/* roulang page: index */
:root {
            --primary: #9b1c31;
            --primary-light: #bf2a45;
            --primary-dark: #6e0d1f;
            --secondary: #1a162b;
            --accent: #e5a93c;
            --bg-body: #0d0b14;
            --bg-surface: #141122;
            --bg-card: #1c182e;
            --border-color: #2e284a;
            --text-main: #f3f2f8;
            --text-muted: #9f9ab4;
            --container-w: 1200px;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.45);
            --transition: all 0.3s ease;
        }

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            background-color: var(--bg-body);
            color: var(--text-main);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

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

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

        .container {
            width: 100%;
            max-width: var(--container-w);
            margin: 0 auto;
            padding: 0 20px;
        }

        /* 统一分屏顶部导航 */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(20, 17, 34, 0.92);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-color);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }
        .brand-logo {
            font-size: 24px;
            font-weight: 800;
            letter-spacing: 1.5px;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .brand-logo span {
            color: var(--primary-light);
            background: linear-gradient(135deg, #e5a93c, #bf2a45);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .nav-menu {
            display: flex;
            list-style: none;
            align-items: center;
            gap: 28px;
        }
        .nav-menu li a {
            font-size: 15px;
            font-weight: 500;
            color: var(--text-muted);
            padding: 8px 0;
            position: relative;
        }
        .nav-menu li a:hover,
        .nav-menu li a.active {
            color: #fff;
        }
        .nav-menu li a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }
        .header-action .btn-quick {
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #fff;
            padding: 8px 20px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 600;
            display: inline-block;
        }
        .header-action .btn-quick:hover {
            box-shadow: 0 4px 15px rgba(191, 42, 69, 0.4);
            transform: translateY(-1px);
        }

        /* 闪购与高能倒计时条 */
        .flash-bar {
            background: linear-gradient(90deg, #3d0712, #141122, #3d0712);
            border-bottom: 1px solid var(--primary-dark);
            padding: 10px 0;
            font-size: 13px;
        }
        .flash-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
        }
        .flash-tag {
            background: var(--primary);
            color: #fff;
            padding: 2px 8px;
            border-radius: 3px;
            font-weight: 700;
            font-size: 12px;
            text-transform: uppercase;
        }
        .countdown-digits {
            font-family: monospace;
            font-size: 14px;
            color: var(--accent);
            font-weight: 700;
            background: #000;
            padding: 2px 8px;
            border-radius: 4px;
            margin-left: 6px;
        }

        /* Hero：5:7 斜向错位设计 */
        .hero-section {
            padding: 60px 0 80px;
            position: relative;
            overflow: hidden;
            background: radial-gradient(circle at 80% 30%, rgba(191, 42, 69, 0.15), transparent 50%);
        }
        .hero-grid {
            display: grid;
            grid-template-columns: 5fr 7fr;
            gap: 40px;
            align-items: center;
        }
        .hero-content {
            z-index: 2;
        }
        .hero-badge {
            display: inline-block;
            background: rgba(229, 169, 60, 0.12);
            color: var(--accent);
            border: 1px solid rgba(229, 169, 60, 0.3);
            font-size: 13px;
            padding: 4px 12px;
            border-radius: var(--radius-sm);
            margin-bottom: 20px;
            font-weight: 600;
        }
        .hero-title {
            font-size: 42px;
            line-height: 1.25;
            font-weight: 900;
            margin-bottom: 22px;
            color: #fff;
        }
        .hero-desc {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.8;
            margin-bottom: 30px;
        }
        .hero-actions {
            display: flex;
            gap: 16px;
            align-items: center;
            margin-bottom: 40px;
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #fff;
            padding: 14px 30px;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            box-shadow: 0 6px 20px rgba(155, 28, 49, 0.35);
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(155, 28, 49, 0.5);
        }
        .btn-secondary {
            background: var(--bg-card);
            color: #fff;
            border: 1px solid var(--border-color);
            padding: 14px 26px;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 15px;
        }
        .btn-secondary:hover {
            background: #25203c;
            border-color: var(--text-muted);
        }
        .hero-kpis {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            border-top: 1px solid var(--border-color);
            padding-top: 24px;
        }
        .kpi-num {
            font-size: 26px;
            font-weight: 800;
            color: #fff;
            display: block;
        }
        .kpi-label {
            font-size: 12px;
            color: var(--text-muted);
        }
        .hero-visual {
            position: relative;
            transform: perspective(1000px) rotateY(-6deg) rotateX(2deg);
            transition: var(--transition);
        }
        .hero-visual:hover {
            transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
        }
        .hero-visual-box {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: -20px 20px 50px rgba(0, 0, 0, 0.8), 0 0 30px rgba(191, 42, 69, 0.25);
            border: 1px solid var(--border-color);
        }
        .hero-visual-box img {
            width: 100%;
            height: 480px;
            object-fit: cover;
        }
        .hero-floating-card {
            position: absolute;
            bottom: 24px;
            left: -20px;
            background: rgba(20, 17, 34, 0.95);
            border: 1px solid var(--border-color);
            border-left: 4px solid var(--accent);
            padding: 16px 20px;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            max-width: 260px;
            backdrop-filter: blur(8px);
        }
        .hero-floating-card h4 {
            font-size: 14px;
            color: #fff;
            margin-bottom: 4px;
        }
        .hero-floating-card p {
            font-size: 12px;
            color: var(--text-muted);
            line-height: 1.5;
        }

        /* 通用板块与排版 */
        .section-wrap {
            padding: 75px 0;
            border-bottom: 1px solid rgba(46, 40, 74, 0.6);
        }
        .section-header {
            max-width: 760px;
            margin-bottom: 48px;
        }
        .section-header.text-center {
            margin-left: auto;
            margin-right: auto;
            text-align: center;
        }
        .section-tag {
            color: var(--accent);
            font-size: 13px;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 1px;
            display: inline-block;
            margin-bottom: 10px;
        }
        .section-title {
            font-size: 32px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
            line-height: 1.35;
        }
        .section-lead {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.8;
        }

        /* 1. 产品价值与艺术深度 */
        .value-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 26px;
        }
        .value-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 30px 24px;
            transition: var(--transition);
        }
        .value-card:hover {
            border-color: var(--primary);
            transform: translateY(-4px);
            box-shadow: var(--shadow-card);
        }
        .value-icon {
            font-size: 28px;
            margin-bottom: 20px;
            display: inline-block;
            color: var(--accent);
        }
        .value-card h3 {
            font-size: 20px;
            color: #fff;
            margin-bottom: 12px;
        }
        .value-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* 2. 功能分组展示 */
        .feature-box {
            background: var(--bg-surface);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-color);
            padding: 40px;
        }
        .feature-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .feature-img-box {
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border-color);
        }
        .feature-img-box img {
            width: 100%;
            height: 320px;
            object-fit: cover;
        }
        .feature-list {
            list-style: none;
            margin-top: 24px;
        }
        .feature-list li {
            padding: 12px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            display: flex;
            align-items: flex-start;
            gap: 12px;
            font-size: 14px;
            color: var(--text-muted);
        }
        .feature-list li strong {
            color: #fff;
            min-width: 100px;
        }

        /* 3. 三步上手流程 */
        .step-cards {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            position: relative;
        }
        .step-item {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 30px;
            position: relative;
        }
        .step-number {
            font-size: 44px;
            font-weight: 900;
            color: rgba(229, 169, 60, 0.2);
            position: absolute;
            top: 15px;
            right: 20px;
        }
        .step-item h4 {
            font-size: 18px;
            color: #fff;
            margin-bottom: 10px;
        }
        .step-item p {
            font-size: 14px;
            color: var(--text-muted);
        }

        /* 4. 专属分类入口矩阵 */
        .category-matrix {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 18px;
        }
        .cat-entry-card {
            background: var(--bg-surface);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 24px 16px;
            text-align: center;
            display: block;
            transition: var(--transition);
        }
        .cat-entry-card:hover {
            border-color: var(--accent);
            background: #201a35;
            transform: translateY(-3px);
        }
        .cat-badge {
            display: inline-block;
            font-size: 12px;
            color: var(--accent);
            margin-bottom: 8px;
        }
        .cat-entry-card h4 {
            font-size: 17px;
            color: #fff;
            margin-bottom: 8px;
        }
        .cat-entry-card p {
            font-size: 12px;
            color: var(--text-muted);
            line-height: 1.5;
        }

        /* 5. 多端接入与格式适配 */
        .devices-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 36px;
            background: linear-gradient(145deg, #151224, #1b172e);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 40px;
        }
        .device-spec-card {
            background: var(--bg-surface);
            padding: 20px;
            border-radius: var(--radius-sm);
            margin-bottom: 14px;
            border-left: 3px solid var(--primary);
        }
        .device-spec-card h5 {
            font-size: 15px;
            color: #fff;
            margin-bottom: 5px;
        }
        .device-spec-card p {
            font-size: 13px;
            color: var(--text-muted);
        }

        /* 6. 原画与设定展示舞台 (两列图文卡) */
        .gallery-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 30px;
        }
        .gallery-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
        }
        .gallery-card img {
            width: 100%;
            height: 240px;
            object-fit: cover;
        }
        .gallery-info {
            padding: 24px;
        }
        .gallery-info h4 {
            font-size: 18px;
            color: #fff;
            margin-bottom: 8px;
        }
        .gallery-info p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* 7. 年代编年史时间线 */
        .timeline-box {
            position: relative;
            padding-left: 30px;
            border-left: 2px dashed var(--border-color);
            margin-left: 20px;
        }
        .timeline-item {
            position: relative;
            margin-bottom: 36px;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -37px;
            top: 4px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--accent);
            border: 3px solid var(--bg-body);
        }
        .timeline-year {
            font-size: 13px;
            font-weight: 700;
            color: var(--accent);
            margin-bottom: 4px;
        }
        .timeline-item h4 {
            font-size: 17px;
            color: #fff;
            margin-bottom: 6px;
        }
        .timeline-item p {
            font-size: 14px;
            color: var(--text-muted);
        }

        /* 8. 会员专区与鉴赏阶梯 */
        .pricing-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .pricing-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 36px 26px;
            text-align: center;
            position: relative;
        }
        .pricing-card.featured {
            border-color: var(--primary-light);
            background: linear-gradient(180deg, #241b31, #171328);
        }
        .pricing-badge {
            position: absolute;
            top: -12px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--primary);
            color: #fff;
            font-size: 12px;
            padding: 2px 14px;
            border-radius: 20px;
            font-weight: 700;
        }
        .pricing-name {
            font-size: 18px;
            color: #fff;
            margin-bottom: 12px;
        }
        .pricing-price {
            font-size: 32px;
            font-weight: 800;
            color: var(--accent);
            margin-bottom: 20px;
        }
        .pricing-features {
            list-style: none;
            text-align: left;
            margin-bottom: 28px;
            font-size: 14px;
            color: var(--text-muted);
        }
        .pricing-features li {
            padding: 8px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }

