/* roulang page: index */
:root {
            --primary: #4f46e5;
            --primary-dark: #3730a3;
            --primary-light: #eef2ff;
            --accent: #f59e0b;
            --accent-dark: #d97706;
            --accent-light: #fffbeb;
            --dark: #0f172a;
            --dark-2: #1e293b;
            --bg: #f8fafc;
            --white: #ffffff;
            --text: #1e293b;
            --text-weak: #64748b;
            --border: #e2e8f0;
            --radius: 14px;
            --radius-lg: 22px;
            --radius-sm: 10px;
            --shadow-sm: 0 2px 10px rgba(15, 23, 42, 0.05);
            --shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
            --shadow-lg: 0 24px 60px rgba(15, 23, 42, 0.14);
            --transition: all .3s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }

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

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

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

        ul, ol {
            list-style: none;
        }

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

        /* ===== Header / Nav ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border);
            transition: var(--transition);
        }

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

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

        .logo-icon {
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 20px;
            font-weight: 800;
            box-shadow: 0 4px 14px rgba(79, 70, 229, 0.35);
        }

        .logo-text {
            display: flex;
            flex-direction: column;
            line-height: 1.2;
        }

        .logo-main {
            font-size: 19px;
            font-weight: 800;
            color: var(--dark);
            letter-spacing: 0.5px;
        }

        .logo-sub {
            font-size: 11px;
            color: var(--text-weak);
            letter-spacing: 2px;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 36px;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .nav-links a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
        }

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

        .nav-links a.active {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 14px rgba(79, 70, 229, 0.3);
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: linear-gradient(135deg, var(--accent), var(--accent-dark));
            color: #fff;
            padding: 10px 22px;
            border-radius: 999px;
            font-weight: 600;
            font-size: 15px;
            box-shadow: 0 4px 16px rgba(245, 158, 11, 0.35);
            transition: var(--transition);
            border: none;
            cursor: pointer;
            white-space: nowrap;
        }

        .nav-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 22px rgba(245, 158, 11, 0.45);
        }

        .nav-cta:active {
            transform: translateY(0);
        }

        .nav-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: var(--primary-light);
            color: var(--primary);
            align-items: center;
            justify-content: center;
            font-size: 18px;
            cursor: pointer;
            border: none;
            transition: var(--transition);
        }

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

        /* ===== Hero ===== */
        .hero {
            position: relative;
            background: linear-gradient(135deg, rgba(15, 23, 42, 0.88), rgba(30, 41, 59, 0.72)), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            color: #fff;
            padding: 100px 0 90px;
            overflow: hidden;
        }

        .hero::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 0;
            right: 0;
            height: 80px;
            background: linear-gradient(to top, var(--bg), transparent);
            z-index: 1;
        }

        .hero .container {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 48px;
            align-items: center;
        }

        .hero-content {
            max-width: 560px;
        }

        .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);
            backdrop-filter: blur(8px);
            padding: 6px 16px;
            border-radius: 999px;
            font-size: 13px;
            letter-spacing: 1px;
            color: #e2e8f0;
            margin-bottom: 20px;
        }

        .hero-badge i {
            color: var(--accent);
        }

        .hero h1 {
            font-size: 46px;
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: 1px;
            margin-bottom: 18px;
        }

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

        .hero-desc {
            font-size: 17px;
            color: #cbd5e1;
            line-height: 1.8;
            margin-bottom: 32px;
            max-width: 480px;
        }

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

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 28px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            border: none;
            line-height: 1.4;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--accent), var(--accent-dark));
            color: #fff;
            box-shadow: 0 6px 20px rgba(245, 158, 11, 0.35);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 30px rgba(245, 158, 11, 0.45);
        }

        .btn-outline-light {
            background: transparent;
            color: #fff;
            border: 1.5px solid rgba(255, 255, 255, 0.4);
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: rgba(255, 255, 255, 0.7);
        }

        .btn:focus-visible,
        .nav-cta:focus-visible,
        .nav-toggle:focus-visible,
        .faq-toggle:focus-visible {
            outline: 3px solid var(--accent);
            outline-offset: 2px;
        }

        .hero-panel {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.18);
            backdrop-filter: blur(16px);
            border-radius: var(--radius-lg);
            padding: 30px;
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.25);
        }

        .panel-head {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 24px;
            padding-bottom: 18px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.14);
        }

        .panel-title {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 15px;
            font-weight: 600;
        }

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

        .status-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(16, 185, 129, 0.2);
            color: #34d399;
            border: 1px solid rgba(16, 185, 129, 0.3);
            font-size: 12px;
            padding: 4px 12px;
            border-radius: 999px;
            font-weight: 500;
        }

        .status-badge::before {
            content: '';
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: #34d399;
            animation: pulse 1.6s infinite;
        }

        @keyframes pulse {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.5; transform: scale(0.8); }
        }

        .panel-stats {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
            margin-bottom: 24px;
        }

        .panel-stat {
            background: rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-sm);
            padding: 16px;
            border: 1px solid rgba(255, 255, 255, 0.08);
        }

        .panel-stat-num {
            font-size: 24px;
            font-weight: 700;
            color: #fff;
            line-height: 1.2;
        }

        .panel-stat-label {
            font-size: 12px;
            color: #94a3b8;
            margin-top: 4px;
        }

        .panel-footer {
            background: rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-sm);
            padding: 14px 18px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 13px;
            color: #cbd5e1;
        }

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

        /* ===== Section common ===== */
        .section {
            padding: 88px 0;
        }

        .section-alt {
            background: var(--white);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

        .section-header {
            text-align: center;
            max-width: 680px;
            margin: 0 auto 52px;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            padding: 5px 16px;
            border-radius: 999px;
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }

        .section-header h2 {
            font-size: 34px;
            font-weight: 800;
            color: var(--dark);
            line-height: 1.3;
            margin-bottom: 12px;
        }

        .section-header h2 em {
            font-style: normal;
            color: var(--primary);
        }

        .section-header p {
            color: var(--text-weak);
            font-size: 16px;
            line-height: 1.7;
        }

        /* ===== Feature cards ===== */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        .feature-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 36px 28px;
            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(--primary), var(--accent));
            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;
            background: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            margin-bottom: 22px;
            transition: var(--transition);
        }

        .feature-card:hover .feature-icon {
            background: var(--primary);
            color: #fff;
            transform: scale(1.05) rotate(-4deg);
        }

        .feature-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 10px;
        }

        .feature-card p {
            color: var(--text-weak);
            font-size: 14.5px;
            line-height: 1.7;
        }

        /* ===== Category Cards ===== */
        .category-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
        }

        .category-card {
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: var(--white);
            border: 1px solid var(--border);
            transition: var(--transition);
            position: relative;
        }

        .category-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }

        .category-cover {
            position: relative;
            height: 220px;
            overflow: hidden;
        }

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

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

        .category-cover::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(15, 23, 42, 0.7), transparent 55%);
        }

        .category-body {
            padding: 28px;
        }

        .category-body h3 {
            font-size: 21px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 8px;
        }

        .category-body p {
            color: var(--text-weak);
            font-size: 14.5px;
            line-height: 1.7;
            margin-bottom: 18px;
        }

        .category-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--primary);
            font-weight: 600;
            font-size: 15px;
        }

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

        .category-tag {
            position: absolute;
            top: 16px;
            left: 16px;
            z-index: 2;
            background: rgba(15, 23, 42, 0.72);
            backdrop-filter: blur(8px);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: 999px;
        }

        /* ===== News / CMS List ===== */
        .news-section {
            background: var(--bg);
        }

        .news-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }

        .news-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 24px;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .news-card:hover {
            box-shadow: var(--shadow);
            border-color: transparent;
            transform: translateY(-4px);
        }

        .news-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 999px;
        }

        .badge-accent {
            background: var(--accent-light);
            color: var(--accent-dark);
        }

        .news-time {
            font-size: 13px;
            color: var(--text-weak);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .news-card h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--dark);
            line-height: 1.5;
        }

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

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

        .news-more {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--primary);
            font-size: 14px;
            font-weight: 600;
            margin-top: auto;
        }

        .news-more:hover {
            gap: 12px;
        }

        .empty-tip {
            grid-column: 1 / -1;
            text-align: center;
            padding: 60px 20px;
            background: var(--white);
            border: 1px dashed var(--border);
            border-radius: var(--radius);
            color: var(--text-weak);
            font-size: 16px;
        }

        /* ===== Stats ===== */
        .stats-section {
            background: linear-gradient(135deg, var(--dark), var(--dark-2));
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .stats-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            opacity: 0.12;
        }

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

        .stat-item {
            text-align: center;
            padding: 32px 16px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius);
            backdrop-filter: blur(8px);
            transition: var(--transition);
        }

        .stat-item:hover {
            background: rgba(255, 255, 255, 0.09);
            transform: translateY(-4px);
        }

        .stat-num {
            font-size: 38px;
            font-weight: 800;
            color: var(--accent);
            line-height: 1.2;
            margin-bottom: 6px;
        }

        .stat-label {
            font-size: 14px;
            color: #94a3b8;
        }

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

        .steps-grid::before {
            content: '';
            position: absolute;
            top: 28px;
            left: 10%;
            right: 10%;
            height: 2px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            border-radius: 2px;
            opacity: 0.3;
        }

        .step-item {
            text-align: center;
            position: relative;
        }

