/* roulang page: index */
:root {
            --color-primary: #1a1a2e;
            --color-primary-light: #252544;
            --color-accent: #f47521;
            --color-accent-hover: #e06510;
            --color-accent-light: #fff0e8;
            --color-secondary: #2d6a4f;
            --color-secondary-light: #e8f5ef;
            --color-bg: #f6f7fa;
            --color-bg-alt: #edeff3;
            --color-surface: #ffffff;
            --color-text: #1c1c28;
            --color-text-soft: #5a5d6e;
            --color-text-muted: #8b8fa0;
            --color-border: #e2e5ed;
            --color-border-light: #f0f1f5;
            --color-success: #2d6a4f;
            --color-warning: #f0a030;
            --color-danger: #d9444a;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 22px;
            --radius-full: 50px;
            --shadow-xs: 0 1px 3px rgba(0,0,0,0.04);
            --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
            --shadow-md: 0 6px 20px rgba(0,0,0,0.08);
            --shadow-lg: 0 12px 36px rgba(0,0,0,0.10);
            --shadow-xl: 0 20px 50px rgba(0,0,0,0.14);
            --shadow-accent: 0 6px 22px rgba(244,117,33,0.25);
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s ease;
            --transition-slow: 0.40s ease;
            --nav-height: 62px;
            --container-max: 1240px;
            --container-narrow: 960px;
        }

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

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

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            overflow-x: hidden;
        }

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

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

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

        h1, h2, h3, h4, h5, h6 {
            font-family: var(--font-heading);
            font-weight: 700;
            line-height: 1.3;
            color: var(--color-text);
            margin-top: 0;
        }
        h1 { font-size: 2.6rem; letter-spacing: -0.02em; }
        h2 { font-size: 2rem; letter-spacing: -0.01em; }
        h3 { font-size: 1.45rem; }
        h4 { font-size: 1.15rem; }

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

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--color-surface);
            height: var(--nav-height);
            border-bottom: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-xs);
            display: flex;
            align-items: center;
            transition: box-shadow var(--transition-base);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
            height: 100%;
        }
        .header-logo-group {
            display: flex;
            align-items: center;
            gap: 32px;
        }
        .logo-link {
            display: flex;
            align-items: center;
            gap: 9px;
            font-weight: 800;
            font-size: 1.25rem;
            color: var(--color-primary);
            letter-spacing: -0.01em;
            text-decoration: none;
            white-space: nowrap;
        }
        .logo-link:hover {
            color: var(--color-primary);
        }
        .logo-icon {
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .main-nav li {
            margin: 0;
        }
        .main-nav a {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--color-text-soft);
            text-decoration: none;
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }
        .main-nav a:hover {
            color: var(--color-text);
            background: var(--color-bg);
        }
        .main-nav a.active-nav {
            color: var(--color-accent);
            background: var(--color-accent-light);
            font-weight: 700;
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 20px;
            background: var(--color-accent);
            color: #fff;
            border-radius: var(--radius-full);
            font-weight: 700;
            font-size: 0.9rem;
            text-decoration: none;
            transition: all var(--transition-fast);
            white-space: nowrap;
            border: none;
            cursor: pointer;
        }
        .btn-nav-cta:hover {
            background: var(--color-accent-hover);
            color: #fff;
            box-shadow: var(--shadow-accent);
            transform: translateY(-1px);
        }
        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--color-text);
            cursor: pointer;
            padding: 6px;
            line-height: 1;
        }

        /* ========== HERO (分屏布局) ========== */
        .hero-section {
            position: relative;
            background: var(--color-surface);
            overflow: hidden;
            min-height: 560px;
            display: flex;
            align-items: center;
        }
        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 48px 24px;
            min-height: 500px;
        }
        .hero-content {
            padding-right: 16px;
            z-index: 2;
        }
        .hero-badge {
            display: inline-block;
            padding: 6px 14px;
            background: var(--color-accent-light);
            color: var(--color-accent);
            border-radius: var(--radius-full);
            font-weight: 700;
            font-size: 0.85rem;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }
        .hero-title {
            font-size: 2.8rem;
            font-weight: 800;
            line-height: 1.2;
            color: var(--color-primary);
            margin-bottom: 16px;
            letter-spacing: -0.02em;
        }
        .hero-title .highlight {
            color: var(--color-accent);
            position: relative;
        }
        .hero-desc {
            font-size: 1.1rem;
            color: var(--color-text-soft);
            line-height: 1.7;
            margin-bottom: 28px;
            max-width: 440px;
        }
        .hero-buttons {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 13px 28px;
            background: var(--color-accent);
            color: #fff;
            border-radius: var(--radius-full);
            font-weight: 700;
            font-size: 0.95rem;
            text-decoration: none;
            transition: all var(--transition-base);
            border: none;
            cursor: pointer;
            white-space: nowrap;
        }
        .btn-primary:hover {
            background: var(--color-accent-hover);
            color: #fff;
            box-shadow: var(--shadow-accent);
            transform: translateY(-2px);
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 12px 27px;
            background: transparent;
            color: var(--color-primary);
            border: 2px solid var(--color-border);
            border-radius: var(--radius-full);
            font-weight: 700;
            font-size: 0.95rem;
            text-decoration: none;
            transition: all var(--transition-base);
            cursor: pointer;
            white-space: nowrap;
        }
        .btn-outline:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
            background: var(--color-bg);
        }
        .hero-visual {
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 1;
        }
        .hero-image-wrap {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            width: 100%;
            max-width: 520px;
            aspect-ratio: 4 / 3;
            background: var(--color-bg-alt);
        }
        .hero-image-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .hero-float-card {
            position: absolute;
            bottom: -18px;
            left: -20px;
            background: var(--color-surface);
            border-radius: var(--radius-md);
            padding: 14px 18px;
            box-shadow: var(--shadow-md);
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--color-text);
            z-index: 3;
        }
        .hero-float-card .live-dot {
            width: 10px;
            height: 10px;
            background: #e53935;
            border-radius: 50%;
            animation: pulse-dot 1.6s infinite;
        }
        @keyframes pulse-dot {
            0%, 100% { box-shadow: 0 0 0 0 rgba(229,57,53,0.6); }
            50% { box-shadow: 0 0 0 12px rgba(229,57,53,0); }
        }

