/* roulang page: index */
:root {
            --color-primary: #0d1b3e;
            --color-primary-light: #152a5c;
            --color-accent: #d4a84b;
            --color-accent-light: #e8c471;
            --color-accent-deep: #b8912f;
            --color-highlight: #3b82f6;
            --color-bg: #f6f7fb;
            --color-surface: #ffffff;
            --color-dark-bg: #090f1f;
            --color-text: #1a1a2e;
            --color-text-secondary: #5a6072;
            --color-text-muted: #8b8fa3;
            --color-border: #e2e5ee;
            --color-border-light: #eef0f5;
            --color-success: #10b981;
            --color-warning: #f59e0b;
            --color-danger: #ef4444;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --radius-full: 9999px;
            --shadow-xs: 0 1px 2px rgba(0,0,0,0.04);
            --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
            --shadow-md: 0 6px 20px rgba(0,0,0,0.08);
            --shadow-lg: 0 12px 36px rgba(0,0,0,0.10);
            --shadow-xl: 0 20px 50px rgba(0,0,0,0.14);
            --shadow-card-hover: 0 10px 32px rgba(0,0,0,0.11);
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s ease;
            --transition-slow: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --max-width: 1260px;
            --header-height: 72px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-main);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button, input, textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
        }
        button {
            cursor: pointer;
        }
        ul, ol {
            list-style: none;
        }

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

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255,255,255,0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-xs);
            height: var(--header-height);
            display: flex;
            align-items: center;
        }
        .site-header .container {
            display: flex;
            align-items: center;
            gap: 20px;
            height: 100%;
        }
        .header-logo {
            flex-shrink: 0;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.02em;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .header-logo i {
            color: var(--color-accent);
            font-size: 1.5rem;
        }
        .header-logo:hover {
            color: var(--color-primary-light);
        }

        /* 搜索主导：搜索框是导航视觉中心 */
        .nav-search-wrap {
            flex: 1;
            max-width: 520px;
            position: relative;
        }
        .nav-search-wrap form {
            display: flex;
            align-items: center;
            background: var(--color-bg);
            border: 2px solid var(--color-border);
            border-radius: var(--radius-full);
            overflow: hidden;
            transition: all var(--transition-base);
        }
        .nav-search-wrap form:focus-within {
            border-color: var(--color-accent);
            box-shadow: 0 0 0 4px rgba(212,168,75,0.12);
            background: #fff;
        }
        .nav-search-wrap input {
            flex: 1;
            background: transparent;
            padding: 11px 16px;
            font-size: 0.95rem;
            color: var(--color-text);
            min-width: 0;
        }
        .nav-search-wrap input::placeholder {
            color: var(--color-text-muted);
        }
        .nav-search-wrap button {
            flex-shrink: 0;
            background: var(--color-accent);
            color: #fff;
            padding: 11px 20px;
            font-weight: 600;
            font-size: 0.9rem;
            transition: background var(--transition-fast);
            border-radius: 0 var(--radius-full) var(--radius-full) 0;
        }
        .nav-search-wrap button:hover {
            background: var(--color-accent-deep);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }
        .nav-links a {
            display: inline-flex;
            align-items: center;
            padding: 9px 18px;
            border-radius: var(--radius-full);
            font-weight: 500;
            font-size: 0.93rem;
            color: var(--color-text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .nav-links a:hover {
            background: var(--color-border-light);
            color: var(--color-text);
        }
        .nav-links a.active {
            background: var(--color-primary);
            color: #fff;
            font-weight: 600;
        }
        .nav-links a.active:hover {
            background: var(--color-primary-light);
            color: #fff;
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            font-size: 1.5rem;
            color: var(--color-text);
            padding: 6px;
            border-radius: var(--radius-sm);
        }
        .mobile-menu-toggle:hover {
            background: var(--color-border-light);
        }

        /* ========== HERO ========== */
        .hero-section {
            position: relative;
            min-height: 580px;
            display: flex;
            align-items: center;
            background: linear-gradient(135deg, rgba(9,15,31,0.88) 0%, rgba(13,27,62,0.82) 40%, rgba(21,42,92,0.78) 100%), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            background-blend-mode: overlay;
            color: #fff;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            top: -120px;
            right: -80px;
            width: 500px;
            height: 500px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(212,168,75,0.18) 0%, transparent 70%);
            pointer-events: none;
        }
        .hero-section::after {
            content: '';
            position: absolute;
            bottom: -100px;
            left: -60px;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(59,130,246,0.14) 0%, transparent 70%);
            pointer-events: none;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 700px;
            padding: 60px 0;
        }
        .hero-badge {
            display: inline-block;
            background: rgba(255,255,255,0.12);
            border: 1px solid rgba(255,255,255,0.22);
            padding: 6px 16px;
            border-radius: var(--radius-full);
            font-size: 0.85rem;
            font-weight: 500;
            letter-spacing: 0.04em;
            margin-bottom: 20px;
        }
        .hero-content h1 {
            font-size: 3rem;
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: 0.01em;
            margin-bottom: 16px;
        }
        .hero-content h1 .accent {
            color: var(--color-accent-light);
        }
        .hero-content .hero-desc {
            font-size: 1.15rem;
            color: rgba(255,255,255,0.82);
            line-height: 1.7;
            margin-bottom: 32px;
            max-width: 540px;
        }
        .hero-search-wrap {
            display: flex;
            align-items: center;
            background: #fff;
            border-radius: var(--radius-full);
            overflow: hidden;
            box-shadow: var(--shadow-xl);
            max-width: 500px;
        }
        .hero-search-wrap input {
            flex: 1;
            padding: 14px 20px;
            font-size: 1rem;
            color: var(--color-text);
            min-width: 0;
        }
        .hero-search-wrap input::placeholder {
            color: var(--color-text-muted);
        }
        .hero-search-wrap button {
            flex-shrink: 0;
            background: var(--color-accent);
            color: #fff;
            padding: 14px 28px;
            font-weight: 700;
            font-size: 1rem;
            transition: background var(--transition-fast);
            border-radius: 0 var(--radius-full) var(--radius-full) 0;
        }
        .hero-search-wrap button:hover {
            background: var(--color-accent-deep);
        }
        .hero-stats {
            display: flex;
            gap: 36px;
            margin-top: 32px;
            flex-wrap: wrap;
        }
        .hero-stat {
            text-align: center;
        }
        .hero-stat .stat-num {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--color-accent-light);
            line-height: 1;
        }
        .hero-stat .stat-label {
            font-size: 0.8rem;
            color: rgba(255,255,255,0.65);
            margin-top: 4px;
            letter-spacing: 0.03em;
        }

