/* roulang page: index */
:root {
            --color-primary: #1B3A5C;
            --color-primary-dark: #0F2640;
            --color-primary-light: #2A5580;
            --color-accent: #C7923E;
            --color-accent-hover: #B07D2E;
            --color-accent-light: #F5EDDF;
            --color-emphasis: #D4343E;
            --color-emphasis-hover: #B82A32;
            --color-bg: #F8F7F4;
            --color-bg-alt: #EEECE6;
            --color-white: #FFFFFF;
            --color-card: #FFFFFF;
            --color-text: #1a1a1a;
            --color-text-secondary: #4B5563;
            --color-text-muted: #6B7280;
            --color-border: #E0DCD3;
            --color-border-light: #ECE9E2;
            --color-success: #10B981;
            --color-warning: #F59E0B;
            --radius-sm: 6px;
            --radius: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
            --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.10);
            --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 24px 64px rgba(0, 0, 0, 0.16);
            --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans CJK SC', sans-serif;
            --font-mono: 'SF Mono', 'Fira Code', 'Cascadia Code', 'Consolas', 'Monaco', monospace;
            --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            --max-width: 1200px;
            --max-width-narrow: 860px;
            --header-top-height: 36px;
            --header-nav-height: 64px;
            --header-total-height: 100px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            -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-color: var(--color-bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            overflow-x: hidden;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-primary-light);
        }
        a:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 3px;
            border-radius: 3px;
        }

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

        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        button:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 3px;
        }

        ul,
        ol {
            list-style: none;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.3;
            font-weight: 700;
            color: var(--color-text);
        }
        h1 {
            font-size: 2.75rem;
            letter-spacing: -0.02em;
        }
        h2 {
            font-size: 2rem;
            letter-spacing: -0.01em;
        }
        h3 {
            font-size: 1.35rem;
        }
        h4 {
            font-size: 1.1rem;
        }

        p {
            margin-bottom: 0.75rem;
        }
        p:last-child {
            margin-bottom: 0;
        }

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

        /* ========== HEADER TOP BAR ========== */
        .header-top {
            background: var(--color-primary-dark);
            color: rgba(255, 255, 255, 0.85);
            font-size: 0.8rem;
            height: var(--header-top-height);
            line-height: var(--header-top-height);
            position: relative;
            z-index: 1001;
        }
        .header-top .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .header-top__domain {
            display: flex;
            align-items: center;
            gap: 8px;
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.78rem;
        }
        .header-top__domain-icon {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--color-success);
            animation: pulse-dot 2s ease-in-out infinite;
        }
        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.35;
            }
        }
        .header-top__actions {
            display: flex;
            align-items: center;
            gap: 14px;
        }
        .header-top__actions a {
            color: rgba(255, 255, 255, 0.8);
            font-size: 0.78rem;
            transition: color var(--transition-fast);
        }
        .header-top__actions a:hover {
            color: #fff;
        }
        .header-top__badge {
            background: var(--color-emphasis);
            color: #fff;
            padding: 3px 10px;
            border-radius: 20px;
            font-size: 0.7rem;
            font-weight: 600;
            letter-spacing: 0.03em;
            animation: badge-glow 3s ease-in-out infinite;
        }
        @keyframes badge-glow {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(212, 52, 62, 0.5);
            }
            50% {
                box-shadow: 0 0 0 8px rgba(212, 52, 62, 0);
            }
        }

        /* ========== HEADER NAV ========== */
        .header-nav {
            background: var(--color-white);
            height: var(--header-nav-height);
            border-bottom: 1px solid var(--color-border-light);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow-xs);
            transition: box-shadow var(--transition);
        }
        .header-nav.scrolled {
            box-shadow: var(--shadow-sm);
        }
        .header-nav .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .nav-logo {
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--color-primary);
            letter-spacing: -0.01em;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
            transition: color var(--transition-fast);
        }
        .nav-logo:hover {
            color: var(--color-primary-light);
        }
        .nav-logo__icon {
            width: 36px;
            height: 36px;
            border-radius: var(--radius-sm);
            background: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 900;
            font-size: 1rem;
            flex-shrink: 0;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .nav-links a {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            border-radius: var(--radius-sm);
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }
        .nav-links a:hover {
            color: var(--color-primary);
            background: var(--color-accent-light);
        }
        .nav-links a.active {
            color: var(--color-primary);
            font-weight: 700;
            background: var(--color-accent-light);
        }
        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 16px;
            right: 16px;
            height: 3px;
            border-radius: 3px;
            background: var(--color-accent);
        }
        .nav-search {
            display: flex;
            align-items: center;
            gap: 0;
            background: var(--color-bg);
            border-radius: 24px;
            padding: 0 4px 0 16px;
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-fast);
            max-width: 220px;
        }
        .nav-search:focus-within {
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(199, 146, 62, 0.1);
            background: var(--color-white);
        }
        .nav-search input {
            border: none;
            background: transparent;
            padding: 8px 0;
            font-size: 0.88rem;
            outline: none;
            width: 140px;
            color: var(--color-text);
        }
        .nav-search input::placeholder {
            color: var(--color-text-muted);
        }
        .nav-search button {
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: var(--color-accent);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: background var(--transition-fast);
            flex-shrink: 0;
        }
        .nav-search button:hover {
            background: var(--color-accent-hover);
        }
        .nav-search button svg {
            width: 16px;
            height: 16px;
        }

        /* Mobile Menu */
        .nav-mobile-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            align-items: center;
            justify-content: center;
            background: var(--color-bg);
            border: 1px solid var(--color-border-light);
            flex-shrink: 0;
        }
        .nav-mobile-toggle span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--color-text);
            border-radius: 2px;
            position: relative;
            transition: all var(--transition-fast);
        }
        .nav-mobile-toggle span::before,
        .nav-mobile-toggle span::after {
            content: '';
            position: absolute;
            width: 20px;
            height: 2px;
            background: var(--color-text);
            border-radius: 2px;
            transition: all var(--transition-fast);
        }
        .nav-mobile-toggle span::before {
            top: -6px;
        }
        .nav-mobile-toggle span::after {
            top: 6px;
        }
        .nav-mobile-toggle.active span {
            background: transparent;
        }
        .nav-mobile-toggle.active span::before {
            top: 0;
            transform: rotate(45deg);
        }
        .nav-mobile-toggle.active span::after {
            top: 0;
            transform: rotate(-45deg);
        }

        /* ========== MAIN ========== */
        main {
            flex: 1;
        }

        /* ========== SECTION SPACING ========== */
        .section {
            padding: 64px 0;
        }
        .section--tight {
            padding: 40px 0;
        }
        .section--loose {
            padding: 80px 0;
        }
        .section--alt {
            background: var(--color-white);
            border-top: 1px solid var(--color-border-light);
            border-bottom: 1px solid var(--color-border-light);
        }
        .section--dark {
            background: var(--color-primary);
            color: #fff;
        }
        .section--dark h2,
        .section--dark h3,
        .section--dark h4 {
            color: #fff;
        }
        .section--dark .text-muted {
            color: rgba(255, 255, 255, 0.7);
        }
        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-header h2 {
            margin-bottom: 12px;
        }
        .section-header .section-subtitle {
            color: var(--color-text-muted);
            font-size: 1.05rem;
            max-width: 600px;
            margin: 0 auto;
        }
        .section-header--left {
            text-align: left;
        }
        .section-header--left .section-subtitle {
            margin: 0;
        }