        /* ========== SECTIONS ========== */
        .section {
            padding: 72px 0;
        }
        .section-alt {
            background: var(--color-surface);
        }
        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-header h2 {
            font-size: 2rem;
            font-weight: 800;
            color: var(--color-primary);
            margin-bottom: 10px;
        }
        .section-header p {
            color: var(--color-text-soft);
            font-size: 1.05rem;
            max-width: 560px;
            margin: 0 auto;
        }
        .section-label {
            display: inline-block;
            padding: 5px 13px;
            background: var(--color-accent-light);
            color: var(--color-accent);
            border-radius: var(--radius-full);
            font-weight: 700;
            font-size: 0.82rem;
            letter-spacing: 0.03em;
            text-transform: uppercase;
            margin-bottom: 10px;
        }

        /* ========== FEATURE CARDS ========== */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .feature-card {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }
        .feature-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
            border-color: transparent;
        }
        .feature-card .fc-icon {
            width: 50px;
            height: 50px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            margin-bottom: 18px;
            background: var(--color-accent-light);
            color: var(--color-accent);
        }
        .feature-card h3 {
            font-size: 1.2rem;
            margin-bottom: 8px;
            color: var(--color-primary);
        }
        .feature-card p {
            color: var(--color-text-soft);
            font-size: 0.93rem;
            line-height: 1.65;
            margin: 0;
        }

        /* ========== CATEGORY CARD ========== */
        .category-card-large {
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            gap: 36px;
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            align-items: stretch;
        }
        .category-card-large:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .category-card-img {
            position: relative;
            overflow: hidden;
            min-height: 260px;
        }
        .category-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .category-card-large:hover .category-card-img img {
            transform: scale(1.05);
        }
        .category-card-body {
            padding: 36px 36px 36px 0;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .category-card-body .cat-tag {
            display: inline-block;
            padding: 4px 12px;
            background: var(--color-accent-light);
            color: var(--color-accent);
            border-radius: var(--radius-full);
            font-weight: 700;
            font-size: 0.8rem;
            margin-bottom: 12px;
            width: fit-content;
        }
        .category-card-body h3 {
            font-size: 1.5rem;
            margin-bottom: 8px;
            color: var(--color-primary);
        }
        .category-card-body p {
            color: var(--color-text-soft);
            margin-bottom: 18px;
            line-height: 1.65;
        }
        .btn-text {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            font-weight: 700;
            color: var(--color-accent);
            font-size: 0.93rem;
            text-decoration: none;
            transition: gap var(--transition-fast);
        }
        .btn-text:hover {
            gap: 9px;
            color: var(--color-accent-hover);
        }

        /* ========== POST LIST ========== */
        .post-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        .post-card {
            background: var(--color-surface);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-xs);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            display: flex;
            gap: 0;
            flex-direction: row;
            align-items: stretch;
        }
        .post-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .post-card-img {
            width: 160px;
            flex-shrink: 0;
            position: relative;
            overflow: hidden;
        }
        .post-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .post-card:hover .post-card-img img {
            transform: scale(1.06);
        }
        .post-card-body {
            padding: 18px 20px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            flex: 1;
        }
        .post-card-body .post-meta {
            display: flex;
            gap: 12px;
            font-size: 0.78rem;
            color: var(--color-text-muted);
            margin-bottom: 6px;
        }
        .post-card-body h4 {
            font-size: 1rem;
            margin-bottom: 4px;
            line-height: 1.4;
            color: var(--color-primary);
        }
        .post-card-body h4 a {
            color: var(--color-primary);
            text-decoration: none;
        }
        .post-card-body h4 a:hover {
            color: var(--color-accent);
        }
        .post-card-body .post-excerpt {
            font-size: 0.85rem;
            color: var(--color-text-soft);
            line-height: 1.5;
            margin: 0;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .post-empty {
            text-align: center;
            padding: 48px 24px;
            color: var(--color-text-muted);
            font-size: 1rem;
            grid-column: 1 / -1;
        }