        /* ========== SECTION COMMON ========== */
        .section {
            padding: 70px 0;
        }
        .section-dark {
            background: var(--color-primary);
            color: #fff;
        }
        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-header .section-badge {
            display: inline-block;
            background: var(--color-border-light);
            color: var(--color-accent-deep);
            padding: 5px 14px;
            border-radius: var(--radius-full);
            font-size: 0.82rem;
            font-weight: 600;
            letter-spacing: 0.05em;
            margin-bottom: 12px;
            text-transform: uppercase;
        }
        .section-dark .section-badge {
            background: rgba(255,255,255,0.1);
            color: var(--color-accent-light);
        }
        .section-header h2 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-text);
            letter-spacing: 0.01em;
        }
        .section-dark .section-header h2 {
            color: #fff;
        }
        .section-header .section-sub {
            font-size: 1rem;
            color: var(--color-text-secondary);
            margin-top: 8px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        .section-dark .section-sub {
            color: rgba(255,255,255,0.65);
        }

        /* ========== FEATURES ========== */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .feature-card {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            padding: 32px 24px;
            text-align: center;
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }
        .feature-card::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--color-accent);
            transform: scaleX(0);
            transform-origin: center;
            transition: transform var(--transition-slow);
            border-radius: 0 0 var(--radius-sm) var(--radius-sm);
        }
        .feature-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-card-hover);
            border-color: transparent;
        }
        .feature-card:hover::after {
            transform: scaleX(1);
        }
        .feature-icon {
            width: 56px;
            height: 56px;
            border-radius: var(--radius-md);
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            margin: 0 auto 18px;
        }
        .feature-card:nth-child(2) .feature-icon {
            background: linear-gradient(135deg, #d4a84b 0%, #e8c471 100%);
        }
        .feature-card:nth-child(3) .feature-icon {
            background: linear-gradient(135deg, #3b82f6 0%, #60a5fa 100%);
        }
        .feature-card:nth-child(4) .feature-icon {
            background: linear-gradient(135deg, #10b981 0%, #34d399 100%);
        }
        .feature-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--color-text);
        }
        .feature-card p {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }

        /* ========== CATEGORY ENTRY ========== */
        .category-entry-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 24px;
        }
        .category-entry-card {
            display: grid;
            grid-template-columns: 1fr 1fr;
            min-height: 320px;
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            transition: all var(--transition-base);
            background: var(--color-surface);
            border: 1px solid var(--color-border-light);
        }
        .category-entry-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .category-entry-img {
            background-size: cover;
            background-position: center;
            min-height: 320px;
            position: relative;
        }
        .category-entry-img::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to right, transparent 60%, rgba(255,255,255,0.05) 100%);
        }
        .category-entry-body {
            padding: 40px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .category-entry-body .cat-tag {
            display: inline-block;
            background: var(--color-border-light);
            color: var(--color-accent-deep);
            padding: 5px 14px;
            border-radius: var(--radius-full);
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            margin-bottom: 14px;
            width: fit-content;
            text-transform: uppercase;
        }
        .category-entry-body h3 {
            font-size: 1.6rem;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--color-text);
        }
        .category-entry-body p {
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin-bottom: 20px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 26px;
            font-weight: 600;
            font-size: 0.93rem;
            border-radius: var(--radius-full);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--color-accent);
            color: #fff;
            box-shadow: 0 4px 14px rgba(212,168,75,0.3);
        }
        .btn-primary:hover {
            background: var(--color-accent-deep);
            color: #fff;
            box-shadow: 0 6px 20px rgba(212,168,75,0.4);
            transform: translateY(-1px);
        }
        .btn-outline {
            background: transparent;
            border: 2px solid var(--color-border);
            color: var(--color-text);
        }
        .btn-outline:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }
        .btn-lg {
            padding: 15px 32px;
            font-size: 1rem;
        }

        /* ========== NEWS LIST (CMS) ========== */
        .news-list {
            display: grid;
            grid-template-columns: 1fr;
            gap: 20px;
        }
        .news-card {
            display: grid;
            grid-template-columns: 280px 1fr;
            gap: 24px;
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-xs);
            transition: all var(--transition-base);
            min-height: 180px;
        }
        .news-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: transparent;
        }
        .news-card-img {
            background-size: cover;
            background-position: center;
            min-height: 180px;
            flex-shrink: 0;
        }
        .news-card-body {
            padding: 22px 24px 22px 0;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .news-card-meta {
            display: flex;
            gap: 14px;
            font-size: 0.8rem;
            color: var(--color-text-muted);
            margin-bottom: 8px;
            flex-wrap: wrap;
        }
        .news-card-meta .meta-cat {
            color: var(--color-accent-deep);
            font-weight: 600;
            background: rgba(212,168,75,0.08);
            padding: 2px 10px;
            border-radius: var(--radius-full);
        }
        .news-card-body h4 {
            font-size: 1.08rem;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 6px;
            color: var(--color-text);
        }
        .news-card-body h4 a {
            color: inherit;
        }
        .news-card-body h4 a:hover {
            color: var(--color-accent-deep);
        }
        .news-card-body .news-excerpt {
            font-size: 0.88rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-empty {
            text-align: center;
            padding: 60px 20px;
            color: var(--color-text-muted);
            font-size: 1rem;
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            border: 1px dashed var(--color-border);
        }

