/* roulang page: index */
:root {
            --primary: #1a2b4c;
            --primary-light: #243b64;
            --primary-dark: #0f1a30;
            --accent: #d4a853;
            --accent-light: #e8c476;
            --accent-dark: #b8893a;
            --bg-body: #f5f7fa;
            --bg-white: #ffffff;
            --bg-light: #f0f3f7;
            --bg-dark: #141d30;
            --text-main: #1a2233;
            --text-body: #42506b;
            --text-muted: #7a869a;
            --text-white: #ffffff;
            --border: #e2e7ee;
            --border-light: #eef1f5;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(26, 34, 51, 0.06);
            --shadow-md: 0 6px 24px rgba(26, 34, 51, 0.08);
            --shadow-lg: 0 16px 48px rgba(26, 34, 51, 0.10);
            --shadow-accent: 0 8px 24px rgba(212, 168, 83, 0.32);
            --space-xs: 8px;
            --space-sm: 16px;
            --space-md: 28px;
            --space-lg: 48px;
            --space-xl: 80px;
            --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-body);
            background-color: var(--bg-body);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img,
        svg {
            max-width: 100%;
            display: block;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-light);
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
        }
        ul,
        ol {
            list-style: none;
        }
        .grid-container {
            max-width: 1200px;
            padding-left: 24px;
            padding-right: 24px;
        }
        .section {
            padding: var(--space-xl) 0;
        }
        .section-alt {
            background-color: var(--bg-white);
        }
        .section-accent {
            background: linear-gradient(135deg, var(--bg-dark) 0%, var(--primary-dark) 100%);
            color: var(--text-white);
        }
        .section-header {
            text-align: center;
            max-width: 680px;
            margin: 0 auto var(--space-lg);
        }
        .section-header .eyebrow {
            display: inline-block;
            background: rgba(212, 168, 83, 0.14);
            color: var(--accent);
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 2px;
            text-transform: uppercase;
            padding: 6px 18px;
            border-radius: 30px;
            margin-bottom: 14px;
        }
        .section-header h2 {
            font-size: 34px;
            font-weight: 800;
            color: var(--text-main);
            line-height: 1.3;
            letter-spacing: -0.5px;
            margin-bottom: 12px;
        }
        .section-header p {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.7;
        }
        .section-header.light h2 {
            color: var(--text-white);
        }
        .section-header.light p {
            color: rgba(255, 255, 255, 0.7);
        }
        .section-header.light .eyebrow {
            background: rgba(255, 255, 255, 0.12);
            color: var(--accent-light);
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            padding: 14px 32px;
            border-radius: 50px;
            font-size: 15px;
            font-weight: 700;
            line-height: 1.2;
            cursor: pointer;
            transition: var(--transition);
            border: 2px solid transparent;
            letter-spacing: 0.3px;
        }
        .btn i {
            font-size: 14px;
        }
        .btn-primary {
            background: var(--accent);
            color: var(--text-main) !important;
            box-shadow: var(--shadow-accent);
        }
        .btn-primary:hover {
            background: var(--accent-light);
            transform: translateY(-2px);
            box-shadow: 0 12px 30px rgba(212, 168, 83, 0.4);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 4px 12px rgba(212, 168, 83, 0.3);
        }
        .btn-outline {
            background: transparent;
            color: var(--text-white) !important;
            border-color: rgba(255, 255, 255, 0.6);
        }
        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: var(--text-white);
            transform: translateY(-2px);
        }
        .btn-dark {
            background: var(--primary);
            color: var(--text-white) !important;
        }
        .btn-dark:hover {
            background: var(--primary-light);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }
        .btn-small {
            padding: 10px 22px;
            font-size: 14px;
        }
        .btn-large {
            padding: 16px 40px;
            font-size: 16px;
        }
        /* ===== Header ===== */
        .site-header {
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-light);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 12px rgba(26, 34, 51, 0.04);
        }
        .header-inner {
            display: flex;
            align-items: center;
            height: 72px;
            gap: 24px;
        }
        .brand {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .brand-icon {
            width: 42px;
            height: 42px;
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-size: 20px;
            font-weight: 900;
            box-shadow: var(--shadow-sm);
        }
        .brand-text {
            font-size: 20px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            margin-left: auto;
        }
        .nav-link {
            padding: 8px 18px;
            border-radius: 30px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-body);
            transition: var(--transition);
            position: relative;
        }
        .nav-link:hover {
            color: var(--primary);
            background: rgba(26, 43, 76, 0.05);
        }
        .nav-link.active {
            color: var(--primary);
            background: rgba(26, 43, 76, 0.08);
            font-weight: 700;
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--accent);
            border-radius: 3px;
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-shrink: 0;
        }
        .search-box {
            display: flex;
            align-items: center;
            background: var(--bg-light);
            border-radius: 40px;
            padding: 0 6px 0 16px;
            height: 42px;
            border: 1px solid transparent;
            transition: var(--transition);
        }
        .search-box:focus-within {
            border-color: var(--accent);
            background: var(--bg-white);
            box-shadow: 0 0 0 4px rgba(212, 168, 83, 0.12);
        }
        .search-box input {
            background: transparent;
            border: none;
            outline: none;
            font-size: 13px;
            color: var(--text-main);
            width: 160px;
            padding: 0;
        }
        .search-box input::placeholder {
            color: var(--text-muted);
        }
        .search-box button {
            background: var(--primary);
            color: var(--text-white);
            width: 30px;
            height: 30px;
            border-radius: 50%;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
            flex-shrink: 0;
        }
        .search-box button:hover {
            background: var(--accent);
            color: var(--text-main);
        }
        .mobile-toggle {
            display: none;
            background: transparent;
            font-size: 22px;
            color: var(--primary);
            width: 44px;
            height: 44px;
            border-radius: 10px;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            border: 1px solid var(--border-light);
            transition: var(--transition);
        }
        .mobile-toggle:hover {
            background: var(--bg-light);
        }
        /* ===== Hero ===== */
        .hero {
            position: relative;
            background: url('/assets/images/backpic/back-1.png') no-repeat center center / cover;
            padding: 140px 0 120px;
            overflow: hidden;
            isolation: isolate;
        }
        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 26, 48, 0.92) 0%, rgba(26, 43, 76, 0.75) 50%, rgba(20, 29, 48, 0.6) 100%);
            z-index: -1;
        }
        .hero::after {
            content: '';
            position: absolute;
            bottom: -60px;
            right: -60px;
            width: 320px;
            height: 320px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(212, 168, 83, 0.25) 0%, transparent 70%);
            z-index: -1;
        }
        .hero-content {
            max-width: 680px;
            color: var(--text-white);
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 40px;
            padding: 8px 20px;
            font-size: 14px;
            font-weight: 600;
            letter-spacing: 1px;
            color: var(--accent-light);
            backdrop-filter: blur(8px);
            margin-bottom: 24px;
        }
        .hero-badge i {
            font-size: 13px;
        }
        .hero h1 {
            font-size: 52px;
            font-weight: 900;
            line-height: 1.2;
            letter-spacing: -1px;
            margin-bottom: 20px;
            color: var(--text-white);
        }
        .hero-subtitle {
            font-size: 24px;
            font-weight: 600;
            color: var(--accent-light);
            margin-bottom: 12px;
        }
        .hero p {
            font-size: 17px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.82);
            margin-bottom: 36px;
        }
        .hero-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        .hero-stats {
            display: flex;
            gap: 48px;
            margin-top: 56px;
            padding-top: 32px;
            border-top: 1px solid rgba(255, 255, 255, 0.15);
        }
        .hero-stat-item {
            text-align: left;
        }
        .hero-stat-item .num {
            font-size: 30px;
            font-weight: 800;
            color: var(--text-white);
            line-height: 1.2;
        }
        .hero-stat-item .label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 4px;
        }
        /* ===== Feature Cards ===== */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
            margin-top: 40px;
        }
        .feature-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 36px 28px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            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);
            border-color: transparent;
        }
        .feature-card:hover::before {
            opacity: 1;
        }
        .feature-icon {
            width: 56px;
            height: 56px;
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            background: rgba(26, 43, 76, 0.06);
            color: var(--primary);
            margin-bottom: 20px;
            transition: var(--transition);
        }
        .feature-card:hover .feature-icon {
            background: var(--primary);
            color: var(--accent-light);
            transform: scale(1.05);
        }
        .feature-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 10px;
        }
        .feature-card p {
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-muted);
        }
        /* ===== Category Entry ===== */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 32px;
        }
        .category-card {
            position: relative;
            border-radius: var(--radius-xl);
            overflow: hidden;
            min-height: 360px;
            display: flex;
            align-items: flex-end;
            box-shadow: var(--shadow-md);
            transition: var(--transition);
            isolation: isolate;
        }
        .category-card img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            z-index: -2;
            transition: transform 0.6s cubic-bezier(0.25, 0.8, 0.25, 1);
        }
        .category-card::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 30%, rgba(15, 26, 48, 0.9) 100%);
            z-index: -1;
            transition: var(--transition);
        }
        .category-card:hover img {
            transform: scale(1.05);
        }
        .category-card:hover::before {
            background: linear-gradient(180deg, transparent 20%, rgba(15, 26, 48, 0.95) 100%);
        }
        .category-body {
            padding: 40px;
            color: var(--text-white);
        }
        .category-body .tag {
            display: inline-block;
            background: rgba(212, 168, 83, 0.9);
            color: var(--text-main);
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 1px;
            padding: 5px 14px;
            border-radius: 30px;
            margin-bottom: 14px;
        }
        .category-body h3 {
            font-size: 26px;
            font-weight: 800;
            margin-bottom: 10px;
            color: var(--text-white);
        }
        .category-body p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.78);
            margin-bottom: 20px;
            line-height: 1.7;
        }
        .category-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--accent-light);
            font-weight: 600;
            font-size: 14px;
        }
        .category-link i {
            transition: transform 0.3s;
        }
        .category-card:hover .category-link i {
            transform: translateX(6px);
        }
        /* ===== News / CMS List ===== */
        .news-layout {
            display: grid;
            grid-template-columns: 2.2fr 1.2fr;
            gap: 40px;
            align-items: start;
        }
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .post-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            padding: 28px 30px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .post-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-md);
            border-color: rgba(26, 43, 76, 0.15);
        }
        .post-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 13px;
            color: var(--text-muted);
        }
        .post-meta .post-cat {
            background: rgba(26, 43, 76, 0.06);
            color: var(--primary);
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 12px;
        }
        .post-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.5;
            transition: var(--transition);
        }
        .post-card:hover h3 {
            color: var(--primary);
        }
        .post-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .post-empty {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 60px 40px;
            text-align: center;
            border: 1px dashed var(--border);
            color: var(--text-muted);
            font-size: 15px;
        }
        .news-side {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .side-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            padding: 28px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
        }
        .side-card h4 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .side-card h4 i {
            color: var(--accent);
        }
        .side-list li {
            padding: 10px 0;
            border-bottom: 1px solid var(--border-light);
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 14px;
        }
        .side-list li:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }
        .side-list li:first-child {
            padding-top: 0;
        }
        .side-list .dot {
            width: 6px;
            height: 6px;
            background: var(--accent);
            border-radius: 50%;
            flex-shrink: 0;
        }
        .side-list a {
            color: var(--text-body);
            line-height: 1.5;
        }
        .side-list a:hover {
            color: var(--primary);
        }
        /* ===== Data / Stats ===== */
        .stats-section {
            background: url('/assets/images/backpic/back-2.png') no-repeat center center / cover;
            position: relative;
            isolation: isolate;
        }
        .stats-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(15, 26, 48, 0.94) 0%, rgba(26, 43, 76, 0.88) 100%);
            z-index: -1;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 40px;
            text-align: center;
        }
        .stat-item .stat-icon {
            font-size: 32px;
            color: var(--accent);
            margin-bottom: 16px;
        }
        .stat-item .stat-num {
            font-size: 42px;
            font-weight: 900;
            color: var(--text-white);
            line-height: 1.2;
            letter-spacing: -0.5px;
        }
        .stat-item .stat-label {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.65);
            margin-top: 6px;
        }
        /* ===== Process ===== */
        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
            margin-top: 40px;
        }
        .process-step {
            text-align: center;
            padding: 36px 24px;
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            position: relative;
        }
        .process-step:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .process-step .step-num {
            width: 44px;
            height: 44px;
            background: var(--primary);
            color: var(--accent-light);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 800;
            margin: 0 auto 18px;
            box-shadow: var(--shadow-sm);
        }
        .process-step h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 8px;
        }
        .process-step p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
        }
        /* ===== FAQ ===== */
        .faq-list {
            max-width: 820px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            margin-bottom: 16px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-md);
        }
        .faq-item summary {
            cursor: pointer;
            padding: 22px 28px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            list-style: none;
            transition: var(--transition);
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(26, 43, 76, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            color: var(--primary);
            flex-shrink: 0;
            transition: var(--transition);
        }
        .faq-item[open] summary {
            color: var(--primary);
        }
        .faq-item[open] summary .faq-icon {
            background: var(--accent);
            transform: rotate(180deg);
        }
        .faq-item .faq-body {
            padding: 0 28px 22px;
        }
        .faq-item .faq-body p {
            color: var(--text-body);
            font-size: 15px;
            line-height: 1.8;
        }
        /* ===== CTA ===== */
        .cta-section {
            background: url('/assets/images/backpic/back-3.png') no-repeat center center / cover;
            position: relative;
            isolation: isolate;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(15, 26, 48, 0.95) 0%, rgba(26, 43, 76, 0.82) 100%);
            z-index: -1;
        }
        .cta-inner {
            text-align: center;
            padding: 80px 0;
            max-width: 700px;
            margin: 0 auto;
        }
        .cta-inner h2 {
            font-size: 38px;
            font-weight: 900;
            color: var(--text-white);
            line-height: 1.3;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }
        .cta-inner p {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 36px;
            line-height: 1.8;
        }
        .cta-actions {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }
        /* ===== Footer ===== */
        .site-footer {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 70px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 48px;
            padding-bottom: 50px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-brand .brand {
            margin-bottom: 18px;
        }
        .footer-brand .brand-text {
            color: var(--text-white);
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            margin-bottom: 20px;
        }
        .footer-social {
            display: flex;
            gap: 10px;
        }
        .footer-social a {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: rgba(255, 255, 255, 0.08);
            color: rgba(255, 255, 255, 0.8);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            transition: var(--transition);
        }
        .footer-social a:hover {
            background: var(--accent);
            color: var(--text-main);
            transform: translateY(-3px);
        }
        .footer-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 20px;
        }
        .footer-links li {
            margin-bottom: 12px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.65);
            font-size: 14px;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: var(--accent-light);
            padding-left: 4px;
        }
        .footer-contact li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            margin-bottom: 14px;
            font-size: 14px;
        }
        .footer-contact i {
            color: var(--accent);
            margin-top: 4px;
        }
        .footer-bottom {
            padding: 24px 0;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.55);
        }
        .footer-bottom a:hover {
            color: var(--accent-light);
        }
        /* ===== Responsive ===== */
        @media screen and (max-width: 1024px) {
            .feature-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 32px;
            }
            .process-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .news-layout {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .hero {
                padding: 100px 0 80px;
            }
            .hero h1 {
                font-size: 42px;
            }
            .hero-subtitle {
                font-size: 20px;
            }
        }
        @media screen and (max-width: 768px) {
            .site-header {
                height: auto;
            }
            .header-inner {
                flex-wrap: wrap;
                height: auto;
                padding: 12px 0;
            }
            .main-nav {
                display: none;
                flex-direction: column;
                align-items: flex-start;
                width: 100%;
                padding: 12px 0;
                gap: 4px;
                order: 3;
            }
            .main-nav.open {
                display: flex;
            }
            .nav-link {
                width: 100%;
                padding: 12px 16px;
                border-radius: 10px;
            }
            .nav-link.active::after {
                display: none;
            }
            .header-actions {
                margin-left: auto;
            }
            .search-box {
                display: none;
            }
            .mobile-toggle {
                display: flex;
            }
            .hero h1 {
                font-size: 34px;
            }
            .hero-subtitle {
                font-size: 18px;
            }
            .hero p {
                font-size: 15px;
            }
            .hero-stats {
                gap: 24px;
                flex-wrap: wrap;
            }
            .hero-stat-item .num {
                font-size: 24px;
            }
            .category-grid {
                grid-template-columns: 1fr;
            }
            .category-card {
                min-height: 300px;
            }
            .section-header h2 {
                font-size: 28px;
            }
            .cta-inner h2 {
                font-size: 30px;
            }
        }
        @media screen and (max-width: 520px) {
            .grid-container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .brand-text {
                font-size: 17px;
            }
            .brand-icon {
                width: 36px;
                height: 36px;
                font-size: 17px;
            }
            .header-actions .btn {
                display: none;
            }
            .hero {
                padding: 80px 0 64px;
            }
            .hero h1 {
                font-size: 30px;
            }
            .hero-subtitle {
                font-size: 16px;
            }
            .hero-badge {
                font-size: 13px;
                padding: 6px 16px;
            }
            .hero-actions .btn {
                padding: 12px 24px;
                font-size: 14px;
                width: 100%;
            }
            .feature-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
            }
            .stat-item .stat-num {
                font-size: 30px;
            }
            .process-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .category-body {
                padding: 28px;
            }
            .category-body h3 {
                font-size: 22px;
            }
            .post-card {
                padding: 22px;
            }
            .cta-actions .btn {
                width: 100%;
            }
        }