        /* ========== STATS ========== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            text-align: center;
        }
        .stat-item {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            padding: 32px 20px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
        }
        .stat-number {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--color-accent);
            line-height: 1;
            margin-bottom: 6px;
        }
        .stat-label {
            color: var(--color-text-soft);
            font-size: 0.9rem;
            font-weight: 600;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--color-surface);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .faq-item:hover {
            border-color: var(--color-border);
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            padding: 18px 22px;
            font-weight: 700;
            font-size: 1rem;
            color: var(--color-primary);
            display: flex;
            justify-content: space-between;
            align-items: center;
            user-select: none;
        }
        .faq-question .faq-arrow {
            transition: transform var(--transition-fast);
            font-size: 0.8rem;
            color: var(--color-text-muted);
            flex-shrink: 0;
        }
        .faq-item.open .faq-arrow {
            transform: rotate(180deg);
            color: var(--color-accent);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-base), padding var(--transition-base);
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
        }
        .faq-answer-inner {
            padding: 0 22px 20px;
            color: var(--color-text-soft);
            font-size: 0.93rem;
            line-height: 1.7;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: var(--color-primary);
            color: #fff;
            text-align: center;
            padding: 64px 24px;
            border-radius: var(--radius-lg);
            margin: 0 24px;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 240px;
            height: 240px;
            background: rgba(255,255,255,0.04);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -40px;
            width: 160px;
            height: 160px;
            background: rgba(255,255,255,0.03);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-inner {
            position: relative;
            z-index: 2;
            max-width: 600px;
            margin: 0 auto;
        }
        .cta-section h2 {
            color: #fff;
            font-size: 1.9rem;
            margin-bottom: 10px;
        }
        .cta-section p {
            color: rgba(255,255,255,0.8);
            margin-bottom: 24px;
            font-size: 1.05rem;
        }
        .cta-section .btn-primary {
            background: #fff;
            color: var(--color-primary);
        }
        .cta-section .btn-primary:hover {
            background: #f0f0f0;
            color: var(--color-primary);
            box-shadow: 0 8px 28px rgba(255,255,255,0.25);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--color-primary);
            color: rgba(255,255,255,0.75);
            padding: 48px 0 28px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 36px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }
        .footer-brand .footer-logo {
            font-weight: 800;
            font-size: 1.2rem;
            color: #fff;
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-brand p {
            font-size: 0.9rem;
            color: rgba(255,255,255,0.55);
            line-height: 1.6;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 0.95rem;
            margin-bottom: 14px;
            font-weight: 700;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: rgba(255,255,255,0.6);
            font-size: 0.88rem;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: #fff;
        }
        .footer-bottom {
            text-align: center;
            padding-top: 22px;
            font-size: 0.82rem;
            color: rgba(255,255,255,0.4);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 32px;
                text-align: center;
                padding: 36px 24px;
                min-height: auto;
            }
            .hero-content {
                padding-right: 0;
            }
            .hero-desc {
                max-width: 100%;
                margin-left: auto;
                margin-right: auto;
            }
            .hero-buttons {
                justify-content: center;
            }
            .hero-image-wrap {
                max-width: 400px;
                margin: 0 auto;
            }
            .hero-float-card {
                left: 10px;
                bottom: -14px;
            }
            .features-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .category-card-large {
                grid-template-columns: 1fr;
            }
            .category-card-body {
                padding: 24px;
            }
            .category-card-img {
                min-height: 200px;
                max-height: 240px;
            }
            .post-list {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .hero-title {
                font-size: 2.2rem;
            }
        }
        @media (max-width: 768px) {
            .main-nav {
                display: none;
            }
            .header-actions .btn-nav-cta {
                display: none;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .main-nav.mobile-open {
                display: flex;
                flex-direction: column;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: var(--color-surface);
                border-bottom: 1px solid var(--color-border);
                padding: 16px 24px;
                gap: 4px;
                box-shadow: var(--shadow-md);
                z-index: 999;
            }
            .main-nav.mobile-open a {
                padding: 12px 16px;
                border-radius: var(--radius-md);
                width: 100%;
            }
            .features-grid {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
            .stat-number {
                font-size: 1.8rem;
            }
            .post-card {
                flex-direction: column;
            }
            .post-card-img {
                width: 100%;
                height: 180px;
            }
            .section {
                padding: 48px 0;
            }
            .hero-title {
                font-size: 1.8rem;
            }
            .hero-section {
                min-height: auto;
            }
            .cta-section {
                margin: 0 12px;
                padding: 44px 16px;
            }
            .section-header h2 {
                font-size: 1.55rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .category-card-large {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 520px) {
            .hero-title {
                font-size: 1.5rem;
            }
            .hero-desc {
                font-size: 0.95rem;
            }
            .hero-buttons {
                flex-direction: column;
                align-items: center;
            }
            .hero-buttons .btn-primary,
            .hero-buttons .btn-outline {
                width: 100%;
                justify-content: center;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-item {
                padding: 20px 12px;
            }
            .stat-number {
                font-size: 1.5rem;
            }
            .header-logo-group {
                gap: 12px;
            }
            .logo-link {
                font-size: 1.05rem;
            }
            .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 0.9rem;
            }
            .container {
                padding: 0 14px;
            }
            .section-header h2 {
                font-size: 1.35rem;
            }
        }