        /* ========== STATS SECTION ========== */
        .stats-section {
            position: relative;
            background: linear-gradient(135deg, rgba(9,15,31,0.9) 0%, rgba(13,27,62,0.88) 100%), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            background-blend-mode: overlay;
            color: #fff;
            padding: 60px 0;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            text-align: center;
        }
        .stat-block .stat-icon {
            font-size: 2rem;
            color: var(--color-accent-light);
            margin-bottom: 10px;
        }
        .stat-block .stat-value {
            font-size: 2.8rem;
            font-weight: 800;
            line-height: 1;
            background: linear-gradient(180deg, #fff 0%, var(--color-accent-light) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .stat-block .stat-desc {
            font-size: 0.9rem;
            color: rgba(255,255,255,0.7);
            margin-top: 6px;
        }

        /* ========== PROCESS ========== */
        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
            position: relative;
        }
        .process-step {
            text-align: center;
            position: relative;
            padding: 28px 20px;
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
        }
        .process-step:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .process-num {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.2rem;
            margin: 0 auto 16px;
        }
        .process-step h4 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 6px;
        }
        .process-step p {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--color-surface);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            border-color: var(--color-border);
            box-shadow: var(--shadow-sm);
        }
        .faq-q {
            padding: 20px 24px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            color: var(--color-text);
            user-select: none;
        }
        .faq-q i {
            transition: transform var(--transition-base);
            color: var(--color-text-muted);
            font-size: 0.85rem;
        }
        .faq-item.open .faq-q i {
            transform: rotate(180deg);
            color: var(--color-accent);
        }
        .faq-a {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-base);
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            padding: 0 24px;
        }
        .faq-item.open .faq-a {
            max-height: 300px;
            padding: 0 24px 20px;
        }

        /* ========== CTA ========== */
        .cta-section {
            position: relative;
            background: linear-gradient(135deg, rgba(13,27,62,0.92) 0%, rgba(21,42,92,0.88) 100%), url('/assets/images/backpic/back-3.png') center/cover no-repeat;
            background-blend-mode: overlay;
            color: #fff;
            text-align: center;
            padding: 80px 0;
            border-radius: var(--radius-xl);
            margin: 0 24px 70px;
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
        }
        .cta-section h2 {
            font-size: 2.2rem;
            font-weight: 800;
            margin-bottom: 12px;
        }
        .cta-section p {
            font-size: 1.05rem;
            color: rgba(255,255,255,0.75);
            margin-bottom: 28px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-section .btn-primary {
            font-size: 1.05rem;
            padding: 15px 36px;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--color-dark-bg);
            color: rgba(255,255,255,0.75);
            padding: 50px 0 28px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 36px;
        }
        .footer-brand .footer-logo {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
            display: block;
        }
        .footer-brand p {
            font-size: 0.88rem;
            line-height: 1.7;
            color: rgba(255,255,255,0.55);
        }
        .footer-col h5 {
            font-size: 0.95rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
        }
        .footer-col a {
            display: block;
            font-size: 0.85rem;
            color: rgba(255,255,255,0.55);
            padding: 4px 0;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: var(--color-accent-light);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.1);
            padding-top: 20px;
            text-align: center;
            font-size: 0.82rem;
            color: rgba(255,255,255,0.4);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .features-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .process-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .category-entry-card {
                grid-template-columns: 1fr;
                min-height: auto;
            }
            .category-entry-img {
                min-height: 220px;
            }
            .category-entry-body {
                padding: 28px;
            }
            .news-card {
                grid-template-columns: 200px 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .hero-content h1 {
                font-size: 2.3rem;
            }
            .nav-search-wrap {
                max-width: 340px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --header-height: 62px;
            }
            .nav-search-wrap {
                display: none;
            }
            .nav-links {
                display: none;
                position: absolute;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                padding: 16px 24px;
                gap: 4px;
                box-shadow: var(--shadow-lg);
                border-radius: 0 0 var(--radius-lg) var(--radius-lg);
            }
            .nav-links.show {
                display: flex;
            }
            .mobile-menu-toggle {
                display: block;
                margin-left: auto;
            }
            .hero-content h1 {
                font-size: 1.8rem;
            }
            .hero-content .hero-desc {
                font-size: 1rem;
            }
            .hero-section {
                min-height: 460px;
            }
            .hero-search-wrap {
                max-width: 100%;
            }
            .features-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            .stat-block .stat-value {
                font-size: 2rem;
            }
            .process-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .news-card {
                grid-template-columns: 1fr;
            }
            .news-card-img {
                min-height: 200px;
                width: 100%;
            }
            .news-card-body {
                padding: 16px 18px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .section {
                padding: 48px 0;
            }
            .section-header h2 {
                font-size: 1.5rem;
            }
            .cta-section {
                margin: 0 16px 48px;
                padding: 50px 20px;
                border-radius: var(--radius-lg);
            }
            .cta-section h2 {
                font-size: 1.6rem;
            }
            .hero-stats {
                gap: 20px;
            }
            .hero-stat .stat-num {
                font-size: 1.3rem;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 14px;
            }
            .hero-content h1 {
                font-size: 1.45rem;
            }
            .hero-section {
                min-height: 400px;
            }
            .hero-search-wrap input {
                padding: 12px 14px;
                font-size: 0.9rem;
            }
            .hero-search-wrap button {
                padding: 12px 16px;
                font-size: 0.85rem;
            }
            .hero-stats {
                gap: 14px;
            }
            .hero-stat .stat-num {
                font-size: 1.1rem;
            }
            .hero-stat .stat-label {
                font-size: 0.7rem;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
            .stat-block .stat-value {
                font-size: 1.6rem;
            }
            .news-card-img {
                min-height: 160px;
            }
            .feature-card {
                padding: 22px 16px;
            }
            .btn {
                padding: 10px 20px;
                font-size: 0.85rem;
            }
            .btn-lg {
                padding: 13px 24px;
                font-size: 0.93rem;
            }
            .section-header {
                margin-bottom: 32px;
            }
            .faq-q {
                padding: 16px 18px;
                font-size: 0.9rem;
            }
        }