        /* 9. 评价墙与口碑 */
        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .review-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 26px;
        }
        .review-quote {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 20px;
            font-style: italic;
        }
        .review-author {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .author-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--primary-dark);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 14px;
        }
        .author-info h5 {
            font-size: 14px;
            color: #fff;
        }
        .author-info span {
            font-size: 12px;
            color: var(--text-muted);
        }

        /* 10. 系统规格与解码要求 */
        .spec-table-wrap {
            background: var(--bg-surface);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
        }
        .spec-table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
            font-size: 14px;
        }
        .spec-table th, .spec-table td {
            padding: 16px 20px;
            border-bottom: 1px solid var(--border-color);
        }
        .spec-table th {
            background: #100d1c;
            color: #fff;
            font-weight: 600;
            width: 25%;
        }
        .spec-table td {
            color: var(--text-muted);
        }

        /* 11. CMS 动态资讯列表 */
        .news-container {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 36px;
        }
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .news-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 24px;
            transition: var(--transition);
        }
        .news-card:hover {
            border-color: var(--primary);
            transform: translateY(-2px);
        }
        .news-meta {
            display: flex;
            gap: 12px;
            font-size: 12px;
            color: var(--accent);
            margin-bottom: 8px;
        }
        .news-card h3 {
            font-size: 18px;
            color: #fff;
            margin-bottom: 10px;
            line-height: 1.4;
        }
        .news-card h3 a:hover {
            color: var(--accent);
        }
        .news-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
        }
        .news-sidebar {
            background: var(--bg-surface);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 24px;
            height: fit-content;
        }
        .sidebar-title {
            font-size: 17px;
            color: #fff;
            margin-bottom: 16px;
            padding-bottom: 10px;
            border-bottom: 1px solid var(--border-color);
        }
        .sidebar-list {
            list-style: none;
        }
        .sidebar-list li {
            padding: 10px 0;
            border-bottom: 1px dashed rgba(255, 255, 255, 0.08);
            font-size: 13px;
            color: var(--text-muted);
        }
        .sidebar-list li a:hover {
            color: var(--accent);
        }

        /* 12. 最终行动收口 (单CTA) */
        .cta-strip {
            background: linear-gradient(135deg, #2b0c16, #141122);
            border: 1px solid var(--primary-dark);
            border-radius: var(--radius-lg);
            padding: 50px 40px;
            text-align: center;
            margin: 40px 0 0;
        }
        .cta-strip h2 {
            font-size: 28px;
            color: #fff;
            margin-bottom: 14px;
        }
        .cta-strip p {
            font-size: 15px;
            color: var(--text-muted);
            max-width: 680px;
            margin: 0 auto 28px;
            line-height: 1.7;
        }

        /* 统一页脚 */
        .site-footer {
            background: #090810;
            border-top: 1px solid var(--border-color);
            padding: 60px 0 30px;
            color: var(--text-muted);
            font-size: 14px;
            margin-top: 60px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand h3 {
            font-size: 20px;
            color: #fff;
            margin-bottom: 14px;
        }
        .footer-brand p {
            line-height: 1.8;
            font-size: 13px;
        }
        .footer-col h4 {
            font-size: 15px;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-col ul {
            list-style: none;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            color: var(--text-muted);
            font-size: 13px;
        }
        .footer-col ul li a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(46, 40, 74, 0.5);
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 13px;
            flex-wrap: wrap;
            gap: 12px;
        }

        /* 响应式适配断点 */
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 50px;
            }
            .hero-visual {
                transform: none;
            }
            .hero-visual-box img {
                height: 380px;
            }
            .category-matrix {
                grid-template-columns: repeat(3, 1fr);
            }
            .value-grid, .pricing-grid, .reviews-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .news-container {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .header-inner {
                height: 64px;
            }
            .nav-menu {
                display: none;
            }
            .hero-title {
                font-size: 30px;
            }
            .feature-row {
                grid-template-columns: 1fr;
            }
            .step-cards, .category-matrix, .gallery-grid, .value-grid, .pricing-grid, .reviews-grid, .devices-layout {
                grid-template-columns: 1fr;
            }
            .hero-kpis {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #9b1c31;
            --primary-light: #bf2a45;
            --primary-dark: #6e0d1f;
            --secondary: #1a162b;
            --accent: #e5a93c;
            --bg-body: #0d0b14;
            --bg-surface: #141122;
            --bg-card: #1c182e;
            --border-color: #2e284a;
            --text-main: #f3f2f8;
            --text-muted: #9f9ab4;
            --container-w: 1200px;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.45);
            --transition: all 0.3s ease;
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            background-color: var(--bg-body);
            color: var(--text-main);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: var(--container-w);
            margin: 0 auto;
            padding: 0 20px;
        }

        /* 顶部导航 */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(20, 17, 34, 0.92);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-color);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }
        .brand-logo {
            font-size: 24px;
            font-weight: 800;
            letter-spacing: 1.5px;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .brand-logo span {
            color: var(--primary-light);
            background: linear-gradient(135deg, #e5a93c, #bf2a45);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .nav-menu {
            display: flex;
            list-style: none;
            align-items: center;
            gap: 28px;
        }
        .nav-menu li a {
            font-size: 15px;
            font-weight: 500;
            color: var(--text-muted);
            padding: 8px 0;
            position: relative;
        }
        .nav-menu li a:hover,
        .nav-menu li a.active {
            color: #fff;
        }
        .nav-menu li a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }
        .header-action .btn-quick {
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #fff;
            padding: 8px 20px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 600;
            display: inline-block;
        }
        .header-action .btn-quick:hover {
            box-shadow: 0 4px 15px rgba(191, 42, 69, 0.4);
            transform: translateY(-1px);
        }

        /* 统一通用按钮与标签 */
        .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #fff;
            padding: 12px 28px;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            box-shadow: 0 6px 20px rgba(155, 28, 49, 0.35);
            border: none;
            cursor: pointer;
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(155, 28, 49, 0.5);
        }
        .btn-outline {
            background: rgba(255, 255, 255, 0.04);
            color: #fff;
            border: 1px solid var(--border-color);
            padding: 12px 26px;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: var(--accent);
        }
        .tag-pill {
            display: inline-block;
            background: rgba(229, 169, 60, 0.12);
            color: var(--accent);
            border: 1px solid rgba(229, 169, 60, 0.3);
            font-size: 13px;
            padding: 4px 14px;
            border-radius: 20px;
            font-weight: 600;
            margin-bottom: 16px;
        }

        /* 分类页 Hero：对比选型高亮卡片前置 */
        .category-hero {
            padding: 50px 0 70px;
            background: radial-gradient(circle at 10% 20%, rgba(155, 28, 49, 0.2), transparent 45%),
                        radial-gradient(circle at 90% 80%, rgba(229, 169, 60, 0.08), transparent 40%);
            border-bottom: 1px solid var(--border-color);
        }
        .breadcrumbs {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 24px;
        }
        .breadcrumbs a:hover {
            color: var(--accent);
        }
        .hero-head-wrap {
            max-width: 820px;
            margin-bottom: 40px;
        }
        .hero-head-wrap h1 {
            font-size: 38px;
            line-height: 1.3;
            font-weight: 900;
            margin-bottom: 16px;
            color: #fff;
        }
        .hero-head-wrap p {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.8;
        }

        /* 选型对比网格：推荐档高亮前置 */
        .tier-compare-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            align-items: stretch;
        }
        .tier-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            display: flex;
            flex-direction: column;
            position: relative;
            transition: var(--transition);
        }
        .tier-card:hover {
            transform: translateY(-5px);
        }
        .tier-card.featured {
            background: linear-gradient(180deg, #231b38 0%, #171326 100%);
            border: 2px solid var(--accent);
            box-shadow: 0 16px 40px rgba(0, 0, 0, 0.6);
            transform: scale(1.02);
            z-index: 2;
        }
        .tier-card.featured:hover {
            transform: scale(1.02) translateY(-5px);
        }
        .featured-badge {
            position: absolute;
            top: -14px;
            left: 50%;
            transform: translateX(-50%);
            background: linear-gradient(135deg, var(--accent), #d18d1f);
            color: #120e1e;
            font-size: 12px;
            font-weight: 800;
            padding: 4px 14px;
            border-radius: 12px;
            letter-spacing: 0.5px;
            text-transform: uppercase;
        }
        .tier-title {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }
        .tier-meta {
            font-size: 13px;
            color: var(--accent);
            margin-bottom: 18px;
            font-weight: 600;
        }
        .tier-desc {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 24px;
            line-height: 1.6;
        }
        .tier-features {
            list-style: none;
            margin-bottom: 30px;
            flex-grow: 1;
        }
        .tier-features li {
            font-size: 14px;
            color: var(--text-main);
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .tier-features li::before {
            content: "✓";
            color: var(--accent);
            font-weight: 900;
        }

        /* 栏目通用结构 */
        .section-block {
            padding: 80px 0;
            border-bottom: 1px solid var(--border-color);
        }
        .section-head {
            text-align: center;
            max-width: 780px;
            margin: 0 auto 50px;
        }
        .section-head h2 {
            font-size: 32px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
        }
        .section-head p {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.8;
        }

        /* 板块2：赛璐珞核心工艺解构 */
        .tech-flow-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .tech-box {
            background: var(--bg-surface);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            position: relative;
        }
        .tech-box .num-tag {
            font-size: 28px;
            font-weight: 900;
            color: rgba(229, 169, 60, 0.3);
            margin-bottom: 12px;
        }
        .tech-box h3 {
            font-size: 18px;
            color: #fff;
            margin-bottom: 12px;
        }
        .tech-box p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* 板块3：经典流派图文对照大卡 */
        .split-card-section {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            overflow: hidden;
            padding: 40px;
            margin-bottom: 40px;
        }
        .split-card-content h3 {
            font-size: 26px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
        }
        .split-card-content p {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.8;
            margin-bottom: 24px;
        }
        .split-card-list {
            list-style: none;
            margin-bottom: 24px;
        }
        .split-card-list li {
            font-size: 14px;
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .split-card-list li span {
            color: var(--accent);
            font-weight: 700;
        }
        .split-card-visual {
            border-radius: var(--radius-md);
            overflow: hidden;
            position: relative;
            box-shadow: var(--shadow-card);
        }
        .split-card-visual img {
            width: 100%;
            height: 380px;
            object-fit: cover;
            display: block;
            transition: transform 0.6s ease;
        }
        .split-card-section:hover .split-card-visual img {
            transform: scale(1.04);
        }