        /* ========== Foundation Overrides ========== */
        .row {
            max-width: var(--container-max);
        }
        @media (max-width: 768px) {
            .foundation-mq .row .columns {
                margin-bottom: 16px;
            }
        }

/* roulang page: article */
:root {
            --primary: #16a34a;
            --primary-dark: #15803d;
            --primary-light: #dcfce7;
            --secondary: #f97316;
            --secondary-light: #fff7ed;
            --accent: #eab308;
            --bg: #f8fafc;
            --white: #ffffff;
            --text: #1e293b;
            --text-light: #64748b;
            --border: #e2e8f0;
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 16px;
            --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
            --shadow: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -2px rgba(0,0,0,0.1);
            --shadow-md: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);
            --shadow-lg: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.1);
            --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
        }

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

        body {
            font-family: var(--font);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            overflow-x: hidden;
        }

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

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color 0.2s ease, opacity 0.2s ease;
        }

        a:hover {
            color: var(--primary-dark);
        }

        .container-wide {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .container-narrow {
            max-width: 800px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* 导航 */
        .site-header {
            background: var(--white);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 8px rgba(0,0,0,0.02);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
        }

        .logo a {
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--text);
            display: flex;
            align-items: center;
            gap: 8px;
            letter-spacing: -0.5px;
        }

        .logo-icon {
            background: var(--primary);
            color: white;
            border-radius: 8px;
            width: 36px;
            height: 36px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
        }

        .main-nav {
            list-style: none;
            display: flex;
            gap: 4px;
            align-items: center;
        }

        .main-nav li a {
            display: flex;
            align-items: center;
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            font-weight: 500;
            color: var(--text-light);
            transition: background 0.2s, color 0.2s;
            font-size: 0.95rem;
        }

        .main-nav li a.active-nav,
        .main-nav li a:hover {
            background: var(--primary-light);
            color: var(--primary);
        }

        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--text);
            cursor: pointer;
        }

        /* 文章页头部背景 */
        .article-hero {
            background: url('/assets/images/coverpic/cover-1.png') center/cover no-repeat;
            position: relative;
            padding: 80px 0 60px;
            color: white;
            z-index: 1;
        }

        .article-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(0,0,0,0.75) 0%, rgba(22,163,74,0.55) 100%);
            z-index: -1;
        }

        .article-hero-content {
            position: relative;
            z-index: 2;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
            color: rgba(255,255,255,0.8);
            margin-bottom: 20px;
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: rgba(255,255,255,0.9);
        }

        .breadcrumb .separator {
            margin: 0 4px;
        }

        .article-category-tag {
            display: inline-block;
            background: var(--secondary);
            color: white;
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            text-transform: uppercase;
            margin-bottom: 16px;
        }

        .article-title {
            font-size: 2.8rem;
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 16px;
        }

        .article-meta {
            display: flex;
            align-items: center;
            gap: 24px;
            color: rgba(255,255,255,0.85);
            font-size: 0.9rem;
        }

        .article-meta i {
            margin-right: 6px;
        }

        /* 正文区域 */
        .article-body {
            background: var(--white);
            border-radius: var(--radius-lg);
            padding: 48px;
            margin-top: -40px;
            position: relative;
            z-index: 10;
            box-shadow: var(--shadow-lg);
            margin-bottom: 60px;
        }

        .article-body h2 {
            font-size: 1.8rem;
            margin-top: 2rem;
            margin-bottom: 1rem;
            color: var(--primary-dark);
        }

        .article-body h3 {
            font-size: 1.4rem;
            margin-top: 1.5rem;
            margin-bottom: 0.8rem;
        }

        .article-body p {
            margin-bottom: 1.2rem;
            color: #334155;
        }

        .article-body ul, .article-body ol {
            margin-bottom: 1.2rem;
            padding-left: 24px;
        }

        .article-body blockquote {
            border-left: 4px solid var(--primary);
            padding: 16px 24px;
            margin: 2rem 0;
            background: var(--primary-light);
            border-radius: var(--radius-sm);
            font-style: italic;
            color: #1e293b;
        }

        .article-body img {
            border-radius: var(--radius);
            margin: 2rem 0;
        }

        .not-found {
            text-align: center;
            padding: 100px 20px;
        }

        .not-found h2 {
            font-size: 2rem;
            margin-bottom: 12px;
            color: var(--text);
        }

        .not-found a {
            color: var(--primary);
            font-weight: 600;
        }

        /* 最新资讯卡 */
        .related-posts {
            padding: 60px 0 80px;
        }

        .section-title {
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 32px;
            display: flex;
            align-items: center;
            gap: 12px;
            color: var(--text);
        }

        .section-title::before {
            content: '';
            width: 5px;
            height: 28px;
            background: var(--primary);
            border-radius: 4px;
        }

        .post-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 24px;
        }

        .post-card {
            background: white;
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: transform 0.25s ease, box-shadow 0.25s ease;
            border: 1px solid var(--border);
        }

        .post-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-md);
        }

        .post-card-img {
            height: 180px;
            background-size: cover;
            background-position: center;
            position: relative;
        }

