/* roulang page: index */
:root {
            --primary-deep: #0F2A1E;
            --primary-mid: #1A3D2B;
            --accent-green: #B8F33D;
            --accent-green-hover: #CAFF5E;
            --accent-amber: #F5A623;
            --accent-red: #C0392B;
            --charcoal: #141716;
            --bg-warm: #F3F5ED;
            --bg-card: #FFFFFF;
            --text-main: #1A1D1B;
            --text-soft: #4A5A50;
            --text-muted: #7A8A80;
            --border-light: rgba(15, 42, 30, 0.08);
            --border-mid: rgba(15, 42, 30, 0.16);
            --shadow-sm: 0 8px 24px rgba(15, 42, 30, 0.06);
            --shadow-md: 0 14px 32px rgba(15, 42, 30, 0.12);
            --shadow-lg: 0 24px 48px rgba(15, 42, 30, 0.15);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-pill: 999px;
            --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-mono: "Roboto Mono", "SFMono-Regular", Consolas, "Liberation Mono", monospace;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.85;
            color: var(--text-main);
            background-color: var(--bg-warm);
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

        .container-page {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .mono-num {
            font-family: var(--font-mono);
            font-variant-numeric: tabular-nums;
            letter-spacing: -0.02em;
        }

        .section-gap {
            padding-top: 84px;
            padding-bottom: 84px;
        }

        .section-title-block {
            margin-bottom: 44px;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--accent-amber);
            background: rgba(245, 166, 35, 0.12);
            padding: 6px 14px;
            border-radius: var(--radius-pill);
            margin-bottom: 16px;
        }

        .section-tag i {
            font-size: 12px;
        }

        .section-title {
            font-size: 30px;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--primary-deep);
            line-height: 1.3;
            margin-bottom: 16px;
        }

        .section-desc {
            font-size: 16px;
            color: var(--text-soft);
            max-width: 720px;
            line-height: 1.9;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            padding: 14px 28px;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 15px;
            line-height: 1.4;
            cursor: pointer;
            border: 2px solid transparent;
            transition: var(--transition);
            white-space: nowrap;
        }

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

        .btn-primary {
            background: var(--accent-green);
            color: var(--primary-deep);
            border-color: var(--accent-green);
        }

        .btn-primary:hover {
            background: var(--accent-green-hover);
            border-color: var(--accent-green-hover);
            transform: scale(1.02);
            box-shadow: 0 8px 20px rgba(184, 243, 61, 0.35);
            color: var(--primary-deep);
        }

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

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

        .btn-ghost-light {
            background: transparent;
            color: #fff;
            border-color: rgba(255, 255, 255, 0.5);
        }

        .btn-ghost-light:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: #fff;
            color: #fff;
        }

        .btn-block {
            width: 100%;
        }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(15, 42, 30, 0.35);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.15);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
            transition: var(--transition);
        }

        .site-header.scrolled {
            background: var(--primary-deep);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
        }

        .site-header .container-page {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }

        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: #fff;
            line-height: 1;
        }

        .logo-link .logo-icon {
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: var(--accent-green);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: var(--primary-deep);
            flex-shrink: 0;
        }

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

        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 28px;
            list-style: none;
        }

        .nav-desktop li a {
            font-size: 14px;
            font-weight: 600;
            color: rgba(255, 255, 255, 0.85);
            padding: 8px 2px;
            position: relative;
            letter-spacing: 0.02em;
            transition: var(--transition);
            white-space: nowrap;
        }

        .nav-desktop li a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--accent-green);
            transition: var(--transition);
            border-radius: 1px;
        }

        .nav-desktop li a:hover {
            color: #fff;
        }

        .nav-desktop li a:hover::after {
            width: 100%;
        }

        .nav-desktop li a.active {
            color: var(--accent-green);
        }

        .nav-desktop li a.active::after {
            width: 100%;
        }

        .nav-cta {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .nav-search-btn {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            border: 1px solid rgba(255, 255, 255, 0.35);
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
            font-size: 14px;
        }

        .nav-search-btn:hover {
            background: var(--accent-green);
            color: var(--primary-deep);
            border-color: var(--accent-green);
        }

        .nav-btn-primary {
            padding: 10px 20px;
            border-radius: var(--radius-sm);
            background: var(--accent-green);
            color: var(--primary-deep);
            font-weight: 700;
            font-size: 13px;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }

        .nav-btn-primary:hover {
            background: var(--accent-green-hover);
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(184, 243, 61, 0.3);
            color: var(--primary-deep);
        }

        .nav-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border: 1px solid rgba(255, 255, 255, 0.35);
            background: rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-sm);
            color: #fff;
            cursor: pointer;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            transition: var(--transition);
        }

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

        .nav-mobile {
            display: none;
            position: absolute;
            top: 68px;
            left: 0;
            right: 0;
            background: var(--primary-deep);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            box-shadow: var(--shadow-lg);
            padding: 20px 24px 32px;
            flex-direction: column;
            gap: 8px;
            max-height: calc(100vh - 68px);
            overflow-y: auto;
        }

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

        .nav-mobile a {
            font-size: 16px;
            font-weight: 600;
            color: rgba(255, 255, 255, 0.9);
            padding: 12px 4px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .nav-mobile a:hover,
        .nav-mobile a.active {
            color: var(--accent-green);
        }

        .nav-mobile .nav-btn-primary {
            margin-top: 16px;
            text-align: center;
            justify-content: center;
            font-size: 15px;
            padding: 14px 20px;
        }

        /* ===== Hero ===== */
        .hero-section {
            position: relative;
            min-height: 100vh;
            display: flex;
            align-items: flex-end;
            background-image: linear-gradient(180deg, rgba(15, 42, 30, 0.55) 0%, rgba(15, 42, 30, 0.75) 45%, rgba(20, 23, 22, 0.92) 100%), url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            padding: 140px 0 60px;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: radial-gradient(ellipse at 30% 40%, rgba(184, 243, 61, 0.07) 0%, transparent 60%);
            pointer-events: none;
        }

        .hero-grid-bg {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
            background-size: 60px 60px;
            pointer-events: none;
        }

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

        .hero-inner {
            display: flex;
            flex-direction: column;
            gap: 48px;
        }

        .hero-text-block {
            max-width: 720px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.08em;
            color: var(--accent-green);
            background: rgba(184, 243, 61, 0.12);
            border: 1px solid rgba(184, 243, 61, 0.3);
            padding: 8px 18px;
            border-radius: var(--radius-pill);
            margin-bottom: 24px;
        }

        .hero-badge i {
            font-size: 12px;
        }

        .hero-title {
            font-size: 46px;
            font-weight: 900;
            letter-spacing: -0.03em;
            color: #fff;
            line-height: 1.2;
            margin-bottom: 20px;
        }

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

        .hero-subtitle {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.82);
            line-height: 1.9;
            max-width: 620px;
            margin-bottom: 32px;
        }

        .hero-cta-group {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 28px;
        }

        .hero-trust-row {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            align-items: center;
        }

        .hero-trust-item {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
            white-space: nowrap;
        }

        .hero-trust-item i {
            color: var(--accent-green);
            font-size: 14px;
        }

        .hero-trust-divider {
            width: 1px;
            height: 20px;
            background: rgba(255, 255, 255, 0.25);
        }

        /* 指标看板 */
        .metrics-panel {
            position: relative;
            z-index: 3;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            background: rgba(15, 42, 30, 0.85);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border: 1px solid rgba(184, 243, 61, 0.2);
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.35);
        }

        .metric-item {
            padding: 16px 20px;
            border-radius: var(--radius-sm);
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.08);
            transition: var(--transition);
        }

        .metric-item:hover {
            background: rgba(255, 255, 255, 0.09);
            border-color: rgba(184, 243, 61, 0.35);
        }

        .metric-label {
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .metric-label i {
            font-size: 11px;
            color: var(--accent-green);
        }

        .metric-value {
            font-size: 32px;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
            margin-bottom: 10px;
            letter-spacing: -0.02em;
        }

        .metric-value .metric-unit {
            font-size: 16px;
            font-weight: 600;
            color: rgba(255, 255, 255, 0.6);
        }

        .metric-value.highlight-green {
            color: var(--accent-green);
        }

        .metric-value.highlight-amber {
            color: var(--accent-amber);
        }

        .metric-trend {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 12px;
            font-weight: 600;
        }