/* roulang page: article */
:root {
            --primary: #0a1f44;
            --primary-dark: #07142e;
            --primary-light: #173a5e;
            --accent: #c9a86c;
            --accent-dark: #a8894e;
            --accent-light: #e0c896;
            --bg-light: #f7f8fc;
            --bg-white: #ffffff;
            --bg-deep: #0b1d3a;
            --text-main: #1a1a2e;
            --text-muted: #667085;
            --text-invert: #f0f3f8;
            --border-color: #e5e7eb;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 22px;
            --shadow-sm: 0 2px 12px rgba(10, 31, 68, 0.06);
            --shadow-md: 0 10px 30px rgba(10, 31, 68, 0.09);
            --shadow-lg: 0 24px 60px rgba(10, 31, 68, 0.14);
            --spacing-section: 88px;
            --spacing-block: 56px;
            --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;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-main);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-main);
            background: var(--bg-white);
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            border: 0;
            vertical-align: middle;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color 0.25s ease, box-shadow 0.25s ease, background 0.25s ease, transform 0.25s ease;
        }

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

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

        ul,
        ol {
            list-style: none;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.3;
            font-weight: 700;
            color: var(--primary);
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        ::selection {
            background: var(--accent);
            color: var(--primary-dark);
        }

        /* ===== 按钮 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 15px;
            line-height: 1.2;
            cursor: pointer;
            transition: all 0.3s ease;
            border: 1px solid transparent;
            text-align: center;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 8px 24px rgba(10, 31, 68, 0.22);
        }

        .btn-primary:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 14px 34px rgba(10, 31, 68, 0.28);
        }

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

        .btn-outline:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
        }

        .btn-accent {
            background: var(--accent);
            color: var(--primary-dark);
            box-shadow: 0 8px 20px rgba(201, 168, 108, 0.25);
        }

        .btn-accent:hover {
            background: var(--accent-dark);
            color: #fff;
            transform: translateY(-2px);
        }

        .btn-light {
            background: #fff;
            color: var(--primary);
        }

