/* roulang page: index */
:root {
            --primary: #b3122e;
            --primary-rgb: 179, 18, 46;
            --primary-dark: #8e0d24;
            --accent: #f5c518;
            --accent-rgb: 245, 197, 24;
            --dark: #101218;
            --dark-soft: #1a1d24;
            --body-bg: #f5f6f8;
            --text: #1d2129;
            --text-light: #5a6270;
            --border: #e6e8ee;
            --white: #ffffff;
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-sm: 8px;
            --shadow-sm: 0 2px 10px rgba(16, 18, 24, .05);
            --shadow: 0 8px 30px rgba(16, 18, 24, .08);
            --shadow-lg: 0 20px 50px rgba(16, 18, 24, .12);
            --font: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            --sidebar-w: 280px;
            --transition: .3s cubic-bezier(.4, 0, .2, 1);
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font);
            background: var(--body-bg);
            color: var(--text);
            line-height: 1.7;
            margin: 0;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input {
            font-family: inherit;
            outline: none;
        }
        .app-layout {
            display: flex;
            min-height: 100vh;
            width: 100%;
        }
        .site-header {
            flex-shrink: 0;
        }
        .sidebar {
            position: fixed;
            top: 0;
            left: 0;
            bottom: 0;
            width: var(--sidebar-w);
            background: linear-gradient(180deg, #14161b 0%, #0d0f14 100%);
            color: #d7d7df;
            z-index: 1040;
            overflow-y: auto;
            padding: 0;
            border-right: 1px solid rgba(255, 255, 255, .04);
            transition: transform var(--transition);
        }
        .sidebar-inner {
            display: flex;
            flex-direction: column;
            min-height: 100%;
            padding: 28px 22px 18px;
        }
        .sidebar-brand {
            padding-bottom: 24px;
            border-bottom: 1px solid rgba(255, 255, 255, .07);
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            color: #fff;
            font-size: 19px;
            font-weight: 800;
            letter-spacing: .5px;
            line-height: 1.3;
            transition: opacity var(--transition);
        }
        .brand-logo:hover {
            color: #fff;
            opacity: .85;
        }
        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            font-size: 16px;
            flex-shrink: 0;
            box-shadow: 0 4px 14px rgba(var(--primary-rgb), .35);
        }
        .brand-tag {
            font-size: 12px;
            color: #8b8b98;
            margin: 8px 0 0 44px;
            letter-spacing: 1px;
        }
        .sidebar-search {
            padding: 18px 0 14px;
        }
        .search-form {
            position: relative;
            display: flex;
            align-items: center;
        }
        .search-form i {
            position: absolute;
            left: 14px;
            font-size: 14px;
            color: #6b6b78;
            pointer-events: none;
        }
        .search-form input {
            width: 100%;
            background: rgba(255, 255, 255, .06);
            border: 1px solid transparent;
            border-radius: 12px;
            color: #eaeaf0;
            padding: 10px 14px 10px 40px;
            font-size: 14px;
            transition: border-color var(--transition), background var(--transition);
        }
        .search-form input::placeholder {
            color: #6b6b78;
        }
        .search-form input:focus {
            background: rgba(255, 255, 255, .1);
            border-color: rgba(var(--primary-rgb), .5);
        }
        .sidebar-nav {
            padding: 16px 0;
            flex: 1;
        }
        .nav-label {
            font-size: 11px;
            text-transform: uppercase;
            letter-spacing: 2px;
            color: #6b6b78;
            margin: 12px 0 10px;
            padding-left: 10px;
        }
        .nav-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-list li a {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 11px 14px;
            border-radius: 12px;
            color: #b9b9c6;
            font-size: 15px;
            font-weight: 500;
            transition: background var(--transition), color var(--transition), transform var(--transition);
            margin-bottom: 4px;
        }
        .nav-list li a i {
            width: 20px;
            text-align: center;
            font-size: 15px;
            opacity: .75;
        }
        .nav-list li a:hover {
            background: rgba(255, 255, 255, .06);
            color: #fff;
            transform: translateX(2px);
        }
        .nav-list li.active a {
            background: linear-gradient(135deg, rgba(var(--primary-rgb), .8), rgba(var(--primary-rgb), .55));
            color: #fff;
            font-weight: 600;
            box-shadow: 0 6px 18px rgba(var(--primary-rgb), .25);
        }
        .nav-list li.active a i {
            opacity: 1;
        }
        .sidebar-contact {
            padding: 16px 0;
            border-top: 1px solid rgba(255, 255, 255, .06);
        }
        .contact-link {
            display: flex;
            align-items: center;
            gap: 10px;
            color: #9a9aa8;
            font-size: 13px;
            padding: 7px 10px;
            border-radius: 8px;
            transition: color var(--transition), background var(--transition);
        }
        .contact-link:hover {
            color: #fff;
            background: rgba(255, 255, 255, .04);
        }
        .sidebar-footer {
            padding: 18px 10px 6px;
            border-top: 1px solid rgba(255, 255, 255, .06);
        }
        .social-links {
            display: flex;
            gap: 10px;
            margin-bottom: 14px;
        }
        .social-links a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: rgba(255, 255, 255, .06);
            color: #9a9aa8;
            font-size: 14px;
            transition: background var(--transition), color var(--transition), transform var(--transition);
        }
        .social-links a:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
        }
        .sidebar-footer p {
            font-size: 11px;
            color: #5c5c68;
            margin: 0;
            line-height: 1.6;
        }
        .main-content {
            flex: 1;
            margin-left: var(--sidebar-w);
            min-width: 0;
            display: flex;
            flex-direction: column;
        }
        .mobile-topbar {
            display: none;
            align-items: center;
            justify-content: space-between;
            padding: 14px 20px;
            background: var(--dark);
            position: sticky;
            top: 0;
            z-index: 1030;
            box-shadow: 0 4px 20px rgba(0, 0, 0, .3);
        }
        .mobile-brand {
            color: #fff;
            font-size: 17px;
            font-weight: 800;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .mobile-brand i {
            color: var(--accent);
        }
        .menu-toggle {
            background: none;
            border: none;
            color: #fff;
            font-size: 20px;
            width: 40px;
            height: 40px;
            border-radius: 10px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            transition: background var(--transition);
        }
        .menu-toggle:hover {
            background: rgba(255, 255, 255, .1);
        }
        .menu-toggle:focus {
            box-shadow: 0 0 0 3px rgba(var(--primary-rgb), .4);
        }
        .hero-section {
            position: relative;
            background-size: cover;
            background-position: center;
            padding: 100px 0 90px;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(10, 12, 18, .92) 0%, rgba(16, 18, 24, .78) 45%, rgba(179, 18, 46, .45) 100%);
        }
        .hero-section .container {
            position: relative;
            z-index: 2;
        }
        .hero-content {
            max-width: 640px;
            color: #fff;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, .1);
            border: 1px solid rgba(255, 255, 255, .2);
            backdrop-filter: blur(8px);
            padding: 6px 16px;
            border-radius: 100px;
            font-size: 13px;
            color: #ffe9b0;
            margin-bottom: 22px;
            letter-spacing: 1px;
        }
        .hero-content h1 {
            font-size: 44px;
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: 1px;
            margin-bottom: 18px;
            color: #fff;
            text-shadow: 0 2px 24px rgba(0, 0, 0, .3);
        }
        .hero-desc {
            font-size: 17px;
            line-height: 1.8;
            color: rgba(255, 255, 255, .85);
            margin-bottom: 30px;
            max-width: 520px;
        }
