/* roulang page: index */
:root {
            --primary-deep: #1b1728;
            --primary-neon: #7dff9e;
            --primary-accent: #ff9e4d;
            --primary-accent-hover: #f08a2b;
            --soft-bg: #f5f2ea;
            --text-main: #1e1b2e;
            --text-muted: #6b6b6b;
            --card-light: #ffffff;
            --card-dark: #241e38;
            --border-light: #e5e0d6;
            --border-dark: rgba(255, 255, 255, 0.08);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-pill: 999px;
            --shadow-light: 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-dark: 0 8px 24px rgba(0, 0, 0, 0.35);
            --transition-fast: 150ms ease;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            text-rendering: optimizeLegibility;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            font-size: 15px;
            line-height: 1.7;
            color: var(--text-main);
            background-color: var(--soft-bg);
            margin: 0;
            padding: 0;
            min-height: 100vh;
        }

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

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

        button {
            font-family: inherit;
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
            transition: all var(--transition-fast);
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* ===== Header / Nav ===== */
        .site-header {
            background: rgba(27, 23, 40, 0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border-dark);
            position: sticky;
            top: 0;
            z-index: 50;
            transition: background var(--transition-fast);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 24px;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: #ffffff;
            letter-spacing: 0.02em;
            white-space: nowrap;
            text-decoration: none;
            flex-shrink: 0;
        }

        .brand-logo .logo-mark {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 30%, var(--primary-neon), var(--primary-accent));
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-deep);
            font-size: 16px;
            font-weight: 800;
            box-shadow: 0 0 12px rgba(125, 255, 158, 0.5);
            flex-shrink: 0;
        }

        .desktop-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .desktop-nav li a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.78);
            border-radius: var(--radius-pill);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .desktop-nav li a:hover {
            color: #ffffff;
            background: rgba(255, 255, 255, 0.08);
        }

        .desktop-nav li a.active {
            color: var(--primary-deep);
            background: var(--primary-neon);
            font-weight: 600;
        }

        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: #ffffff;
            font-size: 26px;
            line-height: 1;
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
        }

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

        .mobile-menu {
            display: none;
            background: rgba(27, 23, 40, 0.98);
            border-top: 1px solid var(--border-dark);
            padding: 12px 20px 20px;
            flex-direction: column;
            gap: 4px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
        }

        .mobile-menu.open {
            max-height: 500px;
        }

        .mobile-menu a {
            display: block;
            padding: 12px 16px;
            font-size: 15px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.85);
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
        }

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

        .mobile-menu a.active {
            background: var(--primary-neon);
            color: var(--primary-deep);
            font-weight: 600;
        }

        /* ===== Hero下方Pill导航 ===== */
        .pill-nav-wrapper {
            background: var(--soft-bg);
            border-bottom: 1px solid var(--border-light);
            padding: 10px 0;
            position: relative;
            z-index: 10;
        }

        .pill-nav {
            display: flex;
            gap: 8px;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: #c9c2b5 transparent;
            padding-bottom: 2px;
        }

        .pill-nav::-webkit-scrollbar {
            height: 4px;
        }

        .pill-nav::-webkit-scrollbar-thumb {
            background: #c9c2b5;
            border-radius: 4px;
        }

        .pill-nav::-webkit-scrollbar-track {
            background: transparent;
        }

        .pill-nav a {
            display: inline-flex;
            align-items: center;
            padding: 8px 18px;
            font-size: 13px;
            font-weight: 500;
            border-radius: var(--radius-pill);
            border: 1px solid var(--border-light);
            background: #ffffff;
            color: var(--text-main);
            white-space: nowrap;
            transition: all var(--transition-fast);
            flex-shrink: 0;
        }

        .pill-nav a:hover {
            border-color: var(--primary-neon);
            box-shadow: 0 0 0 2px rgba(125, 255, 158, 0.25);
            color: var(--primary-deep);
        }

        .pill-nav a.active {
            background: var(--primary-accent);
            border-color: var(--primary-accent);
            color: #ffffff;
            font-weight: 600;
        }

        /* ===== Hero ===== */
        .hero-section {
            position: relative;
            overflow: hidden;
            background-color: var(--primary-deep);
            min-height: 560px;
            display: flex;
            align-items: center;
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.45;
            z-index: 0;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(27, 23, 40, 0.72) 0%, rgba(27, 23, 40, 0.88) 65%, rgba(27, 23, 40, 0.96) 100%);
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            padding: 64px 0 80px;
            width: 100%;
        }

        .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 16px;
            border-radius: var(--radius-pill);
            background: rgba(125, 255, 158, 0.12);
            border: 1px solid rgba(125, 255, 158, 0.35);
            color: var(--primary-neon);
            font-size: 13px;
            font-weight: 500;
            letter-spacing: 0.02em;
            margin-bottom: 20px;
            animation: fadeInUp 0.6s ease;
        }

        .hero-tag .dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--primary-neon);
            box-shadow: 0 0 8px var(--primary-neon);
        }

        .hero-title {
            color: #ffffff;
            font-size: 40px;
            line-height: 1.25;
            font-weight: 700;
            margin: 0 0 20px;
            letter-spacing: 0.01em;
            animation: fadeInUp 0.7s ease;
        }

        .hero-title .highlight {
            color: var(--primary-neon);
            position: relative;
        }

        .hero-desc {
            color: rgba(255, 255, 255, 0.8);
            font-size: 16px;
            line-height: 1.8;
            max-width: 620px;
            margin: 0 0 28px;
            animation: fadeInUp 0.8s ease;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            animation: fadeInUp 0.9s ease;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 22px;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-sm);
            border: none;
            cursor: pointer;
            transition: all var(--transition-fast);
            text-decoration: none;
        }

        .btn-primary {
            background: var(--primary-accent);
            color: #ffffff;
            box-shadow: 0 4px 14px rgba(255, 158, 77, 0.35);
        }

        .btn-primary:hover {
            background: var(--primary-accent-hover);
            box-shadow: 0 6px 20px rgba(255, 158, 77, 0.5);
            transform: translateY(-2px);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(255, 158, 77, 0.3);
        }

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

        .btn-secondary:hover {
            background: rgba(125, 255, 158, 0.1);
            box-shadow: 0 0 16px rgba(125, 255, 158, 0.3);
            transform: translateY(-2px);
        }

        .btn-secondary:active {
            transform: translateY(0);
        }

        .btn-neon {
            background: var(--primary-neon);
            color: var(--primary-deep);
            font-weight: 700;
        }

        .btn-neon:hover {
            background: #8fffa8;
            box-shadow: 0 4px 16px rgba(125, 255, 158, 0.5);
            transform: translateY(-2px);
        }

        .btn:focus-visible {
            outline: 3px solid var(--primary-neon);
            outline-offset: 2px;
        }

        .hero-demo-strip {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            margin-top: 32px;
            padding: 16px 20px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            backdrop-filter: blur(8px);
            animation: fadeInUp 1s ease;
        }

        .hero-demo-strip .demo-item {
            display: flex;
            align-items: center;
            gap: 10px;
            color: rgba(255, 255, 255, 0.85);
            font-size: 13px;
            font-weight: 500;
        }

        .hero-demo-strip .demo-item .demo-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(125, 255, 158, 0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: var(--primary-neon);
            flex-shrink: 0;
        }

        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(24px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* ===== Section Common ===== */
        .section {
            padding: 64px 0;
        }

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

        .section-soft {
            background: var(--soft-bg);
        }

        .section-white {
            background: #ffffff;
        }

        .section-header {
            max-width: 700px;
            margin-bottom: 36px;
        }

        .section-header.center {
            margin-left: auto;
            margin-right: auto;
            text-align: center;
        }

        .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.06em;
            color: var(--primary-accent);
            text-transform: uppercase;
            margin-bottom: 10px;
        }

        .section-dark .section-tag {
            color: var(--primary-neon);
        }

        .section-title {
            font-size: 28px;
            line-height: 1.35;
            font-weight: 700;
            margin: 0 0 14px;
            color: var(--text-main);
            letter-spacing: 0.01em;
        }

        .section-dark .section-title {
            color: #ffffff;
        }

        .section-desc {
            font-size: 15px;
            line-height: 1.8;
            color: var(--text-muted);
            margin: 0;
        }

        .section-dark .section-desc {
            color: rgba(255, 255, 255, 0.72);
        }

        /* ===== Cards ===== */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .card {
            background: var(--card-light);
            border-radius: var(--radius-lg);
            padding: 24px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-light);
            transition: all var(--transition-fast);
        }

        .card:hover {
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
            border-color: rgba(125, 255, 158, 0.5);
            transform: translateY(-3px);
        }

        .card .card-icon {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            margin-bottom: 14px;
            background: rgba(125, 255, 158, 0.12);
            color: var(--primary-deep);
        }

        .card .card-title {
            font-size: 17px;
            font-weight: 700;
            margin: 0 0 8px;
            color: var(--text-main);
        }

        .card .card-desc {
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-muted);
            margin: 0;
        }

        .card .card-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: var(--radius-pill);
            background: rgba(255, 158, 77, 0.15);
            color: #c56a1a;
            margin-bottom: 10px;
        }

        /* Dark cards */
        .card-dark {
            background: var(--card-dark);
            border: 1px solid var(--border-dark);
            box-shadow: var(--shadow-dark);
            color: #ffffff;
        }

        .card-dark:hover {
            border-color: rgba(125, 255, 158, 0.4);
            box-shadow: 0 12px 28px rgba(0, 0, 0, 0.45);
        }

        .card-dark .card-title {
            color: #ffffff;
        }

        .card-dark .card-desc {
            color: rgba(255, 255, 255, 0.7);
        }

        .card-dark .card-icon {
            background: rgba(125, 255, 158, 0.15);
            color: var(--primary-neon);
        }

        .card-dark .card-tag {
            background: rgba(125, 255, 158, 0.15);
            color: var(--primary-neon);
        }

        /* ===== Cover cards (with image) ===== */
        .cover-card {
            background: var(--card-light);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-light);
            transition: all var(--transition-fast);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .cover-card:hover {
            box-shadow: 0 10px 28px rgba(0, 0, 0, 0.12);
            border-color: rgba(125, 255, 158, 0.6);
            transform: translateY(-4px);
        }

        .cover-card .cover-img {
            width: 100%;
            aspect-ratio: 16 / 10;
            object-fit: cover;
            background-color: #d5d0c6;
        }

        .cover-card .cover-body {
            padding: 18px 20px 20px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            flex: 1;
        }

        .cover-card .cover-tag {
            font-size: 12px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: var(--radius-pill);
            background: rgba(125, 255, 158, 0.18);
            color: #2b7a44;
            align-self: flex-start;
        }

        .cover-card .cover-title {
            font-size: 16px;
            font-weight: 700;
            margin: 0;
            color: var(--text-main);
            line-height: 1.4;
        }

        .cover-card .cover-desc {
            font-size: 13px;
            line-height: 1.65;
            color: var(--text-muted);
            margin: 0;
        }

        .cover-card .cover-meta {
            font-size: 12px;
            color: #9a9a9a;
            margin-top: auto;
            padding-top: 6px;
            border-top: 1px solid var(--border-light);
        }

        /* ===== Metric / KPIs ===== */
        .kpi-strip {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .kpi-item {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-lg);
            padding: 20px;
            text-align: center;
            transition: all var(--transition-fast);
        }

        .kpi-item:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(125, 255, 158, 0.4);
            transform: translateY(-2px);
        }

        .kpi-item .kpi-value {
            font-size: 32px;
            font-weight: 700;
            color: var(--primary-neon);
            letter-spacing: 0.02em;
            margin-bottom: 6px;
            line-height: 1.2;
        }

        .kpi-item .kpi-label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
            font-weight: 500;
        }

        /* ===== Timeline ===== */
        .timeline {
            position: relative;
            padding-left: 28px;
            border-left: 2px solid rgba(255, 158, 77, 0.3);
            margin: 0;
        }

        .timeline-item {
            position: relative;
            padding-bottom: 28px;
            list-style: none;
        }

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

        .timeline-item::before {
            content: '';
            position: absolute;
            left: -36px;
            top: 6px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: var(--primary-accent);
            border: 3px solid var(--soft-bg);
            box-shadow: 0 0 0 3px rgba(255, 158, 77, 0.3);
        }

