/* roulang page: index */
:root {
            --ink: #16191C;
            --accent: #B7F046;
            --accent-strong: #A6E133;
            --accent-warm: #FF6A3D;
            --bg: #F5F6F1;
            --card: #FFFFFF;
            --text: #1B1F22;
            --muted: #6B7280;
            --line: #E5E7E0;
            --success: #2F9E6E;
            --danger: #D64545;
            --radius-card: 16px;
            --radius-btn: 12px;
            --radius-pill: 999px;
            --shadow-sm: 0 8px 24px rgba(22, 25, 28, 0.06);
            --shadow-md: 0 12px 32px rgba(22, 25, 28, 0.10);
            --font-main: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
            --transition: all 0.22s ease;
            --section-pad: 80px 0;
            --section-pad-mobile: 48px 0;
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-main);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text);
            background-color: var(--bg);
            margin: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

        .container {
            max-width: 1200px;
            padding-left: 20px;
            padding-right: 20px;
        }

        .section {
            padding: var(--section-pad);
        }

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

        .section-dark {
            background: var(--ink);
            color: #E8EAE4;
        }

        .section-light {
            background: #fff;
        }

        .section-subtle {
            background: #EEEFE9;
        }

        /* ========== 导航 ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--line);
            box-shadow: 0 2px 12px rgba(22, 25, 28, 0.04);
        }

        .navbar {
            padding: 0;
        }

        .navbar .container {
            padding-top: 12px;
            padding-bottom: 12px;
        }

        .navbar-brand {
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--ink);
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 0;
        }

        .navbar-brand .brand-mark {
            width: 34px;
            height: 34px;
            background: var(--accent);
            border-radius: 8px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--ink);
            font-size: 1.1rem;
            font-weight: 800;
        }

        .navbar-brand:hover {
            color: var(--ink);
        }

        .navbar-brand .brand-name {
            color: var(--ink);
            font-weight: 700;
        }

        .navbar .nav-link {
            font-size: 0.95rem;
            font-weight: 500;
            color: #3A3F45;
            padding: 8px 14px;
            position: relative;
            border-radius: 8px;
            transition: var(--transition);
        }

        .navbar .nav-link:hover,
        .navbar .nav-link:focus {
            color: var(--ink);
            background: rgba(183, 240, 70, 0.14);
            outline: none;
        }

        .navbar .nav-link.active {
            color: var(--ink);
            background: rgba(183, 240, 70, 0.22);
        }

        .navbar .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 14px;
            right: 14px;
            height: 3px;
            background: var(--accent);
            border-radius: 3px 3px 0 0;
        }

        .navbar-toggler {
            border: 1px solid var(--line);
            border-radius: 10px;
            padding: 8px 10px;
            box-shadow: none;
        }

        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(183, 240, 70, 0.35);
            outline: none;
        }

        .mega-panel {
            background: #fff;
            border-radius: 16px;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--line);
            padding: 18px 20px;
            min-width: 300px;
        }

        .mega-panel .mega-title {
            font-size: 0.8rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            color: var(--muted);
            margin-bottom: 10px;
        }

        .mega-panel a {
            display: block;
            padding: 8px 12px;
            border-radius: 8px;
            color: #3A3F45;
            font-size: 0.92rem;
            font-weight: 500;
        }

        .mega-panel a:hover {
            background: rgba(183, 240, 70, 0.14);
            color: var(--ink);
        }

        /* ========== Hero ========== */
        .hero-section {
            background: var(--ink);
            color: #fff;
            padding: 72px 0 80px;
            position: relative;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/add0524edf385971.webp') center/cover no-repeat;
            opacity: 0.22;
            z-index: 0;
        }

        .hero-section::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(22,25,28,0.82) 0%, rgba(22,25,28,0.94) 100%);
            z-index: 1;
        }

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

        .hero-title {
            font-size: 2.6rem;
            font-weight: 700;
            line-height: 1.25;
            margin-bottom: 18px;
            color: #fff;
            letter-spacing: 0.3px;
        }

        .hero-title .highlight {
            color: var(--accent);
        }

        .hero-subtitle {
            font-size: 1.15rem;
            line-height: 1.8;
            color: #C9CEC6;
            max-width: 720px;
            margin-bottom: 28px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-top: 8px;
        }

        .hero-compare-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 18px;
            margin-top: 36px;
            max-width: 860px;
        }

        .hero-compare-card {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-card);
            padding: 22px 24px;
            transition: var(--transition);
        }

        .hero-compare-card.before {
            background: rgba(255, 106, 61, 0.08);
            border-color: rgba(255, 106, 61, 0.28);
        }

        .hero-compare-card.after {
            background: rgba(183, 240, 70, 0.10);
            border-color: rgba(183, 240, 70, 0.35);
        }

        .hero-compare-card .compare-label {
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.8px;
            text-transform: uppercase;
            margin-bottom: 10px;
            display: inline-block;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
        }

        .hero-compare-card.before .compare-label {
            background: rgba(255, 106, 61, 0.2);
            color: #FF8A66;
        }

        .hero-compare-card.after .compare-label {
            background: rgba(183, 240, 70, 0.2);
            color: var(--accent);
        }

        .hero-compare-card p {
            font-size: 1.02rem;
            line-height: 1.75;
            margin-bottom: 0;
            color: #E0E4DD;
        }

        .hero-compare-card.after p {
            color: #F0F3EC;
        }

        .hero-data-chip {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-top: 24px;
        }

        .hero-data-chip .chip {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.14);
            border-radius: var(--radius-pill);
            padding: 6px 16px;
            font-size: 0.88rem;
            font-weight: 500;
            color: #E0E4DD;
        }

        .hero-data-chip .chip strong {
            color: var(--accent);
            font-weight: 700;
        }

        /* ========== 按钮 ========== */
        .btn {
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 11px 22px;
            transition: var(--transition);
            border: none;
            letter-spacing: 0.2px;
        }

        .btn:focus {
            box-shadow: 0 0 0 3px rgba(183, 240, 70, 0.4);
            outline: none;
        }

        .btn-primary {
            background: var(--accent);
            color: var(--ink);
        }

        .btn-primary:hover,
        .btn-primary:focus {
            background: var(--accent-strong);
            color: var(--ink);
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(183, 240, 70, 0.35);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(183, 240, 70, 0.25);
        }

        .btn-outline-light-custom {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.35);
            color: #fff;
        }

        .btn-outline-light-custom:hover,
        .btn-outline-light-custom:focus {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(255, 255, 255, 0.5);
            color: #fff;
            transform: translateY(-1px);
        }

        .btn-outline-ink {
            background: transparent;
            border: 1px solid var(--line);
            color: var(--ink);
        }

        .btn-outline-ink:hover,
        .btn-outline-ink:focus {
            background: #F0F2EC;
            border-color: #CBD0C5;
            color: var(--ink);
            transform: translateY(-1px);
        }

        .btn-ghost {
            background: transparent;
            border: none;
            color: var(--ink);
            font-weight: 600;
            padding: 8px 6px;
            font-size: 0.92rem;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .btn-ghost:hover {
            color: var(--accent-strong);
            background: rgba(183, 240, 70, 0.12);
            border-radius: 8px;
            padding: 8px 12px;
        }

        /* ========== 指标看板 ========== */
        .kpi-board {
            background: #fff;
            border-bottom: 1px solid var(--line);
            padding: 32px 0;
        }

        .kpi-board .kpi-list {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .kpi-item {
            text-align: center;
            padding: 8px 16px;
            border-right: 1px solid var(--line);
        }

        .kpi-item:last-child {
            border-right: none;
        }

        .kpi-value {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--ink);
            line-height: 1.2;
            letter-spacing: -0.5px;
        }

        .kpi-value .unit {
            font-size: 1rem;
            font-weight: 500;
            color: var(--muted);
            margin-left: 2px;
        }

        .kpi-label {
            font-size: 0.88rem;
            color: var(--muted);
            margin-top: 6px;
            font-weight: 500;
        }

        /* ========== 服务矩阵 ========== */
        .service-matrix .service-card {
            background: var(--card);
            border: 1px solid var(--line);
            border-radius: var(--radius-card);
            padding: 26px 28px;
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
            box-shadow: var(--shadow-sm);
        }

        .service-matrix .service-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: #D8DCD2;
        }

        .service-matrix .service-card.featured {
            background: var(--ink);
            color: #E8EAE4;
            border-color: var(--ink);
        }

        .service-matrix .service-card.featured:hover {
            box-shadow: 0 16px 40px rgba(22, 25, 28, 0.25);
        }

        .service-icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: rgba(183, 240, 70, 0.16);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--ink);
            margin-bottom: 16px;
        }

        .service-matrix .service-card.featured .service-icon {
            background: rgba(183, 240, 70, 0.24);
            color: var(--accent);
        }

        .service-matrix .service-card h3 {
            font-size: 1.2rem;
            font-weight: 600;
            margin-bottom: 10px;
            color: inherit;
        }

        .service-matrix .service-card.featured h3 {
            color: var(--accent);
        }

        .service-matrix .service-card p {
            font-size: 0.95rem;
            line-height: 1.75;
            color: var(--muted);
            margin-bottom: 16px;
            flex-grow: 1;
        }

        .service-matrix .service-card.featured p {
            color: #B8BEB5;
        }

        .service-link {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--ink);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .service-matrix .service-card.featured .service-link {
            color: var(--accent);
        }

        .service-link:hover {
            gap: 10px;
            color: var(--accent-strong);
        }

        /* ========== 品牌介绍 ========== */
        .brand-intro {
            background: #fff;
        }

        .brand-intro .intro-text {
            font-size: 1.05rem;
            line-height: 1.9;
            color: #3A3F45;
        }

        .brand-intro .intro-text strong {
            color: var(--ink);
            font-weight: 700;
        }

        .brand-tag {
            display: inline-block;
            background: rgba(183, 240, 70, 0.18);
            color: #3D5218;
            font-weight: 600;
            font-size: 0.85rem;
            padding: 5px 14px;
            border-radius: var(--radius-pill);
            margin-bottom: 16px;
        }

        /* ========== 结果对比 ========== */
        .result-compare .compare-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
            margin-top: 28px;
        }

        .result-compare .compare-col {
            background: var(--card);
            border: 1px solid var(--line);
            border-radius: var(--radius-card);
            padding: 28px 26px;
            box-shadow: var(--shadow-sm);
        }

        .result-compare .compare-col.before-col {
            border-left: 4px solid var(--accent-warm);
        }

        .result-compare .compare-col.after-col {
            border-left: 4px solid var(--accent);
        }

        .compare-col h4 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .compare-col.before-col h4 {
            color: var(--accent-warm);
        }

        .compare-col.after-col h4 {
            color: #5C7A1E;
        }

        .compare-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 0;
            border-bottom: 1px solid #F0F1EC;
            font-size: 0.95rem;
        }

        .compare-item:last-child {
            border-bottom: none;
        }

        .compare-bar {
            width: 120px;
            height: 8px;
            background: #ECEEE8;
            border-radius: 999px;
            overflow: hidden;
            margin-left: 14px;
        }

        .compare-bar .fill {
            height: 100%;
            border-radius: 999px;
            background: var(--accent-warm);
        }

        .after-col .compare-bar .fill {
            background: var(--accent);
        }

        .compare-score {
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--ink);
            min-width: 38px;
            text-align: right;
        }

        /* ========== 里程碑 ========== */
        .milestone-section {
            background: var(--ink);
            color: #E8EAE4;
        }

        .milestone-section .milestone-track {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 36px;
            position: relative;
        }

        .milestone-node {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-card);
            padding: 22px 20px;
            text-align: center;
            transition: var(--transition);
        }

        .milestone-node:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: rgba(183, 240, 70, 0.4);
        }

        .milestone-year {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--accent);
            margin-bottom: 8px;
        }

        .milestone-node h4 {
            font-size: 1rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 8px;
        }

        .milestone-node p {
            font-size: 0.88rem;
            color: #A8AEA5;
            line-height: 1.65;
            margin-bottom: 0;
        }

        /* ========== 资讯列表 ========== */
        .news-section {
            background: #fff;
        }

        .news-list {
            margin-top: 24px;
        }

        .news-item {
            display: flex;
            gap: 20px;
            padding: 20px 0;
            border-bottom: 1px solid var(--line);
            transition: var(--transition);
        }

        .news-item:first-child {
            padding-top: 0;
        }

        .news-item:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }

        .news-date {
            flex-shrink: 0;
            width: 96px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--muted);
            line-height: 1.6;
            padding-top: 2px;
        }

        .news-content {
            flex: 1;
        }

        .news-content h4 {
            font-size: 1.08rem;
            font-weight: 600;
            margin-bottom: 8px;
            line-height: 1.5;
        }

        .news-content h4 a {
            color: var(--text);
        }

        .news-content h4 a:hover {
            color: #5C7A1E;
        }

        .news-content .news-summary {
            font-size: 0.92rem;
            color: var(--muted);
            line-height: 1.75;
            margin-bottom: 10px;
        }

        .news-content .btn-ghost {
            font-size: 0.85rem;
            padding: 4px 8px;
        }

        /* ========== 平台保障 ========== */
        .platform-assurance {
            background: #EEEFE9;
        }

        .assurance-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 28px;
        }

        .assurance-card {
            background: #fff;
            border: 1px solid var(--line);
            border-radius: var(--radius-card);
            padding: 22px 20px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }

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

        .assurance-icon {
            width: 46px;
            height: 46px;
            border-radius: 12px;
            background: rgba(183, 240, 70, 0.18);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--ink);
            margin-bottom: 12px;
        }

        .assurance-card h4 {
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 8px;
        }

        .assurance-card p {
            font-size: 0.85rem;
            color: var(--muted);
            line-height: 1.65;
            margin-bottom: 0;
        }

        /* ========== 快速解答 ========== */
        .quick-faq {
            background: #fff;
        }

        .quick-faq-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 18px;
            margin-top: 28px;
        }

        .quick-faq-item {
            background: #F8F9F5;
            border: 1px solid var(--line);
            border-radius: 14px;
            padding: 18px 20px;
            transition: var(--transition);
        }

        .quick-faq-item:hover {
            background: #F3F5EF;
            border-color: #D8DCD2;
        }

        .quick-faq-item .qf-question {
            font-weight: 600;
            font-size: 1rem;
            margin-bottom: 8px;
            color: var(--ink);
        }

        .quick-faq-item .qf-answer {
            font-size: 0.92rem;
            color: var(--muted);
            line-height: 1.75;
        }

        /* ========== 专题入口 ========== */
        .topic-entry {
            background: #EEEFE9;
        }

        .topic-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
            margin-top: 28px;
        }

        .topic-card {
            background: #fff;
            border: 1px solid var(--line);
            border-radius: var(--radius-card);
            padding: 24px 26px;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            display: flex;
            gap: 16px;
            align-items: flex-start;
        }

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

        .topic-icon {
            width: 42px;
            height: 42px;
            border-radius: 10px;
            background: rgba(183, 240, 70, 0.16);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            color: var(--ink);
            flex-shrink: 0;
        }

        .topic-card h4 {
            font-size: 1.05rem;
            font-weight: 600;
            margin-bottom: 6px;
        }

        .topic-card p {
            font-size: 0.88rem;
            color: var(--muted);
            line-height: 1.65;
            margin-bottom: 0;
        }

        /* ========== FAQ ========== */
        .faq-section {
            background: #fff;
        }

        .faq-accordion .accordion-item {
            border: 1px solid var(--line);
            border-radius: 14px;
            margin-bottom: 12px;
            overflow: hidden;
            background: #fff;
            box-shadow: none;
        }

        .faq-accordion .accordion-button {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text);
            background: #fff;
            padding: 18px 20px;
            box-shadow: none;
            border: none;
            border-radius: 0;
        }

        .faq-accordion .accordion-button:not(.collapsed) {
            background: #F8F9F5;
            color: var(--ink);
            box-shadow: none;
            border-bottom: 1px solid var(--line);
        }

        .faq-accordion .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(183, 240, 70, 0.35);
            outline: none;
            border-radius: 0;
        }

        .faq-accordion .accordion-button::after {
            background-size: 1.1rem;
            transition: var(--transition);
        }

        .faq-accordion .accordion-body {
            font-size: 0.95rem;
            line-height: 1.8;
            color: #4A4F55;
            padding: 16px 20px 18px;
        }

        /* ========== 数据资源工具 ========== */
        .data-tools {
            background: #EEEFE9;
        }

        .tools-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: 28px;
        }

        .tool-card {
            background: #fff;
            border: 1px solid var(--line);
            border-radius: var(--radius-card);
            padding: 22px 24px;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }

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

        .tool-card h4 {
            font-size: 1.05rem;
            font-weight: 600;
            margin-bottom: 10px;
        }

        .tool-card p {
            font-size: 0.88rem;
            color: var(--muted);
            line-height: 1.7;
            margin-bottom: 14px;
        }

        .tool-card .tool-link {
            font-size: 0.88rem;
            font-weight: 600;
            color: #5C7A1E;
        }

        .tool-card .tool-link:hover {
            color: var(--ink);
        }

        /* ========== 转化表单 ========== */
        .cta-form-section {
            background: var(--ink);
            color: #E8EAE4;
        }

        .cta-form-card {
            background: #fff;
            border-radius: var(--radius-card);
            padding: 32px 36px;
            box-shadow: 0 16px 48px rgba(0, 0, 0, 0.2);
            margin-top: 24px;
        }

        .cta-form-card .form-label {
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--text);
        }

        .cta-form-card .form-control {
            border: 1px solid var(--line);
            border-radius: 10px;
            padding: 12px 16px;
            font-size: 0.95rem;
            transition: var(--transition);
            box-shadow: none;
        }

        .cta-form-card .form-control:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(183, 240, 70, 0.3);
            outline: none;
        }

        .cta-form-card .btn-primary {
            width: 100%;
            padding: 13px 20px;
            font-size: 1rem;
            font-weight: 700;
        }

        .cta-form-card .btn-primary:hover {
            background: var(--accent-strong);
            transform: translateY(-1px);
        }

