/* roulang page: index */
:root {
            --brand-blue: #1E5A8C;
            --brand-blue-dark: #152C45;
            --brand-ice: #F0F4FA;
            --brand-orange: #E8731A;
            --brand-orange-dark: #D06215;
            --brand-black: #1A1A1A;
            --brand-gray: #6B7280;
            --brand-border: #E2E8F0;
            --brand-card: #FFFFFF;
            --radius-card: 12px;
            --radius-btn: 8px;
            --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-card-hover: 0 6px 16px rgba(0, 0, 0, 0.08);
            --shadow-nav: 0 1px 4px rgba(0, 0, 0, 0.06);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s ease;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: system-ui, -apple-system, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            font-size: 16px;
            font-weight: 400;
            line-height: 1.75;
            color: var(--brand-black);
            background-color: #FFFFFF;
            min-width: 320px;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
            border: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

        ul,
        ol {
            list-style: none;
        }

        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }

        /* 导航样式 */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: #FFFFFF;
            height: 64px;
            border-bottom: 1px solid var(--brand-border);
            box-shadow: var(--shadow-nav);
            display: flex;
            align-items: center;
        }

        .site-header .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
            height: 100%;
        }

        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: var(--brand-blue);
            flex-shrink: 0;
            white-space: nowrap;
        }

        .header-logo .logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: var(--brand-blue);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .header-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
        }

        .header-nav a {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: var(--brand-black);
            border-radius: 6px;
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

        .header-nav a:hover {
            color: var(--brand-orange);
            background: #fdf6f0;
        }

        .header-nav a.active {
            color: var(--brand-blue);
            font-weight: 600;
        }

        .header-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--brand-blue);
            border-radius: 1px;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .countdown-badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            background: #FFF3E8;
            border: 1px solid #FDD4B0;
            border-radius: 20px;
            padding: 6px 14px;
            font-size: 13px;
            font-weight: 600;
            color: var(--brand-orange);
            font-variant-numeric: tabular-nums;
            font-family: 'SF Mono', 'Fira Code', 'Consolas', 'Monaco', monospace;
            white-space: nowrap;
        }

        .countdown-badge .count-unit {
            font-weight: 700;
            font-size: 15px;
            color: var(--brand-orange-dark);
        }

        .live-badge {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            background: #FEF2F2;
            border: 1px solid #FECACA;
            border-radius: 20px;
            padding: 6px 12px;
            font-size: 12px;
            font-weight: 600;
            color: #DC2626;
            white-space: nowrap;
        }

        .live-badge .pulse-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: #DC2626;
            animation: pulse-dot 1.4s infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.4;
                transform: scale(1.6);
            }
        }

        .btn-cta-sm {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            background: var(--brand-orange);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            border-radius: 20px;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .btn-cta-sm:hover {
            background: var(--brand-orange-dark);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(232, 115, 26, 0.3);
        }

        .hamburger-btn {
            display: none;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            border-radius: 8px;
            border: 1px solid var(--brand-border);
            background: #fff;
            flex-shrink: 0;
            cursor: pointer;
        }

        .hamburger-btn span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--brand-black);
            border-radius: 1px;
            position: relative;
            transition: all var(--transition-fast);
        }

        .hamburger-btn span::before,
        .hamburger-btn span::after {
            content: '';
            display: block;
            width: 20px;
            height: 2px;
            background: var(--brand-black);
            border-radius: 1px;
            position: absolute;
            transition: all var(--transition-fast);
        }

        .hamburger-btn span::before {
            top: -6px;
        }
        .hamburger-btn span::after {
            top: 6px;
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            bottom: 0;
            background: #fff;
            z-index: 999;
            padding: 24px;
            overflow-y: auto;
            flex-direction: column;
            gap: 8px;
        }

        .mobile-menu.active {
            display: flex;
        }

        .mobile-menu a {
            display: block;
            padding: 14px 16px;
            font-size: 16px;
            font-weight: 500;
            border-radius: 8px;
            color: var(--brand-black);
            transition: all var(--transition-fast);
        }

        .mobile-menu a:hover,
        .mobile-menu a.active {
            background: var(--brand-ice);
            color: var(--brand-blue);
        }

        .mobile-menu .mobile-actions {
            margin-top: 16px;
            padding-top: 16px;
            border-top: 1px solid var(--brand-border);
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        @media (max-width: 1024px) {
            .header-nav {
                display: none;
            }
            .header-actions .countdown-badge,
            .header-actions .live-badge {
                display: none;
            }
            .hamburger-btn {
                display: flex;
            }
            .header-actions .btn-cta-sm {
                font-size: 12px;
                padding: 6px 12px;
            }
        }

        @media (max-width: 520px) {
            .header-actions .btn-cta-sm {
                display: none;
            }
            .header-logo {
                font-size: 17px;
            }
            .header-logo .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 15px;
            }
            .site-header {
                height: 56px;
            }
            .mobile-menu {
                top: 56px;
            }
        }

        /* Hero */
        .hero-section {
            padding-top: 64px;
            min-height: 70vh;
            background: linear-gradient(180deg, #E8F0FA 0%, #FFFFFF 100%);
            display: flex;
            align-items: center;
            position: relative;
            overflow: hidden;
        }

        .hero-section .hero-bg {
            position: absolute;
            top: 0;
            right: 0;
            width: 55%;
            height: 100%;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.25;
            pointer-events: none;
            z-index: 0;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
            padding: 60px 0;
        }

        .hero-left {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .hero-left .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: #fff;
            border: 1px solid var(--brand-border);
            border-radius: 24px;
            padding: 8px 16px;
            font-size: 14px;
            font-weight: 500;
            color: var(--brand-blue);
            width: fit-content;
        }

        .hero-left .hero-tag .tag-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--brand-orange);
            animation: pulse-dot 1.4s infinite;
        }

        .hero-left h1 {
            font-size: 32px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--brand-black);
            letter-spacing: -0.02em;
        }

        .hero-left .hero-subtitle {
            font-size: 16px;
            line-height: 1.75;
            color: var(--brand-gray);
            max-width: 480px;
        }

        .hero-left .hero-cta-row {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 14px 28px;
            background: var(--brand-blue);
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .btn-primary:hover {
            background: #174b75;
            transform: scale(1.02);
            box-shadow: 0 6px 20px rgba(30, 90, 140, 0.3);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 14px 28px;
            background: #fff;
            color: var(--brand-blue);
            font-size: 16px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            border: 2px solid var(--brand-blue);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .btn-secondary:hover {
            background: var(--brand-ice);
            border-color: #174b75;
            color: #174b75;
        }

        .hero-right {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .progress-ring-card {
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-radius: var(--radius-card);
            padding: 28px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--brand-border);
            text-align: center;
        }

        .progress-ring-wrap {
            position: relative;
            width: 140px;
            height: 140px;
            margin: 0 auto 16px;
        }

        .progress-ring-wrap svg {
            transform: rotate(-90deg);
            width: 140px;
            height: 140px;
        }

        .progress-ring-bg {
            fill: none;
            stroke: #E2E8F0;
            stroke-width: 10;
        }
        .progress-ring-fg {
            fill: none;
            stroke: var(--brand-orange);
            stroke-width: 10;
            stroke-linecap: round;
            transition: stroke-dashoffset 1.2s ease;
        }

        .progress-center-text {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            font-size: 28px;
            font-weight: 700;
            color: var(--brand-orange);
            font-variant-numeric: tabular-nums;
            font-family: 'SF Mono', 'Fira Code', 'Consolas', 'Monaco', monospace;
        }

        .tier-preview-row {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 10px;
        }

        .tier-preview-card {
            background: #fff;
            border: 1px solid var(--brand-border);
            border-radius: 10px;
            padding: 14px 10px;
            text-align: center;
            transition: all var(--transition-fast);
            cursor: pointer;
        }

        .tier-preview-card:hover {
            border-color: var(--brand-blue);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .tier-preview-card.featured {
            border-color: var(--brand-orange);
            background: #FFFBF7;
            position: relative;
        }
        .tier-preview-card.featured::before {
            content: '热门';
            position: absolute;
            top: -10px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--brand-orange);
            color: #fff;
            font-size: 11px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 10px;
            white-space: nowrap;
        }
        .tier-preview-card .tier-name {
            font-weight: 600;
            font-size: 14px;
            color: var(--brand-black);
            margin-bottom: 4px;
        }
        .tier-preview-card .tier-price {
            font-size: 18px;
            font-weight: 700;
            color: var(--brand-blue);
        }

        /* 指标看板卡片行 */
        .metrics-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            margin-top: 8px;
        }

        .metric-card {
            background: rgba(255, 255, 255, 0.8);
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
            border: 1px solid var(--brand-border);
            border-radius: 10px;
            padding: 16px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-fast);
        }

        .metric-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .metric-card .metric-number {
            font-size: 28px;
            font-weight: 700;
            color: var(--brand-blue);
            font-variant-numeric: tabular-nums;
            font-family: 'SF Mono', 'Fira Code', 'Consolas', 'Monaco', monospace;
            line-height: 1.2;
        }
        .metric-card .metric-label {
            font-size: 13px;
            color: var(--brand-gray);
            margin-top: 4px;
            font-weight: 500;
        }
        .metric-card .metric-trend {
            display: inline-flex;
            align-items: center;
            gap: 3px;
            font-size: 12px;
            font-weight: 600;
            margin-top: 4px;
        }
        .metric-trend.up {
            color: #16A34A;
        }
        .metric-trend.down {
            color: #DC2626;
        }

        @media (max-width: 1024px) {
            .hero-content {
                grid-template-columns: 1fr;
                gap: 32px;
                padding: 40px 0;
            }
            .hero-right {
                order: -1;
            }
            .hero-section .hero-bg {
                width: 100%;
                opacity: 0.15;
            }
            .metrics-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .tier-preview-row {
                grid-template-columns: repeat(3, 1fr);
                gap: 8px;
            }
        }

        @media (max-width: 768px) {
            .hero-left h1 {
                font-size: 26px;
            }
            .hero-section {
                min-height: auto;
                padding-top: 56px;
            }
            .hero-content {
                padding: 32px 0;
            }
            .metrics-row {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .metric-card .metric-number {
                font-size: 22px;
            }
            .tier-preview-row {
                grid-template-columns: 1fr;
                gap: 8px;
                max-width: 280px;
                margin: 0 auto;
            }
            .progress-ring-wrap {
                width: 110px;
                height: 110px;
            }
            .progress-ring-wrap svg {
                width: 110px;
                height: 110px;
            }
            .progress-center-text {
                font-size: 22px;
            }
            .btn-primary,
            .btn-secondary {
                padding: 12px 20px;
                font-size: 14px;
            }
        }

        /* Section通用 */
        .section-block {
            padding: 80px 0;
        }

        .section-block .section-header {
            margin-bottom: 40px;
        }
        .section-block .section-header h2 {
            font-size: 24px;
            font-weight: 600;
            color: var(--brand-black);
            line-height: 1.4;
        }
        .section-block .section-header .section-desc {
            font-size: 16px;
            color: var(--brand-gray);
            margin-top: 8px;
            line-height: 1.7;
            max-width: 640px;
        }

        @media (max-width: 768px) {
            .section-block {
                padding: 48px 0;
            }
            .section-block .section-header h2 {
                font-size: 20px;
            }
            .section-block .section-header {
                margin-bottom: 28px;
            }
        }

        /* 非对称Grid服务矩阵 */
        .service-matrix {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            grid-template-rows: auto auto;
            gap: 20px;
        }

        .service-matrix .svc-card {
            background: var(--brand-card);
            border: 1px solid var(--brand-border);
            border-radius: var(--radius-card);
            padding: 24px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-fast);
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .service-matrix .svc-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .service-matrix .svc-card.large {
            grid-row: span 2;
        }
        .svc-card .svc-icon {
            width: 48px;
            height: 48px;
            border-radius: 10px;
            background: var(--brand-ice);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            flex-shrink: 0;
        }
        .svc-card .svc-title {
            font-size: 18px;
            font-weight: 600;
            color: var(--brand-black);
        }
        .svc-card .svc-desc {
            font-size: 14px;
            color: var(--brand-gray);
            line-height: 1.7;
        }
        .svc-card .svc-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }
        .svc-card .svc-tags span {
            display: inline-block;
            font-size: 12px;
            font-weight: 500;
            padding: 4px 10px;
            border-radius: 14px;
            background: var(--brand-ice);
            color: var(--brand-blue);
        }
        .svc-card .svc-img {
            width: 100%;
            border-radius: 8px;
            overflow: hidden;
            aspect-ratio: 16/10;
            object-fit: cover;
        }

        @media (max-width: 1024px) {
            .service-matrix {
                grid-template-columns: 1fr 1fr;
                grid-template-rows: auto;
            }
            .service-matrix .svc-card.large {
                grid-row: span 1;
                grid-column: span 2;
            }
        }
        @media (max-width: 768px) {
            .service-matrix {
                grid-template-columns: 1fr;
            }
            .service-matrix .svc-card.large {
                grid-column: span 1;
            }
        }

        /* 结果对比 */
        .compare-panel {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 0;
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid var(--brand-border);
            box-shadow: var(--shadow-card);
        }
        .compare-panel .compare-col {
            padding: 36px 28px;
        }
        .compare-panel .compare-col.before {
            background: #F9FAFB;
        }
        .compare-panel .compare-col.after {
            background: #FFFFFF;
        }
        .compare-col h3 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .compare-col h3 .icon-x {
            color: #DC2626;
            font-size: 20px;
        }
        .compare-col h3 .icon-check {
            color: #16A34A;
            font-size: 20px;
        }
        .compare-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 0;
            border-bottom: 1px solid var(--brand-border);
            font-size: 14px;
            gap: 12px;
        }
        .compare-row .progress-bar-wrap {
            flex: 1;
            height: 6px;
            background: #E5E7EB;
            border-radius: 3px;
            overflow: hidden;
            max-width: 120px;
        }
        .progress-bar-wrap .progress-fill {
            height: 100%;
            border-radius: 3px;
            background: var(--brand-blue);
        }
        .progress-bar-wrap .progress-fill.low {
            background: #F59E0B;
        }
        .progress-bar-wrap .progress-fill.high {
            background: #16A34A;
        }

        @media (max-width: 768px) {
            .compare-panel {
                grid-template-columns: 1fr;
            }
            .compare-col {
                padding: 24px 16px;
            }
        }

        /* 品牌介绍 */
        .brand-intro-grid {
            display: grid;
            grid-template-columns: 40% 60%;
            gap: 40px;
            align-items: center;
        }
        .brand-intro-grid .brand-img {
            border-radius: var(--radius-card);
            overflow: hidden;
            aspect-ratio: 4/5;
            object-fit: cover;
            width: 100%;
            box-shadow: var(--shadow-card);
        }
        .brand-intro-grid .brand-text h3 {
            font-size: 22px;
            font-weight: 600;
            color: var(--brand-black);
            margin-bottom: 16px;
        }
        .brand-intro-grid .brand-text p {
            font-size: 15px;
            line-height: 1.8;
            color: var(--brand-gray);
            margin-bottom: 12px;
        }
        .brand-intro-grid .brand-text .brand-highlight {
            color: var(--brand-blue);
            font-weight: 600;
        }

        @media (max-width: 768px) {
            .brand-intro-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .brand-intro-grid .brand-img {
                aspect-ratio: 16/10;
            }
        }

        /* 入口矩阵 */
        .entry-matrix {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .entry-card {
            background: var(--brand-card);
            border: 1px solid var(--brand-border);
            border-radius: var(--radius-card);
            padding: 24px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-fast);
            cursor: pointer;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 10px;
        }
        .entry-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: var(--brand-blue);
        }
        .entry-card .entry-icon {
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: var(--brand-ice);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
        }
        .entry-card .entry-label {
            font-size: 15px;
            font-weight: 600;
            color: var(--brand-black);
        }
        .entry-card .entry-hint {
            font-size: 12px;
            color: var(--brand-gray);
        }

        @media (max-width: 1024px) {
            .entry-matrix {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .entry-matrix {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .entry-card {
                padding: 16px;
            }
        }

        /* 新闻列表 */
        .news-timeline {
            position: relative;
            padding-left: 40px;
        }
        .news-timeline::before {
            content: '';
            position: absolute;
            left: 18px;
            top: 0;
            bottom: 0;
            width: 2px;
            background: var(--brand-border);
            border-radius: 1px;
        }
        .news-item {
            position: relative;
            padding: 20px 0;
            border-bottom: 1px solid #f3f4f6;
        }
        .news-item:last-child {
            border-bottom: none;
        }
        .news-item .news-date-badge {
            position: absolute;
            left: -40px;
            top: 20px;
            width: 38px;
            height: 38px;
            background: var(--brand-blue);
            border-radius: 8px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 10px;
            font-weight: 600;
            line-height: 1.2;
            z-index: 2;
        }
        .news-item .news-date-badge .day {
            font-size: 15px;
            font-weight: 700;
            line-height: 1;
        }
        .news-item .news-title {
            font-size: 18px;
            font-weight: 600;
            color: var(--brand-black);
            transition: color var(--transition-fast);
            cursor: pointer;
            margin-bottom: 6px;
            line-height: 1.4;
        }
        .news-item .news-title:hover {
            color: var(--brand-orange);
        }
        .news-item .news-summary {
            font-size: 14px;
            color: var(--brand-gray);
            line-height: 1.7;
            margin-bottom: 8px;
        }
        .news-item .news-link {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 14px;
            font-weight: 600;
            color: var(--brand-orange);
            cursor: pointer;
            transition: all var(--transition-fast);
        }
        .news-item .news-link:hover {
            color: var(--brand-orange-dark);
            text-decoration: underline;
        }
        .news-item .news-link .arrow {
            transition: transform var(--transition-fast);
        }
        .news-item .news-link:hover .arrow {
            transform: translateX(3px);
        }

        @media (max-width: 768px) {
            .news-timeline {
                padding-left: 30px;
            }
            .news-timeline::before {
                left: 12px;
            }
            .news-item .news-date-badge {
                left: -30px;
                width: 30px;
                height: 30px;
                font-size: 9px;
                border-radius: 6px;
            }
            .news-item .news-date-badge .day {
                font-size: 12px;
            }
            .news-item .news-title {
                font-size: 16px;
            }
        }

