/* roulang page: index */
:root {
            --primary: #1F3D2B;
            --primary-dark: #172E20;
            --primary-light: #2C5238;
            --accent: #E07B39;
            --accent-hover: #C96A2D;
            --bg: #F6F3ED;
            --card-bg: #FDFBF7;
            --card-solid: #FFFFFF;
            --text: #22281F;
            --text-secondary: #5C6457;
            --border: #DDD8CC;
            --border-light: #E8E3D9;
            --success: #3A6B35;
            --warning: #B84A2B;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-pill: 24px;
            --shadow-xs: 0 1px 4px rgba(31, 61, 43, 0.06);
            --shadow-md: 0 4px 12px rgba(31, 61, 43, 0.08);
            --shadow-hover: 0 6px 16px rgba(31, 61, 43, 0.12);
            --shadow-lg: 0 10px 28px rgba(31, 61, 43, 0.14);
            --font-sans: "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Heiti SC", sans-serif;
            --max-width: 1200px;
            --spacing-xs: 4px;
            --spacing-sm: 8px;
            --spacing-md: 16px;
            --spacing-lg: 24px;
            --spacing-xl: 32px;
            --spacing-2xl: 48px;
            --spacing-3xl: 64px;
            --spacing-4xl: 80px;
            --transition: all 0.25s ease;
        }

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

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }

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

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

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        summary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
            font-size: inherit;
            transition: var(--transition);
        }

        input {
            font-family: inherit;
            font-size: inherit;
        }

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

        /* Header / Nav */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--primary);
            color: #fff;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 64px;
            gap: var(--spacing-lg);
        }

        .logo {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            font-size: 1.35rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

        .logo:hover {
            color: #fff;
            opacity: 0.92;
        }

        .logo-icon {
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
        }

        .main-nav a {
            color: rgba(255, 255, 255, 0.88);
            font-size: 0.95rem;
            padding: var(--spacing-xs) var(--spacing-md);
            border-radius: var(--radius-pill);
            transition: var(--transition);
            white-space: nowrap;
        }

        .main-nav a:hover {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
        }

        .main-nav a.active {
            background: rgba(255, 255, 255, 0.18);
            color: #fff;
            font-weight: 600;
        }

        .nav-auth {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            flex-shrink: 0;
        }

        .btn-auth {
            padding: 6px 16px;
            border-radius: var(--radius-pill);
            font-size: 0.88rem;
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.22);
            transition: var(--transition);
            white-space: nowrap;
        }

        .btn-auth:hover {
            background: rgba(255, 255, 255, 0.22);
            color: #fff;
        }

        .btn-auth.primary {
            background: var(--accent);
            border-color: var(--accent);
            color: #fff;
            font-weight: 600;
        }

        .btn-auth.primary:hover {
            background: var(--accent-hover);
            border-color: var(--accent-hover);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            padding: var(--spacing-sm);
            cursor: pointer;
        }

        .nav-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background: #fff;
            border-radius: 2px;
            transition: var(--transition);
        }

        .nav-toggle.show span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .nav-toggle.show span:nth-child(2) {
            opacity: 0;
        }
        .nav-toggle.show span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* Mobile nav */
        .mobile-menu {
            display: none;
            background: var(--primary-dark);
            padding: var(--spacing-md) var(--spacing-lg) var(--spacing-lg);
        }
        .mobile-menu.show {
            display: block;
        }

        .mobile-menu a {
            display: block;
            color: rgba(255, 255, 255, 0.9);
            padding: 10px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            font-size: 0.98rem;
        }
        .mobile-menu a:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.06);
            padding-left: var(--spacing-sm);
        }

        /* Hero */
        .hero {
            background: var(--primary);
            color: #fff;
            padding: var(--spacing-3xl) 0 var(--spacing-2xl);
            position: relative;
            overflow: hidden;
        }

        .hero .container {
            display: flex;
            align-items: center;
            gap: var(--spacing-2xl);
            position: relative;
            z-index: 1;
        }

        .hero-content {
            flex: 1.1;
            min-width: 0;
        }

        .hero-content h1 {
            font-size: 2.5rem;
            line-height: 1.25;
            font-weight: 700;
            margin-bottom: var(--spacing-md);
            letter-spacing: 0.01em;
        }

        .hero-content .h1-accent {
            color: var(--accent);
            display: inline-block;
        }

        .hero-subtitle {
            font-size: 1.1rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: var(--spacing-xl);
            max-width: 520px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: var(--spacing-md);
            margin-bottom: var(--spacing-2xl);
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: var(--spacing-xs);
            background: var(--accent);
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            padding: 12px 28px;
            border-radius: var(--radius-pill);
            border: 2px solid var(--accent);
            transition: var(--transition);
            white-space: nowrap;
        }

        .btn-primary:hover {
            background: var(--accent-hover);
            border-color: var(--accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(224, 123, 57, 0.35);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: var(--spacing-xs);
            background: transparent;
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            padding: 12px 28px;
            border-radius: var(--radius-pill);
            border: 2px solid rgba(255, 255, 255, 0.45);
            transition: var(--transition);
            white-space: nowrap;
        }

        .btn-secondary:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: rgba(255, 255, 255, 0.75);
            transform: translateY(-2px);
        }

        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: var(--spacing-xl);
        }

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

        .stat-number {
            font-size: 1.7rem;
            font-weight: 700;
            color: var(--accent);
            line-height: 1.2;
        }

        .stat-label {
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.7);
            letter-spacing: 0.04em;
        }

        .hero-visual {
            flex: 0.9;
            min-width: 0;
            display: flex;
            justify-content: center;
            align-items: center;
        }

        .hero-visual img {
            width: 100%;
            max-width: 460px;
            height: auto;
            border-radius: var(--radius-lg);
            box-shadow: 0 16px 40px rgba(0, 0, 0, 0.3);
            object-fit: cover;
        }

        /* Section base */
        .section {
            padding: var(--spacing-2xl) 0;
        }

        .section-alt {
            background: #F0ECE4;
        }

        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: var(--spacing-xs);
            letter-spacing: 0.01em;
        }

        .section-desc {
            font-size: 0.98rem;
            color: var(--text-secondary);
            max-width: 720px;
            margin-bottom: var(--spacing-xl);
            line-height: 1.7;
        }

        .section-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            margin-bottom: var(--spacing-xl);
            flex-wrap: wrap;
            gap: var(--spacing-md);
        }

        .section-header .section-title {
            margin-bottom: 0;
        }

        .section-link {
            color: var(--primary);
            font-weight: 600;
            font-size: 0.92rem;
            display: inline-flex;
            align-items: center;
            gap: var(--spacing-xs);
            white-space: nowrap;
        }

        .section-link:hover {
            color: var(--accent);
        }

        /* Cards */
        .card {
            background: var(--card-solid);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-xs);
            overflow: hidden;
            transition: var(--transition);
        }
        .card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }

        .card img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            border-radius: 0;
        }

        .card-body {
            padding: var(--spacing-lg);
        }
        .card-body h3 {
            font-size: 1.1rem;
            font-weight: 600;
            line-height: 1.4;
            margin-bottom: var(--spacing-sm);
            color: var(--text);
        }
        .card-body p {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.65;
            margin-bottom: var(--spacing-md);
        }

        .card-meta {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            font-size: 0.8rem;
            color: var(--text-secondary);
            flex-wrap: wrap;
        }

        .tag {
            display: inline-block;
            padding: 2px 10px;
            border-radius: var(--radius-pill);
            font-size: 0.75rem;
            font-weight: 500;
            letter-spacing: 0.02em;
            background: #E3EBDD;
            color: var(--primary);
            white-space: nowrap;
        }
        .tag-accent {
            background: #FCE4D0;
            color: var(--warning);
        }
        .tag-success {
            background: #E0EDDC;
            color: var(--success);
        }
        .tag-warning {
            background: #FBE3D8;
            color: var(--warning);
        }

        /* Grid */
        .grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--spacing-lg);
        }
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--spacing-lg);
        }
        .grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: var(--spacing-lg);
        }

        /* Brand intro */
        .brand-intro {
            display: flex;
            gap: var(--spacing-2xl);
            align-items: center;
        }
        .brand-intro-text {
            flex: 1.2;
        }
        .brand-intro-text p {
            margin-bottom: var(--spacing-md);
            color: var(--text);
            font-size: 0.98rem;
            line-height: 1.8;
        }
        .brand-intro-image {
            flex: 0.8;
        }
        .brand-intro-image img {
            width: 100%;
            height: 320px;
            object-fit: cover;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-md);
        }

        /* Headline deep read */
        .headline-card {
            display: flex;
            gap: var(--spacing-xl);
            background: var(--card-solid);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-xs);
            overflow: hidden;
            transition: var(--transition);
        }
        .headline-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .headline-card img {
            width: 45%;
            height: 280px;
            object-fit: cover;
            border-radius: 0;
        }
        .headline-card .headline-body {
            flex: 1;
            padding: var(--spacing-xl);
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .headline-card h3 {
            font-size: 1.4rem;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: var(--spacing-sm);
            color: var(--text);
        }
        .headline-card p {
            font-size: 0.92rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: var(--spacing-md);
        }

        /* Timeline list */
        .timeline-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: var(--spacing-md);
        }
        .timeline-item {
            display: flex;
            gap: var(--spacing-lg);
            background: var(--card-solid);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: var(--spacing-md) var(--spacing-lg);
            box-shadow: var(--shadow-xs);
            transition: var(--transition);
        }
        .timeline-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-1px);
        }
        .timeline-date {
            min-width: 70px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--accent);
            white-space: nowrap;
            align-self: center;
        }
        .timeline-info {
            flex: 1;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: var(--spacing-sm);
        }
        .timeline-info .event-name {
            font-weight: 600;
            color: var(--text);
            font-size: 0.98rem;
        }
        .timeline-info .event-loc {
            font-size: 0.85rem;
            color: var(--text-secondary);
        }

        /* Rating bars */
        .rating-bar {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            margin-bottom: var(--spacing-xs);
        }
        .rating-bar .stars {
            color: var(--accent);
            font-size: 0.9rem;
            letter-spacing: 2px;
        }
        .rating-bar .score {
            font-weight: 700;
            color: var(--primary);
            font-size: 0.9rem;
        }

        /* List card */
        .list-card {
            display: flex;
            gap: var(--spacing-md);
            background: var(--card-solid);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: var(--spacing-md);
            box-shadow: var(--shadow-xs);
            transition: var(--transition);
            align-items: center;
        }
        .list-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-1px);
        }
        .list-card img {
            width: 120px;
            height: 80px;
            object-fit: cover;
            border-radius: var(--radius-sm);
            flex-shrink: 0;
        }
        .list-card .list-card-body {
            flex: 1;
        }
        .list-card h4 {
            font-size: 0.98rem;
            font-weight: 600;
            line-height: 1.4;
            margin-bottom: 4px;
            color: var(--text);
        }
        .list-card p {
            font-size: 0.82rem;
            color: var(--text-secondary);
            line-height: 1.5;
        }