        .form-note {
            font-size: 0.8rem;
            color: var(--muted);
            margin-top: 10px;
            text-align: center;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--ink);
            color: #B0B5AC;
            padding: 56px 0 32px;
            font-size: 0.9rem;
            line-height: 1.7;
        }

        .site-footer .footer-brand {
            color: #fff;
            font-weight: 700;
            font-size: 1.2rem;
            letter-spacing: 0.5px;
            margin-bottom: 14px;
        }

        .site-footer .footer-brand .brand-mark {
            width: 28px;
            height: 28px;
            background: var(--accent);
            border-radius: 7px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--ink);
            font-size: 0.95rem;
            font-weight: 800;
            margin-right: 8px;
        }

        .site-footer p {
            color: #9AA097;
            font-size: 0.88rem;
            line-height: 1.75;
        }

        .site-footer .footer-title {
            color: #fff;
            font-weight: 600;
            font-size: 0.95rem;
            margin-bottom: 16px;
            letter-spacing: 0.3px;
        }

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

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

        .site-footer ul li a {
            color: #B0B5AC;
            font-size: 0.88rem;
            transition: var(--transition);
        }

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

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 22px;
            margin-top: 38px;
            font-size: 0.82rem;
            color: #7A8178;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
        }

        .site-footer .footer-bottom a {
            color: #9AA097;
        }

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

        .footer-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .footer-tags .tag {
            font-size: 0.78rem;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-pill);
            padding: 4px 12px;
            color: #B0B5AC;
            transition: var(--transition);
        }

        .footer-tags .tag:hover {
            background: rgba(183, 240, 70, 0.16);
            border-color: rgba(183, 240, 70, 0.3);
            color: var(--accent);
        }

        /* ========== 通用标题 ========== */
        .section-title {
            font-size: 1.9rem;
            font-weight: 700;
            line-height: 1.3;
            color: var(--ink);
            margin-bottom: 12px;
            letter-spacing: 0.3px;
        }

        .section-desc {
            font-size: 1rem;
            line-height: 1.85;
            color: var(--muted);
            max-width: 720px;
            margin-bottom: 0;
        }

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

        .section-dark .section-desc {
            color: #A8AEA5;
        }

        .text-accent {
            color: var(--accent) !important;
        }

        .text-warm {
            color: var(--accent-warm) !important;
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .hero-title {
                font-size: 2.1rem;
            }

            .kpi-board .kpi-list {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }

            .kpi-item {
                border-right: none;
                border-bottom: 1px solid var(--line);
                padding: 12px 8px;
            }

            .kpi-item:nth-child(3),
            .kpi-item:nth-child(4) {
                border-bottom: none;
            }

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

            .milestone-section .milestone-track {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }

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

        @media (max-width: 768px) {
            .section {
                padding: var(--section-pad-mobile);
            }

            .hero-section {
                padding: 48px 0 56px;
            }

            .hero-title {
                font-size: 1.7rem;
                line-height: 1.35;
            }

            .hero-subtitle {
                font-size: 1rem;
                line-height: 1.75;
            }

            .hero-compare-grid {
                grid-template-columns: 1fr;
                gap: 14px;
                margin-top: 24px;
            }

            .hero-compare-card {
                padding: 18px 20px;
            }

            .section-title {
                font-size: 1.5rem;
                line-height: 1.35;
            }

            .result-compare .compare-wrap {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .compare-col {
                padding: 20px 18px;
            }

            .quick-faq-list {
                grid-template-columns: 1fr;
                gap: 14px;
            }

            .topic-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }

            .twist-card {
                padding: 18px;
            }

            .news-item {
                flex-direction: column;
                gap: 8px;
                padding: 16px 0;
            }

            .news-date {
                width: auto;
                font-size: 0.78rem;
            }

            .news-content h4 {
                font-size: 1rem;
            }

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

            .milestone-section .milestone-track {
                grid-template-columns: 1fr;
                gap: 12px;
            }

            .tools-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }

            .cta-form-card {
                padding: 22px 20px;
            }

            .navbar .container {
                padding-top: 8px;
                padding-bottom: 8px;
            }

            .navbar-brand {
                font-size: 1.15rem;
            }

            .navbar .nav-link {
                font-size: 0.9rem;
                padding: 10px 14px;
            }

            .navbar .nav-link.active::after {
                display: none;
            }

            .site-footer {
                padding: 40px 0 24px;
            }

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

        @media (max-width: 520px) {
            .hero-title {
                font-size: 1.4rem;
            }

            .hero-actions {
                flex-direction: column;
                align-items: stretch;
            }

            .hero-actions .btn {
                width: 100%;
                text-align: center;
            }

            .hero-data-chip {
                gap: 8px;
            }

            .hero-data-chip .chip {
                font-size: 0.78rem;
                padding: 4px 10px;
            }

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

            .kpi-value {
                font-size: 1.6rem;
            }

            .section-title {
                font-size: 1.3rem;
            }

            .brand-intro .intro-text {
                font-size: 0.95rem;
                line-height: 1.8;
            }

            .compare-bar {
                width: 70px;
            }

            .cta-form-card {
                padding: 18px 16px;
            }

            .topic-card {
                flex-direction: column;
                gap: 10px;
                padding: 18px 20px;
            }

            .service-matrix .service-card {
                padding: 20px 22px;
            }
        }

/* roulang page: category1 */
:root {
            --ink: #16191C;
            --accent: #B7F046;
            --accent-strong: #A6E133;
            --accent-warm: #FF6A3D;
            --bg: #F5F6F1;
            --card: #FFFFFF;
            --text: #1B1F22;
            --muted: #6B7280;
            --line: #E5E7E0;
            --success: #2F9E6E;
            --danger: #D64545;
            --radius-card: 16px;
            --radius-btn: 12px;
            --radius-pill: 999px;
            --shadow-sm: 0 8px 24px rgba(22, 25, 28, 0.06);
            --shadow-md: 0 12px 32px rgba(22, 25, 28, 0.10);
            --font-main: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
            --transition: all 0.22s ease;
            --section-pad: 80px 0;
            --section-pad-mobile: 48px 0;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-main);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text);
            background-color: var(--bg);
            margin: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

        .container {
            max-width: 1200px;
            padding-left: 20px;
            padding-right: 20px;
        }

        .section {
            padding: var(--section-pad);
        }

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

        .section-dark {
            background: var(--ink);
            color: #E8EAE4;
        }

        .section-light {
            background: #fff;
        }

        .section-subtle {
            background: #EEEFE9;
        }

        /* ========== 导航 ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--line);
            box-shadow: 0 2px 12px rgba(22, 25, 28, 0.04);
        }

        .navbar {
            padding: 0;
        }

        .navbar .container {
            padding-top: 12px;
            padding-bottom: 12px;
        }

        .navbar-brand {
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--ink);
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 0;
        }

        .navbar-brand .brand-mark {
            width: 34px;
            height: 34px;
            background: var(--accent);
            border-radius: 8px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--ink);
            font-size: 1.1rem;
            font-weight: 800;
        }

        .navbar-brand:hover {
            color: var(--ink);
        }

        .navbar-brand .brand-name {
            color: var(--ink);
            font-weight: 700;
        }

        .navbar .nav-link {
            font-size: 0.95rem;
            font-weight: 500;
            color: #3A3F45;
            padding: 8px 14px;
            position: relative;
            border-radius: 8px;
            transition: var(--transition);
        }

        .navbar .nav-link:hover,
        .navbar .nav-link:focus {
            color: var(--ink);
            background: rgba(183, 240, 70, 0.14);
            outline: none;
        }

        .navbar .nav-link.active {
            color: var(--ink);
            background: rgba(183, 240, 70, 0.22);
        }

        .navbar .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 14px;
            right: 14px;
            height: 3px;
            background: var(--accent);
            border-radius: 3px 3px 0 0;
        }

        .navbar-toggler {
            border: 1px solid var(--line);
            border-radius: 10px;
            padding: 8px 10px;
            box-shadow: none;
        }

        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(183, 240, 70, 0.35);
            outline: none;
        }

        .btn-ghost {
            background: transparent;
            border: 1px solid var(--line);
            color: var(--text);
            border-radius: var(--radius-btn);
            padding: 8px 16px;
            font-weight: 500;
            font-size: 0.9rem;
            transition: var(--transition);
            white-space: nowrap;
        }

        .btn-ghost:hover,
        .btn-ghost:focus {
            background: rgba(183, 240, 70, 0.16);
            border-color: var(--accent);
            color: var(--ink);
            outline: none;
        }

        .mega-panel {
            background: #fff;
            border-radius: 16px;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--line);
            padding: 18px 20px;
            min-width: 300px;
        }

        .mega-panel .mega-title {
            font-size: 0.8rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            color: var(--muted);
            margin-bottom: 10px;
        }

        .mega-panel a {
            display: block;
            padding: 8px 12px;
            border-radius: 8px;
            color: #3A3F45;
            font-size: 0.92rem;
            font-weight: 500;
        }

        .mega-panel a:hover {
            background: rgba(183, 240, 70, 0.14);
            color: var(--ink);
        }

        /* ========== 面包屑 ========== */
        .breadcrumb-section {
            padding: 20px 0 0;
        }

        .breadcrumb {
            margin-bottom: 0;
            font-size: 0.85rem;
            color: var(--muted);
        }

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

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

        .breadcrumb-item+.breadcrumb-item::before {
            color: #C0C5BE;
            content: "›";
            padding: 0 8px;
        }

        .breadcrumb .breadcrumb-item.active {
            color: var(--text);
            font-weight: 500;
        }

        /* ========== 分类页首屏（紧凑横幅） ========== */
        .category-hero {
            background: var(--ink);
            color: #fff;
            padding: 64px 0 72px;
            position: relative;
            overflow: hidden;
            border-radius: 0 0 24px 24px;
            margin-bottom: 0;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/add0524edf385971.webp') center/cover no-repeat;
            opacity: 0.2;
            z-index: 0;
        }

        .category-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(22, 25, 28, 0.88) 0%, rgba(22, 25, 28, 0.96) 100%);
            z-index: 1;
        }

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

        .category-hero h1 {
            font-size: 2.4rem;
            font-weight: 700;
            line-height: 1.25;
            margin-bottom: 16px;
            color: #fff;
            letter-spacing: 0.3px;
        }

        .category-hero h1 .highlight {
            color: var(--accent);
        }

        .category-hero .hero-desc {
            font-size: 1.08rem;
            line-height: 1.8;
            color: #C9CEC6;
            max-width: 680px;
            margin-bottom: 0;
        }

        .category-hero .hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            margin-top: 20px;
            font-size: 0.85rem;
            color: #AEB4AD;
        }

        .category-hero .hero-meta span {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .category-hero .hero-meta i {
            color: var(--accent);
        }

        /* ========== 统计卡 ========== */
        .stat-card-grid {
            margin-top: -40px;
            position: relative;
            z-index: 10;
        }

        .stat-card {
            background: var(--card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--line);
            padding: 22px 24px;
            height: 100%;
            transition: var(--transition);
        }

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

        .stat-card .stat-number {
            font-size: 2.1rem;
            font-weight: 700;
            color: var(--ink);
            line-height: 1.2;
            margin-bottom: 6px;
        }

        .stat-card .stat-number .accent {
            color: var(--accent-warm);
        }

        .stat-card .stat-label {
            font-size: 0.88rem;
            color: var(--muted);
            font-weight: 500;
        }

        .stat-card .stat-icon {
            width: 42px;
            height: 42px;
            background: rgba(183, 240, 70, 0.18);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--ink);
            font-size: 1.1rem;
            margin-bottom: 12px;
        }

        /* ========== 列表主体 ========== */
        .data-list-card {
            background: var(--card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--line);
            overflow: hidden;
            transition: var(--transition);
        }

        .data-list-card:hover {
            box-shadow: var(--shadow-md);
        }

        .data-list-card .data-card-img {
            height: 180px;
            object-fit: cover;
            width: 100%;
        }

        .data-list-card .data-card-body {
            padding: 22px 24px;
        }

        .data-list-card .data-card-date {
            font-size: 0.8rem;
            color: var(--muted);
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .data-list-card .data-card-title {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 10px;
            line-height: 1.45;
        }

        .data-list-card .data-card-summary {
            font-size: 0.9rem;
            color: var(--muted);
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .btn-read {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: transparent;
            border: 1px solid var(--line);
            color: var(--text);
            border-radius: var(--radius-btn);
            padding: 7px 16px;
            font-size: 0.85rem;
            font-weight: 500;
            transition: var(--transition);
        }

        .btn-read:hover,
        .btn-read:focus {
            background: rgba(183, 240, 70, 0.22);
            border-color: var(--accent);
            color: var(--ink);
            outline: none;
        }

        .btn-read i {
            font-size: 0.75rem;
        }

        /* ========== 标签 ========== */
        .badge-tag {
            display: inline-block;
            background: rgba(183, 240, 70, 0.2);
            color: var(--ink);
            font-size: 0.75rem;
            font-weight: 500;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            margin-right: 6px;
            margin-bottom: 6px;
        }

        .badge-tag.warm {
            background: rgba(255, 106, 61, 0.15);
            color: #C84E2A;
        }

        .badge-tag.info {
            background: rgba(47, 158, 110, 0.15);
            color: #1F7A56;
        }

        /* ========== 按钮 ========== */
        .btn-primary-accent {
            background: var(--accent);
            border: none;
            color: var(--ink);
            font-weight: 600;
            border-radius: var(--radius-btn);
            padding: 12px 28px;
            font-size: 1rem;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-primary-accent:hover,
        .btn-primary-accent:focus {
            background: var(--accent-strong);
            color: var(--ink);
            transform: translateY(-1px);
            box-shadow: var(--shadow-sm);
            outline: none;
        }

        .btn-primary-accent:active {
            box-shadow: 0 2px 8px rgba(22, 25, 28, 0.1);
            transform: translateY(0);
        }

        .btn-outline-accent {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.35);
            color: #fff;
            border-radius: var(--radius-btn);
            padding: 11px 24px;
            font-size: 0.95rem;
            font-weight: 500;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-outline-accent:hover,
        .btn-outline-accent:focus {
            background: rgba(255, 255, 255, 0.08);
            border-color: var(--accent);
            color: #fff;
            outline: none;
        }

        /* ========== 迷你卡片 ========== */
        .mini-card {
            background: var(--card);
            border-radius: 14px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--line);
            padding: 18px 20px;
            transition: var(--transition);
            height: 100%;
        }

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

        .mini-card .mini-icon {
            width: 36px;
            height: 36px;
            border-radius: 9px;
            background: rgba(183, 240, 70, 0.18);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 10px;
            color: var(--ink);
            font-size: 0.95rem;
        }

        .mini-card .mini-title {
            font-size: 0.92rem;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 4px;
        }

        .mini-card .mini-desc {
            font-size: 0.82rem;
            color: var(--muted);
            line-height: 1.6;
        }

        /* ========== 专题导览 ========== */
        .topic-entry {
            background: var(--card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--line);
            padding: 28px 30px;
            transition: var(--transition);
            height: 100%;
            display: flex;
            align-items: center;
            gap: 20px;
        }

        .topic-entry:hover {
            box-shadow: var(--shadow-md);
        }

        .topic-entry .topic-icon {
            width: 56px;
            height: 56px;
            border-radius: 14px;
            background: rgba(183, 240, 70, 0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--ink);
            flex-shrink: 0;
        }

        .topic-entry .topic-text h3 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 6px;
        }

        .topic-entry .topic-text p {
            font-size: 0.85rem;
            color: var(--muted);
            margin-bottom: 0;
            line-height: 1.6;
        }

        /* ========== FAQ ========== */
        .accordion-custom .accordion-item {
            border: 1px solid var(--line);
            border-radius: 12px !important;
            margin-bottom: 12px;
            overflow: hidden;
            background: var(--card);
            box-shadow: var(--shadow-sm);
        }

        .accordion-custom .accordion-button {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text);
            padding: 18px 22px;
            background: var(--card);
            border: none;
            box-shadow: none;
            border-radius: 12px !important;
        }

        .accordion-custom .accordion-button:not(.collapsed) {
            background: rgba(183, 240, 70, 0.14);
            color: var(--ink);
            box-shadow: none;
        }

        .accordion-custom .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(183, 240, 70, 0.35);
            outline: none;
        }

        .accordion-custom .accordion-body {
            font-size: 0.92rem;
            color: var(--muted);
            line-height: 1.75;
            padding: 16px 22px 20px;
        }

        /* ========== CTA / 表单 ========== */
        .cta-section {
            background: var(--ink);
            border-radius: 20px;
            padding: 48px 48px;
            color: #E8EAE4;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/fa237862fa1e258c.webp') center/cover no-repeat;
            opacity: 0.15;
            z-index: 0;
        }

        .cta-section .container,
        .cta-section .row {
            position: relative;
            z-index: 2;
        }

        .cta-section h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }

        .cta-section p {
            color: #B8BEB6;
            font-size: 0.95rem;
        }

        .form-control-custom {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 10px;
            padding: 12px 16px;
            color: #fff;
            font-size: 0.95rem;
            transition: var(--transition);
            width: 100%;
        }

        .form-control-custom::placeholder {
            color: #8A9288;
        }

        .form-control-custom:focus {
            outline: none;
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(183, 240, 70, 0.25);
            background: rgba(255, 255, 255, 0.1);
        }

        .btn-submit-accent {
            background: var(--accent);
            border: none;
            color: var(--ink);
            font-weight: 600;
            border-radius: 10px;
            padding: 12px 24px;
            font-size: 0.95rem;
            transition: var(--transition);
            white-space: nowrap;
            width: 100%;
        }

        .btn-submit-accent:hover,
        .btn-submit-accent:focus {
            background: var(--accent-strong);
            outline: none;
            transform: translateY(-1px);
        }

        /* ========== 工具条 ========== */
        .tool-card {
            background: var(--card);
            border-radius: 14px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--line);
            padding: 20px 24px;
            transition: var(--transition);
            height: 100%;
            display: flex;
            align-items: center;
            gap: 14px;
        }

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

        .tool-card .tool-icon {
            width: 44px;
            height: 44px;
            border-radius: 11px;
            background: rgba(183, 240, 70, 0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: var(--ink);
            flex-shrink: 0;
        }

