/* roulang page: index */
:root {
            --sidebar-width: 250px;
            --sidebar-bg: #0b1a30;
            --sidebar-bg-hover: #132744;
            --sidebar-text: #b0c4d8;
            --sidebar-text-active: #ffffff;
            --sidebar-accent: #f04e23;
            --primary: #1a3c6e;
            --primary-light: #2a5298;
            --primary-dark: #0f2444;
            --accent: #f04e23;
            --accent-hover: #d43d18;
            --accent-light: #fff0ec;
            --bg: #f6f8fb;
            --surface: #ffffff;
            --surface-alt: #f0f3f8;
            --text: #1e293b;
            --text-heading: #0f172a;
            --text-muted: #64748b;
            --text-light: #94a3b8;
            --border: #e2e8f0;
            --border-light: #f1f5f9;
            --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
            --shadow: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.06);
            --shadow-md: 0 4px 12px rgba(0,0,0,0.08), 0 2px 4px rgba(0,0,0,0.04);
            --shadow-lg: 0 12px 40px rgba(0,0,0,0.1), 0 4px 12px rgba(0,0,0,0.05);
            --shadow-xl: 0 20px 60px rgba(0,0,0,0.12), 0 8px 20px rgba(0,0,0,0.06);
            --radius-xs: 6px;
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-2xl: 24px;
            --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Inter', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --mobile-nav-height: 60px;
        }

        *, *::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(--text);
            background: var(--bg);
            display: flex;
            min-height: 100vh;
            overflow-x: hidden;
        }

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

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

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

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

        ul, ol {
            list-style: none;
        }

        h1, h2, h3, h4, h5, h6 {
            color: var(--text-heading);
            line-height: 1.25;
            font-weight: 700;
        }

        /* ========== SIDEBAR NAVIGATION ========== */
        .sidebar {
            position: fixed;
            top: 0;
            left: 0;
            width: var(--sidebar-width);
            height: 100vh;
            background: var(--sidebar-bg);
            z-index: 1000;
            display: flex;
            flex-direction: column;
            transition: transform var(--transition-slow), box-shadow var(--transition-slow);
            box-shadow: 2px 0 20px rgba(0,0,0,0.15);
            overflow-y: auto;
        }

        .sidebar-logo {
            padding: 28px 24px 20px;
            border-bottom: 1px solid rgba(255,255,255,0.08);
            flex-shrink: 0;
        }

        .sidebar-logo a {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.25rem;
            font-weight: 800;
            color: #ffffff;
            letter-spacing: -0.01em;
            white-space: nowrap;
        }

        .sidebar-logo .logo-icon {
            width: 40px;
            height: 40px;
            background: var(--accent);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: #fff;
            flex-shrink: 0;
            font-weight: 900;
        }

        .sidebar-nav {
            flex: 1;
            padding: 16px 16px 0;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .sidebar-nav a {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 16px;
            border-radius: var(--radius);
            color: var(--sidebar-text);
            font-weight: 500;
            font-size: 0.95rem;
            transition: all var(--transition);
            white-space: nowrap;
            position: relative;
        }

        .sidebar-nav a i {
            width: 20px;
            text-align: center;
            font-size: 1rem;
            flex-shrink: 0;
        }

        .sidebar-nav a:hover {
            background: var(--sidebar-bg-hover);
            color: #e0e8f0;
        }

        .sidebar-nav a.active {
            background: rgba(240, 78, 35, 0.15);
            color: #ffffff;
            font-weight: 600;
            box-shadow: inset 3px 0 0 var(--accent);
        }

        .sidebar-nav a.active::before {
            content: '';
            position: absolute;
            left: -16px;
            top: 8px;
            bottom: 8px;
            width: 3px;
            background: var(--accent);
            border-radius: 0 3px 3px 0;
        }

        .sidebar-nav a.active i {
            color: var(--accent);
        }

        .sidebar-footer {
            padding: 20px 24px;
            border-top: 1px solid rgba(255,255,255,0.08);
            flex-shrink: 0;
        }

        .sidebar-footer .sidebar-tag {
            display: inline-block;
            padding: 5px 12px;
            background: rgba(240,78,35,0.2);
            color: #fca5a5;
            border-radius: 20px;
            font-size: 0.78rem;
            font-weight: 500;
            letter-spacing: 0.02em;
        }

        .sidebar-footer .sidebar-copyright {
            color: rgba(255,255,255,0.35);
            font-size: 0.72rem;
            margin-top: 8px;
            line-height: 1.4;
        }

        /* ========== MAIN CONTENT AREA ========== */
        .main-content {
            flex: 1;
            margin-left: var(--sidebar-width);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            transition: margin-left var(--transition-slow);
        }

        /* ========== MOBILE NAV TOGGLE ========== */
        .mobile-nav-toggle {
            display: none;
            position: fixed;
            top: 14px;
            left: 14px;
            z-index: 1100;
            width: 44px;
            height: 44px;
            background: var(--sidebar-bg);
            border-radius: var(--radius);
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.3rem;
            box-shadow: var(--shadow-md);
            transition: all var(--transition);
        }

        .mobile-nav-toggle:hover {
            background: #132744;
        }

        .sidebar-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0,0,0,0.55);
            z-index: 999;
            opacity: 0;
            transition: opacity var(--transition-slow);
            pointer-events: none;
        }

        .sidebar-overlay.open {
            opacity: 1;
            pointer-events: auto;
        }

        /* ========== CONTAINER ========== */
        .container {
            max-width: 1100px;
            margin: 0 auto;
            padding: 0 40px;
        }

        .container-wide {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 40px;
        }

        .container-narrow {
            max-width: 820px;
            margin: 0 auto;
            padding: 0 40px;
        }

        /* ========== SECTION SPACING ========== */
        .section {
            padding: 80px 0;
        }

        .section-sm {
            padding: 50px 0;
        }

        .section-lg {
            padding: 100px 0;
        }

        .section-header {
            text-align: center;
            margin-bottom: 50px;
        }

        .section-header h2 {
            font-size: 2.2rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            margin-bottom: 12px;
        }

        .section-header .section-subtitle {
            color: var(--text-muted);
            font-size: 1.05rem;
            max-width: 560px;
            margin: 0 auto;
            line-height: 1.6;
        }

        .section-badge {
            display: inline-block;
            padding: 6px 16px;
            background: var(--accent-light);
            color: var(--accent);
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.03em;
            margin-bottom: 16px;
        }

        /* ========== HERO SECTION ========== */
        .hero {
            position: relative;
            background: linear-gradient(135deg, #0b1a30 0%, #132744 30%, #0f2444 60%, #0b1a30 100%);
            min-height: 580px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            opacity: 0.3;
            mix-blend-mode: overlay;
            z-index: 0;
        }

        .hero-pattern {
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 70% 30%, rgba(240,78,35,0.12) 0%, transparent 60%),
                        radial-gradient(ellipse at 30% 70%, rgba(42,82,152,0.2) 0%, transparent 50%);
            z-index: 1;
        }

        .hero .container {
            position: relative;
            z-index: 2;
            padding-top: 60px;
            padding-bottom: 60px;
        }

        .hero-content {
            max-width: 640px;
        }

        .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 18px;
            background: rgba(255,255,255,0.08);
            border: 1px solid rgba(255,255,255,0.15);
            border-radius: 30px;
            color: #e0e8f0;
            font-size: 0.9rem;
            font-weight: 500;
            margin-bottom: 24px;
            backdrop-filter: blur(10px);
        }