        .timeline-item .timeline-date {
            font-size: 13px;
            font-weight: 600;
            color: var(--primary-accent);
            margin-bottom: 4px;
        }

        .timeline-item .timeline-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-main);
            margin: 0 0 6px;
        }

        .timeline-item .timeline-desc {
            font-size: 14px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.7;
        }

        /* ===== Comparison table ===== */
        .compare-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }

        .compare-card {
            background: var(--card-light);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-light);
            padding: 22px;
            transition: all var(--transition-fast);
            position: relative;
        }

        .compare-card:hover {
            border-color: var(--primary-accent);
            box-shadow: var(--shadow-light);
            transform: translateY(-3px);
        }

        .compare-card .compare-label {
            font-size: 13px;
            font-weight: 700;
            color: var(--primary-accent);
            text-transform: uppercase;
            letter-spacing: 0.04em;
            margin-bottom: 10px;
        }

        .compare-card .compare-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .compare-card .compare-list li {
            padding: 8px 0;
            border-bottom: 1px solid var(--border-light);
            font-size: 14px;
            color: var(--text-main);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .compare-card .compare-list li:last-child {
            border-bottom: none;
        }

        .compare-card .compare-list li::before {
            content: '◆';
            color: var(--primary-neon);
            font-size: 10px;
            flex-shrink: 0;
        }

        /* ===== News list ===== */
        .news-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .news-list li {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 16px 18px;
            background: #ffffff;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            transition: all var(--transition-fast);
        }

        .news-list li:hover {
            border-color: rgba(125, 255, 158, 0.6);
            box-shadow: var(--shadow-light);
            transform: translateX(4px);
        }

        .news-list .news-date {
            font-size: 13px;
            font-weight: 600;
            color: var(--primary-accent);
            min-width: 80px;
            flex-shrink: 0;
        }

        .news-list .news-text {
            font-size: 15px;
            color: var(--text-main);
            font-weight: 500;
            flex: 1;
        }

        .news-list .news-link {
            font-size: 13px;
            color: var(--text-muted);
            font-weight: 500;
            white-space: nowrap;
            flex-shrink: 0;
            transition: color var(--transition-fast);
        }

        .news-list .news-link:hover {
            color: var(--primary-accent);
        }

        /* ===== FAQ ===== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
            max-width: 800px;
        }

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

        .faq-item:hover {
            border-color: rgba(125, 255, 158, 0.5);
            box-shadow: var(--shadow-light);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 16px 20px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
            background: none;
            border: none;
            text-align: left;
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .faq-question .faq-icon {
            font-size: 20px;
            color: var(--primary-accent);
            flex-shrink: 0;
            transition: transform var(--transition-fast);
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
            padding: 0 20px;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 16px;
        }

        .faq-answer p {
            font-size: 14px;
            line-height: 1.75;
            color: var(--text-muted);
            margin: 0;
        }

        /* ===== Form ===== */
        .form-wrapper {
            background: var(--card-light);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-light);
            padding: 32px;
            box-shadow: var(--shadow-light);
            max-width: 560px;
        }

        .form-group {
            margin-bottom: 16px;
        }

        .form-label {
            display: block;
            font-size: 14px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 6px;
        }

        .form-input {
            width: 100%;
            padding: 11px 14px;
            font-size: 14px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-light);
            background: #fff;
            color: var(--text-main);
            transition: all var(--transition-fast);
            outline: none;
        }

        .form-input:focus {
            border-color: var(--primary-neon);
            box-shadow: 0 0 0 3px rgba(125, 255, 158, 0.3);
        }

        .form-input::placeholder {
            color: #aaa;
        }

        .form-submit {
            width: 100%;
            padding: 13px 20px;
            font-size: 16px;
            font-weight: 700;
            border-radius: var(--radius-sm);
            border: none;
            background: var(--primary-accent);
            color: #ffffff;
            cursor: pointer;
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
        }

        .form-submit:hover {
            background: var(--primary-accent-hover);
            box-shadow: 0 6px 18px rgba(255, 158, 77, 0.4);
            transform: translateY(-2px);
        }

        .form-submit:active {
            transform: translateY(0);
        }

        .form-note {
            font-size: 12px;
            color: #9a9a9a;
            margin-top: 10px;
            text-align: center;
        }

        /* ===== Badge ===== */
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 5px 12px;
            font-size: 12px;
            font-weight: 600;
            border-radius: var(--radius-pill);
            background: rgba(125, 255, 158, 0.15);
            color: #2b7a44;
        }

        .badge-accent {
            background: rgba(255, 158, 77, 0.15);
            color: #c56a1a;
        }

        /* ===== Testimonial ===== */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .testimonial-card {
            background: #ffffff;
            border-radius: var(--radius-lg);
            padding: 24px;
            border: 1px solid var(--border-light);
            transition: all var(--transition-fast);
        }

        .testimonial-card:hover {
            border-color: rgba(125, 255, 158, 0.5);
            box-shadow: var(--shadow-light);
            transform: translateY(-3px);
        }

        .testimonial-card .quote {
            font-size: 14px;
            line-height: 1.75;
            color: var(--text-main);
            margin: 0 0 14px;
            font-style: italic;
        }

        .testimonial-card .author {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .testimonial-card .author .avatar {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary-neon), var(--primary-accent));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            color: #fff;
            font-weight: 700;
            flex-shrink: 0;
        }

        /* ===== Brand story ===== */
        .brand-story-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            align-items: center;
        }

        .brand-story-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background-color: #d5d0c6;
            position: relative;
        }

        .brand-story-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .brand-story-image::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(125, 255, 158, 0.15), rgba(255, 158, 77, 0.1));
            pointer-events: none;
        }

        /* ===== Divider ===== */
        .section-divider {
            border: none;
            height: 1px;
            background: var(--border-light);
            margin: 0;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--primary-deep);
            color: rgba(255, 255, 255, 0.75);
            padding: 48px 0 32px;
            border-top: 1px solid var(--border-dark);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-brand .brand-logo-footer {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 18px;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 12px;
        }

        .footer-brand .brand-logo-footer .logo-mark {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 30%, var(--primary-neon), var(--primary-accent));
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-deep);
            font-size: 13px;
            font-weight: 800;
        }

        .footer-brand p {
            font-size: 13px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
            margin: 0 0 14px;
            max-width: 300px;
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 700;
            color: #ffffff;
            margin: 0 0 14px;
            letter-spacing: 0.02em;
        }

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

        .footer-col ul li a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.65);
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            border-top: 1px solid var(--border-dark);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.55);
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.65);
            text-decoration: none;
            transition: color var(--transition-fast);
        }

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

        .footer-beian {
            display: flex;
            flex-wrap: wrap;
            gap: 8px 16px;
            align-items: center;
        }

        /* ===== Media Queries ===== */
        @media (max-width: 1024px) {
            .kpi-strip {
                grid-template-columns: repeat(2, 1fr);
            }

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

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

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

            .hero-title {
                font-size: 34px;
            }
        }

        @media (max-width: 768px) {
            .desktop-nav {
                display: none;
            }

            .mobile-menu-btn {
                display: block;
            }

            .mobile-menu {
                display: flex;
            }

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

            .cover-grid {
                grid-template-columns: 1fr !important;
            }

            .brand-story-grid {
                grid-template-columns: 1fr;
            }

            .hero-title {
                font-size: 28px;
            }

            .hero-section {
                min-height: 480px;
            }

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

            .news-list li {
                flex-direction: column;
                gap: 8px;
                align-items: flex-start;
            }

            .news-list .news-date {
                min-width: auto;
            }

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

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

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

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

            .footer-beian {
                justify-content: center;
            }

            .section {
                padding: 48px 0;
            }
        }

        @media (max-width: 520px) {
            .hero-title {
                font-size: 24px;
            }

            .kpi-strip {
                grid-template-columns: 1fr;
            }

            .kpi-item .kpi-value {
                font-size: 26px;
            }

            .btn {
                padding: 10px 18px;
                font-size: 14px;
                width: 100%;
                justify-content: center;
            }

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

            .pill-nav a {
                padding: 7px 14px;
                font-size: 12px;
            }

            .form-wrapper {
                padding: 20px;
            }

            .section-title {
                font-size: 22px;
            }
        }

/* roulang page: category2 */
:root {
            --primary-deep: #1b1728;
            --primary-neon: #7dff9e;
            --primary-accent: #ff9e4d;
            --primary-accent-hover: #f08a2b;
            --soft-bg: #f5f2ea;
            --text-main: #1e1b2e;
            --text-muted: #6b6b6b;
            --card-light: #ffffff;
            --card-dark: #241e38;
            --border-light: #e5e0d6;
            --border-dark: rgba(255, 255, 255, 0.08);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-pill: 999px;
            --shadow-light: 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-dark: 0 8px 24px rgba(0, 0, 0, 0.35);
            --transition-fast: 150ms ease;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            text-rendering: optimizeLegibility;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            font-size: 15px;
            line-height: 1.7;
            color: var(--text-main);
            background-color: var(--soft-bg);
            margin: 0;
            padding: 0;
            min-height: 100vh;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
        }

        button {
            font-family: inherit;
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
            transition: all var(--transition-fast);
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* ===== Header / Nav ===== */
        .site-header {
            background: rgba(27, 23, 40, 0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border-dark);
            position: sticky;
            top: 0;
            z-index: 50;
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 24px;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: #ffffff;
            letter-spacing: 0.02em;
            white-space: nowrap;
            text-decoration: none;
            flex-shrink: 0;
        }

        .brand-logo .logo-mark {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 30%, var(--primary-neon), var(--primary-accent));
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-deep);
            font-size: 16px;
            font-weight: 800;
            box-shadow: 0 0 12px rgba(125, 255, 158, 0.5);
            flex-shrink: 0;
        }

        .desktop-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .desktop-nav li a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.78);
            border-radius: var(--radius-pill);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .desktop-nav li a:hover {
            color: #ffffff;
            background: rgba(255, 255, 255, 0.08);
        }

        .desktop-nav li a.active {
            color: var(--primary-deep);
            background: var(--primary-neon);
            font-weight: 600;
        }

        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: #ffffff;
            font-size: 26px;
            line-height: 1;
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
        }

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

        .mobile-menu {
            display: none;
            background: rgba(27, 23, 40, 0.98);
            border-top: 1px solid var(--border-dark);
            padding: 12px 20px 20px;
            flex-direction: column;
            gap: 4px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
        }

        .mobile-menu.open {
            max-height: 500px;
        }

        .mobile-menu a {
            display: block;
            padding: 12px 16px;
            font-size: 15px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.85);
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
        }

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

        .mobile-menu a.active {
            background: var(--primary-neon);
            color: var(--primary-deep);
            font-weight: 600;
        }

        /* ===== Pill 导航 ===== */
        .pill-nav-wrapper {
            background: var(--soft-bg);
            border-bottom: 1px solid var(--border-light);
            padding: 10px 0;
            position: relative;
            z-index: 10;
        }

        .pill-nav {
            display: flex;
            gap: 8px;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: #c9c2b5 transparent;
            padding-bottom: 2px;
        }

        .pill-nav::-webkit-scrollbar {
            height: 4px;
        }

        .pill-nav::-webkit-scrollbar-thumb {
            background: #c9c2b5;
            border-radius: 4px;
        }

        .pill-nav::-webkit-scrollbar-track {
            background: transparent;
        }

        .pill-nav a {
            display: inline-block;
            padding: 8px 18px;
            font-size: 13px;
            font-weight: 500;
            color: var(--text-main);
            background: var(--card-light);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-pill);
            white-space: nowrap;
            flex-shrink: 0;
            transition: all var(--transition-fast);
        }

        .pill-nav a:hover {
            border-color: var(--primary-neon);
            color: var(--primary-deep);
            background: #ffffff;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
        }

        .pill-nav a.active {
            background: var(--primary-accent);
            color: #ffffff;
            border-color: var(--primary-accent);
            font-weight: 600;
            box-shadow: 0 4px 12px rgba(255, 158, 77, 0.35);
        }

        /* ===== 面包屑 ===== */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            flex-wrap: wrap;
        }

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

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

        .breadcrumb .separator {
            color: #b8b0a4;
        }

        .breadcrumb .current {
            color: var(--text-main);
            font-weight: 500;
        }