        .step-num {
            width: 56px;
            height: 56px;
            margin: 0 auto 18px;
            background: var(--white);
            border: 2px solid var(--primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            position: relative;
            z-index: 2;
            transition: var(--transition);
        }

        .step-item:hover .step-num {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 8px 24px rgba(79, 70, 229, 0.3);
        }

        .step-item h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 8px;
        }

        .step-item p {
            font-size: 13.5px;
            color: var(--text-weak);
            line-height: 1.6;
            max-width: 200px;
            margin: 0 auto;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

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

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

        .faq-summary {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 20px 24px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--dark);
            background: none;
            border: none;
            text-align: left;
            transition: var(--transition);
        }

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

        .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            flex-shrink: 0;
            transition: var(--transition);
        }

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

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

        .faq-answer-inner {
            padding: 0 24px 22px;
            color: var(--text-weak);
            font-size: 14.5px;
            line-height: 1.8;
            border-top: 1px solid var(--border);
            padding-top: 16px;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-3.png') center/cover no-repeat;
            opacity: 0.15;
        }

        .cta-inner {
            position: relative;
            text-align: center;
            max-width: 680px;
            margin: 0 auto;
        }

        .cta-inner h2 {
            font-size: 34px;
            font-weight: 800;
            margin-bottom: 14px;
        }

        .cta-inner p {
            font-size: 16px;
            opacity: 0.9;
            margin-bottom: 32px;
            line-height: 1.7;
        }

        .btn-white {
            background: #fff;
            color: var(--primary);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
        }

        .btn-white:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.25);
        }

        .btn-outline-white {
            background: transparent;
            color: #fff;
            border: 1.5px solid rgba(255, 255, 255, 0.55);
        }

        .btn-outline-white:hover {
            background: rgba(255, 255, 255, 0.14);
            border-color: #fff;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--dark);
            color: #94a3b8;
            padding: 60px 0 0;
        }

        .footer-top {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 44px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-brand .logo {
            margin-bottom: 14px;
        }

        .footer-brand .logo-main {
            color: #fff;
        }

        .footer-brand .logo-sub {
            color: #64748b;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            max-width: 300px;
        }

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

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

        .footer-links a {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: #94a3b8;
            transition: var(--transition);
        }

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

        .footer-bottom {
            padding: 24px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
            font-size: 13px;
            color: #64748b;
        }

        .footer-bottom a {
            color: #94a3b8;
        }

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

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .hero .container {
                grid-template-columns: 1fr;
                gap: 40px;
            }

            .hero-content {
                max-width: 100%;
            }

            .hero h1 {
                font-size: 38px;
            }

            .feature-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 20px;
            }

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

            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 40px 20px;
            }

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

            .footer-top {
                grid-template-columns: 1fr 1fr;
            }
        }

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

            .nav-toggle {
                display: flex;
            }

            .main-nav {
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: var(--white);
                flex-direction: column;
                align-items: stretch;
                padding: 16px 24px 24px;
                gap: 16px;
                border-bottom: 1px solid var(--border);
                box-shadow: var(--shadow-lg);
                display: none;
            }

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

            .nav-links {
                flex-direction: column;
                align-items: stretch;
                gap: 4px;
            }

            .nav-links a {
                padding: 12px 16px;
                border-radius: 12px;
                font-size: 16px;
            }

            .nav-cta {
                justify-content: center;
                padding: 12px 20px;
            }

            .hero {
                padding: 60px 0;
            }

            .hero h1 {
                font-size: 32px;
            }

            .hero-desc {
                font-size: 15px;
            }

            .hero-btns {
                flex-direction: column;
                align-items: stretch;
            }

            .btn {
                justify-content: center;
            }

            .hero-panel {
                padding: 20px;
            }

            .section {
                padding: 60px 0;
            }

            .feature-grid,
            .category-grid,
            .news-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .section-header h2,
            .cta-inner h2 {
                font-size: 26px;
            }

            .category-cover {
                height: 180px;
            }

            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }

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

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

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

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

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

            .hero h1 {
                font-size: 26px;
            }

            .hero-badge {
                font-size: 12px;
                padding: 5px 12px;
            }

            .hero-desc {
                font-size: 14px;
            }

            .panel-stats {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }

            .panel-stat {
                padding: 12px;
            }

            .panel-stat-num {
                font-size: 18px;
            }

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

            .feature-card {
                padding: 24px 20px;
            }

            .category-body {
                padding: 20px;
            }

            .news-card {
                padding: 18px;
            }

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

            .cta-inner h2 {
                font-size: 22px;
            }

            .cta-inner .btn-group {
                flex-direction: column;
                align-items: stretch;
                display: flex;
                gap: 12px;
            }

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

            .faq-answer-inner {
                padding: 0 16px 18px;
            }
        }

/* roulang page: category1 */
/* ========== 设计变量 ========== */
:root{
  --primary:#0b1626;
  --primary-light:#14253c;
  --primary-lighter:#1e3452;
  --accent:#e63946;
  --accent-hover:#c92a35;
  --accent-soft:rgba(230,57,70,.12);
  --gold:#f0a35e;
  --bg:#f4f6fb;
  --bg-alt:#eef2f8;
  --white:#ffffff;
  --text:#17202e;
  --text-weak:#5f6d80;
  --text-faint:#8a96a8;
  --border:#e1e7f0;
  --radius:18px;
  --radius-sm:12px;
  --radius-xs:8px;
  --shadow-sm:0 2px 10px rgba(10,20,40,.06);
  --shadow-md:0 10px 30px rgba(10,20,40,.09);
  --shadow-lg:0 24px 60px rgba(10,20,40,.14);
  --transition:all .3s cubic-bezier(.4,0,.2,1);
  --container:1220px;
  --header-h:76px;
}

/* ========== Reset / Base ========== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Segoe UI",sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.7;
  font-size:16px;
}
img{max-width:100%;display:block;border:none}
a{color:inherit;text-decoration:none;transition:var(--transition)}
button{font-family:inherit;border:none;background:none;cursor:pointer;color:inherit}
ul,ol{list-style:none}
::selection{background:var(--accent);color:#fff}
:focus-visible{outline:3px solid rgba(230,57,70,.5);outline-offset:2px}

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

/* ========== 头部导航 ========== */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(11,22,38,.92);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(255,255,255,.07);
  height:var(--header-h);
  box-shadow:0 1px 20px rgba(0,0,0,.15);
}
.site-header .container{
  display:flex;align-items:center;justify-content:space-between;height:100%;
}
.logo{display:flex;align-items:center;gap:12px;flex-shrink:0}
.logo-icon{
  width:44px;height:44px;border-radius:12px;
  background:linear-gradient(135deg,var(--accent),#f77f4b);
  color:#fff;font-size:22px;font-weight:800;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 4px 14px rgba(230,57,70,.35);
}
.logo-text{display:flex;flex-direction:column;line-height:1.2}
.logo-main{color:#fff;font-size:19px;font-weight:800;letter-spacing:.5px}
.logo-sub{color:rgba(255,255,255,.62);font-size:12px;letter-spacing:1px}
.main-nav{display:flex;align-items:center;gap:28px}
.nav-links{display:flex;align-items:center;gap:8px}
.nav-links a{
  color:rgba(255,255,255,.72);font-size:15px;font-weight:500;
  padding:8px 18px;border-radius:999px;
  transition:var(--transition);
  position:relative;
}
.nav-links a:hover{color:#fff;background:rgba(255,255,255,.09)}
.nav-links a.active{color:#fff;background:var(--accent);box-shadow:0 4px 16px rgba(230,57,70,.35)}
.nav-cta{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--accent);color:#fff;font-weight:600;font-size:14px;
  padding:10px 24px;border-radius:999px;
  box-shadow:0 4px 18px rgba(230,57,70,.4);
  transition:var(--transition);
}
.nav-cta:hover{background:var(--accent-hover);transform:translateY(-2px);box-shadow:0 6px 22px rgba(230,57,70,.5);color:#fff}
.nav-cta i{font-size:13px}
.nav-toggle{display:none;color:#fff;font-size:24px;padding:8px;border-radius:8px}

/* ========== 页面 Banner ========== */
.page-hero{
  position:relative;padding:120px 0 90px;
  background:linear-gradient(135deg,rgba(11,22,38,.92),rgba(14,32,58,.82)),url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  color:#fff;
}
.page-hero::after{
  content:'';position:absolute;bottom:0;left:0;right:0;height:80px;
  background:linear-gradient(transparent,var(--bg));
}
.breadcrumb{
  display:flex;align-items:center;gap:10px;font-size:14px;color:rgba(255,255,255,.6);
  margin-bottom:20px;flex-wrap:wrap;
}
.breadcrumb a{color:rgba(255,255,255,.8)}
.breadcrumb a:hover{color:var(--gold)}
.breadcrumb i{font-size:12px}
.page-title{
  font-size:44px;font-weight:800;line-height:1.25;margin-bottom:16px;
  letter-spacing:-.5px;
}
.page-title span{color:var(--gold)}
.page-subtitle{font-size:17px;color:rgba(255,255,255,.72);max-width:640px;line-height:1.8}