        .hero-tag .dot {
            width: 8px;
            height: 8px;
            background: var(--accent);
            border-radius: 50%;
            animation: pulse-dot 2s ease-in-out infinite;
        }

        @keyframes pulse-dot {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.5; transform: scale(1.5); }
        }

        .hero h1 {
            font-size: 3.2rem;
            font-weight: 900;
            color: #ffffff;
            letter-spacing: -0.03em;
            line-height: 1.15;
            margin-bottom: 20px;
        }

        .hero h1 .highlight {
            background: linear-gradient(135deg, #f04e23, #ff7b50);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero p {
            font-size: 1.15rem;
            color: #b0c4d8;
            line-height: 1.7;
            margin-bottom: 32px;
            max-width: 500px;
        }

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

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 0.95rem;
            letter-spacing: 0.01em;
            transition: all var(--transition);
            white-space: nowrap;
            cursor: pointer;
            border: 2px solid transparent;
        }

        .btn-primary {
            background: var(--accent);
            color: #fff;
            border-color: var(--accent);
            box-shadow: 0 4px 16px rgba(240,78,35,0.35);
        }

        .btn-primary:hover {
            background: var(--accent-hover);
            border-color: var(--accent-hover);
            box-shadow: 0 6px 24px rgba(240,78,35,0.45);
            transform: translateY(-2px);
        }

        .btn-outline {
            background: transparent;
            color: #ffffff;
            border-color: rgba(255,255,255,0.35);
        }

        .btn-outline:hover {
            background: rgba(255,255,255,0.08);
            border-color: rgba(255,255,255,0.6);
            transform: translateY(-2px);
        }

        .btn-sm {
            padding: 10px 20px;
            font-size: 0.85rem;
            border-radius: 24px;
        }

        .btn-lg {
            padding: 16px 34px;
            font-size: 1rem;
            border-radius: 34px;
        }

        .hero-stats {
            display: flex;
            gap: 40px;
            margin-top: 40px;
            flex-wrap: wrap;
        }

        .hero-stat {
            display: flex;
            flex-direction: column;
        }

        .hero-stat .stat-number {
            font-size: 2rem;
            font-weight: 800;
            color: #ffffff;
            letter-spacing: -0.02em;
        }

        .hero-stat .stat-label {
            font-size: 0.85rem;
            color: #8a9bb5;
            margin-top: 2px;
        }

        /* ========== FEATURES SECTION ========== */
        .features-section {
            background: var(--surface);
        }

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

        .feature-card {
            background: var(--bg);
            border-radius: var(--radius-lg);
            padding: 36px 28px;
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }

        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--accent), var(--primary-light));
            opacity: 0;
            transition: opacity var(--transition);
        }

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

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

        .feature-icon {
            width: 56px;
            height: 56px;
            border-radius: var(--radius);
            background: var(--accent-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--accent);
            margin-bottom: 20px;
            transition: all var(--transition);
        }

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

        .feature-card h3 {
            font-size: 1.2rem;
            margin-bottom: 10px;
            font-weight: 700;
        }

        .feature-card p {
            color: var(--text-muted);
            font-size: 0.93rem;
            line-height: 1.65;
        }

        /* ========== CATEGORY ENTRY SECTION ========== */
        .category-section {
            background: var(--surface-alt);
        }

        .category-cards {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 28px;
        }

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

        .category-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-xl);
        }

        .category-card-img {
            width: 100%;
            height: 220px;
            object-fit: cover;
            display: block;
        }

        .category-card-body {
            padding: 28px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .category-card-tag {
            display: inline-block;
            padding: 4px 12px;
            background: var(--accent-light);
            color: var(--accent);
            border-radius: 14px;
            font-size: 0.78rem;
            font-weight: 600;
            margin-bottom: 12px;
            align-self: flex-start;
        }

        .category-card h3 {
            font-size: 1.25rem;
            margin-bottom: 8px;
            font-weight: 700;
        }

        .category-card p {
            color: var(--text-muted);
            font-size: 0.9rem;
            line-height: 1.6;
            margin-bottom: 18px;
            flex: 1;
        }

        .category-card .btn {
            align-self: flex-start;
        }

        /* ========== STATS SECTION ========== */
        .stats-section {
            background: var(--primary-dark);
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .stats-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 50% 50%, rgba(240,78,35,0.08) 0%, transparent 70%);
            pointer-events: none;
        }

        .stats-section .section-header h2 {
            color: #fff;
        }

        .stats-section .section-subtitle {
            color: #b0c4d8;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            text-align: center;
            position: relative;
            z-index: 1;
        }

        .stat-card {
            padding: 30px 20px;
            background: rgba(255,255,255,0.05);
            border-radius: var(--radius-lg);
            border: 1px solid rgba(255,255,255,0.08);
            transition: all var(--transition);
        }

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

        .stat-card .stat-icon {
            font-size: 2rem;
            margin-bottom: 12px;
            color: var(--accent);
        }

        .stat-card .stat-value {
            font-size: 2.5rem;
            font-weight: 900;
            letter-spacing: -0.02em;
            margin-bottom: 4px;
        }

        .stat-card .stat-desc {
            font-size: 0.9rem;
            color: #8a9bb5;
            font-weight: 500;
        }

        /* ========== NEWS SECTION (CMS) ========== */
        .news-section {
            background: var(--surface);
        }

        .news-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .news-card {
            background: var(--bg);
            border-radius: var(--radius-lg);
            padding: 28px;
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .news-card:hover {
            box-shadow: var(--shadow-md);
            border-color: transparent;
            transform: translateY(-3px);
        }

        .news-card .news-meta {
            display: flex;
            gap: 12px;
            align-items: center;
            font-size: 0.82rem;
            color: var(--text-muted);
        }

        .news-card .news-category {
            padding: 3px 10px;
            background: var(--accent-light);
            color: var(--accent);
            border-radius: 12px;
            font-weight: 600;
            font-size: 0.75rem;
            white-space: nowrap;
        }

        .news-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            line-height: 1.4;
        }

        .news-card h3 a {
            color: var(--text-heading);
            transition: color var(--transition);
        }

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

        .news-card .news-excerpt {
            color: var(--text-muted);
            font-size: 0.9rem;
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-card .news-link {
            font-weight: 600;
            font-size: 0.88rem;
            color: var(--accent);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap var(--transition);
        }

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

        .news-empty {
            text-align: center;
            padding: 60px 20px;
            color: var(--text-muted);
            font-size: 1rem;
            grid-column: 1 / -1;
            background: var(--bg);
            border-radius: var(--radius-lg);
        }

        /* ========== PROCESS SECTION ========== */
        .process-section {
            background: var(--surface-alt);
        }

        .process-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            position: relative;
        }

        .process-steps::before {
            content: '';
            position: absolute;
            top: 36px;
            left: 80px;
            right: 80px;
            height: 2px;
            background: var(--border);
            z-index: 0;
            display: none;
        }

        .process-step {
            text-align: center;
            position: relative;
            z-index: 1;
            padding: 0 10px;
        }

        .process-step .step-number {
            width: 72px;
            height: 72px;
            border-radius: 50%;
            background: var(--surface);
            border: 3px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--primary);
            margin: 0 auto 18px;
            transition: all var(--transition);
            position: relative;
        }