        /* ========== HERO ========== */
        .hero {
            position: relative;
            min-height: 520px;
            display: flex;
            align-items: center;
            background: var(--color-primary-dark);
            overflow: hidden;
            padding: 60px 0;
        }
        .hero__bg {
            position: absolute;
            inset: 0;
            z-index: 0;
        }
        .hero__bg img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.5;
        }
        .hero__overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 38, 64, 0.88) 0%, rgba(27, 58, 92, 0.75) 40%, rgba(15, 38, 64, 0.82) 100%);
            z-index: 1;
        }
        .hero .container {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        .hero__content {
            color: #fff;
        }
        .hero__label {
            display: inline-block;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.2);
            color: #fff;
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 0.82rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            margin-bottom: 20px;
            backdrop-filter: blur(4px);
        }
        .hero__label .dot {
            display: inline-block;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--color-success);
            margin-right: 6px;
            animation: pulse-dot 2s ease-in-out infinite;
        }
        .hero__content h1 {
            color: #fff;
            font-size: 3rem;
            margin-bottom: 16px;
            line-height: 1.2;
            letter-spacing: -0.02em;
        }
        .hero__content h1 em {
            font-style: normal;
            color: var(--color-accent);
            text-decoration: underline;
            text-decoration-thickness: 3px;
            text-underline-offset: 6px;
            text-decoration-color: rgba(199, 146, 62, 0.5);
        }
        .hero__desc {
            color: rgba(255, 255, 255, 0.8);
            font-size: 1.1rem;
            margin-bottom: 28px;
            line-height: 1.7;
            max-width: 480px;
        }
        .hero__actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .hero__visual {
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .hero__stats {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
            width: 100%;
            max-width: 420px;
        }
        .hero__stat-card {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.14);
            border-radius: var(--radius-lg);
            padding: 20px;
            text-align: center;
            backdrop-filter: blur(6px);
            transition: all var(--transition);
        }
        .hero__stat-card:hover {
            background: rgba(255, 255, 255, 0.14);
            transform: translateY(-3px);
        }
        .hero__stat-number {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--color-accent);
            letter-spacing: -0.02em;
            line-height: 1;
            margin-bottom: 6px;
        }
        .hero__stat-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.7);
        }

        /* ========== BUTTONS ========== */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 24px;
            border-radius: 28px;
            font-weight: 600;
            font-size: 0.95rem;
            letter-spacing: 0.01em;
            transition: all var(--transition);
            white-space: nowrap;
            text-decoration: none;
            cursor: pointer;
            border: 2px solid transparent;
        }
        .btn--primary {
            background: var(--color-accent);
            color: #fff;
            border-color: var(--color-accent);
        }
        .btn--primary:hover {
            background: var(--color-accent-hover);
            border-color: var(--color-accent-hover);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }
        .btn--outline {
            background: transparent;
            color: #fff;
            border-color: rgba(255, 255, 255, 0.5);
        }
        .btn--outline:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
            color: #fff;
            transform: translateY(-1px);
        }
        .btn--solid-white {
            background: #fff;
            color: var(--color-primary);
            border-color: #fff;
        }
        .btn--solid-white:hover {
            background: #f0f0f0;
            border-color: #f0f0f0;
            color: var(--color-primary-dark);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }
        .btn--dark {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
        }
        .btn--dark:hover {
            background: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }
        .btn--lg {
            padding: 14px 32px;
            font-size: 1.05rem;
            border-radius: 32px;
        }
        .btn--sm {
            padding: 8px 16px;
            font-size: 0.85rem;
            border-radius: 20px;
        }
        .btn svg {
            width: 18px;
            height: 18px;
        }

        /* ========== INTRO SECTION ========== */
        .intro-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        .intro-image {
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            aspect-ratio: 4/3;
        }
        .intro-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .intro-image:hover img {
            transform: scale(1.04);
        }
        .intro-text h3 {
            margin-bottom: 16px;
            font-size: 1.6rem;
        }
        .intro-text p {
            color: var(--color-text-secondary);
            margin-bottom: 12px;
            font-size: 1rem;
        }
        .intro-features {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px;
            margin-top: 20px;
        }
        .intro-feature {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            padding: 14px;
            background: var(--color-white);
            border-radius: var(--radius);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-fast);
        }
        .intro-feature:hover {
            box-shadow: var(--shadow-sm);
            transform: translateY(-2px);
        }
        .intro-feature__icon {
            width: 36px;
            height: 36px;
            border-radius: var(--radius-sm);
            background: var(--color-accent-light);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            color: var(--color-accent);
            font-weight: 700;
            font-size: 0.9rem;
        }
        .intro-feature__text strong {
            display: block;
            font-size: 0.9rem;
            margin-bottom: 2px;
        }
        .intro-feature__text span {
            font-size: 0.8rem;
            color: var(--color-text-muted);
        }

        /* ========== CATEGORY CARDS ========== */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .category-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--color-border-light);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .category-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
            border-color: var(--color-border);
        }
        .category-card__image {
            aspect-ratio: 16/10;
            overflow: hidden;
            position: relative;
        }
        .category-card__image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .category-card:hover .category-card__image img {
            transform: scale(1.06);
        }
        .category-card__image .tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--color-accent);
            color: #fff;
            padding: 4px 12px;
            border-radius: 14px;
            font-size: 0.78rem;
            font-weight: 600;
            z-index: 2;
        }
        .category-card__body {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .category-card__body h4 {
            margin-bottom: 8px;
            font-size: 1.15rem;
        }
        .category-card__body p {
            color: var(--color-text-muted);
            font-size: 0.9rem;
            flex: 1;
            margin-bottom: 12px;
        }
        .category-card__link {
            font-weight: 600;
            color: var(--color-accent);
            font-size: 0.9rem;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap var(--transition-fast);
        }
        .category-card__link:hover {
            gap: 8px;
            color: var(--color-accent-hover);
        }

        /* ========== NEWS LIST ========== */
        .news-list {
            display: grid;
            gap: 0;
        }
        .news-item {
            display: grid;
            grid-template-columns: 180px 1fr auto;
            gap: 20px;
            align-items: start;
            padding: 20px 0;
            border-bottom: 1px solid var(--color-border-light);
            transition: all var(--transition-fast);
        }
        .news-item:first-child {
            padding-top: 0;
        }
        .news-item:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }
        .news-item:hover {
            background: rgba(255, 255, 255, 0.5);
            margin: 0 -12px;
            padding-left: 12px;
            padding-right: 12px;
            border-radius: var(--radius);
        }
        .news-item__thumb {
            border-radius: var(--radius);
            overflow: hidden;
            aspect-ratio: 16/11;
            flex-shrink: 0;
        }
        .news-item__thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition);
        }
        .news-item:hover .news-item__thumb img {
            transform: scale(1.05);
        }
        .news-item__info h4 {
            font-size: 1.05rem;
            margin-bottom: 6px;
            line-height: 1.4;
        }
        .news-item__info h4 a:hover {
            color: var(--color-accent);
        }
        .news-item__meta {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
            font-size: 0.82rem;
            color: var(--color-text-muted);
            margin-bottom: 6px;
        }
        .news-item__meta .badge {
            background: var(--color-accent-light);
            color: var(--color-accent);
            padding: 3px 10px;
            border-radius: 12px;
            font-size: 0.75rem;
            font-weight: 600;
        }
        .news-item__excerpt {
            color: var(--color-text-secondary);
            font-size: 0.88rem;
            line-height: 1.6;
        }
        .news-item__arrow {
            display: flex;
            align-items: center;
            color: var(--color-text-muted);
            transition: all var(--transition-fast);
            flex-shrink: 0;
            padding-top: 16px;
        }
        .news-item:hover .news-item__arrow {
            color: var(--color-accent);
            transform: translateX(4px);
        }
        .news-empty {
            text-align: center;
            padding: 40px 20px;
            color: var(--color-text-muted);
            font-size: 1rem;
            background: var(--color-white);
            border-radius: var(--radius-lg);
            border: 2px dashed var(--color-border);
        }

