/* roulang page: index */
:root {
            --brand-600: #1e3a5f;
            --brand-700: #0f2440;
            --brand-800: #0b1b30;
            --accent-400: #d0a764;
            --accent-500: #c4934a;
            --bg-body: #f5f7fa;
            --bg-white: #ffffff;
            --text-main: #1e293b;
            --text-muted: #64748b;
            --border-color: #e2e8f0;
            --radius-md: 12px;
            --radius-lg: 20px;
            --shadow-card: 0 2px 16px rgba(8, 20, 34, 0.06);
            --shadow-hover: 0 12px 36px rgba(8, 20, 34, 0.12);
            --spacing-section: 80px;
            --spacing-section-md: 48px;
        }

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

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

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

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.2s ease;
        }

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

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

        .section-padding {
            padding-top: var(--spacing-section);
            padding-bottom: var(--spacing-section);
        }

        @media (max-width: 768px) {
            .section-padding {
                padding-top: var(--spacing-section-md);
                padding-bottom: var(--spacing-section-md);
            }
        }

        /* ---------- 导航 ---------- */
        .header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-color);
            transition: box-shadow 0.3s ease;
        }

        .header.scrolled {
            box-shadow: 0 4px 24px rgba(8, 20, 34, 0.08);
        }

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

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

        .logo-icon {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--brand-600), var(--brand-800));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            flex-shrink: 0;
        }

        .logo-text {
            font-size: 20px;
            font-weight: 700;
            color: var(--brand-700);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .logo-text span {
            color: var(--accent-500);
        }

        .nav-list {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
        }

        .nav-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 18px;
            border-radius: 10px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-main);
            transition: all 0.25s ease;
            position: relative;
        }

        .nav-link:hover {
            color: var(--brand-600);
            background: rgba(30, 58, 95, 0.06);
        }

        .nav-link.active {
            color: var(--brand-600);
            background: rgba(30, 58, 95, 0.08);
            font-weight: 600;
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 24px;
            height: 3px;
            border-radius: 3px;
            background: var(--accent-500);
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 20px;
            border-radius: 10px;
            background: var(--brand-600);
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            transition: all 0.3s ease;
            margin-left: 8px;
            box-shadow: 0 2px 10px rgba(30, 58, 95, 0.2);
        }

        .nav-cta:hover {
            background: var(--brand-700);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(30, 58, 95, 0.35);
        }

        .header-right {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .mobile-toggle {
            display: none;
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: transparent;
            cursor: pointer;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--brand-700);
            border: 1px solid var(--border-color);
            transition: background 0.2s;
        }

        .mobile-toggle:hover {
            background: rgba(30, 58, 95, 0.06);
        }

        @media (max-width: 768px) {
            .header-right .nav-list {
                display: none;
            }
            .header-right .nav-cta {
                display: none;
            }
            .mobile-toggle {
                display: flex;
            }
            .mobile-menu {
                display: block;
            }
        }

        .mobile-menu {
            display: none;
            background: #fff;
            border-top: 1px solid var(--border-color);
            padding: 16px 24px 24px;
            position: fixed;
            top: 72px;
            left: 0;
            right: 0;
            z-index: 99;
            box-shadow: 0 12px 36px rgba(8, 20, 34, 0.1);
            border-radius: 0 0 16px 16px;
        }

        .mobile-menu.open {
            display: block;
        }

        .mobile-menu a {
            display: block;
            padding: 14px 16px;
            border-radius: 10px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-main);
            margin-bottom: 4px;
            transition: all 0.2s;
        }

        .mobile-menu a:hover,
        .mobile-menu a.active {
            background: rgba(30, 58, 95, 0.06);
            color: var(--brand-600);
        }

        /* ---------- 按钮 ---------- */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: 12px;
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            border: 2px solid transparent;
            line-height: 1.4;
        }

        .btn-primary {
            background: var(--brand-600);
            color: #fff;
            box-shadow: 0 4px 16px rgba(30, 58, 95, 0.25);
        }

        .btn-primary:hover {
            background: var(--brand-700);
            transform: translateY(-3px);
            box-shadow: 0 8px 28px rgba(30, 58, 95, 0.35);
        }

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

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

        .btn-gold {
            background: var(--accent-500);
            color: #fff;
            box-shadow: 0 4px 16px rgba(196, 147, 74, 0.3);
        }

        .btn-gold:hover {
            background: #b0803d;
            transform: translateY(-3px);
            box-shadow: 0 8px 24px rgba(196, 147, 74, 0.4);
        }

        .btn-sm {
            padding: 8px 18px;
            font-size: 13px;
            border-radius: 8px;
        }

        .btn:focus-visible {
            outline: 3px solid rgba(30, 58, 95, 0.3);
            outline-offset: 2px;
        }

        /* ---------- Hero ---------- */
        .hero {
            position: relative;
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            padding: 140px 24px 120px;
            isolation: isolate;
        }

        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(8, 20, 34, 0.85) 0%, rgba(30, 58, 95, 0.7) 50%, rgba(8, 20, 34, 0.8) 100%);
            z-index: -1;
        }

        .hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at center, transparent 0%, rgba(8, 20, 34, 0.3) 100%);
            z-index: -1;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 20px;
            border-radius: 40px;
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(4px);
            border: 1px solid rgba(255, 255, 255, 0.2);
            color: #e2e8f0;
            font-size: 14px;
            font-weight: 500;
            margin-bottom: 24px;
            letter-spacing: 1px;
        }

        .hero-title {
            font-size: clamp(38px, 6vw, 64px);
            font-weight: 800;
            color: #fff;
            line-height: 1.15;
            letter-spacing: 1px;
            margin-bottom: 20px;
        }

        .hero-title .text-gold {
            background: linear-gradient(90deg, #d0a764, #f0d29a, #d0a764);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-subtitle {
            font-size: clamp(16px, 2vw, 20px);
            color: rgba(226, 232, 240, 0.9);
            max-width: 640px;
            margin: 0 auto 40px;
            line-height: 1.7;
        }

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

        .hero-meta {
            display: flex;
            gap: 28px;
            justify-content: center;
            margin-top: 56px;
            flex-wrap: wrap;
        }

        .hero-meta-item {
            display: flex;
            align-items: center;
            gap: 10px;
            color: rgba(255, 255, 255, 0.8);
            font-size: 14px;
            padding: 10px 20px;
            background: rgba(255, 255, 255, 0.08);
            border-radius: 30px;
            backdrop-filter: blur(4px);
        }

        .hero-meta-item i {
            color: var(--accent-400);
        }

        /* ---------- 统计 ---------- */
        .stats-section {
            margin-top: -40px;
            position: relative;
            z-index: 5;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            background: #fff;
            border-radius: 20px;
            box-shadow: var(--shadow-card);
            padding: 40px;
            border: 1px solid var(--border-color);
        }

        .stat-item {
            text-align: center;
            padding: 16px 8px;
            position: relative;
        }

        .stat-item:not(:last-child)::after {
            content: '';
            position: absolute;
            right: -12px;
            top: 20%;
            bottom: 20%;
            width: 1px;
            background: var(--border-color);
        }

        .stat-number {
            font-size: 40px;
            font-weight: 800;
            color: var(--brand-600);
            line-height: 1.2;
        }

        .stat-number .suffix {
            font-size: 22px;
            font-weight: 700;
            color: var(--accent-500);
            margin-left: 2px;
        }

        .stat-label {
            font-size: 14px;
            color: var(--text-muted);
            margin-top: 8px;
            font-weight: 500;
        }

        @media (max-width: 768px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                padding: 24px;
            }
            .stat-item:nth-child(2)::after {
                display: none;
            }
            .stat-number {
                font-size: 30px;
            }
        }

        @media (max-width: 520px) {
            .stats-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .stat-item::after {
                display: none;
            }
        }

        /* ---------- 板块标题 ---------- */
        .section-header {
            text-align: center;
            max-width: 720px;
            margin: 0 auto 56px;
        }

        .section-tag {
            display: inline-block;
            padding: 6px 16px;
            border-radius: 30px;
            background: rgba(30, 58, 95, 0.08);
            color: var(--brand-600);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 2px;
            text-transform: uppercase;
            margin-bottom: 16px;
        }

        .section-title {
            font-size: clamp(26px, 4vw, 38px);
            font-weight: 800;
            color: var(--brand-700);
            line-height: 1.2;
            margin-bottom: 12px;
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* ---------- 核心特色 ---------- */
        .features-section {
            background: #fff;
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
        }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
        }

        .feature-card {
            background: var(--bg-body);
            border-radius: 16px;
            padding: 36px 28px;
            border: 1px solid var(--border-color);
            transition: all 0.35s ease;
            position: relative;
        }