        /* Editorial stories */
        .stories-editorial {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--spacing-lg);
        }
        .story-big {
            grid-row: span 1;
            background: var(--card-solid);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-xs);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .story-big:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }
        .story-big img {
            width: 100%;
            height: 260px;
            object-fit: cover;
            border-radius: 0;
        }
        .story-big .story-body {
            padding: var(--spacing-lg);
        }
        .story-big h3 {
            font-size: 1.2rem;
            font-weight: 600;
            margin-bottom: var(--spacing-sm);
        }
        .story-big p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }
        .story-small-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: var(--spacing-md);
        }
        .story-small {
            display: flex;
            gap: var(--spacing-md);
            background: var(--card-solid);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: var(--spacing-md);
            box-shadow: var(--shadow-xs);
            transition: var(--transition);
            align-items: center;
        }
        .story-small:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-1px);
        }
        .story-small img {
            width: 90px;
            height: 70px;
            object-fit: cover;
            border-radius: var(--radius-sm);
            flex-shrink: 0;
        }
        .story-small h4 {
            font-size: 0.92rem;
            font-weight: 600;
            line-height: 1.4;
            margin-bottom: 4px;
        }
        .story-small p {
            font-size: 0.8rem;
            color: var(--text-secondary);
            line-height: 1.5;
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-md);
        }
        .faq-item {
            background: var(--card-solid);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-xs);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-hover);
        }
        .faq-item summary {
            padding: var(--spacing-md) var(--spacing-lg);
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: var(--spacing-sm);
            color: var(--text);
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary::after {
            content: "+";
            font-size: 1.3rem;
            font-weight: 400;
            color: var(--accent);
            transition: var(--transition);
        }
        .faq-item[open] summary::after {
            content: "−";
        }
        .faq-item .faq-answer {
            padding: 0 var(--spacing-lg) var(--spacing-lg);
            font-size: 0.92rem;
            color: var(--text-secondary);
            line-height: 1.75;
        }

        /* Search / subscribe */
        .search-subscribe {
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-lg);
            padding: var(--spacing-2xl);
            display: flex;
            flex-wrap: wrap;
            gap: var(--spacing-xl);
            align-items: center;
        }
        .search-subscribe .ss-text {
            flex: 1.2;
            min-width: 250px;
        }
        .search-subscribe h3 {
            font-size: 1.3rem;
            margin-bottom: var(--spacing-sm);
        }
        .search-subscribe p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 0.92rem;
        }
        .search-subscribe .ss-form {
            flex: 1.5;
            display: flex;
            flex-direction: column;
            gap: var(--spacing-sm);
        }
        .search-row {
            display: flex;
            gap: var(--spacing-sm);
            flex-wrap: wrap;
        }
        .search-row input {
            flex: 1;
            min-width: 200px;
            padding: 10px 18px;
            border-radius: var(--radius-pill);
            border: 1px solid rgba(255, 255, 255, 0.3);
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            font-size: 0.92rem;
        }
        .search-row input::placeholder {
            color: rgba(255, 255, 255, 0.6);
        }
        .search-row input:focus {
            outline: none;
            border-color: var(--accent);
            background: rgba(255, 255, 255, 0.15);
        }
        .search-row .btn-primary {
            padding: 10px 24px;
            font-size: 0.92rem;
        }

        /* Video grid */
        .video-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--spacing-md);
        }
        .video-card {
            background: var(--card-solid);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-xs);
            transition: var(--transition);
        }
        .video-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .video-thumb {
            position: relative;
            height: 140px;
            overflow: hidden;
            background: #ddd;
        }
        .video-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
        }
        .video-thumb .play-icon {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(0, 0, 0, 0.6);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.2rem;
        }
        .video-card .video-body {
            padding: var(--spacing-sm) var(--spacing-md);
        }
        .video-card h4 {
            font-size: 0.88rem;
            font-weight: 600;
            line-height: 1.4;
        }

        /* Topic collection */
        .topic-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: var(--spacing-lg);
        }
        .topic-card {
            position: relative;
            border-radius: var(--radius-md);
            overflow: hidden;
            min-height: 200px;
            background: #ddd;
            box-shadow: var(--shadow-xs);
            transition: var(--transition);
        }
        .topic-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .topic-card img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            border-radius: 0;
        }
        .topic-card .topic-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(0, 0, 0, 0.1) 0%, rgba(31, 61, 43, 0.88) 100%);
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            padding: var(--spacing-lg);
            color: #fff;
        }
        .topic-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 4px;
        }
        .topic-card p {
            font-size: 0.85rem;
            opacity: 0.85;
        }

        /* Footer */
        .site-footer {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.85);
            padding-top: var(--spacing-3xl);
        }
        .footer-top {
            display: flex;
            flex-wrap: wrap;
            gap: var(--spacing-2xl);
            padding-bottom: var(--spacing-2xl);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        .footer-brand {
            flex: 1.5;
            min-width: 260px;
        }
        .footer-brand .logo {
            margin-bottom: var(--spacing-md);
        }
        .footer-brand p {
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.7);
            max-width: 320px;
            line-height: 1.7;
        }
        .footer-links {
            flex: 1;
            min-width: 160px;
        }
        .footer-links h4 {
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: var(--spacing-md);
            color: #fff;
        }
        .footer-links ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: var(--spacing-xs);
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.75);
            font-size: 0.88rem;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: #fff;
            padding-left: 4px;
        }
        .footer-newsletter {
            flex: 1.2;
            min-width: 240px;
        }
        .footer-newsletter p {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: var(--spacing-sm);
        }
        .footer-newsletter .nl-row {
            display: flex;
            gap: var(--spacing-xs);
            flex-wrap: wrap;
        }
        .footer-newsletter input {
            flex: 1;
            min-width: 160px;
            padding: 8px 16px;
            border-radius: var(--radius-pill);
            border: 1px solid rgba(255, 255, 255, 0.25);
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            font-size: 0.85rem;
        }
        .footer-newsletter input::placeholder {
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-newsletter input:focus {
            outline: none;
            border-color: var(--accent);
        }
        .footer-newsletter .btn-primary {
            padding: 8px 18px;
            font-size: 0.85rem;
        }
        .footer-bottom {
            padding: var(--spacing-lg) 0;
            text-align: center;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.55);
        }
        .footer-bottom p {
            margin-bottom: 4px;
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.65);
            text-decoration: none;
        }
        .footer-bottom a:hover {
            color: #fff;
        }
        .footer-bottom .beian-sep {
            margin: 0 6px;
            color: rgba(255, 255, 255, 0.3);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero-content h1 {
                font-size: 2rem;
            }
            .grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }
            .video-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stories-editorial {
                grid-template-columns: 1fr;
            }
            .brand-intro {
                flex-direction: column;
            }
            .brand-intro-image img {
                height: 240px;
            }
            .headline-card {
                flex-direction: column;
            }
            .headline-card img {
                width: 100%;
                height: 200px;
            }
            .topic-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            .main-nav {
                display: none;
            }
            .nav-auth {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .mobile-menu {
                display: none;
            }
            .mobile-menu.show {
                display: block;
            }
            .hero .container {
                flex-direction: column;
                gap: var(--spacing-xl);
                text-align: center;
            }
            .hero-content h1 {
                font-size: 1.8rem;
            }
            .hero-subtitle {
                font-size: 1rem;
                margin-left: auto;
                margin-right: auto;
            }
            .hero-actions {
                justify-content: center;
            }
            .hero-stats {
                justify-content: center;
                gap: var(--spacing-lg);
            }
            .hero-visual img {
                max-width: 100%;
            }
            .section {
                padding: var(--spacing-xl) 0;
            }
            .section-title {
                font-size: 1.45rem;
            }
            .section-header {
                flex-direction: column;
                align-items: flex-start;
            }
            .grid-4,
            .grid-3,
            .grid-2 {
                grid-template-columns: 1fr;
            }
            .video-grid {
                grid-template-columns: 1fr;
            }
            .timeline-item {
                flex-direction: column;
                gap: var(--spacing-xs);
            }
            .list-card {
                flex-direction: column;
                align-items: flex-start;
            }
            .list-card img {
                width: 100%;
                height: 140px;
            }
            .search-subscribe {
                flex-direction: column;
                padding: var(--spacing-xl);
            }
            .search-subscribe .ss-form {
                width: 100%;
            }
            .footer-top {
                flex-direction: column;
                gap: var(--spacing-lg);
            }
            .search-row {
                flex-direction: column;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 var(--spacing-md);
            }
            .hero {
                padding: var(--spacing-xl) 0;
            }
            .hero-content h1 {
                font-size: 1.55rem;
            }
            .hero-actions .btn-primary,
            .hero-actions .btn-secondary {
                width: 100%;
                justify-content: center;
                padding: 10px 20px;
                font-size: 0.95rem;
            }
            .hero-stats {
                gap: var(--spacing-md);
            }
            .stat-number {
                font-size: 1.3rem;
            }
            .card img {
                height: 160px;
            }
            .topic-card img {
                height: 160px;
            }
            .story-big img {
                height: 200px;
            }
            .search-subscribe .btn-primary {
                width: 100%;
                justify-content: center;
            }
            .footer-newsletter .nl-row {
                flex-direction: column;
            }
            .footer-newsletter .btn-primary {
                width: 100%;
                justify-content: center;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #1F3D2B;
            --primary-dark: #172E20;
            --primary-light: #2C5238;
            --accent: #E07B39;
            --accent-hover: #C96A2D;
            --bg: #F6F3ED;
            --card-bg: #FDFBF7;
            --card-solid: #FFFFFF;
            --text: #22281F;
            --text-secondary: #5C6457;
            --border: #DDD8CC;
            --border-light: #E8E3D9;
            --success: #3A6B35;
            --warning: #B84A2B;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-pill: 24px;
            --shadow-xs: 0 1px 4px rgba(31, 61, 43, 0.06);
            --shadow-md: 0 4px 12px rgba(31, 61, 43, 0.08);
            --shadow-hover: 0 6px 16px rgba(31, 61, 43, 0.12);
            --shadow-lg: 0 10px 28px rgba(31, 61, 43, 0.14);
            --font-sans: "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Heiti SC", sans-serif;
            --max-width: 1200px;
            --spacing-xs: 4px;
            --spacing-sm: 8px;
            --spacing-md: 16px;
            --spacing-lg: 24px;
            --spacing-xl: 32px;
            --spacing-2xl: 48px;
            --spacing-3xl: 64px;
            --spacing-4xl: 80px;
            --transition: all 0.25s ease;
        }

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }

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

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

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        summary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
            font-size: inherit;
            transition: var(--transition);
        }

        input {
            font-family: inherit;
            font-size: inherit;
        }