/* roulang page: article */
:root {
            --color-primary: #1a2a4a;
            --color-primary-light: #243660;
            --color-accent: #d4943a;
            --color-accent-light: #e8b864;
            --color-accent-dark: #b07528;
            --color-bg: #f8f5f0;
            --color-surface: #ffffff;
            --color-surface-alt: #f1ede7;
            --color-text: #1c1c1c;
            --color-text-secondary: #5a5652;
            --color-text-muted: #8a8580;
            --color-border: #e0dbd4;
            --color-border-light: #ece7df;
            --color-tag-bg: #f0ebe3;
            --color-tag-text: #6b5e4a;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 3px rgba(26, 42, 74, 0.06);
            --shadow-md: 0 4px 16px rgba(26, 42, 74, 0.08);
            --shadow-lg: 0 8px 32px rgba(26, 42, 74, 0.12);
            --shadow-xl: 0 16px 48px rgba(26, 42, 74, 0.16);
            --font-heading: 'Georgia', 'Noto Serif SC', 'STSong', 'Songti SC', serif;
            --font-body: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --transition-fast: 0.15s ease;
            --transition-base: 0.25s ease;
            --transition-slow: 0.4s ease;
            --max-width: 1200px;
            --max-width-article: 780px;
            --nav-height: 72px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
        }

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

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

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

        input {
            font-family: inherit;
        }

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

        .container-narrow {
            width: 100%;
            max-width: var(--max-width-article);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--color-surface);
            border-bottom: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            height: var(--nav-height);
        }

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

        .header-logo {
            font-family: var(--font-heading);
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-primary);
            white-space: nowrap;
            letter-spacing: 0.02em;
            flex-shrink: 0;
            transition: color var(--transition-fast);
        }

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

        .header-logo .logo-icon {
            display: inline-block;
            width: 34px;
            height: 34px;
            background: var(--color-primary);
            color: #fff;
            border-radius: var(--radius-sm);
            text-align: center;
            line-height: 34px;
            font-size: 1rem;
            margin-right: 8px;
            vertical-align: middle;
            font-weight: 700;
        }

        .nav-search-wrap {
            flex: 1;
            max-width: 420px;
            position: relative;
        }

        .nav-search {
            width: 100%;
            padding: 10px 44px 10px 18px;
            border: 2px solid var(--color-border);
            border-radius: 28px;
            font-size: 0.95rem;
            background: var(--color-surface-alt);
            color: var(--color-text);
            transition: all var(--transition-base);
            outline: none;
        }

        .nav-search:focus {
            border-color: var(--color-accent);
            background: var(--color-surface);
            box-shadow: 0 0 0 4px rgba(212, 148, 58, 0.1);
        }

        .nav-search::placeholder {
            color: var(--color-text-muted);
        }

        .nav-search-btn {
            position: absolute;
            right: 8px;
            top: 50%;
            transform: translateY(-50%);
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--color-accent);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.9rem;
            transition: all var(--transition-fast);
            flex-shrink: 0;
        }

        .nav-search-btn:hover {
            background: var(--color-accent-dark);
            transform: translateY(-50%) scale(1.05);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-shrink: 0;
        }

        .nav-links a {
            padding: 8px 18px;
            border-radius: 22px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

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

        .nav-links a.active {
            background: var(--color-primary);
            color: #fff;
            font-weight: 600;
        }

        .mobile-menu-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
        }

        .mobile-menu-toggle:hover {
            background: var(--color-surface-alt);
        }

        .mobile-menu-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--color-primary);
            border-radius: 2px;
            transition: all var(--transition-base);
        }

        .mobile-menu-toggle.open span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }

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

        .mobile-menu-toggle.open span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        /* ========== ARTICLE BANNER ========== */
        .article-banner {
            position: relative;
            min-height: 420px;
            display: flex;
            align-items: flex-end;
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            border-radius: 0 0 var(--radius-xl) var(--radius-xl);
            overflow: hidden;
        }

        .article-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg,
                    rgba(26, 42, 74, 0.15) 0%,
                    rgba(26, 42, 74, 0.45) 40%,
                    rgba(26, 42, 74, 0.85) 100%);
            z-index: 1;
        }

        .article-banner-content {
            position: relative;
            z-index: 2;
            width: 100%;
            max-width: var(--max-width-article);
            margin: 0 auto;
            padding: 50px 24px;
            color: #fff;
        }

        .article-banner-tag {
            display: inline-block;
            padding: 6px 16px;
            background: var(--color-accent);
            color: #fff;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            margin-bottom: 16px;
        }

        .article-banner h1 {
            font-family: var(--font-heading);
            font-size: clamp(1.6rem, 3.5vw, 2.6rem);
            font-weight: 700;
            line-height: 1.35;
            letter-spacing: 0.01em;
            text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
        }

        .article-banner-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            margin-top: 14px;
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.85);
        }

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

        /* ========== ARTICLE BODY ========== */
        .article-main {
            padding: 48px 0 60px;
        }

        .article-card {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            padding: 48px 52px;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--color-border-light);
            margin-top: -40px;
            position: relative;
            z-index: 3;
        }

        .article-body {
            font-family: var(--font-body);
            font-size: 1.08rem;
            line-height: 1.9;
            color: var(--color-text);
        }