/* ========== 通用板块 ========== */
.section{padding:90px 0}
.section-alt{background:var(--white)}
.section-head{margin-bottom:52px;max-width:720px}
.section-tag{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--accent-soft);color:var(--accent);
  font-size:13px;font-weight:700;letter-spacing:1px;
  padding:6px 16px;border-radius:999px;margin-bottom:16px;
}
.section-tag::before{content:'';width:6px;height:6px;border-radius:50%;background:var(--accent)}
.section-title{font-size:32px;font-weight:800;line-height:1.3;color:var(--text)}
.section-title em{font-style:normal;color:var(--accent)}
.section-desc{margin-top:14px;font-size:16px;color:var(--text-weak);line-height:1.8}

/* ========== 分类标签 ========== */
.tabs-section{padding:60px 0 0}
.tabs{
  display:flex;flex-wrap:wrap;gap:12px;
  justify-content:center;align-items:center;
  background:var(--white);padding:14px;
  border-radius:var(--radius);box-shadow:var(--shadow-sm);
  border:1px solid var(--border);
}
.tab-btn{
  font-size:14px;font-weight:600;color:var(--text-weak);
  padding:10px 24px;border-radius:999px;
  transition:var(--transition);
  border:1px solid transparent;
}
.tab-btn:hover{color:var(--accent);background:var(--accent-soft)}
.tab-btn.active{background:var(--primary);color:#fff;box-shadow:0 4px 14px rgba(11,22,38,.25)}

/* ========== 资讯卡片网格 ========== */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.news-card{
  background:var(--white);border-radius:var(--radius);
  border:1px solid var(--border);
  overflow:hidden;
  transition:var(--transition);
  box-shadow:var(--shadow-sm);
  display:flex;flex-direction:column;
}
.news-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg);border-color:transparent}
.news-cover{position:relative;overflow:hidden;height:220px}
.news-cover img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.news-card:hover .news-cover img{transform:scale(1.06)}
.news-cover::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(to top,rgba(11,22,38,.55),transparent 60%);
  opacity:.8;transition:var(--transition);
}
.news-tag{
  position:absolute;top:16px;left:16px;z-index:2;
  background:var(--accent);color:#fff;font-size:12px;font-weight:700;
  padding:4px 14px;border-radius:999px;
  box-shadow:0 2px 10px rgba(230,57,70,.4);
}
.news-body{padding:24px;display:flex;flex-direction:column;flex:1}
.news-meta{display:flex;align-items:center;gap:16px;font-size:13px;color:var(--text-faint);margin-bottom:12px}
.news-meta i{font-size:13px;margin-right:4px}
.news-title{font-size:18px;font-weight:700;line-height:1.5;color:var(--text);margin-bottom:10px}
.news-title a{display:block}
.news-title a:hover{color:var(--accent)}
.news-excerpt{font-size:14px;color:var(--text-weak);line-height:1.7;flex:1}
.news-link{
  display:inline-flex;align-items:center;gap:6px;
  margin-top:18px;font-size:14px;font-weight:600;color:var(--accent);
  transition:var(--transition);
}
.news-link i{font-size:12px;transition:transform .3s}
.news-link:hover{color:var(--accent-hover)}
.news-link:hover i{transform:translateX(4px)}

/* ========== 数据统计 ========== */
.stats-section{
  background:linear-gradient(135deg,var(--primary),var(--primary-light));
  padding:70px 0;color:#fff;position:relative;overflow:hidden;
}
.stats-section::before{
  content:'';position:absolute;top:-80px;right:-80px;
  width:260px;height:260px;border-radius:50%;
  background:rgba(230,57,70,.15);
}
.stats-section::after{
  content:'';position:absolute;bottom:-60px;left:60px;
  width:160px;height:160px;border-radius:50%;
  background:rgba(240,163,94,.12);
}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:40px;position:relative;z-index:2}
.stat-item{text-align:center;padding:20px}
.stat-number{font-size:44px;font-weight:800;line-height:1.2;letter-spacing:-1px}
.stat-number strong{color:var(--gold);font-size:30px;font-weight:800}
.stat-label{margin-top:10px;font-size:14px;color:rgba(255,255,255,.65);letter-spacing:1px}

/* ========== 专题图文 ========== */
.feature-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.feature-media{position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-lg)}
.feature-media img{width:100%;height:430px;object-fit:cover}
.feature-media::after{
  content:'';position:absolute;inset:0;border:1px solid rgba(255,255,255,.2);
  border-radius:var(--radius);pointer-events:none;
}
.feature-badge{
  position:absolute;top:20px;left:20px;z-index:2;
  background:var(--gold);color:#0b1626;font-weight:700;font-size:13px;
  padding:5px 16px;border-radius:999px;
}
.feature-content h3{font-size:30px;font-weight:800;line-height:1.4;margin-bottom:20px}
.feature-content p{color:var(--text-weak);font-size:15px;line-height:1.9;margin-bottom:24px}
.feature-list{display:flex;flex-direction:column;gap:14px;margin-bottom:30px}
.feature-list li{
  display:flex;align-items:flex-start;gap:14px;font-size:15px;color:var(--text);font-weight:500;
}
.feature-list li i{
  width:30px;height:30px;border-radius:8px;background:var(--accent-soft);
  color:var(--accent);font-size:13px;display:flex;align-items:center;justify-content:center;
  flex-shrink:0;margin-top:2px;
}
.btn{
  display:inline-flex;align-items:center;gap:10px;
  background:var(--accent);color:#fff;font-weight:600;font-size:15px;
  padding:14px 32px;border-radius:999px;
  box-shadow:0 6px 20px rgba(230,57,70,.35);
  transition:var(--transition);
}
.btn:hover{background:var(--accent-hover);transform:translateY(-2px);box-shadow:0 8px 26px rgba(230,57,70,.45);color:#fff}
.btn-outline{
  background:transparent;color:var(--primary);
  border:2px solid var(--primary);box-shadow:none;
}
.btn-outline:hover{background:var(--primary);color:#fff;box-shadow:0 6px 20px rgba(11,22,38,.3)}

/* ========== 列表导读 ========== */
.list-section{background:var(--bg-alt)}
.list-section .container{max-width:920px}
.article-list{display:flex;flex-direction:column;gap:16px}
.article-item{
  display:flex;align-items:center;gap:24px;
  background:var(--white);border-radius:var(--radius-sm);
  padding:22px 28px;border:1px solid var(--border);
  transition:var(--transition);
  box-shadow:var(--shadow-sm);
}
.article-item:hover{border-color:transparent;box-shadow:var(--shadow-md);transform:translateX(6px)}
.article-date{
  flex-shrink:0;text-align:center;min-width:64px;
  background:var(--primary);color:#fff;border-radius:12px;
  padding:10px 8px;line-height:1.2;
}
.article-date .day{font-size:22px;font-weight:800;display:block}
.article-date .month{font-size:12px;opacity:.7}
.article-info{flex:1;min-width:0}
.article-info h4{font-size:16px;font-weight:700;margin-bottom:4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.article-info h4 a:hover{color:var(--accent)}
.article-info p{font-size:13px;color:var(--text-faint);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.article-item .arrow{
  flex-shrink:0;width:38px;height:38px;border-radius:50%;
  background:var(--accent-soft);color:var(--accent);
  display:flex;align-items:center;justify-content:center;
  transition:var(--transition);
}
.article-item:hover .arrow{background:var(--accent);color:#fff}

/* ========== FAQ ========== */
.faq-section .container{max-width:860px}
.faq-item{
  background:var(--white);border:1px solid var(--border);
  border-radius:var(--radius-sm);margin-bottom:14px;
  transition:var(--transition);overflow:hidden;
}
.faq-item.active{box-shadow:var(--shadow-md);border-color:transparent}
.faq-question{
  display:flex;align-items:center;justify-content:space-between;
  width:100%;padding:22px 28px;text-align:left;
  font-size:16px;font-weight:600;color:var(--text);
  background:none;transition:var(--transition);
}
.faq-question:hover{color:var(--accent)}
.faq-question .icon{
  width:28px;height:28px;border-radius:50%;
  background:var(--accent-soft);color:var(--accent);
  display:flex;align-items:center;justify-content:center;
  font-size:13px;flex-shrink:0;
  transition:var(--transition);
}
.faq-item.active .faq-question .icon{transform:rotate(45deg);background:var(--accent);color:#fff}
.faq-answer{
  max-height:0;overflow:hidden;transition:max-height .4s ease;
  padding:0 28px;color:var(--text-weak);font-size:14px;line-height:1.9;
}

/* ========== CTA ========== */
.cta-section{padding:70px 0 100px}
.cta-box{
  background:linear-gradient(135deg,var(--primary),var(--primary-lighter));
  border-radius:24px;padding:60px 70px;
  display:flex;align-items:center;justify-content:space-between;gap:40px;
  position:relative;overflow:hidden;
  box-shadow:var(--shadow-lg);
}
.cta-box::before{
  content:'';position:absolute;top:-40px;right:-40px;
  width:180px;height:180px;border-radius:50%;
  background:rgba(230,57,70,.2);
}
.cta-content h3{color:#fff;font-size:28px;font-weight:800;margin-bottom:10px}
.cta-content p{color:rgba(255,255,255,.7);font-size:15px}
.cta-btn{
  display:inline-flex;align-items:center;gap:10px;
  background:var(--accent);color:#fff;font-weight:700;font-size:16px;
  padding:16px 38px;border-radius:999px;
  box-shadow:0 8px 26px rgba(230,57,70,.4);
  transition:var(--transition);flex-shrink:0;
}
.cta-btn:hover{transform:translateY(-3px) scale(1.03);box-shadow:0 12px 32px rgba(230,57,70,.5);color:#fff}