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

        /* Header / Nav */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--primary);
            color: #fff;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 64px;
            gap: var(--spacing-lg);
        }

        .logo {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            font-size: 1.35rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

        .logo:hover {
            color: #fff;
            opacity: 0.92;
        }

        .logo-icon {
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
        }

        .main-nav a {
            color: rgba(255, 255, 255, 0.88);
            font-size: 0.95rem;
            padding: var(--spacing-xs) var(--spacing-md);
            border-radius: var(--radius-pill);
            transition: var(--transition);
            white-space: nowrap;
        }

        .main-nav a:hover {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
        }

        .main-nav a.active {
            background: rgba(255, 255, 255, 0.18);
            color: #fff;
            font-weight: 600;
        }

        .nav-auth {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            flex-shrink: 0;
        }

        .btn-auth {
            padding: 6px 16px;
            border-radius: var(--radius-pill);
            font-size: 0.88rem;
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.22);
            transition: var(--transition);
            white-space: nowrap;
        }

        .btn-auth:hover {
            background: rgba(255, 255, 255, 0.22);
            color: #fff;
        }

        .btn-auth.primary {
            background: var(--accent);
            border-color: var(--accent);
            color: #fff;
            font-weight: 600;
        }

        .btn-auth.primary:hover {
            background: var(--accent-hover);
            border-color: var(--accent-hover);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            padding: var(--spacing-sm);
            cursor: pointer;
        }

        .nav-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background: #fff;
            border-radius: 2px;
            transition: var(--transition);
        }

        /* Buttons */
        .btn-primary {
            background: var(--primary);
            color: #fff;
            padding: 10px 24px;
            border-radius: var(--radius-pill);
            font-weight: 600;
            font-size: 0.95rem;
            border: none;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: var(--spacing-sm);
            transition: var(--transition);
            white-space: nowrap;
        }

        .btn-primary:hover {
            background: var(--accent);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .btn-secondary {
            background: transparent;
            color: var(--primary);
            padding: 10px 24px;
            border-radius: var(--radius-pill);
            font-weight: 600;
            font-size: 0.95rem;
            border: 1.5px solid var(--primary);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: var(--spacing-sm);
            transition: var(--transition);
            white-space: nowrap;
        }

        .btn-secondary:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        /* Section Common */
        .section {
            padding: var(--spacing-2xl) 0;
        }

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

        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: var(--spacing-sm);
            letter-spacing: 0.01em;
            line-height: 1.4;
        }

        .section-subtitle {
            font-size: 1rem;
            color: var(--text-secondary);
            margin-bottom: var(--spacing-xl);
            max-width: 680px;
            line-height: 1.75;
        }

        /* Breadcrumb */
        .breadcrumb-wrap {
            padding: var(--spacing-lg) 0 var(--spacing-sm);
            font-size: 0.88rem;
            color: var(--text-secondary);
        }

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

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

        .breadcrumb-sep {
            margin: 0 var(--spacing-xs);
            color: var(--border);
        }

        /* Category Header */
        .category-header {
            padding: var(--spacing-lg) 0 var(--spacing-xl);
            border-bottom: 1px solid var(--border-light);
            margin-bottom: var(--spacing-xl);
            background: linear-gradient(180deg, rgba(31, 61, 43, 0.04) 0%, rgba(246, 243, 237, 0) 100%);
            border-radius: 0 0 var(--radius-lg) var(--radius-lg);
        }

        .category-header h1 {
            font-size: clamp(1.8rem, 4vw, 2.4rem);
            font-weight: 700;
            color: var(--primary);
            margin-bottom: var(--spacing-sm);
            letter-spacing: 0.01em;
            line-height: 1.3;
        }

        .category-header .category-desc {
            font-size: 1.05rem;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.75;
        }

        /* Filter Bar */
        .filter-bar {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: var(--spacing-sm);
            padding: var(--spacing-md) 0;
            margin-bottom: var(--spacing-lg);
            border-bottom: 1px solid var(--border-light);
        }

        .filter-label {
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--text-secondary);
            margin-right: var(--spacing-xs);
        }

        .filter-tag {
            padding: 6px 18px;
            border-radius: var(--radius-pill);
            font-size: 0.88rem;
            background: var(--card-solid);
            color: var(--text-secondary);
            border: 1px solid var(--border);
            transition: var(--transition);
            white-space: nowrap;
        }

        .filter-tag:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--card-bg);
        }

        .filter-tag.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            font-weight: 600;
        }

        /* List Cards */
        .list-card {
            display: flex;
            flex-direction: column;
            background: var(--card-solid);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition);
            height: 100%;
            box-shadow: var(--shadow-xs);
        }

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

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

        .list-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
            border-radius: 0;
        }

        .list-card:hover .card-img img {
            transform: scale(1.03);
        }

        .list-card .card-body {
            padding: var(--spacing-lg);
            display: flex;
            flex-direction: column;
            gap: var(--spacing-sm);
            flex: 1;
        }

        .list-card .card-title {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text);
            line-height: 1.45;
            margin: 0;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .list-card .card-title a {
            color: var(--text);
        }

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

        .list-card .card-excerpt {
            font-size: 0.92rem;
            color: var(--text-secondary);
            line-height: 1.65;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin: 0;
        }

        .list-card .card-meta {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: var(--spacing-sm);
            margin-top: auto;
            padding-top: var(--spacing-sm);
        }

        .list-card .card-meta span {
            font-size: 0.82rem;
            color: var(--text-secondary);
        }

        .tag-badge {
            display: inline-flex;
            align-items: center;
            padding: 3px 12px;
            border-radius: var(--radius-pill);
            font-size: 0.78rem;
            font-weight: 500;
            background: #E3EBDD;
            color: var(--primary);
            white-space: nowrap;
        }

        .tag-badge.hot {
            background: #FCE4D0;
            color: var(--warning);
        }

        .tag-badge.every {
            background: var(--primary);
            color: #fff;
        }

        /* Sidebar Cards */
        .sidebar-card {
            background: var(--card-solid);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: var(--spacing-lg);
            box-shadow: var(--shadow-xs);
            margin-bottom: var(--spacing-lg);
        }

        .sidebar-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: var(--spacing-md);
            padding-bottom: var(--spacing-sm);
            border-bottom: 2px solid var(--border-light);
        }

        .rank-list {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: var(--spacing-sm);
        }

        .rank-list li {
            display: flex;
            align-items: flex-start;
            gap: var(--spacing-sm);
            padding: var(--spacing-sm) 0;
            border-bottom: 1px solid var(--border-light);
            font-size: 0.9rem;
            line-height: 1.5;
        }

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

        .rank-num {
            font-weight: 700;
            color: var(--accent);
            font-size: 1.1rem;
            min-width: 24px;
            text-align: center;
            flex-shrink: 0;
            line-height: 1.4;
        }

        .rank-list li:nth-child(1) .rank-num {
            color: var(--warning);
        }

        .rank-list li:nth-child(2) .rank-num {
            color: var(--accent);
        }

        .rank-list li:nth-child(3) .rank-num {
            color: var(--accent-hover);
        }

        .rank-list a {
            color: var(--text);
            font-weight: 500;
        }

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

        /* Tag Cloud */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: var(--spacing-sm);
        }

        .tag-cloud a {
            display: inline-flex;
            align-items: center;
            padding: 5px 14px;
            border-radius: var(--radius-pill);
            font-size: 0.82rem;
            background: var(--bg);
            color: var(--text-secondary);
            border: 1px solid var(--border);
            transition: var(--transition);
            white-space: nowrap;
        }

        .tag-cloud a:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }

        /* Editor Pick */
        .editor-pick {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--spacing-lg);
            margin-top: var(--spacing-lg);
        }

        .editor-pick .pick-card {
            display: flex;
            flex-direction: column;
            background: var(--card-solid);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition);
            box-shadow: var(--shadow-xs);
        }

        .editor-pick .pick-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
        }

        .editor-pick .pick-img {
            aspect-ratio: 21 / 9;
            overflow: hidden;
            background: var(--border-light);
        }

        .editor-pick .pick-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
            transition: var(--transition);
        }

        .editor-pick .pick-card:hover .pick-img img {
            transform: scale(1.03);
        }

        .editor-pick .pick-body {
            padding: var(--spacing-lg);
            display: flex;
            flex-direction: column;
            gap: var(--spacing-sm);
            flex: 1;
        }

        .editor-pick .pick-body h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text);
            margin: 0;
            line-height: 1.45;
        }

        .editor-pick .pick-body h4 a {
            color: var(--text);
        }

        .editor-pick .pick-body h4 a:hover {
            color: var(--accent);
        }

        .editor-pick .pick-body p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin: 0;
            line-height: 1.65;
        }

        /* Data Dots */
        .data-dots {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--spacing-md);
            margin-top: var(--spacing-md);
        }

        .data-dot {
            background: var(--card-solid);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: var(--spacing-lg);
            text-align: center;
            box-shadow: var(--shadow-xs);
            transition: var(--transition);
        }

        .data-dot:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

        .data-dot .num {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--primary);
            display: block;
            line-height: 1.3;
        }

        .data-dot .label {
            font-size: 0.85rem;
            color: var(--text-secondary);
            margin-top: var(--spacing-xs);
            display: block;
        }

        /* Subscribe Box */
        .subscribe-box {
            background: var(--primary);
            border-radius: var(--radius-lg);
            padding: var(--spacing-xl);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: var(--spacing-lg);
            flex-wrap: wrap;
        }

        .subscribe-box .sub-text {
            flex: 1;
            min-width: 240px;
        }

        .subscribe-box h3 {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: var(--spacing-xs);
            color: #fff;
        }

        .subscribe-box p {
            font-size: 0.92rem;
            color: rgba(255, 255, 255, 0.8);
            margin: 0;
        }

        .subscribe-box .sub-form {
            display: flex;
            gap: var(--spacing-sm);
            flex-shrink: 0;
            flex-wrap: wrap;
        }

        .subscribe-box input[type="email"] {
            padding: 10px 20px;
            border-radius: var(--radius-pill);
            border: 1px solid rgba(255, 255, 255, 0.3);
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            min-width: 240px;
            font-size: 0.92rem;
            outline: none;
            transition: var(--transition);
        }

        .subscribe-box input[type="email"]::placeholder {
            color: rgba(255, 255, 255, 0.6);
        }

        .subscribe-box input[type="email"]:focus {
            border-color: rgba(255, 255, 255, 0.6);
            background: rgba(255, 255, 255, 0.15);
        }

        .subscribe-box .btn-accent {
            background: var(--accent);
            color: #fff;
            padding: 10px 24px;
            border-radius: var(--radius-pill);
            font-weight: 600;
            font-size: 0.92rem;
            border: none;
            transition: var(--transition);
            white-space: nowrap;
        }

