/* roulang page: index */
:root {
            --color-primary: #0F1D19;
            --color-primary-light: #1A2D27;
            --color-accent: #C7F04A;
            --color-accent-gold: #D4AF37;
            --color-bg: #F5F2EA;
            --color-bg-white: #FFFFFF;
            --color-text: #1A2421;
            --color-text-soft: #4A5550;
            --color-text-muted: #6B7772;
            --color-border: rgba(0, 0, 0, 0.06);
            --color-border-strong: rgba(0, 0, 0, 0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --radius-full: 9999px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 24px 56px rgba(0, 0, 0, 0.16);
            --space-section: 80px;
            --space-card-gap: 24px;
            --font-sans: "阿里巴巴普惠体", "Source Han Sans SC", "PingFang SC", "微软雅黑", "Noto Sans SC", sans-serif;
            --font-numeric: "Oswald", "Roboto Condensed", "Arial Narrow", sans-serif;
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s ease;
            --transition-slow: 0.5s cubic-bezier(0.22, 1, 0.36, 1);
            --container-max: 1200px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            font-size: 16px;
        }

        body {
            font-family: var(--font-sans);
            line-height: 1.8;
            color: var(--color-text);
            background-color: var(--color-bg);
            overflow-x: hidden;
            min-height: 100vh;
        }

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

        a:hover {
            text-decoration: none;
        }

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

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

        button {
            cursor: pointer;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        textarea:focus-visible {
            outline: 3px solid var(--color-accent);
            outline-offset: 2px;
            border-radius: 4px;
        }

        ::selection {
            background-color: var(--color-accent);
            color: var(--color-primary);
        }

        ::-webkit-scrollbar {
            width: 8px;
        }
        ::-webkit-scrollbar-track {
            background: var(--color-bg);
        }
        ::-webkit-scrollbar-thumb {
            background: rgba(15, 29, 25, 0.3);
            border-radius: 4px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: rgba(15, 29, 25, 0.5);
        }

        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ========== NAV / HEADER ========== */
        .site-header {
            position: fixed;
            top: 12px;
            left: 0;
            right: 0;
            z-index: 1000;
            pointer-events: none;
        }

        .site-header .nav-shell {
            pointer-events: auto;
            background-color: rgba(15, 29, 25, 0.82);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-radius: var(--radius-full);
            border: 1px solid rgba(255, 255, 255, 0.12);
            box-shadow: var(--shadow-lg);
            padding: 8px 12px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            transition: background-color var(--transition-base), box-shadow var(--transition-base);
        }

        .site-header .nav-shell:hover {
            background-color: rgba(15, 29, 25, 0.92);
            box-shadow: var(--shadow-xl);
        }

        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 1.25rem;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 0.02em;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .brand-logo .logo-mark {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--color-accent), var(--color-accent-gold));
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: var(--color-primary);
            font-weight: 800;
            flex-shrink: 0;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .nav-menu::-webkit-scrollbar {
            display: none;
        }

        .nav-menu a {
            color: rgba(255, 255, 255, 0.78);
            font-size: 0.875rem;
            font-weight: 500;
            padding: 8px 14px;
            border-radius: var(--radius-full);
            white-space: nowrap;
            transition: background-color var(--transition-fast), color var(--transition-fast);
            letter-spacing: 0.01em;
        }

        .nav-menu a:hover {
            background-color: rgba(255, 255, 255, 0.1);
            color: #FFFFFF;
        }

        .nav-menu a.active {
            background-color: rgba(199, 240, 74, 0.2);
            color: var(--color-accent);
            font-weight: 600;
        }

        .nav-cta {
            flex-shrink: 0;
            background-color: var(--color-accent);
            color: var(--color-primary);
            padding: 10px 20px;
            border-radius: var(--radius-full);
            font-size: 0.875rem;
            font-weight: 600;
            transition: background-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
            white-space: nowrap;
        }

        .nav-cta:hover {
            background-color: #D4F06E;
            transform: translateY(-1px);
            box-shadow: 0 8px 20px rgba(199, 240, 74, 0.3);
        }

        .nav-toggle {
            display: none;
            flex-shrink: 0;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background-color: rgba(255, 255, 255, 0.1);
            align-items: center;
            justify-content: center;
            flex-direction: column;
            gap: 4px;
            transition: background-color var(--transition-fast);
        }

        .nav-toggle span {
            display: block;
            width: 18px;
            height: 2px;
            background-color: #FFFFFF;
            border-radius: 2px;
            transition: transform var(--transition-fast), opacity var(--transition-fast);
        }

        .nav-toggle:hover {
            background-color: rgba(255, 255, 255, 0.2);
        }

        /* ========== HERO ========== */
        .hero-section {
            position: relative;
            min-height: 92vh;
            background-color: var(--color-primary);
            display: flex;
            align-items: center;
            padding-top: 100px;
            padding-bottom: 80px;
            overflow: hidden;
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.32;
            z-index: 0;
        }

        .hero-bg-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(15, 29, 25, 0.72) 0%, rgba(15, 29, 25, 0.88) 55%, rgba(15, 29, 25, 0.96) 100%);
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            width: 100%;
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .hero-left .hero-badge {
            display: inline-block;
            background-color: rgba(199, 240, 74, 0.15);
            color: var(--color-accent);
            padding: 6px 16px;
            border-radius: var(--radius-full);
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            margin-bottom: 20px;
            border: 1px solid rgba(199, 240, 74, 0.25);
        }

        .hero-left h1 {
            font-size: 2.75rem;
            font-weight: 700;
            color: #FFFFFF;
            line-height: 1.2;
            letter-spacing: -0.01em;
            margin-bottom: 18px;
        }

        .hero-left h1 .accent-text {
            color: var(--color-accent);
        }

        .hero-left .hero-sub {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.78);
            line-height: 1.8;
            margin-bottom: 28px;
            max-width: 540px;
        }

        .hero-actions {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-wrap: wrap;
            margin-bottom: 32px;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background-color: var(--color-accent);
            color: var(--color-primary);
            padding: 12px 26px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.95rem;
            transition: background-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
            box-shadow: 0 4px 16px rgba(199, 240, 74, 0.25);
        }

        .btn-primary:hover {
            background-color: #D4F06E;
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(199, 240, 74, 0.4);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background-color: transparent;
            color: #FFFFFF;
            padding: 12px 26px;
            border-radius: var(--radius-full);
            font-weight: 500;
            font-size: 0.95rem;
            border: 1.5px solid rgba(255, 255, 255, 0.3);
            transition: background-color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
        }

        .btn-secondary:hover {
            background-color: rgba(255, 255, 255, 0.08);
            border-color: rgba(255, 255, 255, 0.55);
            transform: translateY(-2px);
        }

        .hero-stats {
            display: flex;
            gap: 28px;
            flex-wrap: wrap;
        }

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

        .hero-stat .stat-value {
            font-family: var(--font-numeric);
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1.1;
            letter-spacing: 0.02em;
        }

        .hero-stat .stat-label {
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 4px;
        }

        .hero-right {
            background-color: rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-xl);
            border: 1px solid rgba(255, 255, 255, 0.12);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            padding: 32px;
            box-shadow: var(--shadow-xl);
        }

        .hero-cover {
            display: flex;
            align-items: center;
            gap: 20px;
            margin-bottom: 24px;
        }

        .hero-cover-img {
            width: 100px;
            height: 130px;
            border-radius: var(--radius-md);
            overflow: hidden;
            flex-shrink: 0;
            background-color: var(--color-primary-light);
        }

        .hero-cover-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-md);
        }

        .hero-cover-info h3 {
            color: #FFFFFF;
            font-size: 1.1rem;
            font-weight: 600;
            margin-bottom: 6px;
        }

        .hero-cover-info p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.85rem;
            line-height: 1.6;
        }

        .hero-toc {
            margin-bottom: 20px;
        }

        .hero-toc h4 {
            color: var(--color-accent);
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 10px;
            letter-spacing: 0.03em;
        }

        .hero-toc ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .hero-toc ul li {
            color: rgba(255, 255, 255, 0.75);
            font-size: 0.85rem;
            padding-left: 16px;
            position: relative;
            line-height: 1.6;
        }

        .hero-toc ul li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 10px;
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background-color: var(--color-accent);
        }

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

        .hero-form input[type="text"],
        .hero-form input[type="email"] {
            background-color: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.18);
            border-radius: var(--radius-md);
            padding: 12px 16px;
            color: #FFFFFF;
            font-size: 0.9rem;
            transition: border-color var(--transition-fast), background-color var(--transition-fast);
        }

        .hero-form input[type="text"]::placeholder,
        .hero-form input[type="email"]::placeholder {
            color: rgba(255, 255, 255, 0.45);
        }

        .hero-form input:focus {
            border-color: var(--color-accent);
            background-color: rgba(255, 255, 255, 0.12);
            outline: none;
        }

        .hero-form .hero-submit {
            background-color: var(--color-accent);
            color: var(--color-primary);
            padding: 12px 20px;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 0.95rem;
            transition: background-color var(--transition-fast), transform var(--transition-fast);
            margin-top: 4px;
        }

        .hero-form .hero-submit:hover {
            background-color: #D4F06E;
            transform: translateY(-1px);
        }

        .hero-form .form-note {
            color: rgba(255, 255, 255, 0.5);
            font-size: 0.75rem;
            text-align: center;
            margin-top: 6px;
        }

        /* ========== SECTIONS ========== */
        .site-main {
            display: block;
        }

        .section {
            padding-top: var(--space-section);
            padding-bottom: var(--space-section);
            position: relative;
        }

        .section-alt {
            background-color: var(--color-bg-white);
        }

        .section-dark {
            background-color: var(--color-primary);
            color: #FFFFFF;
        }

        .section-header {
            margin-bottom: 40px;
        }

        .section-tag {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--color-text-muted);
            letter-spacing: 0.05em;
            margin-bottom: 10px;
            text-transform: uppercase;
        }

        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-text);
            letter-spacing: -0.01em;
            margin-bottom: 12px;
            line-height: 1.25;
        }

        .section-desc {
            font-size: 0.95rem;
            color: var(--color-text-soft);
            line-height: 1.8;
            max-width: 700px;
        }

        /* ========== BRAND / ABOUT ========== */
        .about-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: start;
        }

        .about-text {
            font-size: 0.95rem;
            line-height: 1.9;
            color: var(--color-text-soft);
        }

        .about-text p {
            margin-bottom: 1.2em;
        }

        .about-text p:last-child {
            margin-bottom: 0;
        }

        .kpi-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
            margin-top: 24px;
        }

        .kpi-item {
            background-color: var(--color-bg);
            border-radius: var(--radius-lg);
            padding: 24px;
            text-align: center;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: transform var(--transition-base), box-shadow var(--transition-base);
        }

        .kpi-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }

        .kpi-item .kpi-num {
            font-family: var(--font-numeric);
            font-size: 2.25rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.2;
            letter-spacing: 0.02em;
        }

        .kpi-item .kpi-num span {
            color: var(--color-accent-gold);
        }

        .kpi-item .kpi-label {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            margin-top: 6px;
        }

        /* ========== NEWS ========== */
        .news-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 40px;
            align-items: start;
        }

        .news-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .news-item {
            display: flex;
            gap: 20px;
            background-color: var(--color-bg-white);
            border-radius: var(--radius-lg);
            padding: 20px 24px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: transform var(--transition-base), box-shadow var(--transition-base);
        }

        .news-item:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-md);
        }

        .news-date-badge {
            flex-shrink: 0;
            width: 52px;
            height: 52px;
            background-color: var(--color-primary);
            color: #FFFFFF;
            border-radius: var(--radius-md);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            font-family: var(--font-numeric);
            line-height: 1.1;
        }

        .news-date-badge .news-day {
            font-size: 1.25rem;
            font-weight: 700;
        }

        .news-date-badge .news-month {
            font-size: 0.7rem;
            color: rgba(255, 255, 255, 0.75);
            text-transform: uppercase;
        }

        .news-body {
            flex: 1;
        }

        .news-body h3 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
            line-height: 1.4;
        }

        .news-body p {
            font-size: 0.88rem;
            color: var(--color-text-muted);
            line-height: 1.7;
            margin-bottom: 10px;
        }

        .news-body .news-more {
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--color-primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: color var(--transition-fast), gap var(--transition-fast);
        }

        .news-body .news-more:hover {
            color: var(--color-accent-gold);
            gap: 8px;
        }

        .news-sidebar {
            display: flex;
            flex-direction: column;
            gap: 20px;
            position: sticky;
            top: 80px;
        }

        .sidebar-card {
            background-color: var(--color-bg-white);
            border-radius: var(--radius-lg);
            padding: 24px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
        }

        .sidebar-card h4 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 14px;
            padding-bottom: 10px;
            border-bottom: 1px solid var(--color-border);
        }

        .sidebar-card .tag-list {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .sidebar-card .tag-list a {
            background-color: var(--color-bg);
            color: var(--color-text-soft);
            padding: 6px 12px;
            border-radius: var(--radius-full);
            font-size: 0.78rem;
            border: 1px solid var(--color-border);
            transition: background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
        }

        .sidebar-card .tag-list a:hover {
            background-color: var(--color-primary);
            color: #FFFFFF;
            border-color: var(--color-primary);
        }

        .sidebar-card .archive-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .sidebar-card .archive-list li a {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 0.85rem;
            color: var(--color-text-soft);
            padding: 6px 0;
            border-bottom: 1px dashed var(--color-border);
            transition: color var(--transition-fast);
        }

        .sidebar-card .archive-list li a:hover {
            color: var(--color-primary);
        }

        /* ========== SERVICES ========== */
        .services-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--space-card-gap);
            margin-top: 40px;
        }

        .service-card {
            background-color: var(--color-bg-white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            padding: 28px;
            transition: transform var(--transition-base), box-shadow var(--transition-base);
            display: flex;
            flex-direction: column;
        }

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

        .service-card .service-icon {
            width: 44px;
            height: 44px;
            background-color: rgba(199, 240, 74, 0.18);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.25rem;
            color: var(--color-primary);
            margin-bottom: 16px;
        }

        .service-card h3 {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 8px;
        }

        .service-card p {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            line-height: 1.7;
        }

        .service-card .service-img {
            border-radius: var(--radius-md);
            overflow: hidden;
            margin-bottom: 16px;
            aspect-ratio: 16 / 9;
            background-color: var(--color-bg);
        }

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

        /* ========== PLATFORM GUARANTEE ========== */
        .guarantee-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .guarantee-item {
            text-align: center;
            padding: 24px 16px;
            background-color: rgba(255, 255, 255, 0.04);
            border-radius: var(--radius-lg);
            border: 1px solid rgba(255, 255, 255, 0.1);
            transition: background-color var(--transition-fast), transform var(--transition-fast);
        }

        .guarantee-item:hover {
            background-color: rgba(255, 255, 255, 0.08);
            transform: translateY(-2px);
        }

        .guarantee-item .g-icon {
            font-size: 2rem;
            margin-bottom: 10px;
        }

        .guarantee-item h3 {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--color-accent);
            margin-bottom: 6px;
        }

        .guarantee-item p {
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.6;
        }

        /* ========== COLLECTION DIRECTORY ========== */
        .collection-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--space-card-gap);
        }

        .collection-card {
            background-color: var(--color-bg-white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: transform var(--transition-base), box-shadow var(--transition-base);
            display: flex;
            flex-direction: column;
        }

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

        .collection-card .collection-img {
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background-color: var(--color-bg);
        }

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

        .collection-card .collection-body {
            padding: 20px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .collection-card .collection-body h3 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
        }

        .collection-card .collection-body p {
            font-size: 0.82rem;
            color: var(--color-text-muted);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 12px;
        }

        .collection-card .collection-body .collection-count {
            font-size: 0.78rem;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 12px;
        }

        .collection-card .collection-body .collection-link {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: color var(--transition-fast), gap var(--transition-fast);
        }

        .collection-card .collection-body .collection-link:hover {
            color: var(--color-accent-gold);
            gap: 8px;
        }

        /* ========== MILESTONE ========== */
        .milestone-track {
            position: relative;
            padding-left: 32px;
            border-left: 2px solid rgba(199, 240, 74, 0.3);
        }

        .milestone-item {
            position: relative;
            padding-bottom: 32px;
            padding-left: 20px;
        }