        /* ===== 分类页 Hero 区 ===== */
        .category-hero {
            background: linear-gradient(135deg, var(--primary-deep) 0%, #2a2340 100%);
            padding: 48px 0 56px;
            color: #ffffff;
            position: relative;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            top: -120px;
            right: -80px;
            width: 320px;
            height: 320px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(125, 255, 158, 0.15) 0%, transparent 70%);
            pointer-events: none;
        }

        .category-hero::after {
            content: '';
            position: absolute;
            bottom: -100px;
            left: -60px;
            width: 280px;
            height: 280px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(255, 158, 77, 0.12) 0%, transparent 70%);
            pointer-events: none;
        }

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

        .category-hero h1 {
            font-size: 36px;
            font-weight: 800;
            line-height: 1.3;
            margin: 16px 0 12px;
            letter-spacing: 0.01em;
        }

        .category-hero .hero-desc {
            font-size: 16px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.82);
            max-width: 720px;
            margin: 0;
        }

        .category-hero .hero-tags {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            margin-top: 20px;
        }

        .category-hero .hero-tag {
            display: inline-block;
            padding: 4px 14px;
            font-size: 12px;
            font-weight: 500;
            color: var(--primary-neon);
            background: rgba(125, 255, 158, 0.1);
            border: 1px solid rgba(125, 255, 158, 0.25);
            border-radius: var(--radius-pill);
        }

        /* ===== 正文板块通用 ===== */
        .section-block {
            padding: 56px 0;
        }

        .section-block.alt-bg {
            background: var(--card-light);
        }

        .section-block.dark-bg {
            background: var(--primary-deep);
            color: #ffffff;
        }

        .section-title {
            font-size: 26px;
            font-weight: 700;
            line-height: 1.4;
            margin: 0 0 8px;
            color: inherit;
        }

        .section-subtitle {
            font-size: 15px;
            line-height: 1.7;
            color: var(--text-muted);
            margin: 0 0 32px;
        }

        .dark-bg .section-subtitle {
            color: rgba(255, 255, 255, 0.7);
        }

        /* ===== 卡片网格 ===== */
        .guide-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

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

        .guide-card:hover {
            box-shadow: 0 12px 28px rgba(0, 0, 0, 0.12);
            border-color: var(--primary-neon);
            transform: translateY(-3px);
        }

        .guide-card .card-img {
            width: 100%;
            height: 180px;
            background-color: #d8d2c6;
            overflow: hidden;
            position: relative;
        }

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

        .guide-card:hover .card-img img {
            transform: scale(1.04);
        }

        .guide-card .card-cat {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 4px 12px;
            font-size: 11px;
            font-weight: 600;
            color: #ffffff;
            background: rgba(27, 23, 40, 0.75);
            border-radius: var(--radius-pill);
            backdrop-filter: blur(4px);
            letter-spacing: 0.03em;
        }

        .guide-card .card-body {
            padding: 18px 20px 20px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .guide-card .card-body h3 {
            font-size: 18px;
            font-weight: 700;
            margin: 0 0 8px;
            line-height: 1.4;
            color: var(--text-main);
        }

        .guide-card .card-body p {
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-muted);
            margin: 0 0 16px;
            flex: 1;
        }

        .guide-card .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 12px;
            color: #999;
            border-top: 1px solid var(--border-light);
            padding-top: 12px;
        }

        /* ===== 版本观察 ===== */
        .version-panel {
            background: var(--card-light);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-light);
            padding: 28px 32px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }

        .version-item {
            display: flex;
            gap: 14px;
            align-items: flex-start;
            padding: 14px 16px;
            background: var(--soft-bg);
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
        }

        .version-item:hover {
            background: #efeae0;
            transform: translateX(4px);
        }

        .version-item .vi-icon {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--primary-deep);
            color: var(--primary-neon);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .version-item .vi-content h4 {
            font-size: 15px;
            font-weight: 600;
            margin: 0 0 4px;
            color: var(--text-main);
        }

        .version-item .vi-content p {
            font-size: 13px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.6;
        }

        /* ===== 工具资源 ===== */
        .tools-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .tool-card {
            background: var(--card-light);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            padding: 18px 16px;
            text-align: center;
            transition: all var(--transition-fast);
            box-shadow: 0 2px 6px rgba(0, 0, 0, 0.04);
        }

        .tool-card:hover {
            border-color: var(--primary-accent);
            box-shadow: 0 6px 18px rgba(0, 0, 0, 0.1);
            transform: translateY(-2px);
        }

        .tool-card .tool-name {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            margin: 0 0 6px;
        }

        .tool-card .tool-desc {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
            margin: 0;
        }

        /* ===== 精选专题 ===== */
        .featured-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .featured-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 14px 18px;
            background: var(--card-light);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            transition: all var(--transition-fast);
        }

        .featured-item:hover {
            border-color: var(--primary-neon);
            box-shadow: 0 4px 14px rgba(0, 0, 0, 0.08);
            transform: translateX(4px);
        }

        .featured-item .fi-badge {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary-accent), #ffb37a);
            color: #ffffff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 14px;
            flex-shrink: 0;
        }

        .featured-item .fi-text {
            flex: 1;
        }

        .featured-item .fi-text h4 {
            font-size: 15px;
            font-weight: 600;
            margin: 0 0 2px;
            color: var(--text-main);
        }

        .featured-item .fi-text p {
            font-size: 13px;
            color: var(--text-muted);
            margin: 0;
        }

        /* ===== FAQ ===== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

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

        .faq-item:hover {
            border-color: #cfc8ba;
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 16px 20px;
            background: none;
            border: none;
            text-align: left;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
            cursor: pointer;
            transition: color var(--transition-fast);
        }

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

        .faq-question .faq-icon {
            font-size: 20px;
            color: var(--primary-accent);
            flex-shrink: 0;
            transition: transform var(--transition-fast);
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
        }

        .faq-answer p {
            margin: 0;
            padding: 0 20px 18px;
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-muted);
        }

        /* ===== CTA 表单 ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary-deep) 0%, #2f2846 100%);
            color: #ffffff;
            padding: 56px 0;
            border-radius: var(--radius-lg);
            margin: 0 0 56px;
        }

        .cta-inner {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 36px;
            align-items: center;
        }

        .cta-inner h2 {
            font-size: 24px;
            font-weight: 700;
            margin: 0 0 8px;
        }

        .cta-inner p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.78);
            margin: 0;
            line-height: 1.7;
        }

        .subscribe-form {
            display: flex;
            gap: 10px;
            align-items: center;
        }

        .subscribe-form input {
            flex: 1;
            padding: 12px 16px;
            font-size: 14px;
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: var(--radius-md);
            background: rgba(255, 255, 255, 0.08);
            color: #ffffff;
            outline: none;
            min-width: 0;
        }

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

        .subscribe-form input:focus {
            border-color: var(--primary-neon);
            box-shadow: 0 0 0 3px rgba(125, 255, 158, 0.2);
        }

        .subscribe-form button {
            padding: 12px 24px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary-deep);
            background: var(--primary-neon);
            border: none;
            border-radius: var(--radius-md);
            white-space: nowrap;
            flex-shrink: 0;
        }

        .subscribe-form button:hover {
            background: #8fffa8;
            box-shadow: 0 4px 16px rgba(125, 255, 158, 0.4);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--primary-deep);
            color: rgba(255, 255, 255, 0.78);
            padding: 48px 0 24px;
            border-top: 1px solid var(--border-dark);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-brand .brand-logo-footer {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 18px;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 12px;
        }

        .footer-brand .brand-logo-footer .logo-mark {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 30%, var(--primary-neon), var(--primary-accent));
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-deep);
            font-size: 13px;
            font-weight: 800;
            flex-shrink: 0;
        }

        .footer-brand p {
            font-size: 13px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.65);
            margin: 0;
            max-width: 280px;
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: #ffffff;
            margin: 0 0 12px;
        }

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

        .footer-col ul li a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.65);
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            border-top: 1px solid var(--border-dark);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.55);
        }

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

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition-fast);
        }

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

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .guide-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .tools-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .version-panel {
                grid-template-columns: 1fr;
            }
            .cta-inner {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .desktop-nav {
                display: none;
            }
            .mobile-menu-btn {
                display: block;
            }
            .mobile-menu {
                display: flex;
            }
            .header-inner {
                height: 56px;
            }
            .category-hero h1 {
                font-size: 28px;
            }
            .section-title {
                font-size: 22px;
            }
            .guide-grid {
                grid-template-columns: 1fr;
            }
            .tools-grid {
                grid-template-columns: 1fr;
            }
            .section-block {
                padding: 40px 0;
            }
            .version-panel {
                padding: 20px;
            }
            .subscribe-form {
                flex-direction: column;
                gap: 12px;
            }
            .subscribe-form input {
                width: 100%;
            }
            .subscribe-form button {
                width: 100%;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
        }

        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .category-hero {
                padding: 32px 0 40px;
            }
            .category-hero h1 {
                font-size: 24px;
            }
            .container {
                padding: 0 16px;
            }
            .faq-question {
                font-size: 14px;
                padding: 14px 16px;
            }
            .faq-answer p {
                font-size: 13px;
                padding: 0 16px 14px;
            }
        }