        /* 口碑气泡 */
        .testimonial-bubbles {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .testimonial-bubble {
            background: #fff;
            border: 1px solid var(--brand-border);
            border-radius: var(--radius-card);
            padding: 24px;
            box-shadow: var(--shadow-card);
            position: relative;
            transition: all var(--transition-fast);
        }
        .testimonial-bubble:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .testimonial-bubble::before {
            content: '"';
            position: absolute;
            top: 12px;
            left: 16px;
            font-size: 48px;
            color: var(--brand-ice);
            font-weight: 700;
            line-height: 1;
            pointer-events: none;
            z-index: 0;
        }
        .testimonial-bubble .tst-text {
            font-size: 14px;
            line-height: 1.7;
            color: var(--brand-black);
            position: relative;
            z-index: 1;
            margin-bottom: 14px;
        }
        .testimonial-bubble .tst-author {
            display: flex;
            align-items: center;
            gap: 10px;
            position: relative;
            z-index: 1;
        }
        .tst-author .tst-avatar {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--brand-ice);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 600;
            color: var(--brand-blue);
            flex-shrink: 0;
        }
        .tst-author .tst-name {
            font-size: 13px;
            font-weight: 600;
            color: var(--brand-black);
        }
        .tst-author .tst-role {
            font-size: 11px;
            color: var(--brand-gray);
        }

        @media (max-width: 1024px) {
            .testimonial-bubbles {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            .testimonial-bubbles {
                grid-template-columns: 1fr;
            }
        }

        /* 快速解答 */
        .quick-answers-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }
        .quick-answer-card {
            background: #fff;
            border: 1px solid var(--brand-border);
            border-radius: 10px;
            padding: 20px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .quick-answer-card:hover {
            border-color: var(--brand-blue);
            box-shadow: var(--shadow-card-hover);
        }
        .quick-answer-card .qa-q {
            font-size: 15px;
            font-weight: 600;
            color: var(--brand-black);
            margin-bottom: 6px;
            display: flex;
            align-items: flex-start;
            gap: 8px;
        }
        .quick-answer-card .qa-q .q-icon {
            color: var(--brand-orange);
            flex-shrink: 0;
            font-weight: 700;
        }
        .quick-answer-card .qa-a {
            font-size: 14px;
            color: var(--brand-gray);
            line-height: 1.65;
        }

        @media (max-width: 768px) {
            .quick-answers-grid {
                grid-template-columns: 1fr;
            }
        }

        /* 安全体系 */
        .security-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .security-card {
            text-align: center;
            padding: 24px 16px;
            background: #fff;
            border: 1px solid var(--brand-border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-fast);
        }
        .security-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .security-card .sec-icon {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: #F0FDF4;
            margin: 0 auto 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
        }
        .security-card .sec-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--brand-black);
            margin-bottom: 6px;
        }
        .security-card .sec-desc {
            font-size: 13px;
            color: var(--brand-gray);
            line-height: 1.6;
        }

        @media (max-width: 1024px) {
            .security-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .security-grid {
                grid-template-columns: 1fr;
            }
        }

        /* FAQ折叠 */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            border: 1px solid var(--brand-border);
            border-radius: 10px;
            overflow: hidden;
            background: #fff;
            transition: all var(--transition-fast);
        }
        .faq-item .faq-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 20px;
            cursor: pointer;
            gap: 12px;
            user-select: none;
            transition: background var(--transition-fast);
        }
        .faq-item .faq-header:hover {
            background: #fafbfc;
        }
        .faq-header .faq-q-text {
            font-size: 16px;
            font-weight: 500;
            color: var(--brand-black);
            display: flex;
            align-items: center;
            gap: 10px;
            flex: 1;
        }
        .faq-header .faq-q-text .q-mark {
            color: var(--brand-blue);
            font-weight: 700;
            flex-shrink: 0;
        }
        .faq-header .faq-toggle {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            border: 1px solid var(--brand-border);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 600;
            color: var(--brand-gray);
            transition: all var(--transition-fast);
            flex-shrink: 0;
        }
        .faq-item.open .faq-toggle {
            background: var(--brand-blue);
            color: #fff;
            border-color: var(--brand-blue);
        }
        .faq-item .faq-body {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease, padding 0.3s ease;
        }
        .faq-item.open .faq-body {
            max-height: 400px;
            padding: 0 20px 20px;
        }
        .faq-body .faq-answer {
            font-size: 16px;
            line-height: 1.75;
            color: var(--brand-gray);
            background: #f8fafc;
            padding: 16px;
            border-radius: 8px;
            border-left: 3px solid var(--brand-blue);
        }

        /* 转化表单 */
        .cta-form-section {
            background: var(--brand-blue-dark);
            padding: 80px 0;
        }
        .cta-form-card {
            max-width: 560px;
            margin: 0 auto;
            background: #fff;
            border-radius: var(--radius-card);
            padding: 40px 32px;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
        }
        .cta-form-card h3 {
            font-size: 22px;
            font-weight: 600;
            color: var(--brand-black);
            text-align: center;
            margin-bottom: 8px;
        }
        .cta-form-card .form-subtitle {
            font-size: 14px;
            color: var(--brand-gray);
            text-align: center;
            margin-bottom: 24px;
        }
        .form-group {
            margin-bottom: 16px;
        }
        .form-group label {
            display: block;
            font-size: 14px;
            font-weight: 500;
            color: var(--brand-black);
            margin-bottom: 6px;
        }
        .form-group input,
        .form-group select {
            width: 100%;
            padding: 12px 14px;
            border: 1px solid var(--brand-border);
            border-radius: 8px;
            font-size: 14px;
            color: var(--brand-black);
            background: #fff;
            transition: border-color var(--transition-fast);
        }
        .form-group input:focus,
        .form-group select:focus {
            border-color: var(--brand-blue);
            box-shadow: 0 0 0 3px rgba(30, 90, 140, 0.08);
        }
        .btn-submit {
            width: 100%;
            padding: 14px;
            background: var(--brand-orange);
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            border-radius: 8px;
            cursor: pointer;
            transition: all var(--transition-fast);
            border: none;
            margin-top: 8px;
        }
        .btn-submit:hover {
            background: var(--brand-orange-dark);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(232, 115, 26, 0.35);
        }
        .form-note {
            font-size: 12px;
            color: var(--brand-gray);
            text-align: center;
            margin-top: 12px;
        }
        .form-error {
            font-size: 14px;
            color: #DC2626;
            margin-top: 4px;
            display: none;
        }

        @media (max-width: 768px) {
            .cta-form-card {
                padding: 28px 18px;
                margin: 0 12px;
            }
            .cta-form-section {
                padding: 48px 0;
            }
        }

        /* App下载 */
        .app-download-section {
            background: var(--brand-ice);
            padding: 80px 0;
        }
        .app-download-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .app-download-grid .app-info h3 {
            font-size: 22px;
            font-weight: 600;
            color: var(--brand-black);
            margin-bottom: 12px;
        }
        .app-download-grid .app-info p {
            font-size: 15px;
            line-height: 1.7;
            color: var(--brand-gray);
            margin-bottom: 20px;
        }
        .app-download-grid .app-btns {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .app-download-grid .app-mockup {
            display: flex;
            justify-content: center;
            align-items: center;
        }
        .app-mockup-img {
            max-width: 280px;
            border-radius: 20px;
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12);
        }

        @media (max-width: 768px) {
            .app-download-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .app-download-grid .app-mockup {
                order: -1;
            }
            .app-mockup-img {
                max-width: 200px;
            }
            .app-download-section {
                padding: 48px 0;
            }
        }

        /* 限时入口 */
        .limited-entry-bar {
            background: linear-gradient(135deg, #FFF7ED 0%, #FFEDD5 100%);
            border: 1px solid #FDD4B0;
            border-radius: var(--radius-card);
            padding: 24px 28px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
            box-shadow: var(--shadow-card);
        }
        .limited-entry-bar .limited-info {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .limited-entry-bar .limited-countdown {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 20px;
            font-weight: 700;
            color: var(--brand-orange);
            font-variant-numeric: tabular-nums;
            font-family: 'SF Mono', 'Fira Code', 'Consolas', 'Monaco', monospace;
        }
        .limited-entry-bar .limited-text {
            font-size: 15px;
            font-weight: 500;
            color: var(--brand-black);
        }
        .btn-limited {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 12px 24px;
            background: var(--brand-orange);
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            border-radius: 24px;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .btn-limited:hover {
            background: var(--brand-orange-dark);
            transform: scale(1.03);
            box-shadow: 0 4px 16px rgba(232, 115, 26, 0.35);
        }
        @media (max-width: 768px) {
            .limited-entry-bar {
                flex-direction: column;
                text-align: center;
                padding: 20px;
            }
            .limited-entry-bar .limited-info {
                flex-direction: column;
                gap: 8px;
            }
        }

        /* 热门专题 */
        .hot-topics-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .hot-topic-card {
            background: #fff;
            border: 1px solid var(--brand-border);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .hot-topic-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .hot-topic-card .topic-img {
            aspect-ratio: 16/10;
            object-fit: cover;
            width: 100%;
        }
        .hot-topic-card .topic-body {
            padding: 16px;
        }
        .hot-topic-card .topic-body h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--brand-black);
            margin-bottom: 6px;
            line-height: 1.4;
        }
        .hot-topic-card .topic-body p {
            font-size: 13px;
            color: var(--brand-gray);
            line-height: 1.6;
        }
        .hot-topic-card .topic-tag {
            display: inline-block;
            font-size: 11px;
            font-weight: 500;
            padding: 3px 8px;
            border-radius: 10px;
            background: #FFF3E8;
            color: var(--brand-orange);
            margin-bottom: 8px;
        }

        @media (max-width: 1024px) {
            .hot-topics-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            .hot-topics-grid {
                grid-template-columns: 1fr;
            }
        }

        /* 最新动态 */
        .latest-updates-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .latest-update-item {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 14px 16px;
            background: #fff;
            border: 1px solid var(--brand-border);
            border-radius: 8px;
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .latest-update-item:hover {
            border-color: var(--brand-blue);
            box-shadow: var(--shadow-card-hover);
        }
        .latest-update-item .update-time {
            font-size: 12px;
            font-weight: 500;
            color: var(--brand-gray);
            white-space: nowrap;
            flex-shrink: 0;
        }
        .latest-update-item .update-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--brand-orange);
            flex-shrink: 0;
        }
        .latest-update-item .update-text {
            font-size: 14px;
            color: var(--brand-black);
            line-height: 1.5;
            flex: 1;
        }

        /* 页脚 */
        .site-footer {
            background: var(--brand-blue-dark);
            color: #D1D5DB;
            padding: 60px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 40px;
        }
        .footer-col h4 {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-col p,
        .footer-col a {
            font-size: 14px;
            color: #B0BEC5;
            line-height: 1.8;
            display: block;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: #fff;
        }
        .footer-col .footer-logo {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding: 20px 0;
            text-align: center;
            font-size: 12px;
            color: #8899A6;
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 12px;
        }
        .footer-bottom a {
            color: #8899A6;
            transition: color var(--transition-fast);
        }
        .footer-bottom a:hover {
            color: #fff;
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .site-footer {
                padding: 40px 0 0;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 6px;
            }
        }

/* roulang page: category3 */
:root {
            --brand-blue: #1E5A8C;
            --brand-blue-dark: #152C45;
            --brand-ice: #F0F4FA;
            --brand-orange: #E8731A;
            --brand-orange-dark: #D06215;
            --brand-black: #1A1A1A;
            --brand-gray: #6B7280;
            --brand-border: #E2E8F0;
            --brand-card: #FFFFFF;
            --radius-card: 12px;
            --radius-btn: 8px;
            --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-card-hover: 0 6px 16px rgba(0, 0, 0, 0.08);
            --shadow-nav: 0 1px 4px rgba(0, 0, 0, 0.06);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s ease;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: system-ui, -apple-system, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            font-size: 16px;
            font-weight: 400;
            line-height: 1.75;
            color: var(--brand-black);
            background-color: #FFFFFF;
            min-width: 320px;
            padding-top: 64px;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
            border: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* 导航 */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: #FFFFFF;
            height: 64px;
            border-bottom: 1px solid var(--brand-border);
            box-shadow: var(--shadow-nav);
            display: flex;
            align-items: center;
        }

        .site-header .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
            height: 100%;
        }

        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: var(--brand-blue);
            flex-shrink: 0;
            white-space: nowrap;
        }

        .header-logo .logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: var(--brand-blue);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .header-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
        }

        .header-nav a {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: var(--brand-black);
            border-radius: 6px;
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

        .header-nav a:hover {
            color: var(--brand-orange);
            background: #fdf6f0;
        }

        .header-nav a.active {
            color: var(--brand-blue);
            font-weight: 600;
        }

        .header-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--brand-blue);
            border-radius: 1px;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .countdown-badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            background: #FFF3E8;
            border: 1px solid #FDD4B0;
            border-radius: 20px;
            padding: 6px 14px;
            font-size: 13px;
            font-weight: 600;
            color: var(--brand-orange);
            font-variant-numeric: tabular-nums;
            font-family: 'SF Mono', 'Fira Code', 'Consolas', 'Monaco', monospace;
            white-space: nowrap;
        }

        .countdown-badge .count-unit {
            font-weight: 700;
            font-size: 15px;
            color: var(--brand-orange-dark);
        }

        .live-badge {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            background: #FEF2F2;
            border: 1px solid #FECACA;
            border-radius: 20px;
            padding: 6px 12px;
            font-size: 12px;
            font-weight: 600;
            color: #DC2626;
            white-space: nowrap;
        }

        .live-badge .pulse-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: #DC2626;
            animation: pulse-dot 1.4s infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.35;
                transform: scale(1.6);
            }
        }

        .btn-cta-sm {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            background: var(--brand-orange);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            border-radius: 20px;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .btn-cta-sm:hover {
            background: var(--brand-orange-dark);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(232, 115, 26, 0.3);
        }

        .hamburger-btn {
            display: none;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            border-radius: 8px;
            border: 1px solid var(--brand-border);
            background: #fff;
            font-size: 20px;
            color: var(--brand-black);
            flex-shrink: 0;
        }

        /* 面包屑 */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--brand-gray);
            flex-wrap: wrap;
            padding: 16px 0;
        }
        .breadcrumb a {
            color: var(--brand-blue);
            transition: color var(--transition-fast);
        }
        .breadcrumb a:hover {
            color: var(--brand-orange);
        }
        .breadcrumb .separator {
            color: var(--brand-border);
            font-size: 12px;
        }
        .breadcrumb .current {
            color: var(--brand-black);
            font-weight: 500;
        }

        /* Hero */
        .cat-hero {
            position: relative;
            background: linear-gradient(180deg, #E8F0FA 0%, #FFFFFF 100%);
            padding: 40px 0 48px;
            overflow: hidden;
            min-height: 280px;
            display: flex;
            align-items: center;
        }
        .cat-hero .hero-bg-img {
            position: absolute;
            right: 0;
            top: 0;
            width: 48%;
            height: 100%;
            object-fit: cover;
            opacity: 0.18;
            border-radius: 0 0 0 80px;
            pointer-events: none;
        }
        .cat-hero .hero-content {
            position: relative;
            z-index: 1;
            max-width: 700px;
        }
        .cat-hero h1 {
            font-size: 32px;
            font-weight: 700;
            color: var(--brand-blue);
            margin: 0 0 12px;
            line-height: 1.3;
        }
        .cat-hero .hero-desc {
            font-size: 16px;
            color: var(--brand-gray);
            line-height: 1.75;
            margin: 0 0 20px;
        }
        .cat-hero .hero-stats {
            display: flex;
            gap: 28px;
            flex-wrap: wrap;
        }
        .cat-hero .hero-stat {
            text-align: left;
        }
        .cat-hero .hero-stat .stat-num {
            font-size: 28px;
            font-weight: 700;
            color: var(--brand-orange);
            font-variant-numeric: tabular-nums;
            font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
            line-height: 1.2;
        }
        .cat-hero .hero-stat .stat-label {
            font-size: 13px;
            color: var(--brand-gray);
        }

        /* 指标条 */
        .metrics-strip {
            background: #fff;
            border-bottom: 1px solid var(--brand-border);
            padding: 24px 0;
        }
        .metrics-strip .metrics-row {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            justify-content: space-between;
        }
        .metrics-strip .metric-item {
            display: flex;
            align-items: center;
            gap: 12px;
            flex: 1;
            min-width: 160px;
            padding: 14px 18px;
            background: var(--brand-ice);
            border-radius: var(--radius-card);
            transition: all var(--transition-fast);
        }
        .metrics-strip .metric-item:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .metrics-strip .metric-icon {
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: var(--brand-blue);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            flex-shrink: 0;
        }
        .metrics-strip .metric-info .metric-val {
            font-size: 22px;
            font-weight: 700;
            color: var(--brand-black);
            font-variant-numeric: tabular-nums;
            font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
        }
        .metrics-strip .metric-info .metric-lbl {
            font-size: 12px;
            color: var(--brand-gray);
        }

        /* 主内容区 */
        .main-content-area {
            padding: 48px 0;
            background: #fff;
        }
        .content-layout {
            display: flex;
            gap: 32px;
            align-items: flex-start;
        }
        .content-main {
            flex: 1;
            min-width: 0;
        }
        .content-sidebar {
            width: 300px;
            flex-shrink: 0;
        }
        .section-label {
            font-size: 13px;
            font-weight: 600;
            color: var(--brand-orange);
            text-transform: uppercase;
            letter-spacing: 0.5px;
            margin-bottom: 8px;
        }
        .section-title {
            font-size: 24px;
            font-weight: 600;
            color: var(--brand-black);
            margin: 0 0 24px;
            line-height: 1.3;
        }