/* ========== 页脚 ========== */
.site-footer{background:var(--primary);color:rgba(255,255,255,.65);padding:70px 0 0}
.footer-top{
  display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:60px;
  padding-bottom:50px;border-bottom:1px solid rgba(255,255,255,.08);
}
.footer-brand p{font-size:14px;line-height:1.9;margin-top:18px;max-width:320px}
.footer-title{color:#fff;font-size:16px;font-weight:700;margin-bottom:20px;position:relative;padding-bottom:12px}
.footer-title::after{content:'';position:absolute;left:0;bottom:0;width:32px;height:3px;background:var(--accent);border-radius:3px}
.footer-links{display:flex;flex-direction:column;gap:12px}
.footer-links a{color:rgba(255,255,255,.55);font-size:14px;display:inline-flex;align-items:center;gap:8px}
.footer-links a:hover{color:var(--gold);transform:translateX(4px)}
.footer-links i{font-size:12px}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;
  padding:24px 0;font-size:13px;color:rgba(255,255,255,.4);
  flex-wrap:wrap;gap:12px;
}

/* ========== 响应式 ========== */
@media (max-width:1024px){
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .feature-grid{gap:40px}
  .footer-top{gap:40px}
  .cta-box{padding:50px 40px;flex-direction:column;text-align:center}
  .page-title{font-size:36px}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:30px}
}

@media (max-width:768px){
  .site-header .container{gap:12px}
  .main-nav{
    position:fixed;top:0;right:0;bottom:0;width:300px;
    background:var(--primary);flex-direction:column;
    align-items:flex-start;justify-content:flex-start;
    padding:100px 30px 40px;gap:20px;
    transform:translateX(100%);
    transition:transform .4s ease;
    box-shadow:-20px 0 60px rgba(0,0,0,.3);
    z-index:999;
  }
  .main-nav.open{transform:translateX(0)}
  .nav-links{flex-direction:column;align-items:flex-start;width:100%;gap:8px}
  .nav-links a{display:block;width:100%;font-size:16px;padding:12px 16px;border-radius:12px}
  .nav-cta{width:100%;justify-content:center;margin-top:10px}
  .nav-toggle{display:block;z-index:1001}
  .page-hero{padding:100px 0 70px}
  .page-title{font-size:30px}
  .section{padding:60px 0}
  .section-title{font-size:26px}
  .feature-grid{grid-template-columns:1fr}
  .feature-media img{height:300px}
  .news-grid{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr;gap:40px}
  .article-item{padding:16px 20px;gap:16px}
  .article-date{min-width:56px;padding:8px 6px}
  .footer-bottom{flex-direction:column;text-align:center}
  .stats-section{padding:50px 0}
}

@media (max-width:520px){
  .container{padding:0 16px}
  .logo-main{font-size:16px}
  .logo-sub{font-size:10px}
  .logo-icon{width:38px;height:38px;font-size:18px}
  .page-hero{padding:80px 0 60px}
  .page-title{font-size:26px}
  .page-subtitle{font-size:15px}
  .section-title{font-size:22px}
  .stats-grid{grid-template-columns:1fr 1fr;gap:20px}
  .stat-number{font-size:32px}
  .tabs{padding:10px;gap:8px}
  .tab-btn{font-size:13px;padding:8px 16px}
  .news-cover{height:190px}
  .cta-box{padding:40px 24px}
  .cta-content h3{font-size:22px}
  .cta-btn{width:100%;justify-content:center}
  .article-item{flex-wrap:wrap}
  .article-info h4{white-space:normal}
  .article-info p{white-space:normal}
}

/* roulang page: article */
:root {
            --primary: #0b1f33;
            --primary-light: #142f4a;
            --primary-dark: #071625;
            --accent: #e86f2c;
            --accent-light: #f08c52;
            --accent-dark: #d35c1c;
            --bg: #f4f6fa;
            --bg-deep: #eef1f7;
            --card: #ffffff;
            --text: #16202e;
            --text-weak: #637183;
            --border: #e3e8f0;
            --radius: 16px;
            --radius-sm: 10px;
            --radius-lg: 24px;
            --shadow: 0 6px 24px rgba(11, 31, 51, 0.08);
            --shadow-lg: 0 14px 44px rgba(11, 31, 51, 0.12);
            --transition: all 0.3s ease;
            --font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "微软雅黑", sans-serif;
            --container-max: 1200px;
        }

        *, *::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);
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }

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

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

        button {
            cursor: pointer;
        }

        ul, ol {
            list-style: none;
        }

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

        .site-header {
            background: rgba(11, 31, 51, 0.96);
            backdrop-filter: blur(12px);
            position: sticky;
            top: 0;
            z-index: 100;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            box-shadow: 0 2px 16px rgba(0, 0, 0, 0.2);
        }

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

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

        .logo-icon {
            width: 42px;
            height: 42px;
            background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 20px;
            font-weight: 800;
            box-shadow: 0 4px 14px rgba(232, 111, 44, 0.35);
        }

        .logo-text {
            display: flex;
            flex-direction: column;
            line-height: 1.2;
        }

        .logo-main {
            color: #fff;
            font-size: 18px;
            font-weight: 700;
            letter-spacing: 1px;
        }

        .logo-sub {
            color: rgba(255, 255, 255, 0.65);
            font-size: 11px;
            letter-spacing: 2px;
            margin-top: 2px;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 24px;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .nav-links a {
            color: rgba(255, 255, 255, 0.78);
            padding: 8px 18px;
            border-radius: 8px;
            font-size: 15px;
            font-weight: 500;
            transition: var(--transition);
            position: relative;
        }

        .nav-links a:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.08);
        }

        .nav-links a.active {
            color: #fff;
            background: rgba(232, 111, 44, 0.18);
        }

        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--accent);
            border-radius: 3px;
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent);
            color: #fff;
            padding: 10px 22px;
            border-radius: 10px;
            font-size: 14px;
            font-weight: 600;
            box-shadow: 0 4px 14px rgba(232, 111, 44, 0.35);
            transition: var(--transition);
            white-space: nowrap;
        }

        .nav-cta:hover {
            background: var(--accent-light);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(232, 111, 44, 0.45);
            color: #fff;
        }

        .nav-cta i {
            font-size: 13px;
            transition: transform 0.3s ease;
        }

        .nav-cta:hover i {
            transform: translateX(3px);
        }

        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            font-size: 20px;
            align-items: center;
            justify-content: center;
        }

        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.2);
        }

        .article-hero {
            background: linear-gradient(rgba(11, 31, 51, 0.82), rgba(11, 31, 51, 0.88)), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            padding: 72px 0 64px;
            position: relative;
            overflow: hidden;
            border-bottom: 4px solid var(--accent);
        }

        .article-hero::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 280px;
            height: 280px;
            background: radial-gradient(circle, rgba(232, 111, 44, 0.25) 0%, transparent 70%);
            border-radius: 50%;
        }

        .article-hero::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -40px;
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, rgba(255, 255, 255, 0.08) 0%, transparent 70%);
            border-radius: 50%;
        }

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

        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 24px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
        }

        .breadcrumb a {
            color: rgba(255, 255, 255, 0.75);
            transition: var(--transition);
        }

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

        .breadcrumb .sep {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.4);
        }

        .breadcrumb .current {
            color: rgba(255, 255, 255, 0.9);
            font-weight: 500;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
            max-width: 260px;
        }

        .article-hero h1 {
            color: #fff;
            font-size: 36px;
            font-weight: 700;
            line-height: 1.35;
            max-width: 800px;
            margin-bottom: 20px;
            letter-spacing: 0.5px;
        }

        .article-hero-meta {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 18px;
            color: rgba(255, 255, 255, 0.7);
            font-size: 14px;
        }

        .hero-meta-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .hero-meta-item i {
            color: var(--accent-light);
            font-size: 15px;
        }

        .hero-badge {
            background: rgba(232, 111, 44, 0.25);
            color: var(--accent-light);
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
            border: 1px solid rgba(232, 111, 44, 0.3);
        }

        .article-wrap {
            display: grid;
            grid-template-columns: minmax(0, 1fr) 340px;
            gap: 40px;
            padding-top: 48px;
            padding-bottom: 48px;
            align-items: start;
        }

        .article-main {
            background: var(--card);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            overflow: hidden;
            border: 1px solid var(--border);
        }

        .article-main-inner {
            padding: 40px 44px;
        }

        .article-content {
            font-size: 16px;
            line-height: 1.9;
            color: var(--text);
            word-break: break-word;
        }

        .article-content h2 {
            font-size: 24px;
            font-weight: 700;
            margin: 36px 0 18px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--bg-deep);
            color: var(--primary);
        }

        .article-content h3 {
            font-size: 20px;
            font-weight: 600;
            margin: 28px 0 14px;
            color: var(--primary);
        }

        .article-content p {
            margin: 16px 0;
        }

        .article-content ul,
        .article-content ol {
            margin: 16px 0;
            padding-left: 22px;
        }

        .article-content ul li {
            list-style: disc;
            margin: 8px 0;
        }

        .article-content ol li {
            list-style: decimal;
            margin: 8px 0;
        }

        .article-content img {
            margin: 24px auto;
            border-radius: 14px;
            box-shadow: var(--shadow);
        }