/* roulang page: category1 */
:root {
            --primary-deep: #1b1728;
            --primary-neon: #7dff9e;
            --primary-accent: #ff9e4d;
            --primary-accent-hover: #f08a2b;
            --soft-bg: #f5f2ea;
            --text-main: #1e1b2e;
            --text-muted: #6b6b6b;
            --card-light: #ffffff;
            --card-dark: #241e38;
            --border-light: #e5e0d6;
            --border-dark: rgba(255, 255, 255, 0.08);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-pill: 999px;
            --shadow-light: 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-dark: 0 8px 24px rgba(0, 0, 0, 0.35);
            --transition-fast: 150ms ease;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            text-rendering: optimizeLegibility;
        }
        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            font-size: 15px;
            line-height: 1.7;
            color: var(--text-main);
            background-color: var(--soft-bg);
            margin: 0;
            padding: 0;
            min-height: 100vh;
        }
        img {
            display: block;
            max-width: 100%;
            height: auto;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        button {
            font-family: inherit;
            cursor: pointer;
            transition: all var(--transition-fast);
        }
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
            transition: all var(--transition-fast);
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        /* ===== Header / Nav ===== */
        .site-header {
            background: rgba(27, 23, 40, 0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border-dark);
            position: sticky;
            top: 0;
            z-index: 50;
            transition: background var(--transition-fast);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 24px;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: #ffffff;
            letter-spacing: 0.02em;
            white-space: nowrap;
            text-decoration: none;
            flex-shrink: 0;
        }
        .brand-logo .logo-mark {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 30%, var(--primary-neon), var(--primary-accent));
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-deep);
            font-size: 16px;
            font-weight: 800;
            box-shadow: 0 0 12px rgba(125, 255, 158, 0.5);
            flex-shrink: 0;
        }
        .desktop-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .desktop-nav li a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.78);
            border-radius: var(--radius-pill);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .desktop-nav li a:hover {
            color: #ffffff;
            background: rgba(255, 255, 255, 0.08);
        }
        .desktop-nav li a.active {
            color: var(--primary-deep);
            background: var(--primary-neon);
            font-weight: 600;
        }
        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: #ffffff;
            font-size: 26px;
            line-height: 1;
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
        }
        .mobile-menu-btn:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .mobile-menu {
            display: none;
            background: rgba(27, 23, 40, 0.98);
            border-top: 1px solid var(--border-dark);
            padding: 12px 20px 20px;
            flex-direction: column;
            gap: 4px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
        }
        .mobile-menu.open {
            max-height: 500px;
        }
        .mobile-menu a {
            display: block;
            padding: 12px 16px;
            font-size: 15px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.85);
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
        }
        .mobile-menu a:hover {
            background: rgba(255, 255, 255, 0.08);
            color: #ffffff;
        }
        .mobile-menu a.active {
            background: var(--primary-neon);
            color: var(--primary-deep);
            font-weight: 600;
        }
        /* ===== Hero下方Pill导航 ===== */
        .pill-nav-wrapper {
            background: var(--soft-bg);
            border-bottom: 1px solid var(--border-light);
            padding: 10px 0;
            position: relative;
            z-index: 10;
        }
        .pill-nav {
            display: flex;
            gap: 8px;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: #c9c2b5 transparent;
            padding-bottom: 2px;
        }
        .pill-nav::-webkit-scrollbar {
            height: 4px;
        }
        .pill-nav::-webkit-scrollbar-thumb {
            background: #c9c2b5;
            border-radius: 4px;
        }
        .pill-nav::-webkit-scrollbar-track {
            background: transparent;
        }
        .pill-nav a {
            flex-shrink: 0;
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            font-size: 13px;
            font-weight: 500;
            color: var(--text-main);
            background: #ffffff;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-pill);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .pill-nav a:hover {
            border-color: var(--primary-accent);
            color: var(--primary-accent);
        }
        .pill-nav a.active {
            background: var(--primary-accent);
            border-color: var(--primary-accent);
            color: #ffffff;
            font-weight: 600;
        }
        /* ===== Breadcrumb ===== */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            padding: 16px 0 8px;
        }
        .breadcrumb a {
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }
        .breadcrumb a:hover {
            color: var(--primary-accent);
        }
        .breadcrumb .separator {
            color: #c9c2b5;
            user-select: none;
        }
        .breadcrumb .current {
            color: var(--text-main);
            font-weight: 600;
        }
        /* ===== Category Header ===== */
        .category-header {
            padding: 32px 0 40px;
            background: transparent;
        }
        .category-header h1 {
            font-size: 32px;
            font-weight: 800;
            color: var(--text-main);
            margin: 0 0 16px;
            letter-spacing: 0.01em;
        }
        .category-header p {
            font-size: 15px;
            color: var(--text-muted);
            max-width: 800px;
            margin: 0 0 12px;
            line-height: 1.8;
        }
        /* ===== Section Common ===== */
        .section-block {
            padding: 48px 0;
        }
        .section-block.alt-bg {
            background: var(--primary-deep);
            color: #ffffff;
        }
        .section-block.soft-bg {
            background: var(--soft-bg);
        }
        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--primary-accent);
            margin-bottom: 12px;
        }
        .section-title {
            font-size: 26px;
            font-weight: 700;
            margin: 0 0 16px;
            color: inherit;
            letter-spacing: 0.01em;
        }
        .section-desc {
            font-size: 15px;
            color: var(--text-muted);
            max-width: 720px;
            margin: 0 0 32px;
            line-height: 1.8;
        }
        .alt-bg .section-desc {
            color: rgba(255, 255, 255, 0.72);
        }
        .alt-bg .section-label {
            color: var(--primary-neon);
        }
        /* ===== Card Grid ===== */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .card-entry {
            background: var(--card-light);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-light);
            transition: all var(--transition-fast);
            border: 1px solid transparent;
        }
        .card-entry:hover {
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
            border-color: var(--primary-neon);
            transform: translateY(-2px);
        }
        .card-entry .card-img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            background-color: #e8e4da;
            display: block;
        }
        .card-entry .card-body {
            padding: 16px 18px 20px;
        }
        .card-entry .card-tag {
            display: inline-block;
            padding: 4px 10px;
            font-size: 12px;
            font-weight: 600;
            border-radius: var(--radius-pill);
            background: rgba(125, 255, 158, 0.15);
            color: #2b9a4a;
            margin-bottom: 8px;
        }
        .card-entry .card-title {
            font-size: 17px;
            font-weight: 700;
            margin: 0 0 8px;
            color: var(--text-main);
            line-height: 1.4;
        }
        .card-entry .card-summary {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
            margin: 0 0 12px;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .card-entry .card-meta {
            font-size: 12px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .card-entry .card-meta span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        /* ===== Data Highlight Cards ===== */
        .highlight-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .highlight-card {
            background: var(--card-dark);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            padding: 20px;
            text-align: left;
        }
        .highlight-card .value {
            font-size: 28px;
            font-weight: 800;
            color: var(--primary-neon);
            margin-bottom: 4px;
            line-height: 1.2;
        }
        .highlight-card .label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
            font-weight: 500;
        }
        .highlight-card .note {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.5);
            margin-top: 8px;
        }
        /* ===== Tools List ===== */
        .tool-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .tool-list li {
            background: var(--card-light);
            border-radius: var(--radius-md);
            padding: 16px 18px;
            box-shadow: var(--shadow-light);
            border-left: 3px solid var(--primary-accent);
            font-size: 14px;
            font-weight: 500;
            color: var(--text-main);
            line-height: 1.5;
        }
        /* ===== FAQ ===== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 800px;
        }
        .faq-item {
            background: var(--card-light);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item summary {
            padding: 16px 20px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
            cursor: pointer;
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: background var(--transition-fast);
            user-select: none;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary::after {
            content: '+';
            font-size: 20px;
            font-weight: 400;
            color: var(--text-muted);
            transition: transform 0.2s ease;
            flex-shrink: 0;
        }
        .faq-item[open] summary::after {
            transform: rotate(45deg);
            color: var(--primary-accent);
        }
        .faq-item summary:hover {
            background: rgba(125, 255, 158, 0.06);
        }
        .faq-item .faq-answer {
            padding: 0 20px 18px;
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.8;
        }
        /* ===== CTA / Form ===== */
        .cta-box {
            background: linear-gradient(135deg, var(--primary-deep) 0%, #2d2450 100%);
            border-radius: var(--radius-lg);
            padding: 36px 32px;
            text-align: left;
            color: #ffffff;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
        }
        .cta-box .cta-title {
            font-size: 22px;
            font-weight: 700;
            margin: 0 0 8px;
        }
        .cta-box .cta-desc {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.75);
            margin: 0;
            max-width: 500px;
            line-height: 1.6;
        }
        .cta-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            align-items: center;
            min-width: 280px;
            flex: 1;
            max-width: 380px;
        }
        .cta-form input {
            flex: 1;
            min-width: 180px;
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(255, 255, 255, 0.2);
            background: rgba(255, 255, 255, 0.08);
            color: #ffffff;
            outline: none;
            font-size: 14px;
        }
        .cta-form input:focus {
            border-color: var(--primary-neon);
            background: rgba(255, 255, 255, 0.12);
        }
        .cta-form input::placeholder {
            color: rgba(255, 255, 255, 0.4);
        }
        .btn-primary {
            padding: 12px 24px;
            background: var(--primary-accent);
            color: #ffffff;
            border: none;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 14px;
            white-space: nowrap;
            cursor: pointer;
            transition: all var(--transition-fast);
        }
        .btn-primary:hover {
            background: var(--primary-accent-hover);
            transform: translateY(-1px);
        }
        .btn-primary:focus {
            outline: 2px solid var(--primary-neon);
            outline-offset: 2px;
        }
        .btn-secondary {
            padding: 10px 20px;
            background: transparent;
            color: var(--text-main);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            font-weight: 500;
            font-size: 14px;
            white-space: nowrap;
            cursor: pointer;
            transition: all var(--transition-fast);
        }
        .btn-secondary:hover {
            border-color: var(--primary-accent);
            color: var(--primary-accent);
        }
        /* ===== Footer ===== */
        .site-footer {
            background: var(--primary-deep);
            color: rgba(255, 255, 255, 0.72);
            padding: 48px 0 0;
            border-top: 1px solid var(--border-dark);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 32px;
        }
        .footer-brand .brand-logo-footer {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 18px;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 12px;
        }
        .footer-brand .brand-logo-footer .logo-mark {
            width: 30px;
            height: 30px;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 30%, var(--primary-neon), var(--primary-accent));
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-deep);
            font-size: 14px;
            font-weight: 800;
            flex-shrink: 0;
        }
        .footer-brand p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.7;
            margin: 0;
            max-width: 280px;
        }
        .footer-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: #ffffff;
            margin: 0 0 12px;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col ul li a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.65);
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--primary-neon);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-dark);
            padding: 16px 0 20px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 8px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.45);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.65);
            transition: color var(--transition-fast);
        }
        .footer-bottom a:hover {
            color: var(--primary-neon);
        }
        .footer-beian {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .highlight-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            .desktop-nav {
                display: none;
            }
            .mobile-menu-btn {
                display: inline-block;
            }
            .mobile-menu {
                display: flex;
                max-height: 0;
                overflow: hidden;
                position: fixed;
                left: 0;
                right: 0;
                background: rgba(27, 23, 40, 0.98);
                border-bottom: 1px solid var(--border-dark);
            }
            .mobile-menu.open {
                max-height: 400px;
                position: static;
            }
            .card-grid {
                grid-template-columns: 1fr;
            }
            .highlight-grid {
                grid-template-columns: 1fr;
            }
            .tool-list {
                grid-template-columns: 1fr;
            }
            .category-header h1 {
                font-size: 26px;
            }
            .section-title {
                font-size: 22px;
            }
            .cta-box {
                flex-direction: column;
                align-items: flex-start;
            }
            .cta-form {
                max-width: 100%;
                min-width: 100%;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .header-inner {
                height: 56px;
            }
            .brand-logo {
                font-size: 17px;
            }
            .brand-logo .logo-mark {
                width: 28px;
                height: 28px;
                font-size: 14px;
            }
            .category-header {
                padding: 24px 0 28px;
            }
            .category-header h1 {
                font-size: 22px;
            }
            .section-block {
                padding: 32px 0;
            }
            .section-title {
                font-size: 20px;
            }
            .card-entry .card-img {
                height: 160px;
            }
            .highlight-card .value {
                font-size: 22px;
            }
            .faq-item summary {
                font-size: 14px;
                padding: 14px 16px;
            }
            .faq-item .faq-answer {
                padding: 0 16px 16px;
                font-size: 13px;
            }
            .cta-box {
                padding: 24px 20px;
            }
            .cta-title {
                font-size: 18px;
            }
        }

/* roulang page: category4 */
:root {
            --primary-deep: #1b1728;
            --primary-neon: #7dff9e;
            --primary-accent: #ff9e4d;
            --primary-accent-hover: #f08a2b;
            --soft-bg: #f5f2ea;
            --text-main: #1e1b2e;
            --text-muted: #6b6b6b;
            --card-light: #ffffff;
            --card-dark: #241e38;
            --border-light: #e5e0d6;
            --border-dark: rgba(255, 255, 255, 0.08);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-pill: 999px;
            --shadow-light: 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-dark: 0 8px 24px rgba(0, 0, 0, 0.35);
            --transition-fast: 150ms ease;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            text-rendering: optimizeLegibility;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            font-size: 15px;
            line-height: 1.7;
            color: var(--text-main);
            background-color: var(--soft-bg);
            margin: 0;
            padding: 0;
            min-height: 100vh;
        }

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

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

        button {
            font-family: inherit;
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
            transition: all var(--transition-fast);
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* ===== Header / Nav ===== */
        .site-header {
            background: rgba(27, 23, 40, 0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border-dark);
            position: sticky;
            top: 0;
            z-index: 50;
            transition: background var(--transition-fast);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 24px;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: #ffffff;
            letter-spacing: 0.02em;
            white-space: nowrap;
            text-decoration: none;
            flex-shrink: 0;
        }

        .brand-logo .logo-mark {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 30%, var(--primary-neon), var(--primary-accent));
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-deep);
            font-size: 16px;
            font-weight: 800;
            box-shadow: 0 0 12px rgba(125, 255, 158, 0.5);
            flex-shrink: 0;
        }

        .desktop-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .desktop-nav li a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.78);
            border-radius: var(--radius-pill);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .desktop-nav li a:hover {
            color: #ffffff;
            background: rgba(255, 255, 255, 0.08);
        }

        .desktop-nav li a.active {
            color: var(--primary-deep);
            background: var(--primary-neon);
            font-weight: 600;
        }

        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: #ffffff;
            font-size: 26px;
            line-height: 1;
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
        }

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

        .mobile-menu {
            display: none;
            background: rgba(27, 23, 40, 0.98);
            border-top: 1px solid var(--border-dark);
            padding: 12px 20px 20px;
            flex-direction: column;
            gap: 4px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
        }

        .mobile-menu.open {
            max-height: 500px;
        }

        .mobile-menu a {
            display: block;
            padding: 12px 16px;
            font-size: 15px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.85);
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
        }