        .hero-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            margin-bottom: 42px;
        }
        .hero-actions .btn {
            border-radius: 12px;
            padding: 12px 26px;
            font-weight: 600;
            font-size: 15px;
            transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
        }
        .hero-actions .btn:hover {
            transform: translateY(-2px);
        }
        .hero-actions .btn-primary {
            background: var(--primary);
            border-color: var(--primary);
            box-shadow: 0 8px 24px rgba(var(--primary-rgb), .35);
        }
        .hero-actions .btn-primary:hover {
            background: var(--primary-dark);
            border-color: var(--primary-dark);
        }
        .hero-actions .btn-outline-light {
            border-color: rgba(255, 255, 255, .5);
            color: #fff;
        }
        .hero-actions .btn-outline-light:hover {
            background: rgba(255, 255, 255, .1);
            border-color: #fff;
        }
        .hero-stats {
            display: flex;
            gap: 36px;
            flex-wrap: wrap;
        }
        .stat-item {
            display: flex;
            flex-direction: column;
        }
        .stat-num {
            font-size: 30px;
            font-weight: 800;
            color: var(--accent);
            line-height: 1.2;
        }
        .stat-label {
            font-size: 13px;
            color: rgba(255, 255, 255, .6);
            letter-spacing: 1px;
        }
        .section {
            padding: 90px 0;
        }
        .section.bg-light {
            background: #f0f1f4;
        }
        .section-header {
            text-align: center;
            max-width: 620px;
            margin: 0 auto 56px;
        }
        .section-tag {
            display: inline-block;
            background: rgba(var(--primary-rgb), .08);
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            padding: 5px 16px;
            border-radius: 100px;
            letter-spacing: 1px;
            margin-bottom: 14px;
        }
        .section-header h2 {
            font-size: 34px;
            font-weight: 800;
            color: var(--text);
            margin-bottom: 14px;
            line-height: 1.3;
        }
        .section-header p {
            color: var(--text-light);
            font-size: 16px;
            line-height: 1.7;
        }
        .feature-card {
            background: var(--white);
            border-radius: var(--radius-lg);
            padding: 34px 28px;
            height: 100%;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
        }
        .feature-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(var(--primary-rgb), .2);
        }
        .feature-icon {
            width: 54px;
            height: 54px;
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, rgba(var(--primary-rgb), .1), rgba(var(--primary-rgb), .05));
            color: var(--primary);
            font-size: 22px;
            margin-bottom: 20px;
        }
        .feature-card h3 {
            font-size: 19px;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--text);
        }
        .feature-card p {
            color: var(--text-light);
            font-size: 14px;
            line-height: 1.7;
            margin-bottom: 0;
        }
        .info-row {
            display: flex;
            align-items: center;
            gap: 60px;
            flex-wrap: wrap;
            background: var(--white);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow);
            padding: 40px;
            border: 1px solid var(--border);
            margin-top: 50px;
        }
        .info-image {
            flex: 1;
            min-width: 280px;
            border-radius: 16px;
            overflow: hidden;
            position: relative;
        }
        .info-image img {
            width: 100%;
            height: 320px;
            object-fit: cover;
            transition: transform .6s ease;
        }
        .info-image:hover img {
            transform: scale(1.03);
        }
        .info-content {
            flex: 1;
            min-width: 280px;
        }
        .info-content h3 {
            font-size: 24px;
            font-weight: 800;
            margin-bottom: 14px;
        }
        .info-content p {
            color: var(--text-light);
            font-size: 15px;
            line-height: 1.8;
            margin-bottom: 18px;
        }
        .info-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .info-list li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            font-size: 14px;
            color: var(--text);
            padding: 7px 0;
        }
        .info-list li i {
            color: var(--primary);
            margin-top: 4px;
            font-size: 15px;
        }
        .category-card {
            background: var(--white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            transition: transform var(--transition), box-shadow var(--transition);
            height: 100%;
        }
        .category-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }
        .category-card-img {
            position: relative;
            height: 220px;
            overflow: hidden;
        }
        .category-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .6s ease;
        }
        .category-card:hover .category-card-img img {
            transform: scale(1.04);
        }
        .category-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 40%, rgba(16, 18, 24, .75) 100%);
            display: flex;
            align-items: flex-start;
            justify-content: flex-start;
            padding: 20px;
        }
        .category-badge {
            background: var(--accent);
            color: var(--dark);
            font-size: 12px;
            font-weight: 700;
            padding: 4px 14px;
            border-radius: 100px;
            letter-spacing: .5px;
        }
        .category-card-body {
            padding: 22px 26px 26px;
        }
        .category-card-body h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .category-card-body h3 a {
            color: var(--text);
        }
        .category-card-body h3 a:hover {
            color: var(--primary);
        }
        .category-card-body p {
            color: var(--text-light);
            font-size: 14px;
            line-height: 1.7;
            margin-bottom: 16px;
        }
        .cms-list {
            display: flex;
            flex-direction: column;
            gap: 18px;
            max-width: 820px;
            margin: 0 auto;
        }
        .cms-item {
            background: var(--white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            padding: 26px 30px;
            transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
        }
        .cms-item:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow);
            border-color: rgba(var(--primary-rgb), .18);
        }
        .cms-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            margin-bottom: 10px;
            flex-wrap: wrap;
        }
        .badge-cat {
            display: inline-block;
            background: rgba(var(--primary-rgb), .08);
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 100px;
        }
        .cms-date {
            font-size: 13px;
            color: var(--text-light);
            display: flex;
            align-items: center;
            gap: 5px;
        }
        .cms-item h3 {
            font-size: 19px;
            font-weight: 700;
            margin-bottom: 8px;
            line-height: 1.5;
        }
        .cms-item h3 a {
            color: var(--text);
        }
        .cms-item h3 a:hover {
            color: var(--primary);
        }
        .cms-excerpt {
            font-size: 14px;
            color: var(--text-light);
            margin-bottom: 14px;
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .empty-state {
            text-align: center;
            padding: 60px 20px;
            background: var(--white);
            border-radius: var(--radius-lg);
            border: 1px dashed var(--border);
            color: var(--text-light);
            font-size: 15px;
        }
        .process-section {
            background: linear-gradient(180deg, var(--dark) 0%, #1a1d24 100%);
            color: #fff;
        }
        .process-section .section-header .section-tag {
            background: rgba(255, 255, 255, .1);
            color: var(--accent);
        }
        .process-section .section-header h2 {
            color: #fff;
        }
        .process-section .section-header p {
            color: rgba(255, 255, 255, .6);
        }
        .process-grid {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 0;
            max-width: 960px;
            margin: 0 auto;
            flex-wrap: wrap;
            position: relative;
        }
        .process-step {
            text-align: center;
            padding: 30px 26px;
            flex: 1;
            min-width: 220px;