        /* 板块4：黄金年代原画名家矩阵 */
        .animator-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 26px;
        }
        .animator-card {
            background: var(--bg-surface);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 28px;
            transition: var(--transition);
        }
        .animator-card:hover {
            border-color: var(--primary-light);
            transform: translateY(-4px);
        }
        .animator-role {
            font-size: 12px;
            color: var(--accent);
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 8px;
        }
        .animator-card h3 {
            font-size: 20px;
            color: #fff;
            margin-bottom: 12px;
        }
        .animator-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 16px;
        }
        .animator-works {
            font-size: 13px;
            background: rgba(0, 0, 0, 0.25);
            padding: 10px 14px;
            border-radius: var(--radius-sm);
            border-left: 3px solid var(--primary);
        }

        /* 板块5：技术参数对照表 (取代纯文字堆叠) */
        .specs-table-box {
            background: var(--bg-surface);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow-x: auto;
        }
        .specs-table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
            font-size: 14px;
        }
        .specs-table th {
            background: rgba(30, 24, 50, 0.8);
            color: #fff;
            padding: 18px 20px;
            font-weight: 700;
            border-bottom: 1px solid var(--border-color);
        }
        .specs-table td {
            padding: 16px 20px;
            border-bottom: 1px solid rgba(46, 40, 74, 0.5);
            color: var(--text-muted);
        }
        .specs-table tr:hover td {
            background: rgba(155, 28, 49, 0.05);
            color: var(--text-main);
        }
        .specs-tag {
            display: inline-block;
            padding: 2px 8px;
            border-radius: 4px;
            background: rgba(229, 169, 60, 0.15);
            color: var(--accent);
            font-size: 12px;
            font-weight: 600;
        }

        /* 板块6：动态资讯列表 (CMS调用) */
        .news-section {
            background: var(--bg-surface);
        }
        .news-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .news-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 24px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            transition: var(--transition);
        }
        .news-card:hover {
            border-color: var(--accent);
            transform: translateY(-3px);
        }
        .news-head {
            margin-bottom: 12px;
        }
        .news-category {
            font-size: 12px;
            color: var(--accent);
            font-weight: 700;
            margin-bottom: 6px;
            display: inline-block;
        }
        .news-title {
            font-size: 18px;
            color: #fff;
            font-weight: 700;
            line-height: 1.4;
        }
        .news-excerpt {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin: 12px 0 16px;
        }
        .news-meta {
            font-size: 12px;
            color: #7b7593;
            display: flex;
            justify-content: space-between;
            align-items: center;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding-top: 12px;
        }
        .empty-news {
            grid-column: 1 / -1;
            text-align: center;
            padding: 60px;
            color: var(--text-muted);
            font-size: 15px;
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px dashed var(--border-color);
        }

        /* 板块7：赛璐珞考据常见FAQ */
        .faq-accordion {
            max-width: 860px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            margin-bottom: 16px;
            padding: 22px 26px;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: var(--primary-light);
        }
        .faq-q {
            font-size: 17px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .faq-q::before {
            content: "Q";
            background: var(--primary);
            color: #fff;
            width: 24px;
            height: 24px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 4px;
            font-size: 13px;
        }
        .faq-a {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.8;
            padding-left: 36px;
        }

        /* 板块8：底端强CTA文献加入倡议 */
        .cta-action-box {
            background: linear-gradient(135deg, rgba(155, 28, 49, 0.9), rgba(26, 22, 43, 0.95)), url('/assets/images/3e6d70324d206c3a.jpg') center/cover;
            border: 1px solid rgba(229, 169, 60, 0.3);
            border-radius: var(--radius-lg);
            padding: 60px 40px;
            text-align: center;
            box-shadow: var(--shadow-card);
            position: relative;
            overflow: hidden;
        }
        .cta-action-box h2 {
            font-size: 34px;
            font-weight: 900;
            color: #fff;
            margin-bottom: 18px;
        }
        .cta-action-box p {
            font-size: 16px;
            color: #e2dfed;
            max-width: 680px;
            margin: 0 auto 30px;
            line-height: 1.8;
        }
        .cta-btns {
            display: flex;
            justify-content: center;
            gap: 20px;
        }

        /* 页脚统一复用 */
        .site-footer {
            background: #09070e;
            border-top: 1px solid var(--border-color);
            padding: 60px 0 30px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand h3 {
            font-size: 20px;
            color: #fff;
            margin-bottom: 16px;
            font-weight: 800;
        }
        .footer-brand p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.8;
        }
        .footer-col h4 {
            font-size: 16px;
            color: #fff;
            margin-bottom: 18px;
            font-weight: 700;
        }
        .footer-col ul {
            list-style: none;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            font-size: 14px;
            color: var(--text-muted);
        }
        .footer-col ul li a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            font-size: 13px;
            color: #726d87;
        }

        /* 响应式断点适配 */
        @media (max-width: 1024px) {
            .tier-compare-grid {
                grid-template-columns: 1fr;
            }
            .tier-card.featured {
                transform: none;
            }
            .tech-flow-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .split-card-section {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .animator-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .header-inner {
                flex-wrap: wrap;
                height: auto;
                padding: 15px 0;
                gap: 15px;
            }
            .nav-menu {
                order: 3;
                width: 100%;
                overflow-x: auto;
                padding-bottom: 8px;
                gap: 18px;
            }
            .hero-head-wrap h1 {
                font-size: 28px;
            }
            .tech-flow-grid {
                grid-template-columns: 1fr;
            }
            .animator-grid {
                grid-template-columns: 1fr;
            }
            .news-grid {
                grid-template-columns: 1fr;
            }
            .cta-btns {
                flex-direction: column;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 10px;
                text-align: center;
            }
        }

/* roulang page: article */
:root {
            --primary: #9b1c31;
            --primary-light: #bf2a45;
            --primary-dark: #6e0d1f;
            --secondary: #1a162b;
            --accent: #e5a93c;
            --bg-body: #0d0b14;
            --bg-surface: #141122;
            --bg-card: #1c182e;
            --border-color: #2e284a;
            --text-main: #f3f2f8;
            --text-muted: #9f9ab4;
            --container-w: 1200px;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.45);
            --transition: all 0.3s ease;
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            background-color: var(--bg-body);
            color: var(--text-main);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: var(--container-w);
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(20, 17, 34, 0.92);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-color);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }
        .brand-logo {
            font-size: 24px;
            font-weight: 800;
            letter-spacing: 1.5px;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .brand-logo span {
            color: var(--primary-light);
            background: linear-gradient(135deg, #e5a93c, #bf2a45);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .nav-menu {
            display: flex;
            list-style: none;
            align-items: center;
            gap: 28px;
        }
        .nav-menu li a {
            font-size: 15px;
            font-weight: 500;
            color: var(--text-muted);
            padding: 8px 0;
            position: relative;
        }
        .nav-menu li a:hover,
        .nav-menu li a.active {
            color: #fff;
        }
        .nav-menu li a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }
        .header-action .btn-quick {
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #fff;
            padding: 8px 20px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 600;
            display: inline-block;
        }
        .header-action .btn-quick:hover {
            box-shadow: 0 4px 15px rgba(191, 42, 69, 0.4);
            transform: translateY(-1px);
        }

        .article-page-wrap {
            padding: 40px 0 80px;
        }
        .breadcrumb-bar {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 24px;
            padding-bottom: 16px;
            border-bottom: 1px solid rgba(46, 40, 74, 0.6);
        }
        .breadcrumb-bar a:hover {
            color: var(--accent);
        }
        .breadcrumb-separator {
            opacity: 0.5;
        }
        .article-layout {
            display: grid;
            grid-template-columns: minmax(0, 720px) 380px;
            gap: 50px;
            align-items: start;
            justify-content: center;
        }

        .article-header {
            margin-bottom: 32px;
        }
        .article-meta-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
            margin-bottom: 16px;
        }
        .badge-cat {
            background: rgba(191, 42, 69, 0.18);
            border: 1px solid rgba(191, 42, 69, 0.4);
            color: #ff9fb0;
            font-size: 12px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: var(--radius-sm);
        }
        .badge-time, .badge-read {
            font-size: 13px;
            color: var(--text-muted);
        }
        .article-title {
            font-size: 34px;
            line-height: 1.35;
            font-weight: 800;
            color: #ffffff;
            letter-spacing: -0.5px;
            margin-bottom: 20px;
        }
        
        .abstract-callout {
            background: linear-gradient(145deg, rgba(28, 24, 46, 0.9), rgba(20, 17, 34, 0.95));
            border-left: 4px solid var(--accent);
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            padding: 20px 24px;
            margin-bottom: 36px;
            border-top: 1px solid var(--border-color);
            border-right: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
        }
        .abstract-callout h3 {
            font-size: 15px;
            color: var(--accent);
            font-weight: 700;
            margin-bottom: 8px;
            letter-spacing: 0.5px;
            text-transform: uppercase;
        }
        .abstract-callout p {
            font-size: 15px;
            color: #d6d3e6;
            line-height: 1.7;
        }

        .article-body {
            color: #dedcee;
            font-size: 16px;
            line-height: 1.85;
            margin-bottom: 48px;
        }
        .article-body p {
            margin-bottom: 22px;
            text-align: justify;
        }
        .article-body h2 {
            font-size: 24px;
            color: #ffffff;
            margin: 36px 0 18px;
            padding-bottom: 10px;
            border-bottom: 1px solid var(--border-color);
            position: relative;
        }
        .article-body h2::before {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 0;
            width: 48px;
            height: 2px;
            background: var(--primary-light);
        }
        .article-body h3 {
            font-size: 20px;
            color: #f7f6fd;
            margin: 28px 0 14px;
        }
        .article-body ul, .article-body ol {
            margin: 0 0 24px 20px;
            color: #d0cde0;
        }
        .article-body li {
            margin-bottom: 8px;
        }
        .article-body blockquote {
            background: rgba(26, 22, 43, 0.7);
            border-left: 3px solid var(--primary-light);
            padding: 16px 20px;
            margin: 24px 0;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            font-style: italic;
            color: #b9b5ce;
        }
        .article-body img {
            border-radius: var(--radius-md);
            margin: 28px 0;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-card);
        }

        .archive-not-found {
            text-align: center;
            padding: 80px 20px;
            background: var(--bg-card);
            border: 1px dashed var(--border-color);
            border-radius: var(--radius-lg);
        }
        .archive-not-found h2 {
            font-size: 28px;
            color: #ffffff;
            margin-bottom: 14px;
        }
        .archive-not-found p {
            color: var(--text-muted);
            margin-bottom: 26px;
        }
        .btn-return {
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #fff;
            padding: 12px 30px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            display: inline-block;
        }