        .btn-light:hover {
            background: var(--accent-light);
            color: var(--primary-dark);
            transform: translateY(-2px);
        }

        .btn:focus-visible,
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 3px solid var(--accent);
            outline-offset: 2px;
        }

        /* ===== 头部导航 ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border-color);
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.04);
        }

        .site-header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 32px;
        }

        .brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: var(--primary);
            color: #fff;
            font-size: 20px;
            font-weight: 800;
            box-shadow: 0 8px 20px rgba(10, 31, 68, 0.22);
        }

        .brand-text {
            font-size: 20px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: 1px;
            white-space: nowrap;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            flex: 1;
            justify-content: center;
        }

        .nav-link {
            position: relative;
            padding: 8px 18px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
            border-radius: 50px;
            transition: all 0.25s ease;
        }

        .nav-link:hover {
            color: var(--primary);
            background: rgba(10, 31, 68, 0.05);
        }

        .nav-link.active {
            color: var(--primary);
            background: rgba(10, 31, 68, 0.08);
        }

        .nav-link.active::after {
            content: "";
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 18px;
            height: 3px;
            border-radius: 3px;
            background: var(--accent);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-shrink: 0;
        }

        .header-search {
            display: flex;
            align-items: center;
            background: var(--bg-light);
            border: 1px solid var(--border-color);
            border-radius: 50px;
            padding: 0 6px 0 16px;
            height: 42px;
            width: 220px;
            transition: border-color 0.3s, box-shadow 0.3s;
        }

        .header-search:focus-within {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(201, 168, 108, 0.15);
        }

        .header-search input {
            flex: 1;
            font-size: 14px;
            color: var(--text-main);
            background: transparent;
        }

        .header-search input::placeholder {
            color: #9aa1af;
        }

        .header-search button {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            cursor: pointer;
            transition: background 0.3s;
        }

        .header-search button:hover {
            background: var(--accent-dark);
        }

        .header-cta {
            height: 42px;
            padding: 0 24px;
            font-size: 14px;
        }

        .mobile-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border-radius: 10px;
            background: var(--bg-light);
            border: 1px solid var(--border-color);
            color: var(--primary);
            font-size: 18px;
            cursor: pointer;
            align-items: center;
            justify-content: center;
            transition: all 0.3s;
        }

        .mobile-toggle:hover {
            background: var(--primary);
            color: #fff;
        }

        /* ===== 文章Hero ===== */
        .article-hero {
            position: relative;
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            padding: 110px 0 90px;
            color: #fff;
        }

        .article-hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(7, 20, 46, 0.9) 0%, rgba(10, 31, 68, 0.72) 60%, rgba(10, 31, 68, 0.45) 100%);
            z-index: 1;
        }

        .article-hero .container {
            position: relative;
            z-index: 2;
        }

        .article-hero-content {
            max-width: 860px;
        }

        .article-hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent);
            color: var(--primary-dark);
            font-size: 13px;
            font-weight: 700;
            padding: 7px 18px;
            border-radius: 50px;
            margin-bottom: 24px;
            box-shadow: 0 6px 16px rgba(201, 168, 108, 0.3);
        }

        .article-hero h1 {
            color: #fff;
            font-size: 42px;
            font-weight: 800;
            line-height: 1.25;
            margin-bottom: 22px;
            letter-spacing: 1px;
            text-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
        }

        .article-hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            align-items: center;
        }

        .meta-item {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.85);
        }

        .meta-item i {
            color: var(--accent);
        }

        /* ===== 面包屑 ===== */
        .breadcrumb-wrap {
            background: var(--bg-light);
            border-bottom: 1px solid var(--border-color);
            padding: 14px 0;
        }

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

        .breadcrumb a {
            color: var(--text-muted);
        }

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

        .breadcrumb i {
            font-size: 12px;
            color: #b0b7c3;
        }

        .breadcrumb .current {
            color: var(--primary);
            font-weight: 600;
            max-width: 360px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        /* ===== 主体布局 ===== */
        .article-body-section {
            padding: var(--spacing-block) 0 70px;
            background: var(--bg-white);
        }

        .article-layout {
            display: flex;
            flex-wrap: wrap;
        }

        .article-main {
            padding-right: 32px;
        }

        .article-content-wrap {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
        }

        .article-content {
            font-size: 16px;
            line-height: 2;
            color: #2d3440;
        }

        .article-content p {
            margin-bottom: 24px;
        }

        .article-content h2 {
            font-size: 24px;
            margin: 36px 0 16px;
            padding-left: 16px;
            border-left: 4px solid var(--accent);
        }

        .article-content h3 {
            font-size: 20px;
            margin: 28px 0 12px;
        }

        .article-content h4 {
            font-size: 17px;
            margin: 20px 0 10px;
        }

        .article-content ul {
            list-style: disc;
            padding-left: 24px;
            margin-bottom: 24px;
        }

        .article-content ol {
            list-style: decimal;
            padding-left: 24px;
            margin-bottom: 24px;
        }

        .article-content li {
            margin-bottom: 8px;
        }

        .article-content blockquote {
            border-left: 4px solid var(--accent);
            background: var(--bg-light);
            padding: 18px 24px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin: 28px 0;
            color: var(--text-muted);
            font-style: italic;
        }

        .article-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 28px 0;
            font-size: 15px;
        }

        .article-content table th,
        .article-content table td {
            border: 1px solid var(--border-color);
            padding: 12px 16px;
            text-align: left;
        }

        .article-content table th {
            background: var(--primary);
            color: #fff;
            font-weight: 600;
        }

        .article-content table tr:nth-child(even) {
            background: var(--bg-light);
        }

        .article-content img {
            border-radius: var(--radius-md);
            margin: 28px 0;
            box-shadow: var(--shadow-md);
        }

        .article-content a {
            color: var(--accent-dark);
            text-decoration: underline;
            text-underline-offset: 3px;
        }

        .article-content a:hover {
            color: var(--primary);
        }

        /* ===== 空状态 ===== */
        .not-found-box {
            text-align: center;
            padding: 70px 30px;
            border-radius: var(--radius-lg);
            background: var(--bg-light);
            border: 1px dashed var(--border-color);
        }

        .not-found-box i {
            font-size: 48px;
            color: var(--accent);
            margin-bottom: 18px;
        }

        .not-found-box h2 {
            font-size: 26px;
            margin-bottom: 12px;
        }

        .not-found-box p {
            color: var(--text-muted);
            margin-bottom: 24px;
        }

        /* ===== 标签分享 ===== */
        .article-footer-tools {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 18px;
            margin-top: 40px;
            padding-top: 26px;
            border-top: 1px solid var(--border-color);
        }

        .article-tags {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
        }

        .tag-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-muted);
        }

        .tag {
            display: inline-block;
            padding: 6px 14px;
            border-radius: 50px;
            background: var(--bg-light);
            border: 1px solid var(--border-color);
            font-size: 13px;
            color: var(--primary);
            cursor: default;
            transition: all 0.25s;
        }

        .tag:hover {
            border-color: var(--accent);
            background: rgba(201, 168, 108, 0.1);
        }

        .article-share {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .share-label {
            font-size: 14px;
            color: var(--text-muted);
            margin-right: 4px;
        }

        .share-btn {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            cursor: pointer;
            transition: all 0.3s;
            border: 1px solid var(--border-color);
            background: var(--bg-white);
        }

        .share-btn.wechat:hover {
            background: #07c160;
            color: #fff;
            border-color: #07c160;
            transform: translateY(-3px);
        }

        .share-btn.weibo:hover {
            background: #e6162d;
            color: #fff;
            border-color: #e6162d;
            transform: translateY(-3px);
        }

        .share-btn.qq:hover {
            background: #12b7f5;
            color: #fff;
            border-color: #12b7f5;
            transform: translateY(-3px);
        }

        /* ===== 侧边栏 ===== */
        .article-sidebar {
            display: flex;
            flex-direction: column;
            gap: 28px;
        }

        .sidebar-widget {
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 28px;
            box-shadow: var(--shadow-sm);
            transition: box-shadow 0.3s;
        }

        .sidebar-widget:hover {
            box-shadow: var(--shadow-md);
        }

        .widget-title {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 20px;
            padding-bottom: 14px;
            border-bottom: 2px solid var(--bg-light);
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .widget-title i {
            color: var(--accent);
        }

        .info-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .info-list li {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 14px;
        }

        .info-list .label {
            color: var(--text-muted);
        }

        .info-list .value {
            font-weight: 600;
            color: var(--primary);
            text-align: right;
        }

        .channel-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .channel-links a {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 14px 18px;
            border-radius: var(--radius-sm);
            background: var(--bg-light);
            border: 1px solid transparent;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
            transition: all 0.3s;
        }

        .channel-links a i {
            color: var(--accent);
            font-size: 18px;
            width: 24px;
            text-align: center;
        }

        .channel-links a:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            transform: translateX(4px);
        }

        .recommend-list {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .recommend-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 12px 0;
            border-bottom: 1px solid var(--bg-light);
            transition: background 0.3s, padding 0.3s;
            border-radius: var(--radius-sm);
        }

        .recommend-item:hover {
            background: rgba(10, 31, 68, 0.03);
            padding-left: 8px;
        }

        .recommend-index {
            font-size: 20px;
            font-weight: 800;
            color: var(--accent);
            min-width: 30px;
            font-style: italic;
        }

        .recommend-info h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.45;
            margin-bottom: 4px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .recommend-info span {
            font-size: 13px;
            color: var(--text-muted);
        }

        /* ===== 相关文章 ===== */
        .related-section {
            padding: var(--spacing-block) 0;
            background: var(--bg-light);
        }

        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }

        .section-header .section-subtitle {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            color: var(--accent-dark);
            letter-spacing: 3px;
            text-transform: uppercase;
            margin-bottom: 10px;
        }

        .section-header h2 {
            font-size: 34px;
            font-weight: 800;
            margin-bottom: 12px;
        }