        .subscribe-box .btn-accent:hover {
            background: var(--accent-hover);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        /* Cross Links */
        .cross-links {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
            gap: var(--spacing-md);
            margin-top: var(--spacing-md);
        }

        .cross-link-item {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            background: var(--card-solid);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: var(--spacing-md) var(--spacing-lg);
            transition: var(--transition);
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text);
            box-shadow: var(--shadow-xs);
        }

        .cross-link-item:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
            color: var(--accent);
            border-color: var(--accent);
        }

        .cross-link-item .arrow {
            color: var(--accent);
            font-weight: 700;
            margin-left: auto;
        }

        /* FAQ */
        .faq-item {
            background: var(--card-solid);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            margin-bottom: var(--spacing-md);
            overflow: hidden;
            transition: var(--transition);
            box-shadow: var(--shadow-xs);
        }

        .faq-item:hover {
            box-shadow: var(--shadow-md);
        }

        .faq-item summary {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: var(--spacing-lg);
            cursor: pointer;
            font-weight: 700;
            font-size: 0.98rem;
            color: var(--primary);
            list-style: none;
            gap: var(--spacing-md);
        }

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

        .faq-item summary::after {
            content: "+";
            font-size: 1.4rem;
            color: var(--accent);
            transition: var(--transition);
            flex-shrink: 0;
        }

        .faq-item[open] summary::after {
            content: "−";
            transform: rotate(180deg);
        }

        .faq-item .faq-answer {
            padding: 0 var(--spacing-lg) var(--spacing-lg);
            font-size: 0.92rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* Footer */
        .site-footer {
            background: var(--primary);
            color: rgba(255, 255, 255, 0.85);
            padding: var(--spacing-2xl) 0 var(--spacing-lg);
            margin-top: var(--spacing-3xl);
        }

        .site-footer .footer-top {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.4fr;
            gap: var(--spacing-xl);
            padding-bottom: var(--spacing-xl);
            border-bottom: 1px solid rgba(255, 255, 255, 0.15);
        }

        .site-footer .footer-brand .logo {
            font-size: 1.2rem;
            margin-bottom: var(--spacing-sm);
        }

        .site-footer .footer-brand p {
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.7);
            margin: 0;
            line-height: 1.6;
        }

        .site-footer .footer-links h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: var(--spacing-sm);
        }

        .site-footer .footer-links ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: var(--spacing-xs);
        }

        .site-footer .footer-links a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.88rem;
            transition: var(--transition);
        }

        .site-footer .footer-links a:hover {
            color: #fff;
            padding-left: var(--spacing-xs);
        }

        .site-footer .footer-newsletter p {
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: var(--spacing-sm);
        }

        .site-footer .nl-row {
            display: flex;
            gap: var(--spacing-sm);
            flex-wrap: wrap;
        }

        .site-footer .nl-row input {
            flex: 1;
            min-width: 160px;
            padding: 8px 16px;
            border-radius: var(--radius-pill);
            border: 1px solid rgba(255, 255, 255, 0.3);
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            font-size: 0.85rem;
            outline: none;
            transition: var(--transition);
        }

        .site-footer .nl-row input::placeholder {
            color: rgba(255, 255, 255, 0.5);
        }

        .site-footer .nl-row input:focus {
            border-color: rgba(255, 255, 255, 0.6);
        }

        .site-footer .nl-row .btn-primary {
            background: var(--accent);
            padding: 8px 20px;
            font-size: 0.85rem;
        }

        .site-footer .nl-row .btn-primary:hover {
            background: var(--accent-hover);
        }

        .site-footer .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: var(--spacing-sm);
            padding-top: var(--spacing-lg);
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.55);
        }

        .site-footer .footer-bottom p {
            margin: 0;
        }

        .site-footer .footer-bottom a {
            color: rgba(255, 255, 255, 0.7);
            transition: var(--transition);
        }

        .site-footer .footer-bottom a:hover {
            color: #fff;
        }

        .beian-sep {
            margin: 0 var(--spacing-xs);
            opacity: 0.5;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .site-footer .footer-top {
                grid-template-columns: 1fr 1fr;
                gap: var(--spacing-lg);
            }

            .editor-pick {
                grid-template-columns: 1fr;
            }

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

        @media (max-width: 768px) {
            .main-nav {
                display: none;
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: var(--primary);
                flex-direction: column;
                padding: var(--spacing-md) var(--spacing-lg);
                gap: var(--spacing-xs);
                box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
            }

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

            .main-nav a {
                padding: var(--spacing-sm) var(--spacing-md);
                width: 100%;
                text-align: left;
            }

            .nav-auth {
                margin-left: auto;
            }

            .nav-toggle {
                display: flex;
            }

            .section {
                padding: var(--spacing-xl) 0;
            }

            .section-title {
                font-size: 1.5rem;
            }

            .filter-bar {
                gap: var(--spacing-xs);
            }

            .filter-tag {
                padding: 5px 14px;
                font-size: 0.82rem;
            }

            .list-card .card-body {
                padding: var(--spacing-md);
            }

            .list-card .card-title {
                font-size: 0.98rem;
            }

            .subscribe-box {
                flex-direction: column;
                align-items: stretch;
                text-align: left;
                padding: var(--spacing-lg);
            }

            .subscribe-box .sub-form {
                width: 100%;
            }

            .subscribe-box input[type="email"] {
                flex: 1;
                min-width: 0;
            }

            .cross-links {
                grid-template-columns: 1fr;
            }

            .data-dots {
                grid-template-columns: repeat(2, 1fr);
                gap: var(--spacing-sm);
            }

            .data-dot {
                padding: var(--spacing-md);
            }

            .data-dot .num {
                font-size: 1.4rem;
            }

            .site-footer .footer-top {
                grid-template-columns: 1fr;
                gap: var(--spacing-md);
            }

            .site-footer .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: var(--spacing-xs);
            }
        }

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

            .section-title {
                font-size: 1.35rem;
            }

            .filter-bar {
                flex-wrap: wrap;
                justify-content: flex-start;
            }

            .list-card {
                border-radius: var(--radius-sm);
            }

            .data-dots {
                grid-template-columns: 1fr 1fr;
            }

            .editor-pick .pick-img {
                aspect-ratio: 16 / 9;
            }

            .subscribe-box input[type="email"] {
                min-width: 100%;
                width: 100%;
            }

            .subscribe-box .sub-form {
                flex-direction: column;
            }
        }

/* roulang page: category1 */
:root {
  --primary: #1F3D2B;
  --primary-dark: #172E20;
  --primary-light: #2C5238;
  --accent: #E07B39;
  --accent-hover: #C96A2D;
  --bg: #F6F3ED;
  --card-bg: #FDFBF7;
  --card-solid: #FFFFFF;
  --text: #22281F;
  --text-secondary: #5C6457;
  --border: #DDD8CC;
  --border-light: #E8E3D9;
  --success: #3A6B35;
  --warning: #B84A2B;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-pill: 24px;
  --shadow-xs: 0 1px 4px rgba(31, 61, 43, 0.06);
  --shadow-md: 0 4px 12px rgba(31, 61, 43, 0.08);
  --shadow-hover: 0 6px 16px rgba(31, 61, 43, 0.12);
  --shadow-lg: 0 10px 28px rgba(31, 61, 43, 0.14);
  --font-sans: "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Heiti SC", sans-serif;
  --max-width: 1200px;
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-2xl: 48px;
  --spacing-3xl: 64px;
  --spacing-4xl: 80px;
  --transition: all 0.25s ease;
}

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

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  color: var(--text);
  background-color: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-sm);
}

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

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

a:focus-visible,
button:focus-visible,
input:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  font-size: inherit;
  transition: var(--transition);
}

input {
  font-family: inherit;
  font-size: inherit;
}

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

/* Header / Nav */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--primary);
  color: #fff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
  gap: var(--spacing-lg);
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 1.35rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.logo:hover {
  color: #fff;
  opacity: 0.92;
}

.logo-icon {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.main-nav a {
  color: rgba(255, 255, 255, 0.88);
  font-size: 0.95rem;
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--radius-pill);
  transition: var(--transition);
  white-space: nowrap;
}

.main-nav a:hover {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
}

.main-nav a.active {
  background: rgba(255, 255, 255, 0.18);
  color: #fff;
  font-weight: 600;
}

.nav-auth {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  flex-shrink: 0;
}

.btn-auth {
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  font-size: 0.88rem;
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.22);
  transition: var(--transition);
  white-space: nowrap;
}

.btn-auth:hover {
  background: rgba(255, 255, 255, 0.22);
  color: #fff;
}

.btn-auth.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  font-weight: 600;
}

.btn-auth.primary:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: var(--spacing-sm);
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: var(--transition);
}

/* Buttons */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--primary);
  color: #fff;
  border: 1px solid var(--primary);
  padding: 10px 24px;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-primary:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  color: var(--primary);
  border: 1px solid var(--primary);
  padding: 8px 20px;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 0.9rem;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-outline:hover {
  background: var(--primary);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

/* Main & Sections */
main {
  padding-bottom: var(--spacing-4xl);
}

.section {
  padding: var(--spacing-2xl) 0;
}

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

.section-title {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: var(--spacing-sm);
  letter-spacing: -0.01em;
}

.section-sub {
  color: var(--text-secondary);
  font-size: 0.98rem;
  margin-bottom: var(--spacing-lg);
}

/* Breadcrumb */
.breadcrumb-wrap {
  padding: var(--spacing-xl) 0 var(--spacing-md);
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin: 0;
  padding: 0;
  list-style: none;
}

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

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

.breadcrumb-sep {
  color: var(--border);
  font-size: 0.8rem;
}

/* Page Header */
.page-header {
  padding: var(--spacing-md) 0 var(--spacing-lg);
  border-bottom: 1px solid var(--border-light);
}

.page-header h1 {
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: var(--spacing-sm);
  letter-spacing: -0.01em;
  line-height: 1.3;
}

.page-header .desc {
  font-size: 1rem;
  color: var(--text-secondary);
  max-width: 780px;
  line-height: 1.8;
}

/* Filter Bar */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  align-items: center;
  padding: var(--spacing-md) 0 var(--spacing-lg);
}

.filter-label {
  font-weight: 600;
  color: var(--text-secondary);
  margin-right: var(--spacing-xs);
  font-size: 0.9rem;
}

.filter-chip {
  display: inline-flex;
  align-items: center;
  padding: 6px 18px;
  border-radius: var(--radius-pill);
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: var(--card-solid);
  border: 1px solid var(--border);
  transition: var(--transition);
  cursor: pointer;
}

.filter-chip:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--card-bg);
}

.filter-chip.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
  font-weight: 600;
}

/* Main Grid */
.content-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: var(--spacing-2xl);
  align-items: start;
}

/* Article List */
.article-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.article-card {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: var(--spacing-lg);
  background: var(--card-solid);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-xs);
  transition: var(--transition);
}