        .article-content blockquote {
            border-left: 4px solid var(--accent);
            background: #faf7f3;
            padding: 16px 24px;
            margin: 20px 0;
            border-radius: 0 12px 12px 0;
            color: var(--text-weak);
            font-style: normal;
        }

        .article-content blockquote p {
            margin: 0;
        }

        .article-content a {
            color: var(--accent);
            border-bottom: 1px solid rgba(232, 111, 44, 0.3);
        }

        .article-content a:hover {
            color: var(--accent-dark);
            border-bottom-color: var(--accent-dark);
        }

        .article-content code {
            background: #f0f2f5;
            color: var(--accent-dark);
            padding: 2px 8px;
            border-radius: 6px;
            font-size: 14px;
            font-family: "SFMono-Regular", Consolas, monospace;
        }

        .article-content pre {
            background: var(--primary-dark);
            color: #e8ecf1;
            padding: 24px;
            border-radius: 14px;
            overflow-x: auto;
            margin: 24px 0;
            line-height: 1.6;
            font-size: 14px;
        }

        .article-content pre code {
            background: none;
            color: inherit;
            padding: 0;
        }

        .article-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 24px 0;
            font-size: 15px;
        }

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

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

        .article-content hr {
            border: none;
            border-top: 1px solid var(--border);
            margin: 32px 0;
        }

        .article-records {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            padding-top: 28px;
            margin-top: 32px;
            border-top: 1px solid var(--bg-deep);
        }

        .article-records .tag-label {
            font-size: 14px;
            color: var(--text-weak);
            align-self: center;
        }

        .article-records .record-tag {
            background: var(--bg);
            border: 1px solid var(--border);
            color: var(--text);
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 13px;
            transition: var(--transition);
        }

        .article-records .record-tag:hover {
            background: var(--accent);
            color: #fff;
            border-color: var(--accent);
            transform: translateY(-2px);
        }

        .article-share {
            display: flex;
            align-items: center;
            gap: 12px;
            padding-top: 24px;
            margin-top: 24px;
            border-top: 1px solid var(--bg-deep);
        }

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

        .share-btn {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 15px;
            background: var(--bg);
            color: var(--text);
            transition: var(--transition);
            border: 1px solid var(--border);
        }

        .share-btn:hover {
            background: var(--accent);
            color: #fff;
            border-color: var(--accent);
            transform: translateY(-3px);
            box-shadow: 0 6px 16px rgba(232, 111, 44, 0.3);
        }

        .not-found-box {
            text-align: center;
            padding: 60px 30px;
        }

        .not-found-box i {
            font-size: 64px;
            color: var(--accent);
            margin-bottom: 20px;
            display: block;
        }

        .not-found-box h2 {
            font-size: 28px;
            color: var(--primary);
            margin-bottom: 12px;
        }

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

        .btn-home {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent);
            color: #fff;
            padding: 12px 28px;
            border-radius: 10px;
            font-weight: 600;
            transition: var(--transition);
            box-shadow: 0 4px 14px rgba(232, 111, 44, 0.3);
        }

        .btn-home:hover {
            background: var(--accent-light);
            transform: translateY(-2px);
            color: #fff;
            box-shadow: 0 6px 20px rgba(232, 111, 44, 0.4);
        }

        .article-sidebar {
            display: flex;
            flex-direction: column;
            gap: 24px;
            position: sticky;
            top: 96px;
        }

        .sidebar-card {
            background: var(--card);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            padding: 28px;
            transition: var(--transition);
        }

        .sidebar-card:hover {
            box-shadow: var(--shadow-lg);
        }

        .sidebar-card-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 18px;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--bg-deep);
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .sidebar-card-title i {
            color: var(--accent);
            font-size: 18px;
        }

        .sidebar-cat-list li {
            border-bottom: 1px solid var(--bg-deep);
        }

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

        .sidebar-cat-list a {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 0;
            color: var(--text);
            font-size: 14px;
            font-weight: 500;
        }

        .sidebar-cat-list a:hover {
            color: var(--accent);
            padding-left: 8px;
        }

        .sidebar-cat-list a span {
            color: var(--text-weak);
            font-size: 13px;
            background: var(--bg);
            padding: 2px 10px;
            border-radius: 12px;
        }

        .sidebar-post-list li {
            border-bottom: 1px solid var(--bg-deep);
            padding: 12px 0;
        }

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

        .sidebar-post-list a {
            display: flex;
            flex-direction: column;
            gap: 4px;
            color: var(--text);
        }

        .sidebar-post-list a:hover .post-title {
            color: var(--accent);
        }

        .post-title {
            font-size: 14px;
            font-weight: 600;
            line-height: 1.5;
            transition: var(--transition);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .post-date {
            font-size: 12px;
            color: var(--text-weak);
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .post-date i {
            font-size: 11px;
        }

        .sidebar-guide-box {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            border-radius: var(--radius);
            padding: 28px;
            color: #fff;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .sidebar-guide-box::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 100px;
            height: 100px;
            background: rgba(232, 111, 44, 0.3);
            border-radius: 50%;
        }

        .sidebar-guide-box h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .sidebar-guide-box p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 18px;
            line-height: 1.6;
        }

        .sidebar-guide-box a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--accent);
            color: #fff;
            padding: 10px 20px;
            border-radius: 10px;
            font-size: 14px;
            font-weight: 600;
            transition: var(--transition);
        }

        .sidebar-guide-box a:hover {
            background: var(--accent-light);
            transform: translateY(-2px);
            color: #fff;
            box-shadow: 0 6px 18px rgba(232, 111, 44, 0.4);
        }

        .related-section {
            background: var(--bg-deep);
            padding: 72px 0;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

        .section-head {
            text-align: center;
            margin-bottom: 44px;
        }

        .section-eyebrow {
            display: inline-block;
            background: rgba(232, 111, 44, 0.12);
            color: var(--accent);
            font-size: 13px;
            font-weight: 600;
            padding: 6px 18px;
            border-radius: 20px;
            margin-bottom: 14px;
            letter-spacing: 1px;
        }

        .section-head h2 {
            font-size: 32px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 10px;
        }

        .section-head p {
            color: var(--text-weak);
            font-size: 15px;
            max-width: 560px;
            margin: 0 auto;
        }

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

        .article-card {
            background: var(--card);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
            display: block;
        }

        .article-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(232, 111, 44, 0.3);
        }

        .article-card .card-img {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 9;
            background: var(--bg);
        }

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

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

        .card-img::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(11, 31, 51, 0.35) 0%, transparent 50%);
        }

        .article-card .card-body {
            padding: 24px;
        }

        .article-card .card-cat {
            display: inline-block;
            font-size: 12px;
            color: var(--accent);
            background: rgba(232, 111, 44, 0.1);
            padding: 3px 12px;
            border-radius: 12px;
            font-weight: 600;
            margin-bottom: 10px;
        }

        .article-card h3 {
            font-size: 17px;
            font-weight: 600;
            line-height: 1.5;
            color: var(--text);
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: var(--transition);
        }

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

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

        .article-card .card-meta {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: var(--text-weak);
        }

        .article-card .card-meta i {
            font-size: 12px;
            color: var(--accent);
        }

        .faq-section {
            padding: 72px 0;
            background: var(--card);
        }

        .faq-grid {
            max-width: 780px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .faq-item {
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 0;
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item:hover {
            border-color: rgba(232, 111, 44, 0.3);
            box-shadow: var(--shadow);
        }

        .faq-item summary {
            padding: 22px 28px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            list-style: none;
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary .faq-icon {
            min-width: 32px;
            height: 32px;
            background: var(--accent);
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            transition: var(--transition);
            flex-shrink: 0;
        }

        .faq-item[open] summary .faq-icon {
            transform: rotate(45deg);
            background: var(--primary);
        }

        .faq-item .faq-answer {
            padding: 0 28px 24px;
            color: var(--text-weak);
            font-size: 15px;
            line-height: 1.7;
        }

        .faq-item .faq-answer p {
            margin: 0;
        }

        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 60%, var(--primary) 100%);
            padding: 72px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
            border-bottom: 4px solid var(--accent);
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(232, 111, 44, 0.2) 0%, transparent 60%);
            border-radius: 50%;
        }

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

        .cta-section h2 {
            color: #fff;
            font-size: 34px;
            font-weight: 700;
            margin-bottom: 14px;
        }

        .cta-section p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 16px;
            max-width: 560px;
            margin: 0 auto 32px;
        }

        .cta-btn-group {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .cta-btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent);
            color: #fff;
            padding: 14px 34px;
            border-radius: 12px;
            font-size: 16px;
            font-weight: 700;
            box-shadow: 0 8px 28px rgba(232, 111, 44, 0.4);
            transition: var(--transition);
        }

        .cta-btn-primary:hover {
            background: var(--accent-light);
            transform: translateY(-3px);
            color: #fff;
            box-shadow: 0 12px 36px rgba(232, 111, 44, 0.5);
        }

        .cta-btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.3);
            color: #fff;
            padding: 14px 30px;
            border-radius: 12px;
            font-size: 15px;
            font-weight: 600;
            transition: var(--transition);
        }

        .cta-btn-secondary:hover {
            background: rgba(255, 255, 255, 0.2);
            color: #fff;
            transform: translateY(-3px);
            border-color: rgba(232, 111, 44, 0.5);
        }