        .tool-card .tool-title {
            font-size: 0.92rem;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 2px;
        }

        .tool-card .tool-desc {
            font-size: 0.8rem;
            color: var(--muted);
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--ink);
            color: #B8BEB6;
            padding: 56px 0 28px;
            margin-top: 0;
        }

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

        .site-footer .footer-brand .brand-mark {
            width: 34px;
            height: 34px;
            background: var(--accent);
            border-radius: 8px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--ink);
            font-size: 1rem;
        }

        .site-footer p {
            font-size: 0.88rem;
            color: #9BA29A;
            line-height: 1.7;
            max-width: 280px;
        }

        .site-footer .footer-title {
            font-size: 0.9rem;
            font-weight: 600;
            color: #E8EAE4;
            margin-bottom: 16px;
        }

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

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

        .site-footer ul li a {
            color: #9BA29A;
            font-size: 0.88rem;
            transition: var(--transition);
        }

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

        .site-footer .footer-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .site-footer .footer-tags .tag {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            color: #B8BEB6;
            font-size: 0.78rem;
            padding: 5px 14px;
            border-radius: var(--radius-pill);
            transition: var(--transition);
        }

        .site-footer .footer-tags .tag:hover {
            background: rgba(183, 240, 70, 0.18);
            border-color: var(--accent);
            color: var(--accent);
        }

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            margin-top: 36px;
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            font-size: 0.8rem;
            color: #7A8278;
        }

        .site-footer .footer-bottom a {
            color: #9BA29A;
            transition: var(--transition);
        }

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

        /* ========== 章节标题 ========== */
        .section-head {
            margin-bottom: 36px;
        }

        .section-head h2 {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--text);
            line-height: 1.35;
            margin-bottom: 8px;
        }

        .section-head h2 .highlight {
            color: var(--accent-warm);
        }

        .section-head p {
            font-size: 0.95rem;
            color: var(--muted);
            margin-bottom: 0;
            max-width: 600px;
        }

        /* ========== 响应式 ========== */
        @media (max-width: 991px) {
            .category-hero h1 {
                font-size: 2rem;
            }

            .cta-section {
                padding: 36px 28px;
            }

            .navbar .container {
                padding-top: 10px;
                padding-bottom: 10px;
            }

            .navbar-collapse {
                background: #fff;
                border-radius: 12px;
                padding: 16px;
                margin-top: 10px;
                box-shadow: var(--shadow-md);
            }
        }

        @media (max-width: 767px) {
            :root {
                --section-pad: 48px 0;
            }

            .section {
                padding: var(--section-pad);
            }

            .category-hero {
                padding: 44px 0 56px;
                border-radius: 0 0 16px 16px;
            }

            .category-hero h1 {
                font-size: 1.7rem;
            }

            .category-hero .hero-desc {
                font-size: 0.95rem;
            }

            .stat-card-grid {
                margin-top: -24px;
            }

            .stat-card {
                padding: 16px 18px;
            }

            .stat-card .stat-number {
                font-size: 1.5rem;
            }

            .cta-section {
                padding: 28px 20px;
                border-radius: 14px;
            }

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

            .section-head h2 {
                font-size: 1.45rem;
            }

            .data-list-card .data-card-body {
                padding: 16px 18px;
            }

            .topic-entry {
                padding: 20px 18px;
                flex-direction: column;
                align-items: flex-start;
                gap: 14px;
            }

            .site-footer {
                padding: 40px 0 20px;
            }

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

        @media (max-width: 520px) {
            .category-hero h1 {
                font-size: 1.4rem;
            }

            .category-hero .hero-desc {
                font-size: 0.88rem;
            }

            .btn-primary-accent {
                padding: 10px 20px;
                font-size: 0.9rem;
            }

            .btn-outline-accent {
                padding: 9px 18px;
                font-size: 0.85rem;
            }

            .stat-card {
                padding: 14px 16px;
            }

            .stat-card .stat-number {
                font-size: 1.35rem;
            }

            .data-list-card .data-card-summary {
                font-size: 0.82rem;
            }

            .mini-card {
                padding: 14px 16px;
            }

            .tool-card {
                padding: 14px 16px;
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }

            .accordion-custom .accordion-button {
                font-size: 0.9rem;
                padding: 14px 16px;
            }

            .accordion-custom .accordion-body {
                font-size: 0.85rem;
                padding: 12px 16px 16px;
            }
        }

/* roulang page: category2 */
:root {
            --ink: #16191C;
            --accent: #B7F046;
            --accent-strong: #A6E133;
            --accent-warm: #FF6A3D;
            --bg: #F5F6F1;
            --card: #FFFFFF;
            --text: #1B1F22;
            --muted: #6B7280;
            --line: #E5E7E0;
            --success: #2F9E6E;
            --danger: #D64545;
            --radius-card: 16px;
            --radius-btn: 12px;
            --radius-pill: 999px;
            --shadow-sm: 0 8px 24px rgba(22, 25, 28, 0.06);
            --shadow-md: 0 12px 32px rgba(22, 25, 28, 0.10);
            --font-main: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
            --transition: all 0.22s ease;
            --section-pad: 72px 0;
            --section-pad-mobile: 44px 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-main);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text);
            background-color: var(--bg);
            margin: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            max-width: 1200px;
            padding-left: 20px;
            padding-right: 20px;
        }
        .section {
            padding: var(--section-pad);
        }
        .section-tight {
            padding: 40px 0;
        }
        .section-dark {
            background: var(--ink);
            color: #E8EAE4;
        }
        .section-light {
            background: #fff;
        }
        .section-subtle {
            background: #EEEFE9;
        }

        /* ========== 导航 ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--line);
            box-shadow: 0 2px 12px rgba(22, 25, 28, 0.04);
        }
        .navbar {
            padding: 0;
        }
        .navbar .container {
            padding-top: 12px;
            padding-bottom: 12px;
        }
        .navbar-brand {
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--ink);
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 0;
        }
        .navbar-brand .brand-mark {
            width: 34px;
            height: 34px;
            background: var(--accent);
            border-radius: 8px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--ink);
            font-size: 1.1rem;
            font-weight: 800;
        }
        .navbar-brand:hover {
            color: var(--ink);
        }
        .navbar-brand .brand-name {
            color: var(--ink);
            font-weight: 700;
        }
        .navbar .nav-link {
            font-size: 0.95rem;
            font-weight: 500;
            color: #3A3F45;
            padding: 8px 14px;
            position: relative;
            border-radius: 8px;
            transition: var(--transition);
        }
        .navbar .nav-link:hover,
        .navbar .nav-link:focus {
            color: var(--ink);
            background: rgba(183, 240, 70, 0.14);
            outline: none;
        }
        .navbar .nav-link.active {
            color: var(--ink);
            background: rgba(183, 240, 70, 0.22);
        }
        .navbar .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 14px;
            right: 14px;
            height: 3px;
            background: var(--accent);
            border-radius: 3px 3px 0 0;
        }
        .navbar-toggler {
            border: 1px solid var(--line);
            border-radius: 10px;
            padding: 8px 10px;
            box-shadow: none;
        }
        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(183, 240, 70, 0.35);
            outline: none;
        }
        .mega-collapse {
            background: rgba(255, 255, 255, 0.97);
            border-top: 1px solid var(--line);
        }
        .mega-panel {
            background: #fff;
            border-radius: 16px;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--line);
            padding: 18px 20px;
        }
        .mega-panel .mega-title {
            font-size: 0.8rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            color: var(--muted);
            margin-bottom: 10px;
        }
        .mega-panel a {
            display: block;
            padding: 8px 12px;
            border-radius: 8px;
            color: #3A3F45;
            font-size: 0.92rem;
            font-weight: 500;
        }
        .mega-panel a:hover {
            background: rgba(183, 240, 70, 0.14);
            color: var(--ink);
        }
        .btn-ghost {
            background: transparent;
            border: 1px solid var(--line);
            border-radius: var(--radius-btn);
            padding: 8px 16px;
            color: #3A3F45;
            font-weight: 500;
            transition: var(--transition);
        }
        .btn-ghost:hover {
            background: rgba(183, 240, 70, 0.14);
            border-color: var(--accent);
            color: var(--ink);
        }

        /* ========== 面包屑 / 分类首屏 ========== */
        .page-banner {
            background: var(--ink);
            color: #fff;
            padding: 48px 0 40px;
            position: relative;
            overflow: hidden;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/98da335fe83abf02.jpg') center/cover no-repeat;
            opacity: 0.18;
            z-index: 0;
        }
        .page-banner::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(22,25,28,0.88) 0%, rgba(22,25,28,0.95) 100%);
            z-index: 1;
        }
        .page-banner .container {
            position: relative;
            z-index: 2;
        }
        .breadcrumb {
            margin-bottom: 16px;
            --bs-breadcrumb-divider-color: #9CA3AF;
            --bs-breadcrumb-item-active-color: #D1D5DB;
        }
        .breadcrumb a {
            color: #B7F046;
            font-size: 0.88rem;
            font-weight: 500;
        }
        .breadcrumb a:hover {
            color: #D4F870;
            text-decoration: underline;
        }
        .breadcrumb .breadcrumb-item.active {
            color: #D1D5DB;
            font-size: 0.88rem;
        }
        .page-banner h1 {
            font-size: 2.2rem;
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 12px;
            color: #fff;
            letter-spacing: 0.3px;
        }
        .page-banner h1 .highlight {
            color: var(--accent);
        }
        .page-banner .banner-desc {
            font-size: 1.02rem;
            line-height: 1.8;
            color: #C9CEC4;
            max-width: 780px;
            margin-bottom: 0;
        }

        /* ========== 通用按钮 ========== */
        .btn-primary-accent {
            background: var(--accent);
            border: none;
            color: var(--ink);
            font-weight: 600;
            border-radius: var(--radius-btn);
            padding: 10px 22px;
            font-size: 0.95rem;
            transition: var(--transition);
            box-shadow: 0 2px 8px rgba(183, 240, 70, 0.25);
        }
        .btn-primary-accent:hover,
        .btn-primary-accent:focus {
            background: var(--accent-strong);
            color: var(--ink);
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(183, 240, 70, 0.35);
            outline: none;
        }
        .btn-primary-accent:active {
            transform: translateY(0);
            box-shadow: 0 2px 6px rgba(183, 240, 70, 0.2);
        }
        .btn-outline-accent {
            background: transparent;
            border: 1px solid var(--line);
            color: var(--text);
            font-weight: 500;
            border-radius: var(--radius-btn);
            padding: 10px 20px;
            font-size: 0.92rem;
            transition: var(--transition);
        }
        .btn-outline-accent:hover,
        .btn-outline-accent:focus {
            background: rgba(183, 240, 70, 0.14);
            border-color: var(--accent);
            color: var(--ink);
            outline: none;
        }
        .btn-outline-accent:active {
            background: rgba(183, 240, 70, 0.22);
        }

        /* ========== 资讯列表卡片 ========== */
        .news-card {
            background: var(--card);
            border: 1px solid var(--line);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            height: 100%;
        }
        .news-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: rgba(183, 240, 70, 0.4);
        }
        .news-card .news-img {
            height: 200px;
            overflow: hidden;
            position: relative;
        }
        .news-card .news-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.35s ease;
        }
        .news-card:hover .news-img img {
            transform: scale(1.04);
        }
        .news-card .news-body {
            padding: 20px 22px 22px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .news-card .news-date {
            font-size: 0.8rem;
            color: var(--muted);
            font-weight: 500;
            letter-spacing: 0.3px;
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .news-card .news-date i {
            color: var(--accent-warm);
            font-size: 0.75rem;
        }
        .news-card .news-title {
            font-size: 1.1rem;
            font-weight: 600;
            line-height: 1.5;
            color: var(--text);
            margin-bottom: 10px;
        }
        .news-card .news-title a {
            color: inherit;
        }
        .news-card .news-title a:hover {
            color: #4A7A00;
        }
        .news-card .news-excerpt {
            font-size: 0.9rem;
            color: var(--muted);
            line-height: 1.7;
            flex: 1;
            margin-bottom: 16px;
        }
        .news-card .btn-read {
            align-self: flex-start;
            background: transparent;
            border: 1px solid var(--line);
            border-radius: var(--radius-btn);
            color: var(--text);
            font-size: 0.85rem;
            font-weight: 500;
            padding: 7px 16px;
            transition: var(--transition);
        }
        .news-card .btn-read:hover {
            background: var(--accent);
            border-color: var(--accent);
            color: var(--ink);
        }
        .news-card .btn-read i {
            margin-left: 4px;
            font-size: 0.75rem;
        }

        /* ========== 热门摘要 mini 卡片 ========== */
        .hot-card {
            background: var(--card);
            border: 1px solid var(--line);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-sm);
            padding: 18px 20px;
            height: 100%;
            transition: var(--transition);
        }
        .hot-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .hot-card .hot-icon {
            width: 40px;
            height: 40px;
            background: rgba(183, 240, 70, 0.18);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #4A7A00;
            font-size: 1.1rem;
            margin-bottom: 12px;
        }
        .hot-card .hot-title {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 6px;
        }
        .hot-card .hot-value {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--ink);
            line-height: 1.3;
        }
        .hot-card .hot-label {
            font-size: 0.8rem;
            color: var(--muted);
        }

        /* ========== 专题导览 ========== */
        .topic-card {
            background: var(--ink);
            border-radius: var(--radius-card);
            overflow: hidden;
            position: relative;
            min-height: 200px;
            display: flex;
            align-items: flex-end;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            border: 1px solid rgba(255,255,255,0.06);
        }
        .topic-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .topic-card img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.45;
        }
        .topic-card .topic-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 20%, rgba(22,25,28,0.88) 100%);
        }
        .topic-card .topic-content {
            position: relative;
            z-index: 2;
            padding: 24px;
            color: #fff;
            width: 100%;
        }
        .topic-card .topic-tag {
            display: inline-block;
            background: var(--accent);
            color: var(--ink);
            font-size: 0.72rem;
            font-weight: 600;
            border-radius: var(--radius-pill);
            padding: 4px 12px;
            margin-bottom: 10px;
        }
        .topic-card .topic-title {
            font-size: 1.05rem;
            font-weight: 600;
            line-height: 1.5;
            margin-bottom: 4px;
        }
        .topic-card .topic-link {
            font-size: 0.85rem;
            color: #C9CEC4;
            font-weight: 500;
        }
        .topic-card .topic-link:hover {
            color: var(--accent);
        }

        /* ========== 订阅 CTA ========== */
        .cta-section {
            background: var(--ink);
            border-radius: var(--radius-card);
            padding: 36px 40px;
            box-shadow: var(--shadow-md);
            border: 1px solid rgba(183, 240, 70, 0.15);
        }
        .cta-section .cta-title {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }
        .cta-section .cta-desc {
            font-size: 0.92rem;
            color: #C9CEC4;
            line-height: 1.7;
            margin-bottom: 0;
        }
        .cta-section .form-control {
            background: rgba(255,255,255,0.06);
            border: 1px solid rgba(255,255,255,0.16);
            border-radius: var(--radius-btn);
            padding: 11px 16px;
            color: #fff;
            font-size: 0.92rem;
            transition: var(--transition);
        }
        .cta-section .form-control::placeholder {
            color: #9CA3AF;
        }
        .cta-section .form-control:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(183, 240, 70, 0.2);
            background: rgba(255,255,255,0.1);
            color: #fff;
            outline: none;
        }

        /* ========== FAQ ========== */
        .accordion-item {
            border: 1px solid var(--line);
            border-radius: 12px !important;
            overflow: hidden;
            margin-bottom: 12px;
            background: var(--card);
            box-shadow: var(--shadow-sm);
        }
        .accordion-button {
            font-size: 0.98rem;
            font-weight: 600;
            color: var(--text);
            background: var(--card);
            padding: 16px 20px;
            border-radius: 12px !important;
            transition: var(--transition);
        }
        .accordion-button:not(.collapsed) {
            background: rgba(183, 240, 70, 0.1);
            color: var(--ink);
            box-shadow: none;
        }
        .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(183, 240, 70, 0.3);
            outline: none;
            border-color: var(--accent);
        }
        .accordion-button::after {
            filter: brightness(0) saturate(100%) invert(0.3);
        }
        .accordion-body {
            font-size: 0.92rem;
            color: var(--muted);
            line-height: 1.8;
            padding: 14px 20px 18px;
        }

        /* ========== 数据工具区 ========== */
        .tool-box {
            background: var(--card);
            border: 1px solid var(--line);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-sm);
            padding: 24px 28px;
            transition: var(--transition);
        }
        .tool-box:hover {
            box-shadow: var(--shadow-md);
        }
        .tool-box .tool-title {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .tool-box .tool-title i {
            color: #4A7A00;
        }
        .tool-box .tool-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .tool-box .tool-list li {
            padding: 8px 0;
            border-bottom: 1px solid var(--line);
            font-size: 0.9rem;
            color: #3A3F45;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .tool-box .tool-list li:last-child {
            border-bottom: none;
        }
        .tool-box .tool-list a {
            color: var(--muted);
            font-size: 0.85rem;
            font-weight: 500;
        }
        .tool-box .tool-list a:hover {
            color: #4A7A00;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--ink);
            color: #C9CEC4;
            padding: 56px 0 28px;
            border-top: 1px solid rgba(255,255,255,0.06);
        }
        .footer-brand {
            font-size: 1.25rem;
            font-weight: 700;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 12px;
        }
        .footer-brand .brand-mark {
            width: 32px;
            height: 32px;
            background: var(--accent);
            border-radius: 8px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--ink);
            font-size: 0.95rem;
            font-weight: 800;
        }
        .site-footer p {
            font-size: 0.88rem;
            line-height: 1.7;
            color: #9CA3AF;
            margin-bottom: 0;
        }
        .footer-title {
            font-size: 0.82rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            color: #6B7280;
            margin-bottom: 14px;
        }
        .site-footer ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer ul li {
            margin-bottom: 8px;
        }
        .site-footer ul li a {
            font-size: 0.9rem;
            color: #C9CEC4;
            font-weight: 400;
            transition: var(--transition);
        }
        .site-footer ul li a:hover {
            color: var(--accent);
        }
        .footer-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .footer-tags .tag {
            display: inline-block;
            background: rgba(255,255,255,0.06);
            border: 1px solid rgba(255,255,255,0.12);
            border-radius: var(--radius-pill);
            padding: 5px 14px;
            font-size: 0.8rem;
            color: #C9CEC4;
            transition: var(--transition);
        }
        .footer-tags .tag:hover {
            background: rgba(183, 240, 70, 0.18);
            border-color: rgba(183, 240, 70, 0.4);
            color: var(--accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.08);
            margin-top: 40px;
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: space-between;
            align-items: center;
            font-size: 0.82rem;
            color: #6B7280;
        }
        .footer-bottom a {
            color: #9CA3AF;
            text-decoration: none;
            font-size: 0.82rem;
            transition: var(--transition);
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }

        /* ========== 响应式 ========== */
        @media (max-width: 991px) {
            .navbar .container {
                padding-top: 8px;
                padding-bottom: 8px;
            }
            .navbar-collapse {
                background: #fff;
                border-radius: 12px;
                padding: 12px 16px;
                margin-top: 8px;
                border: 1px solid var(--line);
                box-shadow: var(--shadow-sm);
            }
            .navbar .nav-link {
                padding: 10px 12px;
                font-size: 1rem;
            }
            .navbar .nav-link.active::after {
                display: none;
            }
            .page-banner {
                padding: 40px 0 32px;
            }
            .page-banner h1 {
                font-size: 1.7rem;
            }
            .page-banner .banner-desc {
                font-size: 0.95rem;
            }
        }
        @media (max-width: 767px) {
            :root {
                --section-pad: var(--section-pad-mobile);
            }
            .section {
                padding: var(--section-pad-mobile);
            }
            .news-card .news-img {
                height: 160px;
            }
            .cta-section {
                padding: 28px 22px;
            }
            .tool-box {
                padding: 18px 20px;
            }
            .page-banner h1 {
                font-size: 1.45rem;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
        }
        @media (max-width: 520px) {
            body {
                font-size: 15px;
            }
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .navbar-brand {
                font-size: 1.15rem;
            }
            .navbar-brand .brand-mark {
                width: 30px;
                height: 30px;
                font-size: 0.95rem;
            }
            .page-banner h1 {
                font-size: 1.3rem;
            }
            .news-card .news-body {
                padding: 16px 16px 18px;
            }
            .news-card .news-title {
                font-size: 1rem;
            }
            .hot-card .hot-value {
                font-size: 1.25rem;
            }
            .cta-section .cta-title {
                font-size: 1.15rem;
            }
            .accordion-button {
                font-size: 0.9rem;
                padding: 14px 16px;
            }
        }

/* roulang page: category3 */
:root {
            --ink: #16191C;
            --accent: #B7F046;
            --accent-strong: #A6E133;
            --accent-warm: #FF6A3D;
            --bg: #F5F6F1;
            --card: #FFFFFF;
            --text: #1B1F22;
            --muted: #6B7280;
            --line: #E5E7E0;
            --success: #2F9E6E;
            --danger: #D64545;
            --radius-card: 16px;
            --radius-btn: 12px;
            --radius-pill: 999px;
            --shadow-sm: 0 8px 24px rgba(22, 25, 28, 0.06);
            --shadow-md: 0 12px 32px rgba(22, 25, 28, 0.10);
            --font-main: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
            --transition: all 0.22s ease;
            --section-pad: 80px 0;
            --section-pad-mobile: 48px 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: var(--font-main);
            font-size: 1rem;
            line-height: 1.8;
            color: var(--text);
            background-color: var(--bg);
            margin: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        a:hover {
            color: var(--ink);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            max-width: 1200px;
            padding-left: 20px;
            padding-right: 20px;
        }
        .section {
            padding: var(--section-pad);
        }
        .section-tight {
            padding: 48px 0;
        }
        .section-dark {
            background: var(--ink);
            color: #E8EAE4;
        }
        .section-light {
            background: #fff;
        }
        .section-subtle {
            background: #EEEFE9;
        }

        /* ========== 导航 ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--line);
            box-shadow: 0 2px 12px rgba(22, 25, 28, 0.04);
        }
        .navbar {
            padding: 0;
        }
        .navbar .container {
            padding-top: 12px;
            padding-bottom: 12px;
        }
        .navbar-brand {
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--ink);
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 0;
        }
        .navbar-brand .brand-mark {
            width: 34px;
            height: 34px;
            background: var(--accent);
            border-radius: 8px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--ink);
            font-size: 1.1rem;
            font-weight: 800;
        }
        .navbar-brand:hover {
            color: var(--ink);
        }
        .navbar-brand .brand-name {
            color: var(--ink);
            font-weight: 700;
        }
        .navbar .nav-link {
            font-size: 0.95rem;
            font-weight: 500;
            color: #3A3F45;
            padding: 8px 14px;
            position: relative;
            border-radius: 8px;
            transition: var(--transition);
        }
        .navbar .nav-link:hover,
        .navbar .nav-link:focus {
            color: var(--ink);
            background: rgba(183, 240, 70, 0.14);
            outline: none;
        }
        .navbar .nav-link.active {
            color: var(--ink);
            background: rgba(183, 240, 70, 0.22);
        }
        .navbar .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 14px;
            right: 14px;
            height: 3px;
            background: var(--accent);
            border-radius: 3px 3px 0 0;
        }
        .navbar-toggler {
            border: 1px solid var(--line);
            border-radius: 10px;
            padding: 8px 10px;
            box-shadow: none;
        }
        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(183, 240, 70, 0.35);
            outline: none;
        }
        .btn-ghost {
            background: transparent;
            border: 1px solid var(--line);
            border-radius: var(--radius-btn);
            padding: 8px 16px;
            font-weight: 500;
            color: var(--text);
            transition: var(--transition);
            cursor: pointer;
            white-space: nowrap;
        }
        .btn-ghost:hover {
            background: rgba(183, 240, 70, 0.14);
            border-color: var(--accent);
            color: var(--ink);
        }
        .btn-ghost:focus {
            outline: none;
            box-shadow: 0 0 0 3px rgba(183, 240, 70, 0.35);
        }
        .mega-panel {
            background: #fff;
            border-radius: 16px;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--line);
            padding: 18px 20px;
        }
        .mega-panel .mega-title {
            font-size: 0.8rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            color: var(--muted);
            margin-bottom: 10px;
        }
        .mega-panel a {
            display: block;
            padding: 8px 12px;
            border-radius: 8px;
            color: #3A3F45;
            font-size: 0.92rem;
            font-weight: 500;
        }
        .mega-panel a:hover {
            background: rgba(183, 240, 70, 0.14);
            color: var(--ink);
        }

        /* ========== 面包屑 ========== */
        .breadcrumb-section {
            background: var(--ink);
            padding: 28px 0;
            position: relative;
            overflow: hidden;
        }
        .breadcrumb-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/98da335fe83abf02.jpg') center/cover no-repeat;
            opacity: 0.25;
            z-index: 0;
        }
        .breadcrumb-section::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(22,25,28,0.88) 0%, rgba(22,25,28,0.95) 100%);
            z-index: 1;
        }
        .breadcrumb-section .container {
            position: relative;
            z-index: 2;
        }
        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: #B8BDB5;
            margin-bottom: 8px;
            flex-wrap: wrap;
        }
        .breadcrumb-nav a {
            color: #B8BDB5;
        }
        .breadcrumb-nav a:hover {
            color: var(--accent);
        }
        .breadcrumb-nav .sep {
            color: #5A5F57;
        }
        .breadcrumb-nav .current {
            color: var(--accent);
            font-weight: 500;
        }
        .breadcrumb-section h1 {
            font-size: 2.2rem;
            font-weight: 700;
            color: #fff;
            margin: 0 0 10px;
            letter-spacing: 0.5px;
            line-height: 1.3;
        }
        .breadcrumb-section h1 .highlight {
            color: var(--accent);
        }
        .breadcrumb-section .lead-text {
            font-size: 1.05rem;
            color: #C9CFC4;
            line-height: 1.75;
            max-width: 720px;
            margin-bottom: 0;
        }

        /* ========== 榜单卡片主体 ========== */
        .ranking-card {
            background: var(--card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--line);
            overflow: hidden;
            transition: var(--transition);
            height: 100%;
        }
        .ranking-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .ranking-card .rank-badge {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.05rem;
            flex-shrink: 0;
        }
        .rank-badge.top1 {
            background: #FFD700;
            color: #1B1F22;
        }
        .rank-badge.top2 {
            background: #C0C0C0;
            color: #1B1F22;
        }
        .rank-badge.top3 {
            background: #CD7F32;
            color: #fff;
        }
        .rank-badge.normal {
            background: #F0F1EA;
            color: var(--text);
            font-size: 0.92rem;
        }
        .ranking-card .team-name {
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--text);
            margin-bottom: 2px;
        }
        .ranking-card .team-tag {
            font-size: 0.78rem;
            color: var(--muted);
            background: #F5F6F1;
            padding: 2px 10px;
            border-radius: var(--radius-pill);
            display: inline-block;
        }
        .ranking-card .rank-change {
            font-size: 0.78rem;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: var(--radius-pill);
            white-space: nowrap;
        }
        .rank-change.up {
            background: rgba(47, 158, 110, 0.14);
            color: var(--success);
        }
        .rank-change.down {
            background: rgba(214, 69, 69, 0.12);
            color: var(--danger);
        }
        .rank-change.same {
            background: #F0F1EA;
            color: var(--muted);
        }
        .ranking-card .stats-row {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            margin-top: 8px;
        }
        .ranking-card .stats-row .stat-item {
            font-size: 0.85rem;
            color: var(--muted);
        }
        .ranking-card .stats-row .stat-item strong {
            color: var(--text);
            font-weight: 600;
            font-size: 1rem;
        }
        .ranking-card .point-display {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--ink);
            line-height: 1;
        }
        .ranking-card .point-display small {
            font-size: 0.75rem;
            font-weight: 400;
            color: var(--muted);
        }
        .ranking-list-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 24px;
        }
        .ranking-list-header h2 {
            font-size: 1.6rem;
            font-weight: 700;
            margin: 0;
            color: var(--text);
        }
        .ranking-list-header .season-tag {
            background: var(--accent);
            color: var(--ink);
            font-weight: 600;
            font-size: 0.82rem;
            padding: 4px 14px;
            border-radius: var(--radius-pill);
        }
        .ranking-list-header .update-info {
            font-size: 0.82rem;
            color: var(--muted);
        }

        /* ========== 数据摘要迷你卡 ========== */
        .mini-stat-card {
            background: var(--card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--line);
            padding: 20px;
            text-align: center;
            height: 100%;
            transition: var(--transition);
        }
        .mini-stat-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .mini-stat-card .stat-icon {
            width: 42px;
            height: 42px;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 12px;
            font-size: 1.1rem;
        }
        .mini-stat-card .stat-value {
            font-size: 1.7rem;
            font-weight: 700;
            color: var(--text);
            line-height: 1.2;
            margin-bottom: 4px;
        }
        .mini-stat-card .stat-label {
            font-size: 0.85rem;
            color: var(--muted);
        }
        .stat-icon.green {
            background: rgba(183, 240, 70, 0.18);
            color: #5A8A00;
        }
        .stat-icon.orange {
            background: rgba(255, 106, 61, 0.14);
            color: var(--accent-warm);
        }
        .stat-icon.blue {
            background: rgba(70, 120, 200, 0.12);
            color: #2F5A9E;
        }
        .stat-icon.purple {
            background: rgba(140, 80, 200, 0.12);
            color: #6B3FA0;
        }

        /* ========== 积分规则说明 ========== */
        .rule-item {
            display: flex;
            gap: 16px;
            padding: 16px 0;
            border-bottom: 1px solid var(--line);
        }
        .rule-item:last-child {
            border-bottom: none;
        }
        .rule-item .rule-num {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: rgba(183, 240, 70, 0.18);
            color: #5A8A00;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-size: 0.9rem;
        }
        .rule-item .rule-text h4 {
            font-size: 1rem;
            font-weight: 600;
            margin: 0 0 4px;
            color: var(--text);
        }
        .rule-item .rule-text p {
            font-size: 0.9rem;
            color: var(--muted);
            margin: 0;
            line-height: 1.7;
        }

        /* ========== 专题导览 ========== */
        .topic-entry-card {
            background: var(--card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--line);
            overflow: hidden;
            transition: var(--transition);
            height: 100%;
            display: block;
        }
        .topic-entry-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .topic-entry-card .topic-image {
            height: 160px;
            background-size: cover;
            background-position: center;
            position: relative;
        }
        .topic-entry-card .topic-body {
            padding: 18px 20px;
        }
        .topic-entry-card .topic-title {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 6px;
        }
        .topic-entry-card .topic-desc {
            font-size: 0.88rem;
            color: var(--muted);
            line-height: 1.7;
            margin-bottom: 12px;
        }
        .topic-entry-card .topic-link {
            font-size: 0.85rem;
            font-weight: 600;
            color: #5A8A00;
        }
        .topic-entry-card .topic-link:hover {
            color: var(--ink);
        }

        /* ========== FAQ ========== */
        .accordion-custom .accordion-item {
            background: var(--card);
            border: 1px solid var(--line);
            border-radius: var(--radius-card) !important;
            margin-bottom: 12px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }
        .accordion-custom .accordion-button {
            background: var(--card);
            color: var(--text);
            font-weight: 600;
            font-size: 1rem;
            padding: 18px 22px;
            border-radius: var(--radius-card) !important;
            box-shadow: none;
            border: none;
            line-height: 1.5;
        }
        .accordion-custom .accordion-button:not(.collapsed) {
            background: rgba(183, 240, 70, 0.12);
            color: var(--text);
            box-shadow: none;
        }
        .accordion-custom .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(183, 240, 70, 0.35);
            outline: none;
            border-color: var(--accent);
        }
        .accordion-custom .accordion-button::after {
            background-size: 1.1rem;
            width: 1.1rem;
            height: 1.1rem;
            filter: invert(0.3);
        }
        .accordion-custom .accordion-body {
            padding: 16px 22px 20px;
            font-size: 0.95rem;
            color: var(--muted);
            line-height: 1.8;
            background: #FAFBF8;
        }

        /* ========== CTA / 订阅表单 ========== */
        .cta-section {
            background: var(--ink);
            border-radius: var(--radius-card);
            padding: 48px 40px;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/8a42a905869d69f5.webp') center/cover no-repeat;
            opacity: 0.15;
            z-index: 0;
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
        }
        .cta-section h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }
        .cta-section p {
            color: #B8BDB5;
            font-size: 0.98rem;
            margin-bottom: 24px;
        }
        .form-control-custom {
            background: #fff;
            border: 1px solid var(--line);
            border-radius: var(--radius-btn);
            padding: 12px 16px;
            font-size: 0.95rem;
            color: var(--text);
            transition: var(--transition);
            width: 100%;
            font-family: var(--font-main);
        }
        .form-control-custom::placeholder {
            color: #9CA3AF;
        }
        .form-control-custom:focus {
            outline: none;
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(183, 240, 70, 0.25);
        }
        .btn-primary-custom {
            background: var(--accent);
            border: none;
            border-radius: var(--radius-btn);
            padding: 12px 28px;
            font-weight: 700;
            font-size: 0.95rem;
            color: var(--ink);
            cursor: pointer;
            transition: var(--transition);
            font-family: var(--font-main);
            white-space: nowrap;
        }
        .btn-primary-custom:hover {
            background: var(--accent-strong);
            transform: translateY(-1px);
            box-shadow: 0 8px 20px rgba(183, 240, 70, 0.25);
            color: var(--ink);
        }
        .btn-primary-custom:active {
            transform: translateY(0);
            box-shadow: none;
        }
        .btn-primary-custom:focus {
            outline: none;
            box-shadow: 0 0 0 3px rgba(183, 240, 70, 0.5);
        }
        .btn-outline-custom {
            background: transparent;
            border: 1px solid var(--line);
            border-radius: var(--radius-btn);
            padding: 10px 20px;
            font-weight: 500;
            font-size: 0.9rem;
            color: var(--text);
            cursor: pointer;
            transition: var(--transition);
            font-family: var(--font-main);
        }
        .btn-outline-custom:hover {
            background: rgba(183, 240, 70, 0.14);
            border-color: var(--accent);
            color: var(--ink);
        }
        .btn-outline-custom:focus {
            outline: none;
            box-shadow: 0 0 0 3px rgba(183, 240, 70, 0.35);
        }