        .article-card-box {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 24px;
            margin-bottom: 30px;
            box-shadow: var(--shadow-card);
        }
        .box-heading {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .box-heading::before {
            content: '';
            width: 4px;
            height: 18px;
            background: var(--primary-light);
            border-radius: 2px;
        }
        .lineage-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .lineage-item {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-bottom: 12px;
            border-bottom: 1px solid rgba(46, 40, 74, 0.4);
            font-size: 14px;
        }
        .lineage-item:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }
        .lineage-title {
            color: #e5e3f1;
            font-weight: 500;
        }
        .lineage-tag {
            color: var(--accent);
            font-size: 12px;
            background: rgba(229, 169, 60, 0.1);
            padding: 2px 8px;
            border-radius: 4px;
        }

        .archive-statement-box {
            background: rgba(20, 17, 34, 0.6);
            border: 1px solid rgba(46, 40, 74, 0.8);
            border-radius: var(--radius-md);
            padding: 20px;
            margin-bottom: 30px;
        }
        .statement-title {
            font-size: 15px;
            font-weight: 700;
            color: #e2dfef;
            margin-bottom: 10px;
        }
        .statement-desc {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        .article-tags-cluster {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 24px;
            padding-top: 20px;
            border-top: 1px solid var(--border-color);
        }
        .tag-pill {
            background: #25203c;
            color: #c5c1d8;
            font-size: 13px;
            padding: 4px 12px;
            border-radius: 20px;
            border: 1px solid transparent;
        }
        .tag-pill:hover {
            border-color: var(--primary-light);
            color: #fff;
        }

        .sidebar-sticky {
            position: sticky;
            top: 96px;
        }
        .sidebar-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 22px;
            margin-bottom: 24px;
            box-shadow: var(--shadow-card);
        }
        .sidebar-title {
            font-size: 17px;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 16px;
            padding-bottom: 10px;
            border-bottom: 1px solid var(--border-color);
        }
        .visual-spec-img {
            border-radius: var(--radius-sm);
            margin-bottom: 14px;
            overflow: hidden;
            aspect-ratio: 16/9;
            object-fit: cover;
            width: 100%;
            border: 1px solid var(--border-color);
        }
        .spec-item {
            display: flex;
            justify-content: space-between;
            font-size: 13px;
            padding: 8px 0;
            border-bottom: 1px solid rgba(46, 40, 74, 0.4);
        }
        .spec-label {
            color: var(--text-muted);
        }
        .spec-val {
            color: #e5e2f3;
            font-weight: 600;
        }
        .related-card-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .related-card-item {
            display: flex;
            gap: 12px;
            align-items: center;
        }
        .related-thumb {
            width: 84px;
            height: 60px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            flex-shrink: 0;
            border: 1px solid var(--border-color);
        }
        .related-info {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }
        .related-name {
            font-size: 14px;
            color: #dedcee;
            line-height: 1.4;
            font-weight: 500;
        }
        .related-card-item:hover .related-name {
            color: var(--accent);
        }
        .related-date {
            font-size: 12px;
            color: var(--text-muted);
        }

        .cta-consult-box {
            background: linear-gradient(135deg, rgba(155, 28, 49, 0.2), rgba(26, 22, 43, 0.8));
            border: 1px solid var(--primary-dark);
            border-radius: var(--radius-md);
            padding: 24px;
            text-align: center;
        }
        .cta-consult-box h4 {
            font-size: 17px;
            color: #fff;
            margin-bottom: 10px;
        }
        .cta-consult-box p {
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 16px;
            line-height: 1.6;
        }
        .btn-academic {
            display: block;
            width: 100%;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #fff;
            padding: 10px 0;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 600;
            text-align: center;
        }

        .site-footer {
            background: var(--bg-surface);
            border-top: 1px solid var(--border-color);
            padding: 60px 0 30px;
            margin-top: 60px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 40px;
            margin-bottom: 50px;
        }
        .footer-brand h3 {
            font-size: 20px;
            color: #fff;
            margin-bottom: 14px;
            font-weight: 800;
        }
        .footer-brand p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.8;
        }
        .footer-col h4 {
            font-size: 16px;
            color: #fff;
            margin-bottom: 18px;
            font-weight: 600;
        }
        .footer-col ul {
            list-style: none;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            font-size: 14px;
            color: var(--text-muted);
        }
        .footer-col ul li a:hover {
            color: var(--accent);
            padding-left: 4px;
        }
        .footer-bottom {
            padding-top: 24px;
            border-top: 1px solid rgba(46, 40, 74, 0.6);
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 13px;
            color: var(--text-muted);
        }

        @media (max-width: 1024px) {
            .article-layout {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            .sidebar-sticky {
                position: static;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }
        }
        @media (max-width: 768px) {
            .nav-menu {
                display: none;}
            .article-title {
                font-size: 26px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 12px;
                text-align: center;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #9b1c31;
            --primary-light: #bf2a45;
            --primary-dark: #6e0d1f;
            --secondary: #1a162b;
            --accent: #e5a93c;
            --bg-body: #0d0b14;
            --bg-surface: #141122;
            --bg-card: #1c182e;
            --border-color: #2e284a;
            --text-main: #f3f2f8;
            --text-muted: #9f9ab4;
            --container-w: 1200px;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.45);
            --transition: all 0.3s ease;
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            background-color: var(--bg-body);
            color: var(--text-main);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: var(--container-w);
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(20, 17, 34, 0.92);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-color);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }
        .brand-logo {
            font-size: 24px;
            font-weight: 800;
            letter-spacing: 1.5px;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .brand-logo span {
            color: var(--primary-light);
            background: linear-gradient(135deg, #e5a93c, #bf2a45);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .nav-menu {
            display: flex;
            list-style: none;
            align-items: center;
            gap: 28px;
        }
        .nav-menu li a {
            font-size: 15px;
            font-weight: 500;
            color: var(--text-muted);
            padding: 8px 0;
            position: relative;
        }
        .nav-menu li a:hover,
        .nav-menu li a.active {
            color: #fff;
        }
        .nav-menu li a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }
        .header-action .btn-quick {
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #fff;
            padding: 8px 20px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 600;
            display: inline-block;
        }
        .header-action .btn-quick:hover {
            box-shadow: 0 4px 15px rgba(191, 42, 69, 0.4);
            transform: translateY(-1px);
        }

        /* 顶部面包屑 */
        .page-breadcrumb {
            padding: 16px 0;
            background: var(--bg-surface);
            border-bottom: 1px solid var(--border-color);
            font-size: 13px;
            color: var(--text-muted);
        }
        .page-breadcrumb a:hover {
            color: var(--accent);
        }
        .page-breadcrumb span {
            margin: 0 8px;
            opacity: 0.5;
        }

        /* 旗舰展厅 Hero */
        .category-hero {
            position: relative;
            padding: 50px 0 70px;
            background: radial-gradient(circle at 75% 25%, rgba(191, 42, 69, 0.22), transparent 55%), var(--bg-surface);
            border-bottom: 1px solid var(--border-color);
            overflow: hidden;
        }
        .hero-flagship {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-card);
        }
        .hero-backdrop {
            width: 100%;
            height: 380px;
            object-fit: cover;
            filter: brightness(0.6) contrast(1.1);
        }
        .hero-overlay-box {
            position: absolute;
            inset: 0;
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            padding: 40px;
            background: linear-gradient(to top, rgba(13, 11, 20, 0.96) 20%, rgba(13, 11, 20, 0.45) 70%, transparent);
        }
        .hero-badge-pill {
            display: inline-block;
            background: rgba(229, 169, 60, 0.15);
            color: var(--accent);
            border: 1px solid rgba(229, 169, 60, 0.4);
            font-size: 12px;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 20px;
            margin-bottom: 14px;
            width: fit-content;
        }
        .hero-overlay-box h1 {
            font-size: 36px;
            font-weight: 900;
            color: #fff;
            line-height: 1.3;
            margin-bottom: 12px;
        }
        .hero-overlay-box p {
            font-size: 16px;
            color: var(--text-muted);
            max-width: 820px;
            line-height: 1.8;
            margin-bottom: 24px;
        }
        .hero-subnav-strip {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            padding-top: 16px;
            border-top: 1px solid rgba(255, 255, 255, 0.12);
        }
        .strip-item {
            background: rgba(28, 24, 46, 0.85);
            border: 1px solid var(--border-color);
            padding: 8px 16px;
            border-radius: var(--radius-sm);
            font-size: 13px;
            font-weight: 600;
            color: var(--text-main);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .strip-item:hover {
            border-color: var(--accent);
            color: var(--accent);
        }

        /* 专题通用板块 */
        .section-block {
            padding: 70px 0;
            border-bottom: 1px solid var(--border-color);
        }
        .section-header {
            margin-bottom: 40px;
        }
        .section-tag {
            font-size: 13px;
            color: var(--accent);
            font-weight: 700;
            letter-spacing: 1px;
            text-transform: uppercase;
            display: inline-block;
            margin-bottom: 8px;
        }
        .section-title {
            font-size: 28px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
        }
        .section-subtitle {
            font-size: 15px;
            color: var(--text-muted);
            max-width: 760px;
            line-height: 1.7;
        }

        /* 板块1：核心技术特征四分格 */
        .grid-features {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .feat-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 26px;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .feat-card:hover {
            transform: translateY(-4px);
            border-color: var(--primary-light);
            box-shadow: var(--shadow-card);
        }
        .feat-num {
            font-size: 20px;
            font-weight: 900;
            color: var(--accent);
            margin-bottom: 12px;
        }
        .feat-card h3 {
            font-size: 18px;
            color: #fff;
            margin-bottom: 10px;
            font-weight: 700;
        }
        .feat-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* 板块2：作画工艺演进对比（表格化卡片） */
        .tech-matrix-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .matrix-box {
            background: var(--bg-surface);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 28px;
            position: relative;
        }
        .matrix-box.featured {
            border-color: var(--primary);
            background: linear-gradient(180deg, rgba(155, 28, 49, 0.08), var(--bg-surface));
        }
        .matrix-header {
            border-bottom: 1px solid var(--border-color);
            padding-bottom: 18px;
            margin-bottom: 20px;
        }
        .matrix-header h3 {
            font-size: 20px;
            color: #fff;
            margin-bottom: 6px;
        }
        .matrix-header span {
            font-size: 13px;
            color: var(--accent);
            font-weight: 600;
        }
        .matrix-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .matrix-list li {
            font-size: 14px;
            color: var(--text-muted);
            padding-left: 20px;
            position: relative;
            line-height: 1.6;
        }
        .matrix-list li::before {
            content: '▪';
            position: absolute;
            left: 0;
            color: var(--accent);
            font-size: 16px;
            top: -2px;
        }