        /* ========== STATS RIBBON ========== */
        .stats-ribbon {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            text-align: center;
        }
        .stat-block {
            padding: 28px 20px;
            background: rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-lg);
            border: 1px solid rgba(255, 255, 255, 0.1);
            transition: all var(--transition);
        }
        .stat-block:hover {
            background: rgba(255, 255, 255, 0.12);
            transform: translateY(-3px);
        }
        .stat-block__number {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--color-accent);
            letter-spacing: -0.03em;
            line-height: 1;
            margin-bottom: 8px;
        }
        .stat-block__label {
            color: rgba(255, 255, 255, 0.75);
            font-size: 0.9rem;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: grid;
            gap: 10px;
        }
        .faq-item {
            background: var(--color-white);
            border-radius: var(--radius);
            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-xs);
        }
        .faq-item__q {
            padding: 18px 20px;
            font-weight: 600;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 1rem;
            user-select: none;
            transition: background var(--transition-fast);
        }
        .faq-item__q:hover {
            background: var(--color-bg);
        }
        .faq-item__q .icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--color-bg-alt);
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-fast);
            flex-shrink: 0;
            font-size: 1.2rem;
            color: var(--color-text-muted);
            font-weight: 700;
        }
        .faq-item.open .faq-item__q .icon {
            background: var(--color-accent);
            color: #fff;
            transform: rotate(45deg);
        }
        .faq-item__a {
            padding: 0 20px 18px;
            color: var(--color-text-secondary);
            font-size: 0.92rem;
            line-height: 1.7;
            display: none;
        }
        .faq-item.open .faq-item__a {
            display: block;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            text-align: center;
            background: var(--color-white);
            border-radius: var(--radius-xl);
            padding: 56px 40px;
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: var(--color-accent-light);
            opacity: 0.5;
            pointer-events: none;
        }
        .cta-section h3 {
            font-size: 1.7rem;
            margin-bottom: 10px;
            position: relative;
            z-index: 1;
        }
        .cta-section p {
            color: var(--color-text-muted);
            margin-bottom: 24px;
            position: relative;
            z-index: 1;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-section .btn {
            position: relative;
            z-index: 1;
        }

        /* ========== FOOTER ========== */
        .footer {
            background: var(--color-primary-dark);
            color: rgba(255, 255, 255, 0.75);
            padding: 48px 0 28px;
            margin-top: auto;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 36px;
        }
        .footer__brand {
            font-size: 1.3rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 10px;
            display: block;
        }
        .footer__desc {
            font-size: 0.88rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
        }
        .footer h5 {
            color: #fff;
            font-size: 0.95rem;
            margin-bottom: 14px;
            font-weight: 700;
        }
        .footer-links {
            display: grid;
            gap: 8px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.88rem;
            transition: color var(--transition-fast);
        }
        .footer-links a:hover {
            color: #fff;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom a:hover {
            color: #fff;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.6rem;
            }
            .hero .container {
                grid-template-columns: 1fr;
                gap: 32px;
                text-align: center;
            }
            .hero__content h1 {
                font-size: 2.2rem;
            }
            .hero__desc {
                max-width: 100%;
                margin-left: auto;
                margin-right: auto;
            }
            .hero__actions {
                justify-content: center;
            }
            .hero__stats {
                max-width: 100%;
                grid-template-columns: repeat(4, 1fr);
            }
            .hero__stat-number {
                font-size: 1.6rem;
            }
            .intro-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .category-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-ribbon {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .nav-search {
                max-width: 160px;
            }
            .nav-search input {
                width: 100px;
            }
            .news-item {
                grid-template-columns: 140px 1fr;
                gap: 14px;
            }
            .news-item__arrow {
                display: none;
            }
        }

        @media (max-width: 768px) {
            .header-top {
                display: none;
            }
            .header-nav {
                height: 56px;
            }
            .nav-links {
                display: none;
                position: absolute;
                top: 56px;
                left: 0;
                right: 0;
                background: var(--color-white);
                flex-direction: column;
                padding: 16px;
                gap: 4px;
                border-bottom: 1px solid var(--color-border-light);
                box-shadow: var(--shadow-md);
                z-index: 999;
            }
            .nav-links.open {
                display: flex;
            }
            .nav-links a {
                width: 100%;
                padding: 12px 16px;
                border-radius: var(--radius-sm);
            }
            .nav-links a.active::after {
                display: none;
            }
            .nav-mobile-toggle {
                display: flex;
            }
            .nav-search {
                display: none;
            }
            .hero {
                min-height: auto;
                padding: 40px 0;
            }
            .hero__content h1 {
                font-size: 1.8rem;
            }
            .hero__stats {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
            .hero__stat-card {
                padding: 14px 10px;
            }
            .hero__stat-number {
                font-size: 1.4rem;
            }
            .section {
                padding: 40px 0;
            }
            .section--loose {
                padding: 52px 0;
            }
            .category-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .stats-ribbon {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-block__number {
                font-size: 2rem;
            }
            .news-item {
                grid-template-columns: 100px 1fr;
                gap: 12px;
                padding: 14px 0;
            }
            .news-item__thumb {
                aspect-ratio: 4/3;
            }
            .news-item__info h4 {
                font-size: 0.95rem;
            }
            .cta-section {
                padding: 36px 20px;
                border-radius: var(--radius-lg);
            }
            .cta-section h3 {
                font-size: 1.4rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .intro-features {
                grid-template-columns: 1fr;
            }
            .faq-item__q {
                font-size: 0.92rem;
                padding: 14px 16px;
            }
            .faq-item__a {
                padding: 0 16px 14px;
                font-size: 0.85rem;
            }
        }

        @media (max-width: 520px) {
            h1 {
                font-size: 1.55rem;
            }
            h2 {
                font-size: 1.35rem;
            }
            .container {
                padding: 0 16px;
            }
            .hero__content h1 {
                font-size: 1.5rem;
            }
            .hero__desc {
                font-size: 0.92rem;
            }
            .hero__actions {
                flex-direction: column;
                align-items: center;
            }
            .hero__actions .btn {
                width: 100%;
                justify-content: center;
            }
            .hero__stats {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
            .hero__stat-number {
                font-size: 1.2rem;
            }
            .hero__stat-label {
                font-size: 0.75rem;
            }
            .news-item {
                grid-template-columns: 1fr;
                gap: 8px;
            }
            .news-item__thumb {
                aspect-ratio: 16/9;
                max-height: 160px;
            }
            .stats-ribbon {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
            .stat-block {
                padding: 18px 10px;
            }
            .stat-block__number {
                font-size: 1.6rem;
            }
            .stat-block__label {
                font-size: 0.78rem;
            }
            .btn {
                padding: 10px 18px;
                font-size: 0.88rem;
            }
            .btn--lg {
                padding: 12px 24px;
                font-size: 0.95rem;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
        }

/* roulang page: article */
:root {
            --color-primary: #1a3a5c;
            --color-primary-dark: #0f2840;
            --color-primary-light: #2a5580;
            --color-accent: #b8944e;
            --color-accent-dark: #9a7b3c;
            --color-accent-light: #d4b87a;
            --color-accent-pale: #f7f1e3;
            --color-text: #2d2d2d;
            --color-text-light: #5a5a5a;
            --color-text-muted: #8a8a8a;
            --color-heading: #1a202c;
            --color-bg: #ffffff;
            --color-bg-alt: #f7f5f0;
            --color-bg-warm: #faf8f4;
            --color-bg-dark: #1a2a38;
            --color-bg-card: #ffffff;
            --color-border: #e5e0d8;
            --color-border-light: #f0ebe2;
            --color-border-strong: #d5cec4;
            --color-tag-bg: #eef4f8;
            --color-tag-text: #1a3a5c;
            --radius-sm: 6px;
            --radius: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-xs: 0 1px 3px rgba(0,0,0,0.04);
            --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
            --shadow: 0 4px 20px rgba(0,0,0,0.08);
            --shadow-lg: 0 8px 40px rgba(0,0,0,0.12);
            --shadow-card-hover: 0 12px 48px rgba(0,0,0,0.14);
            --font-sans: 'Segoe UI', system-ui, -apple-system, 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-serif: 'Georgia', 'Noto Serif SC', 'STSong', 'SimSun', serif;
            --font-mono: 'SF Mono', 'Cascadia Code', 'Consolas', monospace;
            --transition-fast: 0.15s ease;
            --transition: 0.25s ease;
            --transition-slow: 0.4s ease;
            --max-width: 1200px;
            --max-width-content: 780px;
            --header-height: 64px;
            --topbar-height: 34px;
        }

        *, *::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;
        }

        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, textarea { font-family: inherit; }