        /* ========== 数据工具快速索引 ========== */
        .quick-index-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }
        .quick-index-item {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--card);
            border: 1px solid var(--line);
            border-radius: var(--radius-btn);
            padding: 10px 18px;
            font-size: 0.88rem;
            font-weight: 500;
            color: var(--text);
            transition: var(--transition);
            cursor: pointer;
        }
        .quick-index-item:hover {
            background: rgba(183, 240, 70, 0.14);
            border-color: var(--accent);
            color: var(--ink);
            transform: translateY(-1px);
        }
        .quick-index-item i {
            color: #5A8A00;
            font-size: 0.9rem;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--ink);
            color: #B8BDB5;
            padding: 56px 0 28px;
            font-size: 0.9rem;
        }
        .site-footer .footer-brand {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 700;
            font-size: 1.2rem;
            color: #fff;
            margin-bottom: 12px;
        }
        .site-footer .footer-brand .brand-mark {
            width: 30px;
            height: 30px;
            background: var(--accent);
            border-radius: 8px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--ink);
            font-size: 0.9rem;
            font-weight: 800;
        }
        .site-footer p {
            font-size: 0.88rem;
            line-height: 1.75;
            color: #9CA3AF;
            margin-bottom: 16px;
        }
        .site-footer .footer-title {
            font-size: 0.85rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            color: #E8EAE4;
            margin-bottom: 14px;
        }
        .site-footer ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer ul li {
            margin-bottom: 8px;
        }
        .site-footer ul li a {
            color: #9CA3AF;
            font-size: 0.88rem;
            transition: var(--transition);
        }
        .site-footer ul li a:hover {
            color: var(--accent);
        }
        .site-footer .footer-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .site-footer .footer-tags .tag {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-pill);
            padding: 4px 14px;
            font-size: 0.78rem;
            color: #B8BDB5;
            transition: var(--transition);
        }
        .site-footer .footer-tags .tag:hover {
            background: rgba(183, 240, 70, 0.14);
            border-color: var(--accent);
            color: var(--accent);
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            margin-top: 36px;
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.8rem;
            color: #6B7280;
        }
        .site-footer .footer-bottom a {
            color: #9CA3AF;
            transition: var(--transition);
        }
        .site-footer .footer-bottom a:hover {
            color: var(--accent);
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .breadcrumb-section h1 {
                font-size: 1.9rem;
            }
            .section {
                padding: 56px 0;
            }
            .cta-section {
                padding: 36px 28px;
            }
        }
        @media (max-width: 768px) {
            .section {
                padding: var(--section-pad-mobile);
            }
            .breadcrumb-section {
                padding: 20px 0;
            }
            .breadcrumb-section h1 {
                font-size: 1.6rem;
            }
            .breadcrumb-section .lead-text {
                font-size: 0.95rem;
            }
            .ranking-list-header h2 {
                font-size: 1.35rem;
            }
            .navbar .container {
                padding-top: 10px;
                padding-bottom: 10px;
            }
            .mega-panel {
                min-width: auto;
                padding: 14px 16px;
            }
            .cta-section {
                padding: 28px 20px;
                border-radius: 12px;
            }
            .cta-section h2 {
                font-size: 1.4rem;
            }
            .site-footer {
                padding: 40px 0 20px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .breadcrumb-section h1 {
                font-size: 1.4rem;
            }
            .lead-text {
                font-size: 0.88rem;
            }
            .ranking-card {
                padding: 14px;
            }
            .ranking-card .point-display {
                font-size: 1.3rem;
            }
            .mini-stat-card .stat-value {
                font-size: 1.4rem;
            }
            .btn-primary-custom {
                padding: 10px 22px;
                font-size: 0.88rem;
            }
            .form-control-custom {
                padding: 10px 14px;
                font-size: 0.88rem;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .quick-index-item {
                font-size: 0.8rem;
                padding: 8px 12px;
            }
        }

/* roulang page: category5 */
:root {
            --ink: #16191C;
            --accent: #B7F046;
            --accent-strong: #A6E133;
            --accent-warm: #FF6A3D;
            --bg: #F5F6F1;
            --card: #FFFFFF;
            --text: #1B1F22;
            --muted: #6B7280;
            --line: #E5E7E0;
            --success: #2F9E6E;
            --danger: #D64545;
            --radius-card: 16px;
            --radius-btn: 12px;
            --radius-pill: 999px;
            --shadow-sm: 0 8px 24px rgba(22, 25, 28, 0.06);
            --shadow-md: 0 12px 32px rgba(22, 25, 28, 0.10);
            --font-main: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
            --transition: all 0.22s ease;
            --section-pad: 80px 0;
            --section-pad-mobile: 48px 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-main);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text);
            background-color: var(--bg);
            margin: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            max-width: 1200px;
            padding-left: 20px;
            padding-right: 20px;
        }
        .section {
            padding: var(--section-pad);
        }
        .section-tight {
            padding: 48px 0;
        }
        .section-dark {
            background: var(--ink);
            color: #E8EAE4;
        }
        .section-light {
            background: #fff;
        }
        .section-subtle {
            background: #EEEFE9;
        }
        .section-accent-warm-tint {
            background: rgba(255, 106, 61, 0.04);
        }
        /* ========== 导航 ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--line);
            box-shadow: 0 2px 12px rgba(22, 25, 28, 0.04);
        }
        .navbar {
            padding: 0;
        }
        .navbar .container {
            padding-top: 12px;
            padding-bottom: 12px;
        }
        .navbar-brand {
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--ink);
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 0;
        }
        .navbar-brand .brand-mark {
            width: 34px;
            height: 34px;
            background: var(--accent);
            border-radius: 8px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--ink);
            font-size: 1.1rem;
            font-weight: 800;
        }
        .navbar-brand:hover {
            color: var(--ink);
        }
        .navbar-brand .brand-name {
            color: var(--ink);
            font-weight: 700;
        }
        .navbar .nav-link {
            font-size: 0.95rem;
            font-weight: 500;
            color: #3A3F45;
            padding: 8px 14px;
            position: relative;
            border-radius: 8px;
            transition: var(--transition);
        }
        .navbar .nav-link:hover,
        .navbar .nav-link:focus {
            color: var(--ink);
            background: rgba(183, 240, 70, 0.14);
            outline: none;
        }
        .navbar .nav-link.active {
            color: var(--ink);
            background: rgba(183, 240, 70, 0.22);
        }
        .navbar .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 14px;
            right: 14px;
            height: 3px;
            background: var(--accent);
            border-radius: 3px 3px 0 0;
        }
        .navbar-toggler {
            border: 1px solid var(--line);
            border-radius: 10px;
            padding: 8px 10px;
            box-shadow: none;
        }
        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(183, 240, 70, 0.35);
            outline: none;
        }
        .btn-ghost {
            background: transparent;
            border: 1px solid var(--line);
            color: var(--text);
            border-radius: var(--radius-btn);
            padding: 8px 16px;
            font-weight: 500;
            transition: var(--transition);
        }
        .btn-ghost:hover {
            background: rgba(183, 240, 70, 0.14);
            border-color: var(--accent);
            color: var(--ink);
        }
        .mega-panel {
            background: #fff;
            border-radius: 16px;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--line);
            padding: 18px 20px;
            min-width: 300px;
        }
        .mega-panel .mega-title {
            font-size: 0.8rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            color: var(--muted);
            margin-bottom: 10px;
        }
        .mega-panel a {
            display: block;
            padding: 8px 12px;
            border-radius: 8px;
            color: #3A3F45;
            font-size: 0.92rem;
            font-weight: 500;
        }
        .mega-panel a:hover {
            background: rgba(183, 240, 70, 0.14);
            color: var(--ink);
        }
        /* ========== 面包屑 ========== */
        .breadcrumb-section {
            background: #fff;
            border-bottom: 1px solid var(--line);
            padding: 14px 0;
        }
        .breadcrumb {
            margin: 0;
            font-size: 0.85rem;
            color: var(--muted);
            background: transparent;
        }
        .breadcrumb a {
            color: var(--muted);
        }
        .breadcrumb a:hover {
            color: var(--ink);
        }
        .breadcrumb .active {
            color: var(--text);
            font-weight: 500;
        }
        .breadcrumb-item + .breadcrumb-item::before {
            content: '/';
            color: #B0B5B9;
            margin: 0 8px;
        }
        /* ========== 分类首屏 ========== */
        .category-hero {
            background: var(--ink);
            color: #fff;
            padding: 56px 0 64px;
            position: relative;
            overflow: hidden;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/fa237862fa1e258c.webp') center/cover no-repeat;
            opacity: 0.18;
            z-index: 0;
        }
        .category-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(160deg, rgba(22, 25, 28, 0.88) 0%, rgba(22, 25, 28, 0.96) 100%);
            z-index: 1;
        }
        .category-hero .container {
            position: relative;
            z-index: 2;
        }
        .category-hero h1 {
            font-size: 2.2rem;
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 14px;
            color: #fff;
        }
        .category-hero h1 .highlight {
            color: var(--accent);
        }
        .category-hero .lead {
            font-size: 1.05rem;
            color: #C9CEC4;
            max-width: 680px;
            line-height: 1.8;
            margin-bottom: 0;
        }
        .category-hero .hero-badge-group {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 20px;
        }
        .category-hero .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.18);
            border-radius: var(--radius-pill);
            padding: 6px 14px;
            font-size: 0.82rem;
            color: #E8EAE4;
            font-weight: 500;
        }
        .category-hero .hero-badge i {
            color: var(--accent);
            font-size: 0.75rem;
        }
        /* ========== 通用卡片 ========== */
        .card-custom {
            background: var(--card);
            border: 1px solid var(--line);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-sm);
            padding: 24px;
            transition: var(--transition);
            height: 100%;
        }
        .card-custom:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
            border-color: #D8DCD2;
        }
        .card-custom .card-title {
            font-size: 1.15rem;
            font-weight: 600;
            line-height: 1.4;
            margin-bottom: 10px;
            color: var(--ink);
        }
        .card-custom .card-text {
            font-size: 0.92rem;
            color: var(--muted);
            line-height: 1.7;
            margin-bottom: 0;
        }
        .card-custom .card-meta {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 10px;
            font-size: 0.8rem;
            color: var(--muted);
            margin-bottom: 10px;
        }
        .badge-custom {
            display: inline-block;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.3px;
            background: rgba(183, 240, 70, 0.18);
            color: #3d5a1e;
        }
        .badge-warm {
            background: rgba(255, 106, 61, 0.12);
            color: #c2502a;
        }
        .badge-muted {
            background: rgba(107, 114, 128, 0.12);
            color: var(--muted);
        }
        .badge-success {
            background: rgba(47, 158, 110, 0.12);
            color: #1f7a53;
        }
        /* ========== 按钮 ========== */
        .btn-accent {
            background: var(--accent);
            color: var(--ink);
            border: none;
            border-radius: var(--radius-btn);
            padding: 10px 22px;
            font-weight: 600;
            font-size: 0.95rem;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-accent:hover,
        .btn-accent:focus {
            background: var(--accent-strong);
            color: var(--ink);
            transform: translateY(-1px);
            box-shadow: 0 8px 20px rgba(183, 240, 70, 0.25);
            outline: none;
        }
        .btn-accent:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(183, 240, 70, 0.2);
        }
        .btn-outline-accent {
            background: transparent;
            border: 1px solid var(--accent);
            color: var(--accent);
            border-radius: var(--radius-btn);
            padding: 10px 22px;
            font-weight: 600;
            font-size: 0.95rem;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-outline-accent:hover,
        .btn-outline-accent:focus {
            background: rgba(183, 240, 70, 0.1);
            border-color: var(--accent-strong);
            color: var(--accent-strong);
            outline: none;
        }
        .btn-outline-dark-custom {
            background: transparent;
            border: 1px solid #3A3F45;
            color: #3A3F45;
            border-radius: var(--radius-btn);
            padding: 10px 22px;
            font-weight: 600;
            font-size: 0.95rem;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-outline-dark-custom:hover,
        .btn-outline-dark-custom:focus {
            background: rgba(22, 25, 28, 0.05);
            border-color: var(--ink);
            color: var(--ink);
            outline: none;
        }
        .btn-outline-light-custom {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.3);
            color: #E8EAE4;
            border-radius: var(--radius-btn);
            padding: 10px 22px;
            font-weight: 600;
            font-size: 0.95rem;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-outline-light-custom:hover,
        .btn-outline-light-custom:focus {
            background: rgba(255, 255, 255, 0.08);
            border-color: rgba(255, 255, 255, 0.5);
            color: #fff;
            outline: none;
        }
        .btn-link-accent {
            color: var(--accent-strong);
            font-weight: 500;
            padding: 0;
            border: none;
            background: none;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.9rem;
            transition: var(--transition);
        }
        .btn-link-accent:hover {
            color: #d3f77a;
            gap: 10px;
        }
        /* ========== 赛程列表 ========== */
        .schedule-list-item {
            background: var(--card);
            border: 1px solid var(--line);
            border-radius: var(--radius-card);
            padding: 20px 24px;
            margin-bottom: 14px;
            transition: var(--transition);
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
        }
        .schedule-list-item:hover {
            box-shadow: var(--shadow-sm);
            border-color: #D8DCD2;
            transform: translateX(4px);
        }
        .schedule-date-block {
            min-width: 70px;
            text-align: center;
            background: rgba(183, 240, 70, 0.1);
            border-radius: 12px;
            padding: 10px 8px;
        }
        .schedule-date-block .date-day {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--ink);
            line-height: 1.2;
        }
        .schedule-date-block .date-month {
            font-size: 0.75rem;
            color: var(--muted);
            font-weight: 500;
        }
        .schedule-info {
            flex: 1;
            min-width: 200px;
        }
        .schedule-info .match-title {
            font-weight: 600;
            font-size: 1.05rem;
            color: var(--ink);
            margin-bottom: 4px;
        }
        .schedule-info .match-desc {
            font-size: 0.85rem;
            color: var(--muted);
            margin-bottom: 0;
        }
        .schedule-tag {
            display: inline-block;
            font-size: 0.72rem;
            padding: 3px 10px;
            border-radius: var(--radius-pill);
            font-weight: 600;
            background: rgba(183, 240, 70, 0.16);
            color: #4a6b24;
        }
        .schedule-actions {
            display: flex;
            gap: 8px;
            align-items: center;
            flex-shrink: 0;
        }
        /* ========== 数据摘要卡片 ========== */
        .stat-mini-card {
            background: var(--card);
            border: 1px solid var(--line);
            border-radius: var(--radius-card);
            padding: 20px 22px;
            text-align: center;
            transition: var(--transition);
            height: 100%;
        }
        .stat-mini-card:hover {
            box-shadow: var(--shadow-sm);
            transform: translateY(-3px);
        }
        .stat-mini-card .stat-value {
            font-size: 2rem;
            font-weight: 700;
            color: var(--ink);
            line-height: 1.2;
        }
        .stat-mini-card .stat-label {
            font-size: 0.82rem;
            color: var(--muted);
            margin-top: 6px;
        }
        /* ========== 专题卡 ========== */
        .feature-card {
            background: var(--ink);
            border-radius: var(--radius-card);
            padding: 28px 26px;
            color: #E8EAE4;
            height: 100%;
            position: relative;
            overflow: hidden;
            transition: var(--transition);
            border: none;
        }
        .feature-card::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/98da335fe83abf02.jpg') center/cover no-repeat;
            opacity: 0.2;
            z-index: 0;
        }
        .feature-card::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(145deg, rgba(22, 25, 28, 0.7) 0%, rgba(22, 25, 28, 0.95) 100%);
            z-index: 1;
        }
        .feature-card > * {
            position: relative;
            z-index: 2;
        }
        .feature-card .feature-card-title {
            font-size: 1.25rem;
            font-weight: 600;
            margin-bottom: 8px;
            color: #fff;
        }
        .feature-card .feature-card-text {
            font-size: 0.88rem;
            color: #B8BDB4;
            line-height: 1.7;
            margin-bottom: 18px;
        }
        .feature-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-md);
        }
        /* ========== FAQ ========== */
        .accordion-custom .accordion-item {
            background: var(--card);
            border: 1px solid var(--line);
            border-radius: 12px !important;
            margin-bottom: 10px;
            overflow: hidden;
        }
        .accordion-custom .accordion-button {
            background: var(--card);
            color: var(--ink);
            font-weight: 600;
            font-size: 1rem;
            padding: 18px 22px;
            border: none;
            box-shadow: none;
            border-radius: 12px !important;
        }
        .accordion-custom .accordion-button:not(.collapsed) {
            background: rgba(183, 240, 70, 0.08);
            color: var(--ink);
            box-shadow: none;
        }
        .accordion-custom .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(183, 240, 70, 0.25);
            outline: none;
        }
        .accordion-custom .accordion-body {
            font-size: 0.92rem;
            color: var(--muted);
            line-height: 1.75;
            padding: 16px 22px 20px;
        }
        .accordion-custom .accordion-button::after {
            filter: brightness(0.5);
        }
        /* ========== 订阅/CTA ========== */
        .cta-section {
            background: var(--ink);
            color: #E8EAE4;
            padding: 64px 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/8a42a905869d69f5.webp') center/cover no-repeat;
            opacity: 0.12;
            z-index: 0;
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
        }
        .cta-section h2 {
            color: #fff;
            font-weight: 700;
            font-size: 1.7rem;
            margin-bottom: 12px;
        }
        .cta-section p {
            color: #C9CEC4;
            margin-bottom: 24px;
        }
        .form-control-custom {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: var(--radius-btn);
            padding: 12px 16px;
            color: #fff;
            font-size: 0.95rem;
            transition: var(--transition);
        }
        .form-control-custom::placeholder {
            color: #9EA59A;
        }
        .form-control-custom:focus {
            background: rgba(255, 255, 255, 0.1);
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(183, 240, 70, 0.2);
            outline: none;
            color: #fff;
        }
        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--ink);
            color: #B8BDB4;
            padding: 56px 0 24px;
            font-size: 0.9rem;
        }
        .site-footer .footer-brand {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
        }
        .site-footer .footer-brand .brand-mark {
            width: 32px;
            height: 32px;
            background: var(--accent);
            border-radius: 8px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--ink);
            font-size: 0.95rem;
        }
        .site-footer p {
            color: #9EA59A;
            line-height: 1.7;
            font-size: 0.88rem;
        }
        .site-footer .footer-title {
            color: #fff;
            font-weight: 600;
            font-size: 0.9rem;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }
        .site-footer ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer ul li {
            margin-bottom: 8px;
        }
        .site-footer ul a {
            color: #9EA59A;
            font-size: 0.88rem;
            transition: var(--transition);
        }
        .site-footer ul a:hover {
            color: var(--accent);
        }
        .site-footer .footer-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .site-footer .footer-tags .tag {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-pill);
            padding: 4px 14px;
            font-size: 0.75rem;
            color: #C9CEC4;
            transition: var(--transition);
        }
        .site-footer .footer-tags .tag:hover {
            background: rgba(183, 240, 70, 0.15);
            border-color: rgba(183, 240, 70, 0.4);
            color: var(--accent);
        }
        .site-footer .footer-bottom {
            margin-top: 40px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            font-size: 0.8rem;
            color: #7A8178;
        }
        .site-footer .footer-bottom a {
            color: #9EA59A;
            transition: var(--transition);
        }
        .site-footer .footer-bottom a:hover {
            color: var(--accent);
        }
        /* ========== 数据工具区 ========== */
        .data-tool-bar {
            background: var(--card);
            border: 1px solid var(--line);
            border-radius: var(--radius-card);
            padding: 24px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 16px;
        }
        .data-tool-bar .tool-label {
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--ink);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .data-tool-bar .tool-chip {
            background: rgba(183, 240, 70, 0.12);
            border: 1px solid rgba(183, 240, 70, 0.25);
            border-radius: 8px;
            padding: 8px 14px;
            font-size: 0.82rem;
            color: #3d5a1e;
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
        }
        .data-tool-bar .tool-chip:hover {
            background: rgba(183, 240, 70, 0.2);
            border-color: var(--accent);
        }
        /* ========== 响应式 ========== */
        @media (max-width: 991.98px) {
            .category-hero h1 {
                font-size: 1.8rem;
            }
            .schedule-list-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }
            .schedule-date-block {
                display: flex;
                align-items: center;
                gap: 10px;
                min-width: auto;
            }
            .schedule-date-block .date-day {
                font-size: 1.2rem;
            }
            .schedule-actions {
                width: 100%;
                justify-content: flex-start;
                flex-wrap: wrap;
            }
            .section {
                padding: 56px 0;
            }
        }
        @media (max-width: 767.98px) {
            .category-hero {
                padding: 40px 0 48px;
            }
            .category-hero h1 {
                font-size: 1.5rem;
            }
            .category-hero .lead {
                font-size: 0.95rem;
            }
            .navbar .nav-link {
                padding: 10px 14px;
                font-size: 0.9rem;
            }
            .navbar-brand {
                font-size: 1.15rem;
            }
            .navbar-brand .brand-mark {
                width: 28px;
                height: 28px;
                font-size: 0.9rem;
            }
            .section {
                padding: 40px 0;
            }
            .card-custom {
                padding: 18px;
            }
            .stat-mini-card .stat-value {
                font-size: 1.5rem;
            }
            .cta-section h2 {
                font-size: 1.4rem;
            }
            .site-footer {
                padding: 40px 0 20px;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
        }
        @media (max-width: 575.98px) {
            .category-hero h1 {
                font-size: 1.3rem;
            }
            .schedule-list-item {
                padding: 16px 18px;
            }
            .schedule-info .match-title {
                font-size: 0.95rem;
            }
            .stat-mini-card {
                padding: 14px 16px;
            }
            .stat-mini-card .stat-value {
                font-size: 1.3rem;
            }
            .data-tool-bar {
                flex-direction: column;
                align-items: flex-start;
            }
        }