        /* 板块3：深度图文解构拆解 */
        .visual-deepdive {
            display: grid;
            grid-template-columns: 5fr 6fr;
            gap: 36px;
            align-items: center;
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 36px;
        }
        .deepdive-thumb {
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border-color);
        }
        .deepdive-thumb img {
            width: 100%;
            height: 320px;
            object-fit: cover;
        }
        .deepdive-info h3 {
            font-size: 24px;
            color: #fff;
            margin-bottom: 14px;
            font-weight: 800;
        }
        .deepdive-info p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.8;
            margin-bottom: 18px;
        }
        .param-table {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px;
            background: var(--bg-surface);
            padding: 16px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-color);
        }
        .param-item span {
            display: block;
            font-size: 12px;
            color: var(--text-muted);
        }
        .param-item strong {
            font-size: 14px;
            color: #fff;
        }

        /* 板块4：生产流线步骤 */
        .pipeline-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            position: relative;
        }
        .pipeline-card {
            background: var(--bg-surface);
            border: 1px solid var(--border-color);
            padding: 24px 20px;
            border-radius: var(--radius-md);
            position: relative;
        }
        .step-indicator {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 14px;
            margin-bottom: 16px;
        }
        .pipeline-card h4 {
            font-size: 16px;
            color: #fff;
            margin-bottom: 8px;
        }
        .pipeline-card p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* 板块5：CMS 动态学术归档列表 */
        .cms-archive-wrap {
            background: var(--bg-surface);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 32px;
        }
        .cms-posts-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        .cms-post-item {
            display: flex;
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition);
        }
        .cms-post-item:hover {
            border-color: var(--primary-light);
            transform: translateX(4px);
        }
        .post-body {
            padding: 20px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            width: 100%;
        }
        .post-meta-row {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 12px;
            color: var(--accent);
            margin-bottom: 8px;
        }
        .post-title {
            font-size: 16px;
            color: #fff;
            font-weight: 700;
            line-height: 1.5;
            margin-bottom: 8px;
        }
        .post-title:hover {
            color: var(--accent);
        }
        .post-desc {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 14px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .post-link-btn {
            font-size: 13px;
            font-weight: 600;
            color: var(--primary-light);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .empty-cms-notice {
            padding: 40px;
            text-align: center;
            color: var(--text-muted);
            font-size: 14px;
        }

        /* 板块6：作画疑难 FAQ */
        .faq-accordion-group {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }
        .faq-qa-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 24px;
        }
        .faq-qa-card h4 {
            font-size: 16px;
            color: #fff;
            font-weight: 700;
            margin-bottom: 10px;
            display: flex;
            align-items: flex-start;
            gap: 8px;
        }
        .faq-qa-card h4::before {
            content: 'Q.';
            color: var(--primary-light);
            font-size: 18px;
            font-weight: 900;
        }
        .faq-qa-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            padding-left: 24px;
        }

        /* 板块7：文献收录倡议 CTA */
        .archive-cta-banner {
            background: linear-gradient(135deg, rgba(155, 28, 49, 0.35), rgba(20, 17, 34, 0.95)), var(--bg-surface);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 48px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 30px;
        }
        .cta-content h3 {
            font-size: 26px;
            color: #fff;
            font-weight: 800;
            margin-bottom: 10px;
        }
        .cta-content p {
            font-size: 15px;
            color: var(--text-muted);
            max-width: 650px;
        }
        .cta-action-btn {
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #fff;
            padding: 14px 28px;
            border-radius: var(--radius-md);
            font-size: 15px;
            font-weight: 700;
            white-space: nowrap;
            box-shadow: 0 4px 20px rgba(155, 28, 49, 0.4);
        }
        .cta-action-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 25px rgba(155, 28, 49, 0.6);
        }

        /* 统一页脚 */
        .site-footer {
            background: #09070e;
            border-top: 1px solid var(--border-color);
            padding: 60px 0 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand h3 {
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
        }
        .footer-brand p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.8;
        }
        .footer-col h4 {
            font-size: 15px;
            color: #fff;
            margin-bottom: 16px;
            font-weight: 600;
        }
        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-col ul li a {
            font-size: 13px;
            color: var(--text-muted);
        }
        .footer-col ul li a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 12px;
            color: var(--text-muted);
        }

        /* 移动端响应式 */
        @media (max-width: 1024px) {
            .grid-features {
                grid-template-columns: repeat(2, 1fr);
            }
            .tech-matrix-grid {
                grid-template-columns: 1fr;
            }
            .visual-deepdive {
                grid-template-columns: 1fr;
            }
            .pipeline-steps {
                grid-template-columns: repeat(2, 1fr);
            }
            .cms-posts-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .nav-menu {
                display: none;
            }
            .hero-overlay-box {
                padding: 24px;
            }
            .hero-overlay-box h1 {
                font-size: 26px;
            }
            .hero-backdrop {
                height: 300px;
            }
            .grid-features {
                grid-template-columns: 1fr;
            }
            .pipeline-steps {
                grid-template-columns: 1fr;
            }
            .faq-accordion-group {
                grid-template-columns: 1fr;
            }
            .archive-cta-banner {
                flex-direction: column;
                align-items: flex-start;
                padding: 30px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 10px;
                text-align: center;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #9b1c31;
            --primary-light: #bf2a45;
            --primary-dark: #6e0d1f;
            --secondary: #1a162b;
            --accent: #e5a93c;
            --bg-body: #0d0b14;
            --bg-surface: #141122;
            --bg-card: #1c182e;
            --border-color: #2e284a;
            --text-main: #f3f2f8;
            --text-muted: #9f9ab4;
            --container-w: 1200px;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.45);
            --transition: all 0.3s ease;
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            background-color: var(--bg-body);
            color: var(--text-main);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: var(--container-w);
            margin: 0 auto;
            padding: 0 20px;
        }

        /* 统一分屏顶部导航 */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(20, 17, 34, 0.92);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-color);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }
        .brand-logo {
            font-size: 24px;
            font-weight: 800;
            letter-spacing: 1.5px;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .brand-logo span {
            color: var(--primary-light);
            background: linear-gradient(135deg, #e5a93c, #bf2a45);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .nav-menu {
            display: flex;
            list-style: none;
            align-items: center;
            gap: 28px;
        }
        .nav-menu li a {
            font-size: 15px;
            font-weight: 500;
            color: var(--text-muted);
            padding: 8px 0;
            position: relative;
        }
        .nav-menu li a:hover,
        .nav-menu li a.active {
            color: #fff;
        }
        .nav-menu li a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }
        .header-action .btn-quick {
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #fff;
            padding: 8px 20px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 600;
            display: inline-block;
        }
        .header-action .btn-quick:hover {
            box-shadow: 0 4px 15px rgba(191, 42, 69, 0.4);
            transform: translateY(-1px);
        }

        /* 统一通用组件 */
        .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #fff;
            padding: 13px 28px;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border: none;
            cursor: pointer;
            box-shadow: 0 6px 20px rgba(155, 28, 49, 0.35);
            transition: var(--transition);
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(155, 28, 49, 0.5);
        }
        .btn-secondary {
            background: var(--bg-card);
            color: #fff;
            border: 1px solid var(--border-color);
            padding: 13px 24px;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
        }
        .btn-secondary:hover {
            background: #25203c;
            border-color: var(--text-muted);
        }
        .section-badge {
            display: inline-block;
            background: rgba(229, 169, 60, 0.12);
            color: var(--accent);
            border: 1px solid rgba(229, 169, 60, 0.3);
            font-size: 13px;
            padding: 4px 12px;
            border-radius: var(--radius-sm);
            margin-bottom: 14px;
            font-weight: 600;
            letter-spacing: 0.5px;
        }
        .section-title {
            font-size: 32px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
            line-height: 1.3;
        }
        .section-desc {
            font-size: 15px;
            color: var(--text-muted);
            max-width: 720px;
            margin-bottom: 36px;
            line-height: 1.8;
        }

        /* 预约到店 / 调阅排期 Hero 专区 */
        .hero-booking-section {
            padding: 70px 0 80px;
            background: radial-gradient(circle at 15% 30%, rgba(155, 28, 49, 0.18), transparent 60%), radial-gradient(circle at 85% 70%, rgba(229, 169, 60, 0.1), transparent 50%);
            border-bottom: 1px solid var(--border-color);
        }
        .booking-hero-grid {
            display: grid;
            grid-template-columns: 1.15fr 0.85fr;
            gap: 48px;
            align-items: center;
        }
        .booking-hero-content h1 {
            font-size: 40px;
            font-weight: 900;
            color: #fff;
            line-height: 1.25;
            margin-bottom: 18px;
        }
        .booking-hero-content p {
            font-size: 16px;
            color: var(--text-muted);
            margin-bottom: 28px;
            line-height: 1.8;
        }
        .service-bullets {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
            margin-bottom: 32px;
        }
        .bullet-item {
            background: rgba(28, 24, 46, 0.7);
            border: 1px solid var(--border-color);
            padding: 14px 18px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: flex-start;
            gap: 12px;
        }
        .bullet-icon {
            width: 24px;
            height: 24px;
            background: var(--primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            color: #fff;
            flex-shrink: 0;
            margin-top: 2px;
        }
        .bullet-item h4 {
            font-size: 14px;
            color: #fff;
            margin-bottom: 4px;
        }
        .bullet-item p {
            font-size: 12px;
            color: var(--text-muted);
            margin-bottom: 0;
            line-height: 1.5;
        }

        /* 预约交互面板（右侧） */
        .booking-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 30px;
            box-shadow: var(--shadow-card);
            position: relative;
        }
        .booking-card-header {
            border-bottom: 1px solid var(--border-color);
            padding-bottom: 16px;
            margin-bottom: 20px;
        }
        .booking-card-header h3 {
            font-size: 18px;
            color: #fff;
            font-weight: 700;
            margin-bottom: 6px;
        }
        .booking-card-header span {
            font-size: 13px;
            color: var(--accent);
        }
        .slot-selector-title {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-muted);
            margin-bottom: 10px;
            display: block;
        }
        .time-slot-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 8px;
            margin-bottom: 20px;
        }
        .time-slot {
            background: var(--bg-surface);
            border: 1px solid var(--border-color);
            padding: 10px 6px;
            text-align: center;
            border-radius: var(--radius-sm);
            font-size: 12px;
            cursor: pointer;
            transition: var(--transition);
        }
        .time-slot.active, .time-slot:hover {
            border-color: var(--accent);
            background: rgba(229, 169, 60, 0.1);
            color: #fff;
        }
        .time-slot small {
            display: block;
            color: var(--text-muted);
            font-size: 10px;
            margin-top: 2px;
        }
        .time-slot.active small {
            color: var(--accent);
        }
        .form-group {
            margin-bottom: 16px;
        }
        .form-group label {
            display: block;
            font-size: 12px;
            color: var(--text-muted);
            margin-bottom: 6px;
        }
        .form-control {
            width: 100%;
            background: var(--bg-surface);
            border: 1px solid var(--border-color);
            padding: 10px 14px;
            border-radius: var(--radius-sm);
            color: #fff;
            font-size: 13px;
            outline: none;
            transition: var(--transition);
        }
        .form-control:focus {
            border-color: var(--primary-light);
        }
        .booking-meta-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 12px;
            color: var(--text-muted);
            margin-top: 14px;
        }