        .milestone-item:last-child {
            padding-bottom: 0;
        }

        .milestone-item::before {
            content: '';
            position: absolute;
            left: -39px;
            top: 6px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background-color: var(--color-accent);
            border: 2px solid var(--color-primary);
            box-shadow: 0 0 0 4px rgba(199, 240, 74, 0.2);
        }

        .milestone-item .milestone-year {
            font-family: var(--font-numeric);
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--color-accent);
            margin-bottom: 4px;
        }

        .milestone-item h3 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
        }

        .milestone-item p {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            line-height: 1.7;
            max-width: 600px;
        }

        /* ========== SELLING POINTS ========== */
        .points-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--space-card-gap);
        }

        .point-card {
            background-color: var(--color-bg-white);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-md);
            text-align: center;
            transition: transform var(--transition-base), box-shadow var(--transition-base);
        }

        .point-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }

        .point-card .point-icon {
            width: 52px;
            height: 52px;
            margin: 0 auto 16px;
            background-color: var(--color-primary);
            color: var(--color-accent);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
        }

        .point-card h3 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 8px;
        }

        .point-card p {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            line-height: 1.7;
        }

        /* ========== APP / DOWNLOAD ========== */
        .app-section {
            background-color: var(--color-primary);
            color: #FFFFFF;
        }

        .app-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .app-info h2 {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .app-info p {
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.8;
            margin-bottom: 24px;
        }

        .app-download-buttons {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        .app-download-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background-color: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: var(--radius-md);
            padding: 12px 18px;
            color: #FFFFFF;
            font-size: 0.85rem;
            font-weight: 500;
            transition: background-color var(--transition-fast), border-color var(--transition-fast);
        }

        .app-download-btn:hover {
            background-color: rgba(255, 255, 255, 0.15);
            border-color: rgba(255, 255, 255, 0.4);
        }

        .app-visual {
            background-color: rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-xl);
            border: 1px solid rgba(255, 255, 255, 0.12);
            overflow: hidden;
            aspect-ratio: 4 / 3;
        }

        .app-visual img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
            opacity: 0.85;
        }

        /* ========== FAQ ========== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 800px;
        }

        .faq-item {
            background-color: var(--color-bg-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
        }

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

        .faq-question {
            width: 100%;
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 18px 22px;
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--color-text);
            text-align: left;
            transition: color var(--transition-fast);
        }

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

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background-color: var(--color-bg);
            transition: transform var(--transition-fast), background-color var(--transition-fast);
            font-size: 1rem;
            color: var(--color-primary);
            font-weight: 600;
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            background-color: rgba(199, 240, 74, 0.3);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding-left: 22px;
            padding-right: 22px;
        }

        .faq-item.open .faq-answer {
            max-height: 600px;
            padding-bottom: 18px;
            padding-top: 4px;
        }

        .faq-answer p {
            font-size: 0.9rem;
            color: var(--color-text-soft);
            line-height: 1.8;
        }

        /* ========== CONTACT / CTA ========== */
        .contact-section {
            background-color: var(--color-bg);
        }

        .contact-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: start;
        }

        .contact-info h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 12px;
        }

        .contact-info p {
            font-size: 0.95rem;
            color: var(--color-text-soft);
            line-height: 1.8;
            margin-bottom: 16px;
        }

        .contact-form {
            background-color: var(--color-bg-white);
            border-radius: var(--radius-lg);
            padding: 32px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-md);
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .contact-form .form-group {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .contact-form label {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-text);
        }

        .contact-form input,
        .contact-form textarea {
            background-color: var(--color-bg);
            border: 1px solid var(--color-border-strong);
            border-radius: var(--radius-md);
            padding: 12px 16px;
            font-size: 0.9rem;
            color: var(--color-text);
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
            resize: vertical;
            min-height: 44px;
        }

        .contact-form input:focus,
        .contact-form textarea:focus {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(15, 29, 25, 0.08);
            outline: none;
        }

        .contact-form .contact-submit {
            background-color: var(--color-primary);
            color: #FFFFFF;
            padding: 14px 24px;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 0.95rem;
            transition: background-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
        }

        .contact-form .contact-submit:hover {
            background-color: #1A2D27;
            transform: translateY(-1px);
            box-shadow: 0 8px 20px rgba(15, 29, 25, 0.25);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background-color: #0A1411;
            color: rgba(255, 255, 255, 0.7);
            padding-top: 60px;
            padding-bottom: 30px;
        }

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

        .footer-brand .brand-logo {
            font-size: 1.3rem;
            margin-bottom: 12px;
            display: inline-flex;
        }

        .footer-brand p {
            font-size: 0.85rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.55);
            max-width: 300px;
        }

        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 16px;
            letter-spacing: 0.03em;
        }

        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul li a {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition-fast), padding-left var(--transition-fast);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 24px;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-bottom p {
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.5);
            line-height: 1.6;
        }

        .footer-bottom .footer-links {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        .footer-bottom .footer-links a {
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.55);
            transition: color var(--transition-fast);
        }

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

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            :root {
                --space-section: 64px;
            }

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

            .hero-left h1 {
                font-size: 2.2rem;
            }

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

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

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

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

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

            .news-sidebar {
                position: static;
                flex-direction: row;
                flex-wrap: wrap;
            }

            .sidebar-card {
                flex: 1;
                min-width: 200px;
            }

            .app-layout {
                grid-template-columns: 1fr;
            }

            .contact-layout {
                grid-template-columns: 1fr;
            }

            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 32px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --space-section: 48px;
            }

            .nav-menu {
                display: none;
            }

            .nav-toggle {
                display: flex;
            }

            .nav-cta {
                display: none;
            }

            .site-header .nav-shell {
                padding: 6px 10px;
            }

            .brand-logo {
                font-size: 1.05rem;
            }

            .brand-logo .logo-mark {
                width: 26px;
                height: 26px;
                font-size: 13px;
            }

            .hero-section {
                min-height: auto;
                padding-top: 90px;
                padding-bottom: 56px;
            }

            .hero-left h1 {
                font-size: 1.75rem;
            }

            .hero-left .hero-sub {
                font-size: 0.95rem;
            }

            .hero-stats {
                gap: 18px;
            }

            .hero-stat .stat-value {
                font-size: 1.4rem;
            }

            .hero-right {
                padding: 20px;
            }

            .hero-cover {
                flex-direction: column;
                align-items: flex-start;
            }

            .hero-cover-img {
                width: 80px;
                height: 100px;
            }

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

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

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

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

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

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

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

            .kpi-item {
                padding: 16px;
            }

            .kpi-item .kpi-num {
                font-size: 1.6rem;
            }

            .news-item {
                flex-direction: column;
                gap: 12px;
                padding: 16px 18px;
            }

            .news-date-badge {
                width: 44px;
                height: 44px;
                border-radius: var(--radius-sm);
            }

            .news-date-badge .news-day {
                font-size: 1rem;
            }

            .milestone-track {
                padding-left: 22px;
            }

            .milestone-item {
                padding-left: 12px;
                padding-bottom: 24px;
            }

            .milestone-item::before {
                left: -28px;
                width: 10px;
                height: 10px;
            }

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

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
        }

        @media (max-width: 520px) {
            .hero-left h1 {
                font-size: 1.5rem;
            }

            .hero-actions {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }

            .hero-actions .btn-primary,
            .hero-actions .btn-secondary {
                width: 100%;
                justify-content: center;
            }

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

            .kpi-grid {
                grid-template-columns: 1fr;
                gap: 8px;
            }

            .contact-form {
                padding: 20px;
            }

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

        /* ========== MOBILE DRAWER ========== */
        .mobile-drawer {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-color: var(--color-primary);
            z-index: 2000;
            padding: 80px 24px 40px;
            flex-direction: column;
            gap: 8px;
            opacity: 0;
            pointer-events: none;
            transition: opacity var(--transition-base);
        }

        .mobile-drawer.open {
            display: flex;
            opacity: 1;
            pointer-events: auto;
        }

        .mobile-drawer a {
            color: rgba(255, 255, 255, 0.8);
            font-size: 1.1rem;
            font-weight: 500;
            padding: 14px 18px;
            border-radius: var(--radius-md);
            transition: background-color var(--transition-fast), color var(--transition-fast);
        }

        .mobile-drawer a:hover {
            background-color: rgba(255, 255, 255, 0.08);
            color: #FFFFFF;
        }

        .mobile-drawer a.active {
            background-color: rgba(199, 240, 74, 0.2);
            color: var(--color-accent);
            font-weight: 600;
        }

        .mobile-drawer-close {
            position: absolute;
            top: 20px;
            right: 20px;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background-color: rgba(255, 255, 255, 0.1);
            color: #FFFFFF;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            cursor: pointer;
        }

/* roulang page: category1 */
:root {
            --color-primary: #0F1D19;
            --color-primary-light: #1A2D27;
            --color-accent: #C7F04A;
            --color-accent-gold: #D4AF37;
            --color-bg: #F5F2EA;
            --color-bg-white: #FFFFFF;
            --color-text: #1A2421;
            --color-text-soft: #4A5550;
            --color-text-muted: #6B7772;
            --color-border: rgba(0, 0, 0, 0.06);
            --color-border-strong: rgba(0, 0, 0, 0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --radius-full: 9999px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 24px 56px rgba(0, 0, 0, 0.16);
            --space-section: 72px;
            --space-card-gap: 24px;
            --font-sans: "阿里巴巴普惠体", "Source Han Sans SC", "PingFang SC", "微软雅黑", "Noto Sans SC", sans-serif;
            --font-numeric: "Oswald", "Roboto Condensed", "Arial Narrow", sans-serif;
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s ease;
            --transition-slow: 0.5s cubic-bezier(0.22, 1, 0.36, 1);
            --container-max: 1200px;
        }

        @media (max-width: 1024px) {
            :root {
                --space-section: 56px;
            }
        }
        @media (max-width: 768px) {
            :root {
                --space-section: 40px;
            }
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            font-size: 16px;
        }
        body {
            font-family: var(--font-sans);
            line-height: 1.8;
            color: var(--color-text);
            background-color: var(--color-bg);
            overflow-x: hidden;
            min-height: 100vh;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            text-decoration: none;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-md);
        }
        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            border: none;
            outline: none;
            background: none;
        }
        button {
            cursor: pointer;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        textarea:focus-visible {
            outline: 3px solid var(--color-accent);
            outline-offset: 2px;
            border-radius: 4px;
        }
        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ========== NAV / HEADER ========== */
        .site-header {
            position: fixed;
            top: 12px;
            left: 0;
            right: 0;
            z-index: 1000;
            pointer-events: none;
        }
        .site-header .nav-shell {
            pointer-events: auto;
            background-color: rgba(15, 29, 25, 0.82);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-radius: var(--radius-full);
            border: 1px solid rgba(255, 255, 255, 0.12);
            box-shadow: var(--shadow-lg);
            padding: 8px 12px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            transition: background-color var(--transition-base), box-shadow var(--transition-base);
        }
        .site-header .nav-shell:hover {
            background-color: rgba(15, 29, 25, 0.92);
            box-shadow: var(--shadow-xl);
        }
        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 1.25rem;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 0.02em;
            white-space: nowrap;
            flex-shrink: 0;
        }
        .brand-logo .logo-mark {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--color-accent), var(--color-accent-gold));
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: var(--color-primary);
            font-weight: 800;
            flex-shrink: 0;
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .nav-menu::-webkit-scrollbar {
            display: none;
        }
        .nav-menu a {
            color: rgba(255, 255, 255, 0.78);
            font-size: 0.875rem;
            font-weight: 500;
            padding: 8px 14px;
            border-radius: var(--radius-full);
            white-space: nowrap;
            transition: background-color var(--transition-fast), color var(--transition-fast);
            letter-spacing: 0.01em;
        }
        .nav-menu a:hover {
            background-color: rgba(255, 255, 255, 0.1);
            color: #FFFFFF;
        }
        .nav-menu a.active {
            background-color: rgba(199, 240, 74, 0.2);
            color: var(--color-accent);
            font-weight: 600;
        }
        .nav-cta {
            flex-shrink: 0;
            background-color: var(--color-accent);
            color: var(--color-primary);
            font-size: 0.8125rem;
            font-weight: 700;
            padding: 10px 18px;
            border-radius: var(--radius-full);
            transition: background-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }
        .nav-cta:hover {
            background-color: #d4f86a;
            transform: translateY(-1px);
            box-shadow: 0 8px 20px rgba(199, 240, 74, 0.3);
        }
        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: background-color var(--transition-fast);
            flex-shrink: 0;
        }
        .nav-toggle:hover {
            background-color: rgba(255, 255, 255, 0.1);
        }
        .nav-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background-color: #FFFFFF;
            border-radius: 2px;
            transition: transform var(--transition-base), opacity var(--transition-base);
        }
        .nav-toggle.open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .nav-toggle.open span:nth-child(2) {
            opacity: 0;
        }
        .nav-toggle.open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        @media (max-width: 1024px) {
            .nav-menu {
                gap: 2px;
            }
            .nav-menu a {
                font-size: 0.8125rem;
                padding: 7px 10px;
            }
            .nav-cta {
                font-size: 0.75rem;
                padding: 8px 14px;
            }
        }
        @media (max-width: 768px) {
            .nav-menu {
                position: fixed;
                top: 68px;
                left: 16px;
                right: 16px;
                background-color: rgba(15, 29, 25, 0.96);
                backdrop-filter: blur(20px);
                border-radius: var(--radius-lg);
                flex-direction: column;
                align-items: stretch;
                gap: 4px;
                padding: 16px;
                box-shadow: var(--shadow-xl);
                display: none;
                max-height: calc(100vh - 80px);
                overflow-y: auto;
                border: 1px solid rgba(255, 255, 255, 0.1);
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu a {
                font-size: 1rem;
                padding: 12px 16px;
                border-radius: var(--radius-sm);
            }
            .nav-cta {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
        }

        /* ========== BREADCRUMB ========== */
        .breadcrumb-wrap {
            padding-top: 120px;
            padding-bottom: 0;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.875rem;
            color: var(--color-text-muted);
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--color-primary);
            font-weight: 500;
            transition: color var(--transition-fast);
        }
        .breadcrumb a:hover {
            color: var(--color-accent-gold);
        }
        .breadcrumb .sep {
            color: var(--color-text-muted);
            opacity: 0.6;
            font-size: 0.75rem;
        }
        .breadcrumb .current {
            color: var(--color-text-soft);
            font-weight: 600;
        }

        /* ========== CATEGORY HEADER ========== */
        .category-header {
            padding-top: 32px;
            padding-bottom: 24px;
        }
        .category-header .cat-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background-color: rgba(199, 240, 74, 0.2);
            color: var(--color-primary);
            font-size: 0.8125rem;
            font-weight: 700;
            padding: 6px 14px;
            border-radius: var(--radius-full);
            margin-bottom: 16px;
            letter-spacing: 0.04em;
            border: 1px solid rgba(199, 240, 74, 0.35);
        }
        .category-header h1 {
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.3;
            margin-bottom: 16px;
            letter-spacing: 0.01em;
        }
        .category-header .cat-desc {
            font-size: 1.0625rem;
            color: var(--color-text-soft);
            line-height: 1.9;
            max-width: 800px;
        }
        @media (max-width: 768px) {
            .category-header h1 {
                font-size: 1.875rem;
            }
            .category-header .cat-desc {
                font-size: 0.9375rem;
            }
        }

        /* ========== FEATURED ========== */
        .featured-wrap {
            padding-top: 28px;
            padding-bottom: 36px;
        }
        .featured-card {
            position: relative;
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            cursor: pointer;
        }
        .featured-card img {
            width: 100%;
            height: 420px;
            object-fit: cover;
            border-radius: var(--radius-xl);
            transition: transform var(--transition-slow);
        }
        .featured-card:hover img {
            transform: scale(1.03);
        }
        .featured-card .overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            background: linear-gradient(to top, rgba(15, 29, 25, 0.9) 0%, rgba(15, 29, 25, 0.5) 55%, transparent 100%);
            padding: 48px 32px 28px;
            border-radius: 0 0 var(--radius-xl) var(--radius-xl);
        }
        .featured-card .featured-tag {
            display: inline-block;
            background-color: var(--color-accent);
            color: var(--color-primary);
            font-size: 0.75rem;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: var(--radius-full);
            margin-bottom: 12px;
            letter-spacing: 0.06em;
        }
        .featured-card h2 {
            font-size: 1.75rem;
            font-weight: 700;
            color: #FFFFFF;
            line-height: 1.4;
            margin-bottom: 8px;
        }
        .featured-card p {
            color: rgba(255, 255, 255, 0.82);
            font-size: 0.9375rem;
            max-width: 600px;
        }
        @media (max-width: 768px) {
            .featured-card img {
                height: 260px;
            }
            .featured-card .overlay {
                padding: 32px 20px 20px;
            }
            .featured-card h2 {
                font-size: 1.25rem;
            }
        }