            position: relative;
            background: rgba(255, 255, 255, .04);
            border-radius: var(--radius-lg);
            border: 1px solid rgba(255, 255, 255, .06);
            backdrop-filter: blur(6px);
            transition: transform var(--transition), background var(--transition);
        }
        .process-step:hover {
            transform: translateY(-4px);
            background: rgba(255, 255, 255, .07);
        }
        .step-num {
            position: absolute;
            top: 14px;
            right: 18px;
            font-size: 26px;
            font-weight: 900;
            color: rgba(255, 255, 255, .08);
            line-height: 1;
        }
        .step-icon {
            width: 62px;
            height: 62px;
            border-radius: 18px;
            margin: 0 auto 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            font-size: 24px;
            box-shadow: 0 10px 28px rgba(var(--primary-rgb), .35);
        }
        .process-step h3 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 10px;
            color: #fff;
        }
        .process-step p {
            font-size: 13px;
            color: rgba(255, 255, 255, .6);
            line-height: 1.7;
            margin-bottom: 0;
        }
        .process-line {
            width: 60px;
            height: 2px;
            background: linear-gradient(90deg, var(--accent), transparent);
            align-self: center;
            margin: 0 -4px;
            flex-shrink: 0;
        }
        .faq-list {
            max-width: 680px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 22px 28px;
            margin-bottom: 16px;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition), border-color var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow);
            border-color: rgba(var(--primary-rgb), .15);
        }
        .faq-q {
            display: flex;
            align-items: center;
            gap: 12px;
            font-weight: 700;
            font-size: 16px;
            color: var(--text);
            margin-bottom: 10px;
        }
        .faq-q i {
            color: var(--primary);
            font-size: 18px;
            flex-shrink: 0;
        }
        .faq-a {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.75;
            padding-left: 30px;
        }
        .cta-section {
            padding: 80px 0;
            position: relative;
            background-image: url('/assets/images/backpic/back-3.png');
            background-size: cover;
            background-position: center;
            text-align: center;
            color: #fff;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(16, 18, 24, .82);
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
        }
        .cta-content {
            max-width: 560px;
            margin: 0 auto;
        }
        .cta-content h2 {
            font-size: 34px;
            font-weight: 800;
            margin-bottom: 14px;
            color: #fff;
        }
        .cta-content p {
            font-size: 16px;
            color: rgba(255, 255, 255, .75);
            margin-bottom: 28px;
        }
        .btn-cta {
            background: linear-gradient(135deg, var(--accent), #e0a800);
            color: var(--dark);
            border: none;
            border-radius: 14px;
            padding: 14px 38px;
            font-weight: 700;
            font-size: 16px;
            box-shadow: 0 10px 30px rgba(var(--accent-rgb), .35);
            transition: transform var(--transition), box-shadow var(--transition), filter var(--transition);
        }
        .btn-cta:hover {
            transform: translateY(-3px);
            box-shadow: 0 16px 40px rgba(var(--accent-rgb), .45);
            filter: brightness(1.05);
            color: var(--dark);
        }
        .btn-cta:focus-visible,
        .btn:focus-visible {
            outline: none;
            box-shadow: 0 0 0 4px rgba(var(--primary-rgb), .3);
        }
        .site-footer {
            background: var(--dark);
            color: #8b8b98;
            padding: 50px 0 30px;
            margin-top: auto;
        }
        .footer-inner {
            display: flex;
            justify-content: space-between;
            gap: 30px;
            flex-wrap: wrap;
            padding-bottom: 34px;
            border-bottom: 1px solid rgba(255, 255, 255, .06);
            margin-bottom: 26px;
        }
        .footer-brand {
            max-width: 340px;
        }
        .footer-logo {
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            letter-spacing: .5px;
            display: inline-flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 12px;
        }
        .footer-logo i {
            color: var(--accent);
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: #6c6c78;
            margin: 0;
        }
        .footer-links {
            display: flex;
            gap: 22px;
            flex-wrap: wrap;
            align-items: center;
        }
        .footer-links a {
            color: #a0a0ad;
            font-size: 14px;
            transition: color var(--transition);
        }
        .footer-links a:hover {
            color: var(--accent);
        }
        .footer-copy {
            text-align: center;
            font-size: 13px;
            color: #5c5c68;
        }
        .footer-copy span {
            color: #7a7a88;
        }
        .footer-copy p {
            margin: 0;
            line-height: 1.8;
        }
        .btn-primary {
            background: var(--primary);
            border-color: var(--primary);
        }
        .btn-primary:hover,
        .btn-primary:active,
        .btn-primary:focus {
            background: var(--primary-dark) !important;
            border-color: var(--primary-dark) !important;
            box-shadow: none;
        }
        .btn-outline-primary {
            border-color: var(--primary);
            color: var(--primary);
        }
        .btn-outline-primary:hover,
        .btn-outline-primary:active {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
            box-shadow: none;
        }
        .btn-secondary {
            background: var(--dark-soft);
            border-color: var(--dark-soft);
            color: #fff;
            border-radius: 10px;
            font-weight: 600;
            padding: 8px 20px;
            transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
        }
        .btn-secondary:hover {
            background: var(--dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: var(--shadow);
        }
        .btn-sm {
            font-size: 13px;
            padding: 7px 16px;
        }
        @media (max-width: 991.98px) {
            .sidebar {
                transform: translateX(-105%);
                box-shadow: 6px 0 30px rgba(0, 0, 0, .35);
            }
            .sidebar.sidebar-open {
                transform: translateX(0);
            }
            .main-content {
                margin-left: 0;
            }
            .mobile-topbar {
                display: flex;
            }
            .hero-section {
                padding: 70px 0 70px;
            }
            .hero-content h1 {
                font-size: 34px;
            }
            .section {
                padding: 70px 0;
            }
            .section-header h2 {
                font-size: 28px;
            }
            .info-row {
                flex-direction: column;
                padding: 24px;
                gap: 30px;
            }
            .info-image img {
                height: 260px;
            }
            .process-line {
                display: none;
            }
            .process-grid {
                gap: 18px;
            }
            .process-step {
                min-width: 260px;
            }
        }
        @media (max-width: 575.98px) {
            .hero-section {
                padding: 60px 0 60px;
            }
            .hero-content h1 {
                font-size: 28px;
            }
            .hero-actions .btn {
                padding: 10px 20px;
                font-size: 14px;
            }
            .hero-stats {
                gap: 20px;
            }
            .stat-num {
                font-size: 24px;
            }
            .section {
                padding: 56px 0;
            }
            .section-header h2 {
                font-size: 24px;
            }
            .feature-card {
                padding: 26px 20px;
            }
            .cms-item {
                padding: 20px 18px;
            }
            .category-card-body {
                padding: 18px 20px 22px;
            }
            .faq-item {
                padding: 18px 16px;
            }
            .cta-section {
                padding: 60px 0;
            }
            .cta-content h2 {
                font-size: 26px;
            }
            .footer-inner {
                flex-direction: column;
                gap: 20px;
            }
        }