        /* 卡片网格 */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .article-card {
            background: var(--brand-card);
            border-radius: var(--radius-card);
            border: 1px solid var(--brand-border);
            overflow: hidden;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-card);
            display: flex;
            flex-direction: column;
        }
        .article-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: #d0d7e2;
        }
        .article-card .card-img-wrap {
            position: relative;
            width: 100%;
            height: 180px;
            overflow: hidden;
            background: var(--brand-ice);
        }
        .article-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .article-card:hover .card-img-wrap img {
            transform: scale(1.04);
        }
        .article-card .card-body {
            padding: 18px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .article-card .card-date {
            font-size: 12px;
            color: var(--brand-gray);
            margin-bottom: 6px;
        }
        .article-card .card-title {
            font-size: 17px;
            font-weight: 600;
            color: var(--brand-black);
            line-height: 1.4;
            margin-bottom: 8px;
            transition: color var(--transition-fast);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .article-card:hover .card-title {
            color: var(--brand-orange);
        }
        .article-card .card-excerpt {
            font-size: 14px;
            color: var(--brand-gray);
            line-height: 1.6;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 12px;
        }
        .article-card .card-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }
        .article-card .card-tag {
            display: inline-block;
            padding: 3px 10px;
            font-size: 11px;
            font-weight: 500;
            border-radius: 12px;
            background: #F0F4FA;
            color: var(--brand-blue);
            white-space: nowrap;
        }

        /* 侧边栏 */
        .sidebar-block {
            background: #fff;
            border: 1px solid var(--brand-border);
            border-radius: var(--radius-card);
            padding: 20px;
            margin-bottom: 20px;
            box-shadow: var(--shadow-card);
        }
        .sidebar-block h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--brand-black);
            margin: 0 0 14px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--brand-ice);
        }
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .tag-cloud .tag-item {
            display: inline-block;
            padding: 6px 14px;
            font-size: 13px;
            font-weight: 500;
            border-radius: 18px;
            background: #F8FAFB;
            color: var(--brand-black);
            border: 1px solid var(--brand-border);
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .tag-cloud .tag-item:hover {
            background: var(--brand-blue);
            color: #fff;
            border-color: var(--brand-blue);
        }
        .sidebar-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .sidebar-list li {
            padding: 10px 0;
            border-bottom: 1px solid #f5f5f5;
            display: flex;
            gap: 10px;
            align-items: flex-start;
            transition: all var(--transition-fast);
        }
        .sidebar-list li:last-child {
            border-bottom: none;
        }
        .sidebar-list li:hover {
            padding-left: 4px;
        }
        .sidebar-list .sl-thumb {
            width: 56px;
            height: 42px;
            border-radius: 6px;
            object-fit: cover;
            flex-shrink: 0;
            background: var(--brand-ice);
        }
        .sidebar-list .sl-info {
            flex: 1;
            min-width: 0;
        }
        .sidebar-list .sl-title {
            font-size: 13px;
            font-weight: 500;
            color: var(--brand-black);
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: color var(--transition-fast);
        }
        .sidebar-list li:hover .sl-title {
            color: var(--brand-orange);
        }
        .sidebar-list .sl-date {
            font-size: 11px;
            color: var(--brand-gray);
            margin-top: 3px;
        }

        /* 分页 */
        .pagination {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            padding: 32px 0 0;
            flex-wrap: wrap;
        }
        .pagination .page-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 38px;
            height: 38px;
            padding: 0 10px;
            border-radius: 8px;
            font-size: 14px;
            font-weight: 500;
            border: 1px solid var(--brand-border);
            background: #fff;
            color: var(--brand-black);
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .pagination .page-btn:hover {
            border-color: var(--brand-blue);
            color: var(--brand-blue);
            background: #f8fafc;
        }
        .pagination .page-btn.active {
            background: var(--brand-blue);
            color: #fff;
            border-color: var(--brand-blue);
            font-weight: 600;
        }
        .pagination .page-btn.disabled {
            opacity: 0.4;
            pointer-events: none;
        }

        /* 品牌介绍 */
        .brand-intro-section {
            padding: 56px 0;
            background: var(--brand-ice);
        }
        .brand-intro-row {
            display: flex;
            gap: 40px;
            align-items: center;
        }
        .brand-intro-img {
            width: 40%;
            flex-shrink: 0;
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }
        .brand-intro-img img {
            width: 100%;
            height: auto;
            object-fit: cover;
            aspect-ratio: 4/3;
        }
        .brand-intro-text {
            flex: 1;
        }
        .brand-intro-text h3 {
            font-size: 22px;
            font-weight: 600;
            color: var(--brand-blue);
            margin: 0 0 12px;
        }
        .brand-intro-text p {
            font-size: 15px;
            color: var(--brand-black);
            line-height: 1.8;
            margin: 0 0 10px;
        }

        /* FAQ */
        .faq-section {
            padding: 56px 0;
            background: #fff;
        }
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            border: 1px solid var(--brand-border);
            border-radius: var(--radius-card);
            margin-bottom: 12px;
            overflow: hidden;
            background: #fff;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-card);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 20px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 500;
            color: var(--brand-black);
            gap: 12px;
            user-select: none;
            transition: background var(--transition-fast);
        }
        .faq-question:hover {
            background: #fafcfd;
        }
        .faq-question .faq-q-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--brand-ice);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: var(--brand-blue);
            flex-shrink: 0;
            font-weight: 700;
        }
        .faq-question .faq-toggle {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            border: 1px solid var(--brand-border);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: var(--brand-gray);
            flex-shrink: 0;
            transition: all var(--transition-fast);
        }
        .faq-item.open .faq-toggle {
            background: var(--brand-blue);
            color: #fff;
            border-color: var(--brand-blue);
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
        }
        .faq-answer-inner {
            padding: 0 20px 18px;
            font-size: 15px;
            color: var(--brand-black);
            line-height: 1.8;
            border-left: 3px solid var(--brand-blue);
            margin-left: 20px;
            background: #fafcfd;
            border-radius: 0 0 0 8px;
        }

        /* CTA */
        .cta-section {
            padding: 56px 0;
            background: var(--brand-blue-dark);
        }
        .cta-card {
            max-width: 560px;
            margin: 0 auto;
            background: #fff;
            border-radius: var(--radius-card);
            padding: 36px 32px;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
        }
        .cta-card h3 {
            font-size: 22px;
            font-weight: 600;
            color: var(--brand-black);
            margin: 0 0 8px;
            text-align: center;
        }
        .cta-card .cta-sub {
            font-size: 14px;
            color: var(--brand-gray);
            text-align: center;
            margin-bottom: 20px;
        }
        .cta-card .form-group {
            margin-bottom: 14px;
        }
        .cta-card label {
            display: block;
            font-size: 13px;
            font-weight: 500;
            color: var(--brand-black);
            margin-bottom: 5px;
        }
        .cta-card input,
        .cta-card select {
            width: 100%;
            padding: 11px 14px;
            border: 1px solid var(--brand-border);
            border-radius: var(--radius-btn);
            font-size: 14px;
            color: var(--brand-black);
            background: #fff;
            transition: border-color var(--transition-fast);
            box-sizing: border-box;
        }
        .cta-card input:focus,
        .cta-card select:focus {
            border-color: var(--brand-blue);
            box-shadow: 0 0 0 3px rgba(30, 90, 140, 0.08);
        }
        .cta-card .btn-submit {
            width: 100%;
            padding: 12px;
            background: var(--brand-orange);
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            cursor: pointer;
            border: none;
            margin-top: 4px;
        }
        .cta-card .btn-submit:hover {
            background: var(--brand-orange-dark);
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(232, 115, 26, 0.35);
        }

        /* 页脚 */
        .site-footer {
            background: var(--brand-blue-dark);
            color: #fff;
            padding: 48px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 32px;
            padding-bottom: 32px;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            margin: 0 0 14px;
            color: #fff;
        }
        .footer-col p {
            font-size: 13px;
            color: #c5d0db;
            line-height: 1.7;
            margin: 0 0 6px;
        }
        .footer-col a {
            display: block;
            font-size: 13px;
            color: #c5d0db;
            padding: 4px 0;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: #fff;
        }
        .footer-logo {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding: 16px 0;
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            justify-content: center;
            font-size: 12px;
            color: #9aa8b8;
        }
        .footer-bottom a {
            color: #9aa8b8;
            transition: color var(--transition-fast);
        }
        .footer-bottom a:hover {
            color: #fff;
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .content-layout {
                flex-direction: column;
            }
            .content-sidebar {
                width: 100%;
            }
            .brand-intro-row {
                flex-direction: column;
            }
            .brand-intro-img {
                width: 100%;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .cat-hero .hero-bg-img {
                width: 60%;
                opacity: 0.1;
            }
            .header-nav {
                display: none;
            }
            .hamburger-btn {
                display: flex;
            }
            .header-nav.mobile-open {
                display: flex;
                flex-direction: column;
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: #fff;
                border-bottom: 1px solid var(--brand-border);
                padding: 12px 16px;
                gap: 2px;
                box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
                z-index: 999;
            }
            .header-nav.mobile-open a {
                width: 100%;
                padding: 12px 16px;
                border-radius: 8px;
            }
            .header-actions .countdown-badge {
                display: none;
            }
        }
        @media (max-width: 768px) {
            .card-grid {
                grid-template-columns: 1fr;
            }
            .cat-hero h1 {
                font-size: 26px;
            }
            .cat-hero .hero-stats {
                gap: 16px;
            }
            .cat-hero .hero-stat .stat-num {
                font-size: 22px;
            }
            .section-title {
                font-size: 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .metrics-strip .metrics-row {
                gap: 10px;
            }
            .metrics-strip .metric-item {
                min-width: 130px;
                padding: 10px 12px;
            }
            .cta-card {
                padding: 24px 18px;
                margin: 0 8px;
            }
            .container {
                padding: 0 16px;
            }
            .breadcrumb {
                font-size: 12px;
            }
            .pagination .page-btn {
                min-width: 32px;
                height: 32px;
                font-size: 12px;
            }
        }
        @media (max-width: 520px) {
            .cat-hero {
                padding: 24px 0 32px;
                min-height: auto;
            }
            .cat-hero .hero-bg-img {
                width: 100%;
                opacity: 0.06;
                border-radius: 0;
            }
            .metrics-strip .metric-item {
                min-width: 100%;
                flex: none;
            }
            .brand-intro-section {
                padding: 36px 0;
            }
            .faq-section {
                padding: 36px 0;
            }
            .cta-section {
                padding: 36px 0;
            }
            .header-logo {
                font-size: 17px;
            }
            .header-logo .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 15px;
            }
        }

/* roulang page: category1 */
:root {
            --brand-blue: #1E5A8C;
            --brand-blue-dark: #152C45;
            --brand-ice: #F0F4FA;
            --brand-orange: #E8731A;
            --brand-orange-dark: #D06215;
            --brand-black: #1A1A1A;
            --brand-gray: #6B7280;
            --brand-border: #E2E8F0;
            --brand-card: #FFFFFF;
            --radius-card: 12px;
            --radius-btn: 8px;
            --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-card-hover: 0 6px 16px rgba(0, 0, 0, 0.08);
            --shadow-nav: 0 1px 4px rgba(0, 0, 0, 0.06);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s ease;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: system-ui, -apple-system, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            font-size: 16px;
            font-weight: 400;
            line-height: 1.75;
            color: var(--brand-black);
            background-color: #FFFFFF;
            min-width: 320px;
            padding-top: 64px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
            border: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* 导航样式 */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: #FFFFFF;
            height: 64px;
            border-bottom: 1px solid var(--brand-border);
            box-shadow: var(--shadow-nav);
            display: flex;
            align-items: center;
        }

        .site-header .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
            height: 100%;
        }

        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: var(--brand-blue);
            flex-shrink: 0;
            white-space: nowrap;
        }

        .header-logo .logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: var(--brand-blue);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .header-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
        }

        .header-nav a {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: var(--brand-black);
            border-radius: 6px;
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

        .header-nav a:hover {
            color: var(--brand-orange);
            background: #fdf6f0;
        }

        .header-nav a.active {
            color: var(--brand-blue);
            font-weight: 600;
        }

        .header-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--brand-blue);
            border-radius: 1px;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .countdown-badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            background: #FFF3E8;
            border: 1px solid #FDD4B0;
            border-radius: 20px;
            padding: 6px 14px;
            font-size: 13px;
            font-weight: 600;
            color: var(--brand-orange);
            font-variant-numeric: tabular-nums;
            font-family: 'SF Mono', 'Fira Code', 'Consolas', 'Monaco', monospace;
            white-space: nowrap;
        }

        .countdown-badge .count-unit {
            font-weight: 700;
            font-size: 15px;
            color: var(--brand-orange-dark);
        }

        .live-badge {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            background: #FEF2F2;
            border: 1px solid #FECACA;
            border-radius: 20px;
            padding: 6px 12px;
            font-size: 12px;
            font-weight: 600;
            color: #DC2626;
            white-space: nowrap;
        }

        .live-badge .pulse-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: #DC2626;
            animation: pulse-dot 1.4s infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.4;
                transform: scale(1.8);
            }
        }

        .btn-cta-sm {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            background: var(--brand-orange);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            border-radius: 20px;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .btn-cta-sm:hover {
            background: var(--brand-orange-dark);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(232, 115, 26, 0.3);
        }

        .hamburger-btn {
            display: none;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            border-radius: 8px;
            border: 1px solid var(--brand-border);
            background: #fff;
            cursor: pointer;
            flex-shrink: 0;
            font-size: 20px;
            color: var(--brand-black);
        }

        /* 面包屑 */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--brand-gray);
            padding: 16px 0;
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--brand-blue);
            transition: color var(--transition-fast);
        }
        .breadcrumb a:hover {
            color: var(--brand-orange);
        }
        .breadcrumb .separator {
            color: var(--brand-border);
            user-select: none;
        }
        .breadcrumb .current {
            color: var(--brand-black);
            font-weight: 500;
        }

        /* Hero区域 */
        .hero-section {
            background: linear-gradient(180deg, #E8F0FA 0%, #FFFFFF 100%);
            padding: 60px 0 80px;
            position: relative;
            overflow: hidden;
        }

        .hero-section .hero-bg {
            position: absolute;
            top: 0;
            right: 0;
            width: 50%;
            height: 100%;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.12;
            pointer-events: none;
            border-radius: 0 0 0 80px;
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
            position: relative;
            z-index: 1;
        }

        .hero-text h1 {
            font-size: 32px;
            font-weight: 700;
            color: var(--brand-blue);
            line-height: 1.3;
            margin-bottom: 16px;
        }

        .hero-text .hero-subtitle {
            font-size: 17px;
            color: var(--brand-gray);
            line-height: 1.7;
            margin-bottom: 28px;
        }

        .invite-progress-wrap {
            background: #fff;
            border-radius: var(--radius-card);
            padding: 24px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--brand-border);
        }

        .invite-progress-wrap .progress-label {
            display: flex;
            justify-content: space-between;
            font-size: 14px;
            font-weight: 600;
            color: var(--brand-black);
            margin-bottom: 10px;
        }

        .invite-progress-wrap .progress-label span {
            color: var(--brand-orange);
            font-weight: 700;
        }

        .progress-bar-track {
            width: 100%;
            height: 10px;
            background: #E8ECF1;
            border-radius: 5px;
            overflow: hidden;
            margin-bottom: 20px;
        }

        .progress-bar-fill {
            height: 100%;
            background: var(--brand-orange);
            border-radius: 5px;
            transition: width 0.6s ease;
            width: 40%;
            position: relative;
        }

        .progress-bar-fill::after {
            content: '';
            position: absolute;
            right: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 16px;
            height: 16px;
            background: #fff;
            border: 3px solid var(--brand-orange);
            border-radius: 50%;
        }

        .reward-tiers {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            margin-bottom: 20px;
        }

        .reward-tier {
            flex: 1;
            min-width: 90px;
            background: #F9FAFB;
            border-radius: 8px;
            padding: 12px;
            text-align: center;
            border: 1px solid var(--brand-border);
            font-size: 13px;
            transition: all var(--transition-fast);
        }

        .reward-tier.reached {
            border-color: #10B981;
            background: #F0FDF6;
        }

        .reward-tier .tier-num {
            font-size: 22px;
            font-weight: 700;
            color: var(--brand-blue);
            display: block;
        }
        .reward-tier.reached .tier-num {
            color: #10B981;
        }
        .reward-tier .tier-label {
            font-size: 11px;
            color: var(--brand-gray);
            margin-top: 2px;
        }

        .btn-invite {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            background: var(--brand-orange);
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            box-shadow: 0 4px 14px rgba(232, 115, 26, 0.25);
        }

        .btn-invite:hover {
            background: var(--brand-orange-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(232, 115, 26, 0.35);
        }

        /* 数据指标看板 */
        .metrics-section {
            padding: 60px 0;
            background: #fff;
        }

        .metrics-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .metric-card {
            background: #F9FBFD;
            border-radius: var(--radius-card);
            padding: 28px 20px;
            text-align: center;
            border: 1px solid var(--brand-border);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-fast);
            position: relative;
            overflow: hidden;
        }

        .metric-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .metric-card .metric-icon {
            font-size: 28px;
            color: var(--brand-blue);
            margin-bottom: 10px;
        }
        .metric-card .metric-value {
            font-size: 32px;
            font-weight: 700;
            color: var(--brand-black);
            font-variant-numeric: tabular-nums;
            font-family: 'SF Mono', 'Fira Code', 'Consolas', 'Monaco', monospace;
            line-height: 1.2;
        }
        .metric-card .metric-unit {
            font-size: 14px;
            font-weight: 500;
            color: var(--brand-gray);
            margin-left: 2px;
        }
        .metric-card .metric-label {
            font-size: 14px;
            color: var(--brand-gray);
            margin-top: 6px;
        }
        .metric-card .trend-arrow {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            margin-top: 4px;
        }
        .trend-up {
            color: #10B981;
        }
        .trend-down {
            color: #EF4444;
        }

        /* 服务矩阵 - 卡片网格 */
        .service-grid-section {
            padding: 60px 0;
            background: var(--brand-ice);
        }

        .section-title {
            font-size: 24px;
            font-weight: 600;
            color: var(--brand-black);
            margin-bottom: 8px;
            text-align: center;
        }