        .metric-trend.up {
            color: var(--accent-green);
        }

        .metric-trend.down {
            color: var(--accent-amber);
        }

        .metric-trend .trend-bar {
            flex: 1;
            max-width: 80px;
            height: 4px;
            border-radius: 2px;
            background: rgba(255, 255, 255, 0.15);
            overflow: hidden;
        }

        .metric-trend .trend-bar .fill {
            height: 100%;
            border-radius: 2px;
            background: currentColor;
            transition: width 1.2s ease;
        }

        /* ===== 服务矩阵 ===== */
        .service-matrix-section {
            background: var(--bg-warm);
        }

        .service-matrix-grid {
            display: grid;
            grid-template-columns: 1.4fr 0.8fr;
            gap: 24px;
        }

        .service-panel-main {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            padding: 32px;
            display: flex;
            flex-direction: column;
            gap: 20px;
            transition: var(--transition);
        }

        .service-panel-main:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--border-mid);
        }

        .service-panel-side-group {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .service-panel-side {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            padding: 24px 28px;
            transition: var(--transition);
            flex: 1;
        }

        .service-panel-side:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--border-mid);
        }

        .panel-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary-deep);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .panel-title i {
            font-size: 18px;
            color: var(--accent-green);
            background: rgba(184, 243, 61, 0.15);
            width: 36px;
            height: 36px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .panel-subtitle {
            font-size: 14px;
            color: var(--text-soft);
            margin-bottom: 16px;
            line-height: 1.7;
        }

        .data-table-mini {
            width: 100%;
            border-collapse: collapse;
            font-size: 13px;
        }

        .data-table-mini th {
            text-align: left;
            padding: 10px 8px;
            font-weight: 700;
            color: var(--primary-deep);
            border-bottom: 2px solid var(--primary-deep);
            white-space: nowrap;
        }

        .data-table-mini td {
            padding: 10px 8px;
            border-bottom: 1px solid var(--border-light);
            white-space: nowrap;
        }

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

        .data-table-mini .num {
            font-family: var(--font-mono);
            font-weight: 600;
        }

        .tag-chip {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 11px;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: var(--radius-pill);
            white-space: nowrap;
        }

        .tag-chip.green {
            background: rgba(184, 243, 61, 0.18);
            color: #4A7A00;
        }

        .tag-chip.amber {
            background: rgba(245, 166, 35, 0.18);
            color: #B26A00;
        }

        .tag-chip.red {
            background: rgba(192, 57, 43, 0.15);
            color: #A0281F;
        }

        .service-data-strip {
            background: var(--primary-deep);
            border-radius: var(--radius-lg);
            padding: 24px 28px;
            margin-top: 24px;
            overflow-x: auto;
            border: 1px solid rgba(184, 243, 61, 0.15);
        }

        .service-data-strip-title {
            font-size: 14px;
            font-weight: 700;
            color: var(--accent-green);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .strip-table {
            width: 100%;
            min-width: 700px;
            border-collapse: collapse;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.85);
        }

        .strip-table th {
            text-align: left;
            padding: 10px 12px;
            font-weight: 700;
            color: #fff;
            border-bottom: 1px solid rgba(255, 255, 255, 0.2);
            white-space: nowrap;
        }

        .strip-table td {
            padding: 10px 12px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            white-space: nowrap;
        }

        .strip-table .num {
            font-family: var(--font-mono);
            font-weight: 600;
        }

        .strip-table .up {
            color: var(--accent-green);
        }

        .strip-table .down {
            color: var(--accent-amber);
        }

        /* ===== 深度内容A ===== */
        .deep-content-a {
            background: #fff;
            border-top: 1px solid var(--border-light);
            border-bottom: 1px solid var(--border-light);
        }

        .deep-content-layout {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 48px;
            align-items: start;
        }

        .deep-content-text h3 {
            font-size: 22px;
            font-weight: 800;
            color: var(--primary-deep);
            margin-bottom: 18px;
            line-height: 1.4;
        }

        .deep-content-text h4 {
            font-size: 17px;
            font-weight: 700;
            color: var(--primary-deep);
            margin-top: 28px;
            margin-bottom: 12px;
        }

        .deep-content-text p {
            font-size: 15px;
            color: var(--text-soft);
            line-height: 2.0;
            margin-bottom: 16px;
        }