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

        /* ===== TOP BAR ===== */
        .topbar {
            background: var(--color-primary-dark);
            color: rgba(255,255,255,0.85);
            font-size: 13px;
            height: var(--topbar-height);
            line-height: var(--topbar-height);
            position: relative;
            z-index: 1001;
        }
        .topbar__inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 100%;
            gap: 16px;
        }
        .topbar__left {
            display: flex;
            align-items: center;
            gap: 18px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .topbar__left .dot {
            display: inline-block;
            width: 7px;
            height: 7px;
            background: #4ade80;
            border-radius: 50%;
            margin-right: 6px;
            animation: pulse-dot 2s infinite;
        }
        @keyframes pulse-dot {
            0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(74,222,128,0.6); }
            50% { opacity: 0.7; box-shadow: 0 0 0 8px rgba(74,222,128,0); }
        }
        .topbar__right {
            display: flex;
            align-items: center;
            gap: 14px;
            white-space: nowrap;
        }
        .topbar__right a {
            color: rgba(255,255,255,0.75);
            font-size: 12px;
            transition: color var(--transition-fast);
        }
        .topbar__right a:hover { color: #fff; }
        .topbar__badge {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            font-size: 11px;
            padding: 2px 10px;
            border-radius: 20px;
            line-height: 1.6;
            font-weight: 600;
            letter-spacing: 0.4px;
        }

        /* ===== HEADER / NAV ===== */
        .header {
            background: var(--color-bg);
            border-bottom: 1px solid var(--color-border-light);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow-xs);
            height: var(--header-height);
        }
        .header__inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-height);
            gap: 24px;
        }
        .header__logo {
            font-size: 22px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .header__logo-icon {
            width: 36px;
            height: 36px;
            background: var(--color-primary);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            font-weight: 700;
            flex-shrink: 0;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
        }
        .nav-links a {
            display: inline-flex;
            align-items: center;
            padding: 8px 18px;
            border-radius: var(--radius);
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text-light);
            transition: all var(--transition-fast);
            position: relative;
            white-space: nowrap;
        }
        .nav-links a:hover {
            color: var(--color-primary);
            background: var(--color-bg-warm);
        }
        .nav-links a.active {
            color: var(--color-primary);
            background: var(--color-accent-pale);
            font-weight: 600;
        }
        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 50%;
            transform: translateX(-50%);
            width: 28px;
            height: 3px;
            background: var(--color-accent);
            border-radius: 3px 3px 0 0;
        }
        .header__search {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }
        .header__search-input {
            width: 180px;
            padding: 8px 14px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius);
            font-size: 14px;
            background: var(--color-bg-warm);
            color: var(--color-text);
            transition: all var(--transition-fast);
            outline: none;
        }
        .header__search-input:focus {
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(184,148,78,0.1);
            width: 220px;
        }
        .header__search-btn {
            padding: 8px 14px;
            background: var(--color-primary);
            color: #fff;
            border-radius: var(--radius);
            font-size: 14px;
            font-weight: 500;
            transition: all var(--transition-fast);
        }
        .header__search-btn:hover {
            background: var(--color-primary-light);
        }
        .header__hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 10px 6px;
            cursor: pointer;
            z-index: 1002;
        }
        .header__hamburger span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: var(--color-text);
            border-radius: 2px;
            transition: all var(--transition);
        }
        .header__hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
        .header__hamburger.active span:nth-child(2) { opacity: 0; }
        .header__hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

        /* ===== ARTICLE BANNER ===== */
        .article-banner {
            position: relative;
            background: var(--color-bg-dark);
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            min-height: 280px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .article-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15,40,64,0.88) 0%, rgba(26,58,92,0.78) 40%, rgba(15,40,64,0.85) 100%);
            z-index: 1;
        }
        .article-banner::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 60px;
            background: linear-gradient(to top, rgba(255,255,255,0.03) 0%, transparent 100%);
            z-index: 2;
        }
        .article-banner__content {
            position: relative;
            z-index: 3;
            padding: 50px 0;
            color: #fff;
        }
        .article-banner__category {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: 20px;
            letter-spacing: 0.6px;
            margin-bottom: 16px;
        }
        .article-banner__title {
            font-size: 2.2rem;
            font-weight: 700;
            line-height: 1.35;
            letter-spacing: 0.3px;
            max-width: 800px;
            text-shadow: 0 2px 12px rgba(0,0,0,0.3);
            margin-bottom: 14px;
        }
        .article-banner__meta {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 20px;
            font-size: 14px;
            color: rgba(255,255,255,0.8);
        }
        .article-banner__meta-item {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .article-banner__meta-dot {
            width: 4px;
            height: 4px;
            background: rgba(255,255,255,0.5);
            border-radius: 50%;
        }

        /* ===== BREADCRUMB ===== */
        .breadcrumb-wrap {
            background: var(--color-bg-warm);
            border-bottom: 1px solid var(--color-border-light);
            padding: 10px 0;
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: var(--color-text-muted);
        }
        .breadcrumb a { color: var(--color-text-light); }
        .breadcrumb a:hover { color: var(--color-primary); }
        .breadcrumb__sep {
            color: var(--color-border-strong);
            font-size: 11px;
            user-select: none;
        }
        .breadcrumb__current {
            color: var(--color-text);
            font-weight: 500;
        }

        /* ===== MAIN CONTENT AREA ===== */
        .article-layout {
            display: grid;
            grid-template-columns: 1fr 340px;
            gap: 40px;
            padding: 40px 0 50px;
            align-items: start;
        }
        .article-main {
            min-width: 0;
        }
        .article-sidebar {
            position: sticky;
            top: calc(var(--header-height) + 20px);
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        /* ===== CMS CONTENT ===== */
        .cms-content {
            font-family: var(--font-serif);
            font-size: 17px;
            line-height: 1.9;
            color: var(--color-text);
            word-break: break-word;
        }
        .cms-content h2 {
            font-family: var(--font-sans);
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-heading);
            margin: 36px 0 16px;
            padding-left: 16px;
            border-left: 4px solid var(--color-accent);
            line-height: 1.4;
        }
        .cms-content h3 {
            font-family: var(--font-sans);
            font-size: 1.2rem;
            font-weight: 600;
            color: var(--color-heading);
            margin: 28px 0 12px;
        }
        .cms-content p {
            margin-bottom: 18px;
            text-indent: 2em;
        }
        .cms-content p:first-of-type {
            text-indent: 2em;
        }
        .cms-content img {
            border-radius: var(--radius);
            margin: 24px auto;
            box-shadow: var(--shadow-sm);
            max-width: 100%;
        }
        .cms-content blockquote {
            margin: 24px 0;
            padding: 18px 24px;
            background: var(--color-accent-pale);
            border-left: 4px solid var(--color-accent);
            border-radius: 0 var(--radius) var(--radius) 0;
            font-style: italic;
            color: var(--color-text-light);
            font-size: 16px;
        }
        .cms-content ul, .cms-content ol {
            margin: 16px 0 20px;
            padding-left: 24px;
        }
        .cms-content li {
            margin-bottom: 8px;
            line-height: 1.8;
        }
        .cms-content a {
            color: var(--color-primary-light);
            border-bottom: 1px solid rgba(42,85,128,0.3);
            transition: all var(--transition-fast);
        }
        .cms-content a:hover {
            color: var(--color-accent-dark);
            border-bottom-color: var(--color-accent);
        }
        .cms-content strong {
            color: var(--color-heading);
            font-weight: 600;
        }
        .cms-content code {
            background: #f4f4f4;
            padding: 2px 8px;
            border-radius: 3px;
            font-family: var(--font-mono);
            font-size: 0.9em;
        }
        .cms-content pre {
            background: #1e293b;
            color: #e2e8f0;
            padding: 20px 24px;
            border-radius: var(--radius);
            overflow-x: auto;
            margin: 20px 0;
            font-size: 14px;
            line-height: 1.6;
        }
        .cms-content pre code {
            background: none;
            padding: 0;
            color: inherit;
        }

        /* ===== ARTICLE FOOTER META ===== */
        .article-footer-meta {
            margin-top: 40px;
            padding-top: 24px;
            border-top: 1px solid var(--color-border-light);
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
        }
        .article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .article-tag {
            display: inline-block;
            padding: 5px 14px;
            background: var(--color-tag-bg);
            color: var(--color-tag-text);
            border-radius: 20px;
            font-size: 13px;
            font-weight: 500;
            transition: all var(--transition-fast);
        }
        .article-tag:hover {
            background: var(--color-primary);
            color: #fff;
        }
        .article-share {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--color-text-muted);
        }
        .article-share-btn {
            width: 34px;
            height: 34px;
            border-radius: 50%;
            border: 1px solid var(--color-border);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-fast);
            color: var(--color-text-light);
            font-size: 14px;
        }
        .article-share-btn:hover {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
        }