        .article-body p {
            margin-bottom: 1.5em;
        }

        .article-body h2 {
            font-family: var(--font-heading);
            font-size: 1.5rem;
            color: var(--color-primary);
            margin: 2em 0 0.8em;
            padding-bottom: 0.5em;
            border-bottom: 2px solid var(--color-border-light);
        }

        .article-body h3 {
            font-family: var(--font-heading);
            font-size: 1.25rem;
            color: var(--color-primary-light);
            margin: 1.6em 0 0.6em;
        }

        .article-body blockquote {
            margin: 2em 0;
            padding: 20px 28px;
            background: var(--color-surface-alt);
            border-left: 4px solid var(--color-accent);
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            font-style: italic;
            color: var(--color-text-secondary);
            font-size: 1.02rem;
        }

        .article-body ul,
        .article-body ol {
            margin: 1.2em 0;
            padding-left: 1.6em;
        }

        .article-body li {
            margin-bottom: 0.5em;
        }

        .article-body img {
            border-radius: var(--radius-md);
            margin: 1.8em 0;
        }

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

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

        .article-footer-meta {
            margin-top: 40px;
            padding-top: 24px;
            border-top: 1px solid var(--color-border-light);
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            align-items: center;
            font-size: 0.9rem;
            color: var(--color-text-muted);
        }

        .article-footer-meta .tag-group {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .article-footer-meta .tag-pill {
            padding: 5px 14px;
            background: var(--color-tag-bg);
            color: var(--color-tag-text);
            border-radius: 16px;
            font-size: 0.85rem;
            transition: all var(--transition-fast);
        }

        .article-footer-meta .tag-pill:hover {
            background: var(--color-accent);
            color: #fff;
        }

        /* ========== NOT FOUND ========== */
        .not-found-card {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            padding: 64px 40px;
            text-align: center;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--color-border-light);
        }

        .not-found-card .nf-icon {
            font-size: 3.5rem;
            margin-bottom: 20px;
            display: block;
            color: var(--color-text-muted);
        }

        .not-found-card h2 {
            font-family: var(--font-heading);
            font-size: 1.6rem;
            color: var(--color-primary);
            margin-bottom: 12px;
        }

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

        /* ========== RELATED POSTS ========== */
        .related-section {
            padding: 20px 0 60px;
        }

        .section-label {
            font-family: var(--font-heading);
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 28px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .section-label::after {
            content: '';
            flex: 1;
            height: 1px;
            background: var(--color-border);
            margin-left: 10px;
        }

        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
        }

        .related-card {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            display: flex;
            flex-direction: column;
        }

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

        .related-card-img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            display: block;
        }

        .related-card-body {
            padding: 18px 20px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .related-card-tag {
            font-size: 0.78rem;
            color: var(--color-accent-dark);
            font-weight: 600;
            letter-spacing: 0.03em;
            margin-bottom: 8px;
            text-transform: uppercase;
        }

        .related-card h4 {
            font-family: var(--font-heading);
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.4;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .related-card p {
            font-size: 0.88rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .related-card .rc-date {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            margin-top: 12px;
        }

        /* ========== CTA ========== */
        .cta-section {
            padding: 56px 0 64px;
            background: var(--color-primary);
            border-radius: var(--radius-xl);
            margin-bottom: 40px;
            text-align: center;
            color: #fff;
        }

        .cta-section h3 {
            font-family: var(--font-heading);
            font-size: 1.65rem;
            margin-bottom: 12px;
        }

        .cta-section p {
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 24px;
            font-size: 1.02rem;
        }

        .btn-cta {
            display: inline-block;
            padding: 13px 34px;
            background: var(--color-accent);
            color: #fff;
            border-radius: 28px;
            font-weight: 600;
            font-size: 1rem;
            transition: all var(--transition-base);
            letter-spacing: 0.02em;
        }

        .btn-cta:hover {
            background: var(--color-accent-light);
            transform: translateY(-2px);
            box-shadow: 0 6px 24px rgba(212, 148, 58, 0.4);
        }

        .btn-back {
            display: inline-block;
            padding: 10px 22px;
            background: var(--color-surface);
            color: var(--color-primary);
            border-radius: 24px;
            font-weight: 500;
            font-size: 0.95rem;
            transition: all var(--transition-base);
            border: 1px solid var(--color-border);
        }

        .btn-back:hover {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--color-primary);
            color: rgba(255, 255, 255, 0.85);
            padding: 48px 0 24px;
            margin-top: 20px;
            border-radius: var(--radius-xl) var(--radius-xl) 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 32px;
        }

        .footer-brand .footer-logo {
            font-family: var(--font-heading);
            font-size: 1.25rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            display: block;
        }

        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.7);
        }

        .footer-col h5 {
            font-size: 0.95rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }

        .footer-col a {
            display: block;
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.7);
            padding: 5px 0;
            transition: all var(--transition-fast);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding-top: 20px;
            text-align: center;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.5);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .article-card {
                padding: 36px 30px;
            }

            .nav-search-wrap {
                max-width: 280px;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                gap: 12px;
            }

            .nav-links {
                position: fixed;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: var(--color-surface);
                flex-direction: column;
                padding: 16px 24px;
                gap: 4px;
                border-bottom: 2px solid var(--color-border-light);
                box-shadow: var(--shadow-lg);
                transform: translateY(-120%);
                opacity: 0;
                pointer-events: none;
                transition: all var(--transition-base);
                z-index: 999;
            }

            .nav-links.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }

            .nav-links a {
                width: 100%;
                text-align: center;
                padding: 12px;
                border-radius: var(--radius-md);
            }

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

            .nav-search-wrap {
                max-width: 200px;
            }

            .article-banner {
                min-height: 300px;
                border-radius: 0 0 var(--radius-md) var(--radius-md);
            }

            .article-banner-content {
                padding: 40px 18px;
            }

            .article-card {
                padding: 28px 20px;
                margin-top: -24px;
                border-radius: var(--radius-md);
            }