        .process-step:hover .step-number {
            border-color: var(--accent);
            background: var(--accent-light);
            box-shadow: var(--shadow-md);
            transform: scale(1.08);
        }

        .process-step h4 {
            font-size: 1.05rem;
            margin-bottom: 6px;
            font-weight: 700;
        }

        .process-step p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.5;
        }

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

        .faq-list {
            max-width: 760px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

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

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

        .faq-question {
            padding: 20px 24px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            color: var(--text-heading);
            transition: color var(--transition);
            user-select: none;
        }

        .faq-question:hover {
            color: var(--accent);
        }

        .faq-question .faq-icon {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--surface);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.75rem;
            transition: all var(--transition);
            flex-shrink: 0;
            color: var(--text-muted);
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
        }

        .faq-item.open .faq-answer {
            max-height: 200px;
        }

        .faq-answer-inner {
            padding: 0 24px 20px;
            color: var(--text-muted);
            font-size: 0.92rem;
            line-height: 1.7;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: linear-gradient(135deg, #0b1a30, #1a3c6e);
            color: #fff;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 50% 30%, rgba(240,78,35,0.1) 0%, transparent 60%);
            pointer-events: none;
        }

        .cta-section .container {
            position: relative;
            z-index: 1;
        }

        .cta-section h2 {
            font-size: 2.2rem;
            color: #fff;
            font-weight: 800;
            margin-bottom: 14px;
            letter-spacing: -0.02em;
        }

        .cta-section p {
            color: #b0c4d8;
            font-size: 1.05rem;
            margin-bottom: 30px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-section .btn-primary {
            box-shadow: 0 6px 28px rgba(240,78,35,0.4);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #0b1a30;
            color: #b0c4d8;
            padding: 50px 0 30px;
            margin-top: auto;
        }

        .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: 800;
            color: #ffffff;
            margin-bottom: 10px;
            letter-spacing: -0.01em;
        }

        .footer-brand p {
            font-size: 0.88rem;
            color: #8a9bb5;
            line-height: 1.6;
            max-width: 300px;
        }

        .footer-links h4 {
            color: #ffffff;
            font-size: 0.95rem;
            font-weight: 600;
            margin-bottom: 16px;
            letter-spacing: 0.01em;
        }

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

        .footer-links a {
            font-size: 0.88rem;
            color: #8a9bb5;
            transition: color var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.08);
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.82rem;
            color: #6b7d95;
        }

        /* ========== RESPONSIVE ========== */
        @media (min-width: 769px) {
            .process-steps::before {
                display: block;
            }
        }

        @media (max-width: 1024px) {
            :root {
                --sidebar-width: 220px;
            }

            .hero h1 {
                font-size: 2.5rem;
            }

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

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

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

            .process-steps {
                grid-template-columns: repeat(2, 1fr);
                gap: 30px;
            }

            .category-cards {
                grid-template-columns: 1fr;
                max-width: 500px;
                margin: 0 auto;
            }

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

            .container, .container-wide, .container-narrow {
                padding: 0 28px;
            }

            .section {
                padding: 60px 0;
            }

            .section-lg {
                padding: 70px 0;
            }
        }

        @media (max-width: 768px) {
            body {
                flex-direction: column;
            }

            .sidebar {
                transform: translateX(-100%);
                box-shadow: none;
                width: 280px;
            }

            .sidebar.open {
                transform: translateX(0);
                box-shadow: 4px 0 30px rgba(0,0,0,0.3);
            }

            .sidebar-overlay {
                display: block;
            }

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

            .main-content {
                margin-left: 0;
                padding-top: 0;
            }

            .hero {
                min-height: 480px;
            }

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

            .hero p {
                font-size: 1rem;
            }

            .hero-stats {
                gap: 20px;
                margin-top: 28px;
            }

            .hero-stat .stat-number {
                font-size: 1.5rem;
            }

            .features-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }

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

            .stat-card .stat-value {
                font-size: 1.8rem;
            }

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

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

            .process-step .step-number {
                width: 56px;
                height: 56px;
                font-size: 1.2rem;
            }

            .category-cards {
                grid-template-columns: 1fr;
                max-width: 450px;
                margin: 0 auto;
            }

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

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

            .section-header h2 {
                font-size: 1.6rem;
            }

            .section-header {
                margin-bottom: 32px;
            }

            .container, .container-wide, .container-narrow {
                padding: 0 20px;
            }

            .section {
                padding: 50px 0;
            }

            .section-lg {
                padding: 55px 0;
            }

            .hero .container {
                padding-top: 50px;
                padding-bottom: 50px;
            }

            .hero-buttons {
                flex-direction: column;
                gap: 10px;
            }

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

            .cta-section h2 {
                font-size: 1.6rem;
            }
        }

        @media (max-width: 520px) {
            .hero h1 {
                font-size: 1.7rem;
            }

            .hero {
                min-height: 420px;
            }

            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }

            .stat-card {
                padding: 20px 14px;
            }

            .stat-card .stat-value {
                font-size: 1.5rem;
            }

            .stat-card .stat-desc {
                font-size: 0.78rem;
            }

            .process-steps {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .hero-stats {
                gap: 16px;
            }

            .feature-card {
                padding: 24px 18px;
            }

            .btn {
                padding: 12px 22px;
                font-size: 0.88rem;
            }

            .faq-question {
                padding: 16px 18px;
                font-size: 0.92rem;
            }

            .section-header h2 {
                font-size: 1.4rem;
            }
        }

        /* ========== ACCESSIBILITY ========== */
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
        }

        @media (prefers-reduced-motion: reduce) {
            *, *::before, *::after {
                animation-duration: 0.01ms !important;
                animation-iteration-count: 1 !important;
                transition-duration: 0.01ms !important;
            }
        }

/* roulang page: article */
:root {
            --sidebar-w: 240px;
            --sidebar-collapsed-w: 0px;
            --color-primary: #1a3c5e;
            --color-primary-light: #234b72;
            --color-primary-dark: #0f2640;
            --color-accent: #f47920;
            --color-accent-light: #ff8c42;
            --color-gold: #c8963e;
            --color-bg: #f5f6f8;
            --color-surface: #ffffff;
            --color-text: #1e293b;
            --color-text-secondary: #64748b;
            --color-text-muted: #94a3b8;
            --color-border: #e2e8f0;
            --color-border-light: #f1f5f9;
            --color-success: #10b981;
            --color-warning: #f59e0b;
            --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 12px 32px rgba(0,0,0,0.10), 0 4px 12px rgba(0,0,0,0.05);
            --shadow-xl: 0 20px 48px rgba(0,0,0,0.12), 0 8px 20px rgba(0,0,0,0.06);
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', system-ui, -apple-system, sans-serif;
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s ease;
            --transition-slow: 0.4s ease;
            --z-sidebar: 1000;
            --z-overlay: 999;
            --z-topbar: 998;
            --z-progress: 1001;
        }
        *,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
        html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
        body{
            font-family:var(--font-sans);
            font-size:16px;
            line-height:1.7;
            color:var(--color-text);
            background:var(--color-bg);
            display:flex;
            min-height:100vh;
            -webkit-font-smoothing:antialiased;
            -moz-osx-font-smoothing:grayscale;
        }
        a{color:var(--color-primary);text-decoration:none;transition:color var(--transition-fast)}
        a:hover{color:var(--color-accent)}
        img{max-width:100%;height:auto;display:block;border-radius:var(--radius-md)}
        button,input,select,textarea{font-family:inherit;font-size:inherit}
        button{cursor:pointer;border:none;background:none}
        ul,ol{list-style:none}