/* roulang page: category6 */
:root {
            --ink: #16191C;
            --accent: #B7F046;
            --accent-strong: #A6E133;
            --accent-warm: #FF6A3D;
            --bg: #F5F6F1;
            --card: #FFFFFF;
            --text: #1B1F22;
            --muted: #6B7280;
            --line: #E5E7E0;
            --success: #2F9E6E;
            --danger: #D64545;
            --radius-card: 16px;
            --radius-btn: 12px;
            --radius-pill: 999px;
            --shadow-sm: 0 8px 24px rgba(22, 25, 28, 0.06);
            --shadow-md: 0 12px 32px rgba(22, 25, 28, 0.10);
            --font-main: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
            --transition: all 0.22s ease;
            --section-pad: 80px 0;
            --section-pad-mobile: 48px 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-main);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text);
            background-color: var(--bg);
            margin: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            max-width: 1200px;
            padding-left: 20px;
            padding-right: 20px;
        }
        .section {
            padding: var(--section-pad);
        }
        .section-tight {
            padding: 48px 0;
        }
        .section-dark {
            background: var(--ink);
            color: #E8EAE4;
        }
        .section-light {
            background: #fff;
        }
        .section-subtle {
            background: #EEEFE9;
        }

        /* ========== 导航 ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--line);
            box-shadow: 0 2px 12px rgba(22, 25, 28, 0.04);
        }
        .navbar {
            padding: 0;
        }
        .navbar .container {
            padding-top: 12px;
            padding-bottom: 12px;
        }
        .navbar-brand {
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--ink);
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 0;
        }
        .navbar-brand .brand-mark {
            width: 34px;
            height: 34px;
            background: var(--accent);
            border-radius: 8px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--ink);
            font-size: 1.1rem;
            font-weight: 800;
        }
        .navbar-brand:hover {
            color: var(--ink);
        }
        .navbar-brand .brand-name {
            color: var(--ink);
            font-weight: 700;
        }
        .navbar .nav-link {
            font-size: 0.95rem;
            font-weight: 500;
            color: #3A3F45;
            padding: 8px 14px;
            position: relative;
            border-radius: 8px;
            transition: var(--transition);
        }
        .navbar .nav-link:hover,
        .navbar .nav-link:focus {
            color: var(--ink);
            background: rgba(183, 240, 70, 0.14);
            outline: none;
        }
        .navbar .nav-link.active {
            color: var(--ink);
            background: rgba(183, 240, 70, 0.22);
        }
        .navbar .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 14px;
            right: 14px;
            height: 3px;
            background: var(--accent);
            border-radius: 3px 3px 0 0;
        }
        .navbar-toggler {
            border: 1px solid var(--line);
            border-radius: 10px;
            padding: 8px 10px;
            box-shadow: none;
        }
        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(183, 240, 70, 0.35);
            outline: none;
        }
        .mega-panel {
            background: #fff;
            border-radius: 16px;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--line);
            padding: 18px 20px;
            min-width: 300px;
        }
        .mega-panel .mega-title {
            font-size: 0.8rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            color: var(--muted);
            margin-bottom: 10px;
        }
        .mega-panel a {
            display: block;
            padding: 8px 12px;
            border-radius: 8px;
            color: #3A3F45;
            font-size: 0.92rem;
            font-weight: 500;
        }
        .mega-panel a:hover {
            background: rgba(183, 240, 70, 0.14);
            color: var(--ink);
        }

        /* ========== 分类首屏 ========== */
        .category-hero {
            background: var(--ink);
            color: #fff;
            padding: 48px 0 56px;
            position: relative;
            overflow: hidden;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/98da335fe83abf02.jpg') center/cover no-repeat;
            opacity: 0.18;
            z-index: 0;
        }
        .category-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(22,25,28,0.78) 0%, rgba(22,25,28,0.92) 100%);
            z-index: 1;
        }
        .category-hero .container {
            position: relative;
            z-index: 2;
        }
        .breadcrumb-insights {
            font-size: 0.85rem;
            color: #A8AEA6;
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }
        .breadcrumb-insights a {
            color: #C9D2C4;
            transition: var(--transition);
        }
        .breadcrumb-insights a:hover {
            color: var(--accent);
        }
        .breadcrumb-insights .sep {
            color: #6B7280;
            font-size: 0.7rem;
        }
        .breadcrumb-insights .current {
            color: var(--accent);
            font-weight: 500;
        }
        .category-hero h1 {
            font-size: 2.3rem;
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 12px;
            color: #fff;
        }
        .category-hero h1 .highlight {
            color: var(--accent);
        }
        .category-hero .lead {
            font-size: 1.05rem;
            color: #B9C1B7;
            line-height: 1.85;
            max-width: 760px;
            margin-bottom: 0;
        }

        /* ========== 通用板块标题 ========== */
        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 1px;
            color: var(--accent-warm);
            text-transform: uppercase;
            margin-bottom: 10px;
        }
        .section-label .line {
            width: 24px;
            height: 2px;
            background: var(--accent-warm);
            border-radius: 2px;
        }
        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            line-height: 1.35;
            color: var(--ink);
            margin-bottom: 12px;
        }
        .section-desc {
            font-size: 1rem;
            color: var(--muted);
            line-height: 1.85;
            max-width: 680px;
        }

        /* ========== 文章卡片 ========== */
        .insight-card {
            background: var(--card);
            border-radius: var(--radius-card);
            border: 1px solid var(--line);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .insight-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .insight-card .card-img-wrap {
            position: relative;
            height: 200px;
            overflow: hidden;
        }
        .insight-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .insight-card:hover .card-img-wrap img {
            transform: scale(1.04);
        }
        .insight-card .card-body {
            padding: 20px 22px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .insight-card .card-tags {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            margin-bottom: 10px;
        }
        .insight-card .card-tag {
            font-size: 0.75rem;
            font-weight: 500;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            background: rgba(183, 240, 70, 0.16);
            color: #4E6B18;
            letter-spacing: 0.3px;
        }
        .insight-card .card-tag.warm {
            background: rgba(255, 106, 61, 0.12);
            color: #C04A24;
        }
        .insight-card .card-title {
            font-size: 1.15rem;
            font-weight: 700;
            line-height: 1.45;
            color: var(--ink);
            margin-bottom: 8px;
        }
        .insight-card .card-text {
            font-size: 0.9rem;
            color: var(--muted);
            line-height: 1.75;
            flex: 1;
            margin-bottom: 14px;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .insight-card .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.8rem;
            color: var(--muted);
            border-top: 1px solid var(--line);
            padding-top: 14px;
        }
        .insight-card .card-meta .date {
            display: flex;
            align-items: center;
            gap: 5px;
        }
        .insight-card .btn-read {
            margin-left: auto;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--ink);
            background: var(--accent);
            border: none;
            border-radius: var(--radius-btn);
            padding: 8px 16px;
            transition: var(--transition);
            white-space: nowrap;
        }
        .insight-card .btn-read:hover {
            background: var(--accent-strong);
            transform: translateY(-1px);
        }
        .insight-card .btn-read:focus {
            outline: 3px solid rgba(183, 240, 70, 0.5);
            outline-offset: 1px;
        }

        /* ========== 热门数据摘要 ========== */
        .stat-mini-card {
            background: var(--card);
            border-radius: var(--radius-card);
            border: 1px solid var(--line);
            box-shadow: var(--shadow-sm);
            padding: 20px;
            text-align: left;
            transition: var(--transition);
            height: 100%;
        }
        .stat-mini-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .stat-mini-card .icon-box {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: rgba(183, 240, 70, 0.18);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #4E6B18;
            font-size: 1.1rem;
            margin-bottom: 12px;
        }
        .stat-mini-card .stat-value {
            font-size: 1.65rem;
            font-weight: 700;
            color: var(--ink);
            line-height: 1.2;
            margin-bottom: 4px;
        }
        .stat-mini-card .stat-label {
            font-size: 0.85rem;
            color: var(--muted);
            font-weight: 500;
        }

        /* ========== 专题导览 ========== */
        .topic-entry {
            background: var(--card);
            border-radius: var(--radius-card);
            border: 1px solid var(--line);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .topic-entry:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .topic-entry .topic-img {
            height: 160px;
            overflow: hidden;
        }
        .topic-entry .topic-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .topic-entry .topic-body {
            padding: 18px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .topic-entry .topic-title {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--ink);
            margin-bottom: 8px;
        }
        .topic-entry .topic-text {
            font-size: 0.85rem;
            color: var(--muted);
            line-height: 1.7;
            margin-bottom: 12px;
            flex: 1;
        }
        .topic-entry .topic-link {
            font-size: 0.85rem;
            font-weight: 600;
            color: #4E6B18;
            display: inline-flex;
            align-items: center;
            gap: 5px;
            transition: var(--transition);
        }
        .topic-entry .topic-link:hover {
            color: var(--accent-strong);
            gap: 8px;
        }

        /* ========== 订阅/CTA ========== */
        .cta-insights {
            background: var(--ink);
            border-radius: var(--radius-card);
            padding: 36px 40px;
            color: #E8EAE4;
            position: relative;
            overflow: hidden;
        }
        .cta-insights::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 200px;
            height: 200px;
            background: rgba(183, 240, 70, 0.08);
            border-radius: 50%;
            z-index: 0;
        }
        .cta-insights .container-cta {
            position: relative;
            z-index: 1;
        }
        .cta-insights .cta-title {
            font-size: 1.35rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }
        .cta-insights .cta-text {
            font-size: 0.95rem;
            color: #B9C1B7;
            line-height: 1.75;
            margin-bottom: 0;
        }
        .cta-insights .form-control {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.18);
            border-radius: var(--radius-btn);
            color: #fff;
            padding: 12px 16px;
            font-size: 0.95rem;
            transition: var(--transition);
        }
        .cta-insights .form-control::placeholder {
            color: #8A9288;
        }
        .cta-insights .form-control:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(183, 240, 70, 0.25);
            outline: none;
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
        }
        .cta-insights .btn-submit {
            background: var(--accent);
            color: var(--ink);
            font-weight: 600;
            border: none;
            border-radius: var(--radius-btn);
            padding: 12px 28px;
            font-size: 0.95rem;
            transition: var(--transition);
            white-space: nowrap;
        }
        .cta-insights .btn-submit:hover {
            background: var(--accent-strong);
            transform: translateY(-1px);
        }
        .cta-insights .btn-submit:focus {
            outline: 3px solid rgba(183, 240, 70, 0.5);
            outline-offset: 1px;
        }

        /* ========== FAQ ========== */
        .accordion-insights .accordion-item {
            background: var(--card);
            border: 1px solid var(--line);
            border-radius: var(--radius-card) !important;
            margin-bottom: 12px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        .accordion-insights .accordion-item:hover {
            box-shadow: var(--shadow-md);
        }
        .accordion-insights .accordion-button {
            background: var(--card);
            color: var(--ink);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 18px 22px;
            border-radius: var(--radius-card) !important;
            box-shadow: none !important;
            transition: var(--transition);
        }
        .accordion-insights .accordion-button:not(.collapsed) {
            background: rgba(183, 240, 70, 0.1);
            color: var(--ink);
        }
        .accordion-insights .accordion-button:focus {
            outline: 3px solid rgba(183, 240, 70, 0.4);
            outline-offset: -2px;
        }
        .accordion-insights .accordion-button::after {
            filter: none;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%234E6B18'%3E%3Cpath d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3E%3C/svg%3E");
        }
        .accordion-insights .accordion-body {
            font-size: 0.9rem;
            color: var(--muted);
            line-height: 1.85;
            padding: 0 22px 18px;
        }

        /* ========== 快速索引区 ========== */
        .quick-index {
            background: var(--card);
            border-radius: var(--radius-card);
            border: 1px solid var(--line);
            box-shadow: var(--shadow-sm);
            padding: 24px 28px;
        }
        .quick-index .qi-title {
            font-size: 1rem;
            font-weight: 700;
            color: var(--ink);
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .quick-index .qi-title i {
            color: #4E6B18;
        }
        .quick-index .qi-links {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .quick-index .qi-links a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.85rem;
            font-weight: 500;
            color: #3A3F45;
            background: #F5F6F1;
            border: 1px solid var(--line);
            border-radius: var(--radius-pill);
            padding: 8px 16px;
            transition: var(--transition);
        }
        .quick-index .qi-links a:hover {
            background: rgba(183, 240, 70, 0.2);
            border-color: var(--accent);
            color: var(--ink);
        }

        /* ========== 按钮通用 ========== */
        .btn-ghost {
            background: transparent;
            border: 1px solid var(--line);
            color: var(--ink);
            border-radius: var(--radius-btn);
            padding: 8px 16px;
            font-weight: 500;
            transition: var(--transition);
        }
        .btn-ghost:hover {
            background: rgba(183, 240, 70, 0.15);
            border-color: var(--accent);
            color: var(--ink);
        }
        .btn-ghost:focus {
            outline: 3px solid rgba(183, 240, 70, 0.4);
            outline-offset: 1px;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--ink);
            color: #A8AEA6;
            padding: 56px 0 0;
        }
        .site-footer .footer-brand {
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 12px;
        }
        .site-footer .footer-brand .brand-mark {
            width: 32px;
            height: 32px;
            background: var(--accent);
            border-radius: 8px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--ink);
            font-size: 1rem;
            font-weight: 800;
        }
        .site-footer p {
            font-size: 0.9rem;
            line-height: 1.7;
            margin-bottom: 0;
        }
        .site-footer .footer-title {
            font-size: 0.85rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.3px;
        }
        .site-footer ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer ul li {
            margin-bottom: 8px;
        }
        .site-footer ul li a {
            color: #A8AEA6;
            font-size: 0.9rem;
            transition: var(--transition);
        }
        .site-footer ul li a:hover {
            color: var(--accent);
            padding-left: 4px;
        }
        .site-footer .footer-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .site-footer .footer-tags .tag {
            font-size: 0.78rem;
            padding: 5px 14px;
            border-radius: var(--radius-pill);
            background: rgba(255, 255, 255, 0.06);
            color: #A8AEA6;
            border: 1px solid rgba(255, 255, 255, 0.1);
            transition: var(--transition);
        }
        .site-footer .footer-tags .tag:hover {
            background: rgba(183, 240, 70, 0.18);
            color: var(--accent);
            border-color: rgba(183, 240, 70, 0.3);
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 18px 0;
            margin-top: 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px;
            font-size: 0.8rem;
            color: #8A9288;
        }
        .site-footer .footer-bottom a {
            color: #A8AEA6;
            transition: var(--transition);
        }
        .site-footer .footer-bottom a:hover {
            color: var(--accent);
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .category-hero h1 {
                font-size: 2rem;
            }
            .insight-card .card-img-wrap {
                height: 170px;
            }
        }
        @media (max-width: 768px) {
            .section {
                padding: var(--section-pad-mobile);
            }
            .category-hero {
                padding: 36px 0 44px;
            }
            .category-hero h1 {
                font-size: 1.65rem;
            }
            .category-hero .lead {
                font-size: 0.95rem;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .insight-card .card-img-wrap {
                height: 180px;
            }
            .cta-insights {
                padding: 28px 24px;
            }
            .cta-insights .cta-title {
                font-size: 1.15rem;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .category-hero h1 {
                font-size: 1.4rem;
            }
            .insight-card .card-body {
                padding: 16px 18px 18px;
            }
            .insight-card .card-title {
                font-size: 1.05rem;
            }
            .stat-mini-card .stat-value {
                font-size: 1.4rem;
            }
            .quick-index {
                padding: 18px 20px;
            }
            .cta-insights {
                padding: 22px 18px;
            }
            .breadcrumb-insights {
                font-size: 0.75rem;
            }
        }