        .section-header p {
            color: var(--text-muted);
            max-width: 560px;
            margin: 0 auto;
        }

        .article-card {
            display: block;
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all 0.3s ease;
            height: 100%;
            border: 1px solid var(--border-color);
        }

        .article-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: transparent;
        }

        .card-cover {
            position: relative;
            height: 170px;
            overflow: hidden;
        }

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

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

        .card-cover::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(0, 0, 0, 0.25), transparent);
        }

        .card-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            z-index: 2;
            background: var(--accent);
            color: var(--primary-dark);
            font-size: 12px;
            font-weight: 700;
            padding: 5px 14px;
            border-radius: 50px;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
        }

        .card-body {
            padding: 20px 22px 24px;
        }

        .card-body h3 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 10px;
            line-height: 1.45;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            min-height: 48px;
            transition: color 0.3s;
        }

        .article-card:hover .card-body h3 {
            color: var(--accent-dark);
        }

        .card-body p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 14px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .card-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 13px;
            color: var(--text-muted);
            padding-top: 14px;
            border-top: 1px solid var(--bg-light);
        }

        .card-meta i {
            color: var(--accent);
            margin-right: 5px;
        }

        /* ===== CTA ===== */
        .cta-section {
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            position: relative;
            padding: 110px 0;
            color: #fff;
        }

        .cta-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(105deg, rgba(7, 20, 46, 0.94) 30%, rgba(10, 31, 68, 0.75) 100%);
        }

        .cta-section .container {
            position: relative;
            z-index: 2;
            text-align: center;
        }

        .cta-section h2 {
            color: #fff;
            font-size: 36px;
            font-weight: 800;
            margin-bottom: 16px;
        }

        .cta-section p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 17px;
            max-width: 640px;
            margin: 0 auto 36px;
        }

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

        /* ===== FAQ ===== */
        .faq-section {
            padding: var(--spacing-block) 0;
            background: var(--bg-white);
        }

        .faq-list {
            max-width: 820px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .faq-item {
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: border-color 0.3s, box-shadow 0.3s;
        }

        .faq-item:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-sm);
        }

        .faq-item.active {
            border-color: var(--accent);
            box-shadow: var(--shadow-md);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 24px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            transition: background 0.3s;
        }

        .faq-question:hover {
            background: rgba(10, 31, 68, 0.02);
        }

        .faq-question .faq-icon {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--bg-light);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: var(--primary);
            transition: all 0.3s;
        }

        .faq-item.active .faq-icon {
            background: var(--accent);
            color: var(--primary-dark);
            transform: rotate(135deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            padding: 0 24px;
            color: var(--text-muted);
            font-size: 15px;
            line-height: 1.8;
            transition: max-height 0.4s ease, padding 0.4s ease;
        }

        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 24px 20px;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-deep);
            color: rgba(255, 255, 255, 0.72);
            padding: 70px 0 0;
            border-top: 4px solid var(--accent);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
            gap: 48px;
            padding-bottom: 48px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-brand .brand-text {
            color: #fff;
        }

        .footer-brand .brand-icon {
            background: var(--accent);
            color: var(--primary-dark);
        }

        .footer-brand p {
            margin-top: 18px;
            font-size: 14px;
            line-height: 1.8;
            max-width: 320px;
        }

        .footer-social {
            display: flex;
            gap: 12px;
            margin-top: 20px;
        }

        .footer-social a {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            color: rgba(255, 255, 255, 0.85);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            transition: all 0.3s;
        }

        .footer-social a:hover {
            background: var(--accent);
            color: var(--primary-dark);
            transform: translateY(-3px);
        }

        .footer-title {
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }

        .footer-title::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 32px;
            height: 3px;
            border-radius: 3px;
            background: var(--accent);
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.72);
            font-size: 14px;
            transition: color 0.3s, padding-left 0.3s;
        }

        .footer-links a:hover {
            color: var(--accent);
            padding-left: 6px;
        }

        .footer-contact {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .footer-contact li {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 14px;
        }

        .footer-contact i {
            color: var(--accent);
            width: 18px;
        }

        .footer-bottom {
            padding: 24px 0;
            text-align: center;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.45);
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }

        /* ===== 响应式断点 ===== */
        @media screen and (max-width: 1024px) {
            .header-search {
                display: none;
            }

            .article-main {
                padding-right: 0;
            }

            .article-hero h1 {
                font-size: 34px;
            }

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

        @media screen and (max-width: 768px) {
            :root {
                --spacing-section: 64px;
            }

            .site-header-inner {
                height: auto;
                flex-wrap: wrap;
                padding: 12px 0;
                gap: 12px;
            }

            .mobile-toggle {
                display: inline-flex;
                margin-left: auto;
            }

            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                gap: 4px;
                padding: 10px 0;
                border-top: 1px solid var(--border-color);
            }

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

            .nav-link {
                padding: 12px 18px;
                border-radius: var(--radius-sm);
                text-align: center;
            }

            .nav-link.active::after {
                display: none;
            }

            .header-actions {
                display: none;
            }

            .article-hero {
                padding: 70px 0 54px;
            }

            .article-hero h1 {
                font-size: 28px;
            }

            .section-header h2 {
                font-size: 27px;
            }

            .cta-section h2 {
                font-size: 28px;
            }

            .faq-question {
                font-size: 15px;
                padding: 16px 18px;
            }

            .article-footer-tools {
                flex-direction: column;
                align-items: flex-start;
            }

            .article-sidebar {
                margin-top: 40px;
            }
        }

        @media screen and (max-width: 520px) {
            .container {
                padding: 0 16px;
            }

            .brand-text {
                font-size: 17px;
            }

            .brand-icon {
                width: 36px;
                height: 36px;
                font-size: 16px;
            }

            .article-hero h1 {
                font-size: 23px;
            }

            .article-hero-meta {
                gap: 12px;
                flex-direction: column;
                align-items: flex-start;
            }

            .breadcrumb .current {
                max-width: 180px;
            }

            .section-header h2 {
                font-size: 23px;
            }

            .section-header p {
                font-size: 14px;
            }

            .cta-buttons {
                flex-direction: column;
            }

            .cta-buttons .btn {
                width: 100%;
            }

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

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

            .footer-bottom {
                font-size: 13px;
                padding: 20px 16px;
            }

            .article-content {
                font-size: 15px;
                line-height: 1.85;
            }

            .article-content h2 {
                font-size: 20px;
            }

            .article-content h3 {
                font-size: 18px;
            }
        }

/* roulang page: category1 */
/* ========== 设计变量 ========== */
        :root {
            --primary: #102a43;
            --primary-light: #1a4370;
            --primary-lighter: #e8eff8;
            --accent: #e63b3b;
            --accent-light: #ffe8e8;
            --gold: #f0b429;
            --dark: #0b1f33;
            --dark-card: #142b42;
            --bg: #f4f6f9;
            --white: #ffffff;
            --text: #1b2733;
            --text-light: #526573;
            --text-muted: #8496a5;
            --border: #dfe6ed;
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-sm: 8px;
            --shadow-xs: 0 1px 3px rgba(15, 30, 46, 0.05);
            --shadow-sm: 0 2px 10px rgba(15, 30, 46, 0.06);
            --shadow-md: 0 8px 30px rgba(15, 30, 46, 0.09);
            --shadow-lg: 0 16px 48px rgba(15, 30, 46, 0.14);
            --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
            --container: 1200px;
            --font-sans: "PingFang SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
        }

        /* ========== Reset & Base ========== */
        *, *::before, *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--font-sans);
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

        ul, ol {
            list-style: none;
        }

        button, input, select, textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }

        /* ========== 通用容器与排版 ========== */
        .container {
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }

        .section {
            padding: 88px 0;
        }

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

        .section-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 44px;
        }

        .section-header .section-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.12em;
            text-transform: uppercase;
            color: var(--accent);
            background: var(--accent-light);
            padding: 4px 14px;
            border-radius: 100px;
            margin-bottom: 10px;
        }

        .section-header h2 {
            font-size: 34px;
            font-weight: 800;
            line-height: 1.3;
            color: var(--primary);
            letter-spacing: -0.02em;
        }

        .section-header p {
            color: var(--text-light);
            max-width: 520px;
            font-size: 15px;
        }

        .section-header .header-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            border-bottom: 2px solid var(--accent);
            padding-bottom: 2px;
            transition: var(--transition);
        }

        .section-header .header-link:hover {
            color: var(--accent);
        }

        /* ========== 按钮 ========== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: 50px;
            font-size: 15px;
            font-weight: 700;
            line-height: 1.2;
            border: 2px solid transparent;
            cursor: pointer;
            transition: var(--transition);
            text-align: center;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--accent);
            color: var(--white);
            box-shadow: 0 4px 18px rgba(230, 59, 59, 0.32);
        }

        .btn-primary:hover {
            background: #d62e2e;
            color: var(--white);
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(230, 59, 59, 0.4);
        }

        .btn-outline {
            background: transparent;
            color: var(--white);
            border-color: rgba(255, 255, 255, 0.7);
        }

        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: var(--white);
            color: var(--white);
            transform: translateY(-2px);
        }

        .btn-dark {
            background: var(--primary);
            color: var(--white);
            box-shadow: 0 4px 16px rgba(16, 42, 67, 0.24);
        }

        .btn-dark:hover {
            background: var(--primary-light);
            color: var(--white);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(16, 42, 67, 0.3);
        }

        .btn-sm {
            padding: 8px 20px;
            font-size: 13px;
        }

        .btn:focus-visible {
            outline: 3px solid rgba(230, 59, 59, 0.4);
            outline-offset: 3px;
        }

        /* ========== Header & 导航 ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            box-shadow: var(--shadow-xs);
        }

        .site-header .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            height: 72px;
        }