        .reading-progress{
            position:fixed;top:0;left:0;height:3px;
            background:linear-gradient(90deg,var(--color-accent),var(--color-gold));
            z-index:var(--z-progress);width:0%;
            transition:width 0.12s linear;
            border-radius:0 2px 2px 0;
        }
        .sidebar{
            position:fixed;top:0;left:0;width:var(--sidebar-w);height:100vh;
            background:linear-gradient(180deg,var(--color-primary-dark) 0%,var(--color-primary) 40%,var(--color-primary-light) 100%);
            color:#fff;z-index:var(--z-sidebar);display:flex;flex-direction:column;
            box-shadow:4px 0 24px rgba(0,0,0,0.15);
            transition:transform var(--transition-slow);
            overflow-y:auto;overflow-x:hidden;
        }
        .sidebar-brand{
            padding:28px 24px 20px;
            border-bottom:1px solid rgba(255,255,255,0.12);
            flex-shrink:0;
        }
        .sidebar-logo{
            font-size:1.35rem;font-weight:700;letter-spacing:0.02em;
            color:#fff;display:flex;align-items:center;gap:10px;
            line-height:1.3;
        }
        .sidebar-logo i{font-size:1.5rem;color:var(--color-accent-light);flex-shrink:0}
        .sidebar-tagline{
            font-size:0.78rem;color:rgba(255,255,255,0.6);
            margin-top:6px;letter-spacing:0.03em;
        }
        .sidebar-nav{
            flex:1;padding:16px 14px;display:flex;flex-direction:column;gap:6px;
        }
        .sidebar-nav a{
            display:flex;align-items:center;gap:12px;
            padding:13px 18px;border-radius:var(--radius-md);
            color:rgba(255,255,255,0.82);
            font-weight:500;font-size:0.95rem;
            transition:all var(--transition-base);
            position:relative;letter-spacing:0.02em;
        }
        .sidebar-nav a i{font-size:1.1rem;width:22px;text-align:center;flex-shrink:0;opacity:0.85}
        .sidebar-nav a:hover{
            background:rgba(255,255,255,0.1);
            color:#fff;
            transform:translateX(3px);
        }
        .sidebar-nav a.active{
            background:rgba(255,255,255,0.18);
            color:#fff;
            box-shadow:0 2px 10px rgba(0,0,0,0.15);
            font-weight:600;
        }
        .sidebar-nav a.active::before{
            content:'';position:absolute;left:0;top:50%;transform:translateY(-50%);
            width:4px;height:28px;background:var(--color-accent-light);
            border-radius:0 4px 4px 0;
        }
        .sidebar-footer{
            padding:16px 20px;border-top:1px solid rgba(255,255,255,0.1);
            flex-shrink:0;
        }
        .sidebar-footer-text{
            font-size:0.75rem;color:rgba(255,255,255,0.5);text-align:center;
            letter-spacing:0.03em;
        }

        .main-wrapper{
            margin-left:var(--sidebar-w);flex:1;display:flex;flex-direction:column;
            min-height:100vh;transition:margin-left var(--transition-slow);
        }
        .mobile-topbar{
            display:none;position:fixed;top:0;left:0;right:0;height:56px;
            background:var(--color-primary);color:#fff;z-index:var(--z-topbar);
            align-items:center;padding:0 16px;gap:12px;
            box-shadow:0 2px 12px rgba(0,0,0,0.15);
        }
        .hamburger-btn{
            width:38px;height:38px;display:flex;align-items:center;justify-content:center;
            border-radius:var(--radius-sm);color:#fff;font-size:1.3rem;
            transition:background var(--transition-fast);flex-shrink:0;
        }
        .hamburger-btn:hover{background:rgba(255,255,255,0.15)}
        .mobile-topbar .mini-logo{font-weight:700;font-size:1.05rem;letter-spacing:0.02em;white-space:nowrap}
        .sidebar-overlay{
            display:none;position:fixed;inset:0;background:rgba(0,0,0,0.5);
            z-index:var(--z-overlay);transition:opacity var(--transition-slow);
        }
        .sidebar-overlay.show{display:block}

        .article-banner{
            position:relative;height:220px;overflow:hidden;
            background:linear-gradient(135deg,var(--color-primary-dark),var(--color-primary));
            display:flex;align-items:flex-end;padding:30px 40px;
        }
        .article-banner::before{
            content:'';position:absolute;inset:0;
            background:url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            opacity:0.3;mix-blend-mode:overlay;
        }
        .article-banner-content{
            position:relative;z-index:1;display:flex;align-items:center;
            gap:16px;flex-wrap:wrap;
        }
        .article-banner .category-tag{
            display:inline-flex;align-items:center;gap:6px;
            padding:7px 16px;border-radius:30px;
            background:rgba(255,255,255,0.18);color:#fff;
            font-size:0.85rem;font-weight:500;letter-spacing:0.03em;
            backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,0.2);
        }
        .article-banner .category-tag i{font-size:0.75rem}

        .content-area{
            max-width:860px;margin:0 auto;padding:0 24px 40px;width:100%;
        }
        .breadcrumb{
            display:flex;align-items:center;flex-wrap:wrap;gap:6px;
            padding:18px 0;font-size:0.85rem;color:var(--color-text-muted);
        }
        .breadcrumb a{color:var(--color-text-secondary);font-weight:500}
        .breadcrumb a:hover{color:var(--color-accent)}
        .breadcrumb .sep{color:var(--color-text-muted);margin:0 2px;font-size:0.7rem}
        .breadcrumb .current{color:var(--color-text);font-weight:600}

        .article-main-card{
            background:var(--color-surface);border-radius:var(--radius-lg);
            box-shadow:var(--shadow-md);padding:36px 40px;margin-top:8px;
            border:1px solid var(--color-border-light);
        }
        .article-featured-image{
            border-radius:var(--radius-md);overflow:hidden;margin-bottom:28px;
            box-shadow:var(--shadow-sm);
        }
        .article-featured-image img{width:100%;object-fit:cover;max-height:420px}
        .article-header{margin-bottom:28px}
        .article-header h1{
            font-size:1.85rem;font-weight:700;line-height:1.4;color:var(--color-text);
            letter-spacing:0.01em;
        }
        .article-meta{
            display:flex;flex-wrap:wrap;align-items:center;gap:16px;
            margin-top:14px;padding-bottom:18px;
            border-bottom:1px solid var(--color-border-light);
            font-size:0.88rem;color:var(--color-text-secondary);
        }
        .article-meta-item{
            display:flex;align-items:center;gap:6px;
        }
        .article-meta-item i{color:var(--color-accent);font-size:0.9rem}
        .article-meta .meta-tag{
            display:inline-flex;padding:4px 12px;border-radius:20px;
            background:#fef3e7;color:var(--color-accent);
            font-weight:600;font-size:0.8rem;letter-spacing:0.02em;
        }
        .article-content{
            font-size:1.05rem;line-height:1.85;color:var(--color-text);
            word-break:break-word;
        }
        .article-content h2{
            font-size:1.4rem;font-weight:700;margin:32px 0 14px;
            color:var(--color-primary);padding-left:14px;
            border-left:4px solid var(--color-accent);
            line-height:1.4;
        }
        .article-content h3{
            font-size:1.18rem;font-weight:600;margin:24px 0 10px;
            color:var(--color-text);
        }
        .article-content p{margin-bottom:16px}
        .article-content img{
            border-radius:var(--radius-md);margin:20px auto;
            box-shadow:var(--shadow-sm);max-width:100%;
        }
        .article-content blockquote{
            border-left:4px solid var(--color-accent);
            background:#fefaf5;padding:18px 22px;margin:20px 0;
            border-radius:0 var(--radius-sm) var(--radius-sm) 0;
            color:var(--color-text-secondary);font-style:italic;
            font-size:1rem;
        }
        .article-content ul,.article-content ol{
            margin:12px 0 18px 20px;
        }
        .article-content ul{list-style:disc}
        .article-content ol{list-style:decimal}
        .article-content li{margin-bottom:8px;line-height:1.7}
        .article-content a{color:var(--color-accent);text-decoration:underline;text-underline-offset:3px}
        .article-content a:hover{color:var(--color-primary)}
        .article-content strong{color:var(--color-text);font-weight:700}
        .article-content figure{margin:20px 0}
        .article-content figcaption{text-align:center;font-size:0.85rem;color:var(--color-text-muted);margin-top:8px}