/* roulang page: article */
:root {
            --primary: #c8102e;
            --primary-dark: #9e0d24;
            --primary-light: #f43b5e;
            --accent: #d4a537;
            --accent-light: #f0d58c;
            --dark: #16161e;
            --dark-2: #1e1e29;
            --dark-3: #2a2a38;
            --bg: #f6f4f0;
            --bg-card: #ffffff;
            --text: #1b1b22;
            --text-muted: #6c6c76;
            --border: #e5e2dc;
            --radius: 16px;
            --radius-sm: 10px;
            --shadow: 0 15px 40px rgba(0, 0, 0, 0.08);
            --shadow-hover: 0 20px 45px rgba(0, 0, 0, 0.14);
            --sidebar-width: 280px;
            --transition: all 0.3s ease;
            --container-radius: 20px;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            padding: 0;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "Microsoft YaHei", sans-serif;
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
        }
        img {
            max-width: 100%;
            height: auto;
        }
        .container-custom {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .main-content {
            margin-left: var(--sidebar-width);
            min-height: 100vh;
            background: var(--bg);
            overflow: hidden;
        }
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            bottom: 0;
            z-index: 1050;
        }
        .site-header .sidebar {
            width: var(--sidebar-width);
            height: 100%;
            background: linear-gradient(180deg, #14141d 0%, #1c1c28 60%, #22222e 100%);
            color: #fff;
            display: flex;
            flex-direction: column;
            transition: transform 0.3s ease;
            box-shadow: 4px 0 30px rgba(0, 0, 0, 0.2);
        }
        .sidebar-inner {
            display: flex;
            flex-direction: column;
            height: 100%;
            padding: 30px 22px 20px;
            overflow-y: auto;
        }
        .sidebar-brand {
            padding: 0 4px 22px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.07);
            margin-bottom: 22px;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 12px;
            color: #fff;
            font-size: 18px;
            font-weight: 800;
            letter-spacing: 0.3px;
        }
        .brand-logo:hover {
            color: var(--accent);
        }
        .logo-icon {
            width: 44px;
            height: 44px;
            border-radius: 14px;
            background: linear-gradient(135deg, var(--primary) 0%, #e9274b 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 20px;
            box-shadow: 0 8px 20px rgba(200, 16, 46, 0.35);
            flex-shrink: 0;
        }
        .brand-tag {
            color: #a5a5b4;
            font-size: 13px;
            padding-left: 56px;
            margin: 6px 0 0;
            letter-spacing: 1px;
        }
        .sidebar-search {
            margin-bottom: 24px;
        }
        .search-form {
            position: relative;
            display: flex;
            align-items: center;
            background: rgba(255, 255, 255, 0.07);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 50px;
            padding: 8px 15px;
            transition: var(--transition);
        }
        .search-form:focus-within {
            border-color: var(--accent);
            background: rgba(255, 255, 255, 0.1);
        }
        .search-form i {
            color: #9b9baa;
            font-size: 14px;
            margin-right: 10px;
        }
        .search-form input {
            background: transparent;
            border: none;
            outline: none;
            color: #fff;
            font-size: 13px;
            width: 100%;
        }
        .search-form input::placeholder {
            color: #777788;
        }
        .sidebar-nav {
            flex: 1;
        }
        .nav-label {
            font-size: 12px;
            text-transform: none;
            letter-spacing: 2px;
            color: #777788;
            margin: 0 0 12px;
            padding-left: 6px;
            font-weight: 600;
        }
        .nav-list {
            list-style: none;
            padding: 0;
            margin: 0 0 28px;
            display: flex;
            flex-direction: column;
            gap: 6px;
        }
        .nav-list a {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 16px;
            border-radius: 12px;
            color: #c3c3cf;
            font-size: 15px;
            font-weight: 500;
            transition: var(--transition);
            border: 1px solid transparent;
        }
        .nav-list a i {
            width: 22px;
            text-align: center;
            font-size: 16px;
            color: #777788;
            transition: var(--transition);
        }
        .nav-list a:hover {
            background: rgba(255, 255, 255, 0.06);
            color: #fff;
        }
        .nav-list a:hover i {
            color: var(--accent);
        }
        .nav-list li.active a {
            background: linear-gradient(135deg, var(--primary) 0%, #d92342 100%);
            color: #fff;
            font-weight: 600;
            box-shadow: 0 8px 20px rgba(200, 16, 46, 0.32);
        }
        .nav-list li.active a i {
            color: #fff;
        }
        .sidebar-contact {
            padding-top: 18px;
            border-top: 1px solid rgba(255, 255, 255, 0.07);
            margin-top: 10px;
        }
        .contact-link {
            display: block;
            color: #9b9baa;
            font-size: 13px;
            padding: 7px 0;
            padding-left: 6px;
        }
        .contact-link i {
            margin-right: 10px;
            width: 18px;
            color: #666;
        }
        .contact-link:hover {
            color: var(--accent);
        }
        .sidebar-footer {
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.07);
            margin-top: 12px;
            text-align: center;
        }
        .social-links {
            display: flex;
            justify-content: center;
            gap: 18px;
            margin-bottom: 14px;
        }
        .social-links a {
            color: #7c7c8c;
            font-size: 18px;
            transition: var(--transition);
        }
        .social-links a:hover {
            color: var(--accent);
            transform: translateY(-2px);
        }
        .sidebar-footer p {
            color: #6d6d7e;
            font-size: 12px;
            line-height: 1.7;
            margin: 0;
        }
        .mobile-topbar {
            display: none;
            background: var(--dark);
            padding: 14px 20px;
            align-items: center;
            justify-content: space-between;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1060;
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
        }
        .mobile-brand {
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .mobile-brand i {
            color: var(--primary);
        }
        .menu-toggle {
            background: rgba(255, 255, 255, 0.1);
            border: none;
            color: #fff;
            width: 42px;
            height: 42px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            cursor: pointer;
        }
        .menu-toggle:hover {
            background: rgba(255, 255, 255, 0.2);
        }
        .article-hero {
            position: relative;
            padding: 80px 0 60px;
            background: var(--dark);
            color: #fff;
            overflow: hidden;
        }
        .article-hero .hero-bg {
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            opacity: 0.35;
        }
        .article-hero .hero-bg::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(22, 22, 30, 0.95) 30%, rgba(22, 22, 30, 0.65) 70%, rgba(22, 22, 30, 0.3) 100%);
        }
        .article-hero .container-custom {
            position: relative;
            z-index: 2;
        }
        .breadcrumb-bar {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: #9b9baa;
            margin-bottom: 24px;
        }
        .breadcrumb-bar a {
            color: #c3c3cf;
        }
        .breadcrumb-bar a:hover {
            color: var(--accent);
        }
        .breadcrumb-bar span {
            color: var(--accent);
        }
        .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.18);
            color: #fff;
            padding: 6px 18px;
            border-radius: 50px;
            font-size: 14px;
            font-weight: 500;
            margin-bottom: 18px;
            backdrop-filter: blur(8px);
        }
        .hero-tag i {
            color: var(--accent);
        }
        .article-hero h1 {
            font-size: clamp(30px, 4vw, 46px);
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 20px;
            max-width: 860px;
            letter-spacing: 0.5px;
        }
        .hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            font-size: 14px;
            color: #b5b5c4;
        }
        .hero-meta span {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .hero-meta i {
            color: var(--accent);
        }
        .article-body-section {
            padding: 60px 0;
        }
        .article-card {
            background: #fff;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 40px;
            border: 1px solid var(--border);
        }
        .article-content {
            font-size: 16px;
            line-height: 1.9;
            color: #2a2a32;
        }
        .article-content p {
            margin-bottom: 22px;
        }
        .article-content h2 {
            font-size: 26px;
            font-weight: 700;
            margin: 36px 0 18px;
            padding-bottom: 12px;
            border-bottom: 2px solid #f0eeea;
            color: var(--dark);
        }
        .article-content h3 {
            font-size: 21px;
            font-weight: 600;
            margin: 28px 0 14px;
            color: var(--dark);
        }
        .article-content ul,
        .article-content ol {
            margin-bottom: 22px;
            padding-left: 24px;
        }
        .article-content li {
            margin-bottom: 8px;
        }
        .article-content img {
            border-radius: var(--radius-sm);
            box-shadow: var(--shadow);
            margin: 24px 0;
        }
        .article-content blockquote {
            border-left: 4px solid var(--primary);
            background: #faf7f5;
            padding: 16px 24px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            font-style: italic;
            color: #5c5c68;
            margin: 24px 0;
        }
        .article-content a {
            color: var(--primary);
            border-bottom: 1px solid rgba(200, 16, 46, 0.3);
        }
        .article-tags {
            margin-top: 36px;
            padding-top: 24px;
            border-top: 1px solid var(--border);
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 10px;
        }
        .article-tags .tag-label {
            font-weight: 600;
            font-size: 14px;
            color: var(--text-muted);
        }
        .article-tags .badge-custom {
            background: #f4f0eb;
            color: var(--text);
            font-size: 13px;
            padding: 6px 16px;
            border-radius: 50px;
            border: 1px solid transparent;
            transition: var(--transition);
        }
        .article-tags .badge-custom:hover {
            border-color: var(--primary);
            color: var(--primary);
        }
        .not-found {
            text-align: center;
            padding: 60px 20px;
        }
        .not-found i {
            font-size: 60px;
            color: var(--border);
            margin-bottom: 20px;
            display: block;
        }
        .not-found h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 12px;
        }
        .not-found p {
            color: var(--text-muted);
            margin-bottom: 24px;
        }
        .side-card {
            background: #fff;
            border-radius: var(--radius);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
            border: 1px solid var(--border);
            padding: 24px;
            margin-bottom: 24px;
        }
        .side-card h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 18px;
            padding-bottom: 12px;
            border-bottom: 2px solid #f0eeea;
            position: relative;
        }
        .side-card h3::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 40px;
            height: 2px;