/* roulang page: category4 */
:root {
            --ink: #16191C;
            --accent: #B7F046;
            --accent-strong: #A6E133;
            --accent-warm: #FF6A3D;
            --bg: #F5F6F1;
            --card: #FFFFFF;
            --text: #1B1F22;
            --muted: #6B7280;
            --line: #E5E7E0;
            --success: #2F9E6E;
            --danger: #D64545;
            --radius-card: 16px;
            --radius-btn: 12px;
            --radius-pill: 999px;
            --shadow-sm: 0 8px 24px rgba(22, 25, 28, 0.06);
            --shadow-md: 0 12px 32px rgba(22, 25, 28, 0.10);
            --font-main: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
            --transition: all 0.22s ease;
            --section-pad: 80px 0;
            --section-pad-mobile: 48px 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-main);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text);
            background-color: var(--bg);
            margin: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            max-width: 1200px;
            padding-left: 20px;
            padding-right: 20px;
        }
        .section {
            padding: var(--section-pad);
        }
        .section-tight {
            padding: 48px 0;
        }
        .section-dark {
            background: var(--ink);
            color: #E8EAE4;
        }
        .section-light {
            background: #fff;
        }
        .section-subtle {
            background: #EEEFE9;
        }
        /* ========== 导航 ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--line);
            box-shadow: 0 2px 12px rgba(22, 25, 28, 0.04);
        }
        .navbar {
            padding: 0;
        }
        .navbar .container {
            padding-top: 12px;
            padding-bottom: 12px;
        }
        .navbar-brand {
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--ink);
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 0;
        }
        .navbar-brand .brand-mark {
            width: 34px;
            height: 34px;
            background: var(--accent);
            border-radius: 8px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--ink);
            font-size: 1.1rem;
            font-weight: 800;
        }
        .navbar-brand:hover {
            color: var(--ink);
        }
        .navbar-brand .brand-name {
            color: var(--ink);
            font-weight: 700;
        }
        .navbar .nav-link {
            font-size: 0.95rem;
            font-weight: 500;
            color: #3A3F45;
            padding: 8px 14px;
            position: relative;
            border-radius: 8px;
            transition: var(--transition);
        }
        .navbar .nav-link:hover,
        .navbar .nav-link:focus {
            color: var(--ink);
            background: rgba(183, 240, 70, 0.14);
            outline: none;
        }
        .navbar .nav-link.active {
            color: var(--ink);
            background: rgba(183, 240, 70, 0.22);
        }
        .navbar .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 14px;
            right: 14px;
            height: 3px;
            background: var(--accent);
            border-radius: 3px 3px 0 0;
        }
        .navbar-toggler {
            border: 1px solid var(--line);
            border-radius: 10px;
            padding: 8px 10px;
            box-shadow: none;
            background: #fff;
        }
        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(183, 240, 70, 0.35);
            outline: none;
        }
        .navbar-toggler i {
            color: var(--ink);
            font-size: 1.2rem;
        }
        .btn-ghost {
            background: transparent;
            border: 1px solid var(--line);
            color: var(--text);
            border-radius: var(--radius-btn);
            padding: 8px 16px;
            font-weight: 500;
            transition: var(--transition);
            cursor: pointer;
        }
        .btn-ghost:hover {
            background: rgba(183, 240, 70, 0.14);
            border-color: var(--accent);
            color: var(--ink);
        }
        .mega-collapse {
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--line);
        }
        .mega-panel {
            background: #fff;
            border-radius: 16px;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--line);
            padding: 18px 20px;
            min-width: 300px;
        }
        .mega-panel .mega-title {
            font-size: 0.8rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            color: var(--muted);
            margin-bottom: 10px;
        }
        .mega-panel a {
            display: block;
            padding: 8px 12px;
            border-radius: 8px;
            color: #3A3F45;
            font-size: 0.92rem;
            font-weight: 500;
        }
        .mega-panel a:hover {
            background: rgba(183, 240, 70, 0.14);
            color: var(--ink);
        }

        /* ========== 面包屑 ========== */
        .breadcrumb-wrap {
            background: transparent;
            padding: 16px 0 0;
        }
        .breadcrumb {
            margin: 0;
            padding: 0;
            font-size: 0.85rem;
            color: var(--muted);
            list-style: none;
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }
        .breadcrumb .breadcrumb-item {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .breadcrumb .breadcrumb-item a {
            color: var(--muted);
            font-weight: 500;
        }
        .breadcrumb .breadcrumb-item a:hover {
            color: var(--ink);
        }
        .breadcrumb .breadcrumb-item.active {
            color: var(--text);
            font-weight: 600;
        }
        .breadcrumb .breadcrumb-item + .breadcrumb-item::before {
            content: '/';
            color: #B0B4B0;
            margin-right: 6px;
        }

        /* ========== 分类首屏 ========== */
        .category-banner {
            background: var(--ink);
            color: #fff;
            padding: 56px 0 56px;
            position: relative;
            overflow: hidden;
        }
        .category-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/98da335fe83abf02.jpg') center/cover no-repeat;
            opacity: 0.2;
            z-index: 0;
        }
        .category-banner::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(22,25,28,0.85) 0%, rgba(22,25,28,0.92) 100%);
            z-index: 1;
        }
        .category-banner .container {
            position: relative;
            z-index: 2;
        }
        .category-banner .breadcrumb {
            margin-bottom: 20px;
        }
        .category-banner .breadcrumb .breadcrumb-item a {
            color: #B8BDB5;
        }
        .category-banner .breadcrumb .breadcrumb-item a:hover {
            color: var(--accent);
        }
        .category-banner .breadcrumb .breadcrumb-item.active {
            color: var(--accent);
        }
        .category-banner .breadcrumb .breadcrumb-item + .breadcrumb-item::before {
            color: #7A8078;
        }
        .category-banner h1 {
            font-size: 2.5rem;
            font-weight: 700;
            line-height: 1.25;
            margin-bottom: 16px;
            color: #fff;
            letter-spacing: 0.3px;
        }
        .category-banner h1 .highlight {
            color: var(--accent);
        }
        .category-banner .banner-desc {
            font-size: 1.05rem;
            line-height: 1.8;
            color: #C9CEC5;
            max-width: 720px;
            margin-bottom: 0;
        }
        .category-banner .banner-tags {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            margin-top: 16px;
        }
        .category-banner .banner-tags .tag {
            background: rgba(183, 240, 70, 0.12);
            border: 1px solid rgba(183, 240, 70, 0.3);
            color: var(--accent);
            border-radius: var(--radius-pill);
            padding: 4px 14px;
            font-size: 0.78rem;
            font-weight: 500;
        }

        /* ========== 板块标题 ========== */
        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            line-height: 1.35;
            color: var(--ink);
            margin-bottom: 10px;
            letter-spacing: 0.3px;
        }
        .section-title .highlight {
            color: var(--accent-strong);
        }
        .section-subtitle {
            font-size: 1rem;
            line-height: 1.8;
            color: var(--muted);
            max-width: 640px;
            margin-bottom: 0;
        }
        .section-header {
            margin-bottom: 40px;
        }
        .section-header.text-center .section-subtitle {
            margin-left: auto;
            margin-right: auto;
        }

        /* ========== 卡片 ========== */
        .card-custom {
            background: var(--card);
            border: 1px solid var(--line);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-sm);
            padding: 24px;
            transition: var(--transition);
            height: 100%;
        }
        .card-custom:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: #CFE8A3;
        }
        .card-custom .card-icon {
            width: 46px;
            height: 46px;
            background: rgba(183, 240, 70, 0.16);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--ink);
            font-size: 1.15rem;
            margin-bottom: 16px;
        }
        .card-custom .card-title {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--ink);
            margin-bottom: 10px;
            line-height: 1.4;
        }
        .card-custom .card-text {
            font-size: 0.92rem;
            line-height: 1.75;
            color: var(--muted);
            margin-bottom: 12px;
        }
        .card-custom .card-link {
            font-size: 0.88rem;
            font-weight: 500;
            color: var(--ink);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .card-custom .card-link:hover {
            color: var(--accent-strong);
        }
        .card-custom .card-link i {
            font-size: 0.75rem;
            transition: var(--transition);
        }
        .card-custom .card-link:hover i {
            transform: translateX(4px);
        }

        /* ========== 训练卡片 ========== */
        .training-card {
            background: var(--card);
            border: 1px solid var(--line);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .training-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: #CFE8A3;
        }
        .training-card .card-img-wrap {
            position: relative;
            aspect-ratio: 16/9;
            overflow: hidden;
        }
        .training-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .training-card:hover .card-img-wrap img {
            transform: scale(1.05);
        }
        .training-card .card-img-wrap .badge-level {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(22, 25, 28, 0.82);
            color: var(--accent);
            border: 1px solid rgba(183, 240, 70, 0.4);
            border-radius: var(--radius-pill);
            padding: 4px 12px;
            font-size: 0.75rem;
            font-weight: 600;
            backdrop-filter: blur(8px);
        }
        .training-card .card-body {
            padding: 20px 22px 22px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .training-card .card-meta {
            display: flex;
            gap: 12px;
            align-items: center;
            font-size: 0.78rem;
            color: var(--muted);
            margin-bottom: 10px;
        }
        .training-card .card-meta i {
            margin-right: 4px;
            color: var(--accent-strong);
        }
        .training-card .card-title {
            font-size: 1.08rem;
            font-weight: 600;
            color: var(--ink);
            margin-bottom: 10px;
            line-height: 1.45;
        }
        .training-card .card-desc {
            font-size: 0.88rem;
            line-height: 1.75;
            color: var(--muted);
            margin-bottom: 16px;
            flex: 1;
        }
        .training-card .card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 0;
            border-top: none;
            background: none;
        }
        .training-card .btn-read {
            background: transparent;
            border: 1px solid var(--line);
            color: var(--ink);
            border-radius: var(--radius-btn);
            padding: 7px 16px;
            font-size: 0.85rem;
            font-weight: 500;
            transition: var(--transition);
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .training-card .btn-read:hover {
            background: var(--accent);
            border-color: var(--accent);
            color: var(--ink);
        }
        .training-card .btn-read i {
            font-size: 0.75rem;
            transition: var(--transition);
        }
        .training-card .btn-read:hover i {
            transform: translateX(3px);
        }

        /* ========== 数据摘要迷你卡 ========== */
        .stat-mini-card {
            background: var(--card);
            border: 1px solid var(--line);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-sm);
            padding: 20px 22px;
            transition: var(--transition);
            height: 100%;
            text-align: left;
        }
        .stat-mini-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
            border-color: #CFE8A3;
        }
        .stat-mini-card .stat-value {
            font-size: 2rem;
            font-weight: 700;
            color: var(--ink);
            line-height: 1.2;
            margin-bottom: 6px;
        }
        .stat-mini-card .stat-value .stat-unit {
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--muted);
            margin-left: 4px;
        }
        .stat-mini-card .stat-label {
            font-size: 0.88rem;
            color: var(--muted);
            font-weight: 500;
        }
        .stat-mini-card .stat-icon {
            width: 36px;
            height: 36px;
            background: rgba(183, 240, 70, 0.16);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--ink);
            font-size: 0.95rem;
            margin-bottom: 12px;
        }

        /* ========== 进度条/数据条 ========== */
        .data-bar-item {
            margin-bottom: 22px;
        }
        .data-bar-item:last-child {
            margin-bottom: 0;
        }
        .data-bar-item .bar-label {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 0.88rem;
            font-weight: 500;
            color: var(--text);
            margin-bottom: 8px;
        }
        .data-bar-item .bar-label .bar-value {
            color: var(--accent-strong);
            font-weight: 600;
        }
        .data-bar-item .bar-track {
            background: #E8EAE3;
            border-radius: 999px;
            height: 10px;
            overflow: hidden;
        }
        .data-bar-item .bar-fill {
            height: 100%;
            border-radius: 999px;
            background: var(--accent);
            transition: width 0.6s ease;
        }
        .data-bar-item .bar-fill.warm {
            background: var(--accent-warm);
        }

        /* ========== 对比卡 ========== */
        .compare-card {
            background: var(--card);
            border: 1px solid var(--line);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-sm);
            padding: 24px;
            height: 100%;
            transition: var(--transition);
        }
        .compare-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .compare-card .compare-title {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--ink);
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .compare-card .compare-title i {
            color: var(--accent-strong);
        }
        .compare-card ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .compare-card ul li {
            padding: 6px 0;
            font-size: 0.9rem;
            color: var(--muted);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .compare-card ul li i {
            color: var(--success);
            font-size: 0.8rem;
        }
        .compare-card ul li i.fa-xmark,
        .compare-card ul li i.fa-circle-minus {
            color: var(--danger);
        }

        /* ========== 步骤/路径 ========== */
        .step-item {
            text-align: center;
            padding: 20px 16px;
            background: var(--card);
            border: 1px solid var(--line);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            height: 100%;
        }
        .step-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .step-item .step-num {
            width: 44px;
            height: 44px;
            background: var(--accent);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--ink);
            font-weight: 700;
            font-size: 1.1rem;
            margin: 0 auto 14px;
        }
        .step-item .step-title {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--ink);
            margin-bottom: 8px;
        }
        .step-item .step-desc {
            font-size: 0.85rem;
            color: var(--muted);
            line-height: 1.7;
        }

        /* ========== FAQ ========== */
        .accordion-custom .accordion-item {
            border: 1px solid var(--line);
            border-radius: var(--radius-card);
            margin-bottom: 12px;
            overflow: hidden;
            background: var(--card);
            box-shadow: var(--shadow-sm);
        }
        .accordion-custom .accordion-item:last-child {
            margin-bottom: 0;
        }
        .accordion-custom .accordion-button {
            background: var(--card);
            color: var(--ink);
            font-size: 1rem;
            font-weight: 600;
            padding: 18px 22px;
            box-shadow: none;
            border: none;
            border-radius: 0;
        }
        .accordion-custom .accordion-button:not(.collapsed) {
            background: rgba(183, 240, 70, 0.08);
            color: var(--ink);
            box-shadow: none;
        }
        .accordion-custom .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(183, 240, 70, 0.35);
            outline: none;
        }
        .accordion-custom .accordion-button::after {
            filter: brightness(0) invert(0.1);
        }
        .accordion-custom .accordion-body {
            padding: 16px 22px 20px;
            font-size: 0.95rem;
            line-height: 1.8;
            color: var(--muted);
        }

        /* ========== CTA / 订阅 ========== */
        .cta-card {
            background: var(--ink);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-md);
            padding: 40px 36px;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .cta-card::after {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: rgba(183, 240, 70, 0.08);
            pointer-events: none;
        }
        .cta-card .cta-title {
            font-size: 1.5rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
            line-height: 1.3;
        }
        .cta-card .cta-desc {
            font-size: 0.95rem;
            color: #B8BDB5;
            line-height: 1.75;
            margin-bottom: 20px;
            max-width: 560px;
        }
        .cta-card .form-group {
            margin-bottom: 14px;
        }
        .cta-card .form-control {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.18);
            border-radius: var(--radius-btn);
            padding: 12px 16px;
            color: #fff;
            font-size: 0.95rem;
            transition: var(--transition);
        }
        .cta-card .form-control:focus {
            background: rgba(255, 255, 255, 0.1);
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(183, 240, 70, 0.25);
            outline: none;
            color: #fff;
        }
        .cta-card .form-control::placeholder {
            color: #8A9088;
        }
        .btn-primary-custom {
            background: var(--accent);
            border: none;
            color: var(--ink);
            font-weight: 600;
            padding: 12px 28px;
            border-radius: var(--radius-btn);
            font-size: 0.95rem;
            transition: var(--transition);
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-primary-custom:hover {
            background: var(--accent-strong);
            color: var(--ink);
            transform: translateY(-1px);
            box-shadow: 0 8px 20px rgba(183, 240, 70, 0.3);
        }
        .btn-primary-custom:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(183, 240, 70, 0.2);
        }
        .btn-primary-custom:focus {
            outline: 2px solid var(--accent-strong);
            outline-offset: 2px;
        }
        .btn-primary-custom i {
            font-size: 0.9rem;
        }

        /* ========== 专题导览卡 ========== */
        .topic-guide-card {
            background: var(--card);
            border: 1px solid var(--line);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .topic-guide-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: #CFE8A3;
        }
        .topic-guide-card .guide-img {
            aspect-ratio: 21/9;
            overflow: hidden;
        }
        .topic-guide-card .guide-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .topic-guide-card:hover .guide-img img {
            transform: scale(1.04);
        }
        .topic-guide-card .guide-body {
            padding: 20px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .topic-guide-card .guide-title {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--ink);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .topic-guide-card .guide-desc {
            font-size: 0.88rem;
            color: var(--muted);
            line-height: 1.7;
            margin-bottom: 14px;
            flex: 1;
        }
        .topic-guide-card .guide-link {
            font-size: 0.88rem;
            font-weight: 500;
            color: var(--ink);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .topic-guide-card .guide-link:hover {
            color: var(--accent-strong);
        }
        .topic-guide-card .guide-link i {
            font-size: 0.75rem;
            transition: var(--transition);
        }
        .topic-guide-card .guide-link:hover i {
            transform: translateX(4px);
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--ink);
            color: #B8BDB5;
            padding: 60px 0 0;
        }
        .site-footer .footer-brand {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 14px;
        }
        .site-footer .footer-brand .brand-mark {
            width: 32px;
            height: 32px;
            background: var(--accent);
            border-radius: 8px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--ink);
            font-size: 0.95rem;
            font-weight: 800;
        }
        .site-footer p {
            font-size: 0.9rem;
            line-height: 1.75;
            color: #8A9088;
            max-width: 320px;
        }
        .site-footer .footer-title {
            font-size: 0.9rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }
        .site-footer ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer ul li {
            margin-bottom: 8px;
        }
        .site-footer ul li a {
            color: #8A9088;
            font-size: 0.88rem;
            transition: var(--transition);
        }
        .site-footer ul li a:hover {
            color: var(--accent);
        }
        .site-footer .footer-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .site-footer .footer-tags .tag {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            color: #B8BDB5;
            border-radius: var(--radius-pill);
            padding: 5px 14px;
            font-size: 0.78rem;
            font-weight: 500;
            transition: var(--transition);
        }
        .site-footer .footer-tags .tag:hover {
            background: rgba(183, 240, 70, 0.14);
            border-color: var(--accent);
            color: var(--accent);
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 20px 0;
            margin-top: 40px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            font-size: 0.82rem;
            color: #6A7068;
        }
        .site-footer .footer-bottom a {
            color: #8A9088;
            font-size: 0.82rem;
            transition: var(--transition);
        }
        .site-footer .footer-bottom a:hover {
            color: var(--accent);
        }