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

        .mobile-menu a.active {
            background: var(--primary-neon);
            color: var(--primary-deep);
            font-weight: 600;
        }

        /* ===== Hero下方Pill导航 ===== */
        .pill-nav-wrapper {
            background: var(--soft-bg);
            border-bottom: 1px solid var(--border-light);
            padding: 10px 0;
            position: relative;
            z-index: 10;
        }

        .pill-nav {
            display: flex;
            gap: 8px;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: #c9c2b5 transparent;
            padding-bottom: 2px;
        }

        .pill-nav::-webkit-scrollbar {
            height: 4px;
        }

        .pill-nav::-webkit-scrollbar-thumb {
            background: #c9c2b5;
            border-radius: 4px;
        }

        .pill-nav::-webkit-scrollbar-track {
            background: transparent;
        }

        .pill-nav a {
            display: inline-flex;
            align-items: center;
            padding: 8px 20px;
            font-size: 13px;
            font-weight: 500;
            color: var(--text-main);
            background: var(--card-light);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-pill);
            white-space: nowrap;
            transition: all var(--transition-fast);
        }

        .pill-nav a:hover {
            border-color: var(--primary-neon);
            box-shadow: 0 0 0 2px rgba(125, 255, 158, 0.25);
            color: var(--primary-deep);
        }

        .pill-nav a.active {
            background: var(--primary-accent);
            border-color: var(--primary-accent);
            color: #ffffff;
            font-weight: 600;
            box-shadow: 0 4px 12px rgba(255, 158, 77, 0.3);
        }

        /* ===== Breadcrumb ===== */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            padding: 16px 0 0;
        }

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

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

        .breadcrumb .separator {
            color: #c9c2b5;
        }

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

        /* ===== Page Header ===== */
        .page-header {
            padding: 40px 0 24px;
        }

        .page-header h1 {
            font-size: 36px;
            font-weight: 800;
            letter-spacing: 0.01em;
            margin: 0 0 16px;
            color: var(--primary-deep);
            line-height: 1.25;
        }

        .page-header .page-intro {
            font-size: 16px;
            color: var(--text-muted);
            max-width: 780px;
            line-height: 1.85;
        }

        /* ===== Section ===== */
        .section {
            padding: 48px 0;
        }

        .section-light {
            background: var(--soft-bg);
        }

        .section-white {
            background: var(--card-light);
        }

        .section-dark {
            background: var(--primary-deep);
            color: rgba(255, 255, 255, 0.88);
        }

        .section-title {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-main);
            margin: 0 0 12px;
            letter-spacing: 0.01em;
        }

        .section-subtitle {
            font-size: 15px;
            color: var(--text-muted);
            margin: 0 0 32px;
            max-width: 720px;
            line-height: 1.75;
        }

        /* ===== Card Grid ===== */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

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

        .profile-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 28px rgba(0, 0, 0, 0.1);
            border-color: var(--primary-neon);
        }

        .profile-card .card-img {
            aspect-ratio: 16 / 9;
            background: #d8d2c4;
            overflow: hidden;
            flex-shrink: 0;
        }

        .profile-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .profile-card .card-body {
            padding: 18px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .card-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            color: var(--primary-accent);
            background: rgba(255, 158, 77, 0.12);
            padding: 3px 10px;
            border-radius: var(--radius-pill);
            margin-bottom: 10px;
            align-self: flex-start;
        }

        .profile-card .card-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            margin: 0 0 8px;
            line-height: 1.4;
        }

        .profile-card .card-desc {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin: 0 0 12px;
            flex: 1;
        }

        .profile-card .card-meta {
            font-size: 12px;
            color: #a09a8c;
            display: flex;
            align-items: center;
            gap: 8px;
            border-top: 1px solid var(--border-light);
            padding-top: 12px;
        }

        /* ===== Comparison Table ===== */
        .comparison-table {
            background: var(--card-dark);
            border-radius: var(--radius-lg);
            padding: 28px;
            overflow-x: auto;
            box-shadow: var(--shadow-dark);
        }

        .comparison-table table {
            width: 100%;
            border-collapse: collapse;
            min-width: 720px;
        }

        .comparison-table th {
            text-align: left;
            font-size: 13px;
            font-weight: 600;
            color: rgba(255, 255, 255, 0.65);
            padding: 12px 16px;
            border-bottom: 1px solid var(--border-dark);
            white-space: nowrap;
        }

        .comparison-table td {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.88);
            padding: 14px 16px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            white-space: nowrap;
        }

        .comparison-table td.highlight {
            color: var(--primary-neon);
            font-weight: 700;
        }

        .comparison-table tr:last-child td {
            border-bottom: none;
        }

        /* ===== Timeline ===== */
        .timeline-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .timeline-item {
            display: flex;
            gap: 20px;
            align-items: flex-start;
        }

        .timeline-dot {
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: var(--primary-accent);
            flex-shrink: 0;
            margin-top: 8px;
            box-shadow: 0 0 0 4px rgba(255, 158, 77, 0.18);
        }

        .timeline-content {
            background: var(--card-light);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            flex: 1;
            box-shadow: var(--shadow-light);
        }

        .timeline-content h4 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-main);
            margin: 0 0 6px;
        }

        .timeline-content p {
            font-size: 14px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.75;
        }

        /* ===== Resource List ===== */
        .resource-list {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .resource-item {
            background: var(--card-light);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 20px;
            box-shadow: var(--shadow-light);
            transition: all var(--transition-fast);
        }

        .resource-item:hover {
            border-color: var(--primary-neon);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
        }

        .resource-item .resource-icon {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: rgba(125, 255, 158, 0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            margin-bottom: 12px;
        }

        .resource-item h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-main);
            margin: 0 0 6px;
        }

        .resource-item p {
            font-size: 13px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.6;
        }

        .resource-item a {
            display: inline-block;
            margin-top: 10px;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary-accent);
        }

        .resource-item a:hover {
            color: var(--primary-accent-hover);
        }

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

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

        .faq-item:hover {
            border-color: var(--primary-neon);
        }

        .faq-item summary {
            padding: 18px 24px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            cursor: pointer;
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            user-select: none;
        }

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

        .faq-item summary::after {
            content: '+';
            font-size: 22px;
            font-weight: 400;
            color: var(--primary-accent);
            transition: transform var(--transition-fast);
            flex-shrink: 0;
        }

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

        .faq-item .faq-answer {
            padding: 0 24px 20px;
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.8;
        }

        /* ===== CTA Form ===== */
        .cta-section {
            padding: 56px 0;
            background: linear-gradient(135deg, var(--primary-deep) 0%, #2a2140 100%);
            border-radius: var(--radius-lg);
            margin: 48px auto;
            max-width: 1000px;
            box-shadow: var(--shadow-dark);
        }

        .cta-inner {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            padding: 40px;
            align-items: center;
        }

        .cta-text h3 {
            font-size: 24px;
            font-weight: 700;
            color: #ffffff;
            margin: 0 0 12px;
            line-height: 1.35;
        }

        .cta-text p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            margin: 0;
            line-height: 1.75;
        }

        .cta-form {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .cta-form input {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: var(--radius-sm);
            padding: 13px 16px;
            color: #ffffff;
            font-size: 14px;
            outline: none;
            transition: all var(--transition-fast);
        }

        .cta-form input::placeholder {
            color: rgba(255, 255, 255, 0.4);
        }

        .cta-form input:focus {
            border-color: var(--primary-neon);
            background: rgba(255, 255, 255, 0.12);
            box-shadow: 0 0 0 3px rgba(125, 255, 158, 0.2);
        }

        .btn-primary {
            background: var(--primary-accent);
            border: none;
            color: #ffffff;
            font-weight: 600;
            font-size: 15px;
            padding: 13px 24px;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .btn-primary:hover {
            background: var(--primary-accent-hover);
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(255, 158, 77, 0.35);
        }

        .btn-primary:focus-visible {
            outline: 2px solid var(--primary-neon);
            outline-offset: 2px;
        }

        .btn-secondary {
            background: transparent;
            border: 1px solid var(--border-light);
            color: var(--text-main);
            font-weight: 600;
            font-size: 14px;
            padding: 11px 22px;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .btn-secondary:hover {
            border-color: var(--primary-neon);
            color: var(--primary-deep);
            background: rgba(125, 255, 158, 0.1);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--primary-deep);
            color: rgba(255, 255, 255, 0.78);
            padding: 60px 0 24px;
            border-top: 1px solid var(--border-dark);
        }

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

        .footer-brand p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.75;
            margin: 16px 0 0;
            max-width: 320px;
        }

        .brand-logo-footer {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 18px;
            font-weight: 700;
            color: #ffffff;
            letter-spacing: 0.02em;
        }

        .brand-logo-footer .logo-mark {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 30%, var(--primary-neon), var(--primary-accent));
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-deep);
            font-size: 14px;
            font-weight: 800;
            flex-shrink: 0;
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: #ffffff;
            margin: 0 0 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 a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            border-top: 1px solid var(--border-dark);
            padding-top: 24px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }

        .footer-beian {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition-fast);
        }

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

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .resource-list {
                grid-template-columns: repeat(2, 1fr);
            }
            .cta-inner {
                grid-template-columns: 1fr;
                gap: 24px;
                padding: 32px;
            }
        }

        @media (max-width: 768px) {
            .desktop-nav {
                display: none;
            }
            .mobile-menu-btn {
                display: block;
            }
            .mobile-menu {
                display: flex;
            }
            .page-header h1 {
                font-size: 28px;
            }
            .section-title {
                font-size: 22px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }

        @media (max-width: 520px) {
            .card-grid {
                grid-template-columns: 1fr;
            }
            .resource-list {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .cta-inner {
                padding: 24px 20px;
            }
            .cta-section {
                margin: 32px auto;
            }
            .header-inner {
                height: 56px;
            }
            .brand-logo {
                font-size: 17px;
            }
            .page-header {
                padding: 28px 0 16px;
            }
            .section {
                padding: 32px 0;
            }
        }

/* roulang page: category3 */
:root {
            --primary-deep: #1b1728;
            --primary-neon: #7dff9e;
            --primary-accent: #ff9e4d;
            --primary-accent-hover: #f08a2b;
            --soft-bg: #f5f2ea;
            --text-main: #1e1b2e;
            --text-muted: #6b6b6b;
            --card-light: #ffffff;
            --card-dark: #241e38;
            --border-light: #e5e0d6;
            --border-dark: rgba(255, 255, 255, 0.08);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-pill: 999px;
            --shadow-light: 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-dark: 0 8px 24px rgba(0, 0, 0, 0.35);
            --transition-fast: 150ms ease;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            text-rendering: optimizeLegibility;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            font-size: 15px;
            line-height: 1.7;
            color: var(--text-main);
            background-color: var(--soft-bg);
            margin: 0;
            padding: 0;
            min-height: 100vh;
        }

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

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

        button {
            font-family: inherit;
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
            transition: all var(--transition-fast);
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .site-header {
            background: rgba(27, 23, 40, 0.96);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border-dark);
            position: sticky;
            top: 0;
            z-index: 50;
            transition: background var(--transition-fast);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 24px;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: #ffffff;
            letter-spacing: 0.02em;
            white-space: nowrap;
            text-decoration: none;
            flex-shrink: 0;
        }

        .brand-logo .logo-mark {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 30%, var(--primary-neon), var(--primary-accent));
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-deep);
            font-size: 16px;
            font-weight: 800;
            box-shadow: 0 0 12px rgba(125, 255, 158, 0.5);
            flex-shrink: 0;
        }

        .desktop-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .desktop-nav li a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.78);
            border-radius: var(--radius-pill);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .desktop-nav li a:hover {
            color: #ffffff;
            background: rgba(255, 255, 255, 0.08);
        }

        .desktop-nav li a.active {
            color: var(--primary-deep);
            background: var(--primary-neon);
            font-weight: 600;
        }

        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: #ffffff;
            font-size: 26px;
            line-height: 1;
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
        }

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

        .mobile-menu {
            display: none;
            background: rgba(27, 23, 40, 0.98);
            border-top: 1px solid var(--border-dark);
            padding: 12px 20px 20px;
            flex-direction: column;
            gap: 4px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
        }

        .mobile-menu.open {
            max-height: 500px;
        }

        .mobile-menu a {
            display: block;
            padding: 12px 16px;
            font-size: 15px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.85);
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
        }

