/* roulang page: index */
:root {
            --primary: #1a1a2e;
            --primary-light: #2b2b4a;
            --accent: #d4a856;
            --accent-light: #eed9a8;
            --accent-dark: #b8892e;
            --light: #f8f6f2;
            --white: #ffffff;
            --text: #16161d;
            --text-light: #5b5b6d;
            --border: #e8e5df;
            --radius: 18px;
            --radius-sm: 10px;
            --shadow: 0 8px 28px rgba(0, 0, 0, .07);
            --shadow-lg: 0 16px 48px rgba(0, 0, 0, .12);
            --transition: all .25s ease;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            line-height: 1.75;
            color: var(--text);
            background: var(--white);
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .text-center {
            text-align: center;
        }
        .text-gold {
            color: var(--accent);
        }
        .section-title {
            font-size: 1.5rem;
            font-weight: 800;
            letter-spacing: -.02em;
            margin-bottom: .5rem;
            color: var(--text);
        }
        .section-sub {
            color: var(--text-light);
            font-size: .95rem;
            margin-bottom: 2rem;
        }

        /* ===== Header & Nav ===== */
        .site-header {
            background: rgba(255, 255, 255, .96);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 4px 20px rgba(0, 0, 0, .04);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            position: relative;
        }
        .logo {
            font-size: 1.4rem;
            font-weight: 900;
            color: var(--primary);
            letter-spacing: -.02em;
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .logo i {
            color: var(--accent);
            font-size: 1.4rem;
        }
        .nav-links {
            display: flex;
            gap: 6px;
            list-style: none;
            align-items: center;
        }
        .nav-links a {
            padding: 10px 22px;
            border-radius: 999px;
            font-weight: 600;
            font-size: .93rem;
            color: var(--text);
            white-space: nowrap;
        }
        .nav-links a:hover {
            background: var(--light);
            color: var(--accent-dark);
        }
        .nav-links a.active {
            background: var(--primary);
            color: #fff;
        }
        .mega-trigger {
            margin-left: 12px;
            padding: 10px 20px;
            border-radius: 999px;
            background: var(--light);
            cursor: pointer;
            font-weight: 600;
            font-size: .93rem;
            display: flex;
            align-items: center;
            gap: 6px;
            position: relative;
            border: 1px solid var(--border);
            transition: var(--transition);
            color: var(--text);
        }
        .mega-trigger:hover {
            border-color: var(--accent);
            background: #fff;
            color: var(--accent-dark);
        }
        .mega-panel {
            position: absolute;
            top: 68px;
            right: 0;
            width: 520px;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow-lg);
            padding: 24px;
            display: none;
            z-index: 101;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .mega-trigger.open .mega-panel {
            display: grid;
        }
        .mega-panel h4 {
            font-size: .95rem;
            color: var(--text-light);
            margin-bottom: 12px;
            font-weight: 600;
            letter-spacing: .02em;
        }
        .mega-panel a {
            display: block;
            padding: 8px 12px;
            border-radius: var(--radius-sm);
            font-size: .9rem;
            color: var(--text);
            font-weight: 500;
        }
        .mega-panel a:hover {
            background: var(--light);
            color: var(--accent-dark);
            padding-left: 16px;
        }
        .mega-panel .mega-card {
            background: var(--light);
            border-radius: var(--radius-sm);
            padding: 16px;
            margin-top: 8px;
        }
        .mega-panel .mega-card span {
            font-weight: 700;
            font-size: .9rem;
        }
        .mega-panel .mega-card p {
            font-size: .85rem;
            color: var(--text-light);
            margin-top: 4px;
        }
        .nav-toggle {
            display: none;
            background: transparent;
            font-size: 1.6rem;
            cursor: pointer;
            color: var(--text);
            padding: 8px 12px;
        }

        /* ===== Hero ===== */
        .hero {
            background: var(--primary);
            background-size: cover;
            background-position: center 25%;
            position: relative;
            min-height: 640px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(100deg, rgba(26, 26, 46, .93) 0%, rgba(26, 26, 46, .72) 50%, rgba(26, 26, 46, .35) 100%);
        }
        .hero .container {
            position: relative;
            z-index: 2;
            padding-top: 80px;
            padding-bottom: 80px;
        }
        .hero-badge {
            display: inline-block;
            background: rgba(212, 168, 86, .18);
            border: 1px solid var(--accent);
            color: var(--accent-light);
            border-radius: 999px;
            padding: 6px 18px;
            font-size: .85rem;
            font-weight: 600;
            margin-bottom: 24px;
        }
        .hero h1 {
            font-size: 3.2rem;
            font-weight: 900;
            color: #fff;
            line-height: 1.2;
            letter-spacing: -.03em;
            max-width: 640px;
        }
        .hero p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, .85);
            max-width: 600px;
            margin-top: 20px;
            line-height: 1.8;
        }
        .hero-actions {
            display: flex;
            gap: 16px;
            margin-top: 36px;
            flex-wrap: wrap;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: 999px;
            font-weight: 700;
            font-size: .95rem;
            transition: var(--transition);
            border: 2px solid transparent;
            cursor: pointer;
        }
        .btn-primary {
            background: var(--accent);
            color: var(--primary);
            border-color: var(--accent);
        }
        .btn-primary:hover {
            background: var(--accent-dark);
            border-color: var(--accent-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(212, 168, 86, .3);
        }
        .btn-light {
            background: transparent;
            color: #fff;
            border-color: rgba(255, 255, 255, .4);
        }
        .btn-light:hover {
            background: rgba(255, 255, 255, .1);
            border-color: #fff;
            transform: translateY(-2px);
        }
        .hero-stats {
            display: flex;
            gap: 32px;
            margin-top: 56px;
            color: #fff;
            flex-wrap: wrap;
        }
        .hero-stat strong {
            font-size: 1.8rem;
            display: block;
            color: var(--accent-light);
            line-height: 1.2;
        }
        .hero-stat span {
            font-size: .85rem;
            color: rgba(255, 255, 255, .7);
        }

        /* ===== Section spacing ===== */
        .section {
            padding: 90px 0;
        }
        .section-alt {
            background: var(--light);
        }
        .section-dark {
            background: var(--primary);
            color: #fff;
        }

        /* ===== Feature Cards ===== */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .feature-card {
            background: #fff;
            border-radius: var(--radius);
            padding: 36px 24px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        .feature-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: linear-gradient(90deg, var(--accent), var(--accent-light));
            opacity: 0;
            transition: var(--transition);
        }
        .feature-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }
        .feature-card:hover::before {
            opacity: 1;
        }
        .feature-icon {
            width: 64px;
            height: 64px;
            border-radius: 16px;
            background: var(--light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            color: var(--accent);
            margin-bottom: 20px;
        }
        .feature-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .feature-card p {
            color: var(--text-light);
            font-size: .9rem;
            line-height: 1.7;
        }

        /* ===== Category Cards ===== */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .category-card {
            border-radius: var(--radius);
            overflow: hidden;
            background: #fff;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            transition: var(--transition);
            display: block;
        }
        .category-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }
        .category-card .cover {
            height: 200px;
            background-size: cover;
            background-position: center;
            position: relative;
        }
        .category-card .cover::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(26, 26, 46, .55) 0%, transparent 60%);
        }
        .category-card .content {
            padding: 24px;
        }
        .category-card .tag {
            display: inline-block;
            background: var(--accent);
            color: #fff;
            font-size: .75rem;
            font-weight: 700;
            border-radius: 999px;
            padding: 3px 12px;
            margin-bottom: 10px;
        }
        .category-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .category-card p {
            color: var(--text-light);
            font-size: .88rem;
            line-height: 1.7;
        }
        .category-card .link {
            color: var(--accent-dark);
            font-weight: 600;
            font-size: .88rem;
            padding-top: 12px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .category-card .link i {
            transition: var(--transition);
            font-size: .75rem;
        }
        .category-card:hover .link i {
            transform: translateX(4px);
        }

        /* ===== News List ===== */
        .news-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 40px;
        }
        .news-list {
            list-style: none;
        }
        .news-item {
            display: flex;
            gap: 18px;
            padding: 24px 0;
            border-bottom: 1px solid var(--border);
            align-items: flex-start;
        }
        .news-item:first-child {
            padding-top: 0;
        }
        .news-item:last-child {
            border-bottom: none;
        }
        .news-thumb {
            width: 130px;
            height: 90px;
            border-radius: var(--radius-sm);
            background-size: cover;
            background-position: center;
            flex-shrink: 0;
            position: relative;
            overflow: hidden;
        }
        .news-info {
            flex: 1;
        }
        .news-meta {
            font-size: .8rem;
            color: var(--text-light);
            display: flex;
            gap: 14px;
            margin-bottom: 6px;
        }
        .news-meta span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .news-meta i {
            font-size: .7rem;
            color: var(--accent);
        }
        .news-info h3 {
            font-size: 1rem;
            font-weight: 650;
            line-height: 1.4;
            margin-bottom: 6px;
        }
        .news-info h3 a {
            color: var(--text);
        }
        .news-info h3 a:hover {
            color: var(--accent-dark);
        }
        .news-info p {
            font-size: .88rem;
            color: var(--text-light);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .empty-tip {
            color: var(--text-light);
            text-align: center;
            padding: 32px;
            font-size: .95rem;
        }
        .sidebar-card {
            background: var(--light);
            border-radius: var(--radius);
            padding: 28px;
            margin-bottom: 24px;
            border: 1px solid var(--border);
        }
        .sidebar-card h4 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 16px;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--accent);
            display: inline-block;
        }
        .sidebar-list {
            list-style: none;
        }
        .sidebar-list li {
            padding: 8px 0;
            border-bottom: 1px dashed var(--border);
            font-size: .88rem;
        }
        .sidebar-list li:last-child {
            border-bottom: none;
        }
        .sidebar-list a {
            color: var(--text);
        }
        .sidebar-list a:hover {
            color: var(--accent-dark);
            padding-left: 4px;
        }

        /* ===== Featured Band ===== */
        .band-dual {
            display: grid;
            grid-template-columns: 1.1fr 1fr;
            gap: 56px;
            align-items: center;
        }
        .band-dual .band-img {
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            min-height: 360px;
            background-size: cover;
            background-position: center;
            position: relative;
        }
        .band-dual .band-content h2 {
            font-size: 1.8rem;
            font-weight: 800;
            line-height: 1.35;
            margin-bottom: 18px;
            letter-spacing: -.02em;
        }
        .band-dual .band-content p {
            color: var(--text-light);
            line-height: 1.85;
            margin-bottom: 16px;
        }
        .band-points {
            list-style: none;
            margin-top: 20px;
        }
        .band-points li {
            display: flex;
            gap: 12px;
            padding: 8px 0;
            font-size: .95rem;
            align-items: flex-start;
        }
        .band-points i {
            color: var(--accent);
            margin-top: 5px;
            font-size: .8rem;
        }