            background: var(--primary);
        }
        .side-card ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .side-card ul li {
            padding: 9px 0;
            border-bottom: 1px solid #f4f2ef;
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: var(--text-muted);
        }
        .side-card ul li:last-child {
            border-bottom: none;
        }
        .side-card ul li i {
            color: var(--primary);
            width: 18px;
            font-size: 14px;
        }
        .side-card .side-link {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 10px 0;
            border-bottom: 1px solid #f4f2ef;
            font-size: 14px;
            color: var(--text);
            font-weight: 500;
        }
        .side-card .side-link:last-child {
            border-bottom: none;
        }
        .side-card .side-link:hover {
            color: var(--primary);
            padding-left: 5px;
        }
        .side-card .side-link i {
            color: var(--primary);
            width: 18px;
            font-size: 14px;
        }
        .side-list-item {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 12px 0;
            border-bottom: 1px solid #f4f2ef;
        }
        .side-list-item:last-child {
            border-bottom: none;
        }
        .side-list-item .side-item-icon {
            width: 34px;
            height: 34px;
            border-radius: 10px;
            background: #f4f0eb;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 14px;
            flex-shrink: 0;
        }
        .side-list-item a {
            font-size: 14px;
            color: var(--text);
            line-height: 1.5;
            display: block;
            font-weight: 500;
        }
        .side-list-item a:hover {
            color: var(--primary);
        }
        .side-list-item .side-item-date {
            font-size: 12px;
            color: var(--text-muted);
        }
        .related-section {
            padding: 70px 0;
            background: #fff;
            border-top: 1px solid var(--border);
        }
        .section-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            margin-bottom: 40px;
            gap: 20px;
        }
        .section-head .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: #f4f0eb;
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            padding: 5px 16px;
            border-radius: 50px;
            margin-bottom: 10px;
        }
        .section-head h2 {
            font-size: 30px;
            font-weight: 800;
            color: var(--dark);
            margin: 0;
        }
        .section-head p {
            color: var(--text-muted);
            margin: 6px 0 0;
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .related-card {
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 28px;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        .related-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            opacity: 0;
            transition: var(--transition);
        }
        .related-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: transparent;
        }
        .related-card:hover::before {
            opacity: 1;
        }
        .related-card .related-cat {
            font-size: 12px;
            color: var(--primary);
            font-weight: 600;
            letter-spacing: 0.5px;
            margin-bottom: 10px;
            display: block;
        }
        .related-card h3 {
            font-size: 17px;
            font-weight: 700;
            line-height: 1.5;
            margin-bottom: 12px;
        }
        .related-card h3 a {
            color: var(--dark);
        }
        .related-card h3 a:hover {
            color: var(--primary);
        }
        .related-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 16px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-card .related-meta {
            font-size: 13px;
            color: #a0a0aa;
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .related-card .related-meta span {
            display: flex;
            align-items: center;
            gap: 5px;
        }
        .faq-section {
            padding: 80px 0;
            background: var(--bg);
        }
        .faq-head {
            text-align: center;
            margin-bottom: 50px;
        }
        .faq-head .section-tag {
            display: inline-block;
            background: #f4f0eb;
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            padding: 6px 20px;
            border-radius: 50px;
            margin-bottom: 12px;
        }
        .faq-head h2 {
            font-size: 34px;
            font-weight: 800;
            color: var(--dark);
        }
        .faq-head p {
            color: var(--text-muted);
            max-width: 560px;
            margin: 10px auto 0;
        }
        .faq-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
            max-width: 980px;
            margin: 0 auto;
        }
        .faq-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            padding: 24px;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(200, 16, 46, 0.25);
            box-shadow: 0 12px 30px rgba(0, 0, 0, 0.06);
        }
        .faq-item h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 10px;
            display: flex;
            gap: 10px;
            align-items: flex-start;
        }
        .faq-item h3 i {
            color: var(--primary);
            font-size: 18px;
            margin-top: 2px;
        }
        .faq-item p {
            font-size: 14px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.8;
            padding-left: 28px;
        }
        .cta-section {
            position: relative;
            padding: 90px 0;
            background: linear-gradient(135deg, var(--dark) 0%, #1c1c28 60%, #22222e 100%);
            color: #fff;
            text-align: center;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/coverpic/cover-3.png') center/cover no-repeat;
            opacity: 0.15;
        }
        .cta-section .container-custom {
            position: relative;
            z-index: 2;
        }
        .cta-section h2 {
            font-size: 34px;
            font-weight: 800;
            margin-bottom: 16px;
        }
        .cta-section p {
            font-size: 16px;
            color: #b5b5c4;
            max-width: 620px;
            margin: 0 auto 32px;
        }
        .btn {
            padding: 12px 28px;
            border-radius: 50px;
            font-size: 15px;
            font-weight: 600;
            border: none;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 10px 25px rgba(200, 16, 46, 0.4);
        }
        .btn-accent {
            background: var(--accent);
            color: var(--dark);
        }
        .btn-accent:hover {
            background: var(--accent-light);
            color: var(--dark);
            transform: translateY(-2px);
            box-shadow: 0 10px 25px rgba(212, 165, 55, 0.4);
        }
        .btn-outline-light {
            background: transparent;
            border: 2px solid rgba(255, 255, 255, 0.3);
            color: #fff;
        }
        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            border-color: #fff;
        }
        .footer-below {
            background: #fff;
        }
        .site-footer {
            background: #fff;
            border-top: 1px solid var(--border);
            padding: 60px 0 30px;
        }
        .footer-inner {
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            gap: 40px;
            flex-wrap: wrap;
            margin-bottom: 36px;
        }
        .footer-brand {
            max-width: 420px;
        }
        .footer-logo {
            font-size: 20px;
            font-weight: 800;
            color: var(--dark);
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 12px;
        }
        .footer-logo i {
            color: var(--primary);
        }
        .footer-brand p {
            font-size: 14px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.8;
        }
        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .footer-links a {
            color: var(--text-muted);
            font-size: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-links a:hover {
            color: var(--primary);
        }
        .footer-links a i {
            color: var(--primary);
            font-size: 12px;
        }
        .footer-copy {
            border-top: 1px solid var(--border);
            padding-top: 24px;
            text-align: center;
            color: var(--text-muted);
            font-size: 13px;
        }
        .footer-copy p {
            margin-bottom: 6px;
        }
        .footer-copy span {
            color: var(--primary);
            font-weight: 500;
        }
        @media (max-width: 1199.98px) {
            .related-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 18px;
            }
            .related-card {
                padding: 22px;
            }
        }
        @media (max-width: 991.98px) {
            .main-content {
                margin-left: 0;
                padding-top: 72px;
            }
            .mobile-topbar {
                display: flex;
            }
            .site-header .sidebar {
                transform: translateX(-100%);
                box-shadow: none;
            }
            .site-header .sidebar.open {
                transform: translateX(0);
                box-shadow: 4px 0 40px rgba(0, 0, 0, 0.3);
            }
            .article-hero {
                padding: 56px 0 44px;
            }
            .article-hero h1 {
                font-size: 30px;
            }
            .article-card {
                padding: 28px;
            }
            .related-grid {
                grid-template-columns: 1fr 1fr;
            }
            .faq-grid {
                grid-template-columns: 1fr;
            }
            .footer-inner {
                flex-direction: column;
                gap: 30px;
            }
        }
        @media (max-width: 767.98px) {
            .article-hero {
                padding: 44px 0 36px;
            }
            .article-hero h1 {
                font-size: 26px;
            }
            .hero-meta {
                gap: 14px;
                font-size: 13px;
            }
            .article-body-section {
                padding: 36px 0;
            }
            .article-card {
                padding: 22px;
                border-radius: 12px;
            }
            .section-head {
                flex-direction: column;
                align-items: flex-start;
                margin-bottom: 26px;
            }
            .section-head h2 {
                font-size: 24px;
            }
            .related-grid {
                grid-template-columns: 1fr;
            }
            .related-section {
                padding: 50px 0;
            }
            .faq-section {
                padding: 56px 0;
            }
            .faq-head h2 {
                font-size: 26px;
            }
            .cta-section {
                padding: 60px 0;
            }
            .cta-section h2 {
                font-size: 24px;
            }
            .faq-item p {
                padding-left: 0;
            }
        }
        @media (max-width: 520px) {
            .related-grid {
                grid-template-columns: 1fr;
            }
            .article-card {
                padding: 18px;
            }
            .article-content h2 {
                font-size: 21px;
            }
            .mobile-topbar {
                padding: 12px 16px;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #c8102e;
            --primary-600: #a30d25;
            --primary-soft: rgba(200, 16, 46, .08);
            --accent: #d4a55e;
            --accent-soft: rgba(212, 165, 94, .15);
            --dark: #151515;
            --dark-2: #1f1f24;
            --bg: #f6f4ef;
            --surface: #ffffff;
            --text: #1c1c1e;
            --muted: #716d78;
            --border: #eae6df;
            --radius-sm: 8px;
            --radius: 16px;
            --radius-lg: 24px;
            --shadow-sm: 0 2px 10px rgba(0, 0, 0, .05);
            --shadow-md: 0 8px 30px rgba(0, 0, 0, .08);
            --shadow-lg: 0 18px 50px rgba(0, 0, 0, .12);
            --sidebar-w: 280px;
            --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Segoe UI", -apple-system, BlinkMacSystemFont, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: all .22s ease;
        }