        .brand {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            color: #fff;
            font-size: 20px;
            font-weight: 800;
            box-shadow: 0 4px 14px rgba(16, 42, 67, 0.25);
        }

        .brand-text {
            font-size: 20px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.01em;
            white-space: nowrap;
        }

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

        .main-nav .nav-link {
            padding: 8px 18px;
            border-radius: 50px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-light);
            transition: var(--transition);
        }

        .main-nav .nav-link:hover {
            color: var(--primary);
            background: var(--primary-lighter);
        }

        .main-nav .nav-link.active {
            color: var(--white);
            background: var(--primary);
            box-shadow: 0 4px 14px rgba(16, 42, 67, 0.25);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-shrink: 0;
        }

        .header-search {
            position: relative;
        }

        .header-search input {
            width: 180px;
            height: 40px;
            border: 1px solid var(--border);
            border-radius: 50px;
            padding: 0 42px 0 18px;
            font-size: 14px;
            background: var(--bg);
            outline: none;
            transition: var(--transition);
        }

        .header-search input:focus {
            border-color: var(--primary);
            background: var(--white);
            box-shadow: 0 0 0 4px rgba(16, 42, 67, 0.08);
        }

        .header-search i {
            position: absolute;
            right: 16px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-muted);
            font-size: 14px;
            pointer-events: none;
        }

        .menu-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
        }

        .menu-toggle span {
            width: 22px;
            height: 2px;
            background: var(--primary);
            border-radius: 4px;
            transition: var(--transition);
        }

        .menu-toggle.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .menu-toggle.active span:nth-child(2) {
            opacity: 0;
        }

        .menu-toggle.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* ========== Hero ========== */
        .hero {
            position: relative;
            padding: 140px 0 180px;
            overflow: hidden;
            background-color: var(--dark);
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            background-size: cover;
            background-position: center;
            opacity: 0.45;
            z-index: 0;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(115deg, rgba(11, 31, 51, 0.96) 0%, rgba(11, 31, 51, 0.78) 45%, rgba(16, 42, 67, 0.35) 100%);
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
        }

        .hero-inner {
            max-width: 680px;
        }

        .hero-tag {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 24px;
        }

        .hero-tag span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 5px 16px;
            border-radius: 100px;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.28);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            backdrop-filter: blur(6px);
        }

        .hero-tag span i {
            color: var(--gold);
        }

        .hero-inner h1 {
            font-size: 48px;
            line-height: 1.22;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.02em;
            margin-bottom: 20px;
        }

        .hero-inner h1 span {
            color: var(--gold);
        }

        .hero-inner p {
            font-size: 17px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.85);
            max-width: 560px;
            margin-bottom: 36px;
        }

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

        .hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 28px;
            margin-top: 44px;
            padding-top: 28px;
            border-top: 1px solid rgba(255, 255, 255, 0.18);
        }

        .hero-meta-item {
            display: flex;
            align-items: center;
            gap: 10px;
            color: rgba(255, 255, 255, 0.8);
            font-size: 14px;
        }

        .hero-meta-item i {
            color: var(--gold);
            font-size: 17px;
        }

        /* ========== 数据条 Stats ========== */
        .stats-bar {
            padding: 0 0 80px;
            margin-top: -80px;
            position: relative;
            z-index: 10;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            background: var(--white);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-lg);
            padding: 36px 40px;
            border: 1px solid var(--border);
        }

        .stat-item {
            text-align: center;
            padding: 12px 8px;
            position: relative;
        }

        .stat-item:not(:last-child)::after {
            content: "";
            position: absolute;
            right: -10px;
            top: 20%;
            height: 60%;
            width: 1px;
            background: var(--border);
        }

        .stat-num {
            font-size: 38px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.1;
            letter-spacing: -0.02em;
        }

        .stat-num em {
            font-style: normal;
            font-size: 22px;
            color: var(--accent);
            margin-left: 2px;
        }

        .stat-label {
            font-size: 14px;
            color: var(--text-light);
            margin-top: 6px;
            font-weight: 500;
        }

        .stat-trend {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            margin-top: 4px;
            font-size: 12px;
            font-weight: 700;
            color: #20a05e;
            background: #e6f9ef;
            padding: 2px 10px;
            border-radius: 100px;
        }

        /* ========== 头条区域 ========== */
        .featured-section {
            background: var(--white);
            padding: 80px 0;
        }

        .featured-grid {
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 28px;
        }

        .featured-main {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            min-height: 460px;
            display: flex;
            align-items: flex-end;
            box-shadow: var(--shadow-md);
            transition: var(--transition);
        }

        .featured-main:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }

        .featured-main .featured-img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            z-index: 0;
        }

        .featured-main .featured-cover {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(11, 31, 51, 0) 40%, rgba(11, 31, 51, 0.92) 100%);
            z-index: 1;
        }

        .featured-main .featured-body {
            position: relative;
            z-index: 2;
            padding: 40px;
            color: #fff;
        }

        .featured-main .featured-cat {
            display: inline-block;
            background: var(--accent);
            color: #fff;
            font-size: 12px;
            font-weight: 700;
            padding: 3px 14px;
            border-radius: 100px;
            margin-bottom: 12px;
            letter-spacing: 0.06em;
        }

        .featured-main h3 {
            font-size: 28px;
            line-height: 1.35;
            font-weight: 700;
            margin-bottom: 12px;
            color: #fff;
        }

        .featured-main p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.82);
            margin-bottom: 18px;
            line-height: 1.7;
        }

        .featured-meta {
            display: flex;
            align-items: center;
            gap: 18px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.72);
        }

        .featured-meta i {
            margin-right: 4px;
        }

        .featured-side {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .featured-side-item {
            display: flex;
            gap: 18px;
            background: var(--bg);
            border-radius: var(--radius-md);
            padding: 18px;
            border: 1px solid var(--border);
            transition: var(--transition);
            cursor: pointer;
        }

        .featured-side-item:hover {
            background: var(--white);
            box-shadow: var(--shadow-md);
            border-color: transparent;
            transform: translateX(4px);
        }

        .featured-side-item img {
            width: 128px;
            height: 96px;
            object-fit: cover;
            border-radius: var(--radius-sm);
            flex-shrink: 0;
        }

        .featured-side-item .side-body {
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .featured-side-item .side-cat {
            font-size: 12px;
            color: var(--accent);
            font-weight: 700;
            margin-bottom: 4px;
        }

        .featured-side-item h4 {
            font-size: 15px;
            font-weight: 700;
            line-height: 1.45;
            color: var(--text);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .featured-side-item .side-time {
            font-size: 12px;
            color: var(--text-muted);
            margin-top: 6px;
        }

        /* ========== 资讯标签 + 最新资讯 ========== */
        .latest-section {
            padding: 88px 0;
            background: var(--bg);
        }

        .latest-layout {
            display: grid;
            grid-template-columns: 1.4fr 1fr;
            gap: 44px;
        }

        .news-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 32px;
        }

        .news-tags .tag {
            padding: 6px 18px;
            border-radius: 100px;
            font-size: 13px;
            font-weight: 600;
            color: var(--text-light);
            background: var(--white);
            border: 1px solid var(--border);
            cursor: pointer;
            transition: var(--transition);
        }

        .news-tags .tag:hover,
        .news-tags .tag.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            box-shadow: 0 4px 12px rgba(16, 42, 67, 0.2);
        }

        .news-timeline {
            position: relative;
        }

        .news-timeline::before {
            content: "";
            position: absolute;
            left: 78px;
            top: 6px;
            bottom: 6px;
            width: 2px;
            background: linear-gradient(180deg, var(--accent) 0%, var(--primary) 100%);
            border-radius: 2px;
            opacity: 0.3;
        }

        .news-timeline-item {
            position: relative;
            display: flex;
            gap: 24px;
            padding: 0 0 28px 0;
        }

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

        .news-time {
            width: 78px;
            flex-shrink: 0;
            text-align: right;
            font-weight: 800;
            font-size: 15px;
            color: var(--primary);
            padding-top: 2px;
            line-height: 1.4;
        }

        .news-time span {
            display: block;
            font-size: 12px;
            color: var(--text-muted);
            font-weight: 500;
        }

        .news-dot {
            position: absolute;
            left: 72px;
            top: 8px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: var(--accent);
            border: 3px solid var(--white);
            box-shadow: 0 0 0 3px var(--accent-light);
            z-index: 1;
        }

        .news-card {
            flex: 1;
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 22px 26px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-xs);
            transition: var(--transition);
        }

        .news-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
            border-color: transparent;
        }

        .news-card-top {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 8px;
        }

        .news-card-top .news-cat {
            font-size: 12px;
            font-weight: 700;
            color: var(--accent);
            background: var(--accent-light);
            padding: 2px 12px;
            border-radius: 100px;
        }

        .news-card-top .news-views {
            font-size: 12px;
            color: var(--text-muted);
            margin-left: auto;
        }

        .news-card-top .news-views i {
            margin-right: 4px;
        }

        .news-card h3 {
            font-size: 18px;
            font-weight: 700;
            line-height: 1.5;
            color: var(--text);
            margin-bottom: 8px;
            transition: var(--transition);
        }

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

        .news-card h3 a {
            color: inherit;
        }

        .news-card p {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.7;
            margin-bottom: 6px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        /* 侧边栏 */
        .latest-sidebar {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .sidebar-card {
            background: var(--white);
            border-radius: var(--radius-lg);
            padding: 30px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
        }

        .sidebar-card .card-title {
            font-size: 18px;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .sidebar-card .card-title i {
            color: var(--accent);
        }

        .sidebar-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .sidebar-list-item {
            display: flex;
            gap: 14px;
            align-items: flex-start;
            padding-bottom: 14px;
            border-bottom: 1px dashed var(--border);
        }