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

        .mobile-menu a.active {
            background: var(--primary-neon);
            color: var(--primary-deep);
            font-weight: 600;
        }

        .pill-nav-wrapper {
            background: var(--soft-bg);
            border-bottom: 1px solid var(--border-light);
            padding: 10px 0;
            position: relative;
            z-index: 10;
        }

        .pill-nav {
            display: flex;
            gap: 8px;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: #c9c2b5 transparent;
            padding-bottom: 2px;
        }

        .pill-nav::-webkit-scrollbar {
            height: 4px;
        }

        .pill-nav::-webkit-scrollbar-thumb {
            background: #c9c2b5;
            border-radius: 4px;
        }

        .pill-nav::-webkit-scrollbar-track {
            background: transparent;
        }

        .pill-nav a {
            flex-shrink: 0;
            display: inline-block;
            padding: 8px 18px;
            font-size: 13px;
            font-weight: 500;
            color: var(--text-main);
            background: var(--card-light);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-pill);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .pill-nav a:hover {
            border-color: var(--primary-neon);
            color: var(--primary-deep);
            box-shadow: 0 0 0 2px rgba(125, 255, 158, 0.25);
        }

        .pill-nav a.active {
            background: var(--primary-accent);
            color: #ffffff;
            border-color: var(--primary-accent);
            font-weight: 600;
            box-shadow: 0 4px 12px rgba(255, 158, 77, 0.35);
        }

        .breadcrumb-section {
            background: var(--soft-bg);
            padding: 28px 0 0;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 16px;
        }

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

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

        .breadcrumb .separator {
            color: #b5a89a;
        }

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

        .section {
            padding: 56px 0;
        }

        .section-sm {
            padding: 40px 0;
        }

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

        .section-light {
            background: var(--soft-bg);
        }

        .section-white {
            background: #ffffff;
        }

        .section-alt {
            background: #faf7f0;
        }

        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: inherit;
            margin: 0 0 8px;
            letter-spacing: 0.01em;
        }

        .section-subtitle {
            font-size: 15px;
            color: var(--text-muted);
            margin: 0 0 32px;
            max-width: 680px;
            line-height: 1.7;
        }

        .section-dark .section-subtitle {
            color: rgba(255, 255, 255, 0.65);
        }

        .card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

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

        .team-card {
            background: var(--card-light);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-light);
            border: 1px solid var(--border-light);
            transition: all 0.25s ease;
            display: flex;
            flex-direction: column;
        }

        .team-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.12);
            border-color: var(--primary-neon);
        }

        .team-card-img {
            width: 100%;
            height: 200px;
            background: #e8e2d5;
            overflow: hidden;
            position: relative;
        }

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

        .team-card:hover .team-card-img img {
            transform: scale(1.04);
        }

        .team-card-body {
            padding: 20px 22px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .team-card-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            color: var(--primary-accent);
            background: rgba(255, 158, 77, 0.12);
            padding: 4px 10px;
            border-radius: var(--radius-pill);
            margin-bottom: 10px;
            align-self: flex-start;
        }

        .team-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            margin: 0 0 8px;
            line-height: 1.4;
        }

        .team-card p {
            font-size: 14px;
            color: var(--text-muted);
            margin: 0 0 16px;
            line-height: 1.7;
            flex: 1;
        }

        .team-card-meta {
            font-size: 12px;
            color: #a09a8c;
            border-top: 1px solid var(--border-light);
            padding-top: 12px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .focus-panel {
            background: var(--card-dark);
            border-radius: var(--radius-lg);
            padding: 36px 32px;
            border: 1px solid var(--border-dark);
            box-shadow: var(--shadow-dark);
            position: relative;
            overflow: hidden;
        }

        .focus-panel::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -40px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(125, 255, 158, 0.15), transparent 70%);
            pointer-events: none;
        }

        .focus-panel h3 {
            font-size: 22px;
            font-weight: 700;
            color: #ffffff;
            margin: 0 0 12px;
            position: relative;
            z-index: 1;
        }

        .focus-panel p {
            color: rgba(255, 255, 255, 0.72);
            margin: 0 0 20px;
            position: relative;
            z-index: 1;
            font-size: 14px;
        }

        .focus-stat {
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }

        .focus-stat .stat-item {
            flex: 1;
            min-width: 120px;
        }

        .focus-stat .stat-value {
            font-size: 32px;
            font-weight: 800;
            color: var(--primary-neon);
            letter-spacing: -0.02em;
            line-height: 1.2;
        }

        .focus-stat .stat-label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
            margin-top: 4px;
        }

        .data-table-wrap {
            overflow-x: auto;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-light);
            border: 1px solid var(--border-light);
            background: var(--card-light);
        }

        .data-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 14px;
            min-width: 680px;
        }

        .data-table thead {
            background: var(--primary-deep);
            color: #ffffff;
        }

        .data-table th {
            padding: 14px 18px;
            text-align: left;
            font-weight: 600;
            font-size: 13px;
            white-space: nowrap;
        }

        .data-table td {
            padding: 14px 18px;
            border-bottom: 1px solid var(--border-light);
            color: var(--text-main);
            white-space: nowrap;
        }

        .data-table tbody tr:hover {
            background: #faf7f0;
        }

        .data-table .highlight {
            color: var(--primary-accent);
            font-weight: 700;
        }

        .timeline {
            position: relative;
            padding-left: 28px;
        }

        .timeline::before {
            content: '';
            position: absolute;
            left: 8px;
            top: 4px;
            bottom: 4px;
            width: 2px;
            background: var(--border-light);
        }

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

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

        .timeline-item::before {
            content: '';
            position: absolute;
            left: -28px;
            top: 6px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--primary-neon);
            border: 2px solid var(--primary-deep);
            box-shadow: 0 0 0 3px rgba(125, 255, 158, 0.3);
        }

        .timeline-item .timeline-date {
            font-size: 13px;
            font-weight: 600;
            color: var(--primary-accent);
            margin: 0 0 4px;
        }

        .timeline-item h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-main);
            margin: 0 0 6px;
        }

        .timeline-item p {
            font-size: 14px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.7;
        }

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

        .resource-item {
            display: flex;
            align-items: center;
            gap: 14px;
            background: var(--card-light);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 16px 20px;
            transition: all var(--transition-fast);
        }

        .resource-item:hover {
            border-color: var(--primary-neon);
            box-shadow: var(--shadow-light);
        }

        .resource-item .resource-icon {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: rgba(125, 255, 158, 0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            flex-shrink: 0;
        }

        .resource-item .resource-text h5 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
            margin: 0 0 2px;
        }

        .resource-item .resource-text p {
            font-size: 13px;
            color: var(--text-muted);
            margin: 0;
        }

        .faq-list {
            max-width: 820px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--card-light);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition-fast);
        }

        .faq-item:hover {
            border-color: var(--primary-neon);
        }

        .faq-item.open {
            border-color: var(--primary-neon);
            box-shadow: 0 4px 16px rgba(125, 255, 158, 0.2);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 22px;
            background: none;
            border: none;
            text-align: left;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
            cursor: pointer;
            transition: all var(--transition-fast);
        }

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

        .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: rgba(255, 158, 77, 0.12);
            color: var(--primary-accent);
            font-size: 16px;
            font-weight: 700;
            transition: transform 0.3s ease;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.3s ease;
            padding: 0 22px;
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 22px 18px;
        }

        .cta-section {
            background: var(--primary-deep);
            color: #ffffff;
            padding: 56px 0;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -80px;
            left: 20%;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(125, 255, 158, 0.12), transparent 70%);
            pointer-events: none;
        }

        .cta-inner {
            max-width: 600px;
            margin: 0 auto;
            text-align: center;
            position: relative;
            z-index: 1;
        }

        .cta-inner h2 {
            font-size: 26px;
            font-weight: 700;
            margin: 0 0 12px;
        }

        .cta-inner p {
            color: rgba(255, 255, 255, 0.65);
            margin: 0 0 28px;
            font-size: 15px;
        }

        .cta-form {
            display: flex;
            gap: 10px;
            max-width: 440px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }

        .cta-form input {
            flex: 1;
            min-width: 240px;
            padding: 12px 18px;
            border-radius: var(--radius-md);
            border: 1px solid rgba(255, 255, 255, 0.15);
            background: rgba(255, 255, 255, 0.06);
            color: #ffffff;
            font-size: 14px;
            outline: none;
            transition: all var(--transition-fast);
        }

        .cta-form input::placeholder {
            color: rgba(255, 255, 255, 0.4);
        }

        .cta-form input:focus {
            border-color: var(--primary-neon);
            box-shadow: 0 0 0 3px rgba(125, 255, 158, 0.2);
            background: rgba(255, 255, 255, 0.1);
        }

        .btn-primary {
            display: inline-block;
            padding: 12px 28px;
            background: var(--primary-accent);
            color: #ffffff;
            font-size: 14px;
            font-weight: 600;
            border: none;
            border-radius: var(--radius-md);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .btn-primary:hover {
            background: var(--primary-accent-hover);
            box-shadow: 0 6px 20px rgba(255, 158, 77, 0.4);
            transform: translateY(-1px);
        }

        .btn-primary:focus-visible {
            outline: 3px solid var(--primary-neon);
            outline-offset: 2px;
        }

        .btn-outline {
            display: inline-block;
            padding: 11px 24px;
            background: transparent;
            color: var(--primary-accent);
            font-size: 14px;
            font-weight: 600;
            border: 2px solid var(--primary-accent);
            border-radius: var(--radius-md);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .btn-outline:hover {
            background: var(--primary-accent);
            color: #ffffff;
        }

        .btn-outline:focus-visible {
            outline: 3px solid var(--primary-neon);
            outline-offset: 2px;
        }

        .site-footer {
            background: var(--primary-deep);
            color: rgba(255, 255, 255, 0.75);
            padding: 48px 0 24px;
            border-top: 1px solid var(--border-dark);
        }

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

        .footer-brand .brand-logo-footer {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 12px;
        }

        .footer-brand .brand-logo-footer .logo-mark {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 30%, var(--primary-neon), var(--primary-accent));
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-deep);
            font-size: 16px;
            font-weight: 800;
            box-shadow: 0 0 12px rgba(125, 255, 158, 0.4);
        }

        .footer-brand p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
            margin: 0;
            line-height: 1.7;
            max-width: 360px;
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: #ffffff;
            margin: 0 0 12px;
        }

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

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding-top: 20px;
            border-top: 1px solid var(--border-dark);
            font-size: 12px;
            color: rgba(255, 255, 255, 0.4);
        }

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

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
            transition: color var(--transition-fast);
        }

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

        @media (max-width: 1024px) {
            .card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .resource-list {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .desktop-nav {
                display: none;
            }
            .mobile-menu-btn {
                display: block;
            }
            .mobile-menu {
                display: flex;
            }
            .section {
                padding: 40px 0;
            }
            .section-title {
                font-size: 22px;
            }
            .card-grid {
                grid-template-columns: 1fr;
            }
            .card-grid-2 {
                grid-template-columns: 1fr;
            }
            .focus-stat {
                gap: 20px;
            }
            .focus-stat .stat-value {
                font-size: 26px;
            }
            .focus-panel {
                padding: 24px 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .cta-form {
                flex-direction: column;
            }
            .cta-form input {
                min-width: 100%;
            }
            .resource-item {
                padding: 14px 16px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .header-inner {
                height: 56px;
            }
            .brand-logo {
                font-size: 17px;
            }
            .brand-logo .logo-mark {
                width: 28px;
                height: 28px;
                font-size: 14px;
            }
            .section-title {
                font-size: 20px;
            }
            .team-card-img {
                height: 160px;
            }
            .pill-nav a {
                padding: 6px 14px;
                font-size: 12px;
            }
            .timeline {
                padding-left: 20px;
            }
            .timeline-item::before {
                left: -22px;
                width: 10px;
                height: 10px;
            }
        }