        /* ========== CONTENT LAYOUT ========== */
        .content-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 32px;
            align-items: start;
        }
        @media (max-width: 1024px) {
            .content-layout {
                grid-template-columns: 1fr;
            }
            .sidebar-col {
                order: 2;
            }
            .news-col {
                order: 1;
            }
        }

        .news-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .news-item {
            display: flex;
            gap: 20px;
            background-color: var(--color-bg-white);
            border-radius: var(--radius-lg);
            padding: 24px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition-base), transform var(--transition-base);
        }
        .news-item:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .news-item .news-date-badge {
            flex-shrink: 0;
            width: 70px;
            height: 70px;
            background-color: var(--color-primary);
            border-radius: var(--radius-md);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            color: #FFFFFF;
        }
        .news-item .news-date-badge .day {
            font-family: var(--font-numeric);
            font-size: 1.75rem;
            font-weight: 700;
            line-height: 1;
            color: var(--color-accent);
        }
        .news-item .news-date-badge .month {
            font-size: 0.75rem;
            font-weight: 500;
            opacity: 0.8;
            letter-spacing: 0.08em;
        }
        .news-item .news-content {
            flex: 1;
            min-width: 0;
        }
        .news-item .news-content .news-cat {
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--color-accent-gold);
            letter-spacing: 0.06em;
            margin-bottom: 6px;
            text-transform: uppercase;
        }
        .news-item .news-content h3 {
            font-size: 1.125rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.5;
            margin-bottom: 8px;
            transition: color var(--transition-fast);
        }
        .news-item:hover .news-content h3 {
            color: var(--color-accent-gold);
        }
        .news-item .news-content p {
            font-size: 0.875rem;
            color: var(--color-text-muted);
            line-height: 1.75;
            margin-bottom: 10px;
        }
        .news-item .news-content .read-more {
            font-size: 0.8125rem;
            font-weight: 600;
            color: var(--color-primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: color var(--transition-fast), gap var(--transition-fast);
        }
        .news-item .news-content .read-more:hover {
            color: var(--color-accent-gold);
            gap: 8px;
        }
        @media (max-width: 520px) {
            .news-item {
                flex-direction: column;
                gap: 12px;
                padding: 18px;
            }
            .news-item .news-date-badge {
                width: 52px;
                height: 52px;
                border-radius: var(--radius-sm);
            }
            .news-item .news-date-badge .day {
                font-size: 1.25rem;
            }
        }

        /* ========== SIDEBAR ========== */
        .sidebar-widget {
            background-color: var(--color-bg-white);
            border-radius: var(--radius-lg);
            padding: 24px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            margin-bottom: 24px;
        }
        .sidebar-widget h3 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 16px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--color-accent);
            display: inline-block;
            letter-spacing: 0.02em;
        }
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .tag-cloud a {
            font-size: 0.8125rem;
            font-weight: 500;
            color: var(--color-text-soft);
            background-color: var(--color-bg);
            padding: 6px 14px;
            border-radius: var(--radius-full);
            border: 1px solid var(--color-border);
            transition: background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
        }
        .tag-cloud a:hover {
            background-color: var(--color-accent);
            color: var(--color-primary);
            border-color: var(--color-accent);
        }
        .archive-list {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }
        .archive-list a {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 10px 12px;
            border-radius: var(--radius-sm);
            font-size: 0.875rem;
            color: var(--color-text-soft);
            transition: background-color var(--transition-fast), color var(--transition-fast);
        }
        .archive-list a:hover {
            background-color: rgba(199, 240, 74, 0.12);
            color: var(--color-primary);
        }
        .archive-list a .count {
            font-family: var(--font-numeric);
            font-size: 0.8125rem;
            color: var(--color-text-muted);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background-color: var(--color-primary);
            color: rgba(255, 255, 255, 0.72);
            padding-top: 56px;
            padding-bottom: 28px;
            margin-top: var(--space-section);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 36px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }
        .footer-brand .brand-logo {
            margin-bottom: 14px;
        }
        .footer-brand p {
            font-size: 0.875rem;
            line-height: 1.9;
            color: rgba(255, 255, 255, 0.56);
            max-width: 360px;
        }
        .footer-col h4 {
            font-size: 0.9375rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 14px;
            letter-spacing: 0.04em;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 6px;
        }
        .footer-col ul li a {
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.56);
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--color-accent);
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            padding-top: 24px;
            font-size: 0.8125rem;
        }
        .footer-links {
            display: flex;
            gap: 16px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.56);
            transition: color var(--transition-fast);
        }
        .footer-links a:hover {
            color: var(--color-accent);
        }
        .footer-bottom p {
            color: rgba(255, 255, 255, 0.45);
            font-size: 0.8125rem;
        }
        @media (max-width: 768px) {
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

/* roulang page: category3 */
:root {
            --color-primary: #0F1D19;
            --color-primary-light: #1A2D27;
            --color-accent: #C7F04A;
            --color-accent-gold: #D4AF37;
            --color-bg: #F5F2EA;
            --color-bg-white: #FFFFFF;
            --color-text: #1A2421;
            --color-text-soft: #4A5550;
            --color-text-muted: #6B7772;
            --color-border: rgba(0, 0, 0, 0.06);
            --color-border-strong: rgba(0, 0, 0, 0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --radius-full: 9999px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 24px 56px rgba(0, 0, 0, 0.16);
            --space-section: 80px;
            --space-card-gap: 24px;
            --font-sans: "阿里巴巴普惠体", "Source Han Sans SC", "PingFang SC", "微软雅黑", "Noto Sans SC", sans-serif;
            --font-numeric: "Oswald", "Roboto Condensed", "Arial Narrow", sans-serif;
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s ease;
            --transition-slow: 0.5s cubic-bezier(0.22, 1, 0.36, 1);
            --container-max: 1200px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            font-size: 16px;
        }

        body {
            font-family: var(--font-sans);
            line-height: 1.85;
            color: var(--color-text);
            background-color: var(--color-bg);
            overflow-x: hidden;
            min-height: 100vh;
        }

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

        a:hover {
            text-decoration: none;
        }

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

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

        button {
            cursor: pointer;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        textarea:focus-visible {
            outline: 3px solid var(--color-accent);
            outline-offset: 2px;
            border-radius: 4px;
        }

        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ========== NAV / HEADER ========== */
        .site-header {
            position: fixed;
            top: 12px;
            left: 0;
            right: 0;
            z-index: 1000;
            pointer-events: none;
        }

        .site-header .nav-shell {
            pointer-events: auto;
            background-color: rgba(15, 29, 25, 0.82);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-radius: var(--radius-full);
            border: 1px solid rgba(255, 255, 255, 0.12);
            box-shadow: var(--shadow-lg);
            padding: 8px 12px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            transition: background-color var(--transition-base), box-shadow var(--transition-base);
        }

        .site-header .nav-shell:hover {
            background-color: rgba(15, 29, 25, 0.92);
            box-shadow: var(--shadow-xl);
        }

        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 1.25rem;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 0.02em;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .brand-logo .logo-mark {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--color-accent), var(--color-accent-gold));
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: var(--color-primary);
            font-weight: 800;
            flex-shrink: 0;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .nav-menu::-webkit-scrollbar {
            display: none;
        }

        .nav-menu a {
            color: rgba(255, 255, 255, 0.78);
            font-size: 0.875rem;
            font-weight: 500;
            padding: 8px 14px;
            border-radius: var(--radius-full);
            white-space: nowrap;
            transition: background-color var(--transition-fast), color var(--transition-fast);
            letter-spacing: 0.01em;
        }

        .nav-menu a:hover {
            background-color: rgba(255, 255, 255, 0.1);
            color: #FFFFFF;
        }

        .nav-menu a.active {
            background-color: rgba(199, 240, 74, 0.2);
            color: var(--color-accent);
            font-weight: 600;
        }

        .nav-cta {
            flex-shrink: 0;
            background-color: var(--color-accent);
            color: var(--color-primary);
            font-size: 0.875rem;
            font-weight: 600;
            padding: 8px 18px;
            border-radius: var(--radius-full);
            transition: background-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
            white-space: nowrap;
        }

        .nav-cta:hover {
            background-color: #d8f75e;
            transform: translateY(-1px);
            box-shadow: 0 8px 18px rgba(199, 240, 74, 0.3);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: var(--radius-sm);
            background: rgba(255, 255, 255, 0.08);
            transition: background-color var(--transition-fast);
            flex-shrink: 0;
        }

        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.15);
        }

        .nav-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background-color: #fff;
            border-radius: 2px;
            transition: all var(--transition-base);
        }

        .nav-toggle.open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

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

        .nav-toggle.open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* ========== BREADCRUMBS ========== */
        .breadcrumb-bar {
            padding-top: 130px;
            padding-bottom: 0;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 0.875rem;
            color: var(--color-text-muted);
            margin-bottom: 20px;
        }

        .breadcrumb a {
            color: var(--color-text-soft);
            transition: color var(--transition-fast);
        }

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

        .breadcrumb .separator {
            color: var(--color-text-muted);
            font-size: 0.75rem;
        }

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

        /* ========== PAGE HERO ========== */
        .page-hero {
            position: relative;
            padding: 40px 0 48px;
            background-color: var(--color-bg);
            overflow: hidden;
        }

        .page-hero .hero-inner {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .page-hero .hero-title {
            font-size: 2.75rem;
            font-weight: 700;
            line-height: 1.25;
            color: var(--color-primary);
            margin-bottom: 20px;
            letter-spacing: -0.01em;
        }

        .page-hero .hero-title .highlight {
            color: var(--color-accent-gold);
            position: relative;
            display: inline-block;
        }

        .page-hero .hero-desc {
            font-size: 1.0625rem;
            color: var(--color-text-soft);
            line-height: 1.9;
            max-width: 520px;
        }

        .page-hero .hero-image-wrap {
            position: relative;
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-xl);
            min-height: 340px;
            background-color: var(--color-primary-light);
        }

        .page-hero .hero-image-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-xl);
            min-height: 340px;
        }

        .page-hero .hero-image-wrap::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(15, 29, 25, 0.7) 0%, rgba(15, 29, 25, 0.15) 50%, transparent 100%);
            border-radius: var(--radius-xl);
            pointer-events: none;
        }

        .page-hero .hero-badge {
            position: absolute;
            bottom: 20px;
            left: 20px;
            z-index: 2;
            background: var(--color-accent);
            color: var(--color-primary);
            font-size: 0.75rem;
            font-weight: 700;
            padding: 6px 14px;
            border-radius: var(--radius-full);
            letter-spacing: 0.02em;
        }

        /* ========== TIMELINE SECTION ========== */
        .timeline-section {
            padding: 64px 0 80px;
            background-color: var(--color-bg-white);
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
        }

        .timeline-section .section-heading {
            margin-bottom: 40px;
        }

        .timeline-section .section-heading h2 {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 8px;
        }

        .timeline-section .section-heading p {
            color: var(--color-text-soft);
            font-size: 0.9375rem;
        }

        .timeline-layout {
            display: grid;
            grid-template-columns: 1fr 360px;
            gap: 40px;
            align-items: start;
        }

        .timeline-list {
            position: relative;
            padding-left: 24px;
        }

        .timeline-list::before {
            content: '';
            position: absolute;
            left: 0;
            top: 8px;
            bottom: 8px;
            width: 2px;
            background: linear-gradient(to bottom, var(--color-accent), var(--color-accent-gold), var(--color-border-strong));
            border-radius: 2px;
        }

        .timeline-item {
            position: relative;
            padding: 0 0 36px 28px;
        }

        .timeline-item:last-child {
            padding-bottom: 0;
        }

        .timeline-item::before {
            content: '';
            position: absolute;
            left: -27px;
            top: 6px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background-color: var(--color-accent);
            border: 2px solid var(--color-primary);
            box-shadow: 0 0 0 4px rgba(199, 240, 74, 0.25);
            transition: transform var(--transition-fast), box-shadow var(--transition-fast);
        }

        .timeline-item:hover::before {
            transform: scale(1.3);
            box-shadow: 0 0 0 6px rgba(199, 240, 74, 0.35);
        }

        .timeline-item .timeline-date {
            display: inline-block;
            background-color: var(--color-primary);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: var(--radius-full);
            letter-spacing: 0.05em;
            margin-bottom: 10px;
            font-family: var(--font-numeric);
        }

        .timeline-item h3 {
            font-size: 1.125rem;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 8px;
            line-height: 1.5;
        }

        .timeline-item p {
            color: var(--color-text-soft);
            font-size: 0.9375rem;
            line-height: 1.85;
            max-width: 620px;
        }

        .timeline-item .match-tag {
            display: inline-block;
            background-color: rgba(199, 240, 74, 0.2);
            color: var(--color-primary);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 2px 10px;
            border-radius: var(--radius-full);
            margin-top: 8px;
            letter-spacing: 0.02em;
        }

        /* ========== SIDEBAR CARDS ========== */
        .sidebar-sticky {
            position: sticky;
            top: 100px;
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .sidebar-card {
            background-color: var(--color-bg);
            border-radius: var(--radius-lg);
            padding: 28px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition-base), transform var(--transition-base);
        }

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

        .sidebar-card h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }

        .sidebar-card .stat-number {
            font-family: var(--font-numeric);
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--color-accent-gold);
            line-height: 1.2;
            letter-spacing: 0.02em;
        }

        .sidebar-card .stat-label {
            color: var(--color-text-soft);
            font-size: 0.875rem;
            margin-top: 4px;
        }

        .sidebar-card .stat-divider {
            height: 1px;
            background-color: var(--color-border-strong);
            margin: 16px 0;
        }

        .sidebar-card .stat-row {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 6px 0;
            font-size: 0.875rem;
        }

        .sidebar-card .stat-row .label {
            color: var(--color-text-muted);
        }

        .sidebar-card .stat-row .value {
            font-weight: 600;
            color: var(--color-primary);
            font-family: var(--font-numeric);
        }

        .sidebar-card .quote-text {
            font-size: 0.9375rem;
            color: var(--color-text-soft);
            line-height: 1.85;
            font-style: italic;
            border-left: 3px solid var(--color-accent);
            padding-left: 14px;
            margin-top: 8px;
        }

        /* ========== DEEP TEXT SECTION ========== */
        .deep-section {
            padding: 80px 0;
            background-color: var(--color-bg);
        }

        .deep-section .deep-content {
            max-width: 820px;
            margin: 0 auto;
        }

        .deep-section .deep-content h2 {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 20px;
            text-align: center;
        }

        .deep-section .deep-content h2 .underline {
            display: inline-block;
            position: relative;
        }

        .deep-section .deep-content h2 .underline::after {
            content: '';
            position: absolute;
            left: 0;
            right: 0;
            bottom: -4px;
            height: 4px;
            background: linear-gradient(to right, var(--color-accent), var(--color-accent-gold));
            border-radius: 2px;
        }

        .deep-section .deep-content p {
            color: var(--color-text-soft);
            font-size: 1rem;
            line-height: 2;
            margin-bottom: 18px;
            text-align: justify;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            padding: 80px 0;
            background-color: var(--color-primary);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -120px;
            right: -120px;
            width: 360px;
            height: 360px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(199, 240, 74, 0.18) 0%, transparent 70%);
            pointer-events: none;
        }

        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -80px;
            left: -80px;
            width: 280px;
            height: 280px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(212, 175, 55, 0.15) 0%, transparent 70%);
            pointer-events: none;
        }

        .cta-section .cta-inner {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 680px;
            margin: 0 auto;
        }

        .cta-section .cta-inner h2 {
            font-size: 2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }

        .cta-section .cta-inner p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 1.0625rem;
            line-height: 1.85;
            margin-bottom: 32px;
        }

        .cta-section .cta-buttons {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .cta-section .btn-primary-cta {
            background-color: var(--color-accent);
            color: var(--color-primary);
            font-size: 1rem;
            font-weight: 700;
            padding: 14px 32px;
            border-radius: var(--radius-full);
            transition: background-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
            letter-spacing: 0.02em;
        }