        /* ===== SIDEBAR ===== */
        .sidebar-card {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: var(--shadow-xs);
        }
        .sidebar-card__title {
            font-size: 17px;
            font-weight: 700;
            color: var(--color-heading);
            margin-bottom: 16px;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--color-accent-pale);
            letter-spacing: 0.3px;
        }
        .sidebar-card--author {
            text-align: center;
        }
        .sidebar-author-avatar {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 26px;
            font-weight: 700;
            margin: 0 auto 12px;
        }
        .sidebar-author-name {
            font-weight: 600;
            font-size: 15px;
            color: var(--color-heading);
        }
        .sidebar-author-desc {
            font-size: 13px;
            color: var(--color-text-muted);
            margin-top: 6px;
            line-height: 1.5;
        }
        .sidebar-news-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 0;
        }
        .sidebar-news-item {
            padding: 13px 0;
            border-bottom: 1px solid var(--color-border-light);
            transition: all var(--transition-fast);
        }
        .sidebar-news-item:last-child { border-bottom: none; }
        .sidebar-news-item a {
            display: block;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text);
            line-height: 1.5;
            transition: color var(--transition-fast);
        }
        .sidebar-news-item a:hover { color: var(--color-primary); }
        .sidebar-news-item .sidebar-news-date {
            font-size: 12px;
            color: var(--color-text-muted);
            margin-top: 4px;
        }
        .sidebar-cta {
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
            color: #fff;
            border-radius: var(--radius-lg);
            padding: 24px;
            text-align: center;
        }
        .sidebar-cta__title {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .sidebar-cta__desc {
            font-size: 13px;
            opacity: 0.85;
            margin-bottom: 16px;
            line-height: 1.5;
        }
        .sidebar-cta__btn {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            padding: 10px 22px;
            border-radius: var(--radius);
            font-weight: 600;
            font-size: 14px;
            transition: all var(--transition-fast);
        }
        .sidebar-cta__btn:hover {
            background: var(--color-accent-dark);
            transform: translateY(-1px);
            box-shadow: 0 4px 16px rgba(0,0,0,0.25);
        }

        /* ===== RELATED POSTS ===== */
        .section-related {
            background: var(--color-bg-warm);
            padding: 50px 0 40px;
            border-top: 1px solid var(--color-border-light);
        }
        .section-related__title {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--color-heading);
            text-align: center;
            margin-bottom: 30px;
            letter-spacing: 0.5px;
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .related-card {
            background: var(--color-bg-card);
            border-radius: var(--radius);
            overflow: hidden;
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-xs);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .related-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }
        .related-card__image {
            width: 100%;
            aspect-ratio: 16/10;
            object-fit: cover;
            display: block;
        }
        .related-card__body {
            padding: 16px 18px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .related-card__category {
            font-size: 11px;
            font-weight: 600;
            color: var(--color-accent);
            text-transform: uppercase;
            letter-spacing: 0.8px;
            margin-bottom: 6px;
        }
        .related-card__title {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-heading);
            line-height: 1.45;
            margin-bottom: 8px;
            flex: 1;
        }
        .related-card__title a { color: inherit; }
        .related-card__title a:hover { color: var(--color-primary); }
        .related-card__date {
            font-size: 12px;
            color: var(--color-text-muted);
        }

        /* ===== CTA SECTION ===== */
        .section-cta {
            background: var(--color-primary);
            color: #fff;
            padding: 50px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .section-cta::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -80px;
            width: 260px;
            height: 260px;
            background: rgba(255,255,255,0.03);
            border-radius: 50%;
        }
        .section-cta::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -60px;
            width: 200px;
            height: 200px;
            background: rgba(255,255,255,0.03);
            border-radius: 50%;
        }
        .section-cta__inner {
            position: relative;
            z-index: 1;
        }
        .section-cta__title {
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 10px;
            letter-spacing: 0.5px;
        }
        .section-cta__desc {
            font-size: 15px;
            opacity: 0.85;
            margin-bottom: 24px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.6;
        }
        .section-cta__actions {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 12px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 12px 28px;
            border-radius: var(--radius);
            font-size: 15px;
            font-weight: 600;
            transition: all var(--transition);
            letter-spacing: 0.3px;
            white-space: nowrap;
        }
        .btn--accent {
            background: var(--color-accent);
            color: #fff;
        }
        .btn--accent:hover {
            background: var(--color-accent-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(0,0,0,0.25);
        }
        .btn--outline-light {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255,255,255,0.5);
        }
        .btn--outline-light:hover {
            background: rgba(255,255,255,0.1);
            border-color: #fff;
            transform: translateY(-2px);
        }
        .btn--primary {
            background: var(--color-primary);
            color: #fff;
        }
        .btn--primary:hover {
            background: var(--color-primary-light);
            box-shadow: 0 4px 16px rgba(26,58,92,0.35);
        }

        /* ===== NOT FOUND STATE ===== */
        .not-found {
            text-align: center;
            padding: 80px 24px;
        }
        .not-found__icon {
            font-size: 64px;
            margin-bottom: 20px;
            opacity: 0.6;
        }
        .not-found__title {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--color-heading);
            margin-bottom: 10px;
        }
        .not-found__desc {
            color: var(--color-text-muted);
            margin-bottom: 24px;
            font-size: 15px;
        }

        /* ===== FOOTER ===== */
        .footer {
            background: var(--color-bg-dark);
            color: rgba(255,255,255,0.8);
            padding: 50px 0 24px;
            font-size: 14px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 36px;
        }
        .footer__brand {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            display: block;
            margin-bottom: 10px;
            letter-spacing: 0.5px;
        }
        .footer__desc {
            font-size: 13px;
            line-height: 1.7;
            opacity: 0.7;
            max-width: 300px;
        }
        .footer h5 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.4px;
        }
        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-links a {
            color: rgba(255,255,255,0.65);
            font-size: 13px;
            transition: color var(--transition-fast);
        }
        .footer-links a:hover { color: var(--color-accent-light); }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.1);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 10px;
            font-size: 12px;
            opacity: 0.55;
        }

        /* ===== RESPONSIVE ===== */
        @media (max-width: 1024px) {
            .article-layout {
                grid-template-columns: 1fr 280px;
                gap: 28px;
            }
            .article-banner__title {
                font-size: 1.8rem;
            }
            .related-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --header-height: 56px;
                --topbar-height: 30px;
            }
            .topbar { font-size: 11px; }
            .topbar__right { display: none; }
            .header__search { display: none; }
            .header__hamburger { display: flex; }
            .nav-links {
                position: fixed;
                top: calc(var(--topbar-height) + var(--header-height));
                left: 0;
                right: 0;
                background: var(--color-bg);
                flex-direction: column;
                padding: 16px 24px;
                gap: 4px;
                border-bottom: 2px solid var(--color-border-light);
                box-shadow: var(--shadow-lg);
                transform: translateY(-110%);
                opacity: 0;
                transition: all var(--transition);
                z-index: 999;
            }
            .nav-links.open {
                transform: translateY(0);
                opacity: 1;
            }
            .nav-links a {
                width: 100%;
                padding: 12px 18px;
                font-size: 16px;
                border-radius: var(--radius);
            }
            .nav-links a.active::after { display: none; }
            .article-layout {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .article-sidebar {
                position: static;
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .article-banner {
                min-height: 200px;
            }
            .article-banner__title {
                font-size: 1.5rem;
            }
            .article-banner__content {
                padding: 32px 0;
            }
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .cms-content {
                font-size: 16px;
                line-height: 1.8;
            }
            .cms-content h2 {
                font-size: 1.3rem;
            }
            .section-cta__title {
                font-size: 1.4rem;
            }
        }