        .sidebar-list-item:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }

        .sidebar-list-item .list-num {
            width: 28px;
            height: 28px;
            flex-shrink: 0;
            border-radius: 8px;
            background: var(--primary-lighter);
            color: var(--primary);
            font-size: 13px;
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .sidebar-list-item:nth-child(-n+3) .list-num {
            background: var(--accent);
            color: #fff;
        }

        .sidebar-list-item .list-name {
            font-size: 14px;
            font-weight: 600;
            line-height: 1.5;
            color: var(--text);
        }

        .sidebar-list-item .list-name:hover {
            color: var(--accent);
        }

        /* ========== 热门排行 ========== */
        .ranking-section {
            padding: 88px 0;
            background: var(--white);
        }

        .ranking-wrapper {
            background: var(--dark);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            position: relative;
        }

        .ranking-wrapper::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(16, 42, 67, 0.6) 0%, rgba(11, 31, 51, 0.95) 100%);
        }

        .ranking-header {
            position: relative;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 32px 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .ranking-header h3 {
            font-size: 24px;
            font-weight: 800;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .ranking-header h3 i {
            color: var(--gold);
        }

        .ranking-header .ranking-date {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
        }

        .ranking-table {
            position: relative;
            padding: 12px 0;
        }

        .ranking-row {
            display: grid;
            grid-template-columns: 70px 1fr 120px 160px;
            align-items: center;
            gap: 20px;
            padding: 18px 40px;
            transition: var(--transition);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }

        .ranking-row:last-child {
            border-bottom: none;
        }

        .ranking-row:hover {
            background: rgba(255, 255, 255, 0.04);
            padding-left: 48px;
        }

        .ranking-row .rank-num {
            font-size: 24px;
            font-weight: 800;
            color: rgba(255, 255, 255, 0.45);
            font-style: italic;
        }

        .ranking-row.rank-1 .rank-num {
            color: var(--gold);
        }

        .ranking-row.rank-2 .rank-num {
            color: #c0c8d0;
        }

        .ranking-row.rank-3 .rank-num {
            color: #cd8b62;
        }

        .ranking-row .rank-name {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
        }

        .ranking-row .rank-match {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.62);
        }

        .ranking-row .rank-hot {
            text-align: right;
        }

        .rank-hot .hot-score {
            font-size: 20px;
            font-weight: 800;
            color: var(--gold);
        }

        .rank-hot .hot-trend {
            font-size: 12px;
            color: #4cd68d;
            font-weight: 700;
            margin-left: 8px;
            background: rgba(76, 214, 141, 0.12);
            padding: 2px 8px;
            border-radius: 100px;
        }

        /* ========== 赛程进度 ========== */
        .progress-section {
            padding: 88px 0;
            background: var(--bg);
        }

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

        .progress-steps::before {
            content: "";
            position: absolute;
            top: 34px;
            left: 12%;
            right: 12%;
            height: 3px;
            background: linear-gradient(90deg, var(--accent) 0%, var(--accent) 40%, var(--border) 40%, var(--border) 100%);
            border-radius: 4px;
            z-index: 0;
        }

        .progress-step {
            position: relative;
            text-align: center;
            padding: 0 12px;
            z-index: 1;
        }

        .progress-step .step-icon {
            width: 68px;
            height: 68px;
            margin: 0 auto 16px;
            border-radius: 50%;
            background: var(--white);
            border: 3px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--text-muted);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }

        .progress-step.active .step-icon {
            border-color: var(--accent);
            color: var(--accent);
            box-shadow: 0 0 0 8px var(--accent-light);
        }

        .progress-step.completed .step-icon {
            background: var(--accent);
            border-color: var(--accent);
            color: #fff;
        }

        .progress-step h4 {
            font-size: 17px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 6px;
        }

        .progress-step p {
            font-size: 14px;
            color: var(--text-light);
        }

        .progress-step .step-status {
            display: inline-block;
            margin-top: 8px;
            font-size: 12px;
            font-weight: 700;
            padding: 3px 14px;
            border-radius: 100px;
            background: var(--accent-light);
            color: var(--accent);
        }

        .progress-step.completed .step-status {
            background: #e6f9ef;
            color: #20a05e;
        }

        /* ========== FAQ ========== */
        .faq-section {
            padding: 88px 0;
            background: var(--white);
        }

        .faq-grid {
            max-width: 860px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .faq-item {
            background: var(--bg);
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item:hover {
            border-color: transparent;
            box-shadow: var(--shadow-sm);
        }

        .faq-item.open {
            border-color: transparent;
            box-shadow: var(--shadow-md);
        }

        .faq-question {
            width: 100%;
            padding: 22px 28px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            background: none;
            border: none;
            cursor: pointer;
            text-align: left;
            font-size: 16px;
            font-weight: 700;
            color: var(--primary);
            transition: var(--transition);
        }

        .faq-question .faq-icon {
            width: 28px;
            height: 28px;
            flex-shrink: 0;
            border-radius: 50%;
            background: var(--primary-lighter);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            color: var(--primary);
            transition: var(--transition);
        }

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

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

        .faq-answer-inner {
            padding: 0 28px 24px;
            font-size: 15px;
            line-height: 1.8;
            color: var(--text-light);
        }

        /* ========== CTA ========== */
        .cta-section {
            padding: 88px 0;
            background: var(--bg);
        }

        .cta-box {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            padding: 72px 64px;
            text-align: center;
            background-size: cover;
            background-position: center;
            box-shadow: var(--shadow-lg);
        }

        .cta-box::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(11, 31, 51, 0.95), rgba(16, 42, 67, 0.82));
        }

        .cta-box .cta-content {
            position: relative;
            max-width: 620px;
            margin: 0 auto;
        }

        .cta-box h2 {
            font-size: 36px;
            font-weight: 800;
            color: #fff;
            line-height: 1.35;
            margin-bottom: 16px;
        }

        .cta-box p {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 32px;
            line-height: 1.7;
        }

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

        /* ========== Footer ========== */
        .site-footer {
            background: var(--dark);
            padding: 80px 0 0;
            color: rgba(255, 255, 255, 0.7);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
            gap: 48px;
            padding-bottom: 48px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-brand .brand {
            margin-bottom: 16px;
        }

        .footer-brand .brand-icon {
            background: var(--accent);
        }

        .footer-brand .brand-text {
            color: #fff;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.65);
            margin-bottom: 20px;
        }

        .footer-social {
            display: flex;
            gap: 10px;
        }

        .footer-social a {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, 0.7);
            font-size: 16px;
            transition: var(--transition);
        }

        .footer-social a:hover {
            background: var(--accent);
            color: #fff;
            transform: translateY(-3px);
        }

        .footer-title {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 18px;
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-links li a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            transition: var(--transition);
        }

        .footer-links li a:hover {
            color: var(--gold);
            padding-left: 6px;
        }

        .footer-contact {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .footer-contact li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
        }

        .footer-contact li i {
            color: var(--gold);
            font-size: 15px;
            margin-top: 3px;
        }

        .footer-bottom {
            padding: 28px 0;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
        }

        /* ========== 响应式断点 ========== */
        @media screen and (max-width: 1024px) {
            .section {
                padding: 70px 0;
            }

            .hero {
                padding: 120px 0 160px;
            }

            .hero-inner h1 {
                font-size: 40px;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
                padding: 28px;
            }

            .stat-item:nth-child(2)::after {
                display: none;
            }

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

            .featured-main {
                min-height: 420px;
            }

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

            .ranking-row {
                grid-template-columns: 60px 1fr 100px 130px;
                gap: 12px;
                padding: 16px 28px;
            }

            .ranking-row:hover {
                padding-left: 32px;
            }

            .progress-steps {
                gap: 16px;
            }

            .progress-steps::before {
                top: 32px;
            }

            .cta-box {
                padding: 60px 40px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 40px;
            }
        }

        @media screen and (max-width: 768px) {
            .site-header .header-inner {
                height: 64px;
            }

            .main-nav {
                position: fixed;
                top: 64px;
                left: 0;
                right: 0;
                background: var(--white);
                flex-direction: column;
                padding: 16px 24px;
                gap: 4px;
                border-bottom: 1px solid var(--border);
                box-shadow: var(--shadow-md);
                transform: translateY(-110%);
                opacity: 0;
                transition: var(--transition);
                z-index: 999;
            }

            .main-nav.open {
                transform: translateY(0);
                opacity: 1;
            }

            .main-nav .nav-link {
                width: 100%;
                text-align: center;
            }

            .header-search {
                display: none;
            }

            .header-actions .btn {
                display: none;
            }

            .menu-toggle {
                display: flex;
            }

            .hero {
                padding: 100px 0 140px;
            }

            .hero-inner h1 {
                font-size: 34px;
            }

            .hero-inner p {
                font-size: 16px;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                padding: 24px 20px;
            }

            .stat-num {
                font-size: 32px;
            }

            .section-header h2 {
                font-size: 28px;
            }

            .featured-main {
                min-height: 360px;
            }

            .featured-main .featured-body {
                padding: 28px;
            }

            .featured-main h3 {
                font-size: 22px;
            }

            .featured-side-item {
                flex-direction: column;
                gap: 12px;
            }

            .featured-side-item img {
                width: 100%;
                height: 140px;
            }

            .news-time {
                width: 64px;
                font-size: 13px;
            }

            .news-timeline::before {
                left: 64px;
            }

            .news-dot {
                left: 58px;
            }

            .news-card {
                padding: 18px 20px;
            }

            .ranking-header {
                padding: 24px 24px;
            }

            .ranking-row {
                grid-template-columns: 50px 1fr;
                gap: 8px 16px;
                padding: 14px 24px;
            }

            .ranking-row .rank-match,
            .ranking-row .rank-hot {
                grid-column: 2;
                text-align: left;
                padding-left: 0;
            }

            .rank-hot .hot-score {
                font-size: 16px;
            }

            .progress-steps {
                grid-template-columns: repeat(2, 1fr);
                gap: 32px 16px;
            }