        .section-subtitle {
            font-size: 15px;
            color: var(--brand-gray);
            text-align: center;
            margin-bottom: 40px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .card-grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .service-card {
            background: #fff;
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--brand-border);
            transition: all var(--transition-fast);
            display: flex;
            flex-direction: column;
        }

        .service-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }

        .service-card .card-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
        }

        .service-card .card-body {
            padding: 20px 24px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .service-card .card-icon {
            font-size: 24px;
            color: var(--brand-blue);
            margin-bottom: 8px;
        }
        .service-card .card-title {
            font-size: 18px;
            font-weight: 600;
            color: var(--brand-black);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .service-card .card-desc {
            font-size: 14px;
            color: var(--brand-gray);
            line-height: 1.6;
            margin-bottom: 12px;
            flex: 1;
        }
        .service-card .card-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }
        .service-card .card-tag {
            display: inline-block;
            padding: 3px 10px;
            font-size: 12px;
            font-weight: 500;
            background: #F0F4FA;
            color: var(--brand-blue);
            border-radius: 4px;
            white-space: nowrap;
        }

        /* 场景板块 */
        .scenarios-section {
            padding: 60px 0;
            background: #fff;
        }

        .scenario-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .scenario-card {
            display: flex;
            gap: 20px;
            background: #F9FBFD;
            border-radius: var(--radius-card);
            padding: 24px;
            border: 1px solid var(--brand-border);
            transition: all var(--transition-fast);
            align-items: flex-start;
        }

        .scenario-card:hover {
            box-shadow: var(--shadow-card-hover);
        }
        .scenario-card .sc-icon {
            width: 48px;
            height: 48px;
            border-radius: 10px;
            background: var(--brand-blue);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 20px;
            flex-shrink: 0;
        }
        .scenario-card .sc-info h4 {
            font-size: 17px;
            font-weight: 600;
            color: var(--brand-black);
            margin-bottom: 6px;
        }
        .scenario-card .sc-info p {
            font-size: 14px;
            color: var(--brand-gray);
            line-height: 1.6;
        }

        /* 对比面板 */
        .compare-section {
            padding: 60px 0;
            background: var(--brand-ice);
        }

        .compare-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
        }

        .compare-panel {
            background: #fff;
            border-radius: var(--radius-card);
            padding: 32px;
            border: 1px solid var(--brand-border);
            box-shadow: var(--shadow-card);
        }

        .compare-panel.before-panel {
            border-top: 4px solid #EF4444;
        }
        .compare-panel.after-panel {
            border-top: 4px solid #10B981;
        }

        .compare-panel h3 {
            font-size: 20px;
            font-weight: 600;
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .compare-panel.before-panel h3 {
            color: #EF4444;
        }
        .compare-panel.after-panel h3 {
            color: #10B981;
        }

        .compare-row {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 0;
            border-bottom: 1px solid var(--brand-border);
            font-size: 14px;
        }
        .compare-row:last-child {
            border-bottom: none;
        }
        .compare-icon {
            font-size: 16px;
            flex-shrink: 0;
        }
        .compare-icon.good {
            color: #10B981;
        }
        .compare-icon.bad {
            color: #EF4444;
        }
        .compare-bar {
            flex: 1;
            height: 6px;
            background: #E8ECF1;
            border-radius: 3px;
            overflow: hidden;
        }
        .compare-bar-fill {
            height: 100%;
            border-radius: 3px;
        }
        .compare-bar-fill.low {
            background: #FCA5A5;
            width: 25%;
        }
        .compare-bar-fill.mid {
            background: #FCD34D;
            width: 55%;
        }
        .compare-bar-fill.high {
            background: #6EE7B7;
            width: 85%;
        }
        .compare-bar-fill.full {
            background: #10B981;
            width: 95%;
        }

        /* 品牌介绍 */
        .brand-section {
            padding: 60px 0;
            background: #fff;
        }

        .brand-grid {
            display: grid;
            grid-template-columns: 2fr 3fr;
            gap: 40px;
            align-items: center;
        }

        .brand-img-wrap {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        .brand-img-wrap img {
            width: 100%;
            height: 340px;
            object-fit: cover;
        }

        .brand-text h3 {
            font-size: 22px;
            font-weight: 600;
            color: var(--brand-blue);
            margin-bottom: 16px;
        }
        .brand-text p {
            font-size: 15px;
            color: var(--brand-black);
            line-height: 1.8;
            margin-bottom: 12px;
        }
        .brand-text .brand-highlight {
            color: var(--brand-orange);
            font-weight: 600;
        }

        /* 新闻中心 */
        .news-section {
            padding: 60px 0;
            background: var(--brand-ice);
        }

        .news-list {
            position: relative;
            padding-left: 40px;
        }

        .news-list::before {
            content: '';
            position: absolute;
            left: 14px;
            top: 0;
            bottom: 0;
            width: 2px;
            background: var(--brand-border);
            border-radius: 1px;
        }

        .news-item {
            position: relative;
            margin-bottom: 28px;
            padding-left: 24px;
        }

        .news-item::before {
            content: '';
            position: absolute;
            left: -30px;
            top: 6px;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--brand-blue);
            border: 2px solid #fff;
            box-shadow: 0 0 0 3px var(--brand-border);
        }

        .news-date {
            display: inline-block;
            background: var(--brand-blue);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 4px;
            margin-bottom: 8px;
            font-variant-numeric: tabular-nums;
            font-family: 'SF Mono', 'Fira Code', 'Consolas', 'Monaco', monospace;
        }

        .news-item h4 {
            font-size: 17px;
            font-weight: 600;
            color: var(--brand-black);
            margin-bottom: 6px;
            line-height: 1.4;
        }
        .news-item .news-summary {
            font-size: 14px;
            color: var(--brand-gray);
            line-height: 1.6;
            margin-bottom: 8px;
        }
        .news-item .read-more {
            font-size: 14px;
            font-weight: 600;
            color: var(--brand-orange);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: all var(--transition-fast);
            text-decoration: underline;
            text-underline-offset: 3px;
        }
        .news-item .read-more:hover {
            color: var(--brand-orange-dark);
            text-decoration: none;
            gap: 8px;
        }

        /* FAQ */
        .faq-section {
            padding: 60px 0;
            background: #fff;
        }

        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            border: 1px solid var(--brand-border);
            border-radius: var(--radius-card);
            margin-bottom: 12px;
            overflow: hidden;
            background: #fff;
            transition: all var(--transition-fast);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 20px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 500;
            color: var(--brand-black);
            gap: 12px;
            user-select: none;
            transition: background var(--transition-fast);
        }

        .faq-question:hover {
            background: #F9FBFD;
        }
        .faq-question .faq-q-icon {
            color: var(--brand-blue);
            font-size: 18px;
            flex-shrink: 0;
        }
        .faq-question .faq-toggle {
            font-size: 16px;
            color: var(--brand-gray);
            transition: transform var(--transition-smooth);
            flex-shrink: 0;
        }
        .faq-item.open .faq-toggle {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            background: #F9FBFD;
            border-left: 3px solid var(--brand-blue);
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 16px 20px 20px;
        }
        .faq-answer p {
            font-size: 15px;
            color: var(--brand-black);
            line-height: 1.75;
        }

        /* CTA表单 */
        .cta-section {
            padding: 60px 0;
            background: var(--brand-blue-dark);
        }

        .cta-card {
            max-width: 560px;
            margin: 0 auto;
            background: #fff;
            border-radius: var(--radius-card);
            padding: 40px;
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.15);
        }

        .cta-card h3 {
            font-size: 22px;
            font-weight: 600;
            color: var(--brand-black);
            text-align: center;
            margin-bottom: 8px;
        }
        .cta-card .cta-sub {
            font-size: 14px;
            color: var(--brand-gray);
            text-align: center;
            margin-bottom: 28px;
        }

        .form-group {
            margin-bottom: 18px;
        }
        .form-group label {
            display: block;
            font-size: 14px;
            font-weight: 500;
            color: var(--brand-black);
            margin-bottom: 6px;
        }
        .form-group input,
        .form-group select {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid var(--brand-border);
            border-radius: var(--radius-btn);
            font-size: 14px;
            color: var(--brand-black);
            background: #fff;
            transition: border-color var(--transition-fast);
        }
        .form-group input:focus,
        .form-group select:focus {
            border-color: var(--brand-blue);
            box-shadow: 0 0 0 3px rgba(30, 90, 140, 0.08);
        }
        .btn-submit {
            width: 100%;
            padding: 14px;
            background: var(--brand-orange);
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            box-shadow: 0 4px 14px rgba(232, 115, 26, 0.25);
        }
        .btn-submit:hover {
            background: var(--brand-orange-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(232, 115, 26, 0.35);
        }
        .form-hint {
            font-size: 12px;
            color: var(--brand-gray);
            text-align: center;
            margin-top: 10px;
        }

        /* 页脚 */
        .site-footer {
            background: var(--brand-blue-dark);
            color: #fff;
            padding: 48px 0 24px;
            font-size: 14px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-logo {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }
        .footer-col p {
            color: #C8D6E5;
            line-height: 1.6;
            font-size: 13px;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 12px;
        }
        .footer-col a {
            display: block;
            color: #C8D6E5;
            font-size: 13px;
            padding: 4px 0;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: #fff;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: center;
            font-size: 12px;
            color: #A0B4C8;
        }
        .footer-bottom a {
            color: #A0B4C8;
            transition: color var(--transition-fast);
        }
        .footer-bottom a:hover {
            color: #fff;
        }

        /* 移动端菜单 */
        .mobile-menu-overlay {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(0, 0, 0, 0.45);
            z-index: 999;
        }
        .mobile-menu-panel {
            display: none;
            position: fixed;
            top: 64px;
            right: 0;
            width: 280px;
            bottom: 0;
            background: #fff;
            z-index: 1001;
            padding: 20px;
            flex-direction: column;
            gap: 16px;
            overflow-y: auto;
            box-shadow: -4px 0 20px rgba(0, 0, 0, 0.1);
        }
        .mobile-menu-panel a {
            display: block;
            padding: 12px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--brand-black);
            border-radius: 8px;
            transition: all var(--transition-fast);
        }
        .mobile-menu-panel a:hover,
        .mobile-menu-panel a.active {
            background: #F0F4FA;
            color: var(--brand-blue);
            font-weight: 600;
        }
        .mobile-menu-panel .mobile-actions {
            margin-top: auto;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .hero-section .hero-bg {
                width: 100%;
                opacity: 0.06;
                border-radius: 0;
            }
            .metrics-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .card-grid-3 {
                grid-template-columns: repeat(2, 1fr);
            }
            .compare-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .brand-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .brand-img-wrap img {
                height: 240px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .scenario-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            .header-nav {
                display: none;
            }
            .header-actions {
                display: none;
            }
            .hamburger-btn {
                display: flex;
            }
            .container {
                padding: 0 16px;
            }
            .hero-section {
                padding: 40px 0 50px;
            }
            .hero-text h1 {
                font-size: 26px;
            }
            .metrics-row {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .metric-card {
                padding: 20px 14px;
            }
            .metric-card .metric-value {
                font-size: 26px;
            }
            .card-grid-3 {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .section-title {
                font-size: 20px;
            }
            .compare-panel {
                padding: 20px;
            }
            .news-list {
                padding-left: 28px;
            }
            .news-list::before {
                left: 8px;
            }
            .news-item::before {
                left: -24px;
                width: 8px;
                height: 8px;
            }
            .cta-card {
                padding: 24px 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .reward-tiers {
                flex-direction: column;
            }
            .brand-grid {
                gap: 20px;
            }
            .scenario-card {
                flex-direction: column;
                gap: 12px;
            }
        }

        @media (max-width: 520px) {
            .hero-text h1 {
                font-size: 22px;
            }
            .metrics-row {
                grid-template-columns: 1fr;
            }
            .compare-grid {
                gap: 16px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: center;
                text-align: center;
                gap: 8px;
            }
            .breadcrumb {
                font-size: 12px;
            }
            .btn-invite {
                width: 100%;
                justify-content: center;
            }
        }

/* roulang page: category2 */
:root {
            --brand-blue: #1E5A8C;
            --brand-blue-dark: #152C45;
            --brand-ice: #F0F4FA;
            --brand-orange: #E8731A;
            --brand-orange-dark: #D06215;
            --brand-black: #1A1A1A;
            --brand-gray: #6B7280;
            --brand-border: #E2E8F0;
            --brand-card: #FFFFFF;
            --radius-card: 12px;
            --radius-btn: 8px;
            --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-card-hover: 0 6px 16px rgba(0, 0, 0, 0.08);
            --shadow-nav: 0 1px 4px rgba(0, 0, 0, 0.06);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s ease;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            box-sizing: border-box;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        body {
            font-family: system-ui, -apple-system, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            font-size: 16px;
            font-weight: 400;
            line-height: 1.75;
            color: var(--brand-black);
            background-color: #FFFFFF;
            min-width: 320px;
            padding-top: 64px;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
            border: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* 导航样式 */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: #FFFFFF;
            height: 64px;
            border-bottom: 1px solid var(--brand-border);
            box-shadow: var(--shadow-nav);
            display: flex;
            align-items: center;
        }

        .site-header .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
            height: 100%;
        }

        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: var(--brand-blue);
            flex-shrink: 0;
            white-space: nowrap;
        }

        .header-logo .logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: var(--brand-blue);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .header-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
        }

        .header-nav a {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: var(--brand-black);
            border-radius: 6px;
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

        .header-nav a:hover {
            color: var(--brand-orange);
            background: #fdf6f0;
        }

        .header-nav a.active {
            color: var(--brand-blue);
            font-weight: 600;
        }

        .header-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--brand-blue);
            border-radius: 1px;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .countdown-badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            background: #FFF3E8;
            border: 1px solid #FDD4B0;
            border-radius: 20px;
            padding: 6px 14px;
            font-size: 13px;
            font-weight: 600;
            color: var(--brand-orange);
            font-variant-numeric: tabular-nums;
            font-family: 'SF Mono', 'Fira Code', 'Consolas', 'Monaco', monospace;
            white-space: nowrap;
        }

        .countdown-badge .count-unit {
            font-weight: 700;
            font-size: 15px;
            color: var(--brand-orange-dark);
        }

        .live-badge {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            background: #FEF2F2;
            border: 1px solid #FECACA;
            border-radius: 20px;
            padding: 6px 12px;
            font-size: 12px;
            font-weight: 600;
            color: #DC2626;
            white-space: nowrap;
        }

        .live-badge .pulse-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: #DC2626;
            animation: pulse-dot 1.4s infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.4;
                transform: scale(1.6);
            }
        }

        .btn-cta-sm {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            background: var(--brand-orange);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            border-radius: 20px;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .btn-cta-sm:hover {
            background: var(--brand-orange-dark);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(232, 115, 26, 0.3);
        }

        .hamburger-btn {
            display: none;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            border-radius: 8px;
            border: 1px solid var(--brand-border);
            background: #fff;
            color: var(--brand-black);
            font-size: 20px;
            flex-shrink: 0;
            transition: all var(--transition-fast);
        }

        .hamburger-btn:hover {
            background: var(--brand-ice);
            border-color: var(--brand-blue);
        }

        /* 面包屑 */
        .breadcrumb-bar {
            background: var(--brand-ice);
            padding: 16px 0;
            border-bottom: 1px solid var(--brand-border);
        }
        .breadcrumb-bar .breadcrumb-inner {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--brand-gray);
            flex-wrap: wrap;
        }
        .breadcrumb-bar .breadcrumb-inner a {
            color: var(--brand-blue);
            font-weight: 500;
            transition: color var(--transition-fast);
        }
        .breadcrumb-bar .breadcrumb-inner a:hover {
            color: var(--brand-orange);
        }
        .breadcrumb-bar .breadcrumb-inner .separator {
            color: var(--brand-border);
            font-size: 12px;
        }
        .breadcrumb-bar .breadcrumb-inner .current {
            color: var(--brand-black);
            font-weight: 600;
        }

        /* 页面标题区 */
        .page-hero {
            background: linear-gradient(180deg, #E8F0FA 0%, #FFFFFF 100%);
            padding: 48px 0 40px;
            text-align: center;
        }
        .page-hero h1 {
            font-size: 32px;
            font-weight: 700;
            color: var(--brand-blue);
            margin-bottom: 12px;
            line-height: 1.3;
        }
        .page-hero .subtitle {
            font-size: 16px;
            color: var(--brand-gray);
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.6;
        }

        /* 数据指标卡片 */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin: 0 auto;
            padding: 0;
        }
        .stat-card {
            background: #fff;
            border-radius: var(--radius-card);
            padding: 24px;
            text-align: center;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--brand-border);
            transition: all var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }
        .stat-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: #c8d6e5;
        }
        .stat-card .stat-number {
            font-size: 36px;
            font-weight: 700;
            color: var(--brand-blue);
            font-variant-numeric: tabular-nums;
            font-family: 'SF Mono', 'Fira Code', 'Consolas', 'Monaco', monospace;
            letter-spacing: -1px;
            line-height: 1.2;
        }
        .stat-card .stat-unit {
            font-size: 16px;
            font-weight: 600;
            color: var(--brand-blue);
            margin-left: 2px;
        }
        .stat-card .stat-label {
            font-size: 14px;
            color: var(--brand-gray);
            margin-top: 6px;
            font-weight: 500;
        }
        .stat-card .stat-trend {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 12px;
            font-weight: 600;
            margin-top: 8px;
            padding: 3px 10px;
            border-radius: 12px;
        }
        .stat-card .stat-trend.up {
            color: #16a34a;
            background: #f0fdf4;
        }
        .stat-card .stat-trend.down {
            color: #dc2626;
            background: #fef2f2;
        }
        .stat-card .stat-trend i {
            font-size: 10px;
        }

        /* 主内容区：图文列表+侧边栏 */
        .content-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 40px;
            align-items: start;
        }
        .main-content {
            min-width: 0;
        }
        .sidebar {
            position: sticky;
            top: 88px;
        }