        /* ===== Stats ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
            text-align: center;
        }
        .stat-item {
            background: rgba(255, 255, 255, .06);
            border: 1px solid rgba(255, 255, 255, .12);
            border-radius: var(--radius);
            padding: 42px 20px;
            transition: var(--transition);
        }
        .stat-item:hover {
            background: rgba(255, 255, 255, .1);
            transform: translateY(-4px);
        }
        .stat-item strong {
            font-size: 2.4rem;
            font-weight: 900;
            color: var(--accent-light);
            display: block;
            line-height: 1.2;
        }
        .stat-item span {
            color: rgba(255, 255, 255, .7);
            font-size: .9rem;
            display: block;
            margin-top: 8px;
        }

        /* ===== FAQ ===== */
        .faq-grid {
            max-width: 860px;
            margin: 0 auto;
        }
        .faq-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            margin-bottom: 14px;
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item summary {
            padding: 20px 24px;
            font-weight: 650;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            font-size: .98rem;
            list-style: none;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary::after {
            content: "+";
            font-size: 1.4rem;
            font-weight: 400;
            color: var(--accent);
            transition: var(--transition);
            flex-shrink: 0;
        }
        .faq-item[open] summary::after {
            transform: rotate(45deg);
        }
        .faq-item p {
            padding: 0 24px 20px;
            color: var(--text-light);
            font-size: .92rem;
            line-height: 1.8;
        }

        /* ===== CTA ===== */
        .cta-band {
            background: linear-gradient(120deg, var(--primary) 0%, var(--primary-light) 100%);
            border-radius: 28px;
            padding: 64px 60px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-band::before {
            content: "";
            position: absolute;
            top: -60%;
            right: -20%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(212, 168, 86, .35) 0%, transparent 70%);
        }
        .cta-band h2 {
            color: #fff;
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: -.02em;
            margin-bottom: 12px;
            position: relative;
        }
        .cta-band p {
            color: rgba(255, 255, 255, .7);
            font-size: 1rem;
            max-width: 520px;
            margin: 0 auto 32px;
            position: relative;
        }
        .cta-band .btn {
            position: relative;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--primary);
            color: rgba(255, 255, 255, .7);
            padding: 64px 0 32px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: 48px;
            margin-bottom: 40px;
        }
        .footer-brand .logo {
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-brand p {
            font-size: .9rem;
            line-height: 1.8;
            max-width: 320px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: .95rem;
            font-weight: 700;
            margin-bottom: 20px;
            letter-spacing: .02em;
        }
        .footer-col ul {
            list-style: none;
        }
        .footer-col li {
            padding: 6px 0;
        }
        .footer-col a {
            color: rgba(255, 255, 255, .65);
            font-size: .9rem;
        }
        .footer-col a:hover {
            color: var(--accent-light);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .1);
            padding-top: 24px;
            text-align: center;
            font-size: .82rem;
            color: rgba(255, 255, 255, .4);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .feature-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .category-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .news-layout {
                grid-template-columns: 1fr;
            }
            .band-dual {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .mega-panel {
                width: 480px;
            }
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 20px;
            }
            .header-inner {
                height: 60px;
            }
            .nav-links {
                display: none;
                position: absolute;
                top: 60px;
                left: 0;
                right: 0;
                background: #fff;
                border-bottom: 1px solid var(--border);
                padding: 16px 24px;
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
                box-shadow: var(--shadow);
                border-radius: 0 0 var(--radius) var(--radius);
            }
            .nav-links.open {
                display: flex;
            }
            .nav-links a {
                width: 100%;
                border-radius: var(--radius-sm);
            }
            .nav-toggle {
                display: block;
            }
            .mega-trigger {
                display: none;
            }
            .hero h1 {
                font-size: 2.1rem;
            }
            .hero {
                min-height: 520px;
            }
            .section {
                padding: 56px 0;
            }
            .feature-grid {
                grid-template-columns: 1fr;
            }
            .category-grid {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .stat-item {
                padding: 28px 12px;
            }
            .stat-item strong {
                font-size: 1.8rem;
            }
            .cta-band {
                padding: 40px 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .news-item {
                flex-direction: column;
            }
            .news-thumb {
                width: 100%;
                height: 160px;
            }
        }
        @media (max-width: 520px) {
            .hero-actions {
                flex-direction: column;
                align-items: stretch;
            }
            .btn {
                justify-content: center;
            }
            .hero-stats {
                gap: 20px;
            }
            .hero-stat strong {
                font-size: 1.4rem;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #13294b;
            --primary-light: #1e3a6e;
            --accent: #c9a24b;
            --accent-light: #dfbe73;
            --bg: #f4f6fb;
            --white: #ffffff;
            --text: #1f2733;
            --muted: #6a7788;
            --border: #e1e8f0;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 24px;
            --shadow-sm: 0 2px 10px rgba(19, 41, 75, 0.06);
            --shadow-md: 0 8px 24px rgba(19, 41, 75, 0.10);
            --shadow-lg: 0 20px 50px rgba(19, 41, 75, 0.16);
            --space-section: 90px;
            --font-sans: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            background: var(--bg);
            color: var(--text);
            line-height: 1.65;
            -webkit-font-smoothing: antialiased;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color .25s ease;
        }

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

        button {
            font-family: inherit;
            border: none;
            background: none;
            cursor: pointer;
        }

        ul {
            list-style: none;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.93);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 20px;
        }

        .logo {
            font-size: 24px;
            font-weight: 800;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 10px;
            letter-spacing: -0.01em;
            flex-shrink: 0;
        }

        .logo i {
            color: var(--accent);
            font-size: 22px;
        }

        .nav-links {
            display: flex;
            gap: 6px;
            align-items: center;
        }

        .nav-links a {
            display: inline-block;
            padding: 10px 18px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
            transition: all .25s ease;
            line-height: 1.4;
        }

        .nav-links a:hover {
            color: var(--primary);
            background: #eef2f8;
        }

        .nav-links a.active {
            color: var(--white);
            background: var(--primary);
            box-shadow: 0 6px 16px rgba(19, 41, 75, 0.22);
        }

        .mega-trigger {
            position: relative;
            padding: 10px 20px;
            border-radius: 999px;
            background: #f1f4f9;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all .25s ease;
            user-select: none;
            flex-shrink: 0;
        }

        .mega-trigger:hover {
            background: var(--primary);
            color: #ffffff;
        }

        .mega-panel {
            position: absolute;
            top: calc(100% + 14px);
            right: 0;
            width: 480px;
            background: var(--white);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-lg);
            border: 1px solid var(--border);
            padding: 24px;
            display: grid;
            grid-template-columns: 1fr 1.25fr;
            gap: 24px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(10px);
            transition: all .3s ease;
            z-index: 60;
        }

        .mega-trigger:hover .mega-panel,
        .mega-panel:hover {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }

        .mega-panel h4 {
            font-size: 13px;
            font-weight: 700;
            color: var(--muted);
            text-transform: uppercase;
            letter-spacing: 0.06em;
            margin-bottom: 14px;
            padding-bottom: 10px;
            border-bottom: 1px solid var(--border);
        }

        .mega-panel a {
            display: block;
            padding: 9px 12px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            color: var(--text);
            margin-bottom: 4px;
            font-weight: 500;
            transition: all .2s ease;
        }

        .mega-panel a:hover {
            background: #eef2f8;
            color: var(--primary);
            padding-left: 16px;
        }

        .mega-card {
            background: var(--bg);
            border-radius: var(--radius-sm);
            padding: 14px 16px;
            margin-bottom: 12px;
            border: 1px solid var(--border);
        }

        .mega-card span {
            display: block;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 4px;
        }

        .mega-card p {
            font-size: 13px;
            color: var(--muted);
            line-height: 1.6;
        }

        .sidebar-list li {
            margin-bottom: 6px;
        }

        .sidebar-list a {
            padding: 4px 0;
            font-size: 13px;
            color: var(--muted);
        }

        .sidebar-list a:hover {
            color: var(--primary);
        }

        .nav-toggle {
            display: none;
            font-size: 22px;
            color: var(--primary);
            padding: 8px;
            border-radius: 8px;
            transition: background .2s ease;
        }

        .nav-toggle:hover {
            background: #eef2f8;
        }

        .page-banner {
            position: relative;
            padding: 110px 0 100px;
            background: linear-gradient(120deg, var(--primary) 0%, var(--primary-light) 100%);
            color: var(--white);
            overflow: hidden;
        }

        .page-banner::after {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            opacity: 0.18;
            pointer-events: none;
        }

        .page-banner .container {
            position: relative;
            z-index: 2;
        }

        .banner-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.14);
            border: 1px solid rgba(255, 255, 255, 0.2);
            padding: 8px 18px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.04em;
            margin-bottom: 24px;
            backdrop-filter: blur(6px);
        }

        .page-banner h1 {
            font-size: 44px;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 18px;
            letter-spacing: -0.02em;
        }

        .page-banner h1 span {
            color: var(--accent-light);
        }

        .page-banner p {
            font-size: 17px;
            line-height: 1.8;
            max-width: 720px;
            color: rgba(255, 255, 255, 0.9);
            margin-bottom: 32px;
        }

        .banner-buttons {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 600;
            transition: all .3s ease;
            border: 2px solid transparent;
            line-height: 1.2;
        }

        .btn-primary {
            background: var(--accent);
            color: var(--primary);
            box-shadow: 0 8px 24px rgba(201, 162, 75, 0.35);
        }

        .btn-primary:hover {
            background: var(--accent-light);
            transform: translateY(-3px);
            box-shadow: 0 12px 30px rgba(201, 162, 75, 0.45);
        }

        .btn-outline-light {
            background: transparent;
            color: var(--white);
            border-color: rgba(255, 255, 255, 0.5);
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: var(--white);
            transform: translateY(-3px);
        }

        .btn-dark {
            background: var(--primary);
            color: var(--white);
            box-shadow: 0 8px 24px rgba(19, 41, 75, 0.28);
        }

        .btn-dark:hover {
            background: var(--primary-light);
            transform: translateY(-3px);
            box-shadow: 0 12px 30px rgba(19, 41, 75, 0.36);
        }

        .btn-outline-dark {
            background: transparent;
            color: var(--primary);
            border-color: var(--primary);
        }

        .btn-outline-dark:hover {
            background: var(--primary);
            color: var(--white);
            transform: translateY(-3px);
        }

        .section {
            padding: var(--space-section) 0;
        }

        .section-alt {
            background: var(--white);
        }

        .section-head {
            max-width: 720px;
            margin: 0 auto 52px;
            text-align: center;
        }

        .section-tag {
            display: inline-block;
            padding: 6px 18px;
            border-radius: 999px;
            background: rgba(201, 162, 75, 0.12);
            color: #8a6d24;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.05em;
            text-transform: uppercase;
            margin-bottom: 14px;
        }