        @media (max-width: 520px) {
            .container { padding: 0 16px; }
            .article-banner__title {
                font-size: 1.3rem;
            }
            .article-banner__meta {
                font-size: 12px;
                gap: 10px;
            }
            .related-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .related-card__body {
                padding: 12px 14px;
            }
            .related-card__title {
                font-size: 13px;
            }
            .article-sidebar {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .article-footer-meta {
                flex-direction: column;
                align-items: flex-start;
            }
            .section-cta__title {
                font-size: 1.2rem;
            }
            .btn {
                padding: 10px 20px;
                font-size: 14px;
            }
            .cms-content p {
                text-indent: 1.5em;
            }
            .cms-content blockquote {
                padding: 14px 18px;
                font-size: 14px;
            }
            .article-banner {
                min-height: 170px;
            }
        }

/* roulang page: category1 */
:root {
            --color-primary: #1a2744;
            --color-primary-light: #243656;
            --color-primary-dark: #111d33;
            --color-accent: #c9a84c;
            --color-accent-light: #d4b96a;
            --color-accent-dark: #a88a35;
            --color-surface: #f8f6f1;
            --color-surface-alt: #f0ede6;
            --color-text-main: #1a1a1a;
            --color-text-soft: #5a5a5a;
            --color-text-muted: #8a8a8a;
            --color-border: #e0dcd4;
            --color-border-light: #ebe7df;
            --color-white: #ffffff;
            --color-red-accent: #c0392b;
            --radius-sm: 4px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.07), 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);
            --transition-fast: 0.15s ease;
            --transition-normal: 0.25s ease;
            --transition-slow: 0.35s ease;
            --max-width: 1280px;
            --header-top-height: 36px;
            --header-main-height: 64px;
            --header-total-height: 100px;
        }

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

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

        body {
            margin: 0;
            padding: 0;
            font-family: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text-main);
            background-color: var(--color-surface);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

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

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

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

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: 'Noto Serif SC', 'Source Han Serif SC', Georgia, serif;
            font-weight: 700;
            line-height: 1.3;
            margin: 0;
            color: var(--color-primary);
        }

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

        /* ========== HEADER TOP BAR ========== */
        .header-top {
            background-color: var(--color-primary-dark);
            height: var(--header-top-height);
            display: flex;
            align-items: center;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.85);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .header-top .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .header-top__info {
            display: flex;
            align-items: center;
            gap: 20px;
        }
        .header-top__info span {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .header-top__info .dot-pulse {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background-color: #4ade80;
            animation: pulse-dot 1.8s ease-in-out infinite;
        }
        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                box-shadow: 0 0 0 0 rgba(74, 222, 128, 0.5);
            }
            50% {
                opacity: 0.5;
                box-shadow: 0 0 0 6px rgba(74, 222, 128, 0);
            }
        }
        .header-top__actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .header-top__actions a {
            color: rgba(255, 255, 255, 0.75);
            font-size: 0.78rem;
            transition: color var(--transition-fast);
            white-space: nowrap;
        }
        .header-top__actions a:hover {
            color: var(--color-accent-light);
        }

        /* ========== HEADER MAIN NAV ========== */
        .header-main {
            background-color: var(--color-white);
            height: var(--header-main-height);
            border-bottom: 1px solid var(--color-border-light);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: var(--shadow-sm);
        }
        .header-main .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: 'Noto Serif SC', 'Source Han Serif SC', Georgia, serif;
            font-weight: 900;
            font-size: 1.35rem;
            color: var(--color-primary);
            letter-spacing: 0.02em;
            white-space: nowrap;
            flex-shrink: 0;
        }
        .header-logo .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-md);
            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-size: 1.1rem;
            font-weight: 900;
            flex-shrink: 0;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .nav-links a {
            padding: 8px 18px;
            border-radius: var(--radius-md);
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--color-text-soft);
            transition: all var(--transition-fast);
            position: relative;
            white-space: nowrap;
        }
        .nav-links a:hover {
            color: var(--color-primary);
            background-color: var(--color-surface-alt);
        }
        .nav-links a.active {
            color: var(--color-white);
            background-color: var(--color-primary);
            font-weight: 600;
            box-shadow: var(--shadow-sm);
        }
        .nav-links a.active:hover {
            background-color: var(--color-primary-light);
            color: var(--color-white);
        }
        .header-search {
            display: flex;
            align-items: center;
            gap: 0;
            background: var(--color-surface);
            border-radius: 24px;
            padding: 0 0 0 16px;
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-fast);
            flex-shrink: 0;
            max-width: 240px;
        }
        .header-search:focus-within {
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(201, 168, 76, 0.12);
            background: var(--color-white);
        }
        .header-search input {
            border: none;
            background: transparent;
            padding: 8px 0;
            font-size: 0.9rem;
            color: var(--color-text-main);
            outline: none;
            width: 160px;
        }
        .header-search input::placeholder {
            color: var(--color-text-muted);
        }
        .header-search button {
            background: var(--color-primary);
            border: none;
            color: var(--color-white);
            padding: 8px 14px;
            border-radius: 0 24px 24px 0;
            cursor: pointer;
            font-size: 0.85rem;
            transition: background var(--transition-fast);
            white-space: nowrap;
        }
        .header-search button:hover {
            background: var(--color-primary-light);
        }
        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            cursor: pointer;
            color: var(--color-primary);
            padding: 8px;
            border-radius: var(--radius-md);
            transition: background var(--transition-fast);
        }
        .mobile-menu-btn:hover {
            background: var(--color-surface-alt);
        }

        /* ========== BREADCRUMB ========== */
        .breadcrumb-bar {
            background: var(--color-white);
            border-bottom: 1px solid var(--color-border-light);
            padding: 10px 0;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--color-text-muted);
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--color-text-soft);
            transition: color var(--transition-fast);
        }
        .breadcrumb a:hover {
            color: var(--color-accent-dark);
        }
        .breadcrumb .separator {
            color: var(--color-border);
            user-select: none;
        }
        .breadcrumb .current {
            color: var(--color-primary);
            font-weight: 600;
        }

        /* ========== CATEGORY BANNER ========== */
        .category-banner {
            position: relative;
            background: linear-gradient(160deg, var(--color-primary) 0%, var(--color-primary-light) 40%, #1e3555 100%);
            padding: 56px 0;
            overflow: hidden;
        }
        .category-banner::before {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 55%;
            height: 100%;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center right;
            opacity: 0.22;
            mask-image: linear-gradient(to left, rgba(0, 0, 0, 0.8) 0%, rgba(0, 0, 0, 0) 100%);
            -webkit-mask-image: linear-gradient(to left, rgba(0, 0, 0, 0.8) 0%, rgba(0, 0, 0, 0) 100%);
        }
        .category-banner::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -40px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            border: 2px solid rgba(255, 255, 255, 0.08);
            pointer-events: none;
        }
        .category-banner .container {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            gap: 40px;
        }
        .category-banner__content {
            flex: 1;
        }
        .category-banner__badge {
            display: inline-block;
            background: var(--color-accent);
            color: var(--color-primary-dark);
            font-weight: 700;
            font-size: 0.8rem;
            padding: 5px 14px;
            border-radius: 20px;
            letter-spacing: 0.05em;
            margin-bottom: 16px;
            text-transform: uppercase;
        }
        .category-banner h1 {
            color: var(--color-white);
            font-size: 2.6rem;
            font-weight: 900;
            margin-bottom: 12px;
            letter-spacing: 0.03em;
            line-height: 1.2;
        }
        .category-banner__desc {
            color: rgba(255, 255, 255, 0.8);
            font-size: 1.1rem;
            line-height: 1.7;
            max-width: 580px;
        }
        .category-banner__stats {
            display: flex;
            gap: 32px;
            margin-top: 20px;
        }
        .category-banner__stat {
            text-align: center;
        }
        .category-banner__stat .stat-num {
            font-size: 2rem;
            font-weight: 900;
            color: var(--color-accent);
            font-family: 'Noto Serif SC', Georgia, serif;
            line-height: 1;
        }
        .category-banner__stat .stat-label {
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.65);
            margin-top: 4px;
        }