            .progress-steps::before {
                display: none;
            }

            .cta-box {
                padding: 48px 24px;
            }

            .cta-box h2 {
                font-size: 28px;
            }

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

        @media screen and (max-width: 520px) {
            .container {
                padding: 0 18px;
            }

            .brand-text {
                font-size: 17px;
            }

            .brand-icon {
                width: 34px;
                height: 34px;
                font-size: 16px;
                border-radius: 10px;
            }

            .hero-inner h1 {
                font-size: 28px;
            }

            .hero-tag span {
                font-size: 12px;
                padding: 4px 12px;
            }

            .hero-buttons .btn {
                width: 100%;
            }

            .stats-grid {
                gap: 16px;
                padding: 20px 14px;
            }

            .stat-num {
                font-size: 28px;
            }

            .stat-label {
                font-size: 12px;
            }

            .section {
                padding: 56px 0;
            }

            .section-header {
                margin-bottom: 30px;
            }

            .section-header h2 {
                font-size: 24px;
            }

            .featured-main {
                min-height: 300px;
            }

            .featured-main .featured-body {
                padding: 22px;
            }

            .featured-main h3 {
                font-size: 19px;
            }

            .news-timeline::before {
                display: none;
            }

            .news-timeline-item {
                flex-direction: column;
                gap: 8px;
                padding-bottom: 22px;
            }

            .news-time {
                width: auto;
                text-align: left;
                font-size: 13px;
            }

            .news-time span {
                display: inline;
                margin-left: 6px;
            }

            .news-dot {
                display: none;
            }

            .news-card {
                padding: 16px;
            }

            .news-card h3 {
                font-size: 16px;
            }

            .ranking-row {
                grid-template-columns: 44px 1fr;
                padding: 14px 18px;
            }

            .ranking-row .rank-num {
                font-size: 20px;
            }

            .ranking-row .rank-name {
                font-size: 16px;
            }

            .progress-step {
                padding: 0 4px;
            }

            .progress-step .step-icon {
                width: 56px;
                height: 56px;
                font-size: 18px;
            }

            .faq-question {
                padding: 18px 20px;
                font-size: 15px;
            }

            .faq-answer-inner {
                padding: 0 20px 20px;
                font-size: 14px;
            }

            .cta-box {
                padding: 40px 20px;
            }

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

            .cta-buttons .btn {
                width: 100%;
            }

            .footer-grid {
                gap: 30px;
            }
        }

/* roulang page: category2 */
/* ========== 设计变量 ========== */
        :root {
            --primary: #2d5af0;
            --primary-dark: #1a3fae;
            --primary-light: #6b93f8;
            --primary-soft: #eef2ff;
            --accent: #f5a623;
            --accent-dark: #d18f1d;
            --accent-soft: #fef7e8;
            --bg: #f7f9fc;
            --bg-alt: #eef1f6;
            --bg-dark: #111a2c;
            --bg-dark-light: #1a2540;
            --text: #1b2437;
            --text-weak: #5a6b85;
            --text-light: #a0adc3;
            --border: #dfe5ef;
            --radius: 18px;
            --radius-sm: 10px;
            --shadow: 0 6px 28px rgba(17, 26, 44, 0.07);
            --shadow-lg: 0 16px 48px rgba(17, 26, 44, 0.12);
            --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        }

        /* ========== Reset / Base ========== */
        *, *::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); color: var(--text); line-height: 1.75; font-size: 16px; -webkit-font-smoothing: antialiased; }
        img { max-width: 100%; display: block; }
        a { text-decoration: none; color: inherit; transition: var(--transition); }
        ul, ol { list-style: none; }
        button, input, select, textarea { font-family: inherit; font-size: inherit; }
        .container { max-width: 1280px; margin: 0 auto; padding: 0 28px; }
        .section { padding: 88px 0; }
        .section-alt { background: var(--bg-alt); }
        .section-dark { background: var(--bg-dark); }

        /* ========== 顶部导航 ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 2px 16px rgba(17, 26, 44, 0.05);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 32px;
        }
        .brand {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .brand-icon {
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            font-size: 20px;
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 14px rgba(45, 90, 240, 0.35);
        }
        .brand-text {
            font-size: 21px;
            font-weight: 700;
            letter-spacing: 0.5px;
            color: var(--text);
            white-space: nowrap;
        }
        .main-nav {
            display: flex;
            gap: 8px;
            flex: 1;
            justify-content: center;
        }
        .nav-link {
            padding: 8px 18px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-weak);
            transition: var(--transition);
            position: relative;
        }
        .nav-link:hover {
            color: var(--primary);
            background: var(--primary-soft);
        }
        .nav-link.active {
            color: var(--primary);
            background: var(--primary-soft);
            font-weight: 600;
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 18px;
            height: 3px;
            border-radius: 3px;
            background: var(--primary);
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .header-search {
            position: relative;
        }
        .header-search input {
            width: 180px;
            height: 38px;
            border: 1px solid var(--border);
            border-radius: 999px;
            padding: 0 38px 0 16px;
            font-size: 13px;
            background: var(--bg);
            transition: var(--transition);
            outline: none;
        }
        .header-search input:focus {
            border-color: var(--primary);
            background: #fff;
            box-shadow: 0 0 0 3px rgba(45, 90, 240, 0.12);
            width: 220px;
        }
        .header-search i {
            position: absolute;
            right: 14px;
            top: 50%;
            transform: translateY(-50%);
            font-size: 14px;
            color: var(--text-weak);
        }
        .btn-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            height: 40px;
            padding: 0 22px;
            border-radius: 999px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            box-shadow: 0 4px 16px rgba(45, 90, 240, 0.3);
            transition: var(--transition);
        }
        .btn-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(45, 90, 240, 0.4);
            color: #fff;
        }
        .btn-cta:active { transform: translateY(0); box-shadow: 0 2px 8px rgba(45, 90, 240, 0.3); }
        .btn-cta:focus-visible, .nav-link:focus-visible, .btn-outline:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 22px;
            color: var(--text);
            cursor: pointer;
            padding: 8px;
        }

        /* ========== 页内 Banner ========== */
        .page-hero {
            position: relative;
            padding: 96px 0 88px;
            background: linear-gradient(135deg, rgba(17, 26, 44, 0.85), rgba(26, 37, 64, 0.78)), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            color: #fff;
            overflow: hidden;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -60px;
            width: 320px;
            height: 320px;
            border-radius: 50%;
            background: rgba(245, 166, 35, 0.12);
            filter: blur(50px);
        }
        .page-hero .container { position: relative; z-index: 2; }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 22px;
        }
        .breadcrumb a { color: rgba(255, 255, 255, 0.8); }
        .breadcrumb a:hover { color: #fff; }
        .breadcrumb i { font-size: 12px; opacity: 0.6; }
        .page-hero h1 {
            font-size: 42px;
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: 1px;
            margin-bottom: 16px;
        }
        .page-hero h1 span { color: var(--accent); }
        .page-hero .hero-desc {
            font-size: 17px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.85);
            max-width: 700px;
            margin-bottom: 30px;
        }
        .hero-stats {
            display: flex;
            gap: 40px;
            flex-wrap: wrap;
            margin-top: 36px;
        }
        .hero-stat {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }
        .hero-stat .num {
            font-size: 28px;
            font-weight: 800;
            color: #fff;
        }
        .hero-stat .label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
            letter-spacing: 0.5px;
        }

        /* ========== 玩法分类卡片 ========== */
        .section-header {
            text-align: center;
            max-width: 680px;
            margin: 0 auto 52px;
        }
        .section-header .eyebrow {
            display: inline-block;
            padding: 5px 16px;
            border-radius: 999px;
            background: var(--primary-soft);
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 1px;
            margin-bottom: 14px;
        }
        .section-header h2 {
            font-size: 34px;
            font-weight: 800;
            color: var(--text);
            line-height: 1.35;
            margin-bottom: 14px;
        }
        .section-header p {
            color: var(--text-weak);
            font-size: 16px;
            line-height: 1.8;
        }
        .category-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .category-card {
            background: #fff;
            border-radius: var(--radius);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            transition: var(--transition);
            position: relative;
        }
        .category-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: transparent;
        }
        .category-card .card-img {
            height: 190px;
            overflow: hidden;
            position: relative;
        }
        .category-card .card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
        .category-card:hover .card-img img { transform: scale(1.05); }
        .category-card .card-img::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 50%, rgba(17, 26, 44, 0.45));
        }
        .category-card .tag {
            position: absolute;
            top: 16px;
            left: 16px;
            z-index: 2;
            padding: 4px 14px;
            border-radius: 999px;
            background: rgba(255, 255, 255, 0.92);
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
        }
        .category-card .card-body {
            padding: 24px;
        }
        .category-card .card-body h3 {
            font-size: 19px;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .category-card .card-body p {
            font-size: 14px;
            color: var(--text-weak);
            line-height: 1.7;
            margin-bottom: 18px;
        }
        .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
        }
        .card-link i { transition: transform 0.3s ease; font-size: 12px; }
        .card-link:hover { color: var(--primary-dark); }
        .card-link:hover i { transform: translateX(4px); }