        .section-title {
            font-size: 34px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.25;
            margin-bottom: 14px;
            letter-spacing: -0.01em;
        }

        .section-sub {
            font-size: 16px;
            line-height: 1.75;
            color: var(--muted);
        }

        .play-cards {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        .play-card {
            background: var(--white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: all .35s ease;
        }

        .play-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-md);
        }

        .play-card-cover {
            height: 210px;
            overflow: hidden;
            position: relative;
        }

        .play-card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }

        .play-card:hover .play-card-cover img {
            transform: scale(1.06);
        }

        .play-card-body {
            padding: 28px;
        }

        .play-card-tags {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            margin-bottom: 14px;
        }

        .badge {
            display: inline-block;
            padding: 4px 14px;
            border-radius: 999px;
            background: #eef2f8;
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
        }

        .badge-accent {
            background: rgba(201, 162, 75, 0.16);
            color: #8a6d24;
        }

        .badge-green {
            background: rgba(47, 158, 110, 0.12);
            color: #237a55;
        }

        .play-card-body h3 {
            font-size: 20px;
            color: var(--text);
            margin-bottom: 10px;
            font-weight: 700;
        }

        .play-card-body p {
            font-size: 14px;
            line-height: 1.75;
            color: var(--muted);
            margin-bottom: 20px;
        }

        .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--primary);
            font-weight: 600;
            font-size: 14px;
            transition: gap .25s ease;
        }

        .card-link:hover {
            gap: 12px;
        }

        .process-section {
            background: var(--primary);
            position: relative;
            padding: var(--space-section) 0;
            color: var(--white);
            overflow: hidden;
        }

        .process-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            opacity: 0.14;
            pointer-events: none;
        }

        .process-section .section-head {
            position: relative;
            z-index: 2;
        }

        .process-section .section-title {
            color: var(--white);
        }

        .process-section .section-sub {
            color: rgba(255, 255, 255, 0.78);
        }

        .process-section .section-tag {
            background: rgba(201, 162, 75, 0.2);
            color: var(--accent-light);
        }

        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            position: relative;
            z-index: 2;
        }

        .process-item {
            text-align: center;
            padding: 32px 20px;
            border-radius: var(--radius-lg);
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(8px);
            transition: all .3s ease;
        }

        .process-item:hover {
            background: rgba(255, 255, 255, 0.12);
            transform: translateY(-6px);
        }

        .process-num {
            width: 58px;
            height: 58px;
            border-radius: 50%;
            background: var(--accent);
            color: var(--primary);
            font-size: 22px;
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            box-shadow: 0 8px 24px rgba(201, 162, 75, 0.3);
        }

        .process-item h3 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .process-item p {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.76);
        }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .feature-item {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 32px 26px;
            border: 1px solid var(--border);
            transition: all .3s ease;
        }

        .feature-item:hover {
            box-shadow: var(--shadow-md);
            border-color: transparent;
            transform: translateY(-4px);
        }

        .feature-icon {
            width: 54px;
            height: 54px;
            border-radius: var(--radius-sm);
            background: var(--primary);
            color: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            margin-bottom: 20px;
        }

        .feature-item h3 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--text);
        }

        .feature-item p {
            font-size: 14px;
            line-height: 1.7;
            color: var(--muted);
        }

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

        .content-card {
            display: flex;
            gap: 20px;
            background: var(--white);
            padding: 20px;
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            transition: all .3s ease;
            align-items: center;
        }

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

        .content-thumb {
            width: 150px;
            height: 110px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            flex-shrink: 0;
        }

        .content-info {
            flex: 1;
            min-width: 0;
        }

        .content-info h3 {
            font-size: 17px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 8px;
            color: var(--text);
            transition: color .2s ease;
        }

        .content-card:hover .content-info h3 {
            color: var(--primary);
        }

        .content-meta {
            font-size: 13px;
            color: var(--muted);
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }

        .content-meta span {
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

        .faq-section {
            background: var(--white);
        }

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

        .faq-item {
            background: var(--bg);
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            margin-bottom: 14px;
            overflow: hidden;
            transition: box-shadow .3s ease, border-color .3s ease;
        }

        .faq-item.open {
            box-shadow: var(--shadow-md);
            border-color: rgba(201, 162, 75, 0.4);
        }

        .faq-q {
            padding: 22px 26px;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            transition: color .2s ease;
        }

        .faq-q:hover {
            color: var(--primary);
        }

        .faq-q i {
            color: var(--accent);
            font-size: 16px;
            transition: transform .35s ease;
            flex-shrink: 0;
        }

        .faq-item.open .faq-q i {
            transform: rotate(180deg);
        }

        .faq-a {
            padding: 0 26px;
            max-height: 0;
            overflow: hidden;
            transition: all .4s ease;
            color: var(--muted);
            line-height: 1.75;
            font-size: 15px;
        }

        .faq-item.open .faq-a {
            padding: 0 26px 22px;
            max-height: 400px;
        }

        .cta-wrapper {
            padding-bottom: var(--space-section);
        }

        .cta-band {
            background: linear-gradient(120deg, var(--primary) 0%, var(--primary-light) 100%);
            border-radius: var(--radius-lg);
            padding: 64px 60px;
            text-align: center;
            color: var(--white);
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }

        .cta-band::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-3.png') center/cover no-repeat;
            opacity: 0.16;
            pointer-events: none;
        }

        .cta-band .container {
            position: relative;
            z-index: 2;
        }

        .cta-band h2 {
            font-size: 32px;
            font-weight: 800;
            margin-bottom: 14px;
        }

        .cta-band p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.85);
            max-width: 560px;
            margin: 0 auto 30px;
            line-height: 1.7;
        }

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

        .site-footer {
            background: #0d1b2e;
            color: #aab8cc;
            padding-top: 70px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 50px;
            padding-bottom: 44px;
        }

        .footer-brand .logo {
            color: var(--white);
            margin-bottom: 18px;
        }

        .footer-brand .logo i {
            color: var(--accent);
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.85;
            max-width: 360px;
        }

        .footer-col h4 {
            color: var(--white);
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }

        .footer-col h4::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 26px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }

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

        .footer-col a {
            color: #aab8cc;
            font-size: 14px;
            transition: all .25s ease;
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 22px 0;
            text-align: center;
            font-size: 13px;
            color: #7d8fa5;
        }

        @media (max-width: 1024px) {
            :root {
                --space-section: 70px;
            }

            .nav-toggle {
                display: block;
            }

            .nav-links {
                display: none;
                position: absolute;
                top: 72px;
                left: 0;
                right: 0;
                background: var(--white);
                flex-direction: column;
                padding: 18px 24px;
                border-bottom: 1px solid var(--border);
                box-shadow: var(--shadow-md);
                gap: 6px;
                z-index: 99;
            }

            .nav-links.open {
                display: flex;
            }

            .nav-links a {
                width: 100%;
                text-align: center;
                padding: 14px 18px;
            }

            .mega-trigger {
                display: none;
            }

            .play-cards {
                grid-template-columns: repeat(2, 1fr);
            }

            .features-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .process-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 36px;
            }

            .page-banner h1 {
                font-size: 36px;
            }
        }

        @media (max-width: 640px) {
            :root {
                --space-section: 56px;
            }

            .container {
                padding: 0 18px;
            }

            .header-inner {
                gap: 12px;
            }

            .logo {
                font-size: 20px;
            }

            .logo i {
                font-size: 18px;
            }

            .page-banner {
                padding: 70px 0 60px;
            }

            .page-banner h1 {
                font-size: 28px;
            }

            .page-banner p {
                font-size: 15px;
            }

            .section-title {
                font-size: 26px;
            }

            .play-cards {
                grid-template-columns: 1fr;
            }

            .features-grid {
                grid-template-columns: 1fr;
            }

            .process-grid {
                grid-template-columns: 1fr;
            }

            .content-grid {
                grid-template-columns: 1fr;
            }

            .content-card {
                flex-direction: column;
                align-items: flex-start;
            }

            .content-thumb {
                width: 100%;
                height: 180px;
            }

            .cta-band {
                padding: 44px 24px;
                border-radius: var(--radius-md);
            }

            .cta-band h2 {
                font-size: 24px;
            }

            .banner-buttons,
            .cta-buttons {
                flex-direction: column;
                width: 100%;
            }

            .btn {
                width: 100%;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }

            .footer-brand p {
                max-width: 100%;
            }

            .mega-panel {
                display: none;
            }
        }

/* roulang page: article */
:root {
    --primary: #c9a45c;
    --primary-dark: #a88947;
    --primary-light: #e8cf9c;
    --accent: #4a90d9;
    --bg-deep: #0a0f16;
    --bg-dark: #111921;
    --bg-card: #15202b;
    --bg-card-hover: #1b2a38;
    --text-light: #f4f1ea;
    --text-body: #c5ccd6;
    --text-muted: #8e99a8;
    --border: rgba(201, 164, 92, 0.13);
    --radius: 14px;
    --radius-sm: 8px;
    --shadow: 0 10px 40px rgba(0, 0, 0, 0.35);
    --shadow-sm: 0 4px 18px rgba(0, 0, 0, 0.25);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: var(--font-main);
    background: var(--bg-deep);
    color: var(--text-body);
    line-height: 1.7;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; transition: var(--transition); }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }
button, input, select, textarea { font-family: inherit; font-size: inherit; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.grid-x { display: flex; flex-wrap: wrap; }
.grid-margin-x > .cell { margin-bottom: 24px; }

/* ===== 顶部导航 ===== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(10, 15, 22, 0.96);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
}
.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 72px;
    gap: 20px;
}
.logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 24px;
    font-weight: 800;
    color: var(--text-light);
    letter-spacing: 0.5px;
    white-space: nowrap;
}
.logo i { color: var(--primary); font-size: 22px; }
.nav-links { display: flex; gap: 6px; }
.nav-links a {
    display: block;
    padding: 10px 16px;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 500;
    color: var(--text-body);
    transition: var(--transition);
    position: relative;
}
.nav-links a:hover, .nav-links a.active {
    color: var(--primary-light);
    background: rgba(201, 164, 92, 0.08);
}
.nav-links a.active::after {
    content: '';
    position: absolute;
    left: 16px;
    right: 16px;
    bottom: 4px;
    height: 2px;
    background: var(--primary);
    border-radius: 2px;
}
.nav-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-light);
    font-size: 22px;
    cursor: pointer;
    padding: 8px;
    border-radius: 8px;
}
.nav-toggle:hover { background: rgba(201, 164, 92, 0.1); }
.mega-trigger {
    position: relative;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    border: 1px solid var(--border);
    border-radius: 10px;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-light);
    cursor: pointer;
    background: rgba(201, 164, 92, 0.05);
    transition: var(--transition);
    white-space: nowrap;
}
.mega-trigger:hover { border-color: var(--primary); background: rgba(201, 164, 92, 0.12); }
.mega-panel {
    position: absolute;
    top: calc(100% + 12px);
    right: 0;
    width: 460px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 14px;
    box-shadow: var(--shadow);
    padding: 26px;
    display: none;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    z-index: 200;
    backdrop-filter: blur(20px);
}
.mega-panel.show { display: grid; }
.mega-panel h4 {
    font-size: 13px;
    font-weight: 700;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 12px;
}
.mega-panel a {
    display: block;
    padding: 8px 0;
    font-size: 14px;
    color: var(--text-body);
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}
.mega-panel a:hover { color: var(--primary-light); padding-left: 8px; }
.mega-card {
    background: rgba(201, 164, 92, 0.06);
    border-radius: 10px;
    padding: 16px;
    margin-top: 8px;
    border: 1px solid var(--border);
}
.mega-card span {
    font-size: 12px;
    color: var(--primary);
    font-weight: 700;
}
.mega-card p { font-size: 13px; color: var(--text-muted); margin-top: 6px; line-height: 1.5; }
.mega-card .sidebar-list { margin-top: 8px; }
.mega-card .sidebar-list a { border-bottom: none; padding: 5px 0; font-size: 13px; }