/* roulang page: category6 */
:root {
            --primary-deep: #1b1728;
            --primary-neon: #7dff9e;
            --primary-accent: #ff9e4d;
            --primary-accent-hover: #f08a2b;
            --soft-bg: #f5f2ea;
            --text-main: #1e1b2e;
            --text-muted: #6b6b6b;
            --card-light: #ffffff;
            --card-dark: #241e38;
            --border-light: #e5e0d6;
            --border-dark: rgba(255, 255, 255, 0.08);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-pill: 999px;
            --shadow-light: 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-dark: 0 8px 24px rgba(0, 0, 0, 0.35);
            --transition-fast: 150ms ease;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            text-rendering: optimizeLegibility;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            font-size: 15px;
            line-height: 1.7;
            color: var(--text-main);
            background-color: var(--soft-bg);
            margin: 0;
            padding: 0;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

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

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

        button {
            font-family: inherit;
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
            transition: all var(--transition-fast);
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .section-padding {
            padding: 56px 0;
        }

        .section-padding-sm {
            padding: 40px 0;
        }

        /* Header / Nav */
        .site-header {
            background: rgba(27, 23, 40, 0.96);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border-dark);
            position: sticky;
            top: 0;
            z-index: 50;
            transition: background var(--transition-fast);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 24px;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: #ffffff;
            letter-spacing: 0.02em;
            white-space: nowrap;
            text-decoration: none;
            flex-shrink: 0;
        }

        .brand-logo .logo-mark {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 30%, var(--primary-neon), var(--primary-accent));
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-deep);
            font-size: 16px;
            font-weight: 800;
            box-shadow: 0 0 12px rgba(125, 255, 158, 0.5);
            flex-shrink: 0;
        }

        .desktop-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .desktop-nav li a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.78);
            border-radius: var(--radius-pill);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .desktop-nav li a:hover {
            color: #ffffff;
            background: rgba(255, 255, 255, 0.08);
        }

        .desktop-nav li a.active {
            color: var(--primary-deep);
            background: var(--primary-neon);
            font-weight: 600;
        }

        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: #ffffff;
            font-size: 26px;
            line-height: 1;
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
        }

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

        .mobile-menu {
            display: none;
            background: rgba(27, 23, 40, 0.98);
            border-top: 1px solid var(--border-dark);
            padding: 12px 20px 20px;
            flex-direction: column;
            gap: 4px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
        }

        .mobile-menu.open {
            max-height: 500px;
        }

        .mobile-menu a {
            display: block;
            padding: 12px 16px;
            font-size: 15px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.85);
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
        }

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

        .mobile-menu a.active {
            background: var(--primary-neon);
            color: var(--primary-deep);
            font-weight: 600;
        }

        /* Pill Nav */
        .pill-nav-wrapper {
            background: var(--soft-bg);
            border-bottom: 1px solid var(--border-light);
            padding: 10px 0;
            position: relative;
            z-index: 10;
        }

        .pill-nav {
            display: flex;
            gap: 8px;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: #c9c2b5 transparent;
            padding-bottom: 2px;
        }

        .pill-nav::-webkit-scrollbar {
            height: 4px;
        }

        .pill-nav::-webkit-scrollbar-thumb {
            background: #c9c2b5;
            border-radius: 4px;
        }

        .pill-nav::-webkit-scrollbar-track {
            background: transparent;
        }

        .pill-nav a {
            display: inline-flex;
            align-items: center;
            padding: 8px 18px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-main);
            background: var(--card-light);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-pill);
            transition: all var(--transition-fast);
            white-space: nowrap;
            flex-shrink: 0;
        }

        .pill-nav a:hover {
            border-color: var(--primary-accent);
            color: var(--primary-deep);
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
        }

        .pill-nav a.active {
            background: var(--primary-accent);
            color: #ffffff;
            border-color: var(--primary-accent);
            font-weight: 600;
            box-shadow: 0 4px 12px rgba(255, 158, 77, 0.3);
        }

        /* Breadcrumb */
        .breadcrumb-wrapper {
            padding: 18px 0 0;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-muted);
            flex-wrap: wrap;
        }

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

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

        .breadcrumb .separator {
            color: #c9c2b5;
            user-select: none;
        }

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

        /* Hero Section */
        .category-hero {
            background: var(--primary-deep);
            padding: 48px 0 56px;
            position: relative;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            top: -120px;
            right: -80px;
            width: 380px;
            height: 380px;
            background: radial-gradient(circle, rgba(125, 255, 158, 0.12), transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .category-hero::after {
            content: '';
            position: absolute;
            bottom: -100px;
            left: -60px;
            width: 280px;
            height: 280px;
            background: radial-gradient(circle, rgba(255, 158, 77, 0.1), transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .category-hero h1 {
            font-size: clamp(28px, 4vw, 40px);
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 16px;
            letter-spacing: 0.01em;
            position: relative;
            z-index: 1;
        }

        .category-hero .hero-subtitle {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.72);
            max-width: 720px;
            line-height: 1.8;
            position: relative;
            z-index: 1;
        }

        /* Intro Section */
        .intro-section {
            background: var(--soft-bg);
            padding: 40px 0 24px;
        }

        .intro-section .intro-text {
            max-width: 860px;
            font-size: 15px;
            color: var(--text-main);
            line-height: 1.9;
        }

        .intro-section .intro-text p {
            margin-bottom: 14px;
        }

        .intro-section .intro-text strong {
            color: var(--primary-deep);
            font-weight: 600;
        }

        /* Card Grid */
        .card-grid {
            background: var(--soft-bg);
            padding: 32px 0 56px;
        }

        .card-grid .section-title {
            font-size: 24px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 24px;
            letter-spacing: 0.01em;
        }

        .card-grid-inner {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

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

        .culture-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 10px 24px rgba(0, 0, 0, 0.1);
            border-color: var(--primary-neon);
        }

        .culture-card .card-image {
            width: 100%;
            height: 180px;
            background-color: #2a2440;
            overflow: hidden;
            position: relative;
        }

        .culture-card .card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.3s ease;
        }

        .culture-card:hover .card-image img {
            transform: scale(1.04);
        }

        .culture-card .card-body {
            padding: 18px 20px 20px;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
        }

        .culture-card .card-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            color: var(--primary-accent);
            background: rgba(255, 158, 77, 0.1);
            padding: 4px 10px;
            border-radius: var(--radius-pill);
            margin-bottom: 10px;
            align-self: flex-start;
        }

        .culture-card .card-title {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 8px;
            line-height: 1.5;
        }

        .culture-card .card-summary {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            flex-grow: 1;
            margin-bottom: 12px;
        }

        .culture-card .card-meta {
            font-size: 12px;
            color: #999;
            border-top: 1px solid var(--border-light);
            padding-top: 10px;
        }

        /* Focus Panel */
        .focus-panel {
            background: var(--primary-deep);
            padding: 56px 0;
        }

        .focus-panel .panel-title {
            font-size: 24px;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 24px;
            letter-spacing: 0.01em;
        }

        .focus-panel-inner {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            align-items: center;
        }

        .focus-panel .focus-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-dark);
            height: 280px;
            background-color: #2a2440;
        }

        .focus-panel .focus-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .focus-panel .focus-content h3 {
            font-size: 22px;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 14px;
        }

        .focus-panel .focus-content p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.72);
            line-height: 1.8;
            margin-bottom: 14px;
        }

        .focus-panel .focus-highlight {
            display: flex;
            gap: 24px;
            margin-top: 18px;
            flex-wrap: wrap;
        }

        .focus-panel .highlight-item {
            display: flex;
            flex-direction: column;
        }

        .focus-panel .highlight-number {
            font-size: 28px;
            font-weight: 700;
            color: var(--primary-neon);
            letter-spacing: 0.02em;
        }

        .focus-panel .highlight-label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 4px;
        }

        /* Resource Section */
        .resource-section {
            background: var(--soft-bg);
            padding: 56px 0;
        }

        .resource-section .section-title {
            font-size: 24px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 24px;
        }

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

        .resource-item {
            background: var(--card-light);
            border-radius: var(--radius-md);
            padding: 20px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-light);
            transition: all var(--transition-fast);
        }

        .resource-item:hover {
            border-color: var(--primary-neon);
            transform: translateY(-2px);
            box-shadow: 0 8px 18px rgba(0, 0, 0, 0.08);
        }

        .resource-item .resource-icon {
            font-size: 28px;
            margin-bottom: 10px;
        }

        .resource-item h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 8px;
        }

        .resource-item p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* Timeline / Milestone */
        .milestone-section {
            background: #ffffff;
            padding: 56px 0;
        }

        .milestone-section .section-title {
            font-size: 24px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 28px;
        }

        .milestone-list {
            display: flex;
            flex-direction: column;
            gap: 0;
            position: relative;
            padding-left: 28px;
        }

        .milestone-list::before {
            content: '';
            position: absolute;
            left: 8px;
            top: 6px;
            bottom: 6px;
            width: 2px;
            background: var(--border-light);
        }

        .milestone-item {
            position: relative;
            padding-bottom: 24px;
        }

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

        .milestone-item::before {
            content: '';
            position: absolute;
            left: -25px;
            top: 6px;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--primary-accent);
            box-shadow: 0 0 0 4px rgba(255, 158, 77, 0.18);
        }

        .milestone-item .milestone-year {
            font-size: 14px;
            font-weight: 700;
            color: var(--primary-accent);
            margin-bottom: 4px;
        }

        .milestone-item h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 6px;
        }

        .milestone-item p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* FAQ Section */
        .faq-section {
            background: var(--soft-bg);
            padding: 56px 0;
        }

        .faq-section .section-title {
            font-size: 24px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 24px;
        }

        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 860px;
        }

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

        .faq-item:hover {
            border-color: var(--primary-neon);
        }

        .faq-question {
            width: 100%;
            padding: 18px 20px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            background: none;
            border: none;
            text-align: left;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            cursor: pointer;
            transition: all var(--transition-fast);
        }

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

        .faq-question .faq-icon {
            font-size: 20px;
            color: var(--primary-accent);
            transition: transform var(--transition-fast);
            flex-shrink: 0;
        }

        .faq-item.active .faq-question .faq-icon {
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
            padding: 0 20px;
        }

        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 20px 18px;
        }

        .faq-answer p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.8;
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, var(--primary-deep) 0%, #241e38 100%);
            padding: 56px 0;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -40px;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(125, 255, 158, 0.15), transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }

        .cta-content h2 {
            font-size: 26px;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 10px;
        }

        .cta-content p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.8;
            max-width: 560px;
        }

        .cta-button {
            display: inline-block;
            padding: 14px 28px;
            font-size: 16px;
            font-weight: 600;
            color: var(--primary-deep);
            background: var(--primary-neon);
            border-radius: var(--radius-md);
            border: none;
            transition: all var(--transition-fast);
            white-space: nowrap;
            text-decoration: none;
        }

        .cta-button:hover {
            background: #8fffa8;
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(125, 255, 158, 0.3);
        }

        /* Footer */
        .site-footer {
            background: #14101f;
            color: rgba(255, 255, 255, 0.72);
            padding-top: 48px;
            margin-top: auto;
        }

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

        .footer-brand .brand-logo-footer {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 12px;
        }

        .footer-brand .brand-logo-footer .logo-mark {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 30%, var(--primary-neon), var(--primary-accent));
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-deep);
            font-size: 16px;
            font-weight: 800;
            box-shadow: 0 0 12px rgba(125, 255, 158, 0.5);
            flex-shrink: 0;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.6);
            max-width: 360px;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #ffffff;
            margin-bottom: 14px;
        }

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

        .footer-col ul li a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 16px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }

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

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.55);
            transition: color var(--transition-fast);
        }

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

        /* Responsive */
        @media (max-width: 1024px) {
            .card-grid-inner {
                grid-template-columns: repeat(2, 1fr);
            }
            .resource-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .focus-panel-inner {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            .desktop-nav {
                display: none;
            }
            .mobile-menu-btn {
                display: block;
            }
            .mobile-menu {
                display: flex;
            }
            .card-grid-inner {
                grid-template-columns: 1fr;
            }
            .resource-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .cta-inner {
                flex-direction: column;
                align-items: flex-start;
            }
            .section-padding {
                padding: 36px 0;
            }
            .category-hero {
                padding: 32px 0 40px;
            }
            .focus-panel .focus-image {
                height: 200px;
            }
        }