        .feature-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(30, 58, 95, 0.15);
            background: #fff;
        }

        .feature-icon {
            width: 60px;
            height: 60px;
            border-radius: 16px;
            background: linear-gradient(135deg, var(--brand-600), var(--brand-800));
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-400);
            font-size: 24px;
            margin-bottom: 20px;
            transition: transform 0.3s ease;
        }

        .feature-card:hover .feature-icon {
            transform: scale(1.05) rotate(-3deg);
        }

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

        .feature-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.65;
        }

        @media (max-width: 1024px) {
            .features-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

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

        /* ---------- 分类入口 ---------- */
        .categories-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 32px;
        }

        .category-card {
            position: relative;
            border-radius: 20px;
            overflow: hidden;
            min-height: 360px;
            display: flex;
            align-items: flex-end;
            background-size: cover;
            background-position: center;
            isolation: isolate;
            transition: transform 0.35s ease, box-shadow 0.35s ease;
            box-shadow: var(--shadow-card);
        }

        .category-card::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(8, 20, 34, 0.88) 10%, rgba(8, 20, 34, 0.35) 50%, rgba(8, 20, 34, 0.1) 100%);
            z-index: 1;
        }

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

        .category-info {
            position: relative;
            z-index: 2;
            padding: 36px;
            width: 100%;
        }

        .category-badge {
            display: inline-block;
            padding: 5px 14px;
            border-radius: 20px;
            background: rgba(196, 147, 74, 0.9);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 1px;
            margin-bottom: 12px;
        }

        .category-info h3 {
            font-size: 24px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }

        .category-info p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 16px;
            line-height: 1.6;
        }

        .category-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--accent-400);
            font-size: 14px;
            font-weight: 600;
            transition: gap 0.3s ease;
        }

        .category-link:hover {
            gap: 12px;
            color: #f0d29a;
        }

        @media (max-width: 768px) {
            .categories-grid {
                grid-template-columns: 1fr;
            }
            .category-card {
                min-height: 280px;
            }
        }

        /* ---------- 资讯列表 ---------- */
        .news-section {
            background: var(--bg-body);
        }

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

        .news-card {
            background: #fff;
            border-radius: 16px;
            padding: 28px;
            border: 1px solid var(--border-color);
            transition: all 0.35s ease;
            display: flex;
            flex-direction: column;
            box-shadow: var(--shadow-card);
        }

        .news-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(30, 58, 95, 0.12);
        }

        .news-badge {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 600;
            background: rgba(30, 58, 95, 0.08);
            color: var(--brand-600);
            margin-bottom: 14px;
            width: fit-content;
        }

        .news-card h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--brand-700);
            line-height: 1.5;
            margin-bottom: 10px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: color 0.2s;
        }

        .news-card:hover h3 {
            color: var(--brand-600);
        }

        .news-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 16px;
            flex: 1;
        }

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

        .news-date {
            color: var(--text-muted);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .news-more {
            color: var(--accent-500);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap 0.2s;
        }

        .news-card:hover .news-more {
            gap: 8px;
        }

        .empty-box {
            grid-column: 1 / -1;
            text-align: center;
            padding: 60px 20px;
            background: #fff;
            border-radius: 16px;
            border: 1px dashed var(--border-color);
            color: var(--text-muted);
            font-size: 15px;
        }

        .news-load-more {
            text-align: center;
            margin-top: 40px;
        }

        @media (max-width: 1024px) {
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 640px) {
            .news-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ---------- 流程 ---------- */
        .process-section {
            background: linear-gradient(135deg, var(--brand-800) 0%, var(--brand-600) 100%);
            color: #fff;
        }

        .process-section .section-tag {
            background: rgba(255, 255, 255, 0.12);
            color: #e2e8f0;
        }

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

        .process-section .section-subtitle {
            color: rgba(226, 232, 240, 0.8);
        }

        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            margin-top: 16px;
        }

        .process-step {
            text-align: center;
            padding: 32px 20px;
            border-radius: 20px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(4px);
            transition: all 0.35s ease;
            position: relative;
        }

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

        .step-number {
            width: 56px;
            height: 56px;
            border-radius: 14px;
            background: linear-gradient(135deg, var(--accent-400), var(--accent-500));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            font-weight: 800;
            color: #fff;
            margin: 0 auto 18px;
            box-shadow: 0 4px 16px rgba(196, 147, 74, 0.3);
        }

        .process-step h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .process-step p {
            font-size: 14px;
            color: rgba(226, 232, 240, 0.75);
            line-height: 1.6;
        }

        .process-arrow {
            position: absolute;
            right: -28px;
            top: 50%;
            transform: translateY(-50%);
            color: rgba(255, 255, 255, 0.3);
            font-size: 20px;
            z-index: 2;
        }

        @media (max-width: 1024px) {
            .process-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
            .process-arrow {
                display: none;
            }
        }

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

        /* ---------- FAQ ---------- */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .faq-item {
            background: #fff;
            border-radius: 16px;
            border: 1px solid var(--border-color);
            overflow: hidden;
            transition: all 0.3s ease;
            box-shadow: var(--shadow-card);
        }

        .faq-item:hover {
            border-color: rgba(30, 58, 95, 0.2);
        }

        .faq-item.active {
            border-color: rgba(196, 147, 74, 0.4);
            box-shadow: var(--shadow-hover);
        }

        .faq-question {
            padding: 20px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--brand-700);
            user-select: none;
            gap: 16px;
        }

        .faq-question .faq-icon {
            width: 32px;
            height: 32px;
            border-radius: 10px;
            background: rgba(30, 58, 95, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-500);
            flex-shrink: 0;
            transition: all 0.3s ease;
        }

        .faq-item.active .faq-icon {
            background: var(--accent-500);
            color: #fff;
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
            padding: 0 24px;
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        .faq-item.active .faq-answer {
            max-height: 500px;
            padding-bottom: 24px;
        }

        /* ---------- CTA ---------- */
        .cta-section {
            position: relative;
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            padding: 100px 24px;
            text-align: center;
            isolation: isolate;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(8, 20, 34, 0.92), rgba(30, 58, 95, 0.75));
            z-index: -1;
        }

        .cta-section h2 {
            font-size: clamp(24px, 3.5vw, 38px);
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
        }

        .cta-section p {
            font-size: 16px;
            color: rgba(226, 232, 240, 0.85);
            max-width: 560px;
            margin: 0 auto 32px;
            line-height: 1.7;
        }

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

        /* ---------- 页脚 ---------- */
        .footer {
            background: var(--brand-800);
            color: rgba(255, 255, 255, 0.75);
            padding: 70px 24px 24px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 48px;
            max-width: 1200px;
            margin: 0 auto;
        }

        .footer-brand .logo-text {
            color: #fff;
            font-size: 22px;
            margin-bottom: 12px;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
            max-width: 320px;
            margin-top: 12px;
        }

        .footer-col h4 {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 18px;
        }

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

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

        .footer-col ul a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .footer-col ul a:hover {
            color: var(--accent-400);
            padding-left: 4px;
        }

        .footer-bottom {
            max-width: 1200px;
            margin: 48px auto 0;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.45);
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.45);
        }

        .footer-bottom a:hover {
            color: var(--accent-400);
        }

        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 2fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 640px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        /* ---------- 数据块 ---------- */
        .info-banner {
            background: linear-gradient(135deg, rgba(30, 58, 95, 0.05), rgba(196, 147, 74, 0.08));
            border-radius: 20px;
            padding: 48px;
            border: 1px solid var(--border-color);
            margin-top: 48px;
        }

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

        .info-banner-item {
            text-align: center;
            padding: 16px;
            border-radius: 16px;
            background: #fff;
            border: 1px solid var(--border-color);
            transition: all 0.3s;
        }

        .info-banner-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }

        .info-banner-item i {
            color: var(--accent-500);
            font-size: 28px;
            margin-bottom: 12px;
        }

        .info-banner-item span {
            display: block;
            font-size: 22px;
            font-weight: 700;
            color: var(--brand-600);
            margin-bottom: 4px;
        }

        .info-banner-item label {
            font-size: 13px;
            color: var(--text-muted);
        }

        @media (max-width: 768px) {
            .info-banner-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
                padding: 24px;
            }
        }

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

        /* ---------- 焦点状态 ---------- */
        a:focus-visible,
        button:focus-visible {
            outline: 3px solid rgba(196, 147, 74, 0.4);
            outline-offset: 2px;
        }

        /* ---------- 滚动条美化 ---------- */
        ::-webkit-scrollbar {
            width: 8px;
            height: 8px;
        }