        .post-card-img .cat-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--secondary);
            color: white;
            font-size: 0.7rem;
            padding: 3px 10px;
            border-radius: 20px;
            text-transform: uppercase;
            font-weight: 600;
        }

        .post-card-body {
            padding: 20px;
        }

        .post-card-body h3 {
            font-size: 1.1rem;
            margin-bottom: 8px;
            font-weight: 600;
        }

        .post-card-body p {
            color: var(--text-light);
            font-size: 0.9rem;
            margin-bottom: 12px;
        }

        .post-card-body .meta {
            font-size: 0.8rem;
            color: var(--text-light);
            display: flex;
            justify-content: space-between;
        }

        /* 页脚 */
        .site-footer {
            background: #0f172a;
            color: #cbd5e1;
            padding: 50px 0 20px;
            margin-top: 40px;
        }

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

        .footer-logo {
            font-size: 1.3rem;
            font-weight: 700;
            color: white;
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 16px;
        }

        .footer-brand p {
            font-size: 0.9rem;
            opacity: 0.85;
            line-height: 1.6;
        }

        .footer-col h4 {
            font-size: 1rem;
            font-weight: 600;
            color: white;
            margin-bottom: 16px;
        }

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

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

        .footer-col ul li a {
            color: #94a3b8;
            transition: color 0.2s;
        }

        .footer-col ul li a:hover {
            color: white;
        }

        .footer-bottom {
            border-top: 1px solid #1e293b;
            padding-top: 20px;
            text-align: center;
            font-size: 0.85rem;
            color: #64748b;
        }

        @media (max-width: 1024px) {
            .article-title {
                font-size: 2.2rem;
            }
            .article-body {
                padding: 32px 24px;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                height: 60px;
            }

            .main-nav {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 60px;
                left: 0;
                right: 0;
                background: white;
                box-shadow: var(--shadow-md);
                border-radius: 0 0 var(--radius) var(--radius);
                padding: 12px;
                gap: 6px;
            }

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

            .mobile-toggle {
                display: block;
            }

            .article-hero {
                padding: 50px 0 40px;
            }

            .article-title {
                font-size: 1.8rem;
            }

            .article-body {
                margin-top: -20px;
                padding: 28px 20px;
            }

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

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

        @media (max-width: 520px) {
            .article-title {
                font-size: 1.5rem;
            }
            .article-meta {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #1a6b5a;
            --primary-dark: #145244;
            --primary-light: #e8f5f1;
            --accent: #f47920;
            --accent-hover: #e06810;
            --bg: #f7f8fa;
            --bg-white: #ffffff;
            --bg-dark: #0f1a24;
            --bg-dark-card: #162231;
            --text: #1a1a2e;
            --text-secondary: #5a6270;
            --text-light: #8b919e;
            --text-white: #f0f0f0;
            --border: #e2e6ed;
            --border-light: #eef1f5;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.12);
            --shadow-card-hover: 0 8px 30px rgba(0, 0, 0, 0.14);
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --nav-height: 64px;
            --container-max: 1240px;
            --section-gap: 72px;
        }

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

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

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background-color: var(--bg);
            overflow-x: hidden;
        }

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

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

        button,
        input {
            font-family: inherit;
        }

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

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-heading);
            font-weight: 700;
            line-height: 1.3;
            color: var(--text);
            margin: 0 0 0.5em;
        }

        h1 {
            font-size: 2.6rem;
            letter-spacing: -0.02em;
        }
        h2 {
            font-size: 2rem;
            letter-spacing: -0.01em;
        }
        h3 {
            font-size: 1.35rem;
        }
        h4 {
            font-size: 1.1rem;
        }

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

        .section {
            padding: var(--section-gap) 0;
        }
        .section-sm {
            padding: 48px 0;
        }
        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            color: var(--primary);
            background: var(--primary-light);
            padding: 6px 16px;
            border-radius: 20px;
            margin-bottom: 16px;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text);
            letter-spacing: -0.01em;
        }
        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-secondary);
            max-width: 640px;
            line-height: 1.7;
        }
        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-header .section-title {
            margin-bottom: 10px;
        }