        /* 图文列表项 */
        .article-item {
            display: grid;
            grid-template-columns: 280px 1fr;
            gap: 24px;
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--brand-border);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-smooth);
            margin-bottom: 20px;
        }
        .article-item:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: #c8d6e5;
            transform: translateY(-2px);
        }
        .article-item .article-img {
            width: 100%;
            height: 100%;
            min-height: 200px;
            object-fit: cover;
            display: block;
            background: var(--brand-ice);
        }
        .article-item .article-body {
            padding: 20px 20px 20px 0;
            display: flex;
            flex-direction: column;
            justify-content: center;
            gap: 10px;
        }
        .article-item .article-date {
            display: inline-flex;
            align-items: center;
            font-size: 13px;
            color: var(--brand-gray);
            font-weight: 500;
            gap: 6px;
        }
        .article-item .article-date i {
            color: var(--brand-blue);
            font-size: 13px;
        }
        .article-item .article-title {
            font-size: 18px;
            font-weight: 600;
            color: var(--brand-black);
            line-height: 1.4;
            transition: color var(--transition-fast);
        }
        .article-item:hover .article-title {
            color: var(--brand-orange);
        }
        .article-item .article-excerpt {
            font-size: 14px;
            color: var(--brand-gray);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .article-item .article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }
        .article-item .article-tags .tag {
            display: inline-block;
            padding: 4px 10px;
            font-size: 12px;
            font-weight: 500;
            border-radius: 14px;
            background: var(--brand-ice);
            color: var(--brand-blue);
            transition: all var(--transition-fast);
        }
        .article-item .article-tags .tag:hover {
            background: #dce8f4;
            color: var(--brand-blue-dark);
        }
        .article-item .read-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--brand-orange);
            transition: all var(--transition-fast);
            align-self: flex-start;
        }
        .article-item .read-more i {
            transition: transform var(--transition-fast);
            font-size: 12px;
        }
        .article-item .read-more:hover {
            color: var(--brand-orange-dark);
        }
        .article-item .read-more:hover i {
            transform: translateX(4px);
        }

        /* 侧边栏 */
        .sidebar-card {
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--brand-border);
            padding: 20px;
            box-shadow: var(--shadow-card);
            margin-bottom: 20px;
        }
        .sidebar-card h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--brand-blue);
            margin-bottom: 16px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--brand-ice);
        }
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .tag-cloud .tag-item {
            display: inline-block;
            padding: 6px 14px;
            font-size: 13px;
            font-weight: 500;
            border-radius: 16px;
            background: var(--brand-ice);
            color: var(--brand-blue);
            transition: all var(--transition-fast);
            cursor: pointer;
            border: 1px solid transparent;
        }
        .tag-cloud .tag-item:hover {
            background: #fff;
            border-color: var(--brand-blue);
            color: var(--brand-blue-dark);
            transform: translateY(-1px);
        }
        .tag-cloud .tag-item.lg {
            font-size: 15px;
            padding: 8px 16px;
            font-weight: 600;
            background: #e0ecf8;
        }
        .tag-cloud .tag-item.md {
            font-size: 14px;
            padding: 7px 14px;
        }
        .tag-cloud .tag-item.sm {
            font-size: 12px;
            padding: 5px 10px;
        }
        .recommend-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 0;
        }
        .recommend-list li {
            border-bottom: 1px solid var(--brand-border);
            padding: 12px 0;
        }
        .recommend-list li:last-child {
            border-bottom: none;
        }
        .recommend-list li a {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 14px;
            font-weight: 500;
            color: var(--brand-black);
            line-height: 1.5;
            transition: color var(--transition-fast);
        }
        .recommend-list li a:hover {
            color: var(--brand-orange);
        }
        .recommend-list li a .rec-num {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            border-radius: 6px;
            background: var(--brand-ice);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            font-weight: 700;
            color: var(--brand-blue);
        }

        /* 分页 */
        .pagination {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            flex-wrap: wrap;
            padding: 20px 0;
        }
        .pagination .page-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 8px;
            font-size: 14px;
            font-weight: 500;
            border: 1px solid var(--brand-border);
            background: #fff;
            color: var(--brand-black);
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .pagination .page-btn:hover {
            border-color: var(--brand-blue);
            color: var(--brand-blue);
            background: var(--brand-ice);
        }
        .pagination .page-btn.active {
            background: var(--brand-blue);
            color: #fff;
            border-color: var(--brand-blue);
            font-weight: 700;
        }
        .pagination .page-btn.disabled {
            opacity: 0.4;
            pointer-events: none;
            cursor: default;
        }

        /* 数据服务矩阵 */
        .service-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 20px;
        }
        .service-card {
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--brand-border);
            padding: 28px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-smooth);
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .service-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: #c8d6e5;
        }
        .service-card .svc-icon {
            width: 48px;
            height: 48px;
            border-radius: 10px;
            background: var(--brand-ice);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--brand-blue);
            flex-shrink: 0;
        }
        .service-card h4 {
            font-size: 18px;
            font-weight: 600;
            color: var(--brand-black);
        }
        .service-card p {
            font-size: 14px;
            color: var(--brand-gray);
            line-height: 1.6;
            flex: 1;
        }
        .service-card .svc-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }
        .service-card .svc-tags span {
            font-size: 12px;
            padding: 4px 10px;
            border-radius: 12px;
            background: #f8fafc;
            color: var(--brand-gray);
            border: 1px solid var(--brand-border);
        }
        .service-card.featured {
            grid-row: span 2;
            background: linear-gradient(135deg, #f8fbff 0%, #fff 100%);
            border-color: #c8dcef;
        }
        .service-card.featured .svc-icon {
            background: var(--brand-blue);
            color: #fff;
            width: 56px;
            height: 56px;
            font-size: 26px;
        }

        /* 品牌介绍 */
        .brand-intro-section {
            background: var(--brand-ice);
            border-radius: var(--radius-card);
            padding: 40px;
            display: grid;
            grid-template-columns: 40% 60%;
            gap: 40px;
            align-items: center;
            border: 1px solid var(--brand-border);
        }
        .brand-intro-section .brand-img-wrap {
            border-radius: var(--radius-card);
            overflow: hidden;
            aspect-ratio: 4/3;
            background: #dce8f4;
        }
        .brand-intro-section .brand-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .brand-intro-section .brand-text h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--brand-blue);
            margin-bottom: 16px;
        }
        .brand-intro-section .brand-text p {
            font-size: 15px;
            color: var(--brand-black);
            line-height: 1.8;
            margin-bottom: 12px;
        }
        .brand-intro-section .brand-text .brand-highlight {
            color: var(--brand-orange);
            font-weight: 600;
        }

        /* 数据对比 */
        .compare-dual {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .compare-panel {
            border-radius: var(--radius-card);
            padding: 32px;
            border: 1px solid var(--brand-border);
        }
        .compare-panel.before {
            background: #f9fafb;
            border-color: #e5e7eb;
        }
        .compare-panel.after {
            background: #f0f7fb;
            border-color: #c8dcef;
        }
        .compare-panel h4 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .compare-panel.before h4 {
            color: #9ca3af;
        }
        .compare-panel.after h4 {
            color: var(--brand-blue);
        }
        .compare-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 0;
            border-bottom: 1px solid rgba(0, 0, 0, 0.05);
            font-size: 14px;
            gap: 12px;
        }
        .compare-row .cmp-label {
            font-weight: 500;
            color: var(--brand-black);
        }
        .compare-row .cmp-icon {
            font-size: 18px;
            flex-shrink: 0;
        }
        .compare-row .cmp-icon.check {
            color: #16a34a;
        }
        .compare-row .cmp-icon.cross {
            color: #dc2626;
        }
        .compare-row .progress-bar-wrap {
            flex: 1;
            height: 8px;
            background: #e5e7eb;
            border-radius: 4px;
            overflow: hidden;
            max-width: 140px;
        }
        .compare-row .progress-bar-fill {
            height: 100%;
            border-radius: 4px;
            background: var(--brand-blue);
        }

        /* CTA */
        .cta-section {
            background: var(--brand-blue-dark);
            border-radius: var(--radius-card);
            padding: 48px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.03);
            pointer-events: none;
        }
        .cta-section h3 {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 8px;
            position: relative;
            z-index: 1;
        }
        .cta-section p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 24px;
            position: relative;
            z-index: 1;
        }
        .cta-section .cta-form-inline {
            display: flex;
            gap: 12px;
            max-width: 520px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
            position: relative;
            z-index: 1;
        }
        .cta-section .cta-form-inline input {
            flex: 1;
            min-width: 200px;
            padding: 14px 18px;
            border-radius: var(--radius-btn);
            background: #fff;
            color: var(--brand-black);
            font-size: 14px;
            border: 2px solid transparent;
            transition: all var(--transition-fast);
        }
        .cta-section .cta-form-inline input:focus {
            border-color: var(--brand-orange);
            box-shadow: 0 0 0 0 rgba(232, 115, 26, 0);
        }
        .cta-section .cta-form-inline .btn-submit {
            padding: 14px 28px;
            border-radius: var(--radius-btn);
            background: var(--brand-orange);
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .cta-section .cta-form-inline .btn-submit:hover {
            background: var(--brand-orange-dark);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(232, 115, 26, 0.4);
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            border: 1px solid var(--brand-border);
            border-radius: var(--radius-card);
            overflow: hidden;
            background: #fff;
            transition: all var(--transition-fast);
        }
        .faq-item .faq-question {
            padding: 18px 20px;
            font-size: 16px;
            font-weight: 500;
            color: var(--brand-black);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            background: #fff;
            transition: background var(--transition-fast);
            user-select: none;
        }
        .faq-item .faq-question:hover {
            background: #fafbfc;
        }
        .faq-item .faq-question .faq-q-icon {
            color: var(--brand-blue);
            font-size: 18px;
            flex-shrink: 0;
        }
        .faq-item .faq-question .faq-toggle {
            font-size: 16px;
            color: var(--brand-gray);
            transition: transform var(--transition-smooth);
            flex-shrink: 0;
        }
        .faq-item.open .faq-question .faq-toggle {
            transform: rotate(45deg);
            color: var(--brand-orange);
        }
        .faq-item .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
        }
        .faq-item .faq-answer-inner {
            padding: 0 20px 20px 20px;
            font-size: 15px;
            color: var(--brand-gray);
            line-height: 1.8;
            border-left: 3px solid var(--brand-blue);
            margin-left: 20px;
            background: #fafcfd;
            border-radius: 0 8px 8px 0;
        }

        /* 页脚 */
        .site-footer {
            background: var(--brand-blue-dark);
            color: #fff;
            padding: 48px 0 24px;
            margin-top: 60px;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 40px;
            margin-bottom: 32px;
        }
        .site-footer .footer-col {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .site-footer .footer-logo {
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 4px;
        }
        .site-footer .footer-col p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.6;
        }
        .site-footer .footer-col h4 {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 4px;
        }
        .site-footer .footer-col a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            transition: color var(--transition-fast);
        }
        .site-footer .footer-col a:hover {
            color: var(--brand-orange);
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.5);
            justify-content: center;
            align-items: center;
        }
        .site-footer .footer-bottom a {
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition-fast);
        }
        .site-footer .footer-bottom a:hover {
            color: var(--brand-orange);
        }

        /* 区块间距 */
        .section-block {
            padding: 60px 0;
        }
        .section-block .section-title {
            font-size: 24px;
            font-weight: 600;
            color: var(--brand-black);
            margin-bottom: 32px;
            text-align: center;
            position: relative;
        }
        .section-block .section-title::after {
            content: '';
            display: block;
            width: 48px;
            height: 3px;
            background: var(--brand-orange);
            border-radius: 2px;
            margin: 12px auto 0;
        }
        .section-block.bg-ice {
            background: var(--brand-ice);
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .content-layout {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .sidebar {
                position: static;
                top: auto;
            }
            .article-item {
                grid-template-columns: 220px 1fr;
                gap: 16px;
            }
            .article-item .article-body {
                padding: 16px 16px 16px 0;
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .service-grid {
                grid-template-columns: 1fr 1fr;
            }
            .service-card.featured {
                grid-row: span 1;
                grid-column: span 2;
            }
            .brand-intro-section {
                grid-template-columns: 1fr;
                gap: 24px;
                padding: 28px;
            }
            .compare-dual {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .header-nav {
                gap: 2px;
            }
            .header-nav a {
                padding: 8px 10px;
                font-size: 13px;
            }
            .countdown-badge {
                font-size: 11px;
                padding: 5px 10px;
            }
            .page-hero h1 {
                font-size: 26px;
            }
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
            .header-nav {
                display: none;
                position: fixed;
                top: 64px;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                padding: 16px;
                border-bottom: 1px solid var(--brand-border);
                box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
                z-index: 999;
                gap: 4px;
            }
            .header-nav.open {
                display: flex;
            }
            .header-nav a {
                width: 100%;
                padding: 12px 16px;
                font-size: 15px;
                border-radius: 8px;
            }
            .header-nav a.active::after {
                display: none;
            }
            .hamburger-btn {
                display: flex;
            }
            .header-actions .countdown-badge {
                display: none;
            }
            .header-actions .live-badge {
                display: none;
            }
            .article-item {
                grid-template-columns: 1fr;
                gap: 0;
            }
            .article-item .article-img {
                min-height: 180px;
                max-height: 220px;
                width: 100%;
            }
            .article-item .article-body {
                padding: 16px;
            }
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-card {
                padding: 16px;
            }
            .stat-card .stat-number {
                font-size: 28px;
            }
            .service-grid {
                grid-template-columns: 1fr;
            }
            .service-card.featured {
                grid-column: span 1;
            }
            .brand-intro-section {
                padding: 20px;
                gap: 16px;
            }
            .compare-dual {
                grid-template-columns: 1fr;
            }
            .cta-section {
                padding: 28px 20px;
            }
            .cta-section .cta-form-inline {
                flex-direction: column;
            }
            .cta-section .cta-form-inline input {
                min-width: auto;
                width: 100%;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .section-block {
                padding: 40px 0;
            }
            .section-block .section-title {
                font-size: 20px;
                margin-bottom: 24px;
            }
            .page-hero {
                padding: 32px 0 28px;
            }
            .page-hero h1 {
                font-size: 24px;
            }
            .pagination .page-btn {
                width: 34px;
                height: 34px;
                font-size: 13px;
            }
            .breadcrumb-bar {
                padding: 12px 0;
            }
            .breadcrumb-bar .breadcrumb-inner {
                font-size: 13px;
            }
        }

        @media (max-width: 520px) {
            .stats-row {
                grid-template-columns: 1fr;
                gap: 8px;
            }
            .stat-card {
                padding: 14px;
            }
            .stat-card .stat-number {
                font-size: 26px;
            }
            .compare-panel {
                padding: 20px;
            }
            .compare-row {
                font-size: 13px;
                flex-wrap: wrap;
            }
            .page-hero h1 {
                font-size: 22px;
            }
            .page-hero .subtitle {
                font-size: 14px;
            }
            .section-block .section-title {
                font-size: 18px;
            }
            .faq-item .faq-question {
                font-size: 14px;
                padding: 14px 16px;
            }
            .faq-item .faq-answer-inner {
                font-size: 13px;
                padding: 0 14px 14px 14px;
                margin-left: 14px;
            }
        }

/* roulang page: category4 */
:root {
            --brand-blue: #1E5A8C;
            --brand-blue-dark: #152C45;
            --brand-ice: #F0F4FA;
            --brand-orange: #E8731A;
            --brand-orange-dark: #D06215;
            --brand-black: #1A1A1A;
            --brand-gray: #6B7280;
            --brand-border: #E2E8F0;
            --brand-card: #FFFFFF;
            --radius-card: 12px;
            --radius-btn: 8px;
            --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-card-hover: 0 6px 16px rgba(0, 0, 0, 0.08);
            --shadow-nav: 0 1px 4px rgba(0, 0, 0, 0.06);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s ease;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: system-ui, -apple-system, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            font-size: 16px;
            font-weight: 400;
            line-height: 1.75;
            color: var(--brand-black);
            background-color: #FFFFFF;
            min-width: 320px;
            padding-top: 64px;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
            border: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* 导航 */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: #FFFFFF;
            height: 64px;
            border-bottom: 1px solid var(--brand-border);
            box-shadow: var(--shadow-nav);
            display: flex;
            align-items: center;
        }

        .site-header .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
            height: 100%;
        }

        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: var(--brand-blue);
            flex-shrink: 0;
            white-space: nowrap;
        }

        .header-logo .logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: var(--brand-blue);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .header-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
        }

        .header-nav a {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: var(--brand-black);
            border-radius: 6px;
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

        .header-nav a:hover {
            color: var(--brand-orange);
            background: #fdf6f0;
        }

        .header-nav a.active {
            color: var(--brand-blue);
            font-weight: 600;
        }

        .header-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--brand-blue);
            border-radius: 1px;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .countdown-badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            background: #FFF3E8;
            border: 1px solid #FDD4B0;
            border-radius: 20px;
            padding: 6px 14px;
            font-size: 13px;
            font-weight: 600;
            color: var(--brand-orange);
            font-variant-numeric: tabular-nums;
            font-family: 'SF Mono', 'Fira Code', 'Consolas', 'Monaco', monospace;
            white-space: nowrap;
        }

        .countdown-badge .count-unit {
            font-weight: 700;
            font-size: 15px;
            color: var(--brand-orange-dark);
        }

        .live-badge {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            background: #FEF2F2;
            border: 1px solid #FECACA;
            border-radius: 20px;
            padding: 6px 12px;
            font-size: 12px;
            font-weight: 600;
            color: #DC2626;
            white-space: nowrap;
        }

        .live-badge .pulse-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: #DC2626;
            animation: pulse-dot 1.4s infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.35;
                transform: scale(1.6);
            }
        }

        .btn-cta-sm {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            background: var(--brand-orange);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            border-radius: 20px;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .btn-cta-sm:hover {
            background: var(--brand-orange-dark);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(232, 115, 26, 0.3);
        }

        .hamburger-btn {
            display: none;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            border-radius: 8px;
            border: 1px solid var(--brand-border);
            flex-shrink: 0;
            font-size: 20px;
            color: var(--brand-black);
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .hamburger-btn:hover {
            background: var(--brand-ice);
            border-color: var(--brand-blue);
        }