        ::-webkit-scrollbar-track {
            background: #f1f5f9;
        }

        ::-webkit-scrollbar-thumb {
            background: #b3c0d1;
            border-radius: 4px;
        }

        ::-webkit-scrollbar-thumb:hover {
            background: var(--brand-600);
        }

/* roulang page: category1 */
:root {
            --primary-900: #0e1c33;
            --primary-800: #142a4a;
            --primary-700: #1b3a66;
            --primary-100: #dbe6f3;
            --accent-500: #d98e2b;
            --accent-400: #e8a33d;
            --accent-100: #fdf3e3;
            --bg-body: #f4f6fb;
            --bg-white: #ffffff;
            --text-main: #1e293b;
            --text-muted: #64748b;
            --border: #e5e9f0;
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-sm: 10px;
            --shadow-card: 0 8px 30px rgba(15, 31, 58, 0.08);
            --shadow-hover: 0 16px 40px rgba(15, 31, 58, 0.14);
            --transition: all .3s ease;
        }

        * {
            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-color: var(--bg-body);
            color: var(--text-main);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }

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

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

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

        input {
            font-family: inherit;
            outline: none;
        }

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

        .section {
            padding: 84px 0;
        }

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

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent-100);
            color: var(--accent-500);
            font-size: 14px;
            font-weight: 600;
            padding: 6px 18px;
            border-radius: 999px;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .section-title {
            font-size: 34px;
            font-weight: 700;
            line-height: 1.3;
            color: var(--primary-900);
            margin-bottom: 14px;
        }

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

        @media (max-width: 768px) {
            .section {
                padding: 56px 0;
            }
            .section-title {
                font-size: 26px;
            }
        }

        /* ===== Header ===== */
        .header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            transition: var(--transition);
        }

        .header.scrolled {
            box-shadow: 0 4px 24px rgba(15, 31, 58, 0.08);
        }

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

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

        .logo-icon {
            width: 42px;
            height: 42px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, var(--primary-800), var(--primary-600));
            color: #fff;
            font-size: 18px;
            border-radius: 12px;
            box-shadow: 0 6px 16px rgba(15, 31, 58, 0.22);
        }

        .logo-text {
            font-size: 20px;
            font-weight: 700;
            color: var(--primary-900);
            letter-spacing: 0.5px;
            line-height: 1.2;
        }

        .logo-text span {
            color: var(--accent-400);
            font-weight: 600;
        }

        .header-right {
            display: flex;
            align-items: center;
            gap: 24px;
        }

        .nav-list {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
        }

        .nav-link {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 10px 18px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-muted);
            transition: var(--transition);
        }

        .nav-link i {
            font-size: 14px;
            opacity: 0.85;
        }

        .nav-link:hover {
            color: var(--primary-700);
            background: var(--primary-100);
            transform: translateY(-1px);
        }

        .nav-link.active {
            color: #fff;
            background: linear-gradient(135deg, var(--primary-800), var(--primary-600));
            box-shadow: 0 6px 18px rgba(15, 31, 58, 0.24);
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 22px;
            background: linear-gradient(135deg, var(--accent-400), var(--accent-500));
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            border-radius: 999px;
            border: 1px solid rgba(255, 255, 255, 0.14);
            box-shadow: 0 8px 22px rgba(217, 142, 43, 0.35);
            transition: var(--transition);
        }

        .nav-cta:hover {
            transform: translateY(-2px) scale(1.02);
            box-shadow: 0 12px 28px rgba(217, 142, 43, 0.45);
            color: #fff;
        }

        .mobile-toggle {
            display: none;
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            border-radius: 12px;
            background: var(--primary-100);
            color: var(--primary-800);
            font-size: 18px;
            transition: var(--transition);
        }

        .mobile-toggle:hover {
            background: var(--primary-700);
            color: #fff;
        }

        .mobile-menu {
            display: none;
            padding: 14px 24px 20px;
            background: var(--primary-900);
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            flex-direction: column;
            gap: 4px;
        }

        .mobile-menu a {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 14px 16px;
            border-radius: 12px;
            color: rgba(255, 255, 255, 0.82);
            font-size: 15px;
            font-weight: 500;
            transition: var(--transition);
        }

        .mobile-menu a i {
            width: 20px;
            text-align: center;
        }

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

        .mobile-menu a.active {
            background: var(--accent-400);
            color: var(--primary-900);
        }

        .mobile-menu.active {
            display: flex;
        }

        @media (max-width: 1024px) {
            .nav-list {
                gap: 2px;
            }
            .nav-link {
                padding: 9px 14px;
                font-size: 14px;
            }
            .nav-cta {
                padding: 9px 16px;
                font-size: 13px;
            }
        }

        @media (max-width: 820px) {
            .nav-list,
            .nav-cta {
                display: none;
            }
            .mobile-toggle {
                display: flex;
            }
            .header-right {
                gap: 8px;
            }
        }

        /* ===== Page Banner ===== */
        .page-banner {
            position: relative;
            padding: 100px 0 88px;
            text-align: center;
            color: #fff;
            background: linear-gradient(135deg, rgba(10, 20, 36, 0.94), rgba(27, 58, 102, 0.86)), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            overflow: hidden;
        }

        .page-banner::after {
            content: '';
            position: absolute;
            bottom: -60px;
            left: 0;
            right: 0;
            height: 120px;
            background: linear-gradient(to top, var(--bg-body), transparent);
        }

        .breadcrumb {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.16);
            border-radius: 999px;
            padding: 8px 22px;
            font-size: 14px;
            margin-bottom: 28px;
            backdrop-filter: blur(6px);
        }

        .breadcrumb a {
            color: rgba(255, 255, 255, 0.78);
        }

        .breadcrumb a:hover {
            color: var(--accent-400);
        }

        .breadcrumb i {
            font-size: 12px;
            opacity: 0.7;
        }

        .banner-title {
            font-size: 48px;
            font-weight: 800;
            letter-spacing: 1px;
            line-height: 1.25;
            margin-bottom: 18px;
            position: relative;
            z-index: 2;
        }

        .banner-title span {
            color: var(--accent-400);
        }

        .banner-sub {
            font-size: 18px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.82);
            max-width: 640px;
            margin: 0 auto 36px;
            position: relative;
            z-index: 2;
        }

        .banner-btns {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
            position: relative;
            z-index: 2;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            padding: 14px 32px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.3px;
            transition: var(--transition);
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--accent-400), var(--accent-500));
            color: #fff;
            box-shadow: 0 10px 28px rgba(217, 142, 43, 0.42);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 16px 36px rgba(217, 142, 43, 0.55);
            color: #fff;
        }

        .btn-outline {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.48);
            backdrop-filter: blur(4px);
        }

        .btn-outline:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-2px);
            color: #fff;
        }

        @media (max-width: 768px) {
            .page-banner {
                padding: 72px 0 64px;
            }
            .banner-title {
                font-size: 32px;
            }
            .banner-sub {
                font-size: 15px;
            }
            .btn {
                padding: 12px 24px;
                font-size: 14px;
            }
        }

        /* ===== Quick Grid ===== */
        .quick-section {
            position: relative;
            z-index: 2;
            padding-top: 40px;
        }

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

        .quick-card {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 32px 26px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .quick-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--accent-400), var(--accent-500));
            transform: scaleX(0);
            transform-origin: left;
            transition: var(--transition);
        }

        .quick-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(217, 142, 43, 0.35);
        }

        .quick-card:hover::before {
            transform: scaleX(1);
        }

        .quick-icon {
            width: 66px;
            height: 66px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            border-radius: 18px;
            font-size: 24px;
            color: #fff;
            background: linear-gradient(135deg, var(--primary-700), var(--primary-800));
            box-shadow: 0 10px 24px rgba(15, 31, 58, 0.2);
            transition: var(--transition);
        }

        .quick-card:hover .quick-icon {
            background: linear-gradient(135deg, var(--accent-400), var(--accent-500));
            box-shadow: 0 10px 24px rgba(217, 142, 43, 0.35);
            transform: rotate(-6deg) scale(1.04);
        }

        .quick-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary-900);
            margin-bottom: 10px;
        }

        .quick-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        @media (max-width: 1024px) {
            .quick-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

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

        /* ===== Articles ===== */
        .articles-section {
            background: var(--bg-white);
        }

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

        .entry-card {
            background: var(--bg-body);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }

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

        .entry-img {
            position: relative;
            height: 200px;
            overflow: hidden;
        }

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

        .entry-card:hover .entry-img img {
            transform: scale(1.07);
        }

        .entry-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(14, 28, 51, 0.88);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: 999px;
            backdrop-filter: blur(4px);
        }