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

.article-card .thumb {
  width: 100%;
  height: 100%;
  min-height: 150px;
  object-fit: cover;
  border-radius: 0;
}

.article-card .body {
  padding: var(--spacing-lg) var(--spacing-lg) var(--spacing-lg) 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.article-card .meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-xs);
}

.article-card .date {
  color: var(--text-secondary);
  font-size: 0.82rem;
}

.tag {
  display: inline-flex;
  align-items: center;
  padding: 2px 10px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  background: #E3EBDD;
  color: var(--primary);
  letter-spacing: 0.02em;
}

.tag.hot {
  background: #FCE4D0;
  color: var(--warning);
}

.tag.new {
  background: #FCE4D0;
  color: var(--warning);
}

.article-card .title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: var(--spacing-xs);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.article-card .title a {
  color: inherit;
}

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

.article-card .summary {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Load More */
.load-more-wrap {
  text-align: center;
  padding-top: var(--spacing-lg);
}

/* Sidebar Cards */
.side-card {
  background: var(--card-solid);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-xs);
  margin-bottom: var(--spacing-lg);
}

.side-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: var(--spacing-md);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.side-card h3::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 18px;
  background: var(--accent);
  border-radius: 2px;
}

.rank-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.rank-list li {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding-bottom: var(--spacing-sm);
  border-bottom: 1px dashed var(--border-light);
}

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

.rank-num {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--bg);
  color: var(--text-secondary);
  font-size: 0.8rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.rank-list li:nth-child(1) .rank-num {
  background: var(--accent);
  color: #fff;
}

.rank-list li:nth-child(2) .rank-num {
  background: #E9CFA7;
  color: #50381B;
}

.rank-list li:nth-child(3) .rank-num {
  background: #D8C7A8;
  color: #50381B;
}

.rank-list a {
  font-size: 0.9rem;
  color: var(--text);
  line-height: 1.45;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

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

/* Editor Picks */
.editor-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--spacing-lg);
}

.editor-card {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  gap: var(--spacing-lg);
  background: var(--card-solid);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  overflow: hidden;
  padding: var(--spacing-md);
  box-shadow: var(--shadow-xs);
  transition: var(--transition);
}

.editor-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}

.editor-card img {
  width: 100%;
  height: 100%;
  min-height: 120px;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

.editor-card .body {
  padding: var(--spacing-sm) 0;
}

.editor-card .title {
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.5;
  margin-bottom: var(--spacing-xs);
}

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

/* Data Points */
.data-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--spacing-lg);
}

.data-item {
  background: var(--card-solid);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: var(--spacing-lg);
  text-align: center;
  box-shadow: var(--shadow-xs);
}

.data-item .number {
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1.2;
  margin-bottom: var(--spacing-xs);
}

.data-item .label {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* Tag Cloud */
.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  padding: var(--spacing-lg);
  background: var(--card-solid);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xs);
}

.tag-cloud .tag-item {
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  background: var(--bg);
  color: var(--text-secondary);
  font-size: 0.85rem;
  border: 1px solid var(--border-light);
  transition: var(--transition);
}

.tag-cloud .tag-item:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

/* Related Articles */
.related-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--spacing-lg);
}

.related-card {
  background: var(--card-solid);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-xs);
  transition: var(--transition);
}

.related-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}

.related-card img {
  width: 100%;
  height: 140px;
  object-fit: cover;
  border-radius: 0;
}

.related-card .body {
  padding: var(--spacing-md);
}

.related-card .title {
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1.5;
  margin-bottom: var(--spacing-xs);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* CTA Newsletter */
.cta-newsletter {
  background: var(--primary);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: var(--spacing-2xl) var(--spacing-3xl);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-lg);
  flex-wrap: wrap;
}

.cta-newsletter .cta-text h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: var(--spacing-xs);
  color: #fff;
}

.cta-newsletter .cta-text p {
  color: rgba(255,255,255,0.8);
  font-size: 0.95rem;
  margin: 0;
  max-width: 480px;
  line-height: 1.7;
}

.nl-row {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.nl-row input {
  padding: 12px 20px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(255,255,255,0.35);
  background: rgba(255,255,255,0.12);
  color: #fff;
  placeholder-color: rgba(255,255,255,0.6);
  min-width: 260px;
  font-size: 0.92rem;
  transition: var(--transition);
}

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

.nl-row input:focus {
  outline: none;
  border-color: var(--accent);
  background: rgba(255,255,255,0.2);
}

.nl-row .btn-primary {
  background: var(--accent);
  border-color: var(--accent);
}

.nl-row .btn-primary:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
}

/* FAQ */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background: var(--card-solid);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-xs);
  transition: var(--transition);
}

.faq-item summary {
  padding: var(--spacing-md) var(--spacing-lg);
  font-weight: 600;
  font-size: 0.98rem;
  color: var(--text);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-md);
  list-style: none;
}

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

.faq-item summary::after {
  content: '+';
  font-size: 1.3rem;
  color: var(--accent);
  transition: var(--transition);
  flex-shrink: 0;
}

.faq-item[open] summary::after {
  transform: rotate(45deg);
}

.faq-item .faq-answer {
  padding: 0 var(--spacing-lg) var(--spacing-lg);
  color: var(--text-secondary);
  font-size: 0.92rem;
  line-height: 1.75;
}

/* Footer */
.site-footer {
  background: var(--primary);
  color: rgba(255,255,255,0.82);
  padding: var(--spacing-3xl) 0 var(--spacing-lg);
  margin-top: var(--spacing-3xl);
}

.footer-top {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 0.8fr 1.2fr;
  gap: var(--spacing-2xl);
  margin-bottom: var(--spacing-2xl);
}

.footer-brand .logo {
  color: #fff;
  font-size: 1.3rem;
}

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

.footer-links h4 {
  color: #fff;
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

.footer-links ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.footer-links a {
  color: rgba(255,255,255,0.75);
  font-size: 0.9rem;
  transition: var(--transition);
}

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

.footer-newsletter p {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.75);
  line-height: 1.7;
  margin-bottom: var(--spacing-md);
}

.footer-newsletter .nl-row input {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.25);
  min-width: auto;
  flex: 1;
  padding: 10px 18px;
  font-size: 0.88rem;
}

.footer-newsletter .nl-row .btn-primary {
  padding: 10px 20px;
  font-size: 0.88rem;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.14);
  padding-top: var(--spacing-lg);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-sm);
  font-size: 0.82rem;
  color: rgba(255,255,255,0.6);
}

.footer-bottom a {
  color: rgba(255,255,255,0.65);
}

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

.beian-sep {
  margin: 0 var(--spacing-xs);
  opacity: 0.5;
}

/* Mobile Nav */
.mobile-nav-panel {
  display: none;
}

/* Responsive */
@media (max-width: 1024px) {
  .content-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }
  
  .editor-grid {
    grid-template-columns: 1fr;
  }
  
  .data-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  
  .related-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  
  .footer-top {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .main-nav {
    display: none;
  }
  
  .nav-toggle {
    display: flex;
  }
  
  .nav-auth {
    display: none;
  }
  
  .site-header .container {
    min-height: 56px;
  }
  
  .mobile-nav-panel {
    display: block;
    background: var(--primary);
    border-top: 1px solid rgba(255,255,255,0.14);
    padding: var(--spacing-md) var(--spacing-lg);
  }
  
  .mobile-nav-panel .main-nav {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-xs);
  }
  
  .mobile-nav-panel .main-nav a {
    padding: var(--spacing-sm) var(--spacing-md);
    width: 100%;
  }
  
  .article-card {
    grid-template-columns: 1fr;
  }
  
  .article-card .thumb {
    height: 190px;
    width: 100%;
  }
  
  .article-card .body {
    padding: var(--spacing-md) var(--spacing-lg) var(--spacing-lg);
  }
  
  .editor-card {
    grid-template-columns: 1fr;
  }
  
  .editor-card img {
    height: 160px;
  }
  
  .cta-newsletter {
    flex-direction: column;
    align-items: flex-start;
    padding: var(--spacing-xl);
  }
  
  .nl-row {
    width: 100%;
  }
  
  .nl-row input {
    width: 100%;
    min-width: 0;
  }
  
  .page-header h1 {
    font-size: 1.8rem;
  }
}

@media (max-width: 520px) {
  .data-grid {
    grid-template-columns: 1fr;
  }
  
  .related-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-top {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }
  