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

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

        button,
        input {
            font-family: inherit;
        }

        ::selection {
            background: rgba(200, 16, 46, .15);
        }

        /* ========== 侧边导航 ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: var(--sidebar-w);
            height: 100vh;
            z-index: 1040;
        }

        .sidebar {
            background: var(--dark);
            color: #fff;
            height: 100%;
            overflow-y: auto;
            scrollbar-width: thin;
            scrollbar-color: rgba(255, 255, 255, .15) transparent;
        }

        .sidebar::-webkit-scrollbar {
            width: 5px;
        }

        .sidebar::-webkit-scrollbar-thumb {
            background: rgba(255, 255, 255, .15);
            border-radius: 4px;
        }

        .sidebar-inner {
            display: flex;
            flex-direction: column;
            min-height: 100%;
            padding: 2rem 1.6rem 1.5rem;
        }

        .sidebar-brand {
            padding-bottom: 1.6rem;
            border-bottom: 1px solid rgba(255, 255, 255, .08);
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: .75rem;
            font-size: 1.12rem;
            font-weight: 800;
            letter-spacing: .01em;
            color: #fff;
            line-height: 1.2;
        }

        .brand-logo:hover {
            color: #fff;
        }

        .logo-icon {
            flex-shrink: 0;
            width: 42px;
            height: 42px;
            background: var(--primary);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.08rem;
            color: #fff;
            box-shadow: 0 6px 18px rgba(200, 16, 46, .35);
        }

        .brand-tag {
            font-size: .78rem;
            color: rgba(255, 255, 255, .45);
            margin: .55rem 0 0 3.55rem;
        }

        .sidebar-search {
            margin: 1.3rem 0 .4rem;
        }

        .search-form {
            position: relative;
            background: rgba(255, 255, 255, .06);
            border-radius: 10px;
            padding: .6rem .9rem .6rem 2.5rem;
            transition: background .25s ease;
        }

        .search-form i {
            position: absolute;
            left: .95rem;
            top: 50%;
            transform: translateY(-50%);
            color: rgba(255, 255, 255, .4);
            font-size: .85rem;
        }

        .search-form input {
            background: transparent;
            border: none;
            outline: none;
            color: #fff;
            width: 100%;
            font-size: .88rem;
        }

        .search-form input::placeholder {
            color: rgba(255, 255, 255, .35);
        }

        .search-form:focus-within {
            background: rgba(255, 255, 255, .1);
        }

        .sidebar-nav {
            flex: 1;
        }

        .nav-label {
            font-size: .7rem;
            letter-spacing: .16em;
            text-transform: uppercase;
            color: rgba(255, 255, 255, .35);
            margin: 1.5rem 0 .65rem;
            font-weight: 600;
        }

        .nav-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-list li {
            margin-bottom: .3rem;
        }

        .nav-list a {
            display: flex;
            align-items: center;
            gap: .75rem;
            padding: .72rem .9rem;
            border-radius: 10px;
            color: rgba(255, 255, 255, .68);
            font-size: .95rem;
            font-weight: 500;
            transition: all .22s ease;
        }

        .nav-list a i {
            width: 1.2em;
            font-size: .9rem;
            color: rgba(255, 255, 255, .35);
            transition: color .22s;
        }

        .nav-list a:hover {
            background: rgba(255, 255, 255, .06);
            color: #fff;
            transform: translateX(2px);
        }

        .nav-list a:hover i {
            color: rgba(255, 255, 255, .8);
        }

        .nav-list li.active a {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 8px 24px rgba(200, 16, 46, .35);
        }

        .nav-list li.active a i {
            color: #fff;
        }

        .sidebar-contact {
            margin-top: 1.4rem;
            padding: 1.15rem 1rem;
            background: rgba(255, 255, 255, .04);
            border-radius: 14px;
            border: 1px solid rgba(255, 255, 255, .05);
        }

        .sidebar-contact .nav-label {
            margin-top: 0;
        }

        .contact-link {
            display: flex;
            align-items: center;
            gap: .6rem;
            font-size: .82rem;
            color: rgba(255, 255, 255, .55);
            padding: .25rem 0;
            transition: color .2s;
        }

        .contact-link:hover {
            color: #fff;
        }

        .sidebar-footer {
            margin-top: 1.2rem;
            text-align: center;
            font-size: .74rem;
            color: rgba(255, 255, 255, .3);
            line-height: 1.6;
        }

        .social-links {
            display: flex;
            justify-content: center;
            gap: .5rem;
            margin-bottom: .7rem;
        }

        .social-links a {
            width: 32px;
            height: 32px;
            background: rgba(255, 255, 255, .06);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, .55);
            font-size: .78rem;
            transition: all .25s ease;
        }

        .social-links a:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
        }

        .mobile-topbar {
            display: none;
        }

        /* ========== 主内容区 ========== */
        .page-wrap {
            margin-left: var(--sidebar-w);
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }

        .page-main {
            flex: 1;
        }

        .container {
            max-width: 1200px;
            padding-left: 2rem;
            padding-right: 2rem;
        }

        @media (min-width: 1600px) {
            .container {
                max-width: 1280px;
            }
        }

        /* ========== Banner ========== */
        .category-hero {
            position: relative;
            padding: 6rem 0 5.5rem;
            overflow: hidden;
        }

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

        .category-hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(110deg, rgba(15, 15, 15, .92) 0%, rgba(15, 15, 15, .78) 55%, rgba(200, 16, 46, .35) 100%);
            z-index: 1;
        }

        .category-hero-content {
            position: relative;
            z-index: 2;
            color: #fff;
        }

        .hero-crumbs {
            display: flex;
            align-items: center;
            gap: .5rem;
            font-size: .82rem;
            color: rgba(255, 255, 255, .55);
            margin-bottom: 1.5rem;
        }

        .hero-crumbs a {
            color: rgba(255, 255, 255, .65);
        }

        .hero-crumbs a:hover {
            color: #fff;
        }

        .hero-crumbs .sep {
            opacity: .4;
        }

        .hero-pill {
            display: inline-flex;
            align-items: center;
            gap: .4rem;
            background: var(--primary-soft);
            border: 1px solid rgba(255, 255, 255, .18);
            color: #fff;
            font-size: .82rem;
            font-weight: 600;
            padding: .35rem 1rem;
            border-radius: 999px;
            letter-spacing: .04em;
            margin-bottom: 1.2rem;
            backdrop-filter: blur(6px);
        }