        .article-cta-block{
            margin-top:28px;padding:24px 28px;
            background:linear-gradient(135deg,#f8fafc,#f0f4f8);
            border-radius:var(--radius-md);border:1px solid var(--color-border);
            display:flex;flex-wrap:wrap;align-items:center;gap:18px;
        }
        .article-cta-block .cta-text{flex:1;min-width:200px}
        .article-cta-block .cta-text strong{display:block;font-size:1.05rem;margin-bottom:4px}
        .article-cta-block .cta-text span{color:var(--color-text-secondary);font-size:0.9rem}
        .btn{
            display:inline-flex;align-items:center;gap:8px;
            padding:11px 24px;border-radius:30px;
            font-weight:600;font-size:0.93rem;letter-spacing:0.02em;
            transition:all var(--transition-base);white-space:nowrap;
        }
        .btn-primary{
            background:var(--color-accent);color:#fff;
            box-shadow:0 4px 14px rgba(244,121,32,0.3);
        }
        .btn-primary:hover{background:var(--color-accent-light);color:#fff;transform:translateY(-2px);box-shadow:0 6px 20px rgba(244,121,32,0.4)}
        .btn-outline{
            border:2px solid var(--color-primary);color:var(--color-primary);
            background:transparent;
        }
        .btn-outline:hover{background:var(--color-primary);color:#fff;transform:translateY(-2px)}

        .section-related{margin-top:40px}
        .section-related h3{
            font-size:1.3rem;font-weight:700;margin-bottom:20px;
            color:var(--color-text);display:flex;align-items:center;gap:10px;
        }
        .section-related h3 i{color:var(--color-accent)}
        .related-grid{
            display:grid;grid-template-columns:repeat(2,1fr);gap:18px;
        }
        .related-card{
            background:var(--color-surface);border-radius:var(--radius-md);
            overflow:hidden;border:1px solid var(--color-border-light);
            box-shadow:var(--shadow-sm);transition:all var(--transition-base);
            display:flex;flex-direction:column;
        }
        .related-card:hover{
            transform:translateY(-3px);box-shadow:var(--shadow-lg);
            border-color:var(--color-accent);
        }
        .related-card-img{
            height:160px;overflow:hidden;position:relative;
        }
        .related-card-img img{width:100%;height:100%;object-fit:cover;transition:transform var(--transition-slow)}
        .related-card:hover .related-card-img img{transform:scale(1.05)}
        .related-card-body{padding:16px 18px;flex:1;display:flex;flex-direction:column}
        .related-card-body .rc-tag{
            font-size:0.75rem;color:var(--color-accent);font-weight:600;
            letter-spacing:0.03em;margin-bottom:6px;
        }
        .related-card-body h4{
            font-size:0.98rem;font-weight:600;line-height:1.4;
            color:var(--color-text);margin-bottom:8px;
        }
        .related-card-body h4 a{color:inherit}
        .related-card-body h4 a:hover{color:var(--color-accent)}
        .related-card-body .rc-date{
            font-size:0.78rem;color:var(--color-text-muted);
            margin-top:auto;display:flex;align-items:center;gap:5px;
        }

        .not-found-state{
            text-align:center;padding:60px 24px;
        }
        .not-found-state i{font-size:3.5rem;color:var(--color-text-muted);display:block;margin-bottom:16px}
        .not-found-state h2{font-size:1.5rem;color:var(--color-text);margin-bottom:10px}
        .not-found-state p{color:var(--color-text-secondary);margin-bottom:20px}
        .not-found-state .btn{margin:0 auto}

        .site-footer{
            background:var(--color-primary-dark);color:rgba(255,255,255,0.8);
            padding:44px 24px 28px;margin-top:auto;
        }
        .site-footer .container{max-width:860px;margin:0 auto}
        .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:30px;margin-bottom:28px}
        .footer-logo{font-size:1.2rem;font-weight:700;color:#fff;margin-bottom:10px;letter-spacing:0.02em}
        .footer-brand p{font-size:0.85rem;line-height:1.6;color:rgba(255,255,255,0.6)}
        .footer-links h4{font-size:0.9rem;font-weight:600;color:#fff;margin-bottom:12px;letter-spacing:0.03em}
        .footer-links ul{display:flex;flex-direction:column;gap:7px}
        .footer-links a{color:rgba(255,255,255,0.65);font-size:0.85rem;transition:color var(--transition-fast)}
        .footer-links a:hover{color:var(--color-accent-light)}
        .footer-links a i{font-size:0.65rem;margin-right:4px}
        .footer-bottom{
            border-top:1px solid rgba(255,255,255,0.12);padding-top:18px;
            display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
            font-size:0.8rem;color:rgba(255,255,255,0.45);
        }

        .article-toc{
            position:sticky;top:100px;float:right;
            width:200px;margin-left:30px;margin-right:-230px;
            background:var(--color-surface);border-radius:var(--radius-md);
            padding:18px 16px;border:1px solid var(--color-border-light);
            box-shadow:var(--shadow-sm);font-size:0.82rem;
            max-height:60vh;overflow-y:auto;display:none;
        }
        .article-toc.has-items{display:block}
        .article-toc h4{font-size:0.8rem;font-weight:700;text-transform:uppercase;
            letter-spacing:0.06em;color:var(--color-text-muted);margin-bottom:10px}
        .article-toc a{display:block;padding:6px 0;color:var(--color-text-secondary);
            border-bottom:1px solid var(--color-border-light);transition:all var(--transition-fast)}
        .article-toc a:hover,.article-toc a.active{color:var(--color-accent);font-weight:600}
        .article-toc a:last-child{border-bottom:none}