/* ===== Hero / Article Banner ===== */
.article-hero {
    position: relative;
    padding: 90px 0 56px;
    background-image: url('/assets/images/backpic/back-1.png');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}
.article-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(10, 15, 22, 0.55) 0%, rgba(10, 15, 22, 0.92) 100%);
}
.article-hero .container { position: relative; z-index: 2; }
.article-breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 18px;
    flex-wrap: wrap;
}
.article-breadcrumb a { color: var(--text-muted); }
.article-breadcrumb a:hover { color: var(--primary); }
.article-breadcrumb i { font-size: 12px; opacity: 0.6; }
.article-hero h1 {
    font-size: 36px;
    font-weight: 800;
    line-height: 1.35;
    color: var(--text-light);
    margin-bottom: 16px;
    max-width: 860px;
    letter-spacing: 0.5px;
}
.article-meta {
    display: flex;
    align-items: center;
    gap: 20px;
    font-size: 14px;
    color: var(--text-muted);
    flex-wrap: wrap;
}
.article-meta span { display: inline-flex; align-items: center; gap: 7px; }
.article-meta .badge {
    background: rgba(201, 164, 92, 0.14);
    color: var(--primary-light);
    padding: 4px 14px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 13px;
}
.article-meta i { color: var(--primary); font-size: 13px; }

/* ===== 文章主体 ===== */
.article-main { padding: 48px 0 64px; background: var(--bg-deep); }
.article-layout { align-items: flex-start; }
.article-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 42px 44px;
    box-shadow: var(--shadow-sm);
}
.article-content {
    font-size: 16px;
    line-height: 1.9;
    color: var(--text-body);
    word-break: break-word;
}
.article-content h2 {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-light);
    margin: 36px 0 14px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border);
}
.article-content h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-light);
    margin: 28px 0 12px;
}
.article-content h4 {
    font-size: 17px;
    font-weight: 600;
    color: var(--text-light);
    margin: 22px 0 10px;
}
.article-content p { margin: 16px 0; }
.article-content ul, .article-content ol { margin: 16px 0; padding-left: 22px; }
.article-content ul li { list-style: disc; margin: 6px 0; }
.article-content ol li { list-style: decimal; margin: 6px 0; }
.article-content img {
    border-radius: 10px;
    margin: 22px auto;
    box-shadow: var(--shadow-sm);
    max-width: 100%;
    height: auto;
}
.article-content blockquote {
    border-left: 4px solid var(--primary);
    background: rgba(201, 164, 92, 0.06);
    padding: 16px 20px;
    border-radius: 0 8px 8px 0;
    margin: 22px 0;
    font-style: italic;
    color: var(--text-body);
}
.article-content a { color: var(--primary-light); border-bottom: 1px solid var(--primary); }
.article-content a:hover { color: var(--primary); border-bottom-color: var(--primary); }
.article-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 22px 0;
    font-size: 14px;
}
.article-content table th, .article-content table td {
    border: 1px solid var(--border);
    padding: 12px 16px;
    text-align: left;
}
.article-content table th { background: rgba(201, 164, 92, 0.06); color: var(--text-light); font-weight: 600; }
.article-content table td { background: rgba(255, 255, 255, 0.02); }
.article-content hr { border: none; height: 1px; background: var(--border); margin: 32px 0; }

.article-tags {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 36px;
    padding-top: 24px;
    border-top: 1px solid var(--border);
    flex-wrap: wrap;
}
.article-tags .label { font-size: 13px; color: var(--text-muted); font-weight: 600; }
.tag {
    display: inline-block;
    padding: 5px 14px;
    background: rgba(201, 164, 92, 0.08);
    border: 1px solid rgba(201, 164, 92, 0.13);
    border-radius: 20px;
    color: var(--text-body);
    font-size: 13px;
    transition: var(--transition);
}
.tag:hover { background: var(--primary); color: #0a0f16; border-color: var(--primary); }
.article-empty {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 80px 40px;
    text-align: center;
}
.article-empty i { font-size: 60px; color: var(--primary); opacity: 0.5; margin-bottom: 24px; display: block; }
.article-empty h2 { font-size: 28px; color: var(--text-light); margin-bottom: 12px; }
.article-empty p { color: var(--text-muted); margin-bottom: 28px; }

/* ===== 按钮 ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 13px 28px;
    border-radius: 10px;
    font-weight: 600;
    font-size: 15px;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    line-height: 1.4;
}
.btn-primary { background: var(--primary); color: #0a0f16; }
.btn-primary:hover { background: var(--primary-light); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(201, 164, 92, 0.3); }
.btn-outline {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-light);
}
.btn-outline:hover { border-color: var(--primary); color: var(--primary-light); transform: translateY(-2px); }

/* ===== 侧边栏 ===== */
.sidebar-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px 26px;
    margin-bottom: 24px;
    box-shadow: var(--shadow-sm);
}
.sidebar-card:last-child { margin-bottom: 0; }
.sidebar-card h3 {
    font-size: 17px;
    font-weight: 700;
    color: var(--text-light);
    margin-bottom: 18px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
    position: relative;
    display: flex;
    align-items: center;
    gap: 10px;
}
.sidebar-card h3::before {
    content: '';
    width: 4px;
    height: 18px;
    background: var(--primary);
    border-radius: 2px;
}
.sidebar-card h3 i { color: var(--primary); font-size: 15px; }
.sidebar-list li { margin-bottom: 4px; }
.sidebar-list a {
    display: block;
    padding: 9px 0;
    font-size: 14px;
    color: var(--text-body);
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    display: flex;
    align-items: center;
    gap: 8px;
}
.sidebar-list a:hover { color: var(--primary-light); padding-left: 10px; }
.sidebar-list a i { color: var(--primary); font-size: 12px; }
.sidebar-card .sidebar-list a:last-child { border-bottom: none; }
.sidebar-cover {
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 16px;
    box-shadow: var(--shadow-sm);
}
.sidebar-cover img { width: 100%; height: 150px; object-fit: cover; transition: transform 0.4s; }
.sidebar-cover:hover img { transform: scale(1.05); }
.sidebar-text { font-size: 14px; color: var(--text-muted); line-height: 1.6; }
.sidebar-stats {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    margin-top: 12px;
}
.stat-item {
    background: rgba(201, 164, 92, 0.06);
    padding: 12px 16px;
    border-radius: 10px;
    text-align: center;
    flex: 1;
    min-width: 60px;
    border: 1px solid var(--border);
}
.stat-item strong { display: block; font-size: 20px; color: var(--primary-light); }
.stat-item span { font-size: 12px; color: var(--text-muted); }

/* ===== 相关推荐 ===== */
.related-section { padding: 64px 0; background: var(--bg-dark); border-top: 1px solid var(--border); }
.related-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 32px;
    flex-wrap: wrap;
    gap: 12px;
}
.related-header h2 {
    font-size: 28px;
    font-weight: 800;
    color: var(--text-light);
    display: flex;
    align-items: center;
    gap: 12px;
}
.related-header h2 i { color: var(--primary); }
.related-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.related-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}
.related-card:hover { transform: translateY(-4px); border-color: rgba(201, 164, 92, 0.3); box-shadow: var(--shadow); }
.related-card .cover-wrap { height: 150px; overflow: hidden; position: relative; }
.related-card .cover-wrap img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s; }
.related-card:hover .cover-wrap img { transform: scale(1.08); }
.related-card .card-body { padding: 18px 20px; flex: 1; display: flex; flex-direction: column; }
.related-card h4 { font-size: 15px; font-weight: 600; line-height: 1.5; color: var(--text-light); margin-bottom: 8px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.related-card h4 a:hover { color: var(--primary); }
.related-card .card-meta { font-size: 12px; color: var(--text-muted); margin-bottom: 10px; display: flex; gap: 12px; }
.related-card p { font-size: 13px; color: var(--text-muted); line-height: 1.6; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; flex: 1; }
.related-card .card-link { font-size: 13px; color: var(--primary); font-weight: 600; margin-top: 12px; display: inline-flex; align-items: center; gap: 6px; }
.related-card .card-link:hover { gap: 10px; }