        /* 板块通用间距 */
        .page-section {
            padding: 80px 0;
            border-bottom: 1px solid var(--border-color);
        }

        /* 板块1：演进里程碑数据块 */
        .milestone-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .milestone-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 24px;
            position: relative;
            overflow: hidden;
        }
        .milestone-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
        }
        .milestone-year {
            font-size: 26px;
            font-weight: 800;
            color: var(--accent);
            margin-bottom: 6px;
            font-family: monospace;
        }
        .milestone-card h4 {
            font-size: 16px;
            color: #fff;
            margin-bottom: 10px;
        }
        .milestone-card p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* 板块2：名义对照与声学矩阵 */
        .alias-table-box {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }
        .alias-table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
        }
        .alias-table th {
            background: var(--bg-surface);
            padding: 16px 20px;
            font-size: 13px;
            color: var(--text-muted);
            border-bottom: 1px solid var(--border-color);
            font-weight: 600;
            text-transform: uppercase;
        }
        .alias-table td {
            padding: 16px 20px;
            font-size: 14px;
            border-bottom: 1px solid rgba(46, 40, 74, 0.5);
            color: var(--text-main);
        }
        .alias-table tr:hover {
            background: rgba(46, 40, 74, 0.25);
        }
        .tag-verified {
            background: rgba(155, 28, 49, 0.2);
            color: #ff768b;
            border: 1px solid rgba(155, 28, 49, 0.4);
            padding: 2px 8px;
            border-radius: 4px;
            font-size: 11px;
            font-weight: 600;
        }
        .tag-frequency {
            background: rgba(229, 169, 60, 0.15);
            color: var(--accent);
            border: 1px solid rgba(229, 169, 60, 0.3);
            padding: 2px 8px;
            border-radius: 4px;
            font-size: 11px;
            font-weight: 600;
        }

        /* 板块3：声响监督与录音工程 */
        .sound-studio-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 36px;
            align-items: center;
        }
        .sound-studio-img {
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-card);
        }
        .sound-studio-content h3 {
            font-size: 26px;
            color: #fff;
            margin-bottom: 16px;
            font-weight: 800;
        }
        .studio-feature-list {
            list-style: none;
            margin-top: 24px;
        }
        .studio-feature-list li {
            padding-left: 28px;
            position: relative;
            margin-bottom: 16px;
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
        }
        .studio-feature-list li::before {
            content: "✓";
            position: absolute;
            left: 0;
            top: 0;
            color: var(--accent);
            font-weight: bold;
            font-size: 16px;
        }
        .studio-feature-list li strong {
            color: #fff;
        }

        /* 板块4：重点作品原画声线对照卡片 */
        .showcase-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .showcase-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            display: flex;
            flex-direction: column;
            transition: var(--transition);
        }
        .showcase-card:hover {
            transform: translateY(-4px);
            border-color: var(--primary-light);
            box-shadow: var(--shadow-card);
        }
        .showcase-thumb {
            height: 190px;
            overflow: hidden;
            position: relative;
        }
        .showcase-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .showcase-card:hover .showcase-thumb img {
            transform: scale(1.05);
        }
        .showcase-body {
            padding: 20px;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
        }
        .showcase-tag {
            font-size: 11px;
            color: var(--accent);
            margin-bottom: 8px;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }
        .showcase-body h4 {
            font-size: 17px;
            color: #fff;
            margin-bottom: 10px;
            line-height: 1.4;
        }
        .showcase-body p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 16px;
        }
        .showcase-footer {
            margin-top: auto;
            border-top: 1px solid var(--border-color);
            padding-top: 12px;
            display: flex;
            justify: space-between;
            align-items: center;
            font-size: 12px;
            color: var(--text-muted);
        }

        /* 板块5：资讯与文献研讨列表 */
        .article-post-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        .article-post-item {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 22px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            transition: var(--transition);
        }
        .article-post-item:hover {
            border-color: var(--accent);
            transform: translateY(-2px);
        }
        .post-meta-line {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 12px;
            color: var(--accent);
            margin-bottom: 8px;
        }
        .post-title {
            font-size: 17px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .post-summary {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 16px;
        }
        .post-link-more {
            font-size: 13px;
            color: var(--primary-light);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .post-link-more:hover {
            color: #fff;
        }
        .empty-posts-notice {
            grid-column: 1 / -1;
            padding: 40px;
            text-align: center;
            color: var(--text-muted);
            background: var(--bg-card);
            border: 1px dashed var(--border-color);
            border-radius: var(--radius-md);
            font-size: 14px;
        }

        /* 板块6：常见学术考据疑难 (FAQ) */
        .faq-accordion-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
            max-width: 900px;
        }
        .faq-accordion-item {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 22px;
        }
        .faq-accordion-item h4 {
            font-size: 16px;
            color: #fff;
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .faq-accordion-item h4::before {
            content: "Q";
            background: var(--primary);
            color: #fff;
            width: 24px;
            height: 24px;
            border-radius: 4px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            font-weight: 800;
            flex-shrink: 0;
        }
        .faq-accordion-item p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            padding-left: 34px;
            margin: 0;
        }

        /* 板块7：馆藏文献调阅预约指南 CTA */
        .archive-cta-banner {
            background: linear-gradient(135deg, rgba(155, 28, 49, 0.25), rgba(20, 17, 34, 0.95)), var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 48px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 40px;
        }
        .archive-cta-text h3 {
            font-size: 26px;
            color: #fff;
            font-weight: 800;
            margin-bottom: 12px;
        }
        .archive-cta-text p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.8;
            margin: 0;
        }
        .archive-cta-btns {
            display: flex;
            flex-direction: column;
            gap: 12px;
            flex-shrink: 0;
        }

        /* 统一页脚 */
        .site-footer {
            background: #09070e;
            border-top: 1px solid var(--border-color);
            padding: 60px 0 24px;
            margin-top: 40px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand h3 {
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
        }
        .footer-brand p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.8;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 18px;
        }
        .footer-col ul {
            list-style: none;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            font-size: 13px;
            color: var(--text-muted);
        }
        .footer-col ul li a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(46, 40, 74, 0.6);
            padding-top: 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: var(--text-muted);
        }

        /* 响应式断点控制 */
        @media (max-width: 1024px) {
            .booking-hero-grid,
            .sound-studio-grid,
            .archive-cta-banner {
                grid-template-columns: 1fr;
            }
            .milestone-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .showcase-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .header-inner {
                flex-direction: column;
                height: auto;
                padding: 14px 0;
                gap: 12px;
            }
            .nav-menu {
                flex-wrap: wrap;
                justify-content: center;
                gap: 14px;
            }
            .booking-hero-content h1 {
                font-size: 28px;
            }
            .service-bullets {
                grid-template-columns: 1fr;
            }
            .showcase-grid {
                grid-template-columns: 1fr;
            }
            .article-post-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 10px;
                text-align: center;
            }
            .archive-cta-banner {
                padding: 28px;
            }
        }

/* roulang page: category4 */
:root {
            --primary: #9b1c31;
            --primary-light: #bf2a45;
            --primary-dark: #6e0d1f;
            --secondary: #1a162b;
            --accent: #e5a93c;
            --bg-body: #0d0b14;
            --bg-surface: #141122;
            --bg-card: #1c182e;
            --border-color: #2e284a;
            --text-main: #f3f2f8;
            --text-muted: #9f9ab4;
            --container-w: 1200px;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.45);
            --transition: all 0.3s ease;
        }

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            background-color: var(--bg-body);
            color: var(--text-main);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

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

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

        .container {
            width: 100%;
            max-width: var(--container-w);
            margin: 0 auto;
            padding: 0 20px;
        }

        /* 统一分屏顶部导航 */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(20, 17, 34, 0.92);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-color);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }

        .brand-logo {
            font-size: 24px;
            font-weight: 800;
            letter-spacing: 1.5px;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .brand-logo span {
            color: var(--primary-light);
            background: linear-gradient(135deg, #e5a93c, #bf2a45);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .nav-menu {
            display: flex;
            list-style: none;
            align-items: center;
            gap: 28px;
        }

        .nav-menu li a {
            font-size: 15px;
            font-weight: 500;
            color: var(--text-muted);
            padding: 8px 0;
            position: relative;
        }

        .nav-menu li a:hover,
        .nav-menu li a.active {
            color: #fff;
        }

        .nav-menu li a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }

        .header-action .btn-quick {
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #fff;
            padding: 8px 20px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 600;
            display: inline-block;
        }

        .header-action .btn-quick:hover {
            box-shadow: 0 4px 15px rgba(191, 42, 69, 0.4);
            transform: translateY(-1px);
        }

        /* 统一页脚 */
        .site-footer {
            background-color: var(--bg-surface);
            border-top: 1px solid var(--border-color);
            padding: 60px 0 30px;
            margin-top: 80px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 40px;
            margin-bottom: 50px;
        }

        .footer-brand h3 {
            font-size: 20px;
            color: #fff;
            margin-bottom: 16px;
        }

        .footer-brand p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.8;
        }

        .footer-col h4 {
            font-size: 16px;
            color: #fff;
            margin-bottom: 18px;
            position: relative;
            padding-bottom: 8px;
        }

        .footer-col h4::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 24px;
            height: 2px;
            background: var(--primary);
        }

        .footer-col ul {
            list-style: none;
        }

        .footer-col ul li {
            margin-bottom: 10px;
        }

        .footer-col ul li a {
            font-size: 14px;
            color: var(--text-muted);
        }

        .footer-col ul li a:hover {
            color: var(--accent);
            padding-left: 4px;
        }

        .footer-bottom {
            padding-top: 25px;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 13px;
            color: var(--text-muted);
        }

        /* 分类页 Hero：试用申请 / 权限徽章与资格说明 */
        .category-hero {
            padding: 50px 0 70px;
            background: radial-gradient(circle at 20% 40%, rgba(155, 28, 49, 0.22), transparent 60%),
                        radial-gradient(circle at 85% 60%, rgba(229, 169, 60, 0.08), transparent 50%);
            border-bottom: 1px solid var(--border-color);
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 24px;
        }

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

        .hero-apply-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 40px;
            display: grid;
            grid-template-columns: 1.4fr 1fr;
            gap: 40px;
            align-items: center;
            box-shadow: var(--shadow-card);
        }

        .badge-bar {
            display: flex;
            gap: 12px;
            margin-bottom: 16px;
            flex-wrap: wrap;
        }