        @media(max-width:1200px){
            .article-toc{display:none!important}
        }
        @media(max-width:1024px){
            :root{--sidebar-w:220px}
            .article-banner{height:180px;padding:24px 28px}
            .article-main-card{padding:28px 24px}
            .related-grid{grid-template-columns:1fr 1fr}
            .footer-grid{grid-template-columns:1fr 1fr}
        }
        @media(max-width:768px){
            :root{--sidebar-w:260px}
            .sidebar{
                transform:translateX(-100%);
                box-shadow:6px 0 30px rgba(0,0,0,0.3);
            }
            .sidebar.open{transform:translateX(0)}
            .main-wrapper{margin-left:0!important}
            .mobile-topbar{display:flex}
            .article-banner{height:150px;padding:20px;margin-top:56px}
            .article-banner-content{gap:10px}
            .article-banner .category-tag{font-size:0.78rem;padding:6px 12px}
            .content-area{padding:0 16px 30px}
            .article-main-card{padding:22px 18px;border-radius:var(--radius-md)}
            .article-header h1{font-size:1.45rem}
            .article-content{font-size:0.98rem}
            .article-content h2{font-size:1.2rem}
            .related-grid{grid-template-columns:1fr}
            .footer-grid{grid-template-columns:1fr;gap:20px}
            .article-cta-block{flex-direction:column;text-align:center}
        }
        @media(max-width:520px){
            .article-banner{height:120px;padding:14px 14px;margin-top:56px}
            .article-banner .category-tag{font-size:0.72rem;padding:5px 10px}
            .article-main-card{padding:16px 14px}
            .article-header h1{font-size:1.25rem}
            .article-meta{gap:10px;font-size:0.78rem}
            .article-content{font-size:0.93rem}
            .related-card-img{height:130px}
            .btn{padding:9px 18px;font-size:0.85rem}
            .site-footer{padding:28px 16px 20px}
        }

/* roulang page: category1 */
/* ========== 设计变量 ========== */
        :root {
            --primary: #1B3A5C;
            --primary-light: #254E7A;
            --primary-dark: #0F2338;
            --accent: #E85D2C;
            --accent-light: #F07A52;
            --accent-dark: #C44A20;
            --bg: #F4F6F9;
            --bg-white: #FFFFFF;
            --bg-soft: #EDF1F7;
            --text: #1E293B;
            --text-strong: #0F172A;
            --text-light: #64748B;
            --text-muted: #94A3B8;
            --border: #E2E8F0;
            --border-light: #F1F5F9;
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-xs: 0 1px 2px rgba(15, 35, 56, 0.04);
            --shadow-sm: 0 1px 4px rgba(15, 35, 56, 0.06);
            --shadow-md: 0 4px 16px rgba(15, 35, 56, 0.08);
            --shadow-lg: 0 8px 32px rgba(15, 35, 56, 0.12);
            --shadow-xl: 0 16px 48px rgba(15, 35, 56, 0.16);
            --sidebar-width: 260px;
            --sidebar-bg: #0F2338;
            --sidebar-text: #CBD5E1;
            --sidebar-active: #FFFFFF;
            --sidebar-hover: rgba(255,255,255,0.08);
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', system-ui, -apple-system, sans-serif;
            --font-mono: 'SF Mono', 'Consolas', 'Monaco', monospace;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            font-size: 16px;
        }

        body {
            font-family: var(--font-sans);
            line-height: 1.65;
            color: var(--text);
            background: var(--bg);
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

        button {
            cursor: pointer;
        }

        ul, ol {
            list-style: none;
        }

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

        /* ========== 侧边栏导航 ========== */
        .sidebar {
            position: fixed;
            top: 0;
            left: 0;
            width: var(--sidebar-width);
            height: 100vh;
            background: var(--sidebar-bg);
            z-index: 1000;
            display: flex;
            flex-direction: column;
            overflow-y: auto;
            overflow-x: hidden;
            transition: transform var(--transition);
            box-shadow: 4px 0 20px rgba(0,0,0,0.15);
        }

        .sidebar-logo {
            padding: 28px 24px 20px;
            border-bottom: 1px solid rgba(255,255,255,0.08);
            flex-shrink: 0;
        }

        .sidebar-logo a {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 1.25rem;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 0.02em;
            transition: opacity var(--transition);
        }

        .sidebar-logo a:hover {
            opacity: 0.85;
        }

        .sidebar-logo .logo-icon {
            width: 40px;
            height: 40px;
            background: var(--accent);
            border-radius: var(--radius);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.15rem;
            flex-shrink: 0;
            box-shadow: 0 4px 12px rgba(232, 93, 44, 0.35);
        }

        .sidebar-nav {
            flex: 1;
            padding: 16px 12px;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .sidebar-nav a {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 16px;
            border-radius: var(--radius);
            color: var(--sidebar-text);
            font-size: 0.95rem;
            font-weight: 500;
            transition: all var(--transition);
            position: relative;
            white-space: nowrap;
        }

        .sidebar-nav a i {
            width: 20px;
            text-align: center;
            font-size: 1rem;
            flex-shrink: 0;
        }

        .sidebar-nav a:hover {
            background: var(--sidebar-hover);
            color: #FFFFFF;
        }

        .sidebar-nav a.active,
        .sidebar-nav a[aria-current="page"] {
            background: var(--accent);
            color: #FFFFFF;
            font-weight: 600;
            box-shadow: 0 4px 14px rgba(232, 93, 44, 0.3);
        }

        .sidebar-footer {
            padding: 16px 24px 24px;
            border-top: 1px solid rgba(255,255,255,0.08);
            flex-shrink: 0;
        }

        .sidebar-footer .sidebar-stats {
            display: flex;
            gap: 16px;
            margin-bottom: 12px;
        }

        .sidebar-footer .stat-item {
            flex: 1;
            text-align: center;
            background: rgba(255,255,255,0.05);
            border-radius: var(--radius-sm);
            padding: 10px 6px;
        }

        .sidebar-footer .stat-value {
            font-size: 1.1rem;
            font-weight: 700;
            color: #FFFFFF;
        }

        .sidebar-footer .stat-label {
            font-size: 0.7rem;
            color: var(--sidebar-text);
            margin-top: 2px;
        }

        .sidebar-footer .sidebar-copyright {
            font-size: 0.72rem;
            color: rgba(255,255,255,0.35);
            text-align: center;
        }

        /* ========== 移动端顶部栏 ========== */
        .mobile-header {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: 56px;
            background: var(--sidebar-bg);
            z-index: 999;
            align-items: center;
            justify-content: space-between;
            padding: 0 16px;
            box-shadow: 0 2px 12px rgba(0,0,0,0.15);
        }

        .mobile-header .mobile-logo {
            font-size: 1.1rem;
            font-weight: 700;
            color: #FFFFFF;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .mobile-header .mobile-logo .logo-icon {
            width: 32px;
            height: 32px;
            background: var(--accent);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.9rem;
        }

        .mobile-menu-toggle {
            width: 38px;
            height: 38px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #FFFFFF;
            font-size: 1.35rem;
            border-radius: var(--radius-sm);
            transition: background var(--transition);
        }

        .mobile-menu-toggle:hover {
            background: rgba(255,255,255,0.1);
        }

        /* ========== 遮罩层 ========== */
        .sidebar-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0,0,0,0.55);
            z-index: 998;
            opacity: 0;
            transition: opacity var(--transition);
        }

        .sidebar-overlay.active {
            opacity: 1;
        }

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

        /* ========== 面包屑 ========== */
        .breadcrumb-bar {
            background: var(--bg-white);
            border-bottom: 1px solid var(--border);
            padding: 12px 0;
            position: sticky;
            top: 0;
            z-index: 50;
        }