/* ===== CTA ===== */
.cta-section { padding: 64px 0; background: var(--bg-deep); }
.cta-box {
    background: linear-gradient(135deg, #1b2634 0%, #0d141d 60%), url('/assets/images/backpic/back-2.png');
    background-size: cover;
    background-position: center;
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 56px 48px;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.cta-box::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 20% 80%, rgba(201, 164, 92, 0.1), transparent 50%);
}
.cta-box h2 { font-size: 30px; font-weight: 800; color: var(--text-light); margin-bottom: 12px; }
.cta-box p { color: var(--text-muted); max-width: 560px; margin: 0 auto 30px; font-size: 16px; }
.cta-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ===== 页脚 ===== */
.site-footer {
    background: var(--bg-dark);
    border-top: 1px solid var(--border);
    padding: 60px 0 0;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 48px;
}
.footer-brand .logo { margin-bottom: 16px; }
.footer-brand p { font-size: 14px; color: var(--text-muted); line-height: 1.7; max-width: 340px; }
.footer-col h4 {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-light);
    margin-bottom: 18px;
    position: relative;
    padding-bottom: 10px;
}
.footer-col h4::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 28px;
    height: 2px;
    background: var(--primary);
    border-radius: 2px;
}
.footer-col ul li { margin-bottom: 8px; }
.footer-col a { color: var(--text-muted); font-size: 14px; transition: var(--transition); }
.footer-col a:hover { color: var(--primary-light); padding-left: 6px; }
.footer-bottom {
    border-top: 1px solid var(--border);
    padding: 20px 0;
    text-align: center;
    font-size: 13px;
    color: var(--text-muted);
}
.footer-bottom a { color: var(--text-muted); }
.footer-bottom a:hover { color: var(--primary); }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .related-grid { grid-template-columns: repeat(2, 1fr); }
    .mega-trigger { display: none; }
    .article-hero h1 { font-size: 30px; }
}
@media (max-width: 768px) {
    .header-inner { flex-wrap: wrap; }
    .nav-toggle { display: block; }
    .nav-links {
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: rgba(10, 15, 22, 0.98);
        flex-direction: column;
        padding: 16px 24px;
        gap: 4px;
        display: none;
        border-bottom: 1px solid var(--border);
        box-shadow: var(--shadow);
        backdrop-filter: blur(20px);
    }
    .nav-links.open { display: flex; }
    .nav-links a { padding: 14px 12px; font-size: 15px; }
    .nav-links a.active::after { display: none; }
    .article-card { padding: 28px 24px; }
    .article-hero { padding: 70px 0 40px; }
    .article-hero h1 { font-size: 26px; }
    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
    .cta-box { padding: 40px 24px; }
    .cta-box h2 { font-size: 24px; }
    .related-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
}
@media (max-width: 520px) {
    .container { padding: 0 16px; }
    .logo { font-size: 20px; }
    .article-card { padding: 20px 16px; border-radius: 10px; }
    .article-hero h1 { font-size: 22px; }
    .article-meta { gap: 10px; font-size: 13px; }
    .related-grid { grid-template-columns: 1fr; }
    .cta-box { border-radius: 14px; padding: 32px 20px; }
    .cta-actions { flex-direction: column; align-items: center; }
    .btn { width: 100%; justify-content: center; }
    .sidebar-card { padding: 20px; }
    .article-content { font-size: 15px; }
}

/* ===== Keyframes ===== */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}
.article-hero .container { animation: fadeInUp 0.6s ease; }