        /* ========== 响应式 ========== */
        @media (max-width: 991.98px) {
            .section {
                padding: 56px 0;
            }
            .category-banner h1 {
                font-size: 2rem;
            }
            .category-banner .banner-desc {
                font-size: 0.95rem;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .cta-card {
                padding: 30px 24px;
            }
            .cta-card .cta-title {
                font-size: 1.3rem;
            }
            .mega-collapse .mega-panel {
                min-width: auto;
            }
        }
        @media (max-width: 767.98px) {
            .section {
                padding: 40px 0;
            }
            .category-banner {
                padding: 40px 0 40px;
            }
            .category-banner h1 {
                font-size: 1.6rem;
            }
            .category-banner .banner-desc {
                font-size: 0.88rem;
                line-height: 1.7;
            }
            .section-title {
                font-size: 1.3rem;
            }
            .section-subtitle {
                font-size: 0.9rem;
            }
            .training-card .card-body {
                padding: 16px 18px 18px;
            }
            .training-card .card-title {
                font-size: 0.98rem;
            }
            .training-card .card-desc {
                font-size: 0.84rem;
            }
            .stat-mini-card .stat-value {
                font-size: 1.6rem;
            }
            .cta-card {
                padding: 24px 18px;
            }
            .cta-card .cta-title {
                font-size: 1.15rem;
            }
            .site-footer {
                padding: 40px 0 0;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 6px;
            }
            .compare-card {
                padding: 18px;
            }
            .step-item {
                padding: 16px 12px;
            }
            .step-item .step-num {
                width: 36px;
                height: 36px;
                font-size: 0.95rem;
            }
            .step-item .step-title {
                font-size: 0.95rem;
            }
            .accordion-custom .accordion-button {
                font-size: 0.92rem;
                padding: 14px 16px;
            }
            .accordion-custom .accordion-body {
                font-size: 0.88rem;
                padding: 12px 16px 16px;
            }
        }
        @media (max-width: 575.98px) {
            .category-banner h1 {
                font-size: 1.35rem;
            }
            .category-banner .banner-desc {
                font-size: 0.84rem;
            }
            .section-title {
                font-size: 1.15rem;
            }
            .training-card .card-img-wrap {
                aspect-ratio: 16/10;
            }
            .cta-card .form-control {
                padding: 10px 14px;
                font-size: 0.88rem;
            }
            .btn-primary-custom {
                padding: 10px 20px;
                font-size: 0.85rem;
                width: 100%;
                justify-content: center;
            }
            .site-footer p {
                font-size: 0.84rem;
            }
        }
        /* 工具类扩展 */
        .text-accent {
            color: var(--accent);
        }
        .text-warm {
            color: var(--accent-warm);
        }
        .bg-ink {
            background: var(--ink);
            color: #fff;
        }
        .mb-0 {
            margin-bottom: 0;
        }
        .gap-2 {
            gap: 8px;
        }
        .d-flex {
            display: flex;
        }
        .align-items-center {
            align-items: center;
        }
        .justify-content-between {
            justify-content: space-between;
        }
        .flex-wrap {
            flex-wrap: wrap;
        }
        .w-100 {
            width: 100%;
        }

/* roulang page: category7 */
:root {
      --ink: #16191C;
      --accent: #B7F046;
      --accent-strong: #A6E133;
      --accent-warm: #FF6A3D;
      --bg: #F5F6F1;
      --card: #FFFFFF;
      --text: #1B1F22;
      --muted: #6B7280;
      --line: #E5E7E0;
      --success: #2F9E6E;
      --danger: #D64545;
      --radius-card: 16px;
      --radius-btn: 12px;
      --radius-pill: 999px;
      --shadow-sm: 0 8px 24px rgba(22, 25, 28, 0.06);
      --shadow-md: 0 12px 32px rgba(22, 25, 28, 0.10);
      --font-main: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
      --transition: all 0.22s ease;
      --section-pad: 80px 0;
      --section-pad-mobile: 48px 0;
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: var(--font-main);
      font-size: 16px;
      line-height: 1.8;
      color: var(--text);
      background-color: var(--bg);
      margin: 0;
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
    }

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

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

    .container {
      max-width: 1200px;
      padding-left: 20px;
      padding-right: 20px;
    }

    .section {
      padding: var(--section-pad);
    }

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

    .section-dark {
      background: var(--ink);
      color: #E8EAE4;
    }

    .section-subtle {
      background: #EEEFE9;
    }

    .section-title {
      font-size: 2rem;
      font-weight: 700;
      line-height: 1.3;
      margin-bottom: 12px;
      color: var(--text);
    }

    .section-subtitle {
      font-size: 1rem;
      color: var(--muted);
      max-width: 700px;
      margin-bottom: 28px;
    }

    /* ========== 导航 ========== */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1050;
      background: rgba(255, 255, 255, 0.94);
      backdrop-filter: blur(16px);
      border-bottom: 1px solid var(--line);
      box-shadow: 0 2px 12px rgba(22, 25, 28, 0.04);
    }

    .navbar {
      padding: 0;
    }

    .navbar .container {
      padding-top: 12px;
      padding-bottom: 12px;
    }

    .navbar-brand {
      font-weight: 700;
      font-size: 1.35rem;
      color: var(--ink);
      letter-spacing: 0.5px;
      display: flex;
      align-items: center;
      gap: 8px;
      padding: 0;
    }

    .navbar-brand .brand-mark {
      width: 34px;
      height: 34px;
      background: var(--accent);
      border-radius: 8px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: var(--ink);
      font-size: 1.1rem;
      font-weight: 800;
    }

    .navbar-brand:hover {
      color: var(--ink);
    }

    .navbar-brand .brand-name {
      color: var(--ink);
      font-weight: 700;
    }

    .navbar .nav-link {
      font-size: 0.95rem;
      font-weight: 500;
      color: #3A3F45;
      padding: 8px 14px;
      position: relative;
      border-radius: 8px;
      transition: var(--transition);
    }

    .navbar .nav-link:hover,
    .navbar .nav-link:focus {
      color: var(--ink);
      background: rgba(183, 240, 70, 0.14);
      outline: none;
    }

    .navbar .nav-link.active {
      color: var(--ink);
      background: rgba(183, 240, 70, 0.22);
    }

    .navbar .nav-link.active::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 14px;
      right: 14px;
      height: 3px;
      background: var(--accent);
      border-radius: 3px 3px 0 0;
    }

    .navbar-toggler {
      border: 1px solid var(--line);
      border-radius: 10px;
      padding: 8px 10px;
      box-shadow: none;
    }

    .navbar-toggler:focus {
      box-shadow: 0 0 0 3px rgba(183, 240, 70, 0.35);
      outline: none;
    }

    .mega-panel {
      background: #fff;
      border-radius: 16px;
      box-shadow: var(--shadow-md);
      border: 1px solid var(--line);
      padding: 18px 20px;
      min-width: 300px;
    }

    .mega-panel .mega-title {
      font-size: 0.8rem;
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 0.5px;
      color: var(--muted);
      margin-bottom: 10px;
    }

    .mega-panel a {
      display: block;
      padding: 8px 12px;
      border-radius: 8px;
      color: #3A3F45;
      font-size: 0.92rem;
      font-weight: 500;
    }

    .mega-panel a:hover {
      background: rgba(183, 240, 70, 0.14);
      color: var(--ink);
    }

    .btn-ghost {
      border: 1px solid var(--line);
      color: var(--text);
      background: transparent;
      border-radius: 10px;
      padding: 8px 16px;
      font-weight: 500;
      transition: var(--transition);
    }

    .btn-ghost:hover {
      background: rgba(183, 240, 70, 0.14);
      border-color: var(--accent);
      color: var(--ink);
    }

    /* ========== 分类首屏 ========== */
    .category-hero {
      background: #EEEFE9;
      padding: 48px 0 56px;
      border-bottom: 1px solid var(--line);
    }

    .breadcrumb {
      margin-bottom: 16px;
      font-size: 0.85rem;
    }

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

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

    .breadcrumb-item.active {
      color: var(--ink);
    }

    .category-hero h1 {
      font-size: 2.5rem;
      font-weight: 700;
      line-height: 1.25;
      color: var(--text);
      margin-bottom: 12px;
    }

    .category-hero h1 .highlight {
      color: var(--accent-strong);
      background: rgba(22, 25, 28, 0.05);
      padding: 0 6px;
      border-radius: 6px;
    }

    .category-hero .hero-lead {
      font-size: 1.05rem;
      color: #4B5563;
      max-width: 720px;
    }

    .category-hero .hero-img {
      border-radius: 16px;
      box-shadow: var(--shadow-sm);
      border: 1px solid var(--line);
      overflow: hidden;
      background: #fff;
    }

    .category-hero .hero-img img {
      width: 100%;
      height: 260px;
      object-fit: cover;
    }

    /* ========== 卡片与列表 ========== */
    .support-card {
      background: var(--card);
      border-radius: var(--radius-card);
      border: 1px solid var(--line);
      padding: 24px;
      transition: var(--transition);
      box-shadow: var(--shadow-sm);
      height: 100%;
      display: flex;
      flex-direction: column;
    }

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

    .support-list-item {
      background: var(--card);
      border: 1px solid var(--line);
      border-radius: var(--radius-card);
      padding: 22px 24px;
      margin-bottom: 16px;
      transition: var(--transition);
      box-shadow: var(--shadow-sm);
      display: flex;
      gap: 18px;
      align-items: flex-start;
    }

    .support-list-item:hover {
      box-shadow: var(--shadow-md);
      transform: translateY(-2px);
    }

    .support-date {
      min-width: 80px;
      text-align: center;
      background: #F0F2EA;
      border-radius: 12px;
      padding: 10px 8px;
      font-size: 0.85rem;
      color: var(--muted);
      font-weight: 500;
      line-height: 1.4;
    }

    .support-list-content {
      flex: 1;
    }

    .support-list-content h3 {
      font-size: 1.15rem;
      font-weight: 600;
      margin-bottom: 8px;
      line-height: 1.5;
    }

    .support-list-content p {
      color: var(--muted);
      font-size: 0.95rem;
      margin-bottom: 12px;
    }

    .support-tag {
      display: inline-block;
      background: rgba(183, 240, 70, 0.18);
      color: #3E4D1A;
      font-size: 0.78rem;
      font-weight: 600;
      padding: 2px 10px;
      border-radius: 999px;
      margin-right: 8px;
    }

    .btn-outline-accent {
      border: 1px solid var(--ink);
      color: var(--ink);
      background: transparent;
      border-radius: 10px;
      padding: 7px 16px;
      font-size: 0.9rem;
      font-weight: 600;
      transition: var(--transition);
    }

    .btn-outline-accent:hover {
      background: var(--accent);
      border-color: var(--accent);
      color: var(--ink);
      transform: translateY(-1px);
    }

    .btn-primary-accent {
      background: var(--accent);
      border: none;
      color: var(--ink);
      font-weight: 700;
      border-radius: 10px;
      padding: 10px 22px;
      transition: var(--transition);
    }

    .btn-primary-accent:hover {
      background: var(--accent-strong);
      color: var(--ink);
      transform: translateY(-1px);
    }

    .btn-primary-accent:focus,
    .btn-outline-accent:focus {
      outline: 3px solid rgba(183, 240, 70, 0.45);
      outline-offset: 2px;
    }

    /* ========== 热门支持主题 ========== */
    .support-mini-card {
      background: var(--card);
      border-radius: var(--radius-card);
      border: 1px solid var(--line);
      padding: 20px;
      text-align: center;
      transition: var(--transition);
      height: 100%;
    }

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

    .support-mini-card .icon-wrap {
      width: 48px;
      height: 48px;
      background: var(--accent);
      border-radius: 14px;
      display: flex;
      align-items: center;
      justify-content: center;
      margin: 0 auto 12px;
      color: var(--ink);
      font-size: 1.3rem;
    }

    .support-mini-card h4 {
      font-size: 1rem;
      font-weight: 600;
      margin-bottom: 6px;
    }

    .support-mini-card p {
      font-size: 0.85rem;
      color: var(--muted);
      margin: 0;
    }

    /* ========== 专题导览 ========== */
    .guide-card {
      background: var(--card);
      border-radius: var(--radius-card);
      border: 1px solid var(--line);
      padding: 22px;
      box-shadow: var(--shadow-sm);
      display: flex;
      gap: 16px;
      align-items: center;
      transition: var(--transition);
    }

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

    .guide-card .icon {
      font-size: 1.8rem;
      color: var(--accent-strong);
      background: rgba(183, 240, 70, 0.15);
      width: 56px;
      height: 56px;
      border-radius: 14px;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .guide-card h4 {
      font-size: 1.05rem;
      font-weight: 600;
      margin-bottom: 4px;
    }

    .guide-card p {
      font-size: 0.9rem;
      color: var(--muted);
      margin: 0;
    }

    /* ========== 表单 ========== */
    .support-form {
      background: var(--card);
      border-radius: var(--radius-card);
      border: 1px solid var(--line);
      padding: 28px;
      box-shadow: var(--shadow-sm);
    }

    .support-form .form-label {
      font-weight: 600;
      font-size: 0.9rem;
      color: var(--text);
    }

    .support-form .form-control {
      border-radius: 10px;
      border: 1px solid var(--line);
      padding: 10px 14px;
      font-size: 0.95rem;
      transition: var(--transition);
    }

    .support-form .form-control:focus {
      border-color: var(--accent);
      box-shadow: 0 0 0 3px rgba(183, 240, 70, 0.25);
    }

    .support-form textarea.form-control {
      min-height: 120px;
      resize: vertical;
    }

    /* ========== FAQ ========== */
    .accordion-item {
      border: 1px solid var(--line);
      border-radius: 14px !important;
      margin-bottom: 12px;
      overflow: hidden;
      background: var(--card);
      box-shadow: var(--shadow-sm);
    }

    .accordion-button {
      font-size: 1.05rem;
      font-weight: 600;
      color: var(--text);
      padding: 18px 22px;
      background: var(--card);
      box-shadow: none;
      transition: var(--transition);
    }

    .accordion-button:not(.collapsed) {
      background: rgba(183, 240, 70, 0.12);
      color: var(--ink);
      box-shadow: none;
    }

    .accordion-button:focus {
      box-shadow: 0 0 0 3px rgba(183, 240, 70, 0.3);
      outline: none;
    }

    .accordion-button::after {
      filter: invert(0.6);
    }

    .accordion-body {
      padding: 16px 22px 22px;
      color: #3A3F45;
      font-size: 0.95rem;
    }

    /* ========== 底部工具 ========== */
    .tool-list {
      list-style: none;
      padding: 0;
      margin: 0;
    }

    .tool-list li {
      display: flex;
      align-items: center;
      gap: 10px;
      padding: 10px 0;
      border-bottom: 1px solid var(--line);
      font-size: 0.95rem;
      color: #3A3F45;
    }

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

    .tool-list i {
      color: var(--accent-strong);
      width: 22px;
      text-align: center;
    }

    /* ========== 页脚 ========== */
    .site-footer {
      background: var(--ink);
      color: #B8BDBD;
      padding: 56px 0 24px;
    }

    .site-footer .footer-brand {
      font-size: 1.4rem;
      font-weight: 700;
      color: #fff;
      display: flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 12px;
    }

    .site-footer .footer-brand .brand-mark {
      width: 34px;
      height: 34px;
      background: var(--accent);
      border-radius: 8px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: var(--ink);
      font-size: 1.1rem;
    }

    .site-footer p {
      color: #9BA1A1;
      font-size: 0.95rem;
      line-height: 1.7;
    }

    .site-footer .footer-title {
      font-size: 0.95rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 12px;
    }

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

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

    .site-footer ul a {
      color: #B8BDBD;
      font-size: 0.9rem;
      transition: var(--transition);
    }

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

    .footer-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }

    .footer-tags .tag {
      display: inline-block;
      padding: 4px 12px;
      background: rgba(255, 255, 255, 0.06);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: 999px;
      color: #C9CDCD;
      font-size: 0.8rem;
      transition: var(--transition);
    }

    .footer-tags .tag:hover {
      border-color: var(--accent);
      color: var(--accent);
    }

    .footer-bottom {
      border-top: 1px solid #2A2E31;
      margin-top: 32px;
      padding-top: 20px;
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      gap: 10px;
      font-size: 0.85rem;
      color: #8E9494;
    }

    .footer-bottom a {
      color: #B8BDBD;
      transition: var(--transition);
    }

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

    /* ========== 响应式 ========== */
    @media (max-width: 991px) {
      .section {
        padding: var(--section-pad-mobile);
      }
      .category-hero h1 {
        font-size: 2rem;
      }
      .navbar .navbar-collapse {
        padding-top: 12px;
        padding-bottom: 8px;
      }
      .navbar .nav-link.active::after {
        display: none;
      }
      .navbar .nav-link {
        padding: 10px 12px;
      }
      .mega-collapse .mega-panel {
        margin-top: 8px;
      }
    }

    @media (max-width: 767px) {
      .support-list-item {
        flex-direction: column;
        gap: 10px;
      }
      .support-date {
        min-width: auto;
        text-align: left;
        display: inline-block;
        padding: 4px 10px;
      }
      .category-hero .hero-img img {
        height: 200px;
      }
      .section-title {
        font-size: 1.7rem;
      }
      .support-form {
        padding: 20px;
      }
    }

    @media (max-width: 575px) {
      .category-hero {
        padding: 36px 0 40px;
      }
      .category-hero h1 {
        font-size: 1.75rem;
      }
      .support-card {
        padding: 18px;
      }
      .support-list-item {
        padding: 18px;
      }
      .guide-card {
        flex-direction: column;
        text-align: center;
      }
      .guide-card .icon {
        margin: 0 auto;
      }
      .footer-bottom {
        flex-direction: column;
        text-align: center;
      }
    }

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