        .breadcrumb-bar .container {
            max-width: 1100px;
            margin: 0 auto;
            padding: 0 28px;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.875rem;
            color: var(--text-light);
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--primary);
            font-weight: 500;
        }

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

        .breadcrumb .separator {
            color: var(--text-muted);
            font-size: 0.7rem;
        }

        .breadcrumb .current {
            color: var(--text-strong);
            font-weight: 600;
        }

        /* ========== 容器 ========== */
        .container {
            max-width: 1100px;
            margin: 0 auto;
            padding: 0 28px;
        }

        .content-wrapper {
            display: grid;
            grid-template-columns: 1fr 340px;
            gap: 32px;
            padding: 32px 0 48px;
        }

        /* ========== 分类页头 ========== */
        .category-hero {
            background: linear-gradient(160deg, var(--primary-dark) 0%, var(--primary) 40%, var(--primary-light) 100%);
            padding: 48px 0 56px;
            position: relative;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            opacity: 0.12;
            pointer-events: none;
        }

        .category-hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 60px;
            background: linear-gradient(to top, var(--bg), transparent);
            pointer-events: none;
        }

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

        .category-hero .category-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255,255,255,0.15);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255,255,255,0.2);
            color: #FFFFFF;
            padding: 6px 16px;
            border-radius: 50px;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            margin-bottom: 16px;
        }

        .category-hero h1 {
            font-size: 2.5rem;
            font-weight: 800;
            color: #FFFFFF;
            margin-bottom: 10px;
            letter-spacing: 0.01em;
        }

        .category-hero .category-desc {
            font-size: 1.05rem;
            color: rgba(255,255,255,0.8);
            max-width: 600px;
            line-height: 1.6;
        }

        .category-hero .category-meta {
            display: flex;
            gap: 20px;
            margin-top: 18px;
            flex-wrap: wrap;
        }

        .category-hero .meta-item {
            display: flex;
            align-items: center;
            gap: 6px;
            color: rgba(255,255,255,0.7);
            font-size: 0.85rem;
        }

        .category-hero .meta-item i {
            font-size: 0.9rem;
        }

        /* ========== 筛选栏 ========== */
        .filter-bar {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 14px 20px;
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
            margin-top: 24px;
            box-shadow: var(--shadow-xs);
        }

        .filter-bar .filter-label {
            font-weight: 600;
            font-size: 0.85rem;
            color: var(--text-light);
            flex-shrink: 0;
            white-space: nowrap;
        }

        .filter-bar .filter-chips {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }

        .filter-chip {
            padding: 7px 16px;
            border-radius: 50px;
            font-size: 0.82rem;
            font-weight: 500;
            color: var(--text-light);
            background: var(--bg-soft);
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
            border: 1.5px solid transparent;
        }

        .filter-chip:hover {
            color: var(--primary);
            background: #E8EDF6;
            border-color: #D0D8E8;
        }

        .filter-chip.active {
            background: var(--accent);
            color: #FFFFFF;
            font-weight: 600;
            border-color: var(--accent);
            box-shadow: 0 2px 8px rgba(232,93,44,0.25);
        }

        .filter-bar .filter-sort {
            margin-left: auto;
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--text-light);
        }

        .filter-bar .filter-sort select {
            padding: 7px 12px;
            border-radius: 50px;
            border: 1.5px solid var(--border);
            background: var(--bg-white);
            font-size: 0.82rem;
            color: var(--text);
            cursor: pointer;
            transition: border-color var(--transition);
            appearance: none;
            -webkit-appearance: none;
            padding-right: 32px;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2364748B' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'%3E%3C/path%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 10px center;
        }

        .filter-bar .filter-sort select:focus {
            border-color: var(--accent);
        }

        /* ========== 文章列表 ========== */
        .articles-section {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .article-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            display: grid;
            grid-template-columns: 280px 1fr;
            border: 1px solid var(--border-light);
        }

        .article-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: #D0D8E8;
        }

        .article-card .card-image {
            position: relative;
            overflow: hidden;
            min-height: 200px;
            background: var(--bg-soft);
        }

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

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

        .article-card .card-image .card-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            background: var(--accent);
            color: #FFFFFF;
            padding: 5px 12px;
            border-radius: 50px;
            font-size: 0.72rem;
            font-weight: 700;
            letter-spacing: 0.03em;
            z-index: 2;
            box-shadow: 0 2px 8px rgba(232,93,44,0.35);
        }

        .article-card .card-body {
            padding: 20px 24px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            gap: 10px;
        }

        .article-card .card-title {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-strong);
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: color var(--transition);
        }

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

        .article-card .card-excerpt {
            font-size: 0.88rem;
            color: var(--text-light);
            line-height: 1.55;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .article-card .card-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 0.78rem;
            color: var(--text-muted);
        }

        .article-card .card-meta span {
            display: flex;
            align-items: center;
            gap: 5px;
        }

        .article-card .card-meta i {
            font-size: 0.75rem;
        }

        /* ========== 侧边栏 ========== */
        .sidebar-widgets {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .widget {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 22px 20px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-xs);
        }

        .widget-title {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-strong);
            margin-bottom: 16px;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--accent);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .widget-title i {
            color: var(--accent);
            font-size: 0.9rem;
        }

        .widget-popular-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .widget-popular-item {
            display: flex;
            gap: 12px;
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            cursor: pointer;
        }

        .widget-popular-item:hover {
            background: var(--bg-soft);
        }

        .widget-popular-item .pop-rank {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--bg-soft);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.78rem;
            color: var(--text-light);
            flex-shrink: 0;
        }

        .widget-popular-item:nth-child(1) .pop-rank {
            background: #FF6B35;
            color: #FFF;
        }

        .widget-popular-item:nth-child(2) .pop-rank {
            background: #F59E0B;
            color: #FFF;
        }

        .widget-popular-item:nth-child(3) .pop-rank {
            background: #3B82F6;
            color: #FFF;
        }

        .widget-popular-item .pop-info {
            flex: 1;
            min-width: 0;
        }

        .widget-popular-item .pop-title {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-strong);
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: color var(--transition);
        }

        .widget-popular-item:hover .pop-title {
            color: var(--accent);
        }

        .widget-popular-item .pop-views {
            font-size: 0.72rem;
            color: var(--text-muted);
            margin-top: 4px;
        }

        .widget-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .widget-tag {
            padding: 6px 14px;
            border-radius: 50px;
            font-size: 0.78rem;
            font-weight: 500;
            color: var(--text-light);
            background: var(--bg-soft);
            transition: all var(--transition);
            cursor: pointer;
            border: 1.5px solid transparent;
        }

        .widget-tag:hover {
            color: var(--accent);
            border-color: var(--accent);
            background: #FFF5F2;
        }

        /* ========== 分页 ========== */
        .pagination-section {
            margin-top: 32px;
            display: flex;
            justify-content: center;
        }

        .pagination {
            display: flex;
            align-items: center;
            gap: 4px;
            background: var(--bg-white);
            padding: 8px 12px;
            border-radius: 50px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
        }

        .pagination a,
        .pagination span {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            font-size: 0.9rem;
            font-weight: 500;
            transition: all var(--transition);
            color: var(--text-light);
        }

        .pagination a:hover {
            background: var(--bg-soft);
            color: var(--primary);
        }

        .pagination .active-page {
            background: var(--accent);
            color: #FFFFFF;
            font-weight: 700;
            box-shadow: 0 4px 12px rgba(232,93,44,0.3);
        }