        /* ============ HEADER & NAV ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-light);
            height: var(--nav-height);
            display: flex;
            align-items: center;
            transition: box-shadow var(--transition);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-sm);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
            height: 100%;
        }
        .header-left {
            display: flex;
            align-items: center;
            gap: 40px;
        }
        .logo-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text);
            white-space: nowrap;
            letter-spacing: -0.01em;
        }
        .logo-icon {
            width: 38px;
            height: 38px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-sm);
            font-size: 1rem;
            flex-shrink: 0;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .main-nav li a {
            display: inline-flex;
            align-items: center;
            padding: 8px 18px;
            border-radius: 22px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition);
            white-space: nowrap;
        }
        .main-nav li a:hover {
            color: var(--primary);
            background: var(--primary-light);
        }
        .main-nav li a.active-nav {
            color: #fff;
            background: var(--primary);
            font-weight: 600;
            box-shadow: 0 2px 8px rgba(26, 107, 90, 0.3);
        }
        .main-nav li a.active-nav:hover {
            background: var(--primary-dark);
            color: #fff;
        }
        .header-right {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .header-search {
            position: relative;
            display: flex;
            align-items: center;
        }
        .header-search input {
            width: 200px;
            padding: 9px 38px 9px 16px;
            border: 1.5px solid var(--border);
            border-radius: 24px;
            font-size: 0.9rem;
            background: var(--bg);
            color: var(--text);
            outline: none;
            transition: all var(--transition);
        }
        .header-search input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(26, 107, 90, 0.08);
            width: 240px;
        }
        .header-search button {
            position: absolute;
            right: 4px;
            top: 50%;
            transform: translateY(-50%);
            background: none;
            border: none;
            color: var(--text-light);
            cursor: pointer;
            padding: 6px 10px;
            border-radius: 50%;
            transition: color var(--transition);
        }
        .header-search button:hover {
            color: var(--primary);
        }
        .header-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 20px;
            background: var(--accent);
            color: #fff;
            border-radius: 24px;
            font-weight: 600;
            font-size: 0.9rem;
            white-space: nowrap;
            transition: all var(--transition);
            border: none;
            cursor: pointer;
        }
        .header-cta-btn:hover {
            background: var(--accent-hover);
            box-shadow: 0 4px 16px rgba(244, 121, 32, 0.35);
            transform: translateY(-1px);
        }
        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--text);
            cursor: pointer;
            padding: 6px;
        }
        .mobile-menu-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.5);
            z-index: 999;
            opacity: 0;
            transition: opacity var(--transition);
        }
        .mobile-menu-overlay.active {
            opacity: 1;
        }
        .mobile-menu-panel {
            position: fixed;
            top: 0;
            right: -300px;
            width: 280px;
            height: 100%;
            background: #fff;
            z-index: 1001;
            padding: 24px;
            transition: right var(--transition);
            box-shadow: -8px 0 30px rgba(0, 0, 0, 0.15);
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .mobile-menu-panel.active {
            right: 0;
        }
        .mobile-menu-panel .close-btn {
            align-self: flex-end;
            background: none;
            border: none;
            font-size: 1.5rem;
            cursor: pointer;
            color: var(--text);
            padding: 4px 8px;
        }
        .mobile-menu-panel a {
            display: block;
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            font-size: 1rem;
            font-weight: 500;
            color: var(--text);
            transition: all var(--transition);
        }
        .mobile-menu-panel a:hover,
        .mobile-menu-panel a.active-nav {
            background: var(--primary-light);
            color: var(--primary);
            font-weight: 600;
        }
        .mobile-menu-panel .mobile-cta {
            margin-top: auto;
            display: block;
            text-align: center;
            background: var(--accent);
            color: #fff;
            padding: 12px 20px;
            border-radius: 24px;
            font-weight: 600;
        }

        /* ============ CATEGORY BANNER ============ */
        .category-banner {
            position: relative;
            padding: 80px 0 70px;
            background: linear-gradient(160deg, #0d1e2b 0%, #132a3a 30%, #0f232f 60%, #0a1925 100%);
            overflow: hidden;
            min-height: 320px;
            display: flex;
            align-items: center;
        }
        .category-banner::before {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 55%;
            height: 100%;
            background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            opacity: 0.35;
            mask-image: linear-gradient(to left, rgba(0, 0, 0, 0.9) 0%, rgba(0, 0, 0, 0.15) 100%);
            -webkit-mask-image: linear-gradient(to left, rgba(0, 0, 0, 0.9) 0%, rgba(0, 0, 0, 0.15) 100%);
        }
        .category-banner::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 60%;
            background: radial-gradient(ellipse at 30% 100%, rgba(26, 107, 90, 0.18) 0%, transparent 70%);
            pointer-events: none;
        }
        .category-banner .container {
            position: relative;
            z-index: 2;
        }
        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 20px;
            flex-wrap: wrap;
        }
        .breadcrumb-nav a {
            color: rgba(255, 255, 255, 0.8);
            transition: color var(--transition);
        }
        .breadcrumb-nav a:hover {
            color: #fff;
        }
        .breadcrumb-nav .sep {
            color: rgba(255, 255, 255, 0.4);
            font-size: 0.7rem;
        }
        .breadcrumb-nav .current {
            color: var(--accent);
            font-weight: 500;
        }
        .category-banner-content h1 {
            color: #fff;
            font-size: 2.8rem;
            margin-bottom: 12px;
            letter-spacing: -0.02em;
        }
        .category-banner-content .banner-desc {
            color: rgba(255, 255, 255, 0.75);
            font-size: 1.1rem;
            max-width: 540px;
            line-height: 1.7;
        }
        .banner-stats-row {
            display: flex;
            gap: 32px;
            margin-top: 24px;
            flex-wrap: wrap;
        }
        .banner-stat-item {
            display: flex;
            align-items: center;
            gap: 10px;
            color: rgba(255, 255, 255, 0.85);
        }
        .banner-stat-item .stat-num {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--accent);
        }
        .banner-stat-item .stat-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.6);
        }