  .filter-bar {
    gap: var(--spacing-xs);
  }
  
  .filter-chip {
    padding: 5px 14px;
    font-size: 0.8rem;
  }
  
  .article-card .body {
    padding: var(--spacing-md);
  }
  
  .breadcrumb-wrap {
    padding-top: var(--spacing-lg);
  }
}

/* roulang page: category3 */
:root {
            --primary: #1F3D2B;
            --primary-dark: #172E20;
            --primary-light: #2C5238;
            --accent: #E07B39;
            --accent-hover: #C96A2D;
            --bg: #F6F3ED;
            --card-bg: #FDFBF7;
            --card-solid: #FFFFFF;
            --text: #22281F;
            --text-secondary: #5C6457;
            --border: #DDD8CC;
            --border-light: #E8E3D9;
            --success: #3A6B35;
            --warning: #B84A2B;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-pill: 24px;
            --shadow-xs: 0 1px 4px rgba(31, 61, 43, 0.06);
            --shadow-md: 0 4px 12px rgba(31, 61, 43, 0.08);
            --shadow-hover: 0 6px 16px rgba(31, 61, 43, 0.12);
            --shadow-lg: 0 10px 28px rgba(31, 61, 43, 0.14);
            --font-sans: "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Heiti SC", sans-serif;
            --max-width: 1200px;
            --spacing-xs: 4px;
            --spacing-sm: 8px;
            --spacing-md: 16px;
            --spacing-lg: 24px;
            --spacing-xl: 32px;
            --spacing-2xl: 48px;
            --spacing-3xl: 64px;
            --spacing-4xl: 80px;
            --transition: all 0.25s ease;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--accent);
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        summary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }
        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
            font-size: inherit;
            transition: var(--transition);
        }
        input {
            font-family: inherit;
            font-size: inherit;
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--spacing-lg);
        }
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--primary);
            color: #fff;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 64px;
            gap: var(--spacing-lg);
        }
        .logo {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            font-size: 1.35rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.02em;
            white-space: nowrap;
        }
        .logo:hover {
            color: #fff;
            opacity: 0.92;
        }
        .logo-icon {
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
        }
        .main-nav a {
            color: rgba(255, 255, 255, 0.88);
            font-size: 0.95rem;
            padding: var(--spacing-xs) var(--spacing-md);
            border-radius: var(--radius-pill);
            transition: var(--transition);
            white-space: nowrap;
        }
        .main-nav a:hover {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
        }
        .main-nav a.active {
            background: rgba(255, 255, 255, 0.18);
            color: #fff;
            font-weight: 600;
        }
        .nav-auth {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            flex-shrink: 0;
        }
        .btn-auth {
            padding: 6px 16px;
            border-radius: var(--radius-pill);
            font-size: 0.88rem;
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.22);
            transition: var(--transition);
            white-space: nowrap;
        }
        .btn-auth:hover {
            background: rgba(255, 255, 255, 0.22);
            color: #fff;
        }
        .btn-auth.primary {
            background: var(--accent);
            border-color: var(--accent);
            color: #fff;
            font-weight: 600;
        }
        .btn-auth.primary:hover {
            background: var(--accent-hover);
            border-color: var(--accent-hover);
        }
        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            padding: var(--spacing-sm);
            cursor: pointer;
        }
        .nav-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background: #fff;
            border-radius: 2px;
            transition: var(--transition);
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 10px 22px;
            border-radius: var(--radius-pill);
            font-weight: 600;
            font-size: 0.95rem;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
        }
        .btn-primary:hover {
            background: var(--accent);
            color: #fff;
        }
        .btn-outline {
            background: transparent;
            color: var(--primary);
            border: 1px solid var(--primary);
            padding: 9px 22px;
            border-radius: var(--radius-pill);
            font-weight: 500;
            font-size: 0.95rem;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
        }
        .btn-outline:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }
        .section {
            padding: var(--spacing-3xl) 0;
        }
        .section-alt {
            background: var(--card-solid);
            border-top: 1px solid var(--border-light);
            border-bottom: 1px solid var(--border-light);
        }
        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            margin-bottom: var(--spacing-sm);
            color: var(--text);
            letter-spacing: 0.01em;
        }
        .section-subtitle {
            font-size: 1rem;
            color: var(--text-secondary);
            margin-bottom: var(--spacing-xl);
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            font-size: 0.88rem;
            color: var(--text-secondary);
            margin-bottom: var(--spacing-md);
            background: none;
            padding: 0;
        }
        .breadcrumb a {
            color: var(--primary);
            font-weight: 500;
        }
        .breadcrumb a:hover {
            color: var(--accent);
        }
        .breadcrumb .separator {
            color: var(--border);
        }
        .category-head {
            margin-bottom: var(--spacing-2xl);
        }
        .category-head h1 {
            font-size: 2.4rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: var(--spacing-sm);
            letter-spacing: 0.02em;
        }
        .category-head .category-desc {
            font-size: 1.05rem;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.8;
        }
        .filter-bar {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: var(--spacing-sm);
            margin-bottom: var(--spacing-xl);
        }
        .filter-tag {
            padding: 8px 18px;
            border-radius: var(--radius-pill);
            font-size: 0.9rem;
            font-weight: 500;
            background: var(--card-solid);
            color: var(--text-secondary);
            border: 1px solid var(--border);
            transition: var(--transition);
            cursor: pointer;
        }
        .filter-tag:hover {
            border-color: var(--primary);
            color: var(--primary);
        }
        .filter-tag.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }
        .article-list {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-lg);
        }
        .article-item {
            display: grid;
            grid-template-columns: 180px 1fr;
            gap: var(--spacing-lg);
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: var(--spacing-md);
            transition: var(--transition);
            box-shadow: var(--shadow-xs);
        }
        .article-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .article-item-img {
            width: 100%;
            height: 120px;
            object-fit: cover;
            border-radius: var(--radius-sm);
        }
        .article-item-body {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-sm);
        }
        .article-item-title {
            font-size: 1.15rem;
            font-weight: 700;
            line-height: 1.5;
            color: var(--text);
        }
        .article-item-title a {
            color: var(--text);
        }
        .article-item-title a:hover {
            color: var(--accent);
        }
        .article-item-desc {
            font-size: 0.92rem;
            color: var(--text-secondary);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .article-item-meta {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: var(--spacing-sm);
            font-size: 0.82rem;
            color: var(--text-secondary);
        }
        .tag-badge {
            padding: 3px 12px;
            border-radius: var(--radius-pill);
            font-size: 0.78rem;
            font-weight: 500;
            background: #E3EBDD;
            color: var(--primary);
        }
        .tag-badge.hot {
            background: #FCE4D0;
            color: var(--warning);
        }
        .tag-badge.recommend {
            background: #FCE4D0;
            color: var(--warning);
        }
        .sidebar-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: var(--spacing-lg);
            box-shadow: var(--shadow-xs);
            margin-bottom: var(--spacing-lg);
        }
        .sidebar-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: var(--spacing-md);
            color: var(--text);
        }
        .rank-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .rank-list li {
            display: flex;
            align-items: flex-start;
            gap: var(--spacing-sm);
            padding: var(--spacing-sm) 0;
            border-bottom: 1px solid var(--border-light);
        }
        .rank-list li:last-child {
            border-bottom: none;
        }
        .rank-number {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: var(--primary-light);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            font-weight: 700;
            flex-shrink: 0;
        }
        .rank-number.top {
            background: var(--accent);
        }
        .rank-list a {
            font-size: 0.9rem;
            color: var(--text);
            line-height: 1.5;
        }
        .rank-list a:hover {
            color: var(--accent);
        }
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: var(--spacing-sm);
        }
        .tag-cloud a {
            padding: 5px 14px;
            border-radius: var(--radius-pill);
            background: var(--card-solid);
            border: 1px solid var(--border);
            font-size: 0.82rem;
            color: var(--text-secondary);
            transition: var(--transition);
        }
        .tag-cloud a:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }
        .editor-pick {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-xs);
            transition: var(--transition);
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 0;
        }
        .editor-pick:hover {
            box-shadow: var(--shadow-hover);
        }
        .editor-pick-img {
            width: 100%;
            height: 100%;
            min-height: 220px;
            object-fit: cover;
        }
        .editor-pick-body {
            padding: var(--spacing-xl);
            display: flex;
            flex-direction: column;
            justify-content: center;
            gap: var(--spacing-sm);
        }
        .editor-pick-label {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--warning);
            background: #FCE4D0;
            padding: 4px 14px;
            border-radius: var(--radius-pill);
        }
        .editor-pick-title {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--text);
            line-height: 1.5;
        }
        .editor-pick-desc {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }
        .data-points {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--spacing-lg);
        }
        .data-point {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: var(--spacing-lg);
            text-align: center;
            box-shadow: var(--shadow-xs);
            transition: var(--transition);
        }
        .data-point:hover {
            box-shadow: var(--shadow-hover);
        }
        .data-point-icon {
            font-size: 2rem;
            color: var(--accent);
            margin-bottom: var(--spacing-sm);
        }
        .data-point-value {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary);
        }
        .data-point-label {
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin-top: var(--spacing-xs);
        }
        .subscribe-box {
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-lg);
            padding: var(--spacing-2xl);
            text-align: center;
        }
        .subscribe-box h3 {
            font-size: 1.4rem;
            font-weight: 700;
            margin-bottom: var(--spacing-sm);
        }
        .subscribe-box p {
            font-size: 0.95rem;
            opacity: 0.85;
            margin-bottom: var(--spacing-lg);
        }
        .subscribe-form {
            display: flex;
            gap: var(--spacing-sm);
            justify-content: center;
            flex-wrap: wrap;
        }
        .subscribe-form input {
            padding: 10px 18px;
            border-radius: var(--radius-pill);
            border: 1px solid rgba(255, 255, 255, 0.3);
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            min-width: 260px;
            font-size: 0.95rem;
        }
        .subscribe-form input::placeholder {
            color: rgba(255, 255, 255, 0.7);
        }
        .subscribe-form button {
            background: var(--accent);
            color: #fff;
            padding: 10px 24px;
            border-radius: var(--radius-pill);
            font-weight: 600;
            font-size: 0.95rem;
            border: none;
            transition: var(--transition);
        }
        .subscribe-form button:hover {
            background: var(--accent-hover);
        }
        .cross-links {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--spacing-md);
        }
        .cross-link-item {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: var(--spacing-lg);
            transition: var(--transition);
            box-shadow: var(--shadow-xs);
        }
        .cross-link-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .cross-link-item h4 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text);
            margin-bottom: var(--spacing-xs);
        }
        .cross-link-item p {
            font-size: 0.82rem;
            color: var(--text-secondary);
            margin: 0;
        }
        .faq-list details {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: var(--spacing-md) var(--spacing-lg);
            margin-bottom: var(--spacing-md);
            transition: var(--transition);
        }
        .faq-list details:hover {
            box-shadow: var(--shadow-md);
        }
        .faq-list summary {
            font-weight: 600;
            font-size: 1rem;
            color: var(--text);
            cursor: pointer;
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: var(--spacing-sm);
        }
        .faq-list summary::after {
            content: "+";
            font-size: 1.2rem;
            font-weight: 400;
            color: var(--text-secondary);
            transition: var(--transition);
        }
        .faq-list details[open] summary::after {
            content: "−";
        }
        .faq-list p {
            margin-top: var(--spacing-sm);
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }
        .site-footer {
            background: var(--primary);
            color: rgba(255, 255, 255, 0.85);
            padding: var(--spacing-3xl) 0 var(--spacing-xl);
            margin-top: var(--spacing-3xl);
        }
        .footer-top {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: var(--spacing-xl);
            margin-bottom: var(--spacing-2xl);
        }
        .footer-brand .logo {
            margin-bottom: var(--spacing-sm);
        }
        .footer-brand p {
            font-size: 0.9rem;
            opacity: 0.8;
            margin: 0;
        }
        .footer-links h4 {
            font-size: 1rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: var(--spacing-sm);
        }
        .footer-links ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: var(--spacing-xs);
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.75);
            font-size: 0.9rem;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: var(--accent);
        }
        .footer-newsletter p {
            font-size: 0.9rem;
            opacity: 0.85;
            margin-bottom: var(--spacing-sm);
        }
        .nl-row {
            display: flex;
            gap: var(--spacing-sm);
            flex-wrap: wrap;
        }
        .nl-row input {
            padding: 8px 16px;
            border-radius: var(--radius-pill);
            border: 1px solid rgba(255, 255, 255, 0.3);
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            flex: 1;
            min-width: 160px;
            font-size: 0.9rem;
        }
        .nl-row input::placeholder {
            color: rgba(255, 255, 255, 0.7);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.2);
            padding-top: var(--spacing-lg);
            display: flex;
            flex-wrap: wrap;
            gap: var(--spacing-sm) var(--spacing-lg);
            justify-content: space-between;
            align-items: center;
            font-size: 0.82rem;
        }
        .footer-bottom p {
            margin: 0;
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.75);
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }
        .beian-sep {
            opacity: 0.5;
            margin: 0 var(--spacing-xs);
        }
        @media (max-width: 1024px) {
            .data-points {
                grid-template-columns: repeat(2, 1fr);
            }
            .cross-links {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-top {
                grid-template-columns: 1fr 1fr;
            }
            .editor-pick {
                grid-template-columns: 1fr;
            }
            .editor-pick-img {
                min-height: 200px;
            }
        }
        @media (max-width: 768px) {
            .nav-toggle {
                display: flex;
            }
            .main-nav {
                display: none;
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: var(--primary);
                flex-direction: column;
                padding: var(--spacing-lg);
                gap: var(--spacing-sm);
                box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                display: block;
                padding: var(--spacing-md);
            }
            .nav-auth {
                margin-left: auto;
            }
            .category-head h1 {
                font-size: 1.8rem;
            }
            .article-item {
                grid-template-columns: 1fr;
                gap: var(--spacing-sm);
            }
            .article-item-img {
                height: 180px;
            }
            .data-points {
                grid-template-columns: 1fr;
            }
            .cross-links {
                grid-template-columns: 1fr;
            }
            .section {
                padding: var(--spacing-2xl) 0;
            }
            .subscribe-form input {
                min-width: 100%;
            }
            .footer-top {
                grid-template-columns: 1fr;
                gap: var(--spacing-lg);
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 var(--spacing-md);
            }
            .category-head h1 {
                font-size: 1.5rem;
            }
            .filter-bar {
                gap: var(--spacing-xs);
            }
            .filter-tag {
                padding: 6px 14px;
                font-size: 0.8rem;
            }
            .article-item-title {
                font-size: 1rem;
            }
            .editor-pick-body {
                padding: var(--spacing-lg);
            }
            .editor-pick-title {
                font-size: 1.1rem;
            }
        }