        .site-footer {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 56px 0 0;
            font-size: 14px;
        }

        .site-footer .footer-top {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .site-footer .footer-brand p {
            margin-top: 16px;
            line-height: 1.7;
            max-width: 320px;
            color: rgba(255, 255, 255, 0.55);
        }

        .site-footer .footer-title {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 18px;
            position: relative;
            padding-bottom: 10px;
        }

        .site-footer .footer-title::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 28px;
            height: 3px;
            background: var(--accent);
            border-radius: 3px;
        }

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

        .site-footer .footer-links a {
            color: rgba(255, 255, 255, 0.6);
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

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

        .site-footer .footer-links a i {
            font-size: 12px;
            color: var(--accent);
        }

        .footer-bottom {
            padding: 24px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
        }

        .footer-bottom span:first-child {
            color: rgba(255, 255, 255, 0.55);
        }

        .footer-bottom span:last-child {
            color: rgba(255, 255, 255, 0.35);
        }

        @media (max-width: 1024px) {
            .article-wrap {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .article-sidebar {
                position: static;
                display: grid;
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }

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

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

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

            .nav-toggle {
                display: flex;
            }

            .main-nav {
                position: fixed;
                top: 64px;
                right: -100%;
                width: 260px;
                height: calc(100vh - 64px);
                background: var(--primary);
                flex-direction: column;
                align-items: flex-start;
                padding: 24px;
                gap: 20px;
                transition: right 0.35s ease;
                box-shadow: -8px 0 30px rgba(0, 0, 0, 0.3);
                z-index: 100;
                overflow-y: auto;
                border-left: 1px solid rgba(255, 255, 255, 0.08);
            }

            .main-nav.open {
                right: 0;
            }

            .nav-links {
                flex-direction: column;
                align-items: stretch;
                gap: 4px;
                width: 100%;
            }

            .nav-links a {
                display: block;
                padding: 12px 16px;
                border-radius: 10px;
            }

            .nav-links a.active::after {
                display: none;
            }

            .nav-cta {
                width: 100%;
                justify-content: center;
                margin-top: auto;
            }

            .article-hero {
                padding: 48px 0 40px;
            }

            .article-hero h1 {
                font-size: 26px;
            }

            .article-main-inner {
                padding: 24px 20px;
            }

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

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

            .article-content h3 {
                font-size: 17px;
            }

            .article-sidebar {
                grid-template-columns: 1fr;
            }

            .related-section {
                padding: 48px 0;
            }

            .section-head h2 {
                font-size: 26px;
            }

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

            .faq-section {
                padding: 48px 0;
            }

            .cta-section {
                padding: 48px 0;
            }

            .cta-section h2 {
                font-size: 26px;
            }

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

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

            .logo-text .logo-main {
                font-size: 16px;
            }

            .logo-text .logo-sub {
                font-size: 10px;
            }

            .logo-icon {
                width: 36px;
                height: 36px;
                font-size: 17px;
            }

            .article-hero {
                padding: 32px 0 28px;
            }

            .article-hero h1 {
                font-size: 22px;
            }

            .article-hero-meta {
                gap: 10px;
                font-size: 13px;
                flex-direction: column;
                align-items: flex-start;
            }

            .breadcrumb {
                font-size: 13px;
            }

            .breadcrumb .current {
                max-width: 160px;
            }

            .article-main-inner {
                padding: 18px 14px;
            }

            .article-content {
                font-size: 14px;
                line-height: 1.75;
            }

            .article-records {
                gap: 8px;
            }

            .article-records .record-tag {
                padding: 4px 10px;
                font-size: 12px;
            }

            .article-share {
                flex-wrap: wrap;
            }

            .related-grid {
                gap: 16px;
            }

            .article-card .card-body {
                padding: 16px;
            }

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

            .faq-item .faq-answer {
                padding: 0 18px 18px;
                font-size: 14px;
            }

            .cta-btn-group {
                flex-direction: column;
            }

            .cta-btn-primary,
            .cta-btn-secondary {
                width: 100%;
                justify-content: center;
            }

            .site-footer .footer-title {
                font-size: 15px;
                margin-bottom: 14px;
            }

            .site-footer .footer-links a {
                font-size: 13px;
            }
        }

        @media (hover: hover) {
            .article-card:hover {
                transform: translateY(-6px);
            }
        }

        @media (prefers-reduced-motion: reduce) {
            * {
                animation-duration: 0.01ms !important;
                transition-duration: 0.01ms !important;
            }
        }

/* roulang page: category2 */
:root {
        --primary: #2563eb;
        --primary-dark: #1e40af;
        --primary-light: #eff6ff;
        --accent: #f59e0b;
        --accent-light: #fef3c7;
        --dark-bg: #0f172a;
        --dark-card: #1e293b;
        --bg: #f8fafc;
        --bg-white: #ffffff;
        --text: #1e293b;
        --text-muted: #64748b;
        --border: #e2e8f0;
        --radius: 16px;
        --radius-sm: 10px;
        --shadow: 0 4px 20px rgba(15, 23, 42, 0.08);
        --shadow-lg: 0 12px 40px rgba(15, 23, 42, 0.12);
        --spacing: 80px;
        --spacing-sm: 56px;
        --transition: all 0.3s ease;
    }
    *,
    *::before,
    *::after {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }
    html {
        scroll-behavior: smooth;
    }
    body {
        font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
        background: var(--bg);
        color: var(--text);
        line-height: 1.7;
        font-size: 16px;
        -webkit-font-smoothing: antialiased;
    }
    a {
        text-decoration: none;
        color: inherit;
        transition: var(--transition);
    }
    img {
        max-width: 100%;
        display: block;
    }
    button,
    input {
        font-family: inherit;
        border: none;
        outline: none;
        background: none;
    }
    ul,
    ol {
        list-style: none;
    }
    .container {
        width: 100%;
        max-width: 1200px;
        margin: 0 auto;
        padding: 0 24px;
    }

    /* ===== Header ===== */
    .site-header {
        position: sticky;
        top: 0;
        z-index: 1000;
        background: rgba(255, 255, 255, 0.92);
        backdrop-filter: blur(14px);
        -webkit-backdrop-filter: blur(14px);
        border-bottom: 1px solid var(--border);
        box-shadow: 0 1px 12px rgba(15, 23, 42, 0.04);
    }
    .site-header .container {
        display: flex;
        align-items: center;
        justify-content: space-between;
        height: 76px;
    }
    .logo {
        display: flex;
        align-items: center;
        gap: 12px;
        flex-shrink: 0;
    }
    .logo-icon {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 44px;
        height: 44px;
        border-radius: 12px;
        background: linear-gradient(135deg, #2563eb, #1e40af);
        color: #fff;
        font-size: 22px;
        font-weight: 800;
        box-shadow: 0 4px 14px rgba(37, 99, 235, 0.32);
    }
    .logo-text {
        display: flex;
        flex-direction: column;
        line-height: 1.2;
    }
    .logo-main {
        font-size: 20px;
        font-weight: 800;
        color: var(--text);
        letter-spacing: 0.5px;
    }
    .logo-sub {
        font-size: 12px;
        color: var(--text-muted);
        letter-spacing: 1px;
        font-weight: 500;
    }
    .main-nav {
        display: flex;
        align-items: center;
        gap: 28px;
    }
    .nav-links {
        display: flex;
        align-items: center;
        gap: 8px;
    }
    .nav-links a {
        position: relative;
        padding: 10px 18px;
        border-radius: 50px;
        font-size: 15px;
        font-weight: 500;
        color: var(--text-muted);
        transition: var(--transition);
    }
    .nav-links a:hover {
        background: var(--primary-light);
        color: var(--primary);
    }
    .nav-links a.active {
        background: var(--primary);
        color: #fff;
        box-shadow: 0 4px 14px rgba(37, 99, 235, 0.28);
    }
    .nav-cta {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 11px 22px;
        border-radius: 50px;
        background: linear-gradient(135deg, #2563eb, #1e40af);
        color: #fff;
        font-size: 14px;
        font-weight: 700;
        box-shadow: 0 4px 16px rgba(37, 99, 235, 0.32);
        white-space: nowrap;
        transition: var(--transition);
    }
    .nav-cta i {
        transition: transform 0.3s ease;
    }
    .nav-cta:hover {
        transform: translateY(-2px);
        box-shadow: 0 8px 24px rgba(37, 99, 235, 0.4);
    }
    .nav-cta:hover i {
        transform: translateX(4px);
    }
    .nav-cta:active {
        transform: translateY(0);
        box-shadow: 0 2px 10px rgba(37, 99, 235, 0.3);
    }
    .nav-toggle {
        display: none;
        width: 44px;
        height: 44px;
        border-radius: 12px;
        background: var(--primary-light);
        color: var(--primary);
        font-size: 20px;
        align-items: center;
        justify-content: center;
        cursor: pointer;
        transition: var(--transition);
    }
    .nav-toggle:hover {
        background: #dbeafe;
    }