        .cta-section .btn-primary-cta:hover {
            background-color: #d8f75e;
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(199, 240, 74, 0.3);
        }

        .cta-section .btn-secondary-cta {
            background-color: transparent;
            color: #fff;
            font-size: 1rem;
            font-weight: 600;
            padding: 14px 32px;
            border-radius: var(--radius-full);
            border: 1.5px solid rgba(255, 255, 255, 0.3);
            transition: background-color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
            letter-spacing: 0.02em;
        }

        .cta-section .btn-secondary-cta:hover {
            background-color: rgba(255, 255, 255, 0.08);
            border-color: rgba(255, 255, 255, 0.5);
            transform: translateY(-2px);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background-color: #0A120F;
            color: rgba(255, 255, 255, 0.75);
            padding: 56px 0 28px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 36px;
        }

        .site-footer .brand-logo {
            margin-bottom: 14px;
        }

        .site-footer .footer-brand p {
            font-size: 0.875rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.55);
            max-width: 300px;
        }

        .site-footer .footer-col h4 {
            color: #fff;
            font-size: 0.9375rem;
            font-weight: 600;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }

        .site-footer .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .site-footer .footer-col ul a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.875rem;
            transition: color var(--transition-fast);
        }

        .site-footer .footer-col ul a:hover {
            color: var(--color-accent);
        }

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.8125rem;
            color: rgba(255, 255, 255, 0.45);
        }

        .site-footer .footer-links {
            display: flex;
            gap: 18px;
        }

        .site-footer .footer-links a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.8125rem;
            transition: color var(--transition-fast);
        }

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

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1100px) {
            .page-hero .hero-inner {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .page-hero .hero-image-wrap {
                min-height: 280px;
            }

            .page-hero .hero-image-wrap img {
                min-height: 280px;
            }

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

            .sidebar-sticky {
                position: static;
                flex-direction: row;
                flex-wrap: wrap;
                gap: 20px;
            }

            .sidebar-card {
                flex: 1;
                min-width: 260px;
            }
        }

        @media (max-width: 900px) {
            .nav-menu {
                display: none;
                position: fixed;
                top: 70px;
                left: 20px;
                right: 20px;
                background-color: var(--color-primary);
                border-radius: var(--radius-lg);
                padding: 16px;
                flex-direction: column;
                gap: 4px;
                box-shadow: var(--shadow-xl);
                border: 1px solid rgba(255, 255, 255, 0.1);
                z-index: 999;
                max-height: calc(100vh - 90px);
                overflow-y: auto;
            }

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

            .nav-menu a {
                display: block;
                text-align: center;
                padding: 12px 16px;
                font-size: 1rem;
                color: rgba(255, 255, 255, 0.8);
            }

            .nav-menu a.active {
                background-color: rgba(199, 240, 74, 0.2);
                color: var(--color-accent);
            }

            .nav-toggle {
                display: flex;
            }

            .nav-cta {
                display: none;
            }

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

            .site-footer .footer-brand {
                grid-column: 1 / -1;
            }

            .page-hero .hero-title {
                font-size: 2rem;
            }
        }

        @media (max-width: 640px) {
            :root {
                --space-section: 48px;
            }

            .breadcrumb-bar {
                padding-top: 110px;
            }

            .page-hero {
                padding: 28px 0 32px;
            }

            .page-hero .hero-title {
                font-size: 1.625rem;
            }

            .page-hero .hero-desc {
                font-size: 0.9375rem;
            }

            .timeline-section {
                padding: 48px 0;
            }

            .timeline-list {
                padding-left: 16px;
            }

            .timeline-item::before {
                left: -19px;
                width: 10px;
                height: 10px;
            }

            .timeline-item {
                padding: 0 0 28px 20px;
            }

            .sidebar-sticky {
                flex-direction: column;
            }

            .sidebar-card {
                min-width: 100%;
            }

            .deep-section {
                padding: 48px 0;
            }

            .cta-section {
                padding: 48px 20px;
            }

            .cta-section .cta-inner h2 {
                font-size: 1.5rem;
            }

            .site-footer {
                padding: 36px 0 20px;
            }

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

            .site-footer .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }

            .site-footer .footer-links {
                flex-wrap: wrap;
                justify-content: center;
            }
        }

/* roulang page: category2 */
:root {
            --color-primary: #0F1D19;
            --color-primary-light: #1A2D27;
            --color-accent: #C7F04A;
            --color-accent-gold: #D4AF37;
            --color-bg: #F5F2EA;
            --color-bg-white: #FFFFFF;
            --color-text: #1A2421;
            --color-text-soft: #4A5550;
            --color-text-muted: #6B7772;
            --color-border: rgba(0, 0, 0, 0.06);
            --color-border-strong: rgba(0, 0, 0, 0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --radius-full: 9999px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 24px 56px rgba(0, 0, 0, 0.16);
            --space-section: 80px;
            --space-card-gap: 24px;
            --font-sans: "阿里巴巴普惠体", "Source Han Sans SC", "PingFang SC", "微软雅黑", "Noto Sans SC", sans-serif;
            --font-numeric: "Oswald", "Roboto Condensed", "Arial Narrow", sans-serif;
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s ease;
            --transition-slow: 0.5s cubic-bezier(0.22, 1, 0.36, 1);
            --container-max: 1200px;
        }

        @media (max-width: 768px) {
            :root {
                --space-section: 56px;
            }
        }

        @media (max-width: 520px) {
            :root {
                --space-section: 40px;
            }
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            font-size: 16px;
        }

        body {
            font-family: var(--font-sans);
            line-height: 1.8;
            color: var(--color-text);
            background-color: var(--color-bg);
            overflow-x: hidden;
            min-height: 100vh;
        }

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

        a:hover {
            text-decoration: none;
        }

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

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

        button {
            cursor: pointer;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        textarea:focus-visible {
            outline: 3px solid var(--color-accent);
            outline-offset: 2px;
            border-radius: 4px;
        }

        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ========== NAV / HEADER ========== */
        .site-header {
            position: fixed;
            top: 12px;
            left: 0;
            right: 0;
            z-index: 1000;
            pointer-events: none;
        }

        .site-header .nav-shell {
            pointer-events: auto;
            background-color: rgba(15, 29, 25, 0.82);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-radius: var(--radius-full);
            border: 1px solid rgba(255, 255, 255, 0.12);
            box-shadow: var(--shadow-lg);
            padding: 8px 12px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            transition: background-color var(--transition-base), box-shadow var(--transition-base);
        }

        .site-header .nav-shell:hover {
            background-color: rgba(15, 29, 25, 0.92);
            box-shadow: var(--shadow-xl);
        }

        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 1.25rem;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 0.02em;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .brand-logo .logo-mark {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--color-accent), var(--color-accent-gold));
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: var(--color-primary);
            font-weight: 800;
            flex-shrink: 0;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .nav-menu::-webkit-scrollbar {
            display: none;
        }

        .nav-menu a {
            color: rgba(255, 255, 255, 0.78);
            font-size: 0.875rem;
            font-weight: 500;
            padding: 8px 14px;
            border-radius: var(--radius-full);
            white-space: nowrap;
            transition: background-color var(--transition-fast), color var(--transition-fast);
            letter-spacing: 0.01em;
        }

        .nav-menu a:hover {
            background-color: rgba(255, 255, 255, 0.1);
            color: #FFFFFF;
        }

        .nav-menu a.active {
            background-color: rgba(199, 240, 74, 0.2);
            color: var(--color-accent);
            font-weight: 600;
        }

        .nav-cta {
            flex-shrink: 0;
            background-color: var(--color-accent);
            color: var(--color-primary);
            font-weight: 600;
            font-size: 0.875rem;
            padding: 8px 18px;
            border-radius: var(--radius-full);
            white-space: nowrap;
            transition: background-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
        }

        .nav-cta:hover {
            background-color: #D9F76A;
            box-shadow: 0 4px 16px rgba(199, 240, 74, 0.35);
            transform: translateY(-1px);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background-color: rgba(255, 255, 255, 0.08);
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            pointer-events: auto;
            transition: background-color var(--transition-fast);
        }

        .nav-toggle:hover {
            background-color: rgba(255, 255, 255, 0.16);
        }

        .nav-toggle span {
            display: block;
            width: 18px;
            height: 2px;
            background-color: #FFFFFF;
            border-radius: 2px;
            transition: transform var(--transition-fast), opacity var(--transition-fast);
        }

        .nav-toggle.open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

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

        .nav-toggle.open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* ========== PAGE HERO ========== */
        .page-hero {
            padding-top: 120px;
            padding-bottom: 48px;
            background-color: var(--color-bg);
            position: relative;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--color-text-muted);
            margin-bottom: 20px;
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--color-text-soft);
            transition: color var(--transition-fast);
        }

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

        .breadcrumb .sep {
            color: var(--color-text-muted);
            opacity: 0.6;
        }

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

        .page-hero-content h1 {
            font-size: 2.25rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.25;
            margin-bottom: 16px;
            letter-spacing: 0.01em;
        }

        .page-hero-content .hero-sub {
            font-size: 1.05rem;
            color: var(--color-text-soft);
            max-width: 720px;
            line-height: 1.8;
        }

        /* ========== CATEGORY INTRO ========== */
        .category-intro-section {
            padding: 32px 0 56px;
        }

        .category-intro-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: start;
        }

        .category-intro-text p {
            font-size: 1rem;
            color: var(--color-text-soft);
            line-height: 1.9;
            margin-bottom: 16px;
        }

        .category-intro-text p:last-child {
            margin-bottom: 0;
        }

        .category-intro-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            min-height: 260px;
            background-color: #E8E5DC;
            position: relative;
        }

        .category-intro-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-lg);
        }

        /* ========== RANKING CARDS GRID ========== */
        .ranking-section {
            padding: var(--space-section) 0;
            background-color: var(--color-bg-white);
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
        }

        .ranking-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--space-card-gap);
        }

        .ranking-card {
            background-color: var(--color-bg);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            padding: 28px;
            transition: transform var(--transition-base), box-shadow var(--transition-base);
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

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

        .ranking-card .rank-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
        }

        .rank-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--color-primary);
            background-color: rgba(199, 240, 74, 0.35);
            padding: 4px 12px;
            border-radius: var(--radius-full);
            letter-spacing: 0.02em;
        }

        .rank-tag {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            font-weight: 500;
        }

        .ranking-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.4;
        }

        .ranking-card .rank-desc {
            font-size: 0.92rem;
            color: var(--color-text-soft);
            line-height: 1.75;
            flex-grow: 1;
        }

        .rank-stat-row {
            display: flex;
            gap: 20px;
            padding-top: 12px;
            border-top: 1px solid var(--color-border);
            flex-wrap: wrap;
        }

        .rank-stat {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }

        .rank-stat .stat-num {
            font-family: var(--font-numeric);
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1;
        }

        .rank-stat .stat-label {
            font-size: 0.78rem;
            color: var(--color-text-muted);
        }

        .ranking-card .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--color-primary);
            transition: color var(--transition-fast), gap var(--transition-fast);
        }

        .ranking-card .card-link:hover {
            color: var(--color-accent-gold);
            gap: 10px;
        }

        /* ========== LONG TEXT SECTION ========== */
        .longtext-section {
            padding: var(--space-section) 0;
            background-color: var(--color-bg);
        }

        .longtext-block {
            max-width: 800px;
            margin: 0 auto;
            background-color: var(--color-bg-white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            padding: 40px;
        }

        .longtext-block h2 {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 20px;
            line-height: 1.4;
        }

        .longtext-block p {
            font-size: 1rem;
            color: var(--color-text-soft);
            line-height: 2.0;
            margin-bottom: 16px;
            text-indent: 2em;
        }

        .longtext-block p:last-child {
            margin-bottom: 0;
        }

        /* ========== PAGINATION ========== */
        .pagination-section {
            padding: 32px 0 56px;
            background-color: var(--color-bg-white);
            border-top: 1px solid var(--color-border);
        }

        .pagination {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .pagination a,
        .pagination span {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 40px;
            height: 40px;
            padding: 0 12px;
            border-radius: var(--radius-md);
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-soft);
            background-color: var(--color-bg);
            border: 1px solid var(--color-border);
            transition: background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
        }

        .pagination a:hover {
            background-color: rgba(199, 240, 74, 0.25);
            color: var(--color-primary);
            border-color: var(--color-accent);
        }

        .pagination .current {
            background-color: var(--color-primary);
            color: #FFFFFF;
            border-color: var(--color-primary);
            font-weight: 600;
        }

        /* ========== FAQ SECTION ========== */
        .faq-section {
            padding: var(--space-section) 0;
            background-color: var(--color-bg);
        }

        .faq-section .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--color-primary);
            text-align: center;
            margin-bottom: 8px;
        }

        .faq-section .section-sub {
            text-align: center;
            color: var(--color-text-muted);
            font-size: 0.95rem;
            margin-bottom: 40px;
        }

        .faq-list {
            max-width: 780px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background-color: var(--color-bg-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: box-shadow var(--transition-base);
        }

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

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 24px;
            font-size: 0.98rem;
            font-weight: 600;
            color: var(--color-primary);
            text-align: left;
            transition: background-color var(--transition-fast);
            border: none;
            background: none;
        }

        .faq-question:hover {
            background-color: rgba(199, 240, 74, 0.12);
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background-color: var(--color-bg);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: var(--color-text-muted);
            transition: transform var(--transition-base), background-color var(--transition-base);
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 24px;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 24px 20px;
        }

        .faq-answer p {
            font-size: 0.9rem;
            color: var(--color-text-soft);
            line-height: 1.8;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            padding: var(--space-section) 0;
            background-color: var(--color-primary);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -60%;
            right: -20%;
            width: 500px;
            height: 500px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(199, 240, 74, 0.12), transparent 70%);
            pointer-events: none;
        }

        .cta-grid {
            display: grid;
            grid-template-columns: 1fr auto;
            gap: 40px;
            align-items: center;
            position: relative;
            z-index: 1;
        }

        .cta-text h2 {
            font-size: 1.75rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 12px;
            line-height: 1.35;
        }

        .cta-text p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.95rem;
            line-height: 1.8;
            max-width: 560px;
        }

        .cta-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            flex-shrink: 0;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background-color: var(--color-accent);
            color: var(--color-primary);
            font-weight: 600;
            font-size: 0.9rem;
            padding: 12px 24px;
            border-radius: var(--radius-full);
            transition: background-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
        }

        .btn-primary:hover {
            background-color: #D9F76A;
            box-shadow: 0 4px 20px rgba(199, 240, 74, 0.35);
            transform: translateY(-2px);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background-color: transparent;
            color: #FFFFFF;
            font-weight: 500;
            font-size: 0.9rem;
            padding: 12px 24px;
            border-radius: var(--radius-full);
            border: 1px solid rgba(255, 255, 255, 0.25);
            transition: background-color var(--transition-fast), border-color var(--transition-fast);
        }

        .btn-secondary:hover {
            background-color: rgba(255, 255, 255, 0.08);
            border-color: rgba(255, 255, 255, 0.45);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background-color: var(--color-primary);
            color: rgba(255, 255, 255, 0.72);
            padding-top: 56px;
            padding-bottom: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-brand .brand-logo {
            margin-bottom: 16px;
        }

        .footer-brand p {
            font-size: 0.88rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.65);
            max-width: 320px;
        }

        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }

        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul a {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.65);
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding-top: 20px;
            flex-wrap: wrap;
        }

        .footer-links {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        .footer-links a {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.65);
            transition: color var(--transition-fast);
        }

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

        .footer-bottom p {
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.5);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .category-intro-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .category-intro-image {
                min-height: 220px;
                order: -1;
            }

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

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

        @media (max-width: 768px) {
            .nav-menu {
                display: none;
                position: fixed;
                top: 68px;
                left: 16px;
                right: 16px;
                background-color: rgba(15, 29, 25, 0.96);
                backdrop-filter: blur(20px);
                -webkit-backdrop-filter: blur(20px);
                border-radius: var(--radius-lg);
                border: 1px solid rgba(255, 255, 255, 0.1);
                padding: 16px;
                flex-direction: column;
                align-items: stretch;
                gap: 4px;
                box-shadow: var(--shadow-xl);
                z-index: 999;
                max-height: 70vh;
                overflow-y: auto;
            }

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

            .nav-menu a {
                padding: 12px 16px;
                font-size: 0.95rem;
                border-radius: var(--radius-md);
            }