/* roulang page: category2 */
:root {
    --primary: #173a5e;
    --primary-light: #21527f;
    --primary-dark: #0d2540;
    --accent: #c9a227;
    --accent-light: #e0b843;
    --accent-dark: #a8861e;
    --bg-light: #f4f6f9;
    --bg-white: #ffffff;
    --bg-dark: #0d2540;
    --bg-gray: #eef1f5;
    --text-main: #1d2b38;
    --text-body: #4a5a68;
    --text-light: #8a97a5;
    --border: #dde4ea;
    --radius: 18px;
    --radius-sm: 10px;
    --radius-lg: 28px;
    --shadow-sm: 0 2px 8px rgba(13, 37, 64, 0.06);
    --shadow-md: 0 8px 30px rgba(13, 37, 64, 0.10);
    --shadow-lg: 0 20px 50px rgba(13, 37, 64, 0.13);
    --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --spacing-section: 6rem;
    --font-main: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
html {
    scroll-behavior: smooth;
    font-size: 16px;
}
body {
    font-family: var(--font-main);
    background: var(--bg-light);
    color: var(--text-body);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}
img {
    max-width: 100%;
    display: inline-block;
    vertical-align: middle;
}
a {
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition);
}
a:hover {
    color: var(--accent);
}
ul,
ol {
    list-style: none;
}
button,
input {
    font-family: inherit;
    font-size: inherit;
}
.container {
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 24px;
}
::selection {
    background: var(--accent);
    color: #fff;
}
:focus-visible {
    outline: 3px solid rgba(201, 162, 39, 0.45);
    outline-offset: 2px;
}
.section-padding {
    padding: var(--spacing-section) 0;
}
.section-head {
    text-align: center;
    max-width: 760px;
    margin: 0 auto 3.5rem;
}
.section-eyebrow {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    color: var(--accent);
    text-transform: uppercase;
    margin-bottom: 0.65rem;
}
.section-head h2 {
    font-size: 2.3rem;
    font-weight: 700;
    color: var(--text-main);
    line-height: 1.25;
    margin-bottom: 1rem;
}
.section-head p {
    font-size: 1.05rem;
    color: var(--text-light);
    line-height: 1.7;
}
/* ===== Header ===== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 999;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(221, 228, 234, 0.7);
    box-shadow: 0 2px 12px rgba(13, 37, 64, 0.04);
}
.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    min-height: 74px;
}
.logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 1.45rem;
    font-weight: 800;
    color: var(--primary);
    white-space: nowrap;
}
.logo i {
    color: var(--accent);
    font-size: 1.2rem;
}
.logo:hover {
    color: var(--primary);
}
.site-header nav {
    flex: 1;
    display: flex;
    justify-content: center;
}
.nav-links {
    display: flex;
    align-items: center;
    gap: 6px;
}
.nav-links li a {
    display: inline-block;
    padding: 9px 18px;
    border-radius: 999px;
    font-weight: 500;
    color: var(--text-body);
    font-size: 0.95rem;
    transition: var(--transition);
    position: relative;
}
.nav-links li a:hover {
    color: var(--primary);
    background: var(--bg-gray);
}
.nav-links li a.active {
    color: var(--primary);
    background: rgba(23, 58, 94, 0.08);
    font-weight: 600;
}
.nav-links li a.active::after {
    content: "";
    position: absolute;
    bottom: 2px;
    left: 50%;
    transform: translateX(-50%);
    width: 18px;
    height: 3px;
    background: var(--accent);
    border-radius: 4px;
}
.mega-trigger {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 7px;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--text-main);
    background: var(--bg-gray);
    padding: 9px 16px;
    border-radius: 999px;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}
.mega-trigger:hover {
    background: rgba(23, 58, 94, 0.1);
    color: var(--primary);
}
.mega-panel {
    position: absolute;
    top: calc(100% + 12px);
    right: 0;
    width: 520px;
    background: #fff;
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
    padding: 22px;
    display: grid;
    grid-template-columns: 1fr 1.3fr;
    gap: 28px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s;
    z-index: 1000;
}
.mega-panel.open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
.mega-panel h4 {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-light);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 14px;
}
.mega-panel a {
    display: block;
    padding: 8px 0;
    font-weight: 500;
    color: var(--text-main);
    border-radius: 8px;
    transition: var(--transition);
}
.mega-panel a:hover {
    color: var(--accent);
    padding-left: 8px;
}
.mega-card {
    background: var(--bg-light);
    border-radius: var(--radius-sm);
    padding: 14px 16px;
    margin-bottom: 12px;
    border: 1px solid var(--border);
    transition: var(--transition);
}
.mega-card:hover {
    border-color: rgba(201, 162, 39, 0.4);
    box-shadow: var(--shadow-sm);
}
.mega-card span {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--accent);
}
.mega-card p {
    font-size: 0.84rem;
    color: var(--text-body);
    margin-top: 6px;
    line-height: 1.5;
}
.sidebar-list {
    list-style: none;
    margin-top: 8px;
}
.sidebar-list li a {
    font-size: 0.82rem;
    padding: 5px 0;
    color: var(--text-body);
}
.sidebar-list li a:hover {
    color: var(--accent);
    padding-left: 6px;
}
.nav-toggle {
    display: none;
    background: transparent;
    border: none;
    font-size: 1.5rem;
    color: var(--primary);
    cursor: pointer;
    padding: 6px 10px;
    border-radius: 10px;
    transition: var(--transition);
}
.nav-toggle:hover {
    background: var(--bg-gray);
}
/* ===== Hero / Banner ===== */
.page-hero {
    position: relative;
    padding: 5.5rem 0 5rem;
    background: linear-gradient(135deg, rgba(13, 37, 64, 0.92), rgba(23, 58, 94, 0.78)), url('/assets/images/backpic/back-1.png') center / cover no-repeat;
    color: #fff;
    overflow: hidden;
}
.page-hero::after {
    content: "";
    position: absolute;
    bottom: -60px;
    right: -20px;
    width: 320px;
    height: 320px;
    background: radial-gradient(circle, rgba(201, 162, 39, 0.25) 0%, transparent 70%);
    pointer-events: none;
}
.page-hero .container {
    position: relative;
    z-index: 2;
}
.hero-breadcrumb {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.65);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.14);
    padding: 6px 16px;
    border-radius: 999px;
    margin-bottom: 1.6rem;
    backdrop-filter: blur(6px);
}
.hero-breadcrumb a {
    color: rgba(255, 255, 255, 0.7);
}
.hero-breadcrumb a:hover {
    color: var(--accent-light);
}
.hero-breadcrumb i {
    font-size: 0.7rem;
    color: rgba(255, 255, 255, 0.4);
}
.page-hero h1 {
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: 0.01em;
    margin-bottom: 1.1rem;
    color: #fff;
    max-width: 600px;
}
.page-hero h1 span {
    color: var(--accent-light);
}
.page-hero .lead {
    font-size: 1.15rem;
    line-height: 1.75;
    color: rgba(255, 255, 255, 0.82);
    max-width: 640px;
    margin-bottom: 2rem;
}
.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
}
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 13px 30px;
    border-radius: 999px;
    font-size: 0.95rem;
    font-weight: 600;
    border: 2px solid transparent;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}
.btn-primary {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
    color: #fff;
    box-shadow: 0 4px 18px rgba(201, 162, 39, 0.32);
}
.btn-primary:hover {
    background: linear-gradient(135deg, var(--accent-light) 0%, var(--accent) 100%);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 8px 26px rgba(201, 162, 39, 0.4);
}
.btn-outline {
    background: transparent;
    border-color: rgba(255, 255, 255, 0.35);
    color: #fff;
}
.btn-outline:hover {
    border-color: #fff;
    color: #fff;
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}
.btn-dark {
    background: var(--primary);
    color: #fff;
}
.btn-dark:hover {
    background: var(--primary-light);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}
/* ===== 分类卡片 ===== */
.rule-cats {
    padding: 5rem 0;
    background: var(--bg-white);
}
.cat-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    margin-top: 10px;
}
.cat-card {
    background: var(--bg-white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 36px 28px;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
}
.cat-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    opacity: 0;
    transition: var(--transition);
}
.cat-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-6px);
    border-color: rgba(23, 58, 94, 0.18);
}
.cat-card:hover::before {
    opacity: 1;
}
.cat-icon {
    width: 62px;
    height: 62px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 16px;
    background: linear-gradient(135deg, rgba(23, 58, 94, 0.08), rgba(201, 162, 39, 0.1));
    font-size: 1.5rem;
    color: var(--primary);
    margin-bottom: 1.3rem;
}
.cat-card h3 {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 0.7rem;
}
.cat-card p {
    color: var(--text-body);
    font-size: 0.92rem;
    line-height: 1.7;
    margin-bottom: 1.2rem;
}
.tag-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.tag {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    background: var(--bg-gray);
    color: var(--primary);
    font-size: 0.76rem;
    font-weight: 500;
    padding: 4px 12px;
    border-radius: 999px;
    transition: var(--transition);
}
.tag:hover {
    background: rgba(201, 162, 39, 0.15);
    color: var(--accent-dark);
}
/* ===== 核心规则详解 ===== */
.detail-section {
    padding: 5.5rem 0;
    background: var(--bg-light);
}
.detail-grid {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 60px;
    align-items: center;
}
.detail-media {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}
.detail-media img {
    width: 100%;
    height: 420px;
    object-fit: cover;
    transition: transform 0.6s ease;
}
.detail-media:hover img {
    transform: scale(1.03);
}
.detail-media .media-badge {
    position: absolute;
    bottom: 18px;
    left: 18px;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(8px);
    border-radius: 14px;
    padding: 12px 18px;
    font-weight: 600;
    color: var(--primary);
    font-size: 0.9rem;
    box-shadow: var(--shadow-md);
}
.detail-content h2 {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--text-main);
    line-height: 1.25;
    margin-bottom: 1.2rem;
}
.detail-content p {
    font-size: 1rem;
    line-height: 1.8;
    margin-bottom: 1.6rem;
}
.feature-list {
    margin-top: 24px;
}
.feature-item {
    display: flex;
    gap: 14px;
    padding: 14px 0;
    border-bottom: 1px solid var(--border);
    align-items: flex-start;
}
.feature-item:last-child {
    border-bottom: none;
}
.feature-item i {
    font-size: 1.1rem;
    color: var(--accent);
    margin-top: 4px;
    flex-shrink: 0;
}
.feature-item h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 4px;
}
.feature-item p {
    font-size: 0.88rem;
    color: var(--text-light);
    margin-bottom: 0;
}
/* ===== 数据一览 ===== */
.stats-band {
    padding: 4.5rem 0;
    background: var(--bg-dark);
    color: #fff;
    position: relative;
    overflow: hidden;
}
.stats-band::before {
    content: "";
    position: absolute;
    top: -80px;
    left: -100px;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(201, 162, 39, 0.15), transparent 70%);
}
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    position: relative;
    z-index: 2;
}
.stat-item {
    text-align: center;
    padding: 30px 16px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius);
    transition: var(--transition);
}
.stat-item:hover {
    background: rgba(255, 255, 255, 0.07);
    transform: translateY(-3px);
}
.stat-number {
    font-size: 2.8rem;
    font-weight: 800;
    color: var(--accent-light);
    line-height: 1.1;
    margin-bottom: 0.4rem;
    font-variant-numeric: tabular-nums;
}
.stat-label {
    font-size: 0.92rem;
    color: rgba(255, 255, 255, 0.7);
}
/* ===== 更新动态 ===== */
.update-section {
    padding: 5.5rem 0;
    background: var(--bg-white);
}
.update-list {
    max-width: 860px;
    margin: 0 auto;
}
.update-item {
    display: flex;
    gap: 24px;
    padding: 26px 0;
    border-bottom: 1px solid var(--border);
    transition: var(--transition);
}
.update-item:hover {
    padding-left: 10px;
    border-bottom-color: rgba(201, 162, 39, 0.35);
}
.update-date {
    flex-shrink: 0;
    text-align: center;
    background: var(--bg-gray);
    border-radius: 14px;
    padding: 12px 16px;
    min-width: 72px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}
.update-date span {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--primary);
    line-height: 1.2;
}
.update-date small {
    font-size: 0.72rem;
    color: var(--text-light);
}
.update-body h3 {
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 5px;
}
.update-body p {
    font-size: 0.9rem;
    color: var(--text-light);
    margin-bottom: 0;
}
.update-tag {
    display: inline-block;
    margin-top: 8px;
    font-size: 0.74rem;
    color: var(--accent-dark);
    background: rgba(201, 162, 39, 0.1);
    padding: 3px 10px;
    border-radius: 999px;
}
/* ===== 流程 ===== */
.flow-section {
    padding: 5.5rem 0;
    background: var(--bg-light);
}
.flow-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    position: relative;
}
.flow-steps::before {
    content: "";
    position: absolute;
    top: 45px;
    left: 12%;
    right: 12%;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    opacity: 0.25;
    z-index: 1;
}
.flow-step {
    position: relative;
    z-index: 2;
    text-align: center;
    background: var(--bg-white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 30px 18px 26px;
    transition: var(--transition);
}
.flow-step:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}
.flow-num {
    width: 60px;
    height: 60px;
    margin: 0 auto 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: #fff;
    font-size: 1.3rem;
    font-weight: 800;
    box-shadow: 0 8px 20px rgba(23, 58, 94, 0.2);
}
.flow-step h3 {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 8px;
}
.flow-step p {
    font-size: 0.85rem;
    color: var(--text-light);
    line-height: 1.6;
}
/* ===== FAQ ===== */
.faq-section {
    padding: 5.5rem 0;
    background: var(--bg-white);
}
.faq-list {
    max-width: 860px;
    margin: 0 auto;
}
.faq-item {
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    margin-bottom: 14px;
    overflow: hidden;
    transition: var(--transition);
    background: var(--bg-white);
}
.faq-item:hover {
    border-color: rgba(23, 58, 94, 0.2);
    box-shadow: var(--shadow-sm);
}
.faq-item.active {
    border-color: rgba(201, 162, 39, 0.45);
    box-shadow: var(--shadow-sm);
}
.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 20px 24px;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-main);
    cursor: pointer;
    transition: var(--transition);
    background: transparent;
    border: none;
    width: 100%;
    text-align: left;
}
.faq-question:hover {
    color: var(--primary);
}
.faq-question i {
    font-size: 0.85rem;
    color: var(--accent);
    transition: transform 0.3s ease;
    flex-shrink: 0;
}
.faq-item.active .faq-question i {
    transform: rotate(180deg);
}
.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease;
    padding: 0 24px;
    color: var(--text-body);
    font-size: 0.9rem;
    line-height: 1.75;
}
.faq-item.active .faq-answer {
    max-height: 300px;
    padding: 0 24px 22px;
}
/* ===== CTA ===== */
.cta-section {
    padding: 5rem 0;
    background: linear-gradient(135deg, rgba(13, 37, 64, 0.95), rgba(23, 58, 94, 0.85)), url('/assets/images/backpic/back-2.png') center / cover no-repeat;
    color: #fff;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.cta-section::after {
    content: "";
    position: absolute;
    bottom: -80px;
    left: 50%;
    transform: translateX(-50%);
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(201, 162, 39, 0.2), transparent 70%);
}
.cta-inner {
    position: relative;
    z-index: 2;
    max-width: 640px;
    margin: 0 auto;
}
.cta-section h2 {
    font-size: 2.2rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 1rem;
}
.cta-section p {
    font-size: 1.05rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 2rem;
}
/* ===== Footer ===== */
.site-footer {
    background: var(--bg-dark);
    color: rgba(255, 255, 255, 0.7);
    padding: 4.5rem 0 0;
}
.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 50px;
    padding-bottom: 3rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.footer-brand .logo {
    color: #fff;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}
.footer-brand .logo i {
    color: var(--accent);
}
.footer-brand p {
    font-size: 0.9rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.55);
    margin-top: 12px;
    max-width: 360px;
}
.footer-col h4 {
    font-size: 1rem;
    font-weight: 600;
    color: #fff;
    margin-bottom: 1.4rem;
    position: relative;
    padding-bottom: 10px;
}
.footer-col h4::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 26px;
    height: 2px;
    background: var(--accent);
    border-radius: 3px;
}
.footer-col ul li {
    margin-bottom: 10px;
}
.footer-col ul li a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    transition: var(--transition);
}
.footer-col ul li a:hover {
    color: var(--accent-light);
    padding-left: 5px;
}
.footer-bottom {
    padding: 1.8rem 0;
    text-align: center;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.4);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}
.footer-bottom p {
    margin-bottom: 0;
}
/* ===== 响应式 ===== */
@media screen and (max-width: 1024px) {
    :root {
        --spacing-section: 4.5rem;
    }
    .cat-grid {
        gap: 20px;
    }
    .cat-card {
        padding: 28px 20px;
    }
    .detail-grid {
        gap: 36px;
    }
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    .flow-steps {
        grid-template-columns: repeat(2, 1fr);
        gap: 22px;
    }
    .flow-steps::before {
        display: none;
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 36px;
    }
}
@media screen and (max-width: 768px) {
    body {
        font-size: 15px;
    }
    .container {
        padding: 0 20px;
    }
    .header-inner {
        min-height: 66px;
    }
    .site-header nav {
        display: none;
    }
    .mega-trigger {
        display: none;
    }
    .nav-toggle {
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }
    .nav-links {
        position: fixed;
        top: 66px;
        left: 0;
        right: 0;
        background: #fff;
        flex-direction: column;
        align-items: stretch;
        padding: 16px 20px 20px;
        box-shadow: 0 20px 40px rgba(13, 37, 64, 0.12);
        border-bottom: 1px solid var(--border);
        max-height: calc(100vh - 66px);
        overflow-y: auto;
        transform: translateY(-110%);
        transition: transform 0.35s ease;
        z-index: 1000;
    }
    .nav-links.open {
        transform: translateY(0);
    }
    .nav-links li a {
        display: block;
        padding: 14px 18px;
        font-size: 1rem;
        border-radius: 12px;
    }
    .nav-links li a.active {
        background: rgba(23, 58, 94, 0.08);
    }
    .nav-links li a.active::after {
        display: none;
    }
    .page-hero {
        padding: 4rem 0;
    }
    .page-hero h1 {
        font-size: 2.2rem;
    }
    .page-hero .lead {
        font-size: 1rem;
    }
    .section-head h2 {
        font-size: 1.8rem;
    }
    .cat-grid {
        grid-template-columns: 1fr;
        gap: 18px;
    }
    .detail-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    .detail-media img {
        height: 280px;
    }
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .stat-number {
        font-size: 2rem;
    }
    .update-item {
        gap: 14px;
    }
    .update-date {
        min-width: 58px;
        padding: 10px 12px;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}
@media screen and (max-width: 520px) {
    .container {
        padding: 0 16px;
    }
    .page-hero h1 {
        font-size: 1.8rem;
    }
    .hero-actions {
        flex-direction: column;
        align-items: stretch;
    }
    .btn {
        justify-content: center;
    }
    .section-head h2 {
        font-size: 1.5rem;
    }
    .stats-grid {
        grid-template-columns: 1fr;
    }
    .flow-steps {
        grid-template-columns: 1fr;
    }
    .update-item {
        flex-direction: column;
        gap: 10px;
    }
    .update-date {
        align-items: center;
        min-width: auto;
        display: inline-flex;
        flex-direction: row;
        gap: 8px;
        padding: 6px 14px;
        align-self: flex-start;
    }
}