        /* ============ ARTICLE GRID ============ */
        .article-grid-section {
            background: var(--bg-white);
            padding: 60px 0;
        }
        .article-grid-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 36px;
            flex-wrap: wrap;
            gap: 16px;
        }
        .article-grid-header .section-title {
            margin-bottom: 0;
            font-size: 1.6rem;
        }
        .filter-tabs {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
        }
        .filter-tab {
            padding: 7px 18px;
            border-radius: 20px;
            font-size: 0.88rem;
            font-weight: 500;
            border: 1.5px solid var(--border);
            background: #fff;
            color: var(--text-secondary);
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .filter-tab:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-light);
        }
        .filter-tab.active-tab {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            font-weight: 600;
        }
        .article-card {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            border: 1px solid var(--border-light);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .article-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
            border-color: transparent;
        }
        .article-card-img {
            position: relative;
            width: 100%;
            padding-top: 56%;
            overflow: hidden;
            background: #eef2f7;
        }
        .article-card-img img {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .article-card:hover .article-card-img img {
            transform: scale(1.06);
        }
        .article-card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--accent);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 14px;
            z-index: 2;
            letter-spacing: 0.03em;
        }
        .article-card-body {
            padding: 20px 18px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .article-card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.8rem;
            color: var(--text-light);
            margin-bottom: 10px;
        }
        .article-card-meta .meta-dot {
            width: 4px;
            height: 4px;
            border-radius: 50%;
            background: var(--text-light);
        }
        .article-card-title {
            font-size: 1.08rem;
            font-weight: 600;
            line-height: 1.45;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            color: var(--text);
            transition: color var(--transition);
        }
        .article-card:hover .article-card-title {
            color: var(--primary);
        }
        .article-card-excerpt {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            flex: 1;
        }
        .article-card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-top: 14px;
            padding-top: 12px;
            border-top: 1px solid var(--border-light);
            font-size: 0.82rem;
            color: var(--text-light);
        }
        .article-card-footer .read-more {
            color: var(--primary);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap var(--transition);
        }
        .article-card:hover .read-more {
            gap: 8px;
        }
        .pagination-row {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 8px;
            margin-top: 44px;
            flex-wrap: wrap;
        }
        .page-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            border: 1.5px solid var(--border);
            background: #fff;
            font-weight: 500;
            font-size: 0.9rem;
            color: var(--text-secondary);
            cursor: pointer;
            transition: all var(--transition);
        }
        .page-btn:hover {
            border-color: var(--primary);
            color: var(--primary);
        }
        .page-btn.active-page {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            font-weight: 600;
        }
        .page-btn.page-nav {
            width: auto;
            padding: 0 16px;
            border-radius: 20px;
        }

        /* ============ HOT TOPICS / TAGS ============ */
        .topics-section {
            background: var(--bg);
            padding: 56px 0;
        }
        .topic-tags-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
        }
        .topic-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 22px;
            border-radius: 28px;
            font-size: 0.95rem;
            font-weight: 500;
            background: #fff;
            border: 1.5px solid var(--border);
            color: var(--text);
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .topic-tag:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-light);
            transform: translateY(-2px);
            box-shadow: var(--shadow);
        }
        .topic-tag.tag-hot {
            background: #fff5f0;
            border-color: #fcd5c0;
            color: #c0392b;
            font-weight: 600;
        }
        .topic-tag.tag-hot i {
            color: #e74c3c;
        }
        .topic-tag.tag-new {
            background: #f0faf7;
            border-color: #b8e0d4;
            color: var(--primary);
            font-weight: 600;
        }

        /* ============ STATS STRIP ============ */
        .stats-strip {
            background: var(--bg-dark);
            padding: 52px 0;
            position: relative;
            overflow: hidden;
        }
        .stats-strip::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -80px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(244, 121, 32, 0.08);
            pointer-events: none;
        }
        .stats-strip::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -60px;
            width: 240px;
            height: 240px;
            border-radius: 50%;
            background: rgba(26, 107, 90, 0.1);
            pointer-events: none;
        }
        .stats-strip .container {
            position: relative;
            z-index: 1;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            text-align: center;
        }
        .stat-card {
            padding: 20px 16px;
            border-radius: var(--radius);
            background: var(--bg-dark-card);
            border: 1px solid rgba(255, 255, 255, 0.06);
            transition: all var(--transition);
        }
        .stat-card:hover {
            border-color: rgba(255, 255, 255, 0.18);
            transform: translateY(-3px);
            box-shadow: 0 8px 28px rgba(0, 0, 0, 0.3);
        }
        .stat-card .stat-icon {
            font-size: 1.8rem;
            color: var(--accent);
            margin-bottom: 10px;
        }
        .stat-card .stat-value {
            font-size: 2.4rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: -0.02em;
            line-height: 1;
        }
        .stat-card .stat-desc {
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.55);
            margin-top: 6px;
        }