            .nav-toggle {
                display: flex;
            }

            .nav-cta {
                display: none;
            }

            .nav-cta.mobile-show {
                display: inline-flex;
                margin-top: 8px;
                justify-content: center;
            }

            .page-hero {
                padding-top: 100px;
                padding-bottom: 32px;
            }

            .page-hero-content h1 {
                font-size: 1.75rem;
            }

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

            .longtext-block {
                padding: 28px 20px;
            }

            .longtext-block h2 {
                font-size: 1.35rem;
            }

            .faq-question {
                font-size: 0.9rem;
                padding: 14px 18px;
            }

            .faq-answer {
                padding: 0 18px;
            }

            .faq-item.open .faq-answer {
                padding: 0 18px 16px;
            }

            .cta-actions {
                flex-direction: column;
                width: 100%;
            }

            .cta-actions a,
            .cta-actions button {
                justify-content: center;
                width: 100%;
            }

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

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
        }

        @media (max-width: 520px) {
            .page-hero-content h1 {
                font-size: 1.5rem;
            }

            .page-hero-content .hero-sub {
                font-size: 0.95rem;
            }

            .breadcrumb {
                font-size: 0.78rem;
                gap: 4px;
            }

            .ranking-card {
                padding: 20px;
            }

            .ranking-card h3 {
                font-size: 1.05rem;
            }

            .rank-stat-row {
                gap: 12px;
            }

            .rank-stat .stat-num {
                font-size: 1.25rem;
            }

            .longtext-block p {
                font-size: 0.92rem;
                text-indent: 1.5em;
            }

            .faq-section .section-title {
                font-size: 1.4rem;
            }

            .cta-text h2 {
                font-size: 1.4rem;
            }

            .pagination a,
            .pagination span {
                min-width: 34px;
                height: 34px;
                font-size: 0.8rem;
                padding: 0 8px;
            }
        }

/* roulang page: category4 */
:root {
            --color-primary: #0F1D19;
            --color-primary-light: #1A2D27;
            --color-accent: #C7F04A;
            --color-accent-gold: #D4AF37;
            --color-bg: #F5F2EA;
            --color-bg-white: #FFFFFF;
            --color-text: #1A2421;
            --color-text-soft: #4A5550;
            --color-text-muted: #6B7772;
            --color-border: rgba(0, 0, 0, 0.06);
            --color-border-strong: rgba(0, 0, 0, 0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --radius-full: 9999px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 24px 56px rgba(0, 0, 0, 0.16);
            --space-section: 80px;
            --space-card-gap: 24px;
            --font-sans: "阿里巴巴普惠体", "Source Han Sans SC", "PingFang SC", "微软雅黑", "Noto Sans SC", sans-serif;
            --font-numeric: "Oswald", "Roboto Condensed", "Arial Narrow", sans-serif;
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s ease;
            --transition-slow: 0.5s cubic-bezier(0.22, 1, 0.36, 1);
            --container-max: 1200px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            font-size: 16px;
        }

        body {
            font-family: var(--font-sans);
            line-height: 1.8;
            color: var(--color-text);
            background-color: var(--color-bg);
            overflow-x: hidden;
            min-height: 100vh;
            padding-top: 72px;
        }

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

        a:hover {
            text-decoration: none;
        }

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

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

        button {
            cursor: pointer;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        textarea:focus-visible {
            outline: 3px solid var(--color-accent);
            outline-offset: 2px;
            border-radius: 4px;
        }

        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ========== NAV / HEADER ========== */
        .site-header {
            position: fixed;
            top: 12px;
            left: 0;
            right: 0;
            z-index: 1000;
            pointer-events: none;
        }

        .site-header .nav-shell {
            pointer-events: auto;
            background-color: rgba(15, 29, 25, 0.82);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-radius: var(--radius-full);
            border: 1px solid rgba(255, 255, 255, 0.12);
            box-shadow: var(--shadow-lg);
            padding: 8px 12px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            transition: background-color var(--transition-base), box-shadow var(--transition-base);
        }

        .site-header .nav-shell:hover {
            background-color: rgba(15, 29, 25, 0.92);
            box-shadow: var(--shadow-xl);
        }

        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 1.25rem;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 0.02em;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .brand-logo .logo-mark {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--color-accent), var(--color-accent-gold));
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: var(--color-primary);
            font-weight: 800;
            flex-shrink: 0;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .nav-menu::-webkit-scrollbar {
            display: none;
        }

        .nav-menu a {
            color: rgba(255, 255, 255, 0.78);
            font-size: 0.875rem;
            font-weight: 500;
            padding: 8px 14px;
            border-radius: var(--radius-full);
            white-space: nowrap;
            transition: background-color var(--transition-fast), color var(--transition-fast);
            letter-spacing: 0.01em;
        }

        .nav-menu a:hover {
            background-color: rgba(255, 255, 255, 0.1);
            color: #FFFFFF;
        }

        .nav-menu a.active {
            background-color: rgba(199, 240, 74, 0.2);
            color: var(--color-accent);
            font-weight: 600;
        }

        .nav-cta {
            flex-shrink: 0;
            background-color: var(--color-accent);
            color: var(--color-primary);
            font-size: 0.875rem;
            font-weight: 700;
            padding: 9px 18px;
            border-radius: var(--radius-full);
            transition: background-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

        .nav-cta:hover {
            background-color: #d8ff5c;
            transform: translateY(-1px);
            box-shadow: 0 8px 20px rgba(199, 240, 74, 0.35);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: var(--radius-sm);
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.2);
            flex-shrink: 0;
        }

        .nav-toggle span {
            width: 22px;
            height: 2px;
            background-color: #FFFFFF;
            border-radius: 2px;
            transition: transform var(--transition-fast), opacity var(--transition-fast);
        }

        /* ========== BREADCRUMB ========== */
        .breadcrumb-area {
            padding: 28px 0 8px;
        }

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

        .breadcrumb a {
            color: var(--color-text-soft);
            transition: color var(--transition-fast);
        }

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

        .breadcrumb .separator {
            color: var(--color-text-muted);
            font-size: 0.75rem;
        }

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

        /* ========== CATEGORY HERO ========== */
        .cat-hero {
            padding: 12px 0 36px;
        }

        .cat-hero-content {
            display: grid;
            grid-template-columns: 1fr;
            gap: 20px;
        }

        .cat-hero h1 {
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.02em;
            line-height: 1.3;
            margin-bottom: 12px;
        }

        .cat-hero .cat-desc {
            font-size: 1rem;
            color: var(--color-text-soft);
            line-height: 1.9;
            max-width: 860px;
        }

        /* ========== FEATURED IMAGE ========== */
        .featured-image-section {
            padding: 12px 0 32px;
        }

        .featured-image-box {
            position: relative;
            border-radius: var(--radius-xl);
            overflow: hidden;
            height: 420px;
            box-shadow: var(--shadow-lg);
        }

        .featured-image-box img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-xl);
        }

        .featured-image-box .featured-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(15, 29, 25, 0.85) 0%, rgba(15, 29, 25, 0.35) 50%, rgba(15, 29, 25, 0.1) 100%);
            border-radius: var(--radius-xl);
            display: flex;
            align-items: flex-end;
            padding: 28px 32px;
        }

        .featured-image-box .featured-caption {
            color: #FFFFFF;
        }

        .featured-image-box .featured-caption .badge-tag {
            display: inline-block;
            background-color: var(--color-accent);
            color: var(--color-primary);
            font-size: 0.75rem;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: var(--radius-full);
            margin-bottom: 10px;
            letter-spacing: 0.05em;
        }

        .featured-image-box .featured-caption h2 {
            font-size: 1.65rem;
            font-weight: 700;
            color: #FFFFFF;
            line-height: 1.4;
            margin-bottom: 6px;
        }

        .featured-image-box .featured-caption p {
            font-size: 0.925rem;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.7;
            max-width: 540px;
        }

        /* ========== CARD GRID MIXED ========== */
        .card-grid-section {
            padding: 32px 0 48px;
        }

        .card-grid-section .section-title {
            font-size: 1.65rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 16px;
            letter-spacing: 0.01em;
        }

        .card-grid-section .section-lead {
            font-size: 1rem;
            color: var(--color-text-soft);
            line-height: 1.9;
            margin-bottom: 28px;
            max-width: 760px;
        }

        .grid-mixed {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--space-card-gap);
        }

        .grid-mixed .card-large {
            grid-column: span 2;
            background-color: var(--color-bg-white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-md);
            padding: 28px;
            display: flex;
            flex-direction: column;
            gap: 16px;
            transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
        }

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

        .grid-mixed .card-large .card-image {
            border-radius: var(--radius-md);
            overflow: hidden;
            aspect-ratio: 16/9;
            background-color: var(--color-bg);
        }

        .grid-mixed .card-large .card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-md);
        }

        .grid-mixed .card-large .card-body h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .grid-mixed .card-large .card-body p {
            font-size: 0.925rem;
            color: var(--color-text-soft);
            line-height: 1.8;
            margin-bottom: 12px;
        }

        .grid-mixed .card-small {
            grid-column: span 1;
            background-color: var(--color-bg-white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-md);
            padding: 20px;
            display: flex;
            flex-direction: column;
            gap: 12px;
            transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
        }

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

        .grid-mixed .card-small .card-image {
            border-radius: var(--radius-md);
            overflow: hidden;
            aspect-ratio: 16/9;
            background-color: var(--color-bg);
        }

        .grid-mixed .card-small .card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-md);
        }

        .grid-mixed .card-small .card-body h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 6px;
            line-height: 1.45;
        }

        .grid-mixed .card-small .card-body p {
            font-size: 0.875rem;
            color: var(--color-text-soft);
            line-height: 1.75;
        }

        .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--color-primary);
            font-weight: 600;
            font-size: 0.875rem;
            transition: color var(--transition-fast);
            letter-spacing: 0.01em;
        }

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

        .card-link .arrow {
            font-size: 1rem;
            transition: transform var(--transition-fast);
        }

        .card-link:hover .arrow {
            transform: translateX(4px);
        }

        /* ========== LONG TEXT SECTION ========== */
        .long-text-section {
            padding: 40px 0 48px;
        }

        .long-text-box {
            background-color: var(--color-bg-white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-md);
            padding: 32px 36px;
        }

        .long-text-box h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 16px;
            line-height: 1.4;
        }

        .long-text-box p {
            font-size: 0.95rem;
            color: var(--color-text-soft);
            line-height: 1.9;
            margin-bottom: 14px;
        }

        .long-text-box p:last-child {
            margin-bottom: 0;
        }

        /* ========== TEAM DATA / LIST ========== */
        .team-data-section {
            padding: 32px 0 48px;
        }

        .team-data-section .section-title {
            font-size: 1.65rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 16px;
            letter-spacing: 0.01em;
        }

        .team-data-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .team-data-card {
            background-color: var(--color-bg-white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            padding: 18px 20px;
            text-align: center;
            transition: transform var(--transition-base), box-shadow var(--transition-base);
        }

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

        .team-data-card .data-number {
            font-family: var(--font-numeric);
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.2;
        }

        .team-data-card .data-number .accent {
            color: var(--color-accent-gold);
        }

        .team-data-card .data-label {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            margin-top: 4px;
            letter-spacing: 0.02em;
        }

        .team-data-list {
            margin-top: 24px;
            background-color: var(--color-bg-white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
        }

        .team-data-list .list-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 22px;
            border-bottom: 1px solid var(--color-border);
            font-size: 0.9rem;
            color: var(--color-text-soft);
            transition: background-color var(--transition-fast);
        }

        .team-data-list .list-item:last-child {
            border-bottom: none;
        }

        .team-data-list .list-item:hover {
            background-color: rgba(199, 240, 74, 0.08);
        }

        .team-data-list .list-item .item-name {
            font-weight: 600;
            color: var(--color-text);
        }

        .team-data-list .list-item .item-value {
            font-family: var(--font-numeric);
            font-weight: 700;
            color: var(--color-primary);
        }

        /* ========== FAQ ========== */
        .faq-section {
            padding: 32px 0 48px;
        }

        .faq-section .section-title {
            font-size: 1.65rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 20px;
            letter-spacing: 0.01em;
        }

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

        .faq-item {
            background-color: var(--color-bg-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: box-shadow var(--transition-base);
        }

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

        .faq-item summary {
            padding: 18px 22px;
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--color-primary);
            cursor: pointer;
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: background-color var(--transition-fast);
            letter-spacing: 0.01em;
        }

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

        .faq-item summary:hover {
            background-color: rgba(199, 240, 74, 0.08);
        }

        .faq-item summary .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background-color: rgba(15, 29, 25, 0.06);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            transition: transform var(--transition-base), background-color var(--transition-base);
            color: var(--color-text-soft);
        }

        .faq-item[open] summary .faq-icon {
            transform: rotate(45deg);
            background-color: var(--color-accent);
            color: var(--color-primary);
        }

        .faq-item .faq-answer {
            padding: 0 22px 20px;
            font-size: 0.875rem;
            color: var(--color-text-soft);
            line-height: 1.85;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            padding: 40px 0 64px;
        }

        .cta-box {
            background-color: var(--color-primary);
            border-radius: var(--radius-xl);
            padding: 48px 40px;
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
            gap: 16px;
            box-shadow: var(--shadow-lg);
            position: relative;
            overflow: hidden;
        }

        .cta-box::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -40px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(199, 240, 74, 0.12);
            pointer-events: none;
        }

        .cta-box::after {
            content: '';
            position: absolute;
            bottom: -50px;
            left: -30px;
            width: 160px;
            height: 160px;
            border-radius: 50%;
            background: rgba(212, 175, 55, 0.1);
            pointer-events: none;
        }

        .cta-box h2 {
            font-size: 1.75rem;
            font-weight: 700;
            color: #FFFFFF;
            line-height: 1.4;
            letter-spacing: 0.01em;
            position: relative;
            z-index: 1;
        }

        .cta-box p {
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.8;
            max-width: 560px;
            position: relative;
            z-index: 1;
        }

        .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background-color: var(--color-accent);
            color: var(--color-primary);
            font-weight: 700;
            font-size: 1rem;
            padding: 14px 32px;
            border-radius: var(--radius-full);
            transition: background-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
            letter-spacing: 0.02em;
            position: relative;
            z-index: 1;
        }

        .cta-btn:hover {
            background-color: #d8ff5c;
            transform: translateY(-2px);
            box-shadow: 0 12px 32px rgba(199, 240, 74, 0.3);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background-color: var(--color-primary);
            color: rgba(255, 255, 255, 0.72);
            padding: 48px 0 28px;
            border-radius: var(--radius-xl) var(--radius-xl) 0 0;
            margin-top: 12px;
        }

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

        .footer-brand .brand-logo {
            margin-bottom: 14px;
        }

        .footer-brand p {
            font-size: 0.875rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.65);
            max-width: 320px;
        }

        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul li a {
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.62);
            transition: color var(--transition-fast);
        }

        .footer-col ul li a:hover {
            color: var(--color-accent);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }

        .footer-links {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        .footer-links a {
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.55);
            transition: color var(--transition-fast);
        }

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

        .footer-bottom p {
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.5);
            margin: 0;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .team-data-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .grid-mixed {
                grid-template-columns: repeat(2, 1fr);
            }
            .grid-mixed .card-large {
                grid-column: span 1;
            }
        }

        @media (max-width: 768px) {
            :root {
                --space-section: 48px;
            }
            body {
                padding-top: 64px;
            }
            .site-header {
                top: 8px;
            }
            .site-header .nav-shell {
                padding: 6px 10px;
                gap: 10px;
            }
            .nav-menu {
                display: none;
                position: fixed;
                top: 64px;
                left: 16px;
                right: 16px;
                background-color: rgba(15, 29, 25, 0.96);
                backdrop-filter: blur(20px);
                -webkit-backdrop-filter: blur(20px);
                border-radius: var(--radius-lg);
                border: 1px solid rgba(255, 255, 255, 0.1);
                box-shadow: var(--shadow-xl);
                padding: 16px;
                flex-direction: column;
                align-items: stretch;
                gap: 4px;
                max-height: 60vh;
                overflow-y: auto;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu a {
                font-size: 0.9rem;
                padding: 12px 16px;
                border-radius: var(--radius-md);
            }
            .nav-toggle {
                display: flex;
            }
            .nav-cta {
                font-size: 0.8rem;
                padding: 8px 14px;
            }
            .brand-logo {
                font-size: 1.05rem;
                gap: 6px;
            }
            .brand-logo .logo-mark {
                width: 28px;
                height: 28px;
                font-size: 14px;
            }
            .cat-hero h1 {
                font-size: 2rem;
            }
            .featured-image-box {
                height: 280px;
            }
            .featured-image-box .featured-overlay {
                padding: 18px 20px;
            }
            .featured-image-box .featured-caption h2 {
                font-size: 1.25rem;
            }
            .grid-mixed {
                grid-template-columns: 1fr;
            }
            .grid-mixed .card-large,
            .grid-mixed .card-small {
                grid-column: span 1;
            }
            .long-text-box {
                padding: 22px 20px;
            }
            .team-data-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .team-data-list .list-item {
                flex-direction: column;
                gap: 4px;
                padding: 12px 16px;
            }
            .cta-box {
                padding: 32px 20px;
            }
            .cta-box h2 {
                font-size: 1.4rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
        }