        .entry-body {
            padding: 26px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .entry-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary-900);
            line-height: 1.5;
            margin-bottom: 12px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: var(--transition);
        }

        .entry-card:hover .entry-title {
            color: var(--accent-500);
        }

        .entry-excerpt {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.75;
            margin-bottom: 18px;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .entry-meta {
            margin-top: auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 16px;
            border-top: 1px solid var(--border);
            font-size: 13px;
            color: var(--text-muted);
        }

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

        .entry-meta i {
            font-size: 12px;
            color: var(--accent-500);
        }

        @media (max-width: 1024px) {
            .entry-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 640px) {
            .entry-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== Stats ===== */
        .stats-section {
            background: linear-gradient(135deg, var(--primary-900), var(--primary-700));
            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: 0.16;
        }

        .stats-grid {
            position: relative;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 40px;
            text-align: center;
        }

        .stat-item {
            padding: 20px;
        }

        .stat-num {
            font-size: 44px;
            font-weight: 800;
            color: var(--accent-400);
            line-height: 1.2;
            margin-bottom: 8px;
            letter-spacing: 1px;
        }

        .stat-label {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.78);
            font-weight: 500;
        }

        @media (max-width: 768px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
            .stat-num {
                font-size: 34px;
            }
        }

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

        /* ===== Steps ===== */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
            position: relative;
            counter-reset: stepCounter;
        }

        .steps-grid::before {
            content: '';
            position: absolute;
            top: 32px;
            left: 12%;
            right: 12%;
            height: 2px;
            background: linear-gradient(90deg, var(--accent-400), var(--accent-100));
            border-radius: 2px;
        }

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

        .step-num {
            width: 64px;
            height: 64px;
            margin: 0 auto 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary-700), var(--primary-800));
            color: #fff;
            font-size: 20px;
            font-weight: 700;
            box-shadow: 0 10px 26px rgba(15, 31, 58, 0.26);
            position: relative;
            z-index: 2;
            transition: var(--transition);
        }

        .step-num::after {
            content: counter(stepCounter);
        }

        .step-item:hover .step-num {
            background: linear-gradient(135deg, var(--accent-400), var(--accent-500));
            box-shadow: 0 12px 28px rgba(217, 142, 43, 0.4);
            transform: scale(1.06);
        }

        .step-item h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--primary-900);
            margin-bottom: 8px;
        }

        .step-item p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            padding: 0 8px;
        }

        @media (max-width: 1024px) {
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps-grid::before {
                display: none;
            }
        }

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

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

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

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

        .faq-item:hover {
            border-color: rgba(217, 142, 43, 0.35);
        }

        .faq-item.active {
            border-color: var(--accent-400);
            box-shadow: var(--shadow-card);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            padding: 22px 26px;
            text-align: left;
            font-size: 16px;
            font-weight: 600;
            color: var(--primary-900);
            transition: var(--transition);
        }

        .faq-question i {
            flex-shrink: 0;
            width: 30px;
            height: 30px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--accent-100);
            color: var(--accent-500);
            border-radius: 50%;
            font-size: 13px;
            transition: var(--transition);
        }

        .faq-item.active .faq-question i {
            transform: rotate(180deg);
            background: var(--accent-400);
            color: #fff;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            padding: 0 26px;
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.8;
            transition: max-height .35s ease, padding .35s ease;
        }

        .faq-item.active .faq-answer {
            max-height: 200px;
            padding-bottom: 22px;
        }

        @media (max-width: 520px) {
            .faq-question {
                padding: 18px 18px;
                font-size: 15px;
            }
            .faq-answer {
                padding: 0 18px;
            }
            .faq-item.active .faq-answer {
                padding-bottom: 18px;
            }
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 80px 0 100px;
        }

        .cta-box {
            position: relative;
            border-radius: 28px;
            padding: 60px 50px;
            text-align: center;
            overflow: hidden;
            background: linear-gradient(135deg, rgba(14, 28, 51, 0.96), rgba(27, 58, 102, 0.92)), url('/assets/images/backpic/back-3.png') center/cover no-repeat;
            box-shadow: 0 20px 60px rgba(15, 31, 58, 0.3);
        }

        .cta-box h2 {
            font-size: 32px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
        }

        .cta-box p {
            color: rgba(255, 255, 255, 0.82);
            font-size: 16px;
            max-width: 520px;
            margin: 0 auto 32px;
        }

        .cta-form {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 12px;
            flex-wrap: wrap;
            max-width: 560px;
            margin: 0 auto 22px;
        }

        .cta-input {
            flex: 1;
            min-width: 260px;
            padding: 14px 22px;
            border-radius: 999px;
            border: 1px solid rgba(255, 255, 255, 0.22);
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            font-size: 14px;
            backdrop-filter: blur(6px);
            transition: var(--transition);
        }

        .cta-input::placeholder {
            color: rgba(255, 255, 255, 0.6);
        }

        .cta-input:focus {
            border-color: var(--accent-400);
            background: rgba(255, 255, 255, 0.18);
            box-shadow: 0 0 0 4px rgba(232, 163, 61, 0.2);
        }

        .cta-tip {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
        }

        @media (max-width: 768px) {
            .cta-section {
                padding: 56px 0 72px;
            }
            .cta-box {
                padding: 40px 24px;
            }
            .cta-box h2 {
                font-size: 24px;
            }
        }

        /* ===== Footer ===== */
        .footer {
            background: var(--primary-900);
            color: rgba(255, 255, 255, 0.78);
            padding: 64px 0 0;
            position: relative;
        }

        .footer::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--accent-400), var(--accent-500), var(--accent-400));
        }

        .footer-grid {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 40px;
        }

        .footer-brand .logo-text {
            color: #fff;
            font-size: 22px;
            margin-bottom: 16px;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.6);
            max-width: 320px;
        }

        .footer-col h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 12px;
        }

        .footer-col h4::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 32px;
            height: 3px;
            border-radius: 3px;
            background: var(--accent-400);
        }

        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-col a {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.62);
            transition: var(--transition);
        }

        .footer-col a i {
            font-size: 12px;
            color: var(--accent-400);
            transition: var(--transition);
        }

        .footer-col a:hover {
            color: #fff;
            transform: translateX(5px);
        }

        .footer-col a:hover i {
            transform: translateX(3px);
        }

        .footer-bottom {
            margin-top: 56px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
            padding: 22px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }

        .footer-bottom span {
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .footer-bottom {
                justify-content: center;
                text-align: center;
            }
        }

/* roulang page: article */
:root {
            --primary-600: #1e3a5f;
            --primary-500: #2f5b87;
            --accent-500: #c49a52;
            --accent-400: #d9b677;
            --bg-body: #f5f7fb;
            --text-main: #1b2335;
            --text-muted: #64748b;
            --border: #e4e9f0;
            --radius: 16px;
            --shadow: 0 4px 24px rgba(30, 58, 95, .08);
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
            background: var(--bg-body);
            color: var(--text-main);
            line-height: 1.7;
            margin: 0;
        }

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

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

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

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

        ::selection {
            background: rgba(196, 154, 82, .25);
        }

        /* ===== Header ===== */
        .header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, .96);
            backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 2px 12px rgba(30, 58, 95, .04);
        }

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

        .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-600), var(--primary-500));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            box-shadow: 0 6px 18px rgba(30, 58, 95, .3);
        }

        .logo-text {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--primary-600);
            letter-spacing: .02em;
            white-space: nowrap;
        }

        .logo-text span {
            display: inline-block;
            color: var(--accent-500);
            margin-left: 2px;
        }

        .header-right {
            display: flex;
            align-items: center;
            gap: 28px;
        }

        .nav-list {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-list .nav-link {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 10px 18px;
            border-radius: 10px;
            font-size: .95rem;
            font-weight: 500;
            color: #43556e;
            transition: all .25s ease;
            position: relative;
        }

        .nav-list .nav-link i {
            font-size: .85rem;
            color: var(--accent-500);
        }

        .nav-list .nav-link:hover {
            background: rgba(196, 154, 82, .1);
            color: var(--primary-600);
        }

        .nav-list .nav-link.active {
            background: linear-gradient(135deg, rgba(30, 58, 95, .08), rgba(47, 91, 135, .05));
            color: var(--primary-600);
            font-weight: 600;
        }

        .nav-list .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            border-radius: 4px;
            background: var(--accent-500);
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 20px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--primary-600), var(--primary-500));
            color: #fff;
            font-size: .92rem;
            font-weight: 600;
            box-shadow: 0 6px 20px rgba(30, 58, 95, .25);
            transition: all .3s ease;
            white-space: nowrap;
        }

        .nav-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(30, 58, 95, .35);
            color: #fff;
        }