    /* ===== Buttons ===== */
    .btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 10px;
        padding: 14px 32px;
        border-radius: 50px;
        font-size: 15px;
        font-weight: 700;
        cursor: pointer;
        transition: var(--transition);
        white-space: nowrap;
        border: 2px solid transparent;
    }
    .btn i {
        transition: transform 0.3s ease;
    }
    .btn-primary {
        background: linear-gradient(135deg, #2563eb, #1e40af);
        color: #fff;
        box-shadow: 0 6px 20px rgba(37, 99, 235, 0.3);
    }
    .btn-primary:hover {
        transform: translateY(-3px);
        box-shadow: 0 10px 30px rgba(37, 99, 235, 0.42);
    }
    .btn-primary:hover i {
        transform: translateX(4px);
    }
    .btn-outline {
        border-color: #fff;
        color: #fff;
        background: rgba(255, 255, 255, 0.08);
        backdrop-filter: blur(4px);
    }
    .btn-outline:hover {
        background: rgba(255, 255, 255, 0.18);
        transform: translateY(-3px);
    }
    .btn-white {
        background: #fff;
        color: var(--primary-dark);
        box-shadow: 0 6px 20px rgba(15, 23, 42, 0.18);
    }
    .btn-white:hover {
        transform: translateY(-3px);
        box-shadow: 0 12px 32px rgba(15, 23, 42, 0.24);
    }
    .btn:focus-visible {
        outline: 3px solid rgba(37, 99, 235, 0.4);
        outline-offset: 2px;
    }

    /* ===== Section Head ===== */
    .section-head {
        text-align: center;
        max-width: 720px;
        margin: 0 auto 48px;
    }
    .section-tag {
        display: inline-block;
        padding: 6px 18px;
        border-radius: 50px;
        background: var(--primary-light);
        color: var(--primary);
        font-size: 13px;
        font-weight: 600;
        letter-spacing: 1px;
        margin-bottom: 16px;
    }
    .section-head h2 {
        font-size: 34px;
        font-weight: 800;
        color: var(--text);
        line-height: 1.3;
        margin-bottom: 14px;
    }
    .section-head p {
        font-size: 16px;
        color: var(--text-muted);
        line-height: 1.8;
    }

    /* ===== Page Hero ===== */
    .page-hero {
        position: relative;
        background: linear-gradient(135deg, rgba(15, 23, 42, 0.82), rgba(30, 64, 175, 0.78)), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
        padding: 96px 0 80px;
        color: #fff;
        text-align: center;
        overflow: hidden;
    }
    .page-hero::after {
        content: '';
        position: absolute;
        inset: 0;
        background: radial-gradient(ellipse at 20% 20%, rgba(37, 99, 235, 0.22), transparent 60%);
        pointer-events: none;
    }
    .page-hero .container {
        position: relative;
        z-index: 2;
    }
    .breadcrumb {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        margin-bottom: 24px;
        font-size: 14px;
        color: rgba(255, 255, 255, 0.7);
    }
    .breadcrumb a {
        color: rgba(255, 255, 255, 0.85);
    }
    .breadcrumb a:hover {
        color: #fff;
    }
    .breadcrumb i {
        font-size: 12px;
        color: rgba(255, 255, 255, 0.5);
    }
    .hero-badge {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 8px 20px;
        border-radius: 50px;
        background: rgba(255, 255, 255, 0.12);
        border: 1px solid rgba(255, 255, 255, 0.25);
        font-size: 13px;
        font-weight: 600;
        letter-spacing: 1px;
        margin-bottom: 20px;
        backdrop-filter: blur(6px);
    }
    .page-hero h1 {
        font-size: 46px;
        font-weight: 900;
        line-height: 1.25;
        letter-spacing: 1px;
        margin-bottom: 20px;
    }
    .page-hero h1 span {
        color: #fbbf24;
    }
    .page-hero .hero-desc {
        max-width: 640px;
        margin: 0 auto 36px;
        font-size: 17px;
        line-height: 1.8;
        color: rgba(255, 255, 255, 0.85);
    }
    .hero-actions {
        display: flex;
        justify-content: center;
        gap: 16px;
        flex-wrap: wrap;
    }

    /* ===== Guide Overview ===== */
    .guide-overview {
        padding: var(--spacing) 0;
        background: var(--bg-white);
    }
    .overview-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 32px;
    }
    .overview-item {
        padding: 40px 32px;
        border-radius: var(--radius);
        border: 1px solid var(--border);
        background: var(--bg);
        transition: var(--transition);
        position: relative;
        overflow: hidden;
    }
    .overview-item::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 4px;
        background: linear-gradient(90deg, #2563eb, #60a5fa);
        opacity: 0;
        transition: var(--transition);
    }
    .overview-item:hover {
        transform: translateY(-6px);
        box-shadow: var(--shadow-lg);
        border-color: transparent;
    }
    .overview-item:hover::before {
        opacity: 1;
    }
    .overview-icon {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 60px;
        height: 60px;
        border-radius: 16px;
        background: var(--primary-light);
        color: var(--primary);
        font-size: 26px;
        margin-bottom: 22px;
    }
    .overview-item h3 {
        font-size: 19px;
        font-weight: 700;
        margin-bottom: 10px;
        color: var(--text);
    }
    .overview-item p {
        font-size: 15px;
        color: var(--text-muted);
        line-height: 1.8;
    }

    /* ===== Feature Guide ===== */
    .feature-guide {
        padding: var(--spacing) 0;
        background: var(--bg);
    }
    .feature-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 24px;
    }
    .feature-card {
        background: var(--bg-white);
        border-radius: var(--radius);
        border: 1px solid var(--border);
        overflow: hidden;
        transition: var(--transition);
    }
    .feature-card:hover {
        transform: translateY(-6px);
        box-shadow: var(--shadow-lg);
        border-color: transparent;
    }
    .feature-img {
        height: 180px;
        overflow: hidden;
        position: relative;
    }
    .feature-img img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.5s ease;
    }
    .feature-card:hover .feature-img img {
        transform: scale(1.05);
    }
    .feature-badge {
        position: absolute;
        top: 12px;
        left: 12px;
        padding: 5px 14px;
        border-radius: 50px;
        background: rgba(15, 23, 42, 0.7);
        color: #fff;
        font-size: 12px;
        font-weight: 600;
        backdrop-filter: blur(6px);
    }
    .feature-body {
        padding: 24px;
    }
    .feature-body h3 {
        font-size: 18px;
        font-weight: 700;
        margin-bottom: 10px;
        color: var(--text);
    }
    .feature-body p {
        font-size: 14px;
        color: var(--text-muted);
        line-height: 1.75;
    }

    /* ===== Steps ===== */
    .guide-steps {
        padding: var(--spacing) 0;
        background: linear-gradient(180deg, #0f172a, #1e293b);
    }
    .guide-steps .section-tag {
        background: rgba(255, 255, 255, 0.1);
        color: #93c5fd;
    }
    .guide-steps .section-head h2 {
        color: #f1f5f9;
    }
    .guide-steps .section-head p {
        color: rgba(255, 255, 255, 0.7);
    }
    .steps-wrap {
        display: grid;
        grid-template-columns: repeat(5, 1fr);
        gap: 24px;
        position: relative;
        margin-top: 16px;
    }
    .steps-wrap::before {
        content: '';
        position: absolute;
        top: 40px;
        left: 10%;
        right: 10%;
        height: 2px;
        background: linear-gradient(90deg, rgba(37, 99, 235, 0.2), rgba(37, 99, 235, 0.7), rgba(37, 99, 235, 0.2));
        z-index: 0;
    }
    .step-item {
        position: relative;
        z-index: 1;
        text-align: center;
        padding: 0 8px;
    }
    .step-num {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 80px;
        height: 80px;
        margin: 0 auto 20px;
        border-radius: 50%;
        background: linear-gradient(135deg, #2563eb, #1e40af);
        color: #fff;
        font-size: 32px;
        font-weight: 800;
        box-shadow: 0 8px 24px rgba(37, 99, 235, 0.4);
        border: 4px solid rgba(255, 255, 255, 0.15);
    }
    .step-item h3 {
        font-size: 17px;
        font-weight: 700;
        color: #f1f5f9;
        margin-bottom: 8px;
    }
    .step-item p {
        font-size: 14px;
        color: rgba(255, 255, 255, 0.65);
        line-height: 1.7;
    }

    /* ===== News ===== */
    .guide-news {
        padding: var(--spacing) 0;
        background: var(--bg-white);
    }
    .news-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 28px;
    }
    .news-card {
        background: var(--bg-white);
        border-radius: var(--radius);
        border: 1px solid var(--border);
        overflow: hidden;
        transition: var(--transition);
        display: flex;
        flex-direction: column;
    }
    .news-card:hover {
        transform: translateY(-6px);
        box-shadow: var(--shadow-lg);
        border-color: transparent;
    }
    .news-img {
        height: 200px;
        overflow: hidden;
        position: relative;
    }
    .news-img img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.5s ease;
    }
    .news-card:hover .news-img img {
        transform: scale(1.04);
    }
    .news-tag {
        position: absolute;
        top: 14px;
        left: 14px;
        padding: 5px 14px;
        border-radius: 50px;
        background: rgba(37, 99, 235, 0.9);
        color: #fff;
        font-size: 12px;
        font-weight: 600;
        backdrop-filter: blur(4px);
    }
    .news-content {
        padding: 24px;
        display: flex;
        flex-direction: column;
        flex: 1;
    }
    .news-meta {
        display: flex;
        align-items: center;
        gap: 14px;
        font-size: 13px;
        color: var(--text-muted);
        margin-bottom: 12px;
    }
    .news-meta i {
        color: var(--primary);
        font-size: 12px;
    }
    .news-content h3 {
        font-size: 18px;
        font-weight: 700;
        color: var(--text);
        line-height: 1.5;
        margin-bottom: 10px;
    }
    .news-content p {
        font-size: 14px;
        color: var(--text-muted);
        line-height: 1.75;
        flex: 1;
    }
    .news-link {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        margin-top: 18px;
        color: var(--primary);
        font-size: 14px;
        font-weight: 600;
        transition: var(--transition);
    }
    .news-link i {
        transition: transform 0.3s ease;
    }
    .news-link:hover {
        color: var(--primary-dark);
    }
    .news-link:hover i {
        transform: translateX(4px);
    }