            .article-body {
                font-size: 1rem;
            }

            .related-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

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

            .cta-section {
                padding: 40px 20px;
                border-radius: var(--radius-md);
            }

            .section-label {
                font-size: 1.3rem;
            }
        }

        @media (max-width: 520px) {
            .header-logo {
                font-size: 1.1rem;
            }

            .header-logo .logo-icon {
                width: 28px;
                height: 28px;
                line-height: 28px;
                font-size: 0.85rem;
                margin-right: 4px;
            }

            .nav-search-wrap {
                max-width: 140px;
            }

            .nav-search {
                padding: 8px 36px 8px 12px;
                font-size: 0.85rem;
            }

            .article-banner {
                min-height: 240px;
            }

            .article-banner h1 {
                font-size: 1.35rem;
            }

            .article-banner-meta {
                font-size: 0.8rem;
                gap: 10px;
            }

            .article-card {
                padding: 20px 14px;
                margin-top: -18px;
            }

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

            .article-body blockquote {
                padding: 14px 16px;
                font-size: 0.95rem;
            }

            .article-footer-meta {
                gap: 8px;
            }

            .cta-section h3 {
                font-size: 1.3rem;
            }
        }

/* roulang page: category1 */
:root {
            --color-primary: #1a1f36;
            --color-primary-light: #252b45;
            --color-accent: #c9a96e;
            --color-accent-light: #d9bc8a;
            --color-accent-dark: #b8944f;
            --color-bg: #fafaf8;
            --color-bg-alt: #f0ede6;
            --color-bg-dark: #1a1f36;
            --color-text: #2c2c2c;
            --color-text-light: #5a5a5a;
            --color-text-muted: #8a8a8a;
            --color-text-on-dark: #e8e6e0;
            --color-border: #e0dcd4;
            --color-border-light: #ede9e0;
            --color-white: #ffffff;
            --color-tag-bg: #f5f1ea;
            --color-tag-text: #8b7355;
            --color-highlight: #e8a838;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
            --shadow-md: 0 4px 16px rgba(0,0,0,0.08), 0 2px 6px rgba(0,0,0,0.04);
            --shadow-lg: 0 8px 30px rgba(0,0,0,0.10), 0 3px 10px rgba(0,0,0,0.05);
            --shadow-xl: 0 14px 40px rgba(0,0,0,0.12), 0 5px 16px rgba(0,0,0,0.06);
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s ease;
            --transition-slow: 0.4s ease;
            --font-serif: 'Georgia', 'Times New Roman', 'Noto Serif SC', serif;
            --font-sans: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --max-width: 1240px;
            --nav-height: 68px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background: var(--color-bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

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

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

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

        button {
            cursor: pointer;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 28px;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255,255,255,0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--color-border-light);
            height: var(--nav-height);
            display: flex;
            align-items: center;
            transition: box-shadow var(--transition-base);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            width: 100%;
        }
        .logo-area {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-accent);
            font-weight: 700;
            font-size: 18px;
            letter-spacing: -0.5px;
            flex-shrink: 0;
        }
        .logo-text {
            font-family: var(--font-serif);
            font-size: 20px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .search-bar-wrap {
            flex: 1;
            max-width: 420px;
            position: relative;
        }
        .search-bar-wrap input {
            width: 100%;
            height: 42px;
            border-radius: 22px;
            border: 1.5px solid var(--color-border);
            background: var(--color-bg);
            padding: 0 44px 0 18px;
            font-size: 14px;
            color: var(--color-text);
            transition: all var(--transition-base);
        }
        .search-bar-wrap input:focus {
            border-color: var(--color-accent);
            background: var(--color-white);
            box-shadow: 0 0 0 3px rgba(201,169,110,0.12);
        }
        .search-bar-wrap input::placeholder {
            color: var(--color-text-muted);
        }
        .search-icon-btn {
            position: absolute;
            right: 6px;
            top: 50%;
            transform: translateY(-50%);
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--color-accent);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            transition: all var(--transition-fast);
        }
        .search-icon-btn:hover {
            background: var(--color-accent-dark);
            transform: translateY(-50%) scale(1.05);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-shrink: 0;
        }
        .nav-links a {
            display: inline-flex;
            align-items: center;
            padding: 8px 18px;
            border-radius: 20px;
            font-size: 14.5px;
            font-weight: 500;
            color: var(--color-text-light);
            transition: all var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.3px;
        }
        .nav-links a:hover {
            color: var(--color-primary);
            background: var(--color-bg-alt);
        }
        .nav-links a.active {
            color: var(--color-white);
            background: var(--color-primary);
            font-weight: 600;
            box-shadow: var(--shadow-sm);
        }
        .mobile-menu-toggle {
            display: none;
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            border: 1.5px solid var(--color-border);
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--color-text);
            flex-shrink: 0;
            transition: all var(--transition-fast);
        }
        .mobile-menu-toggle:hover {
            background: var(--color-bg-alt);
        }

        /* ========== CATEGORY HERO ========== */
        .category-hero {
            position: relative;
            min-height: 340px;
            display: flex;
            align-items: center;
            overflow: hidden;
            background: var(--color-bg-dark);
        }
        .category-hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            opacity: 0.35;
            filter: brightness(0.7);
        }
        .category-hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(26,31,54,0.75) 0%, rgba(26,31,54,0.92) 100%);
        }
        .category-hero-content {
            position: relative;
            z-index: 2;
            padding: 60px 0;
            width: 100%;
        }
        .category-breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--color-text-on-dark);
            opacity: 0.75;
            margin-bottom: 16px;
            flex-wrap: wrap;
        }
        .category-breadcrumb a {
            color: var(--color-accent-light);
            transition: color var(--transition-fast);
        }
        .category-breadcrumb a:hover {
            color: var(--color-accent);
        }
        .category-breadcrumb .sep {
            opacity: 0.5;
            font-size: 11px;
        }
        .category-hero-title {
            font-family: var(--font-serif);
            font-size: 42px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 1px;
            margin-bottom: 12px;
        }
        .category-hero-desc {
            font-size: 16px;
            color: var(--color-text-on-dark);
            opacity: 0.85;
            max-width: 600px;
            line-height: 1.7;
        }
        .category-hero-meta {
            display: flex;
            align-items: center;
            gap: 20px;
            margin-top: 18px;
            font-size: 13px;
            color: var(--color-text-on-dark);
            opacity: 0.7;
            flex-wrap: wrap;
        }
        .category-hero-meta span {
            display: flex;
            align-items: center;
            gap: 5px;
        }