        .mobile-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border-radius: 10px;
            border: 1px solid var(--border);
            background: #fff;
            color: var(--primary-600);
            font-size: 18px;
            align-items: center;
            justify-content: center;
            transition: all .2s ease;
        }

        .mobile-toggle:hover {
            border-color: var(--accent-500);
            color: var(--accent-500);
        }

        .mobile-menu {
            display: none;
            flex-direction: column;
            padding: 12px 24px 20px;
            background: #fff;
            border-top: 1px solid var(--border);
        }

        .mobile-menu a {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 13px 8px;
            border-radius: 10px;
            font-size: 1rem;
            color: #43556e;
            transition: all .2s ease;
        }

        .mobile-menu a i {
            width: 20px;
            color: var(--accent-500);
        }

        .mobile-menu a:hover,
        .mobile-menu a.active {
            background: rgba(196, 154, 82, .1);
            color: var(--primary-600);
        }

        .mobile-menu.open {
            display: flex;
        }

        /* ===== Article Hero ===== */
        .article-hero {
            position: relative;
            padding: 72px 0 56px;
            background:
                linear-gradient(100deg, rgba(11, 26, 45, .88) 0%, rgba(30, 58, 95, .75) 55%, rgba(17, 38, 62, .6) 100%),
                url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            color: #fff;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: .88rem;
            color: rgba(255, 255, 255, .65);
            margin-bottom: 22px;
        }

        .breadcrumb a:hover {
            color: var(--accent-400);
        }

        .breadcrumb i {
            font-size: .7rem;
        }

        .article-hero h1 {
            font-size: clamp(1.75rem, 3.6vw, 2.7rem);
            font-weight: 700;
            line-height: 1.3;
            margin: 0 0 18px;
            max-width: 860px;
            letter-spacing: .01em;
        }

        .article-meta {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 20px;
            font-size: .92rem;
            color: rgba(255, 255, 255, .8);
        }

        .article-meta span {
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .article-meta i {
            color: var(--accent-400);
        }

        .article-meta .badge {
            background: rgba(196, 154, 82, .2);
            border: 1px solid rgba(196, 154, 82, .4);
            padding: 3px 12px;
            border-radius: 20px;
            font-size: .82rem;
            font-weight: 500;
            color: var(--accent-400);
        }

        /* ===== Article Main Layout ===== */
        .article-wrap {
            padding: 48px 0 64px;
        }

        .article-layout {
            display: grid;
            grid-template-columns: minmax(0, 1fr) 360px;
            gap: 40px;
            align-items: start;
        }

        .article-main-card {
            background: #fff;
            border-radius: 20px;
            box-shadow: var(--shadow);
            border: 1px solid rgba(228, 233, 240, .6);
            overflow: hidden;
        }

        .article-body {
            padding: 40px 44px;
        }

        .article-body .lead {
            font-size: 1.1rem;
            line-height: 1.9;
            color: #4a5a72;
            border-left: 4px solid var(--accent-500);
            padding-left: 1.2rem;
            margin: 0 0 1.8rem;
            background: rgba(196, 154, 82, .06);
            border-radius: 0 10px 10px 0;
            padding-top: .8rem;
            padding-bottom: .8rem;
        }

        .article-body h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary-600);
            margin: 2.2rem 0 1rem;
            padding-left: 1rem;
            border-left: 4px solid var(--accent-500);
            line-height: 1.4;
        }

        .article-body h3 {
            font-size: 1.2rem;
            font-weight: 600;
            color: var(--primary-600);
            margin: 1.8rem 0 .8rem;
        }

        .article-body p {
            margin-bottom: 1.2rem;
            line-height: 1.9;
            font-size: 1.03rem;
        }

        .article-body ul {
            list-style: none;
            padding: 0;
            margin: 1.4rem 0;
        }

        .article-body ul li {
            position: relative;
            padding-left: 1.6rem;
            margin-bottom: .7rem;
            line-height: 1.8;
        }

        .article-body ul li::before {
            content: '';
            position: absolute;
            left: .45rem;
            top: .72rem;
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--accent-500);
        }

        .article-body img {
            border-radius: 16px;
            margin: 1.6rem 0;
            box-shadow: 0 8px 30px rgba(30, 58, 95, .12);
        }

        .article-body blockquote {
            background: #faf7f0;
            border-left: 4px solid var(--accent-500);
            padding: 1.1rem 1.4rem;
            border-radius: 0 14px 14px 0;
            margin: 1.5rem 0;
            color: #5b6678;
            font-style: normal;
        }

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

        .article-body a {
            color: var(--primary-500);
            border-bottom: 1px solid rgba(47, 91, 135, .3);
        }

        .article-body a:hover {
            color: var(--accent-600);
            border-bottom-color: var(--accent-500);
        }

        /* ===== Sidebar ===== */
        .sidebar-widget {
            background: #fff;
            border-radius: 18px;
            box-shadow: var(--shadow);
            border: 1px solid rgba(228, 233, 240, .6);
            padding: 26px;
            margin-bottom: 24px;
        }

        .sidebar-widget .widget-title {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--primary-600);
            display: flex;
            align-items: center;
            gap: 10px;
            margin: 0 0 18px;
            padding-bottom: 14px;
            border-bottom: 1px solid var(--border);
        }

        .sidebar-widget .widget-title .icon {
            width: 34px;
            height: 34px;
            border-radius: 10px;
            background: linear-gradient(135deg, rgba(196, 154, 82, .15), rgba(196, 154, 82, .06));
            color: var(--accent-500);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: .9rem;
        }

        .sidebar-info-item {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 11px 0;
            border-bottom: 1px dashed #edf0f5;
            font-size: .92rem;
        }

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

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

        .sidebar-info-item .value {
            color: var(--primary-600);
            font-weight: 500;
        }

        .sidebar-nav-link {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 14px;
            border-radius: 12px;
            background: #f8fafd;
            border: 1px solid var(--border);
            margin-bottom: 10px;
            transition: all .25s ease;
            color: #43556e;
            font-size: .93rem;
            font-weight: 500;
        }

        .sidebar-nav-link:last-child {
            margin-bottom: 0;
        }

        .sidebar-nav-link i {
            color: var(--accent-500);
            font-size: .85rem;
            transition: transform .25s ease;
        }

        .sidebar-nav-link:hover {
            border-color: var(--accent-400);
            background: rgba(196, 154, 82, .06);
            transform: translateX(4px);
            color: var(--primary-600);
        }

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

        .rec-item {
            display: flex;
            gap: 14px;
            padding: 10px 0;
            border-bottom: 1px dashed #edf0f5;
            transition: background .2s ease;
            border-radius: 8px;
        }

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

        .rec-item:hover {
            background: #f8fafd;
        }

        .rec-thumb {
            width: 76px;
            height: 60px;
            border-radius: 10px;
            object-fit: cover;
            flex-shrink: 0;
            box-shadow: 0 3px 10px rgba(30, 58, 95, .1);
        }

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

        .rec-info .rec-title {
            font-size: .92rem;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.45;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .rec-info .rec-title:hover {
            color: var(--primary-500);
        }

        .rec-info .rec-date {
            font-size: .78rem;
            color: #9aa8bb;
            margin-top: 5px;
            display: block;
        }

        .sidebar-cta {
            background: linear-gradient(135deg, var(--primary-600), var(--primary-500));
            border-radius: 18px;
            padding: 26px;
            color: #fff;
            text-align: center;
            margin-bottom: 24px;
        }

        .sidebar-cta .icon {
            width: 54px;
            height: 54px;
            border-radius: 14px;
            background: rgba(255, 255, 255, .12);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--accent-400);
            margin: 0 auto 16px;
        }

        .sidebar-cta h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin: 0 0 8px;
        }

        .sidebar-cta p {
            font-size: .88rem;
            color: rgba(255, 255, 255, .75);
            margin: 0 0 18px;
            line-height: 1.7;
        }

        .sidebar-cta .btn-white {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: #fff;
            color: var(--primary-600);
            padding: 11px 26px;
            border-radius: 12px;
            font-weight: 600;
            font-size: .92rem;
            transition: all .3s ease;
            box-shadow: 0 6px 20px rgba(0, 0, 0, .15);
        }

        .sidebar-cta .btn-white:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 30px rgba(0, 0, 0, .2);
            background: var(--accent-400);
            color: var(--primary-600);
        }

        /* ===== Not Found ===== */
        .not-found {
            text-align: center;
            padding: 70px 40px;
        }

        .not-found .icon {
            font-size: 52px;
            color: var(--accent-500);
            margin-bottom: 18px;
            display: block;
        }