        .pagination .page-arrow {
            font-size: 0.85rem;
        }

        .pagination .page-dots {
            color: var(--text-muted);
            pointer-events: none;
        }

        /* ========== 订阅CTA ========== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            border-radius: var(--radius-xl);
            padding: 44px 36px;
            margin-top: 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            opacity: 0.08;
            pointer-events: none;
        }

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

        .cta-section h3 {
            font-size: 1.6rem;
            color: #FFFFFF;
            margin-bottom: 8px;
            font-weight: 700;
        }

        .cta-section p {
            color: rgba(255,255,255,0.75);
            font-size: 0.95rem;
            margin-bottom: 22px;
        }

        .cta-form {
            display: flex;
            gap: 10px;
            max-width: 480px;
            margin: 0 auto;
        }

        .cta-form input {
            flex: 1;
            padding: 14px 20px;
            border-radius: 50px;
            background: rgba(255,255,255,0.12);
            border: 1.5px solid rgba(255,255,255,0.25);
            color: #FFFFFF;
            font-size: 0.9rem;
            transition: all var(--transition);
        }

        .cta-form input::placeholder {
            color: rgba(255,255,255,0.5);
        }

        .cta-form input:focus {
            background: rgba(255,255,255,0.18);
            border-color: rgba(255,255,255,0.5);
            box-shadow: 0 0 0 4px rgba(255,255,255,0.06);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.9rem;
            transition: all var(--transition);
            white-space: nowrap;
            cursor: pointer;
            letter-spacing: 0.01em;
        }

        .btn-accent {
            background: var(--accent);
            color: #FFFFFF;
            box-shadow: 0 4px 16px rgba(232,93,44,0.3);
        }

        .btn-accent:hover {
            background: var(--accent-light);
            box-shadow: 0 6px 22px rgba(232,93,44,0.45);
            transform: translateY(-2px);
        }

        .btn-accent:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(232,93,44,0.3);
            background: var(--accent-dark);
        }

        .btn-outline {
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
        }

        .btn-outline:hover {
            background: var(--primary);
            color: #FFFFFF;
            box-shadow: 0 4px 14px rgba(27,58,92,0.25);
            transform: translateY(-2px);
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--sidebar-bg);
            color: var(--sidebar-text);
            padding: 48px 0 24px;
            margin-top: auto;
        }

        .site-footer .container {
            max-width: 1100px;
            margin: 0 auto;
            padding: 0 28px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr;
            gap: 36px;
            padding-bottom: 28px;
            border-bottom: 1px solid rgba(255,255,255,0.08);
        }

        .footer-brand .footer-logo {
            font-size: 1.2rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 10px;
        }

        .footer-brand p {
            font-size: 0.85rem;
            color: var(--sidebar-text);
            line-height: 1.6;
        }

        .footer-links h4 {
            font-size: 0.9rem;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 14px;
        }

        .footer-links ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-links ul li a {
            font-size: 0.85rem;
            color: var(--sidebar-text);
            transition: color var(--transition);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .footer-links ul li a:hover {
            color: #FFFFFF;
        }

        .footer-links ul li a i {
            font-size: 0.6rem;
            color: var(--accent);
        }

        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-top: 20px;
            font-size: 0.78rem;
            color: rgba(255,255,255,0.35);
            flex-wrap: wrap;
            gap: 8px;
        }

        /* ========== 响应式设计 ========== */
        @media (max-width: 1200px) {
            .content-wrapper {
                grid-template-columns: 1fr 300px;
                gap: 24px;
            }
            .article-card {
                grid-template-columns: 220px 1fr;
            }
            .category-hero h1 {
                font-size: 2rem;
            }
        }

        @media (max-width: 1024px) {
            :root {
                --sidebar-width: 220px;
            }
            .content-wrapper {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .sidebar-widgets {
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .article-card {
                grid-template-columns: 200px 1fr;
            }
            .category-hero h1 {
                font-size: 1.8rem;
            }
            .category-hero {
                padding: 36px 0 44px;
            }
            .sidebar-logo {
                padding: 22px 16px 16px;
            }
            .sidebar-logo a {
                font-size: 1.1rem;
            }
            .sidebar-nav a {
                padding: 10px 12px;
                font-size: 0.88rem;
            }
        }

        @media (max-width: 768px) {
            .sidebar {
                transform: translateX(-100%);
                width: 280px;
                box-shadow: 8px 0 30px rgba(0,0,0,0.3);
            }
            .sidebar.open {
                transform: translateX(0);
            }
            .sidebar-overlay {
                display: block;
                pointer-events: none;
            }
            .sidebar-overlay.active {
                pointer-events: auto;
            }
            .mobile-header {
                display: flex;
            }
            .main-content {
                margin-left: 0;
                padding-top: 56px;
            }
            .breadcrumb-bar {
                top: 56px;
            }
            .content-wrapper {
                grid-template-columns: 1fr;
                gap: 24px;
                padding: 24px 0 36px;
            }
            .sidebar-widgets {
                grid-template-columns: 1fr;
                gap: 18px;
            }
            .article-card {
                grid-template-columns: 1fr;
            }
            .article-card .card-image {
                height: 200px;
                min-height: auto;
            }
            .article-card .card-body {
                padding: 16px 18px;
            }
            .article-card .card-title {
                font-size: 1.05rem;
            }
            .category-hero {
                padding: 28px 0 36px;
            }
            .category-hero h1 {
                font-size: 1.5rem;
            }
            .category-hero .category-desc {
                font-size: 0.9rem;
            }
            .filter-bar {
                padding: 12px 14px;
                gap: 8px;
            }
            .filter-bar .filter-sort {
                margin-left: 0;
                width: 100%;
                justify-content: flex-start;
            }
            .filter-bar .filter-sort select {
                flex: 1;
            }
            .cta-section {
                padding: 30px 20px;
            }
            .cta-section h3 {
                font-size: 1.3rem;
            }
            .cta-form {
                flex-direction: column;
                gap: 10px;
            }
            .cta-form input,
            .cta-form .btn {
                width: 100%;
                text-align: center;
                justify-content: center;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .footer-brand {
                grid-column: span 2;
            }
            .container {
                padding: 0 16px;
            }
            .pagination a,
            .pagination span {
                width: 34px;
                height: 34px;
                font-size: 0.8rem;
            }
        }

        @media (max-width: 520px) {
            .category-hero h1 {
                font-size: 1.3rem;
            }
            .category-hero .category-desc {
                font-size: 0.82rem;
            }
            .category-hero .category-meta {
                gap: 10px;
                font-size: 0.75rem;
            }
            .article-card .card-image {
                height: 170px;
            }
            .article-card .card-body {
                padding: 14px;
                gap: 6px;
            }
            .article-card .card-title {
                font-size: 0.95rem;
            }
            .article-card .card-excerpt {
                font-size: 0.8rem;
            }
            .article-card .card-meta {
                font-size: 0.72rem;
                gap: 10px;
            }
            .filter-bar {
                flex-direction: column;
                align-items: stretch;
            }
            .filter-bar .filter-chips {
                gap: 6px;
            }
            .filter-chip {
                padding: 6px 12px;
                font-size: 0.75rem;
            }
            .widget {
                padding: 16px 14px;
            }
            .widget-title {
                font-size: 0.9rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-brand {
                grid-column: span 1;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                font-size: 0.72rem;
            }
        }