        .hero-pill i {
            font-size: .7rem;
            color: var(--accent);
        }

        .category-hero h1 {
            font-size: 3rem;
            font-weight: 800;
            line-height: 1.15;
            letter-spacing: -.02em;
            margin-bottom: 1rem;
        }

        .category-hero .hero-desc {
            max-width: 600px;
            font-size: 1.05rem;
            color: rgba(255, 255, 255, .72);
            margin-bottom: 2.4rem;
            line-height: 1.8;
        }

        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            margin-top: 1rem;
        }

        .hero-stat {
            background: rgba(255, 255, 255, .07);
            border: 1px solid rgba(255, 255, 255, .1);
            border-radius: 12px;
            padding: .85rem 1.4rem;
            min-width: 128px;
            backdrop-filter: blur(8px);
        }

        .hero-stat strong {
            display: block;
            font-size: 1.4rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
        }

        .hero-stat span {
            font-size: .78rem;
            color: rgba(255, 255, 255, .55);
        }

        /* ========== 通用板块 ========== */
        .section {
            padding: 5rem 0;
        }

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

        .section-dark {
            background: var(--dark);
            color: #fff;
        }

        .section-head {
            max-width: 680px;
            margin-bottom: 3rem;
        }

        .section-head.center {
            margin-left: auto;
            margin-right: auto;
            text-align: center;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: .45rem;
            font-size: .78rem;
            font-weight: 600;
            color: var(--primary);
            background: var(--primary-soft);
            padding: .35rem 1rem;
            border-radius: 999px;
            letter-spacing: .06em;
            margin-bottom: .9rem;
        }

        .section-dark .section-tag {
            color: var(--accent);
            background: var(--accent-soft);
        }

        .section-title {
            font-size: 2rem;
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -.01em;
        }

        .section-dark .section-title {
            color: #fff;
        }

        .section-desc {
            color: var(--muted);
            font-size: 1rem;
            margin-top: .8rem;
            line-height: 1.75;
        }

        .section-dark .section-desc {
            color: rgba(255, 255, 255, .55);
        }

        /* ========== 特色卡速览 ========== */
        .stat-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 1.8rem 1.6rem;
            height: 100%;
            box-shadow: var(--shadow-sm);
            transition: all .3s ease;
            position: relative;
            overflow: hidden;
        }

        .stat-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            opacity: 0;
            transition: opacity .3s;
        }

        .stat-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-md);
            border-color: rgba(200, 16, 46, .2);
        }

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

        .stat-icon {
            width: 48px;
            height: 48px;
            border-radius: 14px;
            background: var(--primary-soft);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.15rem;
            margin-bottom: 1.1rem;
        }

        .stat-card h3 {
            font-size: 1.06rem;
            font-weight: 700;
            margin-bottom: .5rem;
        }

        .stat-card p {
            font-size: .88rem;
            color: var(--muted);
            line-height: 1.65;
            margin: 0;
        }

        /* ========== 指南卡片 ========== */
        .guide-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            height: 100%;
            box-shadow: var(--shadow-sm);
            transition: all .32s ease;
        }

        .guide-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(200, 16, 46, .25);
        }

        .card-thumb {
            position: relative;
            aspect-ratio: 16/10;
            overflow: hidden;
            background: var(--dark);
        }

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

        .guide-card:hover .card-thumb img {
            transform: scale(1.05);
        }

        .card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(20, 20, 20, .75);
            color: #fff;
            font-size: .75rem;
            font-weight: 600;
            padding: .28rem .75rem;
            border-radius: 999px;
            backdrop-filter: blur(6px);
            border: 1px solid rgba(255, 255, 255, .15);
        }

        .card-body {
            padding: 1.5rem;
        }

        .card-body h3 {
            font-size: 1.12rem;
            font-weight: 700;
            margin-bottom: .5rem;
            line-height: 1.4;
        }

        .card-body p {
            font-size: .88rem;
            color: var(--muted);
            margin-bottom: 1.1rem;
            line-height: 1.65;
        }

        .card-link {
            display: inline-flex;
            align-items: center;
            gap: .45rem;
            font-size: .88rem;
            font-weight: 600;
            color: var(--primary);
        }

        .card-link i {
            font-size: .75rem;
            transition: transform .22s;
        }

        .card-link:hover {
            color: var(--primary-600);
        }

        .card-link:hover i {
            transform: translateX(4px);
        }

        /* ========== 步骤流程 ========== */
        .steps-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
            margin-top: 1rem;
            position: relative;
        }

        @media (max-width: 991.98px) {
            .steps-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 1.5rem;
            }
        }

        @media (max-width: 575.98px) {
            .steps-row {
                grid-template-columns: 1fr;
            }
        }

        .step-item {
            position: relative;
            background: rgba(255, 255, 255, .04);
            border: 1px solid rgba(255, 255, 255, .08);
            border-radius: var(--radius);
            padding: 1.8rem;
            transition: all .3s ease;
        }

        .step-item:hover {
            background: rgba(255, 255, 255, .07);
            border-color: rgba(212, 165, 94, .35);
            transform: translateY(-3px);
        }

        .step-number {
            font-size: .85rem;
            font-weight: 800;
            color: var(--accent);
            letter-spacing: .12em;
            margin-bottom: 1rem;
            display: flex;
            align-items: center;
            gap: .6rem;
        }

        .step-number::after {
            content: "";
            flex: 1;
            height: 1px;
            background: rgba(255, 255, 255, .1);
        }

        .step-item h3 {
            color: #fff;
            font-size: 1.08rem;
            font-weight: 700;
            margin-bottom: .6rem;
        }

        .step-item p {
            color: rgba(255, 255, 255, .5);
            font-size: .88rem;
            line-height: 1.65;
            margin: 0;
        }

        /* ========== 热门指南列表 ========== */
        .content-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .content-item {
            display: flex;
            gap: 1.2rem;
            align-items: flex-start;
            padding: 1.2rem 0;
            border-bottom: 1px solid var(--border);
            transition: background .2s;
        }

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

        .content-num {
            flex-shrink: 0;
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: var(--primary-soft);
            color: var(--primary);
            font-weight: 800;
            font-size: .9rem;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .content-info {
            flex: 1;
        }

        .content-info h3 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: .3rem;
        }

        .content-info p {
            font-size: .85rem;
            color: var(--muted);
            line-height: 1.55;
            margin: 0;
        }

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

        .content-more {
            flex-shrink: 0;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            border: 1px solid var(--border);
            background: var(--surface);
            color: var(--muted);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: .75rem;
            align-self: center;
            transition: all .22s;
        }

        .content-item:hover .content-more {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
        }

        .side-help-card {
            background: var(--dark);
            border-radius: var(--radius-lg);
            padding: 2rem;
            color: #fff;
            position: sticky;
            top: 2rem;
        }

        .side-help-card .icon-lg {
            width: 52px;
            height: 52px;
            border-radius: 16px;
            background: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            margin-bottom: 1.4rem;
            box-shadow: 0 8px 24px rgba(200, 16, 46, .4);
        }

        .side-help-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: .6rem;
        }

        .side-help-card p {
            font-size: .9rem;
            color: rgba(255, 255, 255, .55);
            margin-bottom: 1.4rem;
            line-height: 1.7;
        }

        .side-help-card .btn {
            width: 100%;
        }

        /* ========== FAQ ========== */
        .faq-wrap {
            max-width: 860px;
            margin: 0 auto;
        }