        .not-found h2 {
            font-size: 1.6rem;
            color: var(--primary-600);
            margin: 0 0 8px;
        }

        .not-found p {
            color: var(--text-muted);
            margin: 0 0 26px;
        }

        .btn-back {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: linear-gradient(135deg, var(--primary-600), var(--primary-500));
            color: #fff;
            padding: 13px 32px;
            border-radius: 12px;
            font-weight: 600;
            font-size: .95rem;
            box-shadow: 0 8px 24px rgba(30, 58, 95, .25);
            transition: all .3s ease;
        }

        .btn-back:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 30px rgba(30, 58, 95, .35);
            color: #fff;
        }

        /* ===== Tags ===== */
        .article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 24px;
        }

        .article-tags .tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            background: #f6f8fb;
            border: 1px solid var(--border);
            border-radius: 20px;
            font-size: .82rem;
            color: var(--primary-500);
            font-weight: 500;
            transition: all .25s ease;
        }

        .article-tags .tag:hover {
            background: rgba(196, 154, 82, .1);
            border-color: var(--accent-400);
            color: var(--accent-600);
        }

        /* ===== Related Section ===== */
        .related-section {
            padding: 56px 0 64px;
            background: #fff;
            border-top: 1px solid rgba(228, 233, 240, .5);
        }

        .section-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 32px;
        }

        .section-title {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--primary-600);
            position: relative;
            padding-left: 18px;
            margin: 0;
        }

        .section-title::before {
            content: '';
            position: absolute;
            left: 0;
            top: 6px;
            bottom: 6px;
            width: 5px;
            border-radius: 6px;
            background: linear-gradient(180deg, var(--accent-500), var(--accent-400));
        }

        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 26px;
        }

        .rel-card {
            background: var(--bg-body);
            border-radius: 18px;
            overflow: hidden;
            border: 1px solid var(--border);
            transition: all .3s ease;
        }

        .rel-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow);
            border-color: rgba(196, 154, 82, .4);
        }

        .rel-card .rel-cover {
            height: 180px;
            overflow: hidden;
            position: relative;
        }

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

        .rel-card:hover .rel-cover img {
            transform: scale(1.05);
        }

        .rel-card .rel-cover .rel-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(255, 255, 255, .92);
            color: var(--primary-600);
            font-size: .78rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 20px;
            box-shadow: 0 4px 12px rgba(0, 0, 0, .1);
        }

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

        .rel-card .rel-body h3 {
            font-size: 1.08rem;
            font-weight: 600;
            line-height: 1.5;
            margin: 0 0 8px;
            color: var(--text-main);
        }

        .rel-card .rel-body h3 a:hover {
            color: var(--primary-500);
        }

        .rel-card .rel-body p {
            font-size: .88rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin: 0 0 14px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .rel-card .rel-meta {
            font-size: .8rem;
            color: #9aa8bb;
            display: flex;
            gap: 14px;
            align-items: center;
        }

        .rel-card .rel-meta i {
            color: var(--accent-500);
        }

        /* ===== Category Entry ===== */
        .category-entry {
            padding: 60px 0;
            background: var(--bg-body);
        }

        .cat-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 26px;
        }

        .cat-card {
            position: relative;
            border-radius: 20px;
            overflow: hidden;
            min-height: 220px;
            display: flex;
            align-items: flex-end;
            background: linear-gradient(180deg, rgba(11, 26, 45, 0) 40%, rgba(11, 26, 45, .55) 100%);
            transition: all .3s ease;
        }

        .cat-card img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            z-index: -1;
            transition: transform .5s ease;
        }

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

        .cat-card:hover {
            box-shadow: 0 16px 40px rgba(30, 58, 95, .2);
            transform: translateY(-4px);
        }

        .cat-card .cat-content {
            padding: 26px;
            color: #fff;
        }

        .cat-card .cat-content .cat-icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: rgba(255, 255, 255, .16);
            backdrop-filter: blur(8px);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--accent-400);
            margin-bottom: 14px;
        }

        .cat-card .cat-content h3 {
            font-size: 1.25rem;
            font-weight: 700;
            margin: 0 0 6px;
        }

        .cat-card .cat-content p {
            font-size: .9rem;
            color: rgba(255, 255, 255, .8);
            margin: 0;
        }

        /* ===== CTA ===== */
        .cta-section {
            position: relative;
            padding: 70px 0;
            background:
                linear-gradient(105deg, rgba(11, 26, 45, .9) 0%, rgba(30, 58, 95, .8) 60%, rgba(17, 38, 62, .7) 100%),
                url('/assets/images/backpic/back-3.png') center/cover no-repeat;
            color: #fff;
            margin-top: 0;
        }

        .cta-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 40px;
            flex-wrap: wrap;
        }

        .cta-text h2 {
            font-size: clamp(1.4rem, 3vw, 2rem);
            font-weight: 700;
            margin: 0 0 10px;
        }

        .cta-text p {
            font-size: 1rem;
            color: rgba(255, 255, 255, .78);
            margin: 0;
            max-width: 560px;
        }

        .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: linear-gradient(135deg, var(--accent-500), var(--accent-400));
            color: #fff;
            padding: 15px 34px;
            border-radius: 14px;
            font-weight: 600;
            font-size: 1rem;
            box-shadow: 0 10px 30px rgba(196, 154, 82, .35);
            transition: all .3s ease;
            white-space: nowrap;
        }

        .cta-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 14px 36px rgba(196, 154, 82, .45);
            color: #fff;
        }

        /* ===== Footer ===== */
        .footer {
            background: #0b1a2d;
            color: rgba(255, 255, 255, .75);
            padding: 60px 0 0;
        }

        .footer-grid {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 50px;
        }

        .footer-brand .logo-text {
            color: #fff;
            font-size: 1.4rem;
            margin-bottom: 14px;
            display: block;
        }

        .footer-brand p {
            font-size: .9rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, .6);
            margin: 0;
        }

        .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 600;
            margin: 0 0 18px;
            position: relative;
            padding-bottom: 10px;
        }

        .footer-col h4::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 26px;
            height: 3px;
            border-radius: 4px;
            background: var(--accent-500);
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

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

        .footer-col ul li a {
            color: rgba(255, 255, 255, .65);
            font-size: .9rem;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all .25s ease;
        }

        .footer-col ul li a i {
            font-size: .7rem;
            color: var(--accent-500);
        }

        .footer-col ul li a:hover {
            color: var(--accent-400);
            transform: translateX(3px);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .08);
            padding: 20px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 14px;
            max-width: 1200px;
            margin: 0 auto;
            font-size: .82rem;
            color: rgba(255, 255, 255, .5);
            flex-wrap: wrap;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .article-layout {
                grid-template-columns: 1fr;
            }

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

            .sidebar-widget {
                margin-bottom: 0;
            }

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

        @media (max-width: 768px) {
            .nav-list,
            .nav-cta {
                display: none;
            }

            .mobile-toggle {
                display: flex;
            }

            .header-inner {
                height: 64px;
            }

            .article-hero {
                padding: 48px 0 38px;
            }

            .article-body {
                padding: 26px 22px;
            }

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

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

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

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

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 18px;
                padding-right: 18px;
            }

            .logo-text {
                font-size: 1.12rem;
            }

            .article-meta {
                gap: 12px;
                font-size: .85rem;
            }

            .rel-card .rel-cover {
                height: 160px;
            }

            .article-body {
                padding: 22px 16px;
            }

            .article-body h2 {
                font-size: 1.25rem;
            }

            .article-body p {
                font-size: .98rem;
            }

            .section-header {
                margin-bottom: 22px;
            }

            .cat-card {
                min-height: 190px;
            }

            .footer-bottom {
                justify-content: center;
                text-align: center;
            }
        }

/* roulang page: category2 */
:root {
            --primary-900: #0b1b4d;
            --primary-800: #0a2173;
            --primary-700: #0b2d9e;
            --primary-600: #0e3fd1;
            --primary-500: #1a56ff;
            --primary-100: #d9e6ff;
            --primary-50: #eef4ff;
            --accent-400: #fbbf24;
            --accent-500: #f59e0b;
            --accent-600: #d97706;
            --bg-light: #f5f7fa;
            --text-main: #1e293b;
            --text-muted: #64748b;
            --border-light: #e2e8f0;
            --radius-lg: 1.25rem;
            --radius-md: 0.875rem;
            --radius-sm: 0.5rem;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
            --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.12);
            --section-space: 5rem;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            line-height: 1.75;
            color: var(--text-main);
            background: var(--bg-light);
            -webkit-font-smoothing: antialiased;
        }

        a {
            text-decoration: none;
            color: inherit;
        }

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

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

        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 2rem;
        }

        /* ===== Header & Nav ===== */
        .header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(226, 232, 240, 0.7);
            transition: box-shadow 0.3s ease, background 0.3s ease;
        }