/* roulang page: category4 */
:root {
            --primary: #1F3D2B;
            --primary-dark: #172E20;
            --primary-light: #2C5238;
            --accent: #E07B39;
            --accent-hover: #C96A2D;
            --bg: #F6F3ED;
            --card-bg: #FDFBF7;
            --card-solid: #FFFFFF;
            --text: #22281F;
            --text-secondary: #5C6457;
            --border: #DDD8CC;
            --border-light: #E8E3D9;
            --success: #3A6B35;
            --warning: #B84A2B;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-pill: 24px;
            --shadow-xs: 0 1px 4px rgba(31, 61, 43, 0.06);
            --shadow-md: 0 4px 12px rgba(31, 61, 43, 0.08);
            --shadow-hover: 0 6px 16px rgba(31, 61, 43, 0.12);
            --shadow-lg: 0 10px 28px rgba(31, 61, 43, 0.14);
            --font-sans: "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Heiti SC", sans-serif;
            --max-width: 1200px;
            --spacing-xs: 4px;
            --spacing-sm: 8px;
            --spacing-md: 16px;
            --spacing-lg: 24px;
            --spacing-xl: 32px;
            --spacing-2xl: 48px;
            --spacing-3xl: 64px;
            --spacing-4xl: 80px;
            --transition: all 0.25s ease;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--accent);
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        summary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }
        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
            font-size: inherit;
            transition: var(--transition);
        }
        input {
            font-family: inherit;
            font-size: inherit;
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--spacing-lg);
        }
        /* Header / Nav */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--primary);
            color: #fff;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 64px;
            gap: var(--spacing-lg);
        }
        .logo {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            font-size: 1.35rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.02em;
            white-space: nowrap;
        }
        .logo:hover {
            color: #fff;
            opacity: 0.92;
        }
        .logo-icon {
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
        }
        .main-nav a {
            color: rgba(255, 255, 255, 0.88);
            font-size: 0.95rem;
            padding: var(--spacing-xs) var(--spacing-md);
            border-radius: var(--radius-pill);
            transition: var(--transition);
            white-space: nowrap;
        }
        .main-nav a:hover {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
        }
        .main-nav a.active {
            background: rgba(255, 255, 255, 0.18);
            color: #fff;
            font-weight: 600;
        }
        .nav-auth {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            flex-shrink: 0;
        }
        .btn-auth {
            padding: 6px 16px;
            border-radius: var(--radius-pill);
            font-size: 0.88rem;
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.22);
            transition: var(--transition);
            white-space: nowrap;
        }
        .btn-auth:hover {
            background: rgba(255, 255, 255, 0.22);
            color: #fff;
        }
        .btn-auth.primary {
            background: var(--accent);
            border-color: var(--accent);
            color: #fff;
            font-weight: 600;
        }
        .btn-auth.primary:hover {
            background: var(--accent-hover);
            border-color: var(--accent-hover);
        }
        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            padding: var(--spacing-sm);
            cursor: pointer;
        }
        .nav-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background: #fff;
            border-radius: 2px;
            transition: var(--transition);
        }
        /* Btn */
        .btn-primary {
            background: var(--primary);
            color: #fff;
            padding: 10px 24px;
            border-radius: var(--radius-pill);
            font-weight: 600;
            font-size: 0.95rem;
            border: none;
            display: inline-block;
            transition: var(--transition);
        }
        .btn-primary:hover {
            background: var(--accent);
            color: #fff;
        }
        .btn-outline {
            background: transparent;
            color: var(--primary);
            padding: 9px 23px;
            border-radius: var(--radius-pill);
            font-weight: 600;
            font-size: 0.95rem;
            border: 1px solid var(--primary);
            display: inline-block;
            transition: var(--transition);
        }
        .btn-outline:hover {
            background: var(--primary);
            color: #fff;
        }
        /* Breadcrumb */
        .breadcrumb-wrap {
            padding: var(--spacing-lg) 0 0;
        }
        .breadcrumb {
            font-size: 0.88rem;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--text-secondary);
        }
        .breadcrumb a:hover {
            color: var(--accent);
        }
        .breadcrumb .sep {
            color: var(--border);
        }
        /* Category Hero */
        .category-hero {
            padding: var(--spacing-xl) 0 var(--spacing-lg);
        }
        .category-hero h1 {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: var(--spacing-md);
            letter-spacing: -0.01em;
        }
        .category-hero .cat-desc {
            font-size: 1.05rem;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.8;
        }
        /* Filter Bar */
        .filter-bar {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            flex-wrap: wrap;
            padding: var(--spacing-md) 0 var(--spacing-lg);
            border-bottom: 1px solid var(--border);
            margin-bottom: var(--spacing-xl);
        }
        .filter-bar .filter-label {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-secondary);
            margin-right: var(--spacing-xs);
        }
        .filter-chip {
            padding: 6px 16px;
            border-radius: var(--radius-pill);
            font-size: 0.88rem;
            background: var(--card-bg);
            border: 1px solid var(--border);
            color: var(--text-secondary);
            transition: var(--transition);
            cursor: pointer;
            white-space: nowrap;
        }
        .filter-chip:hover {
            border-color: var(--primary);
            color: var(--primary);
        }
        .filter-chip.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            font-weight: 600;
        }
        /* Story Section */
        .story-section {
            padding: var(--spacing-xl) 0;
        }
        .section-heading {
            display: flex;
            align-items: baseline;
            justify-content: space-between;
            gap: var(--spacing-md);
            margin-bottom: var(--spacing-lg);
            flex-wrap: wrap;
        }
        .section-heading h2 {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.01em;
            margin: 0;
        }
        .section-heading .section-sub {
            font-size: 0.9rem;
            color: var(--text-secondary);
        }
        /* Story Grid */
        .story-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--spacing-lg);
        }
        .story-card {
            background: var(--card-solid);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-xs);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .story-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--border-light);
        }
        .story-card .story-img {
            aspect-ratio: 16/10;
            overflow: hidden;
            background: var(--border-light);
        }
        .story-card .story-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
            transition: transform 0.4s ease;
        }
        .story-card:hover .story-img img {
            transform: scale(1.04);
        }
        .story-card .story-body {
            padding: var(--spacing-lg);
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .story-card .story-tag {
            display: inline-block;
            font-size: 0.75rem;
            padding: 2px 10px;
            border-radius: var(--radius-pill);
            background: #E3EBDD;
            color: var(--primary);
            margin-bottom: var(--spacing-sm);
            align-self: flex-start;
            font-weight: 500;
        }
        .story-card .story-tag.editor-pick {
            background: #FCE4D0;
            color: var(--warning);
        }
        .story-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.5;
            margin-bottom: var(--spacing-sm);
        }
        .story-card h3 a {
            color: var(--primary);
        }
        .story-card h3 a:hover {
            color: var(--accent);
        }
        .story-card .story-excerpt {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: var(--spacing-md);
            flex: 1;
        }
        .story-card .story-meta {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            font-size: 0.78rem;
            color: var(--text-secondary);
            border-top: 1px solid var(--border-light);
            padding-top: var(--spacing-sm);
        }
        .story-card .story-meta .date {
            color: var(--text-secondary);
        }
        .story-card .story-meta .read-time {
            margin-left: auto;
            color: var(--text-secondary);
        }
        /* List style (secondary) */
        .story-list {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-md);
        }
        .story-list-item {
            display: flex;
            gap: var(--spacing-md);
            background: var(--card-solid);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: var(--spacing-md);
            box-shadow: var(--shadow-xs);
            transition: var(--transition);
            align-items: center;
        }
        .story-list-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .story-list-item .list-img {
            width: 130px;
            height: 88px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
            background: var(--border-light);
        }
        .story-list-item .list-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-sm);
        }
        .story-list-item .list-body {
            flex: 1;
            min-width: 0;
        }
        .story-list-item .list-body h3 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 2px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }
        .story-list-item .list-body h3 a {
            color: var(--primary);
        }
        .story-list-item .list-body h3 a:hover {
            color: var(--accent);
        }
        .story-list-item .list-body .list-excerpt {
            font-size: 0.82rem;
            color: var(--text-secondary);
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
            margin-bottom: 2px;
        }
        .story-list-item .list-body .list-meta {
            font-size: 0.75rem;
            color: var(--text-secondary);
        }
        /* Ranking Sidebar */
        .ranking-card {
            background: var(--card-solid);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: var(--spacing-lg);
            box-shadow: var(--shadow-xs);
            position: sticky;
            top: 80px;
        }
        .ranking-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: var(--spacing-md);
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
        }
        .ranking-card h3 .icon-fire {
            font-size: 1.2rem;
        }
        .ranking-list {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: var(--spacing-sm);
        }
        .ranking-list li {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            font-size: 0.88rem;
            padding: var(--spacing-xs) 0;
            border-bottom: 1px solid var(--border-light);
        }
        .ranking-list li:last-child {
            border-bottom: none;
        }
        .ranking-list .rank-num {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: #E3EBDD;
            color: var(--primary);
            font-weight: 700;
            font-size: 0.75rem;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }
        .ranking-list .rank-num.top1 {
            background: var(--accent);
            color: #fff;
        }
        .ranking-list .rank-num.top2 {
            background: #FCE4D0;
            color: var(--warning);
        }
        .ranking-list .rank-num.top3 {
            background: #F6E8C8;
            color: #8A6A2B;
        }
        .ranking-list a {
            color: var(--text);
            font-weight: 500;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }
        .ranking-list a:hover {
            color: var(--accent);
        }
        .ranking-list .rank-views {
            margin-left: auto;
            font-size: 0.72rem;
            color: var(--text-secondary);
            white-space: nowrap;
        }
        /* Tag Cloud */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: var(--spacing-sm);
        }
        .tag-cloud a {
            font-size: 0.82rem;
            padding: 4px 14px;
            border-radius: var(--radius-pill);
            background: #E3EBDD;
            color: var(--primary);