        @media (max-width: 520px) {
            .header-inner {
                height: 56px;
            }
            .brand-logo {
                font-size: 18px;
            }
            .category-hero h1 {
                font-size: 26px;
            }
            .card-grid .section-title {
                font-size: 20px;
            }
            .focus-panel .panel-title {
                font-size: 20px;
            }
            .resource-section .section-title {
                font-size: 20px;
            }
            .milestone-section .section-title {
                font-size: 20px;
            }
            .faq-section .section-title {
                font-size: 20px;
            }
            .cta-content h2 {
                font-size: 22px;
            }
            .pill-nav a {
                padding: 7px 14px;
                font-size: 13px;
            }
        }

        :focus-visible {
            outline: 2px solid var(--primary-accent);
            outline-offset: 2px;
        }

/* roulang page: category5 */
:root {
            --primary-deep: #1b1728;
            --primary-neon: #7dff9e;
            --primary-accent: #ff9e4d;
            --primary-accent-hover: #f08a2b;
            --soft-bg: #f5f2ea;
            --text-main: #1e1b2e;
            --text-muted: #6b6b6b;
            --card-light: #ffffff;
            --card-dark: #241e38;
            --border-light: #e5e0d6;
            --border-dark: rgba(255, 255, 255, 0.08);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-pill: 999px;
            --shadow-light: 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-dark: 0 8px 24px rgba(0, 0, 0, 0.35);
            --transition-fast: 150ms ease;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            text-rendering: optimizeLegibility;
        }
        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            font-size: 15px;
            line-height: 1.7;
            color: var(--text-main);
            background-color: var(--soft-bg);
            margin: 0;
            padding: 0;
            min-height: 100vh;
        }
        img {
            display: block;
            max-width: 100%;
            height: auto;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        button {
            font-family: inherit;
            cursor: pointer;
            transition: all var(--transition-fast);
        }
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
            transition: all var(--transition-fast);
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        /* ===== Header / Nav ===== */
        .site-header {
            background: rgba(27, 23, 40, 0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border-dark);
            position: sticky;
            top: 0;
            z-index: 50;
            transition: background var(--transition-fast);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 24px;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: #ffffff;
            letter-spacing: 0.02em;
            white-space: nowrap;
            text-decoration: none;
            flex-shrink: 0;
        }
        .brand-logo .logo-mark {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 30%, var(--primary-neon), var(--primary-accent));
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-deep);
            font-size: 16px;
            font-weight: 800;
            box-shadow: 0 0 12px rgba(125, 255, 158, 0.5);
            flex-shrink: 0;
        }
        .desktop-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .desktop-nav li a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.78);
            border-radius: var(--radius-pill);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .desktop-nav li a:hover {
            color: #ffffff;
            background: rgba(255, 255, 255, 0.08);
        }
        .desktop-nav li a.active {
            color: var(--primary-deep);
            background: var(--primary-neon);
            font-weight: 600;
        }
        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: #ffffff;
            font-size: 26px;
            line-height: 1;
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
        }
        .mobile-menu-btn:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .mobile-menu {
            display: none;
            background: rgba(27, 23, 40, 0.98);
            border-top: 1px solid var(--border-dark);
            padding: 12px 20px 20px;
            flex-direction: column;
            gap: 4px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
        }
        .mobile-menu.open {
            max-height: 500px;
        }
        .mobile-menu a {
            display: block;
            padding: 12px 16px;
            font-size: 15px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.85);
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
        }
        .mobile-menu a:hover {
            background: rgba(255, 255, 255, 0.08);
            color: #ffffff;
        }
        .mobile-menu a.active {
            background: var(--primary-neon);
            color: var(--primary-deep);
            font-weight: 600;
        }
        /* ===== Hero下方Pill导航 ===== */
        .pill-nav-wrapper {
            background: var(--soft-bg);
            border-bottom: 1px solid var(--border-light);
            padding: 10px 0;
            position: relative;
            z-index: 10;
        }
        .pill-nav {
            display: flex;
            gap: 8px;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: #c9c2b5 transparent;
            padding-bottom: 2px;
        }
        .pill-nav::-webkit-scrollbar {
            height: 4px;
        }
        .pill-nav::-webkit-scrollbar-thumb {
            background: #c9c2b5;
            border-radius: 4px;
        }
        .pill-nav::-webkit-scrollbar-track {
            background: transparent;
        }
        .pill-nav a {
            display: inline-flex;
            align-items: center;
            padding: 6px 16px;
            font-size: 13px;
            font-weight: 500;
            color: var(--text-main);
            background: #ffffff;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-pill);
            white-space: nowrap;
            transition: all var(--transition-fast);
            flex-shrink: 0;
        }
        .pill-nav a:hover {
            border-color: var(--primary-neon);
            box-shadow: 0 0 8px rgba(125, 255, 158, 0.25);
        }
        .pill-nav a.active {
            background: var(--primary-accent);
            border-color: var(--primary-accent);
            color: #ffffff;
            font-weight: 600;
        }
        /* ===== Breadcrumb ===== */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            padding: 16px 0 8px;
        }
        .breadcrumb a {
            color: var(--text-main);
            font-weight: 500;
            transition: color var(--transition-fast);
        }
        .breadcrumb a:hover {
            color: var(--primary-accent);
        }
        .breadcrumb .sep {
            color: #c9c2b5;
            font-size: 12px;
        }
        .breadcrumb .current {
            color: var(--primary-accent);
            font-weight: 600;
        }
        /* ===== Section base ===== */
        section {
            padding: 48px 0;
        }
        .section-title {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-main);
            margin: 0 0 8px;
            letter-spacing: 0.01em;
            line-height: 1.4;
        }
        .section-subtitle {
            font-size: 15px;
            color: var(--text-muted);
            margin: 0 0 28px;
            line-height: 1.7;
            max-width: 720px;
        }
        .bg-soft {
            background: var(--soft-bg);
        }
        .bg-white-section {
            background: #ffffff;
        }
        .bg-dark-section {
            background: var(--primary-deep);
            color: #ffffff;
        }
        .bg-dark-section .section-title {
            color: #ffffff;
        }
        .bg-dark-section .section-subtitle {
            color: rgba(255, 255, 255, 0.7);
        }
        /* ===== Cards ===== */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .card {
            background: var(--card-light);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-light);
            transition: all var(--transition-fast);
            display: flex;
            flex-direction: column;
        }
        .card:hover {
            border-color: var(--primary-neon);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
            transform: translateY(-2px);
        }
        .card-img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            background-color: #e5e0d6;
        }
        .card-body {
            padding: 18px 20px 20px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .card-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: var(--radius-pill);
            background: rgba(125, 255, 158, 0.2);
            color: #1e7d4f;
            margin-bottom: 10px;
            width: fit-content;
        }
        .card-title {
            font-size: 18px;
            font-weight: 700;
            margin: 0 0 8px;
            line-height: 1.4;
            color: var(--text-main);
        }
        .card-excerpt {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin: 0 0 14px;
            flex: 1;
        }
        .card-meta {
            font-size: 12px;
            color: #b0a99c;
            display: flex;
            gap: 12px;
            border-top: 1px solid var(--border-light);
            padding-top: 12px;
        }
        .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary-accent);
            transition: color var(--transition-fast);
        }
        .card-link:hover {
            color: var(--primary-accent-hover);
        }
        /* ===== Buttons ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 22px;
            border-radius: var(--radius-md);
            font-size: 14px;
            font-weight: 600;
            text-decoration: none;
            transition: all var(--transition-fast);
            border: none;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--primary-accent);
            color: #ffffff;
            box-shadow: 0 4px 12px rgba(255, 158, 77, 0.35);
        }
        .btn-primary:hover {
            background: var(--primary-accent-hover);
            box-shadow: 0 6px 18px rgba(255, 158, 77, 0.45);
        }
        .btn-neon {
            background: var(--primary-neon);
            color: var(--primary-deep);
            box-shadow: 0 4px 12px rgba(125, 255, 158, 0.35);
        }
        .btn-neon:hover {
            background: #8fffa8;
            box-shadow: 0 6px 18px rgba(125, 255, 158, 0.45);
        }
        .btn-outline {
            background: transparent;
            color: var(--text-main);
            border: 1px solid var(--border-light);
        }
        .btn-outline:hover {
            border-color: var(--primary-neon);
            color: var(--primary-deep);
            background: rgba(125, 255, 158, 0.1);
        }
        .btn-ghost-dark {
            background: rgba(255, 255, 255, 0.1);
            color: #ffffff;
            border: 1px solid rgba(255, 255, 255, 0.2);
        }
        .btn-ghost-dark:hover {
            background: rgba(255, 255, 255, 0.2);
            border-color: rgba(255, 255, 255, 0.4);
        }
        /* ===== Tags/Badges ===== */
        .badge {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            font-size: 12px;
            font-weight: 600;
        }
        .badge-neon {
            background: rgba(125, 255, 158, 0.18);
            color: #1e9e5a;
        }
        .badge-amber {
            background: rgba(255, 158, 77, 0.18);
            color: #c06b1f;
        }
        .badge-dark {
            background: rgba(255, 255, 255, 0.12);
            color: rgba(255, 255, 255, 0.85);
        }
        /* ===== List items ===== */
        .list-bullet {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .list-bullet li {
            position: relative;
            padding-left: 20px;
            margin-bottom: 10px;
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
        }
        .list-bullet li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 9px;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--primary-accent);
        }
        /* ===== FAQ ===== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: #ffffff;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-fast);
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
        }
        .faq-item:hover {
            border-color: var(--primary-neon);
        }
        .faq-question {
            width: 100%;
            background: none;
            border: none;
            padding: 16px 20px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
            text-align: left;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            font-size: 18px;
            color: var(--primary-accent);
            transition: transform var(--transition-fast);
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
            padding: 0 20px;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
        }
        .faq-answer-inner {
            padding: 0 0 18px;
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.8;
        }
        /* ===== Form ===== */
        .form-group {
            display: flex;
            flex-direction: column;
            gap: 6px;
            margin-bottom: 16px;
        }
        .form-label {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-main);
        }
        .form-input {
            padding: 10px 16px;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            font-size: 14px;
            outline: none;
            background: #ffffff;
            transition: all var(--transition-fast);
            width: 100%;
        }
        .form-input:focus {
            border-color: var(--primary-neon);
            box-shadow: 0 0 0 3px rgba(125, 255, 158, 0.25);
        }
        .form-privacy {
            font-size: 12px;
            color: var(--text-muted);
            margin-top: 8px;
        }
        /* ===== Footer ===== */
        .site-footer {
            background: var(--primary-deep);
            color: rgba(255, 255, 255, 0.8);
            padding: 48px 0 28px;
            border-top: 1px solid var(--border-dark);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
        }
        .footer-brand .brand-logo-footer {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 12px;
        }
        .footer-brand .brand-logo-footer .logo-mark {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 30%, var(--primary-neon), var(--primary-accent));
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-deep);
            font-size: 16px;
            font-weight: 800;
        }
        .footer-brand p {
            font-size: 13px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.65);
            margin: 0;
        }
        .footer-col h4 {
            font-size: 14px;
            font-weight: 700;
            color: #ffffff;
            margin: 0 0 14px;
            letter-spacing: 0.03em;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--primary-neon);
        }
        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding-top: 28px;
            margin-top: 28px;
            border-top: 1px solid var(--border-dark);
            font-size: 12px;
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-beian {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition-fast);
        }
        .footer-bottom a:hover {
            color: var(--primary-neon);
        }
        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
        }
        @media (max-width: 768px) {
            .desktop-nav {
                display: none;
            }
            .mobile-menu-btn {
                display: block;
            }
            .mobile-menu {
                display: flex;
            }
            .card-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .section-title {
                font-size: 22px;
            }
            section {
                padding: 36px 0;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .footer-beian {
                flex-direction: column;
                gap: 4px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 14px;
            }
            .header-inner {
                height: 56px;
            }
            .brand-logo {
                font-size: 18px;
            }
            .brand-logo .logo-mark {
                width: 28px;
                height: 28px;
                font-size: 14px;
            }
            .section-title {
                font-size: 20px;
            }
            .card-body {
                padding: 14px 16px 16px;
            }
            .card-title {
                font-size: 16px;
            }
            section {
                padding: 28px 0;
            }
            .pill-nav a {
                font-size: 12px;
                padding: 5px 12px;
            }
        }