        .header.scrolled {
            box-shadow: 0 4px 24px rgba(2, 12, 44, 0.08);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 74px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 0.7rem;
            font-weight: 800;
            color: var(--primary-900);
            letter-spacing: 0.02em;
            transition: opacity 0.2s;
        }

        .logo:hover {
            opacity: 0.85;
        }

        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--primary-600), var(--primary-800));
            color: #fff;
            font-size: 1.1rem;
            box-shadow: 0 6px 18px rgba(14, 63, 209, 0.35);
        }

        .logo-text {
            font-size: 1.35rem;
            line-height: 1.2;
        }

        .logo-text span {
            display: block;
            font-size: 0.8rem;
            font-weight: 500;
            color: var(--accent-500);
            letter-spacing: 0.18em;
            margin-top: 2px;
        }

        .header-right {
            display: flex;
            align-items: center;
            gap: 1.5rem;
        }

        .nav-list {
            display: flex;
            list-style: none;
            gap: 0.5rem;
        }

        .nav-link {
            display: flex;
            align-items: center;
            gap: 0.45rem;
            padding: 0.55rem 1.1rem;
            border-radius: 50rem;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-muted);
            transition: all 0.25s ease;
            border: 1px solid transparent;
        }

        .nav-link i {
            font-size: 0.85rem;
            opacity: 0.75;
        }

        .nav-link:hover {
            color: var(--primary-600);
            background: var(--primary-50);
            border-color: var(--primary-100);
        }

        .nav-link.active {
            color: var(--primary-700);
            background: linear-gradient(135deg, var(--primary-50), #e0e9ff);
            border-color: #c7d6ff;
            font-weight: 600;
            box-shadow: 0 2px 10px rgba(14, 63, 209, 0.1);
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: linear-gradient(135deg, var(--primary-600), var(--primary-800));
            color: #fff;
            font-size: 0.9rem;
            font-weight: 600;
            padding: 0.55rem 1.4rem;
            border-radius: 50rem;
            box-shadow: 0 6px 20px rgba(14, 63, 209, 0.3);
            transition: all 0.25s ease;
            border: 1px solid rgba(255, 255, 255, 0.12);
        }

        .nav-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(14, 63, 209, 0.35);
        }

        .mobile-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border-radius: 10px;
            background: var(--primary-50);
            color: var(--primary-700);
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            transition: background 0.2s;
        }

        .mobile-toggle:hover {
            background: var(--primary-100);
        }

        .mobile-menu {
            display: none;
        }

        @media (max-width: 900px) {
            .nav-list,
            .nav-cta {
                display: none;
            }
            .mobile-toggle {
                display: flex;
            }
            .mobile-menu {
                display: none;
                position: absolute;
                top: 74px;
                left: 0;
                right: 0;
                background: #fff;
                border-bottom: 1px solid var(--border-light);
                padding: 0.5rem 1.5rem 1.2rem;
                box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
                flex-direction: column;
                gap: 0.4rem;
            }
            .mobile-menu.open {
                display: flex;
            }
            .mobile-menu a {
                display: flex;
                align-items: center;
                gap: 0.6rem;
                padding: 0.8rem 1rem;
                border-radius: 10px;
                font-size: 1rem;
                font-weight: 500;
                color: var(--text-main);
                transition: background 0.2s;
            }
            .mobile-menu a:hover,
            .mobile-menu a.active {
                background: var(--primary-50);
                color: var(--primary-700);
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 1.25rem;
            }
            .logo-text {
                font-size: 1.15rem;
            }
            .logo-text span {
                font-size: 0.7rem;
            }
        }

        /* ===== Page Hero ===== */
        .page-hero {
            position: relative;
            padding: 9rem 0 5rem;
            background: linear-gradient(135deg, rgba(7, 15, 43, 0.92), rgba(10, 33, 115, 0.82)), url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            color: #fff;
        }

        .page-hero::after {
            content: '';
            position: absolute;
            inset: auto 0 0 0;
            height: 4px;
            background: linear-gradient(90deg, var(--accent-400), var(--accent-500), var(--primary-500));
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 1.5rem;
        }

        .breadcrumb a {
            color: rgba(255, 255, 255, 0.85);
            transition: color 0.2s;
        }

        .breadcrumb a:hover {
            color: var(--accent-400);
        }

        .breadcrumb i {
            font-size: 0.7rem;
            opacity: 0.6;
        }

        .page-hero h1 {
            font-size: clamp(2rem, 5vw, 3.2rem);
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: 0.02em;
            margin-bottom: 1rem;
            text-shadow: 0 2px 20px rgba(0, 0, 0, 0.25);
        }

        .page-hero .hero-subtitle {
            font-size: 1.08rem;
            max-width: 640px;
            color: rgba(255, 255, 255, 0.82);
            line-height: 1.8;
        }

        .hero-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem;
            margin-top: 1.8rem;
        }

        .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.4rem 1rem;
            border-radius: 50rem;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.2);
            font-size: 0.82rem;
            font-weight: 500;
            backdrop-filter: blur(6px);
            transition: all 0.25s;
        }

        .hero-tag:hover {
            background: rgba(255, 255, 255, 0.2);
            transform: translateY(-2px);
        }

        /* ===== Section Common ===== */
        .section {
            padding: var(--section-space) 0;
        }

        .section-light {
            background: #ffffff;
        }

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

        .section-head {
            text-align: center;
            max-width: 680px;
            margin: 0 auto 3rem;
        }

        .section-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.16em;
            text-transform: uppercase;
            color: var(--accent-600);
            background: rgba(245, 158, 11, 0.1);
            border: 1px solid rgba(245, 158, 11, 0.2);
            padding: 0.35rem 1rem;
            border-radius: 50rem;
            margin-bottom: 1.2rem;
        }

        .section-head h2 {
            font-size: clamp(1.7rem, 3.5vw, 2.5rem);
            font-weight: 800;
            line-height: 1.25;
            color: var(--primary-900);
            letter-spacing: 0.01em;
        }

        .section-head p {
            color: var(--text-muted);
            font-size: 1rem;
            margin-top: 0.8rem;
            line-height: 1.8;
        }

        /* ===== Channel Cards ===== */
        .channel-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
        }

        .channel-card {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: #fff;
            border: 1px solid var(--border-light);
            transition: all 0.3s ease;
            box-shadow: var(--shadow-sm);
        }

        .channel-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
            border-color: var(--primary-100);
        }

        .channel-card .cover {
            position: relative;
            height: 180px;
            overflow: hidden;
        }

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

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

        .channel-card .cover::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(11, 27, 77, 0.6), transparent 60%);
        }

        .channel-body {
            padding: 1.5rem 1.5rem 1.8rem;
        }

        .channel-tag {
            display: inline-block;
            font-size: 0.72rem;
            font-weight: 600;
            color: var(--primary-600);
            background: var(--primary-50);
            padding: 0.25rem 0.7rem;
            border-radius: 50rem;
            margin-bottom: 0.6rem;
        }

        .channel-body h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--primary-900);
            margin-bottom: 0.4rem;
        }

        .channel-body p {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.7;
        }

        .channel-body .link-arrow {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--primary-600);
            margin-top: 0.8rem;
            transition: gap 0.2s;
        }

        .channel-body .link-arrow:hover {
            gap: 0.7rem;
        }

        /* ===== News List ===== */
        .news-wrap {
            display: grid;
            grid-template-columns: 1.1fr 1fr;
            gap: 2.5rem;
            align-items: start;
        }

        .feature-news {
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: #fff;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-md);
            transition: box-shadow 0.3s;
        }

        .feature-news:hover {
            box-shadow: var(--shadow-lg);
        }

        .feature-news .img-box {
            position: relative;
            height: 320px;
            overflow: hidden;
        }

        .feature-news .img-box img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .feature-news .img-box::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(7, 15, 43, 0.6), transparent 50%);
        }

        .feature-news .badge-date {
            position: absolute;
            bottom: 1.2rem;
            left: 1.2rem;
            z-index: 2;
            background: rgba(255, 255, 255, 0.92);
            color: var(--primary-800);
            font-size: 0.78rem;
            font-weight: 700;
            padding: 0.35rem 0.9rem;
            border-radius: 50rem;
            backdrop-filter: blur(4px);
        }

        .feature-news .content {
            padding: 1.8rem;
        }

        .feature-news .content h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--primary-900);
            margin-bottom: 0.6rem;
            line-height: 1.4;
        }