            transition: var(--transition);
        }
        .tag-cloud a:hover {
            background: var(--primary);
            color: #fff;
        }
        /* Editor Pick */
        .editor-pick-banner {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            border-radius: var(--radius-lg);
            padding: var(--spacing-xl);
            color: #fff;
            display: flex;
            flex-wrap: wrap;
            gap: var(--spacing-xl);
            align-items: center;
            margin-bottom: var(--spacing-xl);
        }
        .editor-pick-banner .ep-content {
            flex: 1;
            min-width: 260px;
        }
        .editor-pick-banner .ep-content .ep-label {
            display: inline-block;
            font-size: 0.75rem;
            background: var(--accent);
            color: #fff;
            padding: 3px 12px;
            border-radius: var(--radius-pill);
            font-weight: 600;
            margin-bottom: var(--spacing-sm);
        }
        .editor-pick-banner .ep-content h3 {
            font-size: 1.35rem;
            font-weight: 700;
            line-height: 1.5;
            margin-bottom: var(--spacing-sm);
            color: #fff;
        }
        .editor-pick-banner .ep-content p {
            font-size: 0.92rem;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: var(--spacing-md);
            line-height: 1.7;
        }
        .editor-pick-banner .ep-content .btn-light-link {
            color: #fff;
            font-weight: 600;
            font-size: 0.9rem;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .editor-pick-banner .ep-content .btn-light-link:hover {
            color: var(--accent);
        }
        .editor-pick-banner .ep-img {
            width: 240px;
            height: 160px;
            border-radius: var(--radius-md);
            overflow: hidden;
            flex-shrink: 0;
            box-shadow: 0 8px 20px rgba(0,0,0,0.25);
        }
        .editor-pick-banner .ep-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-md);
        }
        /* Stats row */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--spacing-md);
            margin: var(--spacing-xl) 0;
        }
        .stat-block {
            background: var(--card-solid);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: var(--spacing-lg);
            text-align: center;
            box-shadow: var(--shadow-xs);
        }
        .stat-block .stat-num {
            font-size: 2rem;
            font-weight: 700;
            color: var(--accent);
            line-height: 1.2;
        }
        .stat-block .stat-label {
            font-size: 0.85rem;
            color: var(--text-secondary);
            margin-top: var(--spacing-xs);
        }
        /* Cross recommendation */
        .cross-rec {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: var(--spacing-lg);
        }
        .cross-rec h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: var(--spacing-md);
        }
        .cross-rec ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: var(--spacing-sm);
        }
        .cross-rec li {
            padding: var(--spacing-sm) 0;
            border-bottom: 1px solid var(--border-light);
            font-size: 0.9rem;
        }
        .cross-rec li:last-child {
            border-bottom: none;
        }
        .cross-rec a {
            color: var(--text);
            font-weight: 500;
        }
        .cross-rec a:hover {
            color: var(--accent);
        }
        .cross-rec .cross-tag {
            font-size: 0.72rem;
            color: var(--text-secondary);
            background: var(--border-light);
            padding: 2px 8px;
            border-radius: var(--radius-pill);
            margin-right: 8px;
        }
        /* Subscribe CTA */
        .subscribe-cta {
            background: var(--primary);
            border-radius: var(--radius-lg);
            padding: var(--spacing-xl) var(--spacing-2xl);
            color: #fff;
            display: flex;
            flex-wrap: wrap;
            gap: var(--spacing-lg);
            align-items: center;
            justify-content: space-between;
            margin-top: var(--spacing-xl);
        }
        .subscribe-cta .cta-text {
            flex: 1;
            min-width: 250px;
        }
        .subscribe-cta .cta-text h3 {
            font-size: 1.25rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: var(--spacing-xs);
        }
        .subscribe-cta .cta-text p {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.78);
            margin: 0;
        }
        .subscribe-cta .cta-form {
            display: flex;
            gap: var(--spacing-sm);
            align-items: center;
            flex-wrap: wrap;
        }
        .subscribe-cta .cta-form input {
            padding: 10px 20px;
            border-radius: var(--radius-pill);
            border: 1px solid rgba(255, 255, 255, 0.3);
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
            min-width: 220px;
            font-size: 0.9rem;
        }
        .subscribe-cta .cta-form input::placeholder {
            color: rgba(255, 255, 255, 0.55);
        }
        .subscribe-cta .cta-form input:focus {
            outline: 2px solid var(--accent);
            background: rgba(255, 255, 255, 0.2);
        }
        .subscribe-cta .cta-form .btn-accent {
            background: var(--accent);
            color: #fff;
            padding: 10px 24px;
            border-radius: var(--radius-pill);
            font-weight: 600;
            font-size: 0.9rem;
            transition: var(--transition);
        }
        .subscribe-cta .cta-form .btn-accent:hover {
            background: var(--accent-hover);
        }
        /* FAQ */
        .faq-section {
            padding: var(--spacing-xl) 0;
        }
        .faq-section .section-heading h2 {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--primary);
            margin: 0;
        }
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-md);
        }
        .faq-item {
            background: var(--card-solid);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-xs);
        }
        .faq-item summary {
            padding: var(--spacing-md) var(--spacing-lg);
            font-weight: 600;
            color: var(--primary);
            cursor: pointer;
            font-size: 0.98rem;
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: var(--spacing-md);
            transition: var(--transition);
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary::after {
            content: '+';
            font-size: 1.3rem;
            font-weight: 400;
            color: var(--accent);
            flex-shrink: 0;
            transition: var(--transition);
        }
        .faq-item[open] summary::after {
            content: '−';
        }
        .faq-item summary:hover {
            background: var(--card-bg);
        }
        .faq-item .faq-answer {
            padding: 0 var(--spacing-lg) var(--spacing-md);
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.8;
        }
        /* Footer */
        .site-footer {
            background: var(--primary);
            color: rgba(255, 255, 255, 0.78);
            margin-top: var(--spacing-3xl);
            padding: var(--spacing-2xl) 0 var(--spacing-lg);
        }
        .site-footer .container {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-2xl);
        }
        .footer-top {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.4fr;
            gap: var(--spacing-2xl);
        }
        .footer-brand .logo {
            color: #fff;
        }
        .footer-brand .logo:hover {
            color: #fff;
        }
        .footer-brand p {
            font-size: 0.85rem;
            line-height: 1.7;
            margin-top: var(--spacing-sm);
            color: rgba(255, 255, 255, 0.62);
            max-width: 240px;
        }
        .footer-links h4 {
            font-size: 0.92rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: var(--spacing-md);
            letter-spacing: 0.02em;
        }
        .footer-links ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: var(--spacing-sm);
        }
        .footer-links a {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.72);
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: var(--accent);
        }
        .footer-newsletter p {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.72);
            line-height: 1.7;
            margin-bottom: var(--spacing-sm);
        }
        .footer-newsletter .nl-row {
            display: flex;
            gap: var(--spacing-sm);
            flex-wrap: wrap;
        }
        .footer-newsletter input {
            flex: 1;
            min-width: 160px;
            padding: 9px 16px;
            border-radius: var(--radius-pill);
            border: 1px solid rgba(255, 255, 255, 0.3);
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            font-size: 0.85rem;
        }
        .footer-newsletter input::placeholder {
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-newsletter input:focus {
            outline: 2px solid var(--accent);
            background: rgba(255, 255, 255, 0.18);
        }
        .footer-newsletter .btn-primary {
            background: var(--accent);
            padding: 9px 20px;
            border-radius: var(--radius-pill);
            font-size: 0.85rem;
        }
        .footer-newsletter .btn-primary:hover {
            background: var(--accent-hover);
        }
        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            gap: var(--spacing-sm);
            justify-content: space-between;
            align-items: center;
            padding-top: var(--spacing-lg);
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.55);
        }
        .footer-bottom p {
            margin: 0;
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.78rem;
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }
        .footer-bottom .beian-sep {
            margin: 0 6px;
            color: rgba(255, 255, 255, 0.3);
        }
        /* Responsive */
        @media (max-width: 1023px) {
            .footer-top {
                grid-template-columns: 1fr 1fr;
            }
            .story-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 767px) {
            .container {
                padding: 0 var(--spacing-md);
            }
            .site-header .container {
                flex-wrap: wrap;
                min-height: 58px;
                gap: var(--spacing-md);
            }
            .main-nav {
                display: none;
                flex-direction: column;
                align-items: stretch;
                width: 100%;
                background: var(--primary);
                padding: var(--spacing-sm) var(--spacing-md) var(--spacing-md);
                gap: var(--spacing-xs);
                order: 10;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: var(--spacing-sm) var(--spacing-md);
                width: 100%;
                text-align: left;
                border-radius: var(--radius-sm);
            }
            .nav-toggle {
                display: flex;
            }
            .nav-auth {
                margin-left: auto;
            }
            .nav-auth .btn-auth {
                padding: 5px 12px;
                font-size: 0.78rem;
            }
            .category-hero h1 {
                font-size: 1.6rem;
            }
            .story-grid {
                grid-template-columns: 1fr;
            }
            .story-list-item {
                flex-direction: column;
                align-items: flex-start;
            }
            .story-list-item .list-img {
                width: 100%;
                height: 160px;
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .editor-pick-banner {
                flex-direction: column;
                align-items: flex-start;
                gap: var(--spacing-md);
                padding: var(--spacing-lg);
            }
            .editor-pick-banner .ep-img {
                width: 100%;
                height: 180px;
            }
            .ranking-card {
                position: static;
            }
            .footer-top {
                grid-template-columns: 1fr;
                gap: var(--spacing-lg);
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: var(--spacing-sm);
            }
            .subscribe-cta {
                flex-direction: column;
                align-items: flex-start;
                padding: var(--spacing-lg);
            }
            .subscribe-cta .cta-form {
                width: 100%;
                flex-direction: column;
                align-items: stretch;
            }
            .subscribe-cta .cta-form input {
                min-width: auto;
                width: 100%;
            }
            .subscribe-cta .cta-form .btn-accent {
                width: 100%;
                text-align: center;
            }
        }
        @media (max-width: 519px) {
            .stats-row {
                grid-template-columns: 1fr 1fr;
            }
            .stat-block .stat-num {
                font-size: 1.5rem;
            }
            .section-heading {
                flex-direction: column;
                align-items: flex-start;
                gap: var(--spacing-xs);
            }
        }

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}