    /* ===== Stats ===== */
    .stats-section {
        padding: 72px 0;
        background: url('/assets/images/backpic/back-3.png') center/cover no-repeat;
        position: relative;
    }
    .stats-section::before {
        content: '';
        position: absolute;
        inset: 0;
        background: linear-gradient(135deg, rgba(15, 23, 42, 0.88), rgba(30, 64, 175, 0.85));
    }
    .stats-section .container {
        position: relative;
        z-index: 1;
    }
    .stats-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 32px;
    }
    .stat-item {
        text-align: center;
        padding: 40px 24px;
        border-radius: var(--radius);
        background: rgba(255, 255, 255, 0.06);
        border: 1px solid rgba(255, 255, 255, 0.12);
        backdrop-filter: blur(8px);
        transition: var(--transition);
    }
    .stat-item:hover {
        background: rgba(255, 255, 255, 0.12);
        transform: translateY(-4px);
    }
    .stat-num {
        font-size: 42px;
        font-weight: 900;
        color: #fbbf24;
        line-height: 1.2;
        margin-bottom: 8px;
    }
    .stat-label {
        font-size: 15px;
        color: rgba(255, 255, 255, 0.85);
        font-weight: 500;
    }

    /* ===== FAQ ===== */
    .faq-section {
        padding: var(--spacing) 0;
        background: var(--bg);
    }
    .faq-list {
        max-width: 860px;
        margin: 0 auto;
        display: flex;
        flex-direction: column;
        gap: 16px;
    }
    .faq-item {
        background: var(--bg-white);
        border-radius: var(--radius-sm);
        border: 1px solid var(--border);
        overflow: hidden;
        transition: var(--transition);
    }
    .faq-item:hover {
        border-color: #bfdbfe;
        box-shadow: var(--shadow);
    }
    .faq-item[open] {
        border-color: var(--primary);
        box-shadow: var(--shadow);
    }
    .faq-item summary {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 16px;
        padding: 22px 26px;
        cursor: pointer;
        font-size: 16px;
        font-weight: 600;
        color: var(--text);
        list-style: none;
        transition: var(--transition);
    }
    .faq-item summary::-webkit-details-marker {
        display: none;
    }
    .faq-item summary .faq-icon {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 32px;
        height: 32px;
        border-radius: 50%;
        background: var(--primary-light);
        color: var(--primary);
        font-size: 14px;
        flex-shrink: 0;
        transition: var(--transition);
    }
    .faq-item[open] summary .faq-icon {
        background: var(--primary);
        color: #fff;
        transform: rotate(45deg);
    }
    .faq-item summary:hover {
        color: var(--primary);
    }
    .faq-answer {
        padding: 0 26px 24px;
        font-size: 15px;
        color: var(--text-muted);
        line-height: 1.85;
        border-top: 1px solid var(--border);
        margin: 0 26px;
        padding-top: 18px;
        padding-left: 0;
        padding-right: 0;
    }

    /* ===== CTA ===== */
    .cta-section {
        padding: var(--spacing) 0;
        background: var(--bg-white);
    }
    .cta-box {
        background: linear-gradient(135deg, rgba(15, 23, 42, 0.92), rgba(30, 64, 175, 0.88)), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
        border-radius: 24px;
        padding: 72px 48px;
        text-align: center;
        color: #fff;
        position: relative;
        overflow: hidden;
    }
    .cta-box::after {
        content: '';
        position: absolute;
        inset: 0;
        background: radial-gradient(ellipse at 80% 20%, rgba(37, 99, 235, 0.25), transparent 60%);
    }
    .cta-box .container {
        position: relative;
        z-index: 1;
    }
    .cta-box h2 {
        font-size: 34px;
        font-weight: 800;
        margin-bottom: 14px;
    }
    .cta-box p {
        max-width: 560px;
        margin: 0 auto 32px;
        font-size: 16px;
        color: rgba(255, 255, 255, 0.85);
        line-height: 1.8;
    }

    /* ===== Footer ===== */
    .site-footer {
        background: var(--dark-bg);
        color: rgba(255, 255, 255, 0.7);
        padding: 64px 0 0;
    }
    .footer-top {
        display: grid;
        grid-template-columns: 1.6fr 1fr 1fr;
        gap: 48px;
        padding-bottom: 48px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }
    .footer-brand .logo {
        margin-bottom: 18px;
    }
    .footer-brand .logo-icon {
        background: linear-gradient(135deg, #2563eb, #1e40af);
    }
    .footer-brand .logo-main {
        color: #f1f5f9;
    }
    .footer-brand .logo-sub {
        color: rgba(255, 255, 255, 0.5);
    }
    .footer-brand p {
        font-size: 14px;
        line-height: 1.8;
        color: rgba(255, 255, 255, 0.6);
        max-width: 320px;
    }
    .footer-title {
        font-size: 16px;
        font-weight: 700;
        color: #f1f5f9;
        margin-bottom: 20px;
        position: relative;
        padding-bottom: 12px;
    }
    .footer-title::after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 0;
        width: 28px;
        height: 3px;
        border-radius: 3px;
        background: var(--primary);
    }
    .footer-links {
        display: flex;
        flex-direction: column;
        gap: 12px;
    }
    .footer-links a {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        font-size: 14px;
        color: rgba(255, 255, 255, 0.65);
        transition: var(--transition);
    }
    .footer-links a i {
        font-size: 12px;
        color: #60a5fa;
    }
    .footer-links a:hover {
        color: #fff;
        transform: translateX(4px);
    }
    .footer-bottom {
        display: flex;
        align-items: center;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 12px;
        padding: 24px 0;
        font-size: 13px;
        color: rgba(255, 255, 255, 0.45);
    }

    /* ===== Responsive ===== */
    @media (max-width: 1024px) {
        .feature-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .steps-wrap {
            grid-template-columns: repeat(3, 1fr);
            gap: 32px;
        }
        .steps-wrap::before {
            display: none;
        }
        .overview-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .stats-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .footer-top {
            grid-template-columns: 1fr 1fr;
        }
    }
    @media (max-width: 768px) {
        :root {
            --spacing: 56px;
        }
        .site-header .container {
            height: 68px;
        }
        .nav-toggle {
            display: flex;
        }
        .main-nav {
            position: fixed;
            top: 68px;
            left: 0;
            right: 0;
            background: #fff;
            flex-direction: column;
            align-items: stretch;
            padding: 20px 24px 28px;
            gap: 16px;
            box-shadow: 0 16px 40px rgba(15, 23, 42, 0.12);
            border-radius: 0 0 20px 20px;
            transform: translateY(-120%);
            transition: transform 0.35s ease;
            z-index: 999;
            max-height: calc(100vh - 68px);
            overflow-y: auto;
        }
        .main-nav.open {
            transform: translateY(0);
        }
        .nav-links {
            flex-direction: column;
            align-items: stretch;
            gap: 6px;
        }
        .nav-links a {
            text-align: center;
            padding: 14px 20px;
            font-size: 16px;
        }
        .nav-cta {
            justify-content: center;
            width: 100%;
            margin-top: 8px;
        }
        .page-hero {
            padding: 72px 0 60px;
        }
        .page-hero h1 {
            font-size: 34px;
        }
        .page-hero .hero-desc {
            font-size: 15px;
        }
        .overview-grid {
            grid-template-columns: 1fr;
            gap: 20px;
        }
        .feature-grid {
            grid-template-columns: 1fr;
            gap: 20px;
        }
        .steps-wrap {
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .news-grid {
            grid-template-columns: 1fr;
            gap: 24px;
        }
        .footer-top {
            grid-template-columns: 1fr;
            gap: 36px;
        }
        .cta-box {
            padding: 48px 24px;
        }
        .cta-box h2 {
            font-size: 26px;
        }
    }
    @media (max-width: 520px) {
        .container {
            padding: 0 16px;
        }
        .page-hero h1 {
            font-size: 28px;
        }
        .hero-actions {
            flex-direction: column;
        }
        .hero-actions .btn {
            width: 100%;
        }
        .steps-wrap {
            grid-template-columns: 1fr;
            gap: 20px;
        }
        .step-item {
            display: flex;
            align-items: center;
            text-align: left;
            gap: 16px;
            padding: 20px;
            border-radius: var(--radius-sm);
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.08);
        }
        .step-num {
            margin: 0;
            flex-shrink: 0;
            width: 56px;
            height: 56px;
            font-size: 22px;
            border-width: 3px;
        }
        .stats-grid {
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }
        .stat-num {
            font-size: 32px;
        }
        .section-head h2 {
            font-size: 26px;
        }
        .faq-item summary {
            padding: 18px;
            font-size: 15px;
        }
        .faq-answer {
            margin: 0 18px;
            font-size: 14px;
        }
        .footer-bottom {
            flex-direction: column;
            text-align: center;
        }
    }