        .feature-news .content h3 a:hover {
            color: var(--primary-600);
        }

        .feature-news .content p {
            color: var(--text-muted);
            font-size: 0.92rem;
            line-height: 1.75;
        }

        .news-side {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }

        .news-item {
            display: flex;
            gap: 1.2rem;
            padding: 1.2rem;
            background: #fff;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            transition: all 0.25s;
        }

        .news-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateX(4px);
            border-color: var(--primary-100);
        }

        .news-item .thumb {
            flex-shrink: 0;
            width: 110px;
            height: 82px;
            border-radius: 10px;
            overflow: hidden;
        }

        .news-item .thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

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

        .news-item .info .meta {
            font-size: 0.75rem;
            color: var(--accent-600);
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 0.4rem;
            margin-bottom: 0.25rem;
        }

        .news-item .info h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-item .info h4 a:hover {
            color: var(--primary-600);
        }

        /* ===== Timeline ===== */
        .timeline-wrap {
            position: relative;
            max-width: 900px;
            margin: 0 auto;
        }

        .timeline-wrap::before {
            content: '';
            position: absolute;
            left: 20px;
            top: 0;
            bottom: 0;
            width: 2px;
            background: linear-gradient(to bottom, var(--primary-100), var(--primary-500), var(--accent-400));
        }

        .timeline-item {
            position: relative;
            padding-left: 60px;
            margin-bottom: 2.5rem;
        }

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

        .timeline-dot {
            position: absolute;
            left: 8px;
            top: 6px;
            width: 26px;
            height: 26px;
            border-radius: 50%;
            background: #fff;
            border: 3px solid var(--primary-500);
            box-shadow: 0 0 0 5px rgba(26, 86, 255, 0.12);
            z-index: 1;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.6rem;
            color: var(--primary-600);
        }

        .timeline-card {
            background: #fff;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 1.5rem 1.8rem;
            box-shadow: var(--shadow-sm);
            transition: box-shadow 0.3s;
        }

        .timeline-card:hover {
            box-shadow: var(--shadow-md);
        }

        .timeline-card .t-date {
            font-size: 0.78rem;
            font-weight: 700;
            color: var(--accent-600);
            margin-bottom: 0.4rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .timeline-card h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--primary-900);
            margin-bottom: 0.4rem;
        }

        .timeline-card p {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* ===== Stats ===== */
        .stats-band {
            background: linear-gradient(135deg, var(--primary-900), var(--primary-700));
            padding: 4rem 0;
            position: relative;
            overflow: hidden;
        }

        .stats-band::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -10%;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.04);
        }

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

        .stat-item {
            text-align: center;
            padding: 1.5rem;
            border-radius: var(--radius-lg);
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(8px);
            transition: transform 0.3s, background 0.3s;
        }

        .stat-item:hover {
            transform: translateY(-4px);
            background: rgba(255, 255, 255, 0.1);
        }

        .stat-number {
            font-size: 2.6rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
        }

        .stat-number span {
            font-size: 1.4rem;
            color: var(--accent-400);
        }

        .stat-label {
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.75);
            margin-top: 0.4rem;
        }

        /* ===== Featured Cards ===== */
        .featured-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 2rem;
        }

        .featured-card {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            min-height: 300px;
            display: flex;
            align-items: flex-end;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all 0.4s ease;
        }

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

        .featured-card img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.6s ease;
        }

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

        .featured-card::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(7, 15, 43, 0.85) 0%, rgba(11, 27, 77, 0.3) 60%, transparent 100%);
        }

        .featured-content {
            position: relative;
            z-index: 2;
            padding: 2rem;
            color: #fff;
        }

        .featured-content .f-tag {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            background: rgba(245, 158, 11, 0.9);
            color: #0b1b4d;
            padding: 0.25rem 0.8rem;
            border-radius: 50rem;
            margin-bottom: 0.7rem;
        }

        .featured-content h3 {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
            line-height: 1.4;
        }

        .featured-content p {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.8);
            line-height: 1.7;
            max-width: 90%;
        }

        /* ===== FAQ ===== */
        .faq-wrap {
            max-width: 820px;
            margin: 0 auto;
        }

        .faq-item {
            background: #fff;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            margin-bottom: 1rem;
            overflow: hidden;
            transition: border-color 0.3s, box-shadow 0.3s;
        }

        .faq-item:hover {
            border-color: var(--primary-100);
            box-shadow: var(--shadow-sm);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 1.2rem 1.5rem;
            font-size: 1rem;
            font-weight: 600;
            color: var(--primary-900);
            cursor: pointer;
            transition: background 0.2s;
        }

        .faq-question:hover {
            background: var(--primary-50);
        }

        .faq-question i {
            color: var(--primary-500);
            transition: transform 0.3s;
            font-size: 0.9rem;
        }

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

        .faq-answer {
            display: none;
            padding: 0 1.5rem 1.3rem;
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.8;
        }

        .faq-item.open .faq-answer {
            display: block;
        }

        /* ===== CTA ===== */
        .cta-band {
            background: linear-gradient(135deg, var(--primary-800), var(--primary-600));
            border-radius: var(--radius-lg);
            padding: 3.5rem 3rem;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .cta-band::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            border: 2px solid rgba(255, 255, 255, 0.1);
        }

        .cta-band h2 {
            font-size: 1.8rem;
            font-weight: 800;
            margin-bottom: 0.8rem;
        }

        .cta-band p {
            color: rgba(255, 255, 255, 0.85);
            max-width: 600px;
            margin: 0 auto 1.5rem;
        }

        .cta-buttons {
            display: flex;
            justify-content: center;
            gap: 1rem;
            flex-wrap: wrap;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
            background: var(--accent-400);
            color: var(--primary-900);
            font-weight: 700;
            padding: 0.8rem 2rem;
            border-radius: 50rem;
            font-size: 0.95rem;
            border: none;
            transition: all 0.25s;
            box-shadow: 0 8px 24px rgba(245, 158, 11, 0.3);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 30px rgba(245, 158, 11, 0.4);
        }

        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
            background: transparent;
            border: 2px solid rgba(255, 255, 255, 0.5);
            color: #fff;
            font-weight: 600;
            padding: 0.75rem 1.8rem;
            border-radius: 50rem;
            font-size: 0.95rem;
            transition: all 0.25s;
        }

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

        /* ===== Footer ===== */
        .footer {
            background: var(--primary-950);
            color: rgba(255, 255, 255, 0.7);
            padding: 4rem 0 0;
        }

        .footer-grid {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 2rem 3rem;
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 2.5rem;
        }

        .footer-brand .logo-text {
            font-size: 1.5rem;
            color: #fff;
        }

        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.8;
            margin-top: 1rem;
            max-width: 320px;
        }

        .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 1.2rem;
            position: relative;
            padding-bottom: 0.6rem;
        }

        .footer-col h4::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 28px;
            height: 2px;
            background: var(--accent-400);
        }

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

        .footer-col ul li {
            margin-bottom: 0.6rem;
        }

        .footer-col ul a {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.65);
            transition: all 0.2s;
        }

        .footer-col ul a i {
            font-size: 0.7rem;
            color: var(--accent-400);
        }

        .footer-col ul a:hover {
            color: #fff;
            padding-left: 4px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 1.5rem 2rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            max-width: 1280px;
            margin: 0 auto;
            font-size: 0.82rem;
            flex-wrap: wrap;
            gap: 0.5rem;
            color: rgba(255, 255, 255, 0.45);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .channel-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .news-wrap {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .featured-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 1.5rem;
            }
            .section {
                --section-space: 3.5rem;
            }
            .channel-grid {
                grid-template-columns: 1fr 1fr;
            }
            .news-item .thumb {
                width: 90px;
                height: 70px;
            }
            .timeline-item {
                padding-left: 50px;
            }
            .cta-band {
                padding: 2.5rem 1.5rem;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 1.1rem;
            }
            .page-hero {
                padding: 7.5rem 0 3.5rem;
            }
            .channel-grid {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 1rem;
            }
            .stat-number {
                font-size: 2rem;
            }
            .news-item {
                flex-direction: column;
                gap: 0.6rem;
            }
            .news-item .thumb {
                width: 100%;
                height: 140px;
            }
            .feature-news .img-box {
                height: 220px;
            }
            .featured-content {
                padding: 1.5rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                padding: 0 1.25rem 2.5rem;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .faq-question {
                padding: 1rem 1.2rem;
                font-size: 0.95rem;
            }
            .faq-answer {
                padding: 0 1.2rem 1.1rem;
            }
        }

        :focus-visible {
            outline: 3px solid rgba(26, 86, 255, 0.5);
            outline-offset: 2px;
            border-radius: 4px;
        }