        /* ========== BREAKING NEWS TICKER ========== */
        .breaking-bar {
            background: var(--color-white);
            border-bottom: 1px solid var(--color-border-light);
            padding: 0;
            overflow: hidden;
        }
        .breaking-bar .container {
            display: flex;
            align-items: center;
            gap: 0;
            height: 44px;
        }
        .breaking-bar__label {
            background: var(--color-red-accent);
            color: #fff;
            padding: 6px 16px;
            font-weight: 700;
            font-size: 0.8rem;
            letter-spacing: 0.04em;
            white-space: nowrap;
            flex-shrink: 0;
            border-radius: 0 0 var(--radius-sm) 0;
            text-transform: uppercase;
        }
        .breaking-bar__ticker {
            flex: 1;
            overflow: hidden;
            position: relative;
            height: 100%;
            display: flex;
            align-items: center;
            padding: 0 16px;
        }
        .breaking-bar__ticker-inner {
            display: flex;
            gap: 60px;
            animation: ticker-scroll 30s linear infinite;
            white-space: nowrap;
        }
        @keyframes ticker-scroll {
            0% {
                transform: translateX(0);
            }
            100% {
                transform: translateX(-50%);
            }
        }
        .breaking-bar__ticker-inner a {
            color: var(--color-text-main);
            font-weight: 500;
            font-size: 0.9rem;
            transition: color var(--transition-fast);
            white-space: nowrap;
        }
        .breaking-bar__ticker-inner a:hover {
            color: var(--color-accent-dark);
        }
        .breaking-bar__ticker-inner .ticker-dot {
            color: var(--color-accent);
            font-weight: 700;
        }

        /* ========== MAIN CONTENT LAYOUT ========== */
        .main-content {
            padding: 48px 0 64px;
        }
        .main-content .container {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 40px;
            align-items: start;
        }
        .content-primary {
            min-width: 0;
        }
        .content-sidebar {
            position: sticky;
            top: calc(var(--header-total-height) + 20px);
            display: flex;
            flex-direction: column;
            gap: 28px;
        }

        /* ========== FILTER BAR ========== */
        .filter-bar {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
            padding: 16px 0;
            margin-bottom: 20px;
            border-bottom: 1px solid var(--color-border-light);
        }
        .filter-bar__label {
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--color-text-soft);
            white-space: nowrap;
        }
        .filter-tags {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }
        .filter-tag {
            padding: 7px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            cursor: pointer;
            transition: all var(--transition-fast);
            border: 1px solid var(--color-border);
            background: var(--color-white);
            color: var(--color-text-soft);
            white-space: nowrap;
            user-select: none;
        }
        .filter-tag:hover {
            border-color: var(--color-accent);
            color: var(--color-accent-dark);
            background: #fdfaf3;
        }
        .filter-tag.active {
            background: var(--color-primary);
            color: var(--color-white);
            border-color: var(--color-primary);
            font-weight: 600;
        }
        .filter-sort {
            margin-left: auto;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .filter-sort select {
            padding: 7px 32px 7px 12px;
            border-radius: 20px;
            border: 1px solid var(--color-border);
            font-size: 0.85rem;
            background: var(--color-white);
            color: var(--color-text-soft);
            cursor: pointer;
            appearance: none;
            -webkit-appearance: none;
            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='%235a5a5a' 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;
            transition: border-color var(--transition-fast);
        }
        .filter-sort select:focus {
            outline: none;
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(201, 168, 76, 0.1);
        }

        /* ========== ARTICLE LIST ========== */
        .article-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .article-card {
            display: flex;
            gap: 20px;
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 20px;
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-normal);
            cursor: pointer;
            position: relative;
            overflow: hidden;
        }
        .article-card:hover {
            box-shadow: var(--shadow-lg);
            border-color: transparent;
            transform: translateY(-2px);
        }
        .article-card__image {
            width: 200px;
            min-width: 200px;
            height: 140px;
            border-radius: var(--radius-md);
            overflow: hidden;
            flex-shrink: 0;
            position: relative;
            background: var(--color-surface-alt);
        }
        .article-card__image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .article-card:hover .article-card__image img {
            transform: scale(1.06);
        }
        .article-card__image .tag-overlay {
            position: absolute;
            top: 10px;
            left: 10px;
            background: var(--color-accent);
            color: var(--color-primary-dark);
            font-size: 0.72rem;
            font-weight: 700;
            padding: 3px 10px;
            border-radius: 12px;
            letter-spacing: 0.03em;
            z-index: 2;
        }
        .article-card__body {
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 8px;
            min-width: 0;
        }
        .article-card__meta {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 0.8rem;
            color: var(--color-text-muted);
        }
        .article-card__meta .meta-cat {
            color: var(--color-accent-dark);
            font-weight: 600;
        }
        .article-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            line-height: 1.45;
            color: var(--color-primary);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: color var(--transition-fast);
        }
        .article-card:hover h3 {
            color: var(--color-accent-dark);
        }
        .article-card__excerpt {
            font-size: 0.9rem;
            color: var(--color-text-soft);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .article-card__tags {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
        }
        .article-card__tags .mini-tag {
            font-size: 0.72rem;
            padding: 3px 10px;
            border-radius: 12px;
            background: var(--color-surface);
            color: var(--color-text-muted);
            border: 1px solid var(--color-border-light);
            white-space: nowrap;
        }

        /* ========== SIDEBAR ========== */
        .sidebar-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 22px;
            border: 1px solid var(--color-border-light);
        }
        .sidebar-card h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 16px;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--color-accent);
            display: inline-block;
        }
        .sidebar-hot-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }
        .sidebar-hot-item {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 12px 0;
            border-bottom: 1px solid var(--color-border-light);
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .sidebar-hot-item:last-child {
            border-bottom: none;
        }
        .sidebar-hot-item:hover {
            padding-left: 6px;
        }
        .sidebar-hot-item .rank-num {
            font-size: 1.3rem;
            font-weight: 900;
            font-family: 'Noto Serif SC', Georgia, serif;
            color: var(--color-accent);
            min-width: 32px;
            line-height: 1;
            flex-shrink: 0;
        }
        .sidebar-hot-item .rank-num.top3 {
            color: var(--color-red-accent);
        }
        .sidebar-hot-item .hot-info {
            flex: 1;
            min-width: 0;
        }
        .sidebar-hot-item .hot-title {
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--color-text-main);
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .sidebar-hot-item .hot-date {
            font-size: 0.75rem;
            color: var(--color-text-muted);
            margin-top: 4px;
        }
        .sidebar-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .sidebar-tag {
            padding: 6px 14px;
            border-radius: 16px;
            font-size: 0.8rem;
            background: var(--color-surface);
            color: var(--color-text-soft);
            border: 1px solid var(--color-border-light);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .sidebar-tag:hover {
            background: var(--color-primary);
            color: var(--color-white);
            border-color: var(--color-primary);
        }
        .sidebar-recommend {
            border-radius: var(--radius-lg);
            overflow: hidden;
            position: relative;
            height: 200px;
        }
        .sidebar-recommend img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .sidebar-recommend .recommend-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 20px;
            background: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, rgba(0, 0, 0, 0) 100%);
            color: #fff;
        }
        .sidebar-recommend .recommend-overlay span {
            font-size: 0.9rem;
            font-weight: 600;
        }

        /* ========== FEATURED SECTION ========== */
        .featured-section {
            padding: 56px 0;
            background: var(--color-white);
            border-top: 1px solid var(--color-border-light);
        }
        .section-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 32px;
            flex-wrap: wrap;
            gap: 12px;
        }
        .section-header h2 {
            font-size: 1.6rem;
            font-weight: 900;
            color: var(--color-primary);
            position: relative;
            padding-left: 16px;
        }
        .section-header h2::before {
            content: '';
            position: absolute;
            left: 0;
            top: 4px;
            bottom: 4px;
            width: 4px;
            background: var(--color-accent);
            border-radius: 2px;
        }
        .section-header .view-all {
            font-size: 0.9rem;
            color: var(--color-accent-dark);
            font-weight: 600;
            transition: color var(--transition-fast);
            white-space: nowrap;
        }
        .section-header .view-all:hover {
            color: var(--color-primary);
        }
        .featured-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .featured-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-normal);
            cursor: pointer;
        }
        .featured-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: transparent;
        }
        .featured-card__image {
            height: 180px;
            overflow: hidden;
            position: relative;
        }
        .featured-card__image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .featured-card:hover .featured-card__image img {
            transform: scale(1.05);
        }
        .featured-card__body {
            padding: 18px;
        }
        .featured-card__body h5 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.45;
            margin-bottom: 8px;
        }
        .featured-card__body p {
            font-size: 0.85rem;
            color: var(--color-text-soft);
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        /* ========== STATS STRIP ========== */
        .stats-strip {
            padding: 48px 0;
            background: var(--color-primary);
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            text-align: center;
        }
        .stat-item {
            padding: 12px;
        }
        .stat-item .stat-icon {
            font-size: 2rem;
            margin-bottom: 8px;
        }
        .stat-item .stat-value {
            font-size: 2.4rem;
            font-weight: 900;
            color: var(--color-accent);
            font-family: 'Noto Serif SC', Georgia, serif;
            line-height: 1;
        }
        .stat-item .stat-unit {
            font-size: 1rem;
            color: var(--color-accent);
            font-weight: 600;
        }
        .stat-item .stat-desc {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 6px;
        }