        /* ========== 热门玩法排行 ========== */
        .rank-section {
            background: var(--bg-dark);
            position: relative;
            overflow: hidden;
        }
        .rank-section::before {
            content: '';
            position: absolute;
            top: -120px;
            left: -80px;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: radial-gradient(closest-side, rgba(45, 90, 240, 0.35), transparent);
            filter: blur(40px);
        }
        .rank-section .section-header h2 { color: #fff; }
        .rank-section .section-header p { color: rgba(255, 255, 255, 0.6); }
        .rank-section .section-header .eyebrow { background: rgba(245, 166, 35, 0.15); color: var(--accent); }
        .rank-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
            position: relative;
            z-index: 2;
        }
        .rank-item {
            display: flex;
            align-items: center;
            gap: 20px;
            padding: 20px 26px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius);
            transition: var(--transition);
            backdrop-filter: blur(8px);
        }
        .rank-item:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateX(8px);
            border-color: rgba(245, 166, 35, 0.3);
        }
        .rank-num {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 800;
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            flex-shrink: 0;
        }
        .rank-item:nth-child(1) .rank-num { background: linear-gradient(135deg, #f5a623, #ffcf5e); color: #111; }
        .rank-item:nth-child(2) .rank-num { background: linear-gradient(135deg, #a8b6c8, #d5dee8); color: #111; }
        .rank-item:nth-child(3) .rank-num { background: linear-gradient(135deg, #c17a4e, #e5a67f); color: #fff; }
        .rank-info { flex: 1; min-width: 0; }
        .rank-info h3 { color: #fff; font-size: 17px; font-weight: 600; margin-bottom: 4px; }
        .rank-info p { font-size: 13px; color: rgba(255, 255, 255, 0.5); margin: 0; }
        .rank-meta {
            display: flex;
            align-items: center;
            gap: 24px;
            flex-shrink: 0;
        }
        .rank-score {
            text-align: center;
            padding: 4px 14px;
            border-radius: 10px;
            background: rgba(245, 166, 35, 0.15);
        }
        .rank-score .score { font-size: 18px; font-weight: 700; color: var(--accent); }
        .rank-score .score-label { font-size: 11px; color: rgba(255, 255, 255, 0.5); }
        .rank-hot { display: flex; align-items: center; gap: 4px; font-size: 13px; color: rgba(255, 255, 255, 0.4); }
        .rank-hot i { color: var(--accent); font-size: 11px; }

        /* ========== 玩法深度解析 ========== */
        .guide-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 28px;
        }
        .guide-card {
            background: #fff;
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            overflow: hidden;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .guide-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }
        .guide-card .guide-img { height: 210px; overflow: hidden; position: relative; }
        .guide-card .guide-img img { width: 100%; height: 100%; object-fit: cover; }
        .guide-card .guide-img::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 60%, rgba(17, 26, 44, 0.35));
        }
        .guide-card .guide-body { padding: 28px; flex: 1; }
        .guide-card .guide-body h3 { font-size: 20px; font-weight: 700; margin-bottom: 12px; }
        .guide-card .guide-body p { font-size: 14px; color: var(--text-weak); line-height: 1.8; margin-bottom: 18px; }
        .guide-features {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 20px;
        }
        .guide-features span {
            padding: 4px 14px;
            border-radius: 999px;
            background: var(--bg-alt);
            font-size: 12px;
            font-weight: 500;
            color: var(--text-weak);
        }
        .guide-features i { margin-right: 4px; color: var(--primary); font-size: 11px; }

        /* ========== 玩法流程 ========== */
        .process-section { background: var(--bg-alt); }
        .process-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 24px;
            position: relative;
            counter-reset: step;
        }
        .process-grid::before {
            content: '';
            position: absolute;
            top: 40px;
            left: 8%;
            right: 8%;
            height: 2px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            border-radius: 2px;
        }
        .process-item {
            text-align: center;
            position: relative;
            z-index: 2;
        }
        .process-icon {
            width: 80px;
            height: 80px;
            margin: 0 auto 18px;
            border-radius: 50%;
            background: #fff;
            border: 2px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 28px;
            color: var(--primary);
            box-shadow: var(--shadow);
            transition: var(--transition);
            counter-increment: step;
        }
        .process-icon::after {
            content: counter(step);
            position: absolute;
            top: -6px;
            right: -6px;
            width: 26px;
            height: 26px;
            border-radius: 50%;
            background: var(--accent);
            color: #fff;
            font-size: 12px;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 2px solid #fff;
        }
        .process-item:hover .process-icon {
            border-color: var(--primary);
            transform: translateY(-4px);
            box-shadow: 0 10px 24px rgba(45, 90, 240, 0.2);
        }
        .process-item h3 { font-size: 17px; font-weight: 700; margin-bottom: 6px; }
        .process-item p { font-size: 13px; color: var(--text-weak); line-height: 1.6; }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 820px;
            margin: 0 auto;
        }
        .faq-item {
            background: #fff;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
            margin-bottom: 14px;
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover { border-color: var(--primary-light); box-shadow: 0 4px 16px rgba(45, 90, 240, 0.08); }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 24px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            gap: 16px;
        }
        .faq-question .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            border: 1px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            color: var(--primary);
            flex-shrink: 0;
            transition: var(--transition);
        }
        .faq-question:hover .faq-icon { border-color: var(--primary); background: var(--primary-soft); }
        .faq-answer {
            padding: 0 24px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
            color: var(--text-weak);
            font-size: 14px;
            line-height: 1.8;
        }
        .faq-item.open .faq-answer { max-height: 500px; padding: 0 24px 22px; }
        .faq-item.open .faq-icon { transform: rotate(45deg); border-color: var(--primary); background: var(--primary-soft); }

        /* ========== CTA ========== */
        .cta-section {
            position: relative;
            padding: 80px 0;
            background: linear-gradient(135deg, rgba(45, 90, 240, 0.92), rgba(26, 63, 174, 0.95)), url('/assets/images/backpic/back-3.png') center/cover;
            color: #fff;
            text-align: center;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(closest-side at 20% 50%, rgba(255, 255, 255, 0.08), transparent);
        }
        .cta-inner { position: relative; z-index: 2; max-width: 720px; margin: 0 auto; }
        .cta-inner h2 { font-size: 36px; font-weight: 800; margin-bottom: 16px; }
        .cta-inner p { font-size: 16px; color: rgba(255, 255, 255, 0.85); line-height: 1.8; margin-bottom: 32px; }
        .cta-btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
        .btn-white {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: 999px;
            background: #fff;
            color: var(--primary-dark);
            font-weight: 700;
            font-size: 15px;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
        }
        .btn-white:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(0, 0, 0, 0.25); }
        .btn-ghost {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: 999px;
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            font-weight: 600;
            font-size: 15px;
            border: 1px solid rgba(255, 255, 255, 0.35);
            cursor: pointer;
            transition: var(--transition);
        }
        .btn-ghost:hover { background: rgba(255, 255, 255, 0.2); border-color: #fff; }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--bg-dark);
            color: #fff;
            padding: 64px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 0.8fr 0.8fr 1.2fr;
            gap: 48px;
            padding-bottom: 48px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-brand .brand { margin-bottom: 16px; }
        .footer-brand .brand-text { color: #fff; }
        .footer-brand p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.55);
            line-height: 1.8;
            margin-bottom: 22px;
            max-width: 340px;
        }
        .footer-social { display: flex; gap: 10px; }
        .footer-social a {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, 0.6);
            font-size: 16px;
            transition: var(--transition);
        }
        .footer-social a:hover { background: var(--primary); color: #fff; transform: translateY(-3px); }
        .footer-title {
            font-size: 16px;
            font-weight: 700;
            color: rgba(255, 255, 255, 0.95);
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 12px;
        }
        .footer-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 32px;
            height: 2px;
            border-radius: 2px;
            background: var(--accent);
        }
        .footer-links { display: flex; flex-direction: column; gap: 12px; }
        .footer-links a {
            color: rgba(255, 255, 255, 0.5);
            font-size: 14px;
            transition: var(--transition);
            display: inline-block;
        }
        .footer-links a:hover { color: #fff; padding-left: 6px; }
        .footer-contact { display: flex; flex-direction: column; gap: 14px; }
        .footer-contact li {
            display: flex;
            align-items: center;
            gap: 12px;
            color: rgba(255, 255, 255, 0.5);
            font-size: 14px;
        }
        .footer-contact i {
            width: 34px;
            height: 34px;
            border-radius: 8px;
            background: rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-size: 13px;
            flex-shrink: 0;
        }
        .footer-bottom {
            padding: 22px 0;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.35);
        }
        .footer-bottom a { color: rgba(255, 255, 255, 0.5); }
        .footer-bottom a:hover { color: #fff; }

        /* ========== 移动端导航 ========== */
        @media screen and (max-width: 1024px) {
            .header-search input { width: 140px; }
            .header-search input:focus { width: 170px; }
            .header-inner { gap: 16px; }
        }
        @media screen and (max-width: 900px) {
            .header-inner { height: 64px; }
            .main-nav {
                position: fixed;
                top: 64px;
                left: 0;
                right: 0;
                background: #fff;
                border-bottom: 1px solid var(--border);
                flex-direction: column;
                padding: 16px 28px;
                gap: 4px;
                display: none;
                box-shadow: 0 8px 24px rgba(17, 26, 44, 0.1);
                z-index: 99;
            }
            .main-nav.open { display: flex; }
            .nav-link { padding: 12px 16px; border-radius: var(--radius-sm); }
            .nav-link.active::after { display: none; }
            .nav-link.active { background: var(--primary-soft); }
            .hamburger { display: block; }
            .header-search { display: none; }
            .header-actions .btn-cta { padding: 0 18px; }
            .category-grid { grid-template-columns: 1fr; }
            .guide-grid { grid-template-columns: 1fr; }
            .process-grid { grid-template-columns: 1fr 1fr; gap: 20px; }
            .process-grid::before { display: none; }
            .footer-grid { grid-template-columns: 1fr 1fr; }
        }
        @media screen and (max-width: 640px) {
            .section { padding: 60px 0; }
            .page-hero { padding: 60px 0 56px; }
            .page-hero h1 { font-size: 30px; }
            .hero-stats { gap: 24px; }
            .process-grid { grid-template-columns: 1fr; max-width: 320px; margin: 0 auto; }
            .footer-grid { grid-template-columns: 1fr; gap: 32px; }
            .rank-item { flex-wrap: wrap; gap: 12px; padding: 18px; }
            .rank-meta { width: 100%; justify-content: flex-start; gap: 12px; }
        }