        @media (max-width: 520px) {
            :root {
                --space-section: 36px;
            }
            .cat-hero h1 {
                font-size: 1.6rem;
            }
            .featured-image-box {
                height: 220px;
            }
            .featured-image-box .featured-caption h2 {
                font-size: 1.1rem;
            }
            .featured-image-box .featured-caption p {
                font-size: 0.85rem;
            }
            .team-data-grid {
                grid-template-columns: 1fr;
            }
            .cta-btn {
                font-size: 0.9rem;
                padding: 12px 24px;
            }
            .nav-cta {
                display: none;
            }
        }

/* roulang page: category6 */
:root {
            --color-primary: #0F1D19;
            --color-primary-light: #1A2D27;
            --color-accent: #C7F04A;
            --color-accent-gold: #D4AF37;
            --color-bg: #F5F2EA;
            --color-bg-white: #FFFFFF;
            --color-text: #1A2421;
            --color-text-soft: #4A5550;
            --color-text-muted: #6B7772;
            --color-border: rgba(0, 0, 0, 0.06);
            --color-border-strong: rgba(0, 0, 0, 0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --radius-full: 9999px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 24px 56px rgba(0, 0, 0, 0.16);
            --space-section: 80px;
            --space-card-gap: 24px;
            --font-sans: "阿里巴巴普惠体", "Source Han Sans SC", "PingFang SC", "微软雅黑", "Noto Sans SC", sans-serif;
            --font-numeric: "Oswald", "Roboto Condensed", "Arial Narrow", sans-serif;
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s ease;
            --transition-slow: 0.5s cubic-bezier(0.22, 1, 0.36, 1);
            --container-max: 1200px;
        }
        @media (max-width: 1024px) {
            :root { --space-section: 64px; }
        }
        @media (max-width: 640px) {
            :root { --space-section: 48px; }
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            font-size: 16px;
        }
        body {
            font-family: var(--font-sans);
            line-height: 1.8;
            color: var(--color-text);
            background-color: var(--color-bg);
            overflow-x: hidden;
            min-height: 100vh;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            border: none;
            outline: none;
            background: none;
        }
        button {
            cursor: pointer;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        textarea:focus-visible {
            outline: 3px solid var(--color-accent);
            outline-offset: 2px;
            border-radius: 4px;
        }
        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* Header / Nav */
        .site-header {
            position: fixed;
            top: 12px;
            left: 0;
            right: 0;
            z-index: 1000;
            pointer-events: none;
        }
        .site-header .nav-shell {
            pointer-events: auto;
            background-color: rgba(15, 29, 25, 0.82);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-radius: var(--radius-full);
            border: 1px solid rgba(255, 255, 255, 0.12);
            box-shadow: var(--shadow-lg);
            padding: 8px 12px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            transition: background-color var(--transition-base), box-shadow var(--transition-base);
        }
        .site-header .nav-shell:hover {
            background-color: rgba(15, 29, 25, 0.92);
            box-shadow: var(--shadow-xl);
        }
        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 1.25rem;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 0.02em;
            white-space: nowrap;
            flex-shrink: 0;
        }
        .brand-logo .logo-mark {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--color-accent), var(--color-accent-gold));
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: var(--color-primary);
            font-weight: 800;
            flex-shrink: 0;
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .nav-menu::-webkit-scrollbar {
            display: none;
        }
        .nav-menu a {
            color: rgba(255, 255, 255, 0.78);
            font-size: 0.875rem;
            font-weight: 500;
            padding: 8px 14px;
            border-radius: var(--radius-full);
            white-space: nowrap;
            transition: background-color var(--transition-fast), color var(--transition-fast);
            letter-spacing: 0.01em;
        }
        .nav-menu a:hover {
            background-color: rgba(255, 255, 255, 0.1);
            color: #FFFFFF;
        }
        .nav-menu a.active {
            background-color: rgba(199, 240, 74, 0.2);
            color: var(--color-accent);
            font-weight: 600;
        }
        .nav-cta {
            flex-shrink: 0;
            background-color: var(--color-accent);
            color: var(--color-primary);
            font-size: 0.875rem;
            font-weight: 700;
            padding: 8px 18px;
            border-radius: var(--radius-full);
            transition: background-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
            white-space: nowrap;
        }
        .nav-cta:hover {
            background-color: #D8FF6B;
            transform: translateY(-1px);
            box-shadow: 0 6px 18px rgba(199, 240, 74, 0.3);
        }
        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 6px;
            border-radius: var(--radius-sm);
            flex-shrink: 0;
        }
        .nav-toggle span {
            width: 22px;
            height: 2px;
            background-color: #FFFFFF;
            border-radius: 2px;
            transition: all var(--transition-base);
        }
        .nav-toggle.open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .nav-toggle.open span:nth-child(2) {
            opacity: 0;
        }
        .nav-toggle.open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* Breadcrumb */
        .breadcrumb-wrapper {
            padding-top: 100px;
            padding-bottom: 16px;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.875rem;
            color: var(--color-text-muted);
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--color-text-soft);
            transition: color var(--transition-fast);
        }
        .breadcrumb a:hover {
            color: var(--color-primary);
        }
        .breadcrumb .sep {
            color: var(--color-border-strong);
            user-select: none;
        }
        .breadcrumb .current {
            color: var(--color-primary);
            font-weight: 600;
        }

        /* Page Hero / Banner */
        .page-hero {
            position: relative;
            border-radius: var(--radius-xl);
            overflow: hidden;
            margin-bottom: var(--space-card-gap);
            background-color: var(--color-primary);
            min-height: 260px;
            display: flex;
            align-items: center;
        }
        .page-hero .hero-bg {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.45;
        }
        .page-hero .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 29, 25, 0.92) 0%, rgba(15, 29, 25, 0.55) 55%, rgba(15, 29, 25, 0.3) 100%);
        }
        .page-hero .hero-content {
            position: relative;
            z-index: 2;
            padding: 40px 36px;
            max-width: 680px;
        }
        .page-hero .hero-tag {
            display: inline-block;
            background-color: rgba(199, 240, 74, 0.18);
            color: var(--color-accent);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: var(--radius-full);
            letter-spacing: 0.06em;
            margin-bottom: 16px;
            border: 1px solid rgba(199, 240, 74, 0.3);
        }
        .page-hero h1 {
            font-size: 2.25rem;
            font-weight: 700;
            color: #FFFFFF;
            line-height: 1.3;
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }
        .page-hero .hero-desc {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.82);
            line-height: 1.8;
            max-width: 580px;
        }

        /* Section General */
        .section {
            padding-top: var(--space-section);
            padding-bottom: var(--space-section);
        }
        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.35;
            letter-spacing: 0.02em;
            margin-bottom: 12px;
        }
        .section-subtitle {
            font-size: 1.05rem;
            color: var(--color-text-soft);
            line-height: 1.8;
            max-width: 720px;
            margin-bottom: 32px;
        }
        .section-header {
            margin-bottom: 40px;
        }
        .section-header .section-title {
            margin-bottom: 8px;
        }
        .section-header .section-subtitle {
            margin-bottom: 0;
        }

        /* Alternating Image-Text Blocks */
        .alt-block {
            display: flex;
            align-items: center;
            gap: 40px;
            padding: 28px 0;
            border-bottom: 1px solid var(--color-border);
        }
        .alt-block:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }
        .alt-block .alt-media {
            flex: 0 0 42%;
            max-width: 42%;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            position: relative;
            aspect-ratio: 16/10;
            background-color: var(--color-bg);
        }
        .alt-block .alt-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .alt-block .alt-media:hover img {
            transform: scale(1.04);
        }
        .alt-block .alt-media .play-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            background-color: var(--color-accent);
            color: var(--color-primary);
            font-size: 0.7rem;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: var(--radius-full);
            letter-spacing: 0.05em;
            z-index: 2;
        }
        .alt-block .alt-body {
            flex: 1;
            min-width: 0;
        }
        .alt-block .alt-body .block-tag {
            display: inline-block;
            background-color: rgba(15, 29, 25, 0.06);
            color: var(--color-primary);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: var(--radius-full);
            margin-bottom: 10px;
            letter-spacing: 0.03em;
        }
        .alt-block .alt-body h3 {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.4;
            margin-bottom: 10px;
            letter-spacing: 0.01em;
        }
        .alt-block .alt-body p {
            font-size: 0.95rem;
            color: var(--color-text-soft);
            line-height: 1.8;
            margin-bottom: 14px;
        }
        .alt-block .alt-body .alt-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 0.8rem;
            color: var(--color-text-muted);
            flex-wrap: wrap;
        }
        .alt-block .alt-body .alt-meta span {
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }
        .alt-block.reverse {
            flex-direction: row-reverse;
        }

        /* Highlight List */
        .highlight-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .highlight-list li {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            padding: 14px 0;
            border-bottom: 1px solid var(--color-border);
            font-size: 0.95rem;
            color: var(--color-text-soft);
            line-height: 1.7;
        }
        .highlight-list li:last-child {
            border-bottom: none;
        }
        .highlight-list li .li-icon {
            flex-shrink: 0;
            width: 22px;
            height: 22px;
            border-radius: 50%;
            background-color: rgba(199, 240, 74, 0.25);
            color: var(--color-primary);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 0.7rem;
            font-weight: 800;
            margin-top: 2px;
        }

        /* Deep Content Card */
        .deep-content-card {
            background-color: var(--color-bg-white);
            border-radius: var(--radius-xl);
            padding: 36px 40px;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--color-border);
        }
        .deep-content-card h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 16px;
            line-height: 1.4;
        }
        .deep-content-card p {
            font-size: 0.95rem;
            color: var(--color-text-soft);
            line-height: 1.9;
            margin-bottom: 12px;
        }
        .deep-content-card p:last-child {
            margin-bottom: 0;
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background-color: var(--color-bg-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            overflow: hidden;
            transition: box-shadow var(--transition-base), border-color var(--transition-base);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-sm);
            border-color: var(--color-border-strong);
        }
        .faq-item .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 22px;
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--color-text);
            text-align: left;
            transition: background-color var(--transition-fast);
            border-radius: var(--radius-md);
        }
        .faq-item .faq-question:hover {
            background-color: rgba(15, 29, 25, 0.03);
        }
        .faq-item .faq-question .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background-color: rgba(15, 29, 25, 0.06);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--color-primary);
            transition: transform var(--transition-base);
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
            background-color: rgba(199, 240, 74, 0.3);
        }
        .faq-item .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-base);
            padding: 0 22px;
            font-size: 0.9rem;
            color: var(--color-text-soft);
            line-height: 1.8;
        }
        .faq-item.open .faq-answer {
            max-height: 500px;
            padding: 0 22px 20px 22px;
        }

        /* CTA */
        .cta-section {
            background-color: var(--color-primary);
            border-radius: var(--radius-xl);
            padding: 48px 40px;
            position: relative;
            overflow: hidden;
        }
        .cta-section .cta-bg-pattern {
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at top right, rgba(199, 240, 74, 0.12), transparent 55%), radial-gradient(ellipse at bottom left, rgba(212, 175, 55, 0.1), transparent 50%);
            pointer-events: none;
        }
        .cta-section .cta-content {
            position: relative;
            z-index: 2;
            max-width: 600px;
        }
        .cta-section h2 {
            font-size: 1.6rem;
            font-weight: 700;
            color: #FFFFFF;
            line-height: 1.4;
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }
        .cta-section p {
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.78);
            line-height: 1.8;
            margin-bottom: 24px;
        }
        .cta-section .cta-buttons {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 24px;
            border-radius: var(--radius-full);
            font-size: 0.9rem;
            font-weight: 700;
            letter-spacing: 0.02em;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .cta-btn.primary {
            background-color: var(--color-accent);
            color: var(--color-primary);
        }
        .cta-btn.primary:hover {
            background-color: #D8FF6B;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(199, 240, 74, 0.35);
        }
        .cta-btn.secondary {
            background-color: transparent;
            color: #FFFFFF;
            border: 1px solid rgba(255, 255, 255, 0.3);
        }
        .cta-btn.secondary:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background-color: rgba(199, 240, 74, 0.08);
        }

        /* Footer */
        .site-footer {
            background-color: var(--color-primary);
            color: rgba(255, 255, 255, 0.75);
            padding-top: 56px;
            padding-bottom: 24px;
            margin-top: var(--space-section);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-brand .brand-logo {
            margin-bottom: 14px;
        }
        .footer-brand p {
            font-size: 0.85rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.62);
            max-width: 320px;
        }
        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 14px;
            letter-spacing: 0.04em;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col ul li a {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.62);
            transition: color var(--transition-fast);
            display: inline-block;
        }
        .footer-col ul li a:hover {
            color: var(--color-accent);
        }
        .footer-bottom {
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom p {
            margin: 0;
        }
        .footer-links {
            display: flex;
            gap: 18px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.62);
            font-size: 0.8rem;
            transition: color var(--transition-fast);
        }
        .footer-links a:hover {
            color: var(--color-accent);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .alt-block {
                gap: 28px;
            }
            .alt-block .alt-media {
                flex: 0 0 45%;
                max-width: 45%;
            }
        }
        @media (max-width: 768px) {
            .nav-menu {
                display: none;
            }
            .nav-menu.open {
                display: flex;
                flex-direction: column;
                align-items: stretch;
                position: absolute;
                top: 58px;
                left: 0;
                right: 0;
                background-color: rgba(15, 29, 25, 0.96);
                backdrop-filter: blur(18px);
                -webkit-backdrop-filter: blur(18px);
                border-radius: var(--radius-lg);
                padding: 16px;
                gap: 6px;
                box-shadow: var(--shadow-xl);
                border: 1px solid rgba(255, 255, 255, 0.12);
            }
            .nav-menu.open a {
                padding: 12px 16px;
                font-size: 0.9rem;
            }
            .nav-toggle {
                display: flex;
            }
            .nav-cta {
                display: none;
            }
            .site-header .nav-shell {
                padding: 8px 10px;
            }
            .page-hero {
                min-height: 220px;
            }
            .page-hero .hero-content {
                padding: 28px 24px;
            }
            .page-hero h1 {
                font-size: 1.7rem;
            }
            .page-hero .hero-desc {
                font-size: 0.9rem;
            }
            .alt-block,
            .alt-block.reverse {
                flex-direction: column;
                gap: 20px;
                padding: 20px 0;
            }
            .alt-block .alt-media {
                flex: 1 1 auto;
                max-width: 100%;
                width: 100%;
                aspect-ratio: 16/9;
            }
            .deep-content-card {
                padding: 24px 20px;
            }
            .cta-section {
                padding: 32px 24px;
            }
            .cta-section h2 {
                font-size: 1.3rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .breadcrumb-wrapper {
                padding-top: 84px;
            }
        }
        @media (max-width: 640px) {
            .page-hero .hero-content {
                padding: 22px 18px;
            }
            .page-hero h1 {
                font-size: 1.45rem;
            }
            .section-header {
                margin-bottom: 24px;
            }
            .alt-block .alt-body h3 {
                font-size: 1.15rem;
            }
            .cta-buttons {
                flex-direction: column;
                gap: 8px;
            }
            .cta-btn {
                width: 100%;
                justify-content: center;
            }
        }