        /* ========== FAQ ========== */
        .faq-section {
            padding: 56px 0;
            background: var(--color-surface);
        }
        .faq-section .section-header {
            text-align: center;
        }
        .faq-section .section-header h2 {
            padding-left: 0;
            margin: 0 auto;
            display: inline-block;
        }
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--color-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            border-color: var(--color-accent);
        }
        .faq-item summary {
            padding: 18px 22px;
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            color: var(--color-primary);
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            user-select: none;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary::after {
            content: '+';
            font-size: 1.3rem;
            font-weight: 300;
            color: var(--color-accent);
            transition: transform var(--transition-fast);
            flex-shrink: 0;
        }
        .faq-item[open] summary::after {
            content: '−';
            transform: rotate(180deg);
        }
        .faq-item .faq-answer {
            padding: 0 22px 18px;
            font-size: 0.9rem;
            color: var(--color-text-soft);
            line-height: 1.7;
        }

        /* ========== CTA ========== */
        .cta-section {
            padding: 60px 0;
            background: linear-gradient(160deg, var(--color-primary-light) 0%, var(--color-primary) 100%);
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            width: 350px;
            height: 350px;
            border-radius: 50%;
            border: 2px solid rgba(255, 255, 255, 0.06);
            top: -80px;
            right: -100px;
            pointer-events: none;
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
        }
        .cta-section h2 {
            color: var(--color-white);
            font-size: 2rem;
            font-weight: 900;
            margin-bottom: 12px;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 1.05rem;
            margin-bottom: 28px;
            max-width: 550px;
            margin-left: auto;
            margin-right: auto;
        }
        .btn {
            display: inline-block;
            padding: 13px 32px;
            border-radius: 28px;
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            transition: all var(--transition-normal);
            border: none;
            text-align: center;
            white-space: nowrap;
            letter-spacing: 0.02em;
        }
        .btn-accent {
            background: var(--color-accent);
            color: var(--color-primary-dark);
            box-shadow: var(--shadow-md);
        }
        .btn-accent:hover {
            background: var(--color-accent-light);
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }
        .btn-outline {
            background: transparent;
            color: var(--color-white);
            border: 2px solid rgba(255, 255, 255, 0.5);
        }
        .btn-outline:hover {
            border-color: var(--color-white);
            background: rgba(255, 255, 255, 0.08);
        }
        .cta-buttons {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* ========== FOOTER ========== */
        .footer {
            background: var(--color-primary-dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 52px 0 28px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 36px;
        }
        .footer__brand {
            font-family: 'Noto Serif SC', Georgia, serif;
            font-weight: 900;
            font-size: 1.25rem;
            color: #fff;
            display: block;
            margin-bottom: 10px;
        }
        .footer__desc {
            font-size: 0.85rem;
            line-height: 1.6;
            color: rgba(255, 255, 255, 0.55);
            max-width: 280px;
        }
        .footer h5 {
            color: #fff;
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: 14px;
            font-family: 'Noto Sans SC', sans-serif;
        }
        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-links a {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition-fast);
        }
        .footer-links a:hover {
            color: var(--color-accent-light);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.45);
            flex-wrap: wrap;
            gap: 8px;
        }

        /* ========== PAGINATION ========== */
        .pagination {
            display: flex;
            justify-content: center;
            gap: 8px;
            margin-top: 36px;
            flex-wrap: wrap;
        }
        .pagination a,
        .pagination span {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 40px;
            height: 40px;
            padding: 0 12px;
            border-radius: var(--radius-md);
            font-weight: 500;
            font-size: 0.9rem;
            transition: all var(--transition-fast);
            border: 1px solid var(--color-border);
            background: var(--color-white);
            color: var(--color-text-soft);
            user-select: none;
        }
        .pagination a:hover {
            border-color: var(--color-accent);
            color: var(--color-accent-dark);
            background: #fdfaf3;
        }
        .pagination .current {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
            font-weight: 700;
        }
        .pagination .dots {
            border: none;
            background: transparent;
            color: var(--color-text-muted);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .main-content .container {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .content-sidebar {
                position: static;
                display: grid;
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            .sidebar-recommend {
                grid-column: 1 / -1;
            }
            .featured-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .header-search {
                max-width: 180px;
            }
            .header-search input {
                width: 100px;
            }
            .category-banner h1 {
                font-size: 2rem;
            }
            .category-banner__stats {
                gap: 20px;
            }
        }
        @media (max-width: 768px) {
            .header-top {
                display: none;
            }
            .header-main {
                height: 56px;
            }
            :root {
                --header-main-height: 56px;
                --header-total-height: 56px;
            }
            .header-logo {
                font-size: 1.1rem;
            }
            .header-logo .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 0.9rem;
            }
            .header-search {
                display: none;
            }
            .nav-links {
                position: fixed;
                top: var(--header-main-height);
                left: 0;
                right: 0;
                background: var(--color-white);
                flex-direction: column;
                padding: 16px;
                gap: 4px;
                box-shadow: var(--shadow-lg);
                transform: translateY(-120%);
                transition: transform var(--transition-normal);
                z-index: 99;
                border-bottom: 2px solid var(--color-primary);
            }
            .nav-links.open {
                transform: translateY(0);
            }
            .nav-links a {
                width: 100%;
                text-align: center;
                padding: 12px 18px;
                font-size: 1rem;
            }
            .mobile-menu-btn {
                display: block;
            }
            .category-banner {
                padding: 36px 0;
            }
            .category-banner .container {
                flex-direction: column;
                text-align: center;
                gap: 20px;
            }
            .category-banner h1 {
                font-size: 1.6rem;
            }
            .category-banner__desc {
                font-size: 0.95rem;
                max-width: 100%;
            }
            .category-banner__stats {
                justify-content: center;
                gap: 24px;
            }
            .category-banner__stat .stat-num {
                font-size: 1.5rem;
            }
            .category-banner::before {
                width: 100%;
                opacity: 0.12;
            }
            .article-card {
                flex-direction: column;
            }
            .article-card__image {
                width: 100%;
                min-width: 100%;
                height: 180px;
            }
            .filter-bar {
                gap: 10px;
            }
            .filter-sort {
                margin-left: 0;
            }
            .featured-grid {
                grid-template-columns: 1fr;
            }
            .content-sidebar {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .stat-item .stat-value {
                font-size: 1.8rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .section-header h2 {
                font-size: 1.3rem;
            }
            .pagination a,
            .pagination span {
                min-width: 34px;
                height: 34px;
                font-size: 0.8rem;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .category-banner h1 {
                font-size: 1.35rem;
            }
            .category-banner__stats {
                gap: 14px;
            }
            .category-banner__stat .stat-num {
                font-size: 1.2rem;
            }
            .category-banner__stat .stat-label {
                font-size: 0.7rem;
            }
            .filter-tags {
                gap: 5px;
            }
            .filter-tag {
                padding: 5px 11px;
                font-size: 0.78rem;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stat-item .stat-value {
                font-size: 1.5rem;
            }
            .cta-buttons {
                flex-direction: column;
                align-items: center;
            }
            .btn {
                width: 100%;
                max-width: 280px;
            }
            .breaking-bar__label {
                padding: 5px 10px;
                font-size: 0.7rem;
            }
            .breaking-bar__ticker-inner {
                gap: 30px;
                animation-duration: 20s;
            }
            .main-content {
                padding: 28px 0 40px;
            }
        }