        /* ========== SECTION COMMONS ========== */
        .section {
            padding: 56px 0;
        }
        .section-alt {
            background: var(--color-bg-alt);
        }
        .section-dark {
            background: var(--color-bg-dark);
            color: var(--color-text-on-dark);
        }
        .section-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 16px;
            margin-bottom: 32px;
            flex-wrap: wrap;
        }
        .section-title {
            font-family: var(--font-serif);
            font-size: 28px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            position: relative;
            padding-left: 16px;
        }
        .section-title::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 4px;
            height: 26px;
            border-radius: 2px;
            background: var(--color-accent);
        }
        .section-dark .section-title {
            color: #fff;
        }
        .section-subtitle {
            font-size: 14px;
            color: var(--color-text-muted);
            letter-spacing: 0.3px;
        }
        .section-dark .section-subtitle {
            color: var(--color-text-on-dark);
            opacity: 0.7;
        }
        .view-all-link {
            font-size: 14px;
            font-weight: 500;
            color: var(--color-accent-dark);
            display: flex;
            align-items: center;
            gap: 5px;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .view-all-link:hover {
            color: var(--color-accent);
            gap: 8px;
        }
        .view-all-link .arrow {
            transition: transform var(--transition-fast);
        }
        .view-all-link:hover .arrow {
            transform: translateX(3px);
        }

        /* ========== FEATURED CARDS ========== */
        .featured-grid {
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 24px;
        }
        .featured-card {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: var(--color-white);
            box-shadow: var(--shadow-md);
            transition: all var(--transition-slow);
            cursor: pointer;
            display: flex;
            flex-direction: column;
        }
        .featured-card:hover {
            box-shadow: var(--shadow-xl);
            transform: translateY(-3px);
        }
        .featured-card-img {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--color-bg-alt);
        }
        .featured-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .featured-card:hover .featured-card-img img {
            transform: scale(1.04);
        }
        .featured-card-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            padding: 5px 13px;
            border-radius: 14px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.5px;
            background: var(--color-accent);
            color: #fff;
            z-index: 2;
        }
        .featured-card-badge.hot {
            background: #e0453a;
        }
        .featured-card-body {
            padding: 20px 22px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .featured-card-body h3 {
            font-family: var(--font-serif);
            font-size: 20px;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.4;
            margin-bottom: 8px;
        }
        .featured-card-body p {
            font-size: 14px;
            color: var(--color-text-light);
            line-height: 1.6;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .featured-card-footer {
            display: flex;
            align-items: center;
            gap: 14px;
            margin-top: 12px;
            font-size: 12px;
            color: var(--color-text-muted);
        }
        .featured-card-footer .tag {
            padding: 3px 10px;
            border-radius: 11px;
            background: var(--color-tag-bg);
            color: var(--color-tag-text);
            font-weight: 500;
            font-size: 11px;
        }

        /* ========== ARTICLE CARDS GRID ========== */
        .articles-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .article-card {
            background: var(--color-white);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            cursor: pointer;
            display: flex;
            flex-direction: column;
        }
        .article-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }
        .article-card-img {
            aspect-ratio: 16 / 10;
            overflow: hidden;
            background: var(--color-bg-alt);
            position: relative;
        }
        .article-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .article-card:hover .article-card-img img {
            transform: scale(1.05);
        }
        .article-card-tag {
            position: absolute;
            top: 10px;
            right: 10px;
            padding: 4px 10px;
            border-radius: 10px;
            font-size: 11px;
            font-weight: 500;
            background: rgba(26,31,54,0.8);
            color: #fff;
            z-index: 1;
            letter-spacing: 0.3px;
        }
        .article-card-body {
            padding: 16px 18px 18px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .article-card-body h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-primary);
            line-height: 1.45;
            margin-bottom: 6px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .article-card-body .excerpt {
            font-size: 13px;
            color: var(--color-text-light);
            line-height: 1.55;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .article-card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-top: 10px;
            font-size: 12px;
            color: var(--color-text-muted);
            gap: 8px;
        }

        /* ========== DEEP READ ALT BLOCKS ========== */
        .deep-read-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
            padding: 20px 0;
        }
        .deep-read-row.reverse {
            direction: rtl;
        }
        .deep-read-row.reverse > * {
            direction: ltr;
        }
        .deep-read-img {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            aspect-ratio: 4 / 3;
            background: var(--color-bg-alt);
        }
        .deep-read-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .deep-read-img:hover img {
            transform: scale(1.03);
        }
        .deep-read-text h3 {
            font-family: var(--font-serif);
            font-size: 24px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 14px;
            line-height: 1.4;
        }
        .deep-read-text p {
            font-size: 15px;
            color: var(--color-text-light);
            line-height: 1.75;
            margin-bottom: 16px;
        }
        .deep-read-text .read-more-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 22px;
            border-radius: 22px;
            font-size: 14px;
            font-weight: 500;
            background: var(--color-primary);
            color: #fff;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
        }
        .deep-read-text .read-more-btn:hover {
            background: var(--color-primary-light);
            box-shadow: var(--shadow-md);
        }