/* roulang page: category5 */
:root {
            --color-primary: #0F1D19;
            --color-primary-light: #1A2D27;
            --color-accent: #C7F04A;
            --color-accent-gold: #D4AF37;
            --color-bg: #F5F2EA;
            --color-bg-white: #FFFFFF;
            --color-text: #1A2421;
            --color-text-soft: #4A5550;
            --color-text-muted: #6B7772;
            --color-border: rgba(0, 0, 0, 0.06);
            --color-border-strong: rgba(0, 0, 0, 0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --radius-full: 9999px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 24px 56px rgba(0, 0, 0, 0.16);
            --space-section: 80px;
            --space-card-gap: 24px;
            --font-sans: "阿里巴巴普惠体", "Source Han Sans SC", "PingFang SC", "微软雅黑", "Noto Sans SC", sans-serif;
            --font-numeric: "Oswald", "Roboto Condensed", "Arial Narrow", sans-serif;
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s ease;
            --transition-slow: 0.5s cubic-bezier(0.22, 1, 0.36, 1);
            --container-max: 1200px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            font-size: 16px;
        }

        body {
            font-family: var(--font-sans);
            line-height: 1.8;
            color: var(--color-text);
            background-color: var(--color-bg);
            overflow-x: hidden;
            min-height: 100vh;
        }

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

        a:hover {
            text-decoration: none;
        }

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

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

        button {
            cursor: pointer;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        textarea:focus-visible {
            outline: 3px solid var(--color-accent);
            outline-offset: 2px;
            border-radius: 4px;
        }

        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ========== NAV / HEADER ========== */
        .site-header {
            position: fixed;
            top: 12px;
            left: 0;
            right: 0;
            z-index: 1000;
            pointer-events: none;
        }

        .site-header .nav-shell {
            pointer-events: auto;
            background-color: rgba(15, 29, 25, 0.82);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-radius: var(--radius-full);
            border: 1px solid rgba(255, 255, 255, 0.12);
            box-shadow: var(--shadow-lg);
            padding: 8px 12px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            transition: background-color var(--transition-base), box-shadow var(--transition-base);
        }

        .site-header .nav-shell:hover {
            background-color: rgba(15, 29, 25, 0.92);
            box-shadow: var(--shadow-xl);
        }

        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 1.25rem;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 0.02em;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .brand-logo .logo-mark {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--color-accent), var(--color-accent-gold));
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: var(--color-primary);
            font-weight: 800;
            flex-shrink: 0;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .nav-menu::-webkit-scrollbar {
            display: none;
        }

        .nav-menu a {
            color: rgba(255, 255, 255, 0.78);
            font-size: 0.875rem;
            font-weight: 500;
            padding: 8px 14px;
            border-radius: var(--radius-full);
            white-space: nowrap;
            transition: background-color var(--transition-fast), color var(--transition-fast);
            letter-spacing: 0.01em;
        }

        .nav-menu a:hover {
            background-color: rgba(255, 255, 255, 0.1);
            color: #FFFFFF;
        }

        .nav-menu a.active {
            background-color: rgba(199, 240, 74, 0.2);
            color: var(--color-accent);
            font-weight: 600;
        }

        .nav-cta {
            flex-shrink: 0;
            background-color: var(--color-accent);
            color: var(--color-primary) !important;
            font-size: 0.875rem;
            font-weight: 600;
            padding: 8px 18px;
            border-radius: var(--radius-full);
            white-space: nowrap;
            transition: background-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
            letter-spacing: 0.01em;
        }

        .nav-cta:hover {
            background-color: #D8F76A;
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

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

        .nav-toggle:hover {
            background-color: rgba(255, 255, 255, 0.1);
        }

        .nav-toggle span {
            width: 22px;
            height: 2px;
            background-color: #FFFFFF;
            border-radius: 2px;
            transition: transform var(--transition-fast), opacity var(--transition-fast);
        }

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

        @media (max-width: 1024px) {
            .nav-menu {
                display: none;
                position: absolute;
                top: 64px;
                left: 12px;
                right: 12px;
                flex-direction: column;
                align-items: stretch;
                background-color: rgba(15, 29, 25, 0.96);
                border-radius: var(--radius-lg);
                border: 1px solid rgba(255, 255, 255, 0.12);
                box-shadow: var(--shadow-xl);
                padding: 16px;
                gap: 6px;
                overflow-y: auto;
                max-height: calc(100vh - 120px);
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu a {
                padding: 12px 16px;
                font-size: 1rem;
                width: 100%;
            }
            .nav-cta {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
        }

        /* ========== BREADCRUMB ========== */
        .breadcrumb-section {
            padding-top: 120px;
            padding-bottom: 16px;
            background-color: var(--color-bg);
        }

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

        .breadcrumb a {
            color: var(--color-text-soft);
            transition: color var(--transition-fast);
        }

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

        .breadcrumb .separator {
            color: var(--color-text-muted);
            font-size: 0.75rem;
        }

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

        /* ========== CATEGORY HERO ========== */
        .category-hero {
            padding: 40px 0 56px;
            background-color: var(--color-bg);
        }

        .category-hero .hero-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 40px;
            align-items: center;
        }

        .category-hero h1 {
            font-size: 2.5rem;
            font-weight: 700;
            line-height: 1.3;
            color: var(--color-primary);
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }

        .category-hero .hero-desc {
            font-size: 1.0625rem;
            line-height: 1.9;
            color: var(--color-text-soft);
            margin-bottom: 24px;
            max-width: 620px;
        }

        .category-hero .hero-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 24px;
        }

        .category-hero .hero-tags span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.8125rem;
            font-weight: 500;
            color: var(--color-text-soft);
            background-color: var(--color-bg-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-full);
            padding: 6px 14px;
            transition: border-color var(--transition-fast), background-color var(--transition-fast);
        }

        .category-hero .hero-tags span:hover {
            border-color: var(--color-primary);
            background-color: rgba(15, 29, 25, 0.04);
        }

        .category-hero .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

        .category-hero .hero-image-wrap {
            position: relative;
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }

        .category-hero .hero-image-wrap img {
            width: 100%;
            height: 380px;
            object-fit: cover;
            border-radius: var(--radius-xl);
            transition: transform var(--transition-slow);
        }

        .category-hero .hero-image-wrap:hover img {
            transform: scale(1.03);
        }

        .category-hero .hero-image-wrap::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(15, 29, 25, 0.6) 0%, transparent 50%);
            border-radius: var(--radius-xl);
            pointer-events: none;
        }

        .category-hero .hero-image-caption {
            position: absolute;
            bottom: 16px;
            left: 20px;
            right: 20px;
            z-index: 2;
            color: #FFFFFF;
            font-size: 0.875rem;
            font-weight: 500;
            letter-spacing: 0.01em;
            text-shadow: 0 1px 4px rgba(0, 0, 0, 0.4);
        }

        /* ========== BUTTONS ========== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 24px;
            border-radius: var(--radius-full);
            font-size: 0.9375rem;
            font-weight: 600;
            letter-spacing: 0.01em;
            transition: all var(--transition-base);
            white-space: nowrap;
            cursor: pointer;
        }

        .btn-primary {
            background-color: var(--color-primary);
            color: #FFFFFF;
            box-shadow: var(--shadow-sm);
        }

        .btn-primary:hover {
            background-color: var(--color-primary-light);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
            color: #FFFFFF;
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: var(--shadow-sm);
        }

        .btn-accent {
            background-color: var(--color-accent);
            color: var(--color-primary);
            box-shadow: var(--shadow-sm);
        }

        .btn-accent:hover {
            background-color: #D8F76A;
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

        .btn-outline {
            background-color: transparent;
            color: var(--color-primary);
            border: 1.5px solid var(--color-primary);
        }

        .btn-outline:hover {
            background-color: rgba(15, 29, 25, 0.06);
            transform: translateY(-2px);
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 0.8125rem;
        }

        .btn-lg {
            padding: 14px 32px;
            font-size: 1rem;
        }

        /* ========== SECTION COMMON ========== */
        .section {
            padding: var(--space-section) 0;
        }

        .section-header {
            margin-bottom: 40px;
        }

        .section-header h2 {
            font-size: 1.875rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.35;
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }

        .section-header p {
            font-size: 1rem;
            color: var(--color-text-soft);
            line-height: 1.85;
            max-width: 720px;
        }

        .section-label {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--color-primary);
            background-color: rgba(199, 240, 74, 0.3);
            border-radius: var(--radius-full);
            padding: 4px 12px;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            margin-bottom: 12px;
        }

        /* ========== DATA DASHBOARD ========== */
        .data-dashboard {
            background-color: var(--color-primary);
            border-radius: var(--radius-xl);
            padding: 48px 40px;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-xl);
            margin-bottom: 64px;
        }

        .data-dashboard::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 260px;
            height: 260px;
            border-radius: 50%;
            background: rgba(199, 240, 74, 0.08);
            pointer-events: none;
        }

        .data-dashboard::after {
            content: '';
            position: absolute;
            bottom: -80px;
            left: -40px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(212, 175, 55, 0.06);
            pointer-events: none;
        }

        .data-dashboard .dashboard-header {
            display: flex;
            align-items: flex-start;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 36px;
            position: relative;
            z-index: 1;
        }

        .data-dashboard .dashboard-header h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: #FFFFFF;
            line-height: 1.4;
        }

        .data-dashboard .dashboard-header p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.9375rem;
            line-height: 1.7;
            max-width: 480px;
        }

        .data-dashboard .dashboard-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            position: relative;
            z-index: 1;
        }

        .data-card {
            background-color: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-lg);
            padding: 24px 20px;
            text-align: center;
            transition: background-color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
        }

        .data-card:hover {
            background-color: rgba(255, 255, 255, 0.1);
            border-color: rgba(199, 240, 74, 0.3);
            transform: translateY(-3px);
        }

        .data-card .data-number {
            font-family: var(--font-numeric);
            font-size: 2.75rem;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1.2;
            letter-spacing: -0.02em;
            margin-bottom: 6px;
        }

        .data-card .data-unit {
            font-size: 0.9375rem;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.6);
            display: block;
            margin-bottom: 10px;
        }

        .data-card .data-label {
            font-size: 0.8125rem;
            color: rgba(255, 255, 255, 0.75);
            font-weight: 500;
            line-height: 1.5;
        }

        .data-card .data-trend {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--color-accent);
            margin-top: 8px;
        }

        .data-card .data-trend.up {
            color: var(--color-accent);
        }
        .data-card .data-trend.down {
            color: #F0A8A8;
        }

        /* ========== LIST SECTION ========== */
        .list-section {
            padding: var(--space-section) 0;
            background-color: var(--color-bg);
        }

        .list-section .list-layout {
            display: grid;
            grid-template-columns: 1fr;
            gap: 0;
        }

        .list-item {
            display: flex;
            align-items: flex-start;
            gap: 20px;
            padding: 24px 0;
            border-bottom: 1px solid var(--color-border);
            transition: background-color var(--transition-fast), padding-left var(--transition-fast);
            border-radius: var(--radius-sm);
        }

        .list-item:hover {
            background-color: rgba(255, 255, 255, 0.6);
            padding-left: 16px;
        }

        .list-item .item-date {
            flex-shrink: 0;
            min-width: 72px;
            text-align: center;
            background-color: var(--color-bg-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 10px 8px;
            box-shadow: var(--shadow-sm);
        }

        .list-item .item-date .day {
            font-family: var(--font-numeric);
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.2;
            display: block;
        }

        .list-item .item-date .month {
            font-size: 0.75rem;
            color: var(--color-text-muted);
            font-weight: 500;
            letter-spacing: 0.04em;
        }

        .list-item .item-content {
            flex: 1;
            min-width: 0;
        }

        .list-item .item-content h3 {
            font-size: 1.125rem;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 8px;
            line-height: 1.45;
        }

        .list-item .item-content p {
            font-size: 0.9375rem;
            color: var(--color-text-soft);
            line-height: 1.75;
            margin-bottom: 12px;
        }

        .list-item .item-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 0.8125rem;
            color: var(--color-text-muted);
        }

        .list-item .item-meta span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .list-item .item-link {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--color-primary);
            transition: color var(--transition-fast);
        }

        .list-item .item-link:hover {
            color: var(--color-text-soft);
        }

        .list-item .item-image {
            flex-shrink: 0;
            width: 120px;
            height: 80px;
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }

        .list-item .item-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-md);
            transition: transform var(--transition-fast);
        }

        .list-item:hover .item-image img {
            transform: scale(1.05);
        }

        /* ========== DEEP CONTENT ========== */
        .deep-content {
            padding: var(--space-section) 0;
            background-color: var(--color-bg-white);
        }

        .deep-content .content-wrapper {
            max-width: 880px;
            margin: 0 auto;
        }

        .deep-content h2 {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 20px;
            line-height: 1.4;
        }

        .deep-content p {
            font-size: 1rem;
            line-height: 1.9;
            color: var(--color-text-soft);
            margin-bottom: 18px;
            text-align: justify;
        }

        .deep-content p:last-child {
            margin-bottom: 0;
        }

        .deep-content .highlight-box {
            background-color: rgba(199, 240, 74, 0.12);
            border-left: 4px solid var(--color-accent);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            margin: 28px 0;
            font-size: 1rem;
            line-height: 1.85;
            color: var(--color-text);
        }

        .deep-content .highlight-box strong {
            color: var(--color-primary);
        }

        /* ========== FAQ ========== */
        .faq-section {
            padding: var(--space-section) 0;
            background-color: var(--color-bg);
        }

        .faq-section .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 820px;
            margin: 0 auto;
        }

        .faq-item {
            background-color: var(--color-bg-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: box-shadow var(--transition-fast), border-color var(--transition-fast);
        }

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

        .faq-item.open {
            border-color: rgba(15, 29, 25, 0.2);
            box-shadow: var(--shadow-md);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 20px;
            cursor: pointer;
            transition: background-color var(--transition-fast);
            user-select: none;
        }

        .faq-question:hover {
            background-color: rgba(15, 29, 25, 0.03);
        }

        .faq-question h3 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-primary);
            margin: 0;
            flex: 1;
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background-color: rgba(15, 29, 25, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            transition: transform var(--transition-fast), background-color var(--transition-fast);
        }

        .faq-question .faq-icon::before,
        .faq-question .faq-icon::after {
            content: '';
            position: absolute;
            background-color: var(--color-primary);
            border-radius: 2px;
            transition: transform var(--transition-fast);
        }

        .faq-question .faq-icon::before {
            width: 12px;
            height: 2px;
        }

        .faq-question .faq-icon::after {
            width: 2px;
            height: 12px;
        }

        .faq-item.open .faq-icon {
            transform: rotate(90deg);
            background-color: rgba(199, 240, 74, 0.4);
        }

        .faq-item.open .faq-icon::after {
            transform: scaleX(0);
        }

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

        .faq-item.open .faq-answer {
            max-height: 400px;
        }

        .faq-answer-inner {
            padding: 0 20px 20px;
            font-size: 0.9375rem;
            line-height: 1.8;
            color: var(--color-text-soft);
        }

        /* ========== CTA ========== */
        .cta-section {
            padding: var(--space-section) 0;
            background-color: var(--color-bg);
        }

        .cta-card {
            background-color: var(--color-primary);
            border-radius: var(--radius-xl);
            padding: 56px 48px;
            text-align: center;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-xl);
        }

        .cta-card::before {
            content: '';
            position: absolute;
            top: -80px;
            left: 50%;
            transform: translateX(-50%);
            width: 480px;
            height: 480px;
            border-radius: 50%;
            background: rgba(199, 240, 74, 0.06);
            pointer-events: none;
        }

        .cta-card h2 {
            font-size: 2rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 14px;
            letter-spacing: -0.01em;
            position: relative;
            z-index: 1;
        }

        .cta-card p {
            font-size: 1.0625rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.75);
            max-width: 620px;
            margin: 0 auto 28px;
            position: relative;
            z-index: 1;
        }

        .cta-card .cta-actions {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 12px;
            position: relative;
            z-index: 1;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background-color: var(--color-primary);
            padding: 56px 0 28px;
            color: rgba(255, 255, 255, 0.75);
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .site-footer .footer-brand .brand-logo {
            margin-bottom: 14px;
            font-size: 1.25rem;
        }

        .site-footer .footer-brand p {
            font-size: 0.875rem;
            line-height: 1.75;
            color: rgba(255, 255, 255, 0.6);
            max-width: 360px;
        }

        .site-footer .footer-col h4 {
            font-size: 0.875rem;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 14px;
            letter-spacing: 0.04em;
        }

        .site-footer .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .site-footer .footer-col ul a {
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition-fast);
        }

        .site-footer .footer-col ul a:hover {
            color: var(--color-accent);
        }