        .qual-badge {
            background: rgba(229, 169, 60, 0.15);
            color: var(--accent);
            border: 1px solid rgba(229, 169, 60, 0.35);
            font-size: 12px;
            padding: 4px 12px;
            border-radius: 4px;
            font-weight: 600;
            letter-spacing: 0.5px;
        }

        .status-badge {
            background: rgba(191, 42, 69, 0.2);
            color: #ff8598;
            border: 1px solid rgba(191, 42, 69, 0.4);
            font-size: 12px;
            padding: 4px 12px;
            border-radius: 4px;
            font-weight: 600;
        }

        .category-hero h1 {
            font-size: 36px;
            line-height: 1.3;
            color: #fff;
            margin-bottom: 16px;
            font-weight: 800;
        }

        .hero-lead {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.8;
            margin-bottom: 28px;
        }

        .apply-meta-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
            margin-bottom: 30px;
            font-size: 14px;
            color: #d1cde0;
        }

        .apply-meta-list li {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .apply-meta-list li::before {
            content: '✓';
            color: var(--accent);
            font-weight: bold;
        }

        .hero-btns {
            display: flex;
            gap: 16px;
            align-items: center;
        }

        .btn-apply {
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #fff;
            padding: 14px 32px;
            border-radius: var(--radius-md);
            font-weight: 700;
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            box-shadow: 0 6px 20px rgba(155, 28, 49, 0.4);
        }

        .btn-apply:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(191, 42, 69, 0.6);
        }

        .hero-preview-box {
            position: relative;
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border-color);
            background: var(--bg-surface);
        }

        .hero-preview-box img {
            width: 100%;
            height: 320px;
            object-fit: cover;
            display: block;
        }

        .preview-caption {
            padding: 16px 20px;
            background: rgba(20, 17, 34, 0.95);
            border-top: 1px solid var(--border-color);
            font-size: 13px;
            color: var(--text-muted);
        }

        .preview-caption strong {
            color: var(--accent);
            display: block;
            margin-bottom: 4px;
        }

        /* 模块通用样式 */
        .section-block {
            padding: 70px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
        }

        .section-header {
            margin-bottom: 45px;
        }

        .section-tag {
            color: var(--accent);
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 1px;
            text-transform: uppercase;
            margin-bottom: 8px;
            display: block;
        }

        .section-title {
            font-size: 28px;
            color: #fff;
            font-weight: 800;
            margin-bottom: 12px;
        }

        .section-subtitle {
            font-size: 15px;
            color: var(--text-muted);
            max-width: 760px;
            line-height: 1.7;
        }

        /* 板块1：演进脉络（四阶段横向序列） */
        .timeline-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .timeline-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 24px;
            position: relative;
            transition: var(--transition);
        }

        .timeline-card:hover {
            border-color: var(--primary-light);
            transform: translateY(-4px);
        }

        .timeline-step {
            width: 36px;
            height: 36px;
            background: var(--primary-dark);
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 14px;
            margin-bottom: 16px;
            border: 1px solid var(--primary-light);
        }

        .timeline-card h3 {
            font-size: 18px;
            color: #fff;
            margin-bottom: 10px;
        }

        .timeline-card p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* 板块2：改编工程要素对比 (网格多维结构) */
        .framework-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
        }

        .framework-card {
            background: var(--bg-surface);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 30px;
        }

        .framework-card h3 {
            font-size: 20px;
            color: #fff;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .framework-card h3::before {
            content: '';
            width: 4px;
            height: 20px;
            background: var(--primary-light);
            display: inline-block;
            border-radius: 2px;
        }

        .framework-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .framework-list li {
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            padding-bottom: 12px;
        }

        .framework-list li:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }

        .f-item-title {
            font-size: 15px;
            color: #e5a93c;
            font-weight: 600;
            margin-bottom: 4px;
        }

        .f-item-desc {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* 板块3：分镜转译实务图文剖析 */
        .spec-showcase {
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            gap: 40px;
            align-items: center;
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 40px;
        }

        .showcase-visual img {
            border-radius: var(--radius-md);
            border: 1px solid var(--border-color);
            height: 380px;
            width: 100%;
            object-fit: cover;
        }

        .showcase-content h3 {
            font-size: 24px;
            color: #fff;
            margin-bottom: 16px;
        }

        .showcase-content p {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 20px;
            line-height: 1.8;
        }

        .metrics-pill-row {
            display: flex;
            gap: 16px;
            margin-bottom: 25px;
        }

        .metric-pill {
            background: var(--bg-surface);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            padding: 10px 16px;
        }

        .metric-pill .val {
            font-size: 20px;
            font-weight: 800;
            color: var(--primary-light);
            display: block;
        }

        .metric-pill .lbl {
            font-size: 12px;
            color: var(--text-muted);
        }

        /* 板块4：生产协作链条 (流水化步骤) */
        .pipeline-flow {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 15px;
        }

        .pipeline-node {
            background: var(--bg-surface);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            padding: 20px 16px;
            position: relative;
        }

        .pipeline-node .node-index {
            font-size: 12px;
            color: var(--accent);
            font-weight: 700;
            margin-bottom: 8px;
            text-transform: uppercase;
        }

        .pipeline-node h4 {
            font-size: 15px;
            color: #fff;
            margin-bottom: 8px;
        }

        .pipeline-node p {
            font-size: 12px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* 板块5：同人题材商业化矩阵分析（数据对比） */
        .matrix-table-wrap {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
        }

        .matrix-table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
            font-size: 14px;
        }

        .matrix-table th {
            background: rgba(20, 17, 34, 0.95);
            padding: 16px 20px;
            color: var(--accent);
            border-bottom: 1px solid var(--border-color);
            font-weight: 600;
        }

        .matrix-table td {
            padding: 16px 20px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            color: #dedbe8;
        }

        .matrix-table tr:hover td {
            background: rgba(255, 255, 255, 0.02);
        }

        .badge-tag {
            display: inline-block;
            padding: 2px 8px;
            border-radius: 4px;
            font-size: 12px;
            font-weight: 500;
        }

        .badge-high {
            background: rgba(191, 42, 69, 0.2);
            color: #ff788f;
            border: 1px solid rgba(191, 42, 69, 0.3);
        }

        .badge-mid {
            background: rgba(229, 169, 60, 0.2);
            color: #ffd276;
            border: 1px solid rgba(229, 169, 60, 0.3);
        }

        /* 板块6：动态资讯/文献动态列表 (CMS标准循环调用) */
        .cms-posts-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .cms-post-item {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 24px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            transition: var(--transition);
        }

        .cms-post-item:hover {
            border-color: var(--accent);
            transform: translateY(-2px);
        }

        .cms-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 12px;
            color: var(--text-muted);
            margin-bottom: 12px;
        }

        .cms-meta .cms-cat {
            color: var(--accent);
            background: rgba(229, 169, 60, 0.1);
            padding: 2px 8px;
            border-radius: 3px;
        }

        .cms-post-item h3 {
            font-size: 18px;
            color: #fff;
            margin-bottom: 10px;
            line-height: 1.4;
        }

        .cms-post-item h3 a:hover {
            color: var(--primary-light);
        }

        .cms-post-item p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .cms-more-link {
            font-size: 13px;
            color: var(--primary-light);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .cms-more-link:hover {
            color: #ff6884;
        }

        .empty-cms-box {
            padding: 40px;
            text-align: center;
            color: var(--text-muted);
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px dashed var(--border-color);
            grid-column: 1 / -1;
        }

        /* 板块7：文献借阅与合规常见问题解答 (FAQ) */
        .faq-accordion {
            display: flex;
            flex-direction: column;
            gap: 16px;
            max-width: 900px;
        }

        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 20px 24px;
        }

        .faq-item h4 {
            font-size: 16px;
            color: #fff;
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .faq-item h4::before {
            content: 'Q.';
            color: var(--primary-light);
            font-weight: 800;
        }

        .faq-item p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            padding-left: 24px;
        }

        /* 板块8：全站频道矩阵导航 (合规分类入口板块) */
        .matrix-entrance-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 16px;
        }

        .matrix-btn {
            background: var(--bg-surface);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 20px 16px;
            text-align: center;
            transition: var(--transition);
            display: block;
        }

        .matrix-btn:hover,
        .matrix-btn.active {
            background: #231c38;
            border-color: var(--accent);
            transform: translateY(-3px);
        }

        .matrix-btn span {
            display: block;
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 6px;
        }

        .matrix-btn small {
            font-size: 12px;
            color: var(--text-muted);
            display: block;
        }

        /* 板块9：底部研究准入 CTA */
        .bottom-cta-banner {
            background: linear-gradient(135deg, rgba(155, 28, 49, 0.3) 0%, rgba(26, 22, 43, 0.9) 100%);
            border: 1px solid var(--primary-light);
            border-radius: var(--radius-lg);
            padding: 50px 40px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 30px;
        }

        .bottom-cta-banner h3 {
            font-size: 26px;
            color: #fff;
            margin-bottom: 10px;
        }

        .bottom-cta-banner p {
            font-size: 14px;
            color: var(--text-muted);
            max-width: 650px;
        }

        /* 响应式断点 */
        @media (max-width: 1024px) {
            .hero-apply-card {
                grid-template-columns: 1fr;
            }
            .timeline-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .framework-layout {
                grid-template-columns: 1fr;
            }
            .spec-showcase {
                grid-template-columns: 1fr;
            }
            .pipeline-flow {
                grid-template-columns: repeat(3, 1fr);
            }
            .matrix-entrance-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .nav-menu {
                display: none;
            }
            .timeline-grid {
                grid-template-columns: 1fr;
            }
            .pipeline-flow {
                grid-template-columns: 1fr;
            }
            .cms-posts-grid {
                grid-template-columns: 1fr;
            }
            .matrix-entrance-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .bottom-cta-banner {
                flex-direction: column;
                text-align: center;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 12px;
                text-align: center;
            }
        }

/* roulang page: category5 */
:root {
            --primary: #9b1c31;
            --primary-light: #bf2a45;
            --primary-dark: #6e0d1f;
            --secondary: #1a162b;
            --accent: #e5a93c;
            --bg-body: #0d0b14;
            --bg-surface: #141122;
            --bg-card: #1c182e;
            --border-color: #2e284a;
            --text-main: #f3f2f8;
            --text-muted: #9f9ab4;
            --container-w: 1200px;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.45);
            --transition: all 0.3s ease;
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            background-color: var(--bg-body);
            color: var(--text-main);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: var(--container-w);
            margin: 0 auto;
            padding: 0 20px;
        }
        /* 导航 */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(20, 17, 34, 0.92);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-color);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }
        .brand-logo {
            font-size: 24px;
            font-weight: 800;
            letter-spacing: 1.5px;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .brand-logo span {
            color: var(--primary-light);
            background: linear-gradient(135deg, #e5a93c, #bf2a45);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .nav-menu {
            display: flex;
            list-style: none;
            align-items: center;
            gap: 28px;
        }
        .nav-menu li a {
            font-size: 15px;
            font-weight: 500;
            color: var(--text-muted);
            padding: 8px 0;
            position: relative;
        }
        .nav-menu li a:hover,
        .nav-menu li a.active {
            color: #fff;
        }
        .nav-menu li a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }
        .header-action .btn-quick {
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #fff;
            padding: 8px 20px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 600;
            display: inline-block;
        }
        .header-action .btn-quick:hover {
            box-shadow: 0 4px 15px rgba(191, 42, 69, 0.4);
            transform: translateY(-1px);
        }