        .accordion {
            --bs-accordion-border-color: var(--border);
            --bs-accordion-border-radius: var(--radius);
            --bs-accordion-inner-border-radius: var(--radius);
            --bs-accordion-btn-focus-box-shadow: none;
            --bs-accordion-active-bg: var(--primary-soft);
            --bs-accordion-active-color: var(--primary);
            --bs-accordion-bg: var(--surface);
            --bs-accordion-btn-padding-y: 1.2rem;
            box-shadow: var(--shadow-sm);
            border-radius: var(--radius);
            overflow: hidden;
        }

        .accordion-item {
            border: none;
            border-bottom: 1px solid var(--border);
        }

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

        .accordion-button {
            font-weight: 600;
            font-size: .96rem;
            padding-left: 1.5rem;
            color: var(--text);
            background: var(--surface);
        }

        .accordion-button:not(.collapsed) {
            background: var(--primary-soft);
            color: var(--primary);
            box-shadow: none;
        }

        .accordion-button::after {
            background-size: 14px;
            transition: transform .25s;
        }

        .accordion-body {
            color: var(--muted);
            font-size: .9rem;
            line-height: 1.75;
            padding: 0 1.5rem 1.4rem;
        }

        /* ========== CTA ========== */
        .cta-box {
            background: linear-gradient(120deg, var(--primary) 0%, #e23744 60%, var(--accent) 130%);
            border-radius: var(--radius-lg);
            padding: 3.5rem 3rem;
            position: relative;
            overflow: hidden;
            text-align: center;
            color: #fff;
        }

        .cta-box::before {
            content: "";
            position: absolute;
            top: -50%;
            right: -20%;
            width: 300px;
            height: 300px;
            background: rgba(255, 255, 255, .08);
            border-radius: 50%;
        }

        .cta-box h2 {
            font-size: 1.8rem;
            font-weight: 800;
            margin-bottom: .8rem;
            position: relative;
        }

        .cta-box p {
            font-size: 1rem;
            color: rgba(255, 255, 255, .85);
            max-width: 560px;
            margin: 0 auto 1.8rem;
            position: relative;
            line-height: 1.7;
        }

        .cta-actions {
            display: flex;
            gap: .8rem;
            justify-content: center;
            flex-wrap: wrap;
            position: relative;
        }

        /* ========== 按钮 ========== */
        .btn {
            border-radius: 12px;
            font-weight: 600;
            padding: .75rem 1.6rem;
            font-size: .92rem;
            transition: all .25s ease;
        }

        .btn-primary {
            background: var(--primary);
            border: none;
            color: #fff;
            box-shadow: 0 6px 20px rgba(200, 16, 46, .25);
        }

        .btn-primary:hover,
        .btn-primary:focus {
            background: var(--primary-600);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(200, 16, 46, .35);
        }

        .btn-outline-light {
            background: transparent;
            border: 1.5px solid rgba(255, 255, 255, .6);
            color: #fff;
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, .1);
            border-color: #fff;
            color: #fff;
            transform: translateY(-2px);
        }

        .btn-dark-custom {
            background: var(--dark);
            border: none;
            color: #fff;
        }

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

        .btn:focus-visible {
            outline: 3px solid rgba(200, 16, 46, .4);
            outline-offset: 2px;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--dark);
            color: rgba(255, 255, 255, .7);
            padding: 3.5rem 0 2rem;
            border-top: 1px solid rgba(255, 255, 255, .04);
        }

        .footer-inner {
            display: flex;
            justify-content: space-between;
            gap: 2rem;
            flex-wrap: wrap;
            padding-bottom: 2.2rem;
            border-bottom: 1px solid rgba(255, 255, 255, .08);
        }

        .footer-brand {
            max-width: 360px;
        }

        .footer-logo {
            display: inline-flex;
            align-items: center;
            gap: .6rem;
            color: #fff;
            font-weight: 700;
            font-size: 1.05rem;
        }

        .footer-logo:hover {
            color: #fff;
        }

        .footer-logo i {
            color: var(--primary);
            font-size: 1.2rem;
        }

        .footer-brand p {
            font-size: .86rem;
            color: rgba(255, 255, 255, .45);
            margin-top: .8rem;
            line-height: 1.7;
        }

        .footer-links {
            display: flex;
            gap: 1.6rem;
            align-items: center;
        }

        .footer-links a {
            color: rgba(255, 255, 255, .6);
            font-size: .9rem;
            font-weight: 500;
        }

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

        .footer-copy {
            padding-top: 1.6rem;
            display: flex;
            justify-content: space-between;
            gap: 1rem;
            flex-wrap: wrap;
            font-size: .8rem;
            color: rgba(255, 255, 255, .35);
        }

        .footer-copy p {
            margin: 0;
        }

        .footer-copy span {
            color: rgba(255, 255, 255, .5);
        }

        /* ========== 响应式 ========== */
        @media (max-width: 991.98px) {
            .site-header {
                position: sticky;
                top: 0;
                width: 100%;
                height: auto;
                z-index: 1050;
            }

            .mobile-topbar {
                display: flex;
                align-items: center;
                justify-content: space-between;
                padding: .8rem 1.2rem;
                background: var(--dark);
                border-bottom: 1px solid rgba(255, 255, 255, .06);
            }

            .mobile-brand {
                display: flex;
                align-items: center;
                gap: .55rem;
                color: #fff;
                font-weight: 700;
                font-size: .98rem;
            }

            .mobile-brand i {
                color: var(--primary);
            }

            .menu-toggle {
                background: rgba(255, 255, 255, .06);
                border: 1px solid rgba(255, 255, 255, .12);
                color: #fff;
                width: 40px;
                height: 40px;
                border-radius: 10px;
                display: flex;
                align-items: center;
                justify-content: center;
                font-size: 1rem;
                cursor: pointer;
                transition: background .2s;
            }

            .menu-toggle:hover {
                background: rgba(255, 255, 255, .12);
            }

            .site-header .sidebar {
                position: fixed;
                top: 0;
                left: 0;
                bottom: 0;
                width: var(--sidebar-w);
                height: 100%;
                transform: translateX(-100%);
                transition: transform .3s ease;
                overflow-y: auto;
                z-index: 1060;
                box-shadow: none;
            }

            .site-header .sidebar.open {
                transform: translateX(0);
                box-shadow: 0 0 60px rgba(0, 0, 0, .6);
            }

            .page-wrap {
                margin-left: 0;
            }

            .category-hero {
                padding: 4.5rem 0 4rem;
            }

            .category-hero h1 {
                font-size: 2.4rem;
            }

            .section {
                padding: 4rem 0;
            }
        }

        @media (max-width: 767.98px) {
            .container {
                padding-left: 1.2rem;
                padding-right: 1.2rem;
            }

            .category-hero {
                padding: 3.5rem 0;
            }

            .category-hero h1 {
                font-size: 2rem;
            }

            .category-hero .hero-desc {
                font-size: .95rem;
            }

            .hero-stat {
                min-width: 100px;
                padding: .7rem 1rem;
            }

            .hero-stat strong {
                font-size: 1.15rem;
            }

            .section-title {
                font-size: 1.55rem;
            }

            .cta-box {
                padding: 2.4rem 1.5rem;
            }

            .cta-box h2 {
                font-size: 1.45rem;
            }

            .footer-inner {
                flex-direction: column;
                gap: 1.6rem;
            }

            .footer-copy {
                flex-direction: column;
                text-align: center;
            }
        }

        @media (max-width: 575.98px) {
            .hero-stats {
                gap: .6rem;
            }

            .hero-stat {
                flex: 1 1 calc(50% - .6rem);
                min-width: 0;
            }

            .section {
                padding: 3rem 0;
            }

            .side-help-card {
                position: static;
                margin-top: 1.5rem;
            }
        }

        /* 焦点可访问性 */
        a:focus-visible,
        button:focus-visible {
            outline: 3px solid rgba(200, 16, 46, .45);
            outline-offset: 2px;
            border-radius: 4px;
        }