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.8125rem;
            color: rgba(255, 255, 255, 0.5);
        }

        .site-footer .footer-links {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        .site-footer .footer-links a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.8125rem;
            transition: color var(--transition-fast);
        }

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

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .category-hero .hero-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .category-hero .hero-image-wrap img {
                height: 280px;
            }
            .data-dashboard .dashboard-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }

        @media (max-width: 768px) {
            .category-hero {
                padding: 28px 0 40px;
            }
            .category-hero h1 {
                font-size: 1.75rem;
            }
            .category-hero .hero-desc {
                font-size: 0.9375rem;
            }
            .data-dashboard {
                padding: 32px 20px;
                border-radius: var(--radius-lg);
            }
            .data-dashboard .dashboard-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .data-card .data-number {
                font-size: 2rem;
            }
            .list-item {
                flex-direction: column;
                gap: 12px;
                padding: 18px 0;
            }
            .list-item .item-image {
                width: 100%;
                height: 160px;
                order: -1;
            }
            .cta-card {
                padding: 36px 20px;
            }
            .cta-card h2 {
                font-size: 1.5rem;
            }
            .section {
                padding: 48px 0;
            }
            .section-header h2 {
                font-size: 1.5rem;
            }
        }

        @media (max-width: 520px) {
            .breadcrumb-section {
                padding-top: 96px;
            }
            .category-hero h1 {
                font-size: 1.5rem;
            }
            .data-dashboard .dashboard-grid {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .data-card {
                padding: 18px 14px;
            }
            .data-card .data-number {
                font-size: 1.75rem;
            }
            .deep-content h2 {
                font-size: 1.375rem;
            }
            .faq-question {
                padding: 14px 16px;
            }
            .faq-question h3 {
                font-size: 0.9375rem;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                text-align: left;
            }
            .btn {
                padding: 10px 18px;
                font-size: 0.875rem;
            }
            .btn-lg {
                padding: 12px 24px;
            }
        }

@keyframes pulse {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.4; }
        }

/* roulang page: category7 */
:root {
            --color-primary: #0F1D19;
            --color-primary-light: #1A2D27;
            --color-accent: #C7F04A;
            --color-accent-gold: #D4AF37;
            --color-bg: #F5F2EA;
            --color-bg-white: #FFFFFF;
            --color-text: #1A2421;
            --color-text-soft: #4A5550;
            --color-text-muted: #6B7772;
            --color-border: rgba(0, 0, 0, 0.06);
            --color-border-strong: rgba(0, 0, 0, 0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --radius-full: 9999px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 24px 56px rgba(0, 0, 0, 0.16);
            --space-section: 80px;
            --space-card-gap: 24px;
            --font-sans: "阿里巴巴普惠体", "Source Han Sans SC", "PingFang SC", "微软雅黑", "Noto Sans SC", sans-serif;
            --font-numeric: "Oswald", "Roboto Condensed", "Arial Narrow", sans-serif;
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s ease;
            --transition-slow: 0.5s cubic-bezier(0.22, 1, 0.36, 1);
            --container-max: 1200px;
        }

        @media (max-width: 1024px) {
            :root {
                --space-section: 64px;
            }
        }

        @media (max-width: 640px) {
            :root {
                --space-section: 48px;
            }
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            font-size: 16px;
        }

        body {
            font-family: var(--font-sans);
            line-height: 1.8;
            color: var(--color-text);
            background-color: var(--color-bg);
            overflow-x: hidden;
            min-height: 100vh;
        }

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

        a:hover {
            text-decoration: none;
        }

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

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

        button {
            cursor: pointer;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        textarea:focus-visible {
            outline: 3px solid var(--color-accent);
            outline-offset: 2px;
            border-radius: 4px;
        }

        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ========== NAV / HEADER ========== */
        .site-header {
            position: fixed;
            top: 12px;
            left: 0;
            right: 0;
            z-index: 1000;
            pointer-events: none;
        }

        .site-header .nav-shell {
            pointer-events: auto;
            background-color: rgba(15, 29, 25, 0.82);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-radius: var(--radius-full);
            border: 1px solid rgba(255, 255, 255, 0.12);
            box-shadow: var(--shadow-lg);
            padding: 8px 12px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            transition: background-color var(--transition-base), box-shadow var(--transition-base);
        }

        .site-header .nav-shell:hover {
            background-color: rgba(15, 29, 25, 0.92);
            box-shadow: var(--shadow-xl);
        }

        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 1.25rem;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 0.02em;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .brand-logo .logo-mark {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--color-accent), var(--color-accent-gold));
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: var(--color-primary);
            font-weight: 800;
            flex-shrink: 0;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .nav-menu::-webkit-scrollbar {
            display: none;
        }

        .nav-menu a {
            color: rgba(255, 255, 255, 0.78);
            font-size: 0.875rem;
            font-weight: 500;
            padding: 8px 14px;
            border-radius: var(--radius-full);
            white-space: nowrap;
            transition: background-color var(--transition-fast), color var(--transition-fast);
            letter-spacing: 0.01em;
        }

        .nav-menu a:hover {
            background-color: rgba(255, 255, 255, 0.1);
            color: #FFFFFF;
        }

        .nav-menu a.active {
            background-color: rgba(199, 240, 74, 0.2);
            color: var(--color-accent);
            font-weight: 600;
        }

        .nav-cta {
            flex-shrink: 0;
            background-color: var(--color-accent);
            color: var(--color-primary);
            font-size: 0.875rem;
            font-weight: 600;
            padding: 9px 20px;
            border-radius: var(--radius-full);
            white-space: nowrap;
            transition: background-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
            box-shadow: 0 2px 8px rgba(199, 240, 74, 0.25);
        }

        .nav-cta:hover {
            background-color: #b8e23a;
            box-shadow: 0 6px 20px rgba(199, 240, 74, 0.4);
            transform: translateY(-1px);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: var(--radius-sm);
            pointer-events: auto;
        }

        .nav-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background-color: #FFFFFF;
            border-radius: 2px;
            transition: transform var(--transition-fast), opacity var(--transition-fast);
        }

        .nav-toggle.open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

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

        .nav-toggle.open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* ========== BREADCRUMB ========== */
        .breadcrumb-bar {
            padding-top: 100px;
            padding-bottom: 20px;
            background-color: var(--color-bg);
        }

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

        .breadcrumb a {
            color: var(--color-text-soft);
            transition: color var(--transition-fast);
        }

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

        .breadcrumb .sep {
            color: var(--color-text-muted);
            opacity: 0.6;
        }

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

        /* ========== PAGE HEADER ========== */
        .page-header-section {
            background-color: var(--color-bg);
            padding: 40px 0 60px;
        }

        .page-header-content {
            display: flex;
            flex-direction: column;
            gap: 20px;
            max-width: 800px;
        }

        .page-header-content h1 {
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.3;
            letter-spacing: -0.01em;
        }

        .page-header-content p {
            font-size: 1.0625rem;
            color: var(--color-text-soft);
            line-height: 1.9;
        }

        .page-header-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 8px;
        }

        .page-header-tags .tag {
            background-color: var(--color-bg-white);
            border: 1px solid var(--color-border);
            color: var(--color-text-soft);
            font-size: 0.8125rem;
            padding: 6px 14px;
            border-radius: var(--radius-full);
            transition: all var(--transition-fast);
        }

        .page-header-tags .tag:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
            background-color: rgba(15, 29, 25, 0.04);
        }

        /* ========== FILTER PILLS ========== */
        .filter-section {
            padding: 30px 0 40px;
            background-color: var(--color-bg);
        }

        .filter-shell {
            background-color: var(--color-bg-white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            padding: 24px 28px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 10px;
        }

        .filter-label {
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--color-primary);
            margin-right: 8px;
            white-space: nowrap;
        }

        .filter-pills {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            flex: 1;
        }

        .filter-pill {
            background-color: var(--color-bg);
            border: 1px solid var(--color-border);
            color: var(--color-text-soft);
            font-size: 0.8125rem;
            padding: 7px 16px;
            border-radius: var(--radius-full);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .filter-pill:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
            background-color: rgba(15, 29, 25, 0.04);
        }

        .filter-pill.active {
            background-color: var(--color-primary);
            color: #FFFFFF;
            border-color: var(--color-primary);
            font-weight: 500;
        }

        /* ========== CARDS GRID ========== */
        .cards-section {
            padding: 40px 0 var(--space-section);
            background-color: var(--color-bg);
        }

        .cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--space-card-gap);
        }

        .interact-card {
            background-color: var(--color-bg-white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            display: flex;
            flex-direction: column;
            transition: box-shadow var(--transition-base), transform var(--transition-base);
        }

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

        .interact-card .card-img {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
        }

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

        .interact-card:hover .card-img img {
            transform: scale(1.05);
        }

        .interact-card .card-img .badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background-color: var(--color-primary);
            color: var(--color-accent);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 5px 12px;
            border-radius: var(--radius-full);
            letter-spacing: 0.02em;
        }

        .interact-card .card-body {
            padding: 24px 24px 28px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .interact-card .card-body h3 {
            font-size: 1.125rem;
            font-weight: 600;
            color: var(--color-primary);
            line-height: 1.5;
        }

        .interact-card .card-body p {
            font-size: 0.9375rem;
            color: var(--color-text-soft);
            line-height: 1.8;
            flex: 1;
        }

        .interact-card .card-footer-link {
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--color-primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: color var(--transition-fast);
        }

        .interact-card .card-footer-link:hover {
            color: var(--color-text-muted);
        }

        .interact-card .card-footer-link .arrow {
            transition: transform var(--transition-fast);
        }

        .interact-card .card-footer-link:hover .arrow {
            transform: translateX(4px);
        }

        /* ========== LONG SUMMARY ========== */
        .long-summary-section {
            padding: var(--space-section) 0;
            background-color: var(--color-bg-white);
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
        }

        .long-summary-wrapper {
            max-width: 800px;
            margin: 0 auto;
        }

        .long-summary-wrapper h2 {
            font-size: 1.875rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 24px;
            line-height: 1.4;
            text-align: left;
        }

        .long-summary-wrapper .summary-text {
            font-size: 1rem;
            color: var(--color-text-soft);
            line-height: 2;
        }

        .long-summary-wrapper .summary-text p {
            margin-bottom: 20px;
        }

        .long-summary-wrapper .summary-text p:last-child {
            margin-bottom: 0;
        }

        .long-summary-wrapper .summary-text strong {
            color: var(--color-primary);
            font-weight: 600;
        }

        /* ========== FAQ ========== */
        .faq-section {
            padding: var(--space-section) 0;
            background-color: var(--color-bg);
        }

        .section-heading {
            text-align: center;
            max-width: 640px;
            margin: 0 auto 48px;
        }

        .section-heading h2 {
            font-size: 1.875rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 12px;
            line-height: 1.4;
        }

        .section-heading p {
            font-size: 1rem;
            color: var(--color-text-soft);
            line-height: 1.9;
        }

        .faq-list {
            max-width: 760px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background-color: var(--color-bg-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: box-shadow var(--transition-fast), border-color var(--transition-fast);
        }

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

        .faq-item.open {
            border-color: var(--color-primary);
            box-shadow: var(--shadow-md);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 24px;
            text-align: left;
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-primary);
            transition: color var(--transition-fast);
        }

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

        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background-color: var(--color-bg);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: var(--color-text-soft);
            transition: transform var(--transition-base), background-color var(--transition-fast), color var(--transition-fast);
            font-size: 1.125rem;
        }

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

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

        .faq-answer-inner {
            padding: 0 24px 20px;
            font-size: 0.9375rem;
            color: var(--color-text-soft);
            line-height: 1.9;
        }

        /* ========== CTA ========== */
        .cta-section {
            padding: var(--space-section) 0;
            background-color: var(--color-primary);
        }

        .cta-box {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }

        .cta-box h2 {
            font-size: 1.75rem;
            font-weight: 700;
            color: #FFFFFF;
            line-height: 1.4;
            margin-bottom: 8px;
        }

        .cta-box p {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.8;
        }

        .cta-buttons {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            flex-shrink: 0;
        }

        .btn-primary-cta {
            background-color: var(--color-accent);
            color: var(--color-primary);
            font-size: 0.9375rem;
            font-weight: 600;
            padding: 14px 28px;
            border-radius: var(--radius-full);
            transition: background-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
            box-shadow: 0 4px 16px rgba(199, 240, 74, 0.3);
            white-space: nowrap;
        }

        .btn-primary-cta:hover {
            background-color: #b8e23a;
            box-shadow: 0 8px 28px rgba(199, 240, 74, 0.45);
            transform: translateY(-2px);
        }

        .btn-secondary-cta {
            background-color: transparent;
            color: #FFFFFF;
            border: 1px solid rgba(255, 255, 255, 0.3);
            font-size: 0.9375rem;
            font-weight: 500;
            padding: 14px 28px;
            border-radius: var(--radius-full);
            transition: background-color var(--transition-fast), border-color var(--transition-fast);
            white-space: nowrap;
        }

        .btn-secondary-cta:hover {
            background-color: rgba(255, 255, 255, 0.1);
            border-color: rgba(255, 255, 255, 0.5);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background-color: var(--color-primary);
            padding: 60px 0 30px;
            color: rgba(255, 255, 255, 0.7);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-brand .brand-logo {
            margin-bottom: 16px;
        }

        .footer-brand p {
            font-size: 0.875rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.65);
            max-width: 320px;
        }

        .footer-col h4 {
            font-size: 0.9375rem;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 16px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-col ul a {
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.65);
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
        }

        .footer-links {
            display: flex;
            gap: 20px;
            align-items: center;
            flex-wrap: wrap;
        }

        .footer-links a {
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.65);
            transition: color var(--transition-fast);
        }

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

        .footer-bottom p {
            font-size: 0.8125rem;
            color: rgba(255, 255, 255, 0.5);
        }

        /* ========== MOBILE NAV DRAWER ========== */
        .nav-drawer {
            display: none;
            position: fixed;
            top: 0;
            right: 0;
            bottom: 0;
            width: 280px;
            max-width: 85vw;
            background-color: var(--color-primary);
            z-index: 1001;
            padding: 80px 28px 40px;
            flex-direction: column;
            gap: 8px;
            transform: translateX(100%);
            transition: transform var(--transition-slow);
            overflow-y: auto;
        }

        .nav-drawer.open {
            transform: translateX(0);
        }

        .nav-drawer a {
            color: rgba(255, 255, 255, 0.8);
            font-size: 1rem;
            font-weight: 500;
            padding: 12px 16px;
            border-radius: var(--radius-md);
            transition: background-color var(--transition-fast), color var(--transition-fast);
        }

        .nav-drawer a:hover {
            background-color: rgba(255, 255, 255, 0.08);
            color: #FFFFFF;
        }

        .nav-drawer a.active {
            background-color: rgba(199, 240, 74, 0.2);
            color: var(--color-accent);
            font-weight: 600;
        }

        .nav-drawer .drawer-close {
            position: absolute;
            top: 20px;
            right: 20px;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background-color: rgba(255, 255, 255, 0.1);
            color: #FFFFFF;
            font-size: 1.25rem;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: background-color var(--transition-fast);
        }

        .nav-drawer .drawer-close:hover {
            background-color: rgba(255, 255, 255, 0.2);
        }

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

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

        @media (max-width: 768px) {
            .nav-menu {
                display: none;
            }

            .nav-toggle {
                display: flex;
            }

            .nav-drawer {
                display: flex;
            }

            .page-header-content h1 {
                font-size: 2rem;
            }

            .cta-box {
                flex-direction: column;
                align-items: flex-start;
                text-align: left;
            }

            .cta-buttons {
                width: 100%;
            }

            .filter-shell {
                flex-direction: column;
                align-items: flex-start;
                gap: 16px;
            }
        }

        @media (max-width: 640px) {
            .cards-grid {
                grid-template-columns: 1fr;
            }

            .page-header-content h1 {
                font-size: 1.625rem;
            }

            .section-heading h2 {
                font-size: 1.5rem;
            }

            .long-summary-wrapper h2 {
                font-size: 1.5rem;
            }

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

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }

            .footer-links {
                gap: 12px;
            }

            .interact-card .card-body {
                padding: 18px 18px 22px;
            }

            .filter-shell {
                padding: 18px 20px;
            }

            .btn-primary-cta,
            .btn-secondary-cta {
                width: 100%;
                text-align: center;
                justify-content: center;
            }

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

            .nav-cta {
                display: none;
            }
        }