        /* ========== TAG CLOUD ========== */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
        }
        .tag-cloud .tag-item {
            padding: 8px 18px;
            border-radius: 20px;
            font-size: 14px;
            font-weight: 500;
            background: var(--color-white);
            color: var(--color-text);
            border: 1.5px solid var(--color-border);
            transition: all var(--transition-fast);
            cursor: pointer;
            letter-spacing: 0.3px;
        }
        .tag-cloud .tag-item:hover {
            border-color: var(--color-accent);
            color: var(--color-accent-dark);
            background: #fdfaf4;
            box-shadow: var(--shadow-sm);
        }
        .tag-cloud .tag-item.large {
            font-size: 16px;
            padding: 10px 22px;
            font-weight: 600;
        }
        .section-dark .tag-cloud .tag-item {
            background: rgba(255,255,255,0.06);
            border-color: rgba(255,255,255,0.2);
            color: var(--color-text-on-dark);
        }
        .section-dark .tag-cloud .tag-item:hover {
            background: rgba(255,255,255,0.14);
            border-color: var(--color-accent);
            color: var(--color-accent-light);
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: linear-gradient(135deg, var(--color-primary) 0%, #252d4a 100%);
            color: #fff;
            text-align: center;
            padding: 52px 0;
        }
        .cta-section h3 {
            font-family: var(--font-serif);
            font-size: 26px;
            font-weight: 700;
            margin-bottom: 10px;
            letter-spacing: 0.5px;
        }
        .cta-section p {
            font-size: 15px;
            opacity: 0.85;
            max-width: 500px;
            margin: 0 auto 22px;
            line-height: 1.6;
        }
        .cta-subscribe {
            display: flex;
            gap: 10px;
            max-width: 440px;
            margin: 0 auto;
        }
        .cta-subscribe input {
            flex: 1;
            height: 46px;
            border-radius: 23px;
            padding: 0 18px;
            font-size: 14px;
            background: rgba(255,255,255,0.1);
            border: 1.5px solid rgba(255,255,255,0.25);
            color: #fff;
            transition: all var(--transition-base);
        }
        .cta-subscribe input::placeholder {
            color: rgba(255,255,255,0.5);
        }
        .cta-subscribe input:focus {
            border-color: var(--color-accent);
            background: rgba(255,255,255,0.16);
            box-shadow: 0 0 0 3px rgba(201,169,110,0.2);
        }
        .cta-subscribe button {
            height: 46px;
            padding: 0 26px;
            border-radius: 23px;
            font-weight: 600;
            font-size: 14px;
            background: var(--color-accent);
            color: #fff;
            letter-spacing: 0.5px;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .cta-subscribe button:hover {
            background: var(--color-accent-light);
            box-shadow: var(--shadow-md);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #141829;
            color: var(--color-text-on-dark);
            padding: 44px 0 24px;
            font-size: 14px;
            margin-top: auto;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 28px;
        }
        .footer-logo {
            font-family: var(--font-serif);
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            display: block;
            margin-bottom: 10px;
            letter-spacing: 0.5px;
        }
        .footer-brand p {
            opacity: 0.7;
            line-height: 1.7;
            font-size: 13px;
        }
        .footer-col h5 {
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }
        .footer-col a {
            display: block;
            color: rgba(255,255,255,0.65);
            padding: 4px 0;
            font-size: 13px;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: var(--color-accent-light);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.1);
            padding-top: 18px;
            text-align: center;
            font-size: 12px;
            opacity: 0.6;
            letter-spacing: 0.3px;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .featured-grid {
                grid-template-columns: 1fr;
            }
            .articles-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .deep-read-row {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .deep-read-row.reverse {
                direction: ltr;
            }
            .search-bar-wrap {
                max-width: 260px;
            }
            .nav-links a {
                padding: 7px 13px;
                font-size: 13.5px;
            }
            .logo-text {
                font-size: 18px;
            }
            .category-hero-title {
                font-size: 32px;
            }
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
            .header-inner {
                gap: 12px;
            }
            .search-bar-wrap {
                max-width: 180px;
            }
            .search-bar-wrap input {
                font-size: 13px;
                height: 38px;
                padding: 0 36px 0 12px;
            }
            .search-icon-btn {
                width: 28px;
                height: 28px;
                font-size: 12px;
                right: 4px;
            }
            .nav-links {
                display: none;
            }
            .nav-links.open {
                display: flex;
                flex-direction: column;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: var(--color-white);
                border-bottom: 2px solid var(--color-border);
                padding: 12px 16px;
                gap: 2px;
                box-shadow: var(--shadow-lg);
                border-radius: 0 0 var(--radius-md) var(--radius-md);
            }
            .nav-links.open a {
                width: 100%;
                text-align: center;
                border-radius: var(--radius-sm);
                padding: 10px;
            }
            .mobile-menu-toggle {
                display: flex;
            }
            .articles-grid {
                grid-template-columns: 1fr;
            }
            .section {
                padding: 36px 0;
            }
            .section-title {
                font-size: 22px;
            }
            .category-hero {
                min-height: 260px;
            }
            .category-hero-title {
                font-size: 26px;
            }
            .category-hero-desc {
                font-size: 14px;
            }
            .featured-card-body h3 {
                font-size: 17px;
            }
            .deep-read-text h3 {
                font-size: 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 22px;
            }
            .cta-subscribe {
                flex-direction: column;
                padding: 0 16px;
            }
            .tag-cloud .tag-item {
                font-size: 12px;
                padding: 6px 13px;
            }
            .logo-text {
                font-size: 16px;
            }
            .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 15px;
            }
        }

        @media (max-width: 520px) {
            .search-bar-wrap {
                max-width: 130px;
            }
            .search-bar-wrap input {
                font-size: 12px;
            }
            .category-hero-title {
                font-size: 22px;
            }
            .section-title {
                font-size: 19px;
            }
            .featured-card-body h3 {
                font-size: 15px;
            }
            .deep-read-text h3 {
                font-size: 18px;
            }
            .cta-section h3 {
                font-size: 21px;
            }
        }