        /* 统一黑金高质感 Hero */
        .page-hero {
            padding: 70px 0 60px;
            background: radial-gradient(circle at 75% 20%, rgba(229, 169, 60, 0.12), transparent 45%),
                        radial-gradient(circle at 15% 80%, rgba(155, 28, 49, 0.2), transparent 50%),
                        var(--bg-surface);
            border-bottom: 1px solid var(--border-color);
            position: relative;
        }
        .hero-layout {
            display: grid;
            grid-template-columns: 1.15fr 0.85fr;
            gap: 48px;
            align-items: center;
        }
        .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(229, 169, 60, 0.1);
            color: var(--accent);
            border: 1px solid rgba(229, 169, 60, 0.35);
            font-size: 13px;
            padding: 4px 14px;
            border-radius: 20px;
            margin-bottom: 20px;
            font-weight: 700;
        }
        .hero-h1 {
            font-size: 40px;
            line-height: 1.25;
            font-weight: 900;
            color: #fff;
            margin-bottom: 20px;
            letter-spacing: -0.5px;
        }
        .hero-h1 em {
            font-style: normal;
            background: linear-gradient(135deg, #fff 30%, var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .hero-summary {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.85;
            margin-bottom: 28px;
        }
        .gold-vip-badge {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            background: linear-gradient(90deg, rgba(229, 169, 60, 0.18), rgba(28, 24, 46, 0.8));
            border-left: 3px solid var(--accent);
            padding: 12px 18px;
            border-radius: var(--radius-sm);
            margin-bottom: 30px;
        }
        .gold-vip-badge .tier-mark {
            font-weight: 900;
            font-size: 14px;
            color: var(--accent);
            background: rgba(0,0,0,0.4);
            padding: 2px 8px;
            border-radius: 4px;
        }
        .gold-vip-badge p {
            font-size: 14px;
            color: var(--text-main);
            margin: 0;
        }
        .hero-cta-group {
            display: flex;
            gap: 16px;
            align-items: center;
        }
        .btn-gold {
            background: linear-gradient(135deg, #e5a93c, #c98822);
            color: #120d04;
            font-weight: 700;
            padding: 13px 28px;
            border-radius: var(--radius-md);
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            box-shadow: 0 6px 20px rgba(229, 169, 60, 0.25);
        }
        .btn-gold:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 25px rgba(229, 169, 60, 0.4);
        }
        .btn-outline-red {
            border: 1px solid var(--primary-light);
            color: #fff;
            padding: 13px 24px;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 15px;
        }
        .btn-outline-red:hover {
            background: rgba(191, 42, 69, 0.15);
            border-color: var(--accent);
        }
        .hero-board {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: var(--shadow-card);
            position: relative;
        }
        .hero-board-img {
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid rgba(255, 255, 255, 0.08);
            margin-bottom: 20px;
        }
        .hero-board-img img {
            width: 100%;
            height: 240px;
            object-fit: cover;
        }
        .board-stats {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 12px;
            border-top: 1px solid var(--border-color);
            padding-top: 16px;
        }
        .stat-item h5 {
            font-size: 20px;
            color: var(--accent);
            font-weight: 800;
            margin-bottom: 2px;
        }
        .stat-item span {
            font-size: 12px;
            color: var(--text-muted);
        }

        /* 共通Section规范 */
        .section-block {
            padding: 70px 0;
            border-bottom: 1px solid var(--border-color);
        }
        .section-header {
            margin-bottom: 40px;
        }
        .section-header.text-center {
            text-align: center;
            max-width: 720px;
            margin-left: auto;
            margin-right: auto;
        }
        .section-badge {
            color: var(--accent);
            font-size: 13px;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 10px;
            display: inline-block;
        }
        .section-title {
            font-size: 32px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
            line-height: 1.35;
        }
        .section-sub {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.8;
        }

        /* 核心价值体系 */
        .method-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .method-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 30px 24px;
            transition: var(--transition);
            position: relative;
        }
        .method-card:hover {
            transform: translateY(-5px);
            border-color: var(--accent);
            box-shadow: 0 12px 30px rgba(0,0,0,0.5);
        }
        .method-idx {
            font-size: 36px;
            font-weight: 900;
            color: rgba(229, 169, 60, 0.2);
            position: absolute;
            top: 20px;
            right: 24px;
        }
        .method-card h3 {
            font-size: 20px;
            color: #fff;
            margin-bottom: 12px;
            font-weight: 700;
        }
        .method-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.75;
        }

        /* 分镜镜头类型对比 */
        .shot-compare-wrapper {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .shot-box {
            background: var(--bg-surface);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 24px;
        }
        .shot-box.active {
            border-color: var(--primary-light);
            background: linear-gradient(180deg, rgba(155, 28, 49, 0.15), var(--bg-surface));
        }
        .shot-box h4 {
            font-size: 18px;
            color: #fff;
            margin-bottom: 8px;
        }
        .shot-box .role-tag {
            font-size: 12px;
            color: var(--accent);
            margin-bottom: 14px;
            display: block;
        }
        .shot-box ul {
            list-style: none;
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.8;
        }
        .shot-box ul li {
            position: relative;
            padding-left: 14px;
            margin-bottom: 6px;
        }
        .shot-box ul li::before {
            content: '•';
            color: var(--primary-light);
            position: absolute;
            left: 0;
        }

        /* 典范案例深度拆解 */
        .case-breakdown-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 36px;
            align-items: center;
            margin-bottom: 40px;
            background: var(--bg-card);
            padding: 32px;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-color);
        }
        .case-media {
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid rgba(255,255,255,0.06);
        }
        .case-media img {
            width: 100%;
            height: 280px;
            object-fit: cover;
        }
        .case-info h3 {
            font-size: 22px;
            color: #fff;
            margin-bottom: 12px;
            font-weight: 800;
        }
        .case-tag-pill {
            background: rgba(191, 42, 69, 0.2);
            color: #ff788f;
            padding: 3px 10px;
            border-radius: 4px;
            font-size: 12px;
            display: inline-block;
            margin-bottom: 14px;
            font-weight: 600;
        }
        .case-info p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.8;
            margin-bottom: 18px;
        }
        .case-checkpoints {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 10px;
            font-size: 13px;
            color: var(--text-main);
        }
        .case-checkpoints div {
            background: rgba(0,0,0,0.25);
            padding: 8px 12px;
            border-radius: var(--radius-sm);
            border-left: 2px solid var(--accent);
        }

        /* 专业研讨流程体系 */
        .step-timeline {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            position: relative;
        }
        .step-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 24px;
            position: relative;
        }
        .step-num {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            margin-bottom: 16px;
        }
        .step-card h4 {
            font-size: 17px;
            color: #fff;
            margin-bottom: 10px;
        }
        .step-card p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* 矩阵入口板块 */
        .matrix-section {
            background: var(--bg-surface);
        }
        .matrix-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 16px;
        }
        .matrix-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 20px 16px;
            text-align: center;
            transition: var(--transition);
            display: block;
        }
        .matrix-card:hover {
            border-color: var(--accent);
            transform: translateY(-4px);
            background: rgba(229, 169, 60, 0.05);
        }
        .matrix-card.current {
            border-color: var(--accent);
            background: rgba(229, 169, 60, 0.1);
        }
        .matrix-title {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }
        .matrix-desc {
            font-size: 12px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* 资讯与学术发布动态 */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .news-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 24px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            transition: var(--transition);
        }
        .news-card:hover {
            border-color: var(--primary-light);
            transform: translateY(-4px);
        }
        .news-badge {
            font-size: 12px;
            color: var(--accent);
            margin-bottom: 10px;
            font-weight: 600;
        }
        .news-title {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            line-height: 1.5;
            margin-bottom: 12px;
        }
        .news-excerpt {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 20px;
        }
        .news-meta {
            font-size: 12px;
            color: #6d6788;
            display: flex;
            justify-content: space-between;
            border-top: 1px solid rgba(255,255,255,0.06);
            padding-top: 12px;
        }

        /* FAQ板块 */
        .faq-accordion {
            max-width: 880px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 22px 26px;
        }
        .faq-q {
            font-size: 17px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .faq-a {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.8;
        }

        /* 强转化CTA */
        .cta-box {
            background: linear-gradient(135deg, #1c182e 0%, #29121d 50%, #151124 100%);
            border: 1px solid rgba(229, 169, 60, 0.3);
            border-radius: var(--radius-lg);
            padding: 50px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-box h2 {
            font-size: 34px;
            color: #fff;
            font-weight: 900;
            margin-bottom: 16px;
        }
        .cta-box p {
            font-size: 16px;
            color: var(--text-muted);
            max-width: 680px;
            margin: 0 auto 30px;
            line-height: 1.8;
        }

        /* 页脚 */
        .site-footer {
            background: #09080e;
            border-top: 1px solid var(--border-color);
            padding: 60px 0 30px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 40px;
            margin-bottom: 50px;
        }
        .footer-brand h3 {
            font-size: 20px;
            color: #fff;
            margin-bottom: 16px;
            font-weight: 800;
        }
        .footer-brand p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.8;
        }
        .footer-col h4 {
            font-size: 15px;
            color: #fff;
            margin-bottom: 18px;
            font-weight: 700;
        }
        .footer-col ul {
            list-style: none;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            font-size: 13px;
            color: var(--text-muted);
        }
        .footer-col ul li a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            border-top: 1px solid rgba(255,255,255,0.06);
            padding-top: 24px;
            font-size: 12px;
            color: var(--text-muted);
        }

        @media (max-width: 1024px) {
            .hero-layout {
                grid-template-columns: 1fr;
            }
            .method-grid, .news-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .shot-compare-wrapper, .step-timeline {
                grid-template-columns: repeat(2, 1fr);
            }
            .matrix-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .nav-menu {
                display: none;
            }
            .hero-h1 {
                font-size: 30px;
            }
            .case-breakdown-row {
                grid-template-columns: 1fr;
            }
            .method-grid, .news-grid, .shot-compare-wrapper, .step-timeline, .matrix-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 12px;
                text-align: center;
            }
        }