        /* 面包屑 */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
            padding: 16px 0;
            font-size: 14px;
            color: var(--brand-gray);
        }

        .breadcrumb a {
            color: var(--brand-gray);
            transition: color var(--transition-fast);
        }

        .breadcrumb a:hover {
            color: var(--brand-orange);
        }

        .breadcrumb .separator {
            color: var(--brand-border);
            font-size: 12px;
        }

        .breadcrumb .current {
            color: var(--brand-blue);
            font-weight: 600;
        }

        /* Hero 视频风格 */
        .hero-video {
            position: relative;
            width: 100%;
            min-height: 480px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            overflow: hidden;
        }

        .hero-video .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(21, 44, 69, 0.82) 0%, rgba(21, 44, 69, 0.65) 60%, rgba(21, 44, 69, 0.88) 100%);
            z-index: 1;
        }

        .hero-video .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            color: #FFFFFF;
            padding: 60px 24px;
            max-width: 720px;
        }

        .hero-video .play-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 80px;
            height: 80px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.18);
            border: 3px solid rgba(255, 255, 255, 0.7);
            margin-bottom: 28px;
            transition: all var(--transition-smooth);
            cursor: pointer;
            position: relative;
            animation: play-pulse 2.4s infinite;
        }

        .hero-video .play-btn:hover {
            background: rgba(255, 255, 255, 0.32);
            border-color: #fff;
            transform: scale(1.06);
            box-shadow: 0 0 40px rgba(255, 255, 255, 0.25);
            animation: none;
        }

        .hero-video .play-btn .play-icon {
            display: block;
            width: 0;
            height: 0;
            border-style: solid;
            border-width: 14px 0 14px 24px;
            border-color: transparent transparent transparent #FFFFFF;
            margin-left: 5px;
        }

        @keyframes play-pulse {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.35);
            }
            50% {
                box-shadow: 0 0 0 28px rgba(255, 255, 255, 0);
            }
        }

        .hero-video .hero-title {
            font-size: 34px;
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }

        .hero-video .hero-subtitle {
            font-size: 17px;
            font-weight: 400;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 32px;
        }

        .hero-video .hero-cta-row {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .btn-primary-lg {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            background: var(--brand-orange);
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .btn-primary-lg:hover {
            background: var(--brand-orange-dark);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(232, 115, 26, 0.4);
        }

        .btn-outline-lg {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            background: transparent;
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            border: 2px solid rgba(255, 255, 255, 0.55);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .btn-outline-lg:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
            transform: translateY(-2px);
        }

        /* 板块通用 */
        .section {
            padding: 64px 0;
        }

        .section-header {
            text-align: center;
            margin-bottom: 40px;
        }

        .section-header h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--brand-black);
            margin-bottom: 10px;
            line-height: 1.3;
        }

        .section-header .section-subtitle {
            font-size: 16px;
            color: var(--brand-gray);
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.6;
        }

        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--brand-orange);
            text-transform: uppercase;
            letter-spacing: 0.06em;
            margin-bottom: 8px;
        }

        /* 数据指标卡 */
        .metrics-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .metric-card {
            background: var(--brand-card);
            border: 1px solid var(--brand-border);
            border-radius: var(--radius-card);
            padding: 28px 20px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }

        .metric-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: var(--brand-orange);
            border-radius: 0 0 4px 4px;
            opacity: 0;
            transition: opacity var(--transition-smooth);
        }

        .metric-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }

        .metric-card:hover::before {
            opacity: 1;
        }

        .metric-card .metric-number {
            font-size: 32px;
            font-weight: 700;
            color: var(--brand-blue);
            font-variant-numeric: tabular-nums;
            font-family: 'SF Mono', 'Fira Code', 'Consolas', 'Monaco', monospace;
            line-height: 1.2;
            margin-bottom: 6px;
        }

        .metric-card .metric-label {
            font-size: 14px;
            color: var(--brand-gray);
            font-weight: 500;
        }

        .metric-card .metric-trend {
            display: inline-flex;
            align-items: center;
            gap: 3px;
            font-size: 12px;
            font-weight: 600;
            margin-top: 6px;
        }

        .metric-trend.up {
            color: #16a34a;
        }
        .metric-trend.down {
            color: #dc2626;
        }

        /* 图文列表 */
        .article-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .article-list-item {
            display: flex;
            gap: 24px;
            background: var(--brand-card);
            border: 1px solid var(--brand-border);
            border-radius: var(--radius-card);
            padding: 20px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-smooth);
            align-items: stretch;
        }

        .article-list-item:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: #cbd5e1;
            transform: translateY(-1px);
        }

        .article-list-item .article-image {
            flex: 0 0 240px;
            border-radius: 8px;
            overflow: hidden;
            background: var(--brand-ice);
            position: relative;
            min-height: 160px;
        }

        .article-list-item .article-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
        }

        .article-list-item .article-body {
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: center;
            gap: 8px;
            min-width: 0;
        }

        .article-list-item .article-date {
            font-size: 13px;
            color: var(--brand-gray);
            font-weight: 500;
            letter-spacing: 0.02em;
        }

        .article-list-item .article-title {
            font-size: 18px;
            font-weight: 600;
            color: var(--brand-black);
            line-height: 1.4;
            transition: color var(--transition-fast);
        }

        .article-list-item:hover .article-title {
            color: var(--brand-orange);
        }

        .article-list-item .article-summary {
            font-size: 14px;
            color: var(--brand-gray);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .article-list-item .article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            margin-top: 4px;
        }

        .article-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 500;
            padding: 4px 10px;
            border-radius: 20px;
            background: var(--brand-ice);
            color: var(--brand-blue);
            border: 1px solid #d0dce8;
            transition: all var(--transition-fast);
        }

        .article-tag:hover {
            background: #dce6f2;
            border-color: var(--brand-blue);
            color: var(--brand-blue-dark);
        }

        .article-read-more {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            font-size: 14px;
            font-weight: 600;
            color: var(--brand-orange);
            transition: all var(--transition-fast);
            margin-top: 4px;
            align-self: flex-start;
        }

        .article-read-more:hover {
            color: var(--brand-orange-dark);
            gap: 8px;
        }

        .article-read-more .arrow {
            transition: transform var(--transition-fast);
            font-size: 12px;
        }

        .article-read-more:hover .arrow {
            transform: translateX(4px);
        }

        /* 分页 */
        .pagination {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            margin-top: 32px;
            flex-wrap: wrap;
        }

        .pagination a,
        .pagination span {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 38px;
            height: 38px;
            padding: 0 8px;
            border-radius: 8px;
            font-size: 14px;
            font-weight: 500;
            transition: all var(--transition-fast);
            border: 1px solid var(--brand-border);
            color: var(--brand-black);
            background: #fff;
        }

        .pagination a:hover {
            background: var(--brand-ice);
            border-color: var(--brand-blue);
            color: var(--brand-blue);
        }

        .pagination .page-active {
            background: var(--brand-blue);
            color: #fff;
            border-color: var(--brand-blue);
            font-weight: 600;
        }

        .pagination .page-dots {
            border: none;
            background: transparent;
            color: var(--brand-gray);
            min-width: auto;
            padding: 0 4px;
        }

        /* 场景卡片 */
        .scenario-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .scenario-card {
            background: var(--brand-card);
            border: 1px solid var(--brand-border);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-smooth);
            text-align: center;
        }

        .scenario-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
            border-color: #cbd5e1;
        }

        .scenario-card .scenario-icon {
            width: 56px;
            height: 56px;
            border-radius: 14px;
            background: var(--brand-ice);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 24px;
            color: var(--brand-blue);
            transition: all var(--transition-smooth);
        }

        .scenario-card:hover .scenario-icon {
            background: var(--brand-blue);
            color: #fff;
        }

        .scenario-card h3 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--brand-black);
        }

        .scenario-card p {
            font-size: 14px;
            color: var(--brand-gray);
            line-height: 1.6;
        }

        /* 流程 */
        .process-steps {
            display: flex;
            gap: 0;
            align-items: flex-start;
            justify-content: center;
            flex-wrap: wrap;
            position: relative;
        }

        .process-step {
            flex: 1;
            min-width: 180px;
            text-align: center;
            padding: 0 16px;
            position: relative;
        }

        .process-step .step-number {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--brand-blue);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            font-weight: 700;
            margin: 0 auto 14px;
            position: relative;
            z-index: 2;
            transition: all var(--transition-smooth);
        }

        .process-step:hover .step-number {
            background: var(--brand-orange);
            transform: scale(1.1);
            box-shadow: 0 6px 20px rgba(232, 115, 26, 0.35);
        }

        .process-step .step-connector {
            position: absolute;
            top: 24px;
            left: calc(50% + 24px);
            width: calc(100% - 48px);
            height: 2px;
            background: var(--brand-border);
            z-index: 1;
        }

        .process-step:last-child .step-connector {
            display: none;
        }

        .process-step h4 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 6px;
            color: var(--brand-black);
        }

        .process-step p {
            font-size: 13px;
            color: var(--brand-gray);
            line-height: 1.5;
        }

        /* 品牌介绍双栏 */
        .brand-intro-row {
            display: flex;
            gap: 40px;
            align-items: center;
            background: var(--brand-ice);
            border-radius: var(--radius-card);
            padding: 40px;
            border: 1px solid var(--brand-border);
        }

        .brand-intro-row .brand-image-col {
            flex: 0 0 40%;
            border-radius: 10px;
            overflow: hidden;
            background: #dce6f2;
            min-height: 280px;
        }

        .brand-intro-row .brand-image-col img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .brand-intro-row .brand-text-col {
            flex: 1;
        }

        .brand-intro-row .brand-text-col h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--brand-black);
            margin-bottom: 12px;
        }

        .brand-intro-row .brand-text-col p {
            font-size: 15px;
            color: var(--brand-black);
            line-height: 1.8;
            margin-bottom: 10px;
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            border: 1px solid var(--brand-border);
            border-radius: var(--radius-card);
            overflow: hidden;
            background: #fff;
            transition: all var(--transition-smooth);
        }

        .faq-item:hover {
            border-color: #cbd5e1;
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 20px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 500;
            color: var(--brand-black);
            gap: 12px;
            transition: background var(--transition-fast);
            user-select: none;
        }

        .faq-question:hover {
            background: #fafbfc;
        }

        .faq-question .faq-q-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--brand-ice);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 700;
            color: var(--brand-blue);
        }

        .faq-question .faq-toggle {
            flex-shrink: 0;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            border: 1px solid var(--brand-border);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            transition: all var(--transition-smooth);
            color: var(--brand-gray);
        }

        .faq-item.open .faq-toggle {
            background: var(--brand-blue);
            color: #fff;
            border-color: var(--brand-blue);
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
        }

        .faq-answer-inner {
            padding: 0 20px 20px 60px;
            font-size: 15px;
            color: var(--brand-black);
            line-height: 1.8;
            border-left: 3px solid var(--brand-blue);
            margin-left: 34px;
            background: #fafcfd;
            border-radius: 0 0 8px 0;
        }

        /* CTA 表单 */
        .cta-section {
            background: var(--brand-blue-dark);
            padding: 60px 0;
        }

        .cta-form-card {
            max-width: 560px;
            margin: 0 auto;
            background: #fff;
            border-radius: var(--radius-card);
            padding: 40px 36px;
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.18);
        }

        .cta-form-card h3 {
            font-size: 22px;
            font-weight: 700;
            text-align: center;
            margin-bottom: 6px;
            color: var(--brand-black);
        }

        .cta-form-card .cta-subtitle {
            font-size: 14px;
            color: var(--brand-gray);
            text-align: center;
            margin-bottom: 24px;
            line-height: 1.5;
        }

        .form-group {
            margin-bottom: 16px;
        }

        .form-group label {
            display: block;
            font-size: 14px;
            font-weight: 500;
            margin-bottom: 6px;
            color: var(--brand-black);
        }

        .form-group input,
        .form-group select {
            width: 100%;
            padding: 12px 14px;
            border: 1px solid var(--brand-border);
            border-radius: var(--radius-btn);
            font-size: 14px;
            background: #fff;
            transition: all var(--transition-fast);
            color: var(--brand-black);
            box-sizing: border-box;
        }

        .form-group input:focus,
        .form-group select:focus {
            border-color: var(--brand-blue);
            box-shadow: 0 0 0 3px rgba(30, 90, 140, 0.08);
            outline: none;
        }

        .btn-submit-full {
            width: 100%;
            padding: 14px;
            background: var(--brand-orange);
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            cursor: pointer;
            border: none;
            margin-top: 8px;
        }

        .btn-submit-full:hover {
            background: var(--brand-orange-dark);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(232, 115, 26, 0.4);
        }

        .form-hint {
            font-size: 12px;
            color: var(--brand-gray);
            text-align: center;
            margin-top: 10px;
        }

        /* 页脚 */
        .site-footer {
            background: var(--brand-blue-dark);
            color: #fff;
            padding: 48px 0 24px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-col h4 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 14px;
            color: #fff;
        }

        .footer-col p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.7;
            margin-bottom: 4px;
        }

        .footer-col a {
            display: block;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            padding: 4px 0;
            transition: color var(--transition-fast);
        }

        .footer-col a:hover {
            color: var(--brand-orange);
        }

        .footer-logo {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 16px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.55);
            text-align: center;
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.55);
            transition: color var(--transition-fast);
        }

        .footer-bottom a:hover {
            color: var(--brand-orange);
        }

        .btn-cta-sm-footer {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            background: var(--brand-orange);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            border-radius: 20px;
            transition: all var(--transition-fast);
            white-space: nowrap;
            margin-top: 8px;
        }

        .btn-cta-sm-footer:hover {
            background: var(--brand-orange-dark);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(232, 115, 26, 0.3);
            color: #fff;
        }

        /* 移动端菜单 */
        .mobile-menu-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.5);
            z-index: 999;
        }

        .mobile-menu-overlay.show {
            display: block;
        }

        .mobile-menu-panel {
            position: fixed;
            top: 0;
            right: -320px;
            width: 300px;
            height: 100vh;
            background: #fff;
            z-index: 1001;
            transition: right var(--transition-smooth);
            padding: 24px;
            overflow-y: auto;
            box-shadow: -4px 0 20px rgba(0, 0, 0, 0.15);
            display: flex;
            flex-direction: column;
        }

        .mobile-menu-panel.show {
            right: 0;
        }

        .mobile-menu-panel .mobile-nav-close {
            align-self: flex-end;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            border: 1px solid var(--brand-border);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            cursor: pointer;
            transition: all var(--transition-fast);
            margin-bottom: 16px;
        }

        .mobile-menu-panel .mobile-nav-close:hover {
            background: #f5f5f5;
            border-color: #999;
        }

        .mobile-menu-panel a {
            display: block;
            padding: 12px 6px;
            font-size: 16px;
            font-weight: 500;
            color: var(--brand-black);
            border-bottom: 1px solid var(--brand-border);
            transition: all var(--transition-fast);
        }

        .mobile-menu-panel a:hover {
            color: var(--brand-orange);
            padding-left: 12px;
        }

        .mobile-menu-panel a.active {
            color: var(--brand-blue);
            font-weight: 600;
        }

        .mobile-menu-panel .mobile-actions {
            margin-top: auto;
            padding-top: 16px;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .metrics-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .scenario-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .brand-intro-row {
                flex-direction: column;
                padding: 28px;
            }
            .brand-intro-row .brand-image-col {
                flex: 0 0 auto;
                width: 100%;
                min-height: 220px;
            }
            .article-list-item {
                flex-direction: column;
            }
            .article-list-item .article-image {
                flex: 0 0 auto;
                width: 100%;
                min-height: 200px;
            }
            .hero-video {
                min-height: 380px;
            }
            .hero-video .hero-title {
                font-size: 26px;
            }
        }

        @media (max-width: 768px) {
            .header-nav {
                display: none;
            }
            .header-actions .countdown-badge,
            .header-actions .live-badge {
                display: none;
            }
            .hamburger-btn {
                display: flex;
            }
            .metrics-row {
                grid-template-columns: 1fr;
            }
            .scenario-grid {
                grid-template-columns: 1fr;
            }
            .process-steps {
                flex-direction: column;
                gap: 20px;
            }
            .process-step .step-connector {
                display: none;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .section {
                padding: 40px 0;
            }
            .hero-video {
                min-height: 340px;
            }
            .hero-video .hero-title {
                font-size: 22px;
            }
            .hero-video .hero-subtitle {
                font-size: 15px;
            }
            .hero-video .play-btn {
                width: 60px;
                height: 60px;
            }
            .hero-video .play-btn .play-icon {
                border-width: 10px 0 10px 18px;
                margin-left: 3px;
            }
            .cta-form-card {
                padding: 28px 20px;
                margin: 0 12px;
            }
            .brand-intro-row {
                padding: 20px;
            }
            .brand-intro-row .brand-image-col {
                min-height: 180px;
            }
            .section-header h2 {
                font-size: 22px;
            }
            .article-list-item .article-image {
                min-height: 160px;
            }
            .faq-answer-inner {
                margin-left: 20px;
                padding: 0 14px 16px 30px;
            }
            .container {
                padding: 0 16px;
            }
        }

        @media (max-width: 520px) {
            .hero-video .hero-cta-row {
                flex-direction: column;
                align-items: center;
            }
            .btn-primary-lg,
            .btn-outline-lg {
                width: 100%;
                justify-content: center;
            }
            .pagination a,
            .pagination span {
                min-width: 32px;
                height: 32px;
                font-size: 12px;
            }
            .metric-card .metric-number {
                font-size: 26px;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 8px;
            }
        }