/* roulang page: category3 */
:root {
        --primary: #0d2b4a;
        --primary-light: #16406b;
        --primary-soft: #e8edf3;
        --accent: #c9a75a;
        --accent-light: #dfc88a;
        --accent-soft: #f7f0e1;
        --bg-light: #f5f7fa;
        --bg-dark: #0a1f36;
        --bg-white: #ffffff;
        --text-main: #1c2b3a;
        --text-weak: #68788a;
        --border: #e3e9ef;
        --border-dark: #c2ced9;
        --radius: 16px;
        --radius-sm: 8px;
        --shadow: 0 6px 24px rgba(13, 43, 74, 0.08);
        --shadow-hover: 0 14px 40px rgba(13, 43, 74, 0.14);
        --space-section: clamp(72px, 9vw, 110px);
        --max-width: 1280px;
        --transition: all 0.3s ease;
    }

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

    html {
        scroll-behavior: smooth;
    }

    body {
        font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
        background: var(--bg-white);
        color: var(--text-main);
        line-height: 1.7;
        -webkit-font-smoothing: antialiased;
    }

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

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

    ul,
    ol {
        list-style: none;
    }

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

    .container {
        max-width: var(--max-width);
        margin: 0 auto;
        padding: 0 24px;
    }

    .section {
        padding: var(--space-section) 0;
    }

    .section-alt {
        background: var(--bg-light);
    }

    .section-header {
        text-align: center;
        max-width: 760px;
        margin: 0 auto clamp(40px, 6vw, 64px);
    }

    .section-header .tagline {
        display: inline-block;
        background: var(--accent-soft);
        color: #8a6d2f;
        font-size: 13px;
        font-weight: 600;
        letter-spacing: 2px;
        padding: 6px 18px;
        border-radius: 40px;
        margin-bottom: 16px;
    }

    .section-header h2 {
        font-size: clamp(28px, 3.6vw, 40px);
        font-weight: 700;
        color: var(--primary);
        line-height: 1.3;
        margin-bottom: 12px;
    }

    .section-header p {
        color: var(--text-weak);
        font-size: 16px;
    }

    /* ===== Header / Nav ===== */
    .site-header {
        background: var(--bg-white);
        border-bottom: 1px solid var(--border);
        position: sticky;
        top: 0;
        z-index: 1000;
        box-shadow: 0 2px 12px rgba(13, 43, 74, 0.04);
    }

    .header-inner {
        display: flex;
        align-items: center;
        justify-content: space-between;
        height: 76px;
    }

    .logo {
        display: flex;
        align-items: center;
        gap: 10px;
        font-size: 22px;
        font-weight: 800;
        color: var(--primary);
        letter-spacing: 1px;
    }

    .logo i {
        color: var(--accent);
        font-size: 20px;
    }

    .site-header .nav-links {
        display: flex;
        gap: 4px;
        margin: 0;
    }

    .site-header .nav-links li {
        margin: 0;
    }

    .site-header .nav-links a {
        display: block;
        padding: 10px 18px;
        border-radius: 40px;
        font-size: 15px;
        font-weight: 500;
        color: var(--text-main);
    }

    .site-header .nav-links a:hover {
        background: var(--primary-soft);
        color: var(--primary);
    }

    .site-header .nav-links a.active {
        background: var(--primary);
        color: #fff;
    }

    .mega-trigger {
        position: relative;
        display: flex;
        align-items: center;
        gap: 8px;
        padding: 10px 18px;
        border-radius: 40px;
        font-size: 14px;
        font-weight: 600;
        color: var(--primary);
        background: var(--primary-soft);
        cursor: pointer;
        margin-left: 12px;
        transition: var(--transition);
    }

    .mega-trigger:hover {
        background: var(--primary);
        color: #fff;
    }

    .mega-panel {
        position: absolute;
        top: calc(100% + 14px);
        right: 0;
        width: 520px;
        background: #fff;
        border-radius: var(--radius);
        box-shadow: var(--shadow-hover);
        border: 1px solid var(--border);
        padding: 28px;
        display: flex;
        gap: 32px;
        opacity: 0;
        visibility: hidden;
        transform: translateY(12px);
        transition: var(--transition);
        z-index: 50;
    }

    .mega-panel.open {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }

    .mega-panel h4 {
        font-size: 13px;
        font-weight: 700;
        color: var(--text-weak);
        text-transform: uppercase;
        letter-spacing: 1.5px;
        margin-bottom: 14px;
        padding-bottom: 10px;
        border-bottom: 1px solid var(--border);
    }

    .mega-panel a {
        display: block;
        padding: 8px 12px;
        border-radius: var(--radius-sm);
        color: var(--text-main);
        font-size: 15px;
    }

    .mega-panel a:hover {
        background: var(--primary-soft);
        color: var(--primary);
    }

    .mega-card {
        background: var(--bg-light);
        border-radius: var(--radius-sm);
        padding: 14px 16px;
        margin-bottom: 12px;
    }

    .mega-card span {
        font-size: 12px;
        font-weight: 700;
        color: var(--accent);
        letter-spacing: 1px;
    }

    .mega-card p {
        font-size: 13px;
        color: var(--text-weak);
        margin-top: 4px;
        line-height: 1.5;
    }

    .sidebar-list a {
        padding: 6px 0;
        font-size: 14px;
        color: var(--text-weak);
    }

    .sidebar-list a:hover {
        color: var(--primary);
        padding-left: 4px;
    }

    .nav-toggle {
        display: none;
        font-size: 22px;
        color: var(--primary);
        cursor: pointer;
        padding: 8px 12px;
        border-radius: var(--radius-sm);
        border: 1px solid var(--border);
        background: #fff;
    }

    @media (max-width: 768px) {
        .nav-links {
            display: none;
            position: absolute;
            top: 76px;
            left: 0;
            right: 0;
            background: #fff;
            flex-direction: column;
            padding: 16px 24px;
            border-bottom: 1px solid var(--border);
            box-shadow: var(--shadow);
        }
        .nav-links.open {
            display: flex;
        }
        .nav-links a {
            padding: 14px 16px;
            border-radius: var(--radius-sm);
        }
        .mega-trigger {
            display: none;
        }
        .nav-toggle {
            display: block;
        }
    }

    /* ===== Page Banner ===== */
    .page-banner {
        background-size: cover;
        background-position: center;
        position: relative;
        padding: clamp(80px, 12vw, 150px) 0 clamp(60px, 8vw, 100px);
    }

    .page-banner::before {
        content: "";
        position: absolute;
        inset: 0;
        background: linear-gradient(135deg, rgba(10, 31, 54, 0.82), rgba(13, 43, 74, 0.55));
        z-index: 1;
    }

    .page-banner .container {
        position: relative;
        z-index: 2;
    }

    .banner-tag {
        display: inline-block;
        background: rgba(255, 255, 255, 0.14);
        backdrop-filter: blur(6px);
        color: var(--accent-light);
        font-size: 13px;
        font-weight: 600;
        letter-spacing: 3px;
        padding: 8px 20px;
        border-radius: 40px;
        border: 1px solid rgba(255, 255, 255, 0.2);
        margin-bottom: 22px;
    }

    .page-banner h1 {
        font-size: clamp(32px, 4.6vw, 52px);
        font-weight: 800;
        color: #fff;
        line-height: 1.25;
        margin-bottom: 16px;
        max-width: 700px;
    }

    .page-banner p {
        font-size: 17px;
        color: rgba(255, 255, 255, 0.88);
        max-width: 640px;
        line-height: 1.8;
        margin-bottom: 28px;
    }

    .banner-breadcrumb {
        display: flex;
        align-items: center;
        gap: 12px;
        font-size: 14px;
        color: rgba(255, 255, 255, 0.7);
    }

    .banner-breadcrumb a {
        color: rgba(255, 255, 255, 0.85);
        padding: 6px 14px;
        background: rgba(255, 255, 255, 0.1);
        border-radius: 40px;
        border: 1px solid rgba(255, 255, 255, 0.15);
    }

    .banner-breadcrumb a:hover {
        background: #fff;
        color: var(--primary);
        border-color: #fff;
    }

    .banner-breadcrumb span {
        padding: 6px 14px;
        background: var(--accent);
        color: #fff;
        border-radius: 40px;
        font-weight: 600;
    }

    .banner-breadcrumb i {
        font-size: 11px;
        color: rgba(255, 255, 255, 0.5);
    }

    /* ===== Filter Tags ===== */
    .filter-section {
        background: var(--bg-white);
        padding: 36px 0;
        border-bottom: 1px solid var(--border);
    }

    .filter-tags {
        display: flex;
        flex-wrap: wrap;
        gap: 12px;
        justify-content: center;
    }

    .tag-btn {
        padding: 10px 22px;
        border-radius: 40px;
        border: 1px solid var(--border-dark);
        font-size: 14px;
        font-weight: 500;
        color: var(--text-weak);
        background: #fff;
        cursor: pointer;
        transition: var(--transition);
    }

    .tag-btn:hover {
        border-color: var(--primary);
        color: var(--primary);
        background: var(--primary-soft);
    }

    .tag-btn.active {
        background: var(--primary);
        color: #fff;
        border-color: var(--primary);
        box-shadow: 0 4px 16px rgba(13, 43, 74, 0.2);
    }

    /* ===== News Card Grid ===== */
    .news-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 28px;
    }

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

    .news-card:hover {
        transform: translateY(-6px);
        box-shadow: var(--shadow-hover);
        border-color: var(--border-dark);
    }

    .news-card-media {
        position: relative;
        overflow: hidden;
        aspect-ratio: 16 / 10;
    }

    .news-card-media img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.5s ease;
    }

    .news-card:hover .news-card-media img {
        transform: scale(1.04);
    }

    .news-card-tag {
        position: absolute;
        top: 16px;
        left: 16px;
        z-index: 2;
        padding: 5px 14px;
        border-radius: 40px;
        font-size: 12px;
        font-weight: 700;
        letter-spacing: 1px;
        background: rgba(255, 255, 255, 0.92);
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    }

    .tag-blue {
        color: #1a5fa8;
    }
    .tag-green {
        color: #1a8a5a;
    }
    .tag-orange {
        color: #b8742a;
    }
    .tag-red {
        color: #c1353f;
    }

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

    .news-card-body h3 {
        font-size: 18px;
        font-weight: 700;
        color: var(--text-main);
        line-height: 1.45;
        margin-bottom: 10px;
    }

    .news-card-body h3 a:hover {
        color: var(--primary);
    }

    .news-card-body p {
        font-size: 14px;
        color: var(--text-weak);
        line-height: 1.7;
        flex: 1;
        margin-bottom: 16px;
    }

    .news-card-meta {
        display: flex;
        align-items: center;
        gap: 16px;
        font-size: 13px;
        color: var(--text-weak);
        border-top: 1px solid var(--border);
        padding-top: 14px;
    }

    .news-card-meta i {
        color: var(--accent);
        margin-right: 4px;
    }