        /* ============ SUBSCRIBE CTA ============ */
        .cta-section {
            background: linear-gradient(150deg, #0f2b24 0%, #1a4d3e 40%, #145244 100%);
            padding: 64px 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -100px;
            right: -120px;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: rgba(244, 121, 32, 0.06);
            pointer-events: none;
        }
        .cta-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 40px;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }
        .cta-text h2 {
            color: #fff;
            font-size: 2rem;
            margin-bottom: 10px;
        }
        .cta-text p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 1.05rem;
            max-width: 500px;
        }
        .cta-form-wrap {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }
        .cta-form-wrap input {
            padding: 13px 20px;
            border-radius: 28px;
            border: 2px solid rgba(255, 255, 255, 0.25);
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            font-size: 0.95rem;
            min-width: 260px;
            outline: none;
            transition: all var(--transition);
        }
        .cta-form-wrap input::placeholder {
            color: rgba(255, 255, 255, 0.45);
        }
        .cta-form-wrap input:focus {
            border-color: var(--accent);
            background: rgba(255, 255, 255, 0.14);
            box-shadow: 0 0 0 4px rgba(244, 121, 32, 0.1);
        }
        .cta-form-wrap button {
            padding: 13px 28px;
            border-radius: 28px;
            background: var(--accent);
            color: #fff;
            font-weight: 600;
            font-size: 0.95rem;
            border: none;
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .cta-form-wrap button:hover {
            background: #ff8c3d;
            box-shadow: 0 6px 22px rgba(244, 121, 32, 0.45);
            transform: translateY(-2px);
        }

        /* ============ FAQ ============ */
        .faq-section {
            background: var(--bg-white);
            padding: 60px 0;
        }
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: #fff;
            border: 1px solid var(--border-light);
            border-radius: var(--radius);
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:hover {
            border-color: var(--border);
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 22px;
            cursor: pointer;
            font-weight: 600;
            font-size: 1rem;
            color: var(--text);
            gap: 16px;
            user-select: none;
            transition: color var(--transition);
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: var(--bg);
            transition: all var(--transition);
            font-size: 0.75rem;
            color: var(--text-light);
        }
        .faq-item.open .faq-question .faq-icon {
            background: var(--primary);
            color: #fff;
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
        }
        .faq-answer-inner {
            padding: 0 22px 20px;
            color: var(--text-secondary);
            font-size: 0.93rem;
            line-height: 1.75;
        }

        /* ============ FOOTER ============ */
        .site-footer {
            background: #0c1820;
            color: rgba(255, 255, 255, 0.65);
            padding: 56px 0 28px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.8fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 36px;
        }
        .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }
        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.5);
            max-width: 340px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 0.95rem;
            margin-bottom: 14px;
            font-weight: 600;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.5);
            font-size: 0.9rem;
            transition: color var(--transition);
        }
        .footer-col ul li a:hover {
            color: #fff;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 20px;
            text-align: center;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.35);
        }

        /* ============ RESPONSIVE ============ */
        @media (max-width: 1024px) {
            .header-search input {
                width: 150px;
            }
            .header-search input:focus {
                width: 180px;
            }
            .category-banner-content h1 {
                font-size: 2.2rem;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
            .article-grid-section .grid-x>.cell.medium-4 {
                width: 50%;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-gap: 48px;
                --nav-height: 56px;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.55rem;
            }
            .section-title {
                font-size: 1.55rem;
            }
            .header-left .main-nav {
                display: none;
            }
            .header-search {
                display: none;
            }
            .header-cta-btn {
                display: none;
            }
            .mobile-toggle {
                display: block;
            }
            .mobile-menu-overlay {
                display: block;
                pointer-events: none;
            }
            .mobile-menu-overlay.active {
                pointer-events: auto;
            }
            .category-banner {
                padding: 56px 0 48px;
                min-height: auto;
            }
            .category-banner::before {
                width: 100%;
                opacity: 0.2;
            }
            .category-banner-content h1 {
                font-size: 1.8rem;
            }
            .category-banner-content .banner-desc {
                font-size: 0.95rem;
            }
            .banner-stats-row {
                gap: 18px;
            }
            .article-grid-section .grid-x>.cell.medium-4 {
                width: 100%;
            }
            .article-grid-header {
                flex-direction: column;
                align-items: flex-start;
            }
            .filter-tabs {
                gap: 4px;
            }
            .filter-tab {
                padding: 6px 14px;
                font-size: 0.8rem;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .stat-card .stat-value {
                font-size: 1.8rem;
            }
            .cta-inner {
                flex-direction: column;
                text-align: center;
            }
            .cta-text p {
                max-width: 100%;
            }
            .cta-form-wrap {
                flex-direction: column;
                width: 100%;
            }
            .cta-form-wrap input {
                min-width: 0;
                width: 100%;
            }
            .cta-form-wrap button {
                width: 100%;
                text-align: center;
                justify-content: center;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .faq-question {
                padding: 14px 16px;
                font-size: 0.93rem;
            }
            .pagination-row {
                gap: 4px;
            }
            .page-btn {
                width: 34px;
                height: 34px;
                font-size: 0.8rem;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .category-banner-content h1 {
                font-size: 1.5rem;
            }
            .section-title {
                font-size: 1.3rem;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-card {
                padding: 14px 10px;
            }
            .stat-card .stat-value {
                font-size: 1.5rem;
            }
            .stat-card .stat-desc {
                font-size: 0.78rem;
            }
            .topic-tag {
                padding: 8px 16px;
                font-size: 0.82rem;
            }
            .article-card-body {
                padding: 14px 12px 16px;
            }
            .article-card-title {
                font-size: 0.95rem;
            }
            .banner-stats-row {
                gap: 12px;
            }
            .banner-stat-item .stat-num {
                font-size: 1.3rem;
            }
        }