/* roulang page: category5 */
:root {
            --brand-blue: #1E5A8C;
            --brand-blue-dark: #152C45;
            --brand-ice: #F0F4FA;
            --brand-orange: #E8731A;
            --brand-orange-dark: #D06215;
            --brand-black: #1A1A1A;
            --brand-gray: #6B7280;
            --brand-border: #E2E8F0;
            --brand-card: #FFFFFF;
            --radius-card: 12px;
            --radius-btn: 8px;
            --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-card-hover: 0 6px 16px rgba(0, 0, 0, 0.08);
            --shadow-nav: 0 1px 4px rgba(0, 0, 0, 0.06);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s ease;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: system-ui, -apple-system, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            font-size: 16px;
            font-weight: 400;
            line-height: 1.75;
            color: var(--brand-black);
            background-color: #FFFFFF;
            min-width: 320px;
            padding-top: 64px;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
            border: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: #FFFFFF;
            height: 64px;
            border-bottom: 1px solid var(--brand-border);
            box-shadow: var(--shadow-nav);
            display: flex;
            align-items: center;
        }

        .site-header .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
            height: 100%;
        }

        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: var(--brand-blue);
            flex-shrink: 0;
            white-space: nowrap;
        }

        .header-logo .logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: var(--brand-blue);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .header-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
        }

        .header-nav a {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: var(--brand-black);
            border-radius: 6px;
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

        .header-nav a:hover {
            color: var(--brand-orange);
            background: #fdf6f0;
        }

        .header-nav a.active {
            color: var(--brand-blue);
            font-weight: 600;
        }

        .header-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--brand-blue);
            border-radius: 1px;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .countdown-badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            background: #FFF3E8;
            border: 1px solid #FDD4B0;
            border-radius: 20px;
            padding: 6px 14px;
            font-size: 13px;
            font-weight: 600;
            color: var(--brand-orange);
            font-variant-numeric: tabular-nums;
            font-family: 'SF Mono', 'Fira Code', 'Consolas', 'Monaco', monospace;
            white-space: nowrap;
        }

        .countdown-badge .count-unit {
            font-weight: 700;
            font-size: 15px;
            color: var(--brand-orange-dark);
        }

        .live-badge {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            background: #FEF2F2;
            border: 1px solid #FECACA;
            border-radius: 20px;
            padding: 6px 12px;
            font-size: 12px;
            font-weight: 600;
            color: #DC2626;
            white-space: nowrap;
        }

        .live-badge .pulse-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: #DC2626;
            animation: pulse-dot 1.4s infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.35;
                transform: scale(1.6);
            }
        }

        .btn-cta-sm {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            background: var(--brand-orange);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            border-radius: 20px;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .btn-cta-sm:hover {
            background: var(--brand-orange-dark);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(232, 115, 26, 0.3);
        }

        .hamburger-btn {
            display: none;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            border-radius: 8px;
            border: 1px solid var(--brand-border);
            background: #fff;
            flex-shrink: 0;
            font-size: 20px;
            color: var(--brand-black);
        }

        .mobile-menu-overlay {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            bottom: 0;
            background: #fff;
            z-index: 999;
            padding: 16px 24px;
            flex-direction: column;
            gap: 4px;
            overflow-y: auto;
        }

        .mobile-menu-overlay.active {
            display: flex;
        }

        .mobile-menu-overlay a {
            display: block;
            padding: 12px 16px;
            font-size: 16px;
            font-weight: 500;
            border-radius: 8px;
            color: var(--brand-black);
            transition: all var(--transition-fast);
        }

        .mobile-menu-overlay a:hover {
            background: var(--brand-ice);
            color: var(--brand-blue);
        }

        .mobile-menu-overlay a.active {
            background: #EBF2FA;
            color: var(--brand-blue);
            font-weight: 600;
        }

        .mobile-menu-actions {
            display: flex;
            flex-direction: column;
            gap: 10px;
            margin-top: 12px;
            padding-top: 16px;
            border-top: 1px solid var(--brand-border);
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
            font-size: 14px;
            color: var(--brand-gray);
            padding: 20px 0 12px;
        }

        .breadcrumb a {
            color: var(--brand-gray);
            transition: color var(--transition-fast);
        }

        .breadcrumb a:hover {
            color: var(--brand-blue);
        }

        .breadcrumb .separator {
            color: #CBD5E1;
            font-size: 12px;
        }

        .breadcrumb .current {
            color: var(--brand-blue);
            font-weight: 600;
        }

        .section-title {
            font-size: 24px;
            font-weight: 600;
            color: var(--brand-black);
            margin-bottom: 8px;
            line-height: 1.35;
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--brand-gray);
            line-height: 1.7;
            margin-bottom: 32px;
        }

        .card-person {
            background: var(--brand-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: all var(--transition-smooth);
            border: 1px solid var(--brand-border);
            display: flex;
            flex-direction: column;
        }

        .card-person:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: #D0DCE8;
        }

        .card-person .card-img-wrap {
            position: relative;
            width: 100%;
            height: 220px;
            overflow: hidden;
            background: var(--brand-ice);
        }

        .card-person .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .card-person:hover .card-img-wrap img {
            transform: scale(1.05);
        }

        .card-person .card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--brand-orange);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 4px;
            z-index: 2;
        }

        .card-person .card-body {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .card-person .card-name {
            font-size: 20px;
            font-weight: 700;
            color: var(--brand-black);
            margin-bottom: 4px;
            line-height: 1.3;
        }

        .card-person .card-role {
            font-size: 14px;
            color: var(--brand-blue);
            font-weight: 500;
            margin-bottom: 10px;
        }

        .card-person .card-desc {
            font-size: 14px;
            color: var(--brand-gray);
            line-height: 1.65;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .card-person .card-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            margin-top: 12px;
            padding-top: 12px;
            border-top: 1px solid var(--brand-border);
        }

        .card-person .card-tag {
            font-size: 12px;
            padding: 3px 10px;
            border-radius: 12px;
            background: var(--brand-ice);
            color: var(--brand-blue);
            font-weight: 500;
            white-space: nowrap;
        }

        .card-person .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            margin-top: 10px;
            font-size: 14px;
            font-weight: 600;
            color: var(--brand-orange);
            transition: all var(--transition-fast);
        }

        .card-person .card-link:hover {
            color: var(--brand-orange-dark);
            gap: 10px;
        }

        .featured-person {
            display: flex;
            gap: 32px;
            background: var(--brand-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            border: 1px solid var(--brand-border);
            overflow: hidden;
            padding: 0;
            align-items: stretch;
        }

        .featured-person .featured-img {
            flex: 0 0 42%;
            min-height: 360px;
            background: var(--brand-ice);
            position: relative;
            overflow: hidden;
        }

        .featured-person .featured-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            position: absolute;
            top: 0;
            left: 0;
        }

        .featured-person .featured-content {
            flex: 1;
            padding: 32px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .featured-person .featured-label {
            font-size: 13px;
            font-weight: 600;
            color: var(--brand-orange);
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 8px;
        }

        .featured-person .featured-name {
            font-size: 26px;
            font-weight: 700;
            color: var(--brand-black);
            margin-bottom: 6px;
            line-height: 1.3;
        }

        .featured-person .featured-role {
            font-size: 15px;
            color: var(--brand-blue);
            font-weight: 500;
            margin-bottom: 14px;
        }

        .featured-person .featured-desc {
            font-size: 15px;
            color: var(--brand-gray);
            line-height: 1.75;
            margin-bottom: 16px;
        }

        .featured-person .featured-stats {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
        }

        .featured-person .featured-stat {
            text-align: center;
            min-width: 60px;
        }

        .featured-person .featured-stat .stat-num {
            font-size: 24px;
            font-weight: 700;
            color: var(--brand-blue);
            font-variant-numeric: tabular-nums;
            font-family: 'SF Mono', 'Fira Code', 'Consolas', 'Monaco', monospace;
        }

        .featured-person .featured-stat .stat-label {
            font-size: 12px;
            color: var(--brand-gray);
            margin-top: 2px;
        }

        .stat-card {
            background: var(--brand-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            border: 1px solid var(--brand-border);
            padding: 24px;
            text-align: center;
            transition: all var(--transition-smooth);
        }

        .stat-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .stat-card .stat-icon {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--brand-ice);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 12px;
            font-size: 22px;
            color: var(--brand-blue);
        }

        .stat-card .stat-value {
            font-size: 28px;
            font-weight: 700;
            color: var(--brand-black);
            font-variant-numeric: tabular-nums;
            font-family: 'SF Mono', 'Fira Code', 'Consolas', 'Monaco', monospace;
            line-height: 1.2;
        }

        .stat-card .stat-label {
            font-size: 14px;
            color: var(--brand-gray);
            margin-top: 4px;
        }

        .timeline-list {
            list-style: none;
            padding: 0;
            position: relative;
        }

        .timeline-list::before {
            content: '';
            position: absolute;
            left: 18px;
            top: 8px;
            bottom: 8px;
            width: 2px;
            background: var(--brand-border);
            border-radius: 1px;
        }

        .timeline-item {
            display: flex;
            gap: 16px;
            padding: 14px 0;
            position: relative;
            align-items: flex-start;
        }

        .timeline-item .timeline-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--brand-blue);
            flex-shrink: 0;
            margin-top: 8px;
            position: relative;
            z-index: 1;
            box-shadow: 0 0 0 4px #E8EFF6;
        }

        .timeline-item .timeline-date {
            font-size: 13px;
            font-weight: 600;
            color: var(--brand-orange);
            white-space: nowrap;
            min-width: 90px;
            flex-shrink: 0;
        }

        .timeline-item .timeline-content {
            flex: 1;
        }

        .timeline-item .timeline-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--brand-black);
            margin-bottom: 4px;
            line-height: 1.4;
        }

        .timeline-item .timeline-desc {
            font-size: 14px;
            color: var(--brand-gray);
            line-height: 1.6;
        }

        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .tag-cloud .tag-item {
            font-size: 13px;
            padding: 6px 14px;
            border-radius: 16px;
            background: #fff;
            border: 1px solid var(--brand-border);
            color: var(--brand-gray);
            transition: all var(--transition-fast);
            cursor: pointer;
            white-space: nowrap;
        }

        .tag-cloud .tag-item:hover {
            border-color: var(--brand-blue);
            color: var(--brand-blue);
            background: #F8FAFD;
        }

        .tag-cloud .tag-item.hot {
            background: #FFF3E8;
            border-color: #FDD4B0;
            color: var(--brand-orange);
            font-weight: 600;
        }

        .recommend-list {
            list-style: none;
            padding: 0;
        }

        .recommend-list li {
            padding: 12px 0;
            border-bottom: 1px solid var(--brand-border);
        }

        .recommend-list li:last-child {
            border-bottom: none;
        }

        .recommend-list a {
            font-size: 14px;
            font-weight: 500;
            color: var(--brand-black);
            line-height: 1.5;
            transition: color var(--transition-fast);
            display: block;
        }

        .recommend-list a:hover {
            color: var(--brand-blue);
        }

        .recommend-list .rec-date {
            font-size: 12px;
            color: var(--brand-gray);
            margin-top: 3px;
        }

        .pagination {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            flex-wrap: wrap;
        }

        .pagination .page-item {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 38px;
            height: 38px;
            border-radius: 8px;
            font-size: 14px;
            font-weight: 500;
            border: 1px solid var(--brand-border);
            background: #fff;
            color: var(--brand-black);
            transition: all var(--transition-fast);
            cursor: pointer;
        }

        .pagination .page-item:hover {
            border-color: var(--brand-blue);
            color: var(--brand-blue);
            background: #F8FAFD;
        }

        .pagination .page-item.active {
            background: var(--brand-blue);
            border-color: var(--brand-blue);
            color: #fff;
            font-weight: 600;
        }

        .pagination .page-item.disabled {
            opacity: 0.45;
            pointer-events: none;
        }

        .faq-panel {
            border: 1px solid var(--brand-border);
            border-radius: var(--radius-card);
            overflow: hidden;
            background: #fff;
            margin-bottom: 12px;
            transition: all var(--transition-fast);
        }

        .faq-panel .faq-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 20px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 500;
            color: var(--brand-black);
            gap: 12px;
            user-select: none;
            transition: background var(--transition-fast);
        }

        .faq-panel .faq-header:hover {
            background: #FAFBFC;
        }

        .faq-panel .faq-header .faq-icon {
            flex-shrink: 0;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--brand-ice);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: var(--brand-blue);
            font-weight: 700;
        }

        .faq-panel .faq-header .faq-toggle {
            flex-shrink: 0;
            font-size: 18px;
            color: var(--brand-gray);
            transition: transform 0.3s ease;
        }

        .faq-panel.open .faq-header .faq-toggle {
            transform: rotate(45deg);
            color: var(--brand-blue);
        }

        .faq-panel .faq-body {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
        }

        .faq-panel.open .faq-body {
            max-height: 400px;
        }

        .faq-panel .faq-body-inner {
            padding: 0 20px 20px 64px;
            font-size: 15px;
            color: var(--brand-gray);
            line-height: 1.75;
            border-left: 3px solid var(--brand-blue);
            margin-left: 16px;
            background: #FAFBFC;
            border-radius: 0 0 8px 0;
        }

        .cta-section {
            background: var(--brand-blue-dark);
            border-radius: var(--radius-card);
            padding: 48px 40px;
            text-align: center;
            color: #fff;
        }

        .cta-section .cta-title {
            font-size: 22px;
            font-weight: 700;
            margin-bottom: 8px;
            color: #fff;
        }

        .cta-section .cta-desc {
            font-size: 15px;
            color: #CBD5E1;
            margin-bottom: 24px;
            line-height: 1.7;
        }

        .cta-section .form-row {
            display: flex;
            gap: 10px;
            max-width: 560px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }

        .cta-section input,
        .cta-section select {
            flex: 1;
            min-width: 140px;
            padding: 12px 16px;
            border-radius: var(--radius-btn);
            border: 1px solid #475569;
            background: #1E3A54;
            color: #fff;
            font-size: 14px;
            transition: border-color var(--transition-fast);
        }

        .cta-section input::placeholder {
            color: #94A3B8;
        }

        .cta-section input:focus,
        .cta-section select:focus {
            border-color: var(--brand-orange);
            outline: 2px solid rgba(232, 115, 26, 0.25);
        }

        .cta-section select {
            appearance: none;
            cursor: pointer;
            color: #CBD5E1;
        }

        .cta-section select option {
            background: #1E3A54;
            color: #fff;
        }

        .cta-section .btn-submit {
            padding: 12px 28px;
            background: var(--brand-orange);
            color: #fff;
            font-weight: 600;
            border-radius: var(--radius-btn);
            font-size: 15px;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .cta-section .btn-submit:hover {
            background: var(--brand-orange-dark);
            transform: translateY(-2px);
            box-shadow: 0 6px 18px rgba(232, 115, 26, 0.4);
        }

        .site-footer {
            background: var(--brand-blue-dark);
            color: #CBD5E1;
            padding: 48px 0 24px;
            margin-top: 60px;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 36px;
            margin-bottom: 32px;
        }

        .site-footer .footer-logo {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }

        .site-footer .footer-col p {
            font-size: 14px;
            line-height: 1.7;
            color: #94A3B8;
            margin: 0;
        }

        .site-footer .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 12px;
        }

        .site-footer .footer-col a {
            display: block;
            font-size: 14px;
            color: #94A3B8;
            padding: 4px 0;
            transition: color var(--transition-fast);
        }

        .site-footer .footer-col a:hover {
            color: #fff;
        }

        .site-footer .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: center;
            align-items: center;
            font-size: 12px;
            color: #64748B;
            padding-top: 20px;
            border-top: 1px solid #334155;
        }

        .site-footer .footer-bottom a {
            color: #94A3B8;
            transition: color var(--transition-fast);
        }

        .site-footer .footer-bottom a:hover {
            color: #fff;
        }

        .sidebar-card {
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--brand-border);
            padding: 20px;
            margin-bottom: 20px;
            box-shadow: var(--shadow-card);
        }

        .sidebar-card h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--brand-black);
            margin-bottom: 14px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--brand-ice);
        }

        @media (max-width: 1024px) {
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .featured-person {
                flex-direction: column;
            }
            .featured-person .featured-img {
                flex: 0 0 240px;
                min-height: 240px;
            }
            .featured-person .featured-content {
                padding: 24px;
            }
            .header-nav {
                gap: 2px;
            }
            .header-nav a {
                padding: 8px 10px;
                font-size: 13px;
            }
            .header-actions .countdown-badge {
                display: none;
            }
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
            .header-nav {
                display: none;
            }
            .header-actions {
                display: none;
            }
            .hamburger-btn {
                display: flex;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .featured-person {
                flex-direction: column;
            }
            .featured-person .featured-img {
                flex: 0 0 200px;
                min-height: 200px;
            }
            .featured-person .featured-content {
                padding: 20px;
            }
            .featured-person .featured-name {
                font-size: 22px;
            }
            .card-person .card-img-wrap {
                height: 180px;
            }
            .section-title {
                font-size: 20px;
            }
            .cta-section {
                padding: 32px 20px;
            }
            .cta-section .form-row {
                flex-direction: column;
            }
            .cta-section input,
            .cta-section select,
            .cta-section .btn-submit {
                width: 100%;
                min-width: auto;
            }
            .breadcrumb {
                font-size: 13px;
                padding: 14px 0 8px;
            }
            .stat-card .stat-value {
                font-size: 22px;
            }
            .pagination .page-item {
                min-width: 32px;
                height: 32px;
                font-size: 13px;
            }
            .faq-panel .faq-body-inner {
                margin-left: 8px;
                padding: 0 14px 16px 40px;
                font-size: 14px;
            }
            .faq-panel .faq-header {
                font-size: 15px;
                padding: 14px 16px;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                gap: 8px;
                text-align: center;
            }
        }

        @media (max-width: 520px) {
            .featured-person .featured-stats {
                gap: 14px;
            }
            .featured-person .featured-stat .stat-num {
                font-size: 20px;
            }
            .card-person .card-name {
                font-size: 17px;
            }
            .timeline-item {
                flex-direction: column;
                gap: 4px;
            }
            .timeline-item .timeline-date {
                min-width: auto;
            }
            .timeline-list::before {
                left: 13px;
            }
            .timeline-item .timeline-dot {
                width: 8px;
                height: 8px;
                margin-top: 6px;
            }
        }