    .news-card-meta .views {
        margin-left: auto;
    }

    @media (max-width: 900px) {
        .news-grid {
            grid-template-columns: repeat(2, 1fr);
        }
    }

    @media (max-width: 520px) {
        .news-grid {
            grid-template-columns: 1fr;
        }
    }

    /* ===== Announcement Timeline ===== */
    .timeline-section {
        background: var(--bg-dark);
        color: #fff;
    }

    .timeline-section .section-header h2 {
        color: #fff;
    }

    .timeline-section .section-header p {
        color: rgba(255, 255, 255, 0.6);
    }

    .timeline-section .section-header .tagline {
        background: rgba(255, 255, 255, 0.08);
        color: var(--accent-light);
        border: 1px solid rgba(255, 255, 255, 0.1);
    }

    .timeline-wrap {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 56px;
        margin-top: 20px;
    }

    .timeline-intro h3 {
        font-size: 26px;
        font-weight: 700;
        margin-bottom: 16px;
        color: #fff;
    }

    .timeline-intro p {
        color: rgba(255, 255, 255, 0.7);
        font-size: 16px;
        line-height: 1.8;
        margin-bottom: 24px;
    }

    .timeline-intro .btn {
        margin-top: 8px;
    }

    .timeline-list {
        position: relative;
        padding-left: 32px;
    }

    .timeline-list::before {
        content: "";
        position: absolute;
        left: 8px;
        top: 4px;
        bottom: 4px;
        width: 2px;
        background: linear-gradient(180deg, var(--accent), rgba(201, 167, 90, 0.2));
    }

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

    .timeline-item:last-child {
        padding-bottom: 0;
    }

    .timeline-item::before {
        content: "";
        position: absolute;
        left: -30px;
        top: 8px;
        width: 14px;
        height: 14px;
        border-radius: 50%;
        background: var(--accent);
        box-shadow: 0 0 0 4px rgba(201, 167, 90, 0.3);
    }

    .timeline-item .timeline-date {
        display: inline-block;
        font-size: 12px;
        font-weight: 600;
        color: var(--accent-light);
        background: rgba(255, 255, 255, 0.08);
        padding: 4px 14px;
        border-radius: 40px;
        margin-bottom: 8px;
        border: 1px solid rgba(255, 255, 255, 0.1);
    }

    .timeline-item h4 {
        font-size: 16px;
        font-weight: 600;
        color: rgba(255, 255, 255, 0.95);
        line-height: 1.6;
    }

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

    /* ===== Stats Band ===== */
    .stats-band {
        background: var(--primary);
        padding: 64px 0;
        background-image: linear-gradient(135deg, rgba(201, 167, 90, 0.1) 25%, transparent 25%),
            linear-gradient(225deg, rgba(201, 167, 90, 0.1) 25%, transparent 25%);
        background-size: 60px 60px;
    }

    .stats-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 32px;
        text-align: center;
    }

    .stat-item {
        background: rgba(255, 255, 255, 0.06);
        border: 1px solid rgba(255, 255, 255, 0.1);
        border-radius: var(--radius);
        padding: 32px 20px;
    }

    .stat-item .num {
        font-size: clamp(32px, 4vw, 44px);
        font-weight: 800;
        color: #fff;
        line-height: 1.2;
    }

    .stat-item .num span {
        color: var(--accent-light);
    }

    .stat-item .label {
        font-size: 14px;
        color: rgba(255, 255, 255, 0.65);
        margin-top: 8px;
    }

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

    @media (max-width: 480px) {
        .stats-grid {
            grid-template-columns: 1fr;
        }
    }

    /* ===== Hot Ranking ===== */
    .hot-section {
        background: var(--bg-light);
    }

    .hot-wrap {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 56px;
        align-items: center;
    }

    .hot-list {
        background: #fff;
        border-radius: var(--radius);
        padding: 32px;
        box-shadow: var(--shadow);
        border: 1px solid var(--border);
    }

    .hot-list li {
        display: flex;
        align-items: center;
        gap: 16px;
        padding: 16px 0;
        border-bottom: 1px solid var(--border);
    }

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

    .hot-list li:first-child {
        padding-top: 0;
    }

    .hot-rank {
        flex-shrink: 0;
        width: 36px;
        height: 36px;
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: 10px;
        background: var(--primary-soft);
        color: var(--primary);
        font-weight: 800;
        font-size: 15px;
    }

    .hot-list li:nth-child(1) .hot-rank {
        background: var(--accent);
        color: #fff;
    }

    .hot-list li:nth-child(2) .hot-rank {
        background: var(--accent-light);
        color: #fff;
    }

    .hot-list li a {
        font-size: 15px;
        font-weight: 500;
        color: var(--text-main);
        line-height: 1.5;
    }

    .hot-list li a:hover {
        color: var(--primary);
        font-weight: 600;
    }

    .hot-note {
        background: var(--primary);
        border-radius: var(--radius);
        padding: 40px;
        color: #fff;
        position: relative;
        overflow: hidden;
    }

    .hot-note::after {
        content: "★";
        position: absolute;
        right: -30px;
        bottom: -50px;
        font-size: 180px;
        color: rgba(255, 255, 255, 0.06);
        transform: rotate(15deg);
    }

    .hot-note h3 {
        font-size: 28px;
        font-weight: 700;
        margin-bottom: 14px;
        position: relative;
        z-index: 1;
    }

    .hot-note p {
        color: rgba(255, 255, 255, 0.75);
        line-height: 1.8;
        margin-bottom: 24px;
        position: relative;
        z-index: 1;
    }

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

    /* ===== FAQ ===== */
    .faq-section {
        background: #fff;
    }

    .faq-wrap {
        max-width: 860px;
        margin: 0 auto;
    }

    .faq-item {
        background: var(--bg-light);
        border: 1px solid var(--border);
        border-radius: var(--radius);
        margin-bottom: 16px;
        overflow: hidden;
    }

    .faq-question {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 22px 26px;
        cursor: pointer;
        font-size: 16px;
        font-weight: 600;
        color: var(--text-main);
        transition: var(--transition);
    }

    .faq-question:hover {
        background: var(--primary-soft);
        color: var(--primary);
    }

    .faq-question .icon {
        width: 30px;
        height: 30px;
        flex-shrink: 0;
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: 50%;
        background: var(--primary);
        color: #fff;
        font-size: 14px;
        transition: var(--transition);
    }

    .faq-item.active .faq-question .icon {
        background: var(--accent);
        transform: rotate(180deg);
    }

    .faq-answer {
        padding: 0 26px;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.35s ease, padding 0.35s ease;
    }

    .faq-item.active .faq-answer {
        max-height: 300px;
        padding: 0 26px 22px;
    }

    .faq-answer p {
        font-size: 15px;
        color: var(--text-weak);
        line-height: 1.8;
        border-top: 1px solid var(--border);
        padding-top: 18px;
    }

    /* ===== CTA ===== */
    .cta-section {
        background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
        padding: 80px 0;
        text-align: center;
        position: relative;
        overflow: hidden;
    }

    .cta-section::before {
        content: "";
        position: absolute;
        top: -60%;
        right: -20%;
        width: 500px;
        height: 500px;
        border-radius: 50%;
        background: rgba(201, 167, 90, 0.12);
    }

    .cta-section .container {
        position: relative;
        z-index: 1;
    }

    .cta-section h2 {
        font-size: clamp(26px, 3.6vw, 36px);
        color: #fff;
        font-weight: 700;
        margin-bottom: 14px;
    }

    .cta-section p {
        color: rgba(255, 255, 255, 0.75);
        font-size: 16px;
        max-width: 600px;
        margin: 0 auto 32px;
        line-height: 1.8;
    }

    .cta-btns {
        display: flex;
        gap: 16px;
        justify-content: center;
        flex-wrap: wrap;
    }

    .btn {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 14px 32px;
        border-radius: 50px;
        font-size: 15px;
        font-weight: 600;
        cursor: pointer;
        transition: var(--transition);
        border: 1px solid transparent;
    }

    .btn i {
        font-size: 14px;
    }

    .btn-primary {
        background: var(--accent);
        color: #fff;
        box-shadow: 0 8px 24px rgba(201, 167, 90, 0.35);
    }

    .btn-primary:hover {
        background: var(--accent-light);
        transform: translateY(-3px);
        box-shadow: 0 12px 32px rgba(201, 167, 90, 0.45);
    }

    .btn-outline-light {
        border-color: rgba(255, 255, 255, 0.4);
        color: #fff;
        background: transparent;
    }

    .btn-outline-light:hover {
        border-color: #fff;
        background: rgba(255, 255, 255, 0.1);
        transform: translateY(-3px);
    }

    .btn-outline {
        border-color: var(--accent);
        color: var(--accent);
    }

    .btn-outline:hover {
        background: var(--accent);
        color: #fff;
    }

    /* ===== Footer ===== */
    .site-footer {
        background: var(--bg-dark);
        color: rgba(255, 255, 255, 0.75);
        padding: 72px 0 0;
    }

    .footer-grid {
        display: grid;
        grid-template-columns: 1.6fr 1fr 1fr;
        gap: 48px;
        padding-bottom: 48px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }

    .footer-brand .logo {
        color: #fff;
        margin-bottom: 16px;
    }

    .footer-brand .logo i {
        color: var(--accent);
    }

    .footer-brand p {
        font-size: 14px;
        line-height: 1.8;
        color: rgba(255, 255, 255, 0.55);
        max-width: 320px;
    }

    .footer-col h4 {
        font-size: 16px;
        font-weight: 600;
        color: #fff;
        margin-bottom: 20px;
    }

    .footer-col ul li {
        margin-bottom: 12px;
    }

    .footer-col ul a {
        color: rgba(255, 255, 255, 0.6);
        font-size: 14px;
    }

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

    .footer-bottom {
        padding: 28px 0;
        display: flex;
        justify-content: space-between;
        align-items: center;
        flex-wrap: wrap;
        gap: 12px;
        font-size: 13px;
        color: rgba(255, 255, 255, 0.4);
    }

    .footer-bottom a {
        color: rgba(255, 255, 255, 0.5);
    }

    .footer-bottom a:hover {
        color: var(--accent-light);
    }

    @media (max-width: 768px) {
        .footer-grid {
            grid-template-columns: 1fr;
            gap: 32px;
        }
        .footer-bottom {
            flex-direction: column;
            text-align: center;
        }
    }

    /* ===== Responsive Extras ===== */
    @media (max-width: 520px) {
        .filter-tags {
            flex-wrap: nowrap;
            overflow-x: auto;
            justify-content: flex-start;
            padding-bottom: 8px;
            -webkit-overflow-scrolling: touch;
        }
        .tag-btn {
            flex-shrink: 0;
        }
        .timeline-wrap,
        .hot-wrap {
            gap: 32px;
        }
    }