/* roulang page: category6 */
:root {
            --brand-blue: #1E5A8C;
            --brand-blue-dark: #152C45;
            --brand-ice: #F0F4FA;
            --brand-orange: #E8731A;
            --brand-orange-dark: #D06215;
            --brand-black: #1A1A1A;
            --brand-gray: #6B7280;
            --brand-border: #E2E8F0;
            --brand-card: #FFFFFF;
            --radius-card: 12px;
            --radius-btn: 8px;
            --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-card-hover: 0 6px 16px rgba(0, 0, 0, 0.08);
            --shadow-nav: 0 1px 4px rgba(0, 0, 0, 0.06);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s ease;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: system-ui, -apple-system, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            font-size: 16px;
            font-weight: 400;
            line-height: 1.75;
            color: var(--brand-black);
            background-color: #FFFFFF;
            min-width: 320px;
            padding-top: 64px;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
            border: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* 导航样式 */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: #FFFFFF;
            height: 64px;
            border-bottom: 1px solid var(--brand-border);
            box-shadow: var(--shadow-nav);
            display: flex;
            align-items: center;
        }

        .site-header .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
            height: 100%;
        }

        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: var(--brand-blue);
            flex-shrink: 0;
            white-space: nowrap;
        }

        .header-logo .logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: var(--brand-blue);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .header-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
        }

        .header-nav a {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: var(--brand-black);
            border-radius: 6px;
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

        .header-nav a:hover {
            color: var(--brand-orange);
            background: #fdf6f0;
        }

        .header-nav a.active {
            color: var(--brand-blue);
            font-weight: 600;
        }

        .header-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--brand-blue);
            border-radius: 1px;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .countdown-badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            background: #FFF3E8;
            border: 1px solid #FDD4B0;
            border-radius: 20px;
            padding: 6px 14px;
            font-size: 13px;
            font-weight: 600;
            color: var(--brand-orange);
            font-variant-numeric: tabular-nums;
            font-family: 'SF Mono', 'Fira Code', 'Consolas', 'Monaco', monospace;
            white-space: nowrap;
        }

        .countdown-badge .count-unit {
            font-weight: 700;
            font-size: 15px;
            color: var(--brand-orange-dark);
        }

        .live-badge {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            background: #FEF2F2;
            border: 1px solid #FECACA;
            border-radius: 20px;
            padding: 6px 12px;
            font-size: 12px;
            font-weight: 600;
            color: #DC2626;
            white-space: nowrap;
        }

        .live-badge .pulse-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: #DC2626;
            animation: pulse-dot 1.4s infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.4;
                transform: scale(1.6);
            }
        }

        .btn-cta-sm {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            background: var(--brand-orange);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            border-radius: 20px;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .btn-cta-sm:hover {
            background: var(--brand-orange-dark);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(232, 115, 26, 0.3);
        }

        .hamburger-btn {
            display: none;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            border-radius: 8px;
            border: 1px solid var(--brand-border);
            background: #fff;
            flex-shrink: 0;
            cursor: pointer;
        }

        .hamburger-btn span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--brand-black);
            border-radius: 1px;
            position: relative;
            transition: all var(--transition-fast);
        }

        .hamburger-btn span::before,
        .hamburger-btn span::after {
            content: '';
            position: absolute;
            width: 20px;
            height: 2px;
            background: var(--brand-black);
            border-radius: 1px;
            transition: all var(--transition-fast);
        }

        .hamburger-btn span::before {
            top: -6px;
        }
        .hamburger-btn span::after {
            top: 6px;
        }

        /* 面包屑 */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
            padding: 20px 0 0;
            font-size: 14px;
            color: var(--brand-gray);
        }

        .breadcrumb a {
            color: var(--brand-gray);
            transition: color var(--transition-fast);
        }

        .breadcrumb a:hover {
            color: var(--brand-orange);
        }

        .breadcrumb .separator {
            color: var(--brand-border);
            font-size: 12px;
        }

        .breadcrumb .current {
            color: var(--brand-blue);
            font-weight: 500;
        }

        /* 分类页Hero */
        .category-hero {
            padding: 40px 0 32px;
            border-bottom: 1px solid var(--brand-border);
            margin-bottom: 40px;
        }

        .category-hero h1 {
            font-size: 32px;
            font-weight: 700;
            color: var(--brand-blue);
            margin-bottom: 12px;
            line-height: 1.3;
        }

        .category-hero .hero-desc {
            font-size: 16px;
            color: var(--brand-gray);
            max-width: 720px;
            line-height: 1.75;
        }

        .category-hero .hero-stats {
            display: flex;
            gap: 32px;
            margin-top: 20px;
            flex-wrap: wrap;
        }

        .category-hero .hero-stat-item {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--brand-black);
        }

        .category-hero .hero-stat-item .stat-num {
            font-size: 26px;
            font-weight: 700;
            color: var(--brand-orange);
            font-variant-numeric: tabular-nums;
            font-family: 'SF Mono', 'Fira Code', 'Consolas', 'Monaco', monospace;
        }

        /* 评测列表 - 左图右文 */
        .review-list {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .review-card {
            display: flex;
            gap: 24px;
            background: var(--brand-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            border: 1px solid var(--brand-border);
            overflow: hidden;
            transition: all var(--transition-smooth);
            padding: 0;
        }

        .review-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .review-card .review-img-wrap {
            flex: 0 0 280px;
            min-height: 200px;
            position: relative;
            overflow: hidden;
            background: var(--brand-ice);
        }

        .review-card .review-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }

        .review-card:hover .review-img-wrap img {
            transform: scale(1.04);
        }

        .review-card .review-body {
            flex: 1;
            padding: 20px 20px 20px 0;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            min-width: 0;
        }

        .review-card .review-tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 12px;
            font-weight: 600;
            color: var(--brand-orange);
            background: #FFF3E8;
            padding: 4px 10px;
            border-radius: 4px;
            white-space: nowrap;
            width: fit-content;
            margin-bottom: 8px;
        }

        .review-card .review-title {
            font-size: 18px;
            font-weight: 600;
            color: var(--brand-black);
            line-height: 1.4;
            margin-bottom: 8px;
            transition: color var(--transition-fast);
        }

        .review-card:hover .review-title {
            color: var(--brand-blue);
        }

        .review-card .review-summary {
            font-size: 14px;
            color: var(--brand-gray);
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 12px;
        }

        .review-card .review-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 13px;
            color: var(--brand-gray);
            flex-wrap: wrap;
        }

        .review-card .review-meta .review-date {
            display: flex;
            align-items: center;
            gap: 5px;
        }

        .review-card .review-meta .review-rating {
            display: flex;
            align-items: center;
            gap: 4px;
            color: #F59E0B;
            font-weight: 600;
        }

        .review-card .review-readmore {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--brand-orange);
            font-weight: 600;
            font-size: 14px;
            transition: all var(--transition-fast);
            margin-top: 4px;
            width: fit-content;
        }

        .review-card .review-readmore:hover {
            color: var(--brand-orange-dark);
            gap: 10px;
        }

        .review-card .review-readmore i {
            font-size: 12px;
            transition: transform var(--transition-fast);
        }

        .review-card .review-readmore:hover i {
            transform: translateX(3px);
        }

        /* 侧边栏 */
        .sidebar-section {
            background: var(--brand-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            border: 1px solid var(--brand-border);
            padding: 20px;
            margin-bottom: 20px;
        }

        .sidebar-section h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--brand-blue);
            margin-bottom: 14px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--brand-ice);
        }

        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .tag-cloud .tag {
            display: inline-flex;
            padding: 6px 12px;
            font-size: 13px;
            background: var(--brand-ice);
            color: var(--brand-blue);
            border-radius: 6px;
            transition: all var(--transition-fast);
            font-weight: 500;
        }

        .tag-cloud .tag:hover {
            background: var(--brand-blue);
            color: #fff;
        }

        .tag-cloud .tag.hot {
            background: #FFF3E8;
            color: var(--brand-orange);
            font-weight: 600;
        }

        .tag-cloud .tag.hot:hover {
            background: var(--brand-orange);
            color: #fff;
        }

        .sidebar-reco-item {
            display: flex;
            gap: 10px;
            padding: 10px 0;
            border-bottom: 1px solid var(--brand-border);
            transition: all var(--transition-fast);
        }

        .sidebar-reco-item:last-child {
            border-bottom: none;
        }

        .sidebar-reco-item:hover {
            background: #fafcfd;
            margin: 0 -8px;
            padding-left: 8px;
            padding-right: 8px;
            border-radius: 6px;
        }

        .sidebar-reco-item .reco-thumb {
            width: 64px;
            height: 48px;
            border-radius: 6px;
            overflow: hidden;
            flex-shrink: 0;
            background: var(--brand-ice);
        }

        .sidebar-reco-item .reco-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .sidebar-reco-item .reco-info {
            flex: 1;
            min-width: 0;
        }

        .sidebar-reco-item .reco-info .reco-title {
            font-size: 13px;
            font-weight: 500;
            color: var(--brand-black);
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .sidebar-reco-item .reco-info .reco-date {
            font-size: 11px;
            color: var(--brand-gray);
            margin-top: 4px;
        }

        /* 评测对比面板 */
        .compare-panel {
            background: var(--brand-ice);
            border-radius: var(--radius-card);
            padding: 32px;
            border: 1px solid var(--brand-border);
        }

        .compare-panel h2 {
            font-size: 22px;
            font-weight: 600;
            color: var(--brand-blue);
            margin-bottom: 20px;
            text-align: center;
        }

        .compare-table-wrap {
            overflow-x: auto;
        }

        .compare-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 14px;
            min-width: 600px;
        }

        .compare-table th {
            background: var(--brand-blue);
            color: #fff;
            padding: 12px 16px;
            font-weight: 600;
            text-align: center;
            white-space: nowrap;
        }

        .compare-table th:first-child {
            text-align: left;
            border-radius: 8px 0 0 0;
        }
        .compare-table th:last-child {
            border-radius: 0 8px 0 0;
        }

        .compare-table td {
            padding: 10px 16px;
            text-align: center;
            border-bottom: 1px solid var(--brand-border);
            background: #fff;
        }

        .compare-table td:first-child {
            text-align: left;
            font-weight: 500;
            color: var(--brand-black);
        }

        .compare-table tr:last-child td:first-child {
            border-radius: 0 0 0 8px;
        }
        .compare-table tr:last-child td:last-child {
            border-radius: 0 0 8px 0;
        }

        .compare-table .check-icon {
            color: #10B981;
            font-size: 16px;
            font-weight: 700;
        }
        .compare-table .cross-icon {
            color: #EF4444;
            font-size: 14px;
        }

        .compare-table .progress-bar-wrap {
            display: flex;
            align-items: center;
            gap: 8px;
            justify-content: center;
        }
        .compare-table .progress-bar {
            flex: 1;
            max-width: 100px;
            height: 6px;
            background: #E5E7EB;
            border-radius: 3px;
            overflow: hidden;
        }
        .compare-table .progress-fill {
            height: 100%;
            background: var(--brand-blue);
            border-radius: 3px;
        }

        /* FAQ */
        .faq-section h2 {
            font-size: 22px;
            font-weight: 600;
            color: var(--brand-blue);
            margin-bottom: 24px;
            text-align: center;
        }

        .faq-item {
            border: 1px solid var(--brand-border);
            border-radius: 10px;
            margin-bottom: 12px;
            overflow: hidden;
            background: #fff;
            transition: all var(--transition-fast);
        }

        .faq-item:hover {
            box-shadow: var(--shadow-card);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 20px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 500;
            color: var(--brand-black);
            background: #fff;
            transition: background var(--transition-fast);
            gap: 12px;
            user-select: none;
        }

        .faq-question:hover {
            background: #fafcfd;
        }

        .faq-question .faq-q-icon {
            color: var(--brand-blue);
            font-size: 20px;
            flex-shrink: 0;
        }

        .faq-question .faq-toggle {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--brand-ice);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            transition: all var(--transition-fast);
            font-size: 14px;
            color: var(--brand-blue);
            font-weight: 700;
        }

        .faq-item.open .faq-toggle {
            background: var(--brand-blue);
            color: #fff;
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
        }

        .faq-answer-inner {
            padding: 0 20px 20px 52px;
            font-size: 15px;
            color: var(--brand-gray);
            line-height: 1.8;
            border-left: 3px solid var(--brand-blue);
            margin-left: 20px;
            background: #fafcfd;
        }

        /* CTA */
        .cta-section {
            background: var(--brand-blue-dark);
            border-radius: var(--radius-card);
            padding: 40px;
            text-align: center;
            color: #fff;
        }

        .cta-section h2 {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .cta-section p {
            color: #CBD5E1;
            margin-bottom: 20px;
            font-size: 15px;
        }

        .cta-form-wrap {
            max-width: 480px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .cta-form-wrap input,
        .cta-form-wrap select {
            padding: 12px 16px;
            border-radius: 8px;
            border: 1px solid rgba(255, 255, 255, 0.3);
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            font-size: 14px;
            transition: all var(--transition-fast);
        }

        .cta-form-wrap input::placeholder {
            color: #94A3B8;
        }
        .cta-form-wrap select {
            color: #CBD5E1;
        }
        .cta-form-wrap select option {
            color: var(--brand-black);
            background: #fff;
        }

        .cta-form-wrap input:focus,
        .cta-form-wrap select:focus {
            border-color: var(--brand-orange);
            background: rgba(255, 255, 255, 0.18);
            box-shadow: 0 0 0 3px rgba(232, 115, 26, 0.2);
        }

        .btn-cta-lg {
            padding: 14px 24px;
            background: var(--brand-orange);
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            border-radius: 8px;
            transition: all var(--transition-fast);
            width: 100%;
            cursor: pointer;
        }

        .btn-cta-lg:hover {
            background: var(--brand-orange-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(232, 115, 26, 0.4);
        }

        /* 分页 */
        .pagination {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            margin-top: 32px;
            flex-wrap: wrap;
        }

        .pagination a,
        .pagination span {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 8px;
            font-size: 14px;
            font-weight: 500;
            transition: all var(--transition-fast);
            border: 1px solid var(--brand-border);
            background: #fff;
            color: var(--brand-black);
        }

        .pagination a:hover {
            background: var(--brand-ice);
            border-color: var(--brand-blue);
            color: var(--brand-blue);
        }
        .pagination .active-page {
            background: var(--brand-blue);
            color: #fff;
            border-color: var(--brand-blue);
            font-weight: 600;
        }

        /* 页脚 */
        .site-footer {
            background: var(--brand-blue-dark);
            color: #CBD5E1;
            padding: 48px 0 24px;
            margin-top: 60px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-col h4 {
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 14px;
        }

        .footer-col p {
            font-size: 13px;
            line-height: 1.7;
            color: #94A3B8;
        }

        .footer-col a {
            display: block;
            font-size: 13px;
            color: #CBD5E1;
            padding: 4px 0;
            transition: color var(--transition-fast);
        }

        .footer-col a:hover {
            color: var(--brand-orange);
        }

        .footer-logo {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }

        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: center;
            gap: 16px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            font-size: 12px;
            color: #94A3B8;
        }

        .footer-bottom a {
            color: #CBD5E1;
            transition: color var(--transition-fast);
        }
        .footer-bottom a:hover {
            color: var(--brand-orange);
        }

        /* 评测流程 */
        .process-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            counter-reset: step;
        }

        .process-step {
            text-align: center;
            padding: 24px 16px;
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--brand-border);
            position: relative;
            transition: all var(--transition-fast);
        }

        .process-step:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }

        .process-step .step-num {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--brand-blue);
            color: #fff;
            font-weight: 700;
            font-size: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 12px;
        }

        .process-step h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--brand-black);
            margin-bottom: 6px;
        }

        .process-step p {
            font-size: 13px;
            color: var(--brand-gray);
            line-height: 1.6;
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .header-nav {
                gap: 2px;
            }
            .header-nav a {
                padding: 8px 10px;
                font-size: 13px;
            }
            .review-card .review-img-wrap {
                flex: 0 0 200px;
                min-height: 160px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .process-steps {
                grid-template-columns: repeat(2, 1fr);
            }
            .category-hero h1 {
                font-size: 26px;
            }
        }

        @media (max-width: 768px) {
            .header-nav {
                display: none;
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                padding: 12px;
                box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
                border-bottom: 2px solid var(--brand-border);
                z-index: 999;
                gap: 2px;
            }
            .header-nav.open {
                display: flex;
            }
            .header-nav a {
                padding: 12px 16px;
                width: 100%;
                border-radius: 6px;
            }
            .header-nav a.active::after {
                display: none;
            }
            .header-nav a.active {
                background: var(--brand-ice);
            }
            .hamburger-btn {
                display: flex;
            }
            .header-actions .countdown-badge {
                display: none;
            }
            .review-card {
                flex-direction: column;
            }
            .review-card .review-img-wrap {
                flex: 0 0 auto;
                width: 100%;
                height: 200px;
            }
            .review-card .review-body {
                padding: 16px;
            }
            .container {
                padding: 0 16px;
            }
            .category-hero h1 {
                font-size: 22px;
            }
            .category-hero .hero-stats {
                gap: 16px;
            }
            .category-hero .hero-stat-item .stat-num {
                font-size: 22px;
            }
            .compare-panel {
                padding: 20px 16px;
            }
            .cta-section {
                padding: 28px 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .process-steps {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 8px;
                text-align: center;
            }
            .pagination a,
            .pagination span {
                width: 32px;
                height: 32px;
                font-size: 12px;
            }
        }

        @media (max-width: 520px) {
            .site-header .header-inner {
                padding: 0 12px;
            }
            .header-logo {
                font-size: 17px;
                gap: 6px;
            }
            .header-logo .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 14px;
                border-radius: 6px;
            }
            .category-hero {
                padding: 24px 0 20px;
            }
            .category-hero h1 {
                font-size: 20px;
            }
            .category-hero .hero-desc {
                font-size: 14px;
            }
            .review-card .review-title {
                font-size: 16px;
            }
            .compare-table {
                font-size: 12px;
            }
            .compare-table th,
            .compare-table td {
                padding: 8px 10px;
            }
            .faq-question {
                font-size: 14px;
                padding: 12px 14px;
            }
            .faq-answer-inner {
                padding: 0 14px 16px 36px;
                margin-left: 12px;
                font-size: 13px;
            }
        }