        .deep-content-quote {
            background: rgba(184, 243, 61, 0.08);
            border-left: 4px solid var(--accent-green);
            padding: 18px 24px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin: 24px 0;
            font-style: italic;
            color: var(--text-main);
            font-size: 15px;
            line-height: 1.9;
        }

        .deep-content-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            position: relative;
        }

        .deep-content-image img {
            width: 100%;
            height: 320px;
            object-fit: cover;
        }

        .deep-content-image .image-caption {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 16px 20px;
            background: linear-gradient(0deg, rgba(15, 42, 30, 0.9) 0%, transparent 100%);
            color: rgba(255, 255, 255, 0.9);
            font-size: 12px;
            font-weight: 600;
        }

        /* ===== 结果对比 ===== */
        .result-compare-section {
            background: var(--bg-warm);
        }

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

        .compare-table {
            width: 100%;
            min-width: 800px;
            border-collapse: collapse;
            font-size: 14px;
        }

        .compare-table thead th {
            background: var(--primary-deep);
            color: #fff;
            padding: 16px 18px;
            font-weight: 700;
            font-size: 13px;
            text-align: left;
            white-space: nowrap;
            letter-spacing: 0.03em;
        }

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

        .compare-table tbody tr:hover td {
            background: rgba(184, 243, 61, 0.05);
        }

        .compare-table .num {
            font-family: var(--font-mono);
            font-weight: 600;
        }

        .compare-table .diff-highlight {
            background: rgba(245, 166, 35, 0.18);
            color: #7A4D00;
            font-weight: 700;
        }

        .compare-table .normal-cell {
            background: rgba(184, 243, 61, 0.08);
            color: #3A5A00;
            font-weight: 600;
        }

        .compare-table .trend-up {
            color: #4A7A00;
        }

        .compare-table .trend-down {
            color: #A0281F;
        }

        .compare-hint {
            font-size: 12px;
            color: var(--text-muted);
            margin-top: 12px;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .compare-hint i {
            font-size: 12px;
        }

        /* ===== 新闻中心 ===== */
        .news-section {
            background: #fff;
        }

        .news-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }

        .news-card {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 24px;
            display: flex;
            gap: 20px;
            transition: var(--transition);
            cursor: pointer;
        }

        .news-card:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--accent-green);
            transform: translateY(-2px);
        }

        .news-date-block {
            flex-shrink: 0;
            width: 62px;
            height: 62px;
            border-radius: var(--radius-sm);
            background: var(--accent-green);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            color: var(--primary-deep);
            font-weight: 800;
            line-height: 1.2;
        }

        .news-date-block .day {
            font-size: 22px;
            font-weight: 900;
        }

        .news-date-block .month {
            font-size: 11px;
            font-weight: 700;
        }

        .news-content {
            flex: 1;
        }

        .news-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 8px;
            line-height: 1.5;
        }

        .news-summary {
            font-size: 13px;
            color: var(--text-soft);
            line-height: 1.7;
            margin-bottom: 12px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-read-more {
            font-size: 13px;
            font-weight: 700;
            color: var(--primary-deep);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
        }

        .news-read-more i {
            transition: var(--transition);
        }

        .news-card:hover .news-read-more {
            color: var(--accent-amber);
        }

        .news-card:hover .news-read-more i {
            transform: translateX(4px);
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--bg-warm);
        }

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

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

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

        .faq-item.open {
            border-color: var(--accent-green);
            box-shadow: var(--shadow-sm);
        }

        .faq-question {
            width: 100%;
            background: none;
            border: none;
            padding: 20px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 700;
            color: var(--text-main);
            font-family: var(--font-sans);
            text-align: left;
            transition: var(--transition);
        }

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

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(184, 243, 61, 0.15);
            color: var(--primary-deep);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            transition: var(--transition);
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
        }

        .faq-answer-inner {
            padding: 0 24px 20px;
            font-size: 14px;
            color: var(--text-soft);
            line-height: 1.9;
        }

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

        /* ===== 品牌介绍 ===== */
        .brand-intro-section {
            background: #fff;
            border-top: 1px solid var(--border-light);
        }

        .brand-intro-card {
            background: rgba(184, 243, 61, 0.06);
            border-left: 4px solid var(--accent-green);
            border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
            padding: 32px 36px;
            margin-bottom: 40px;
        }

        .brand-intro-card h3 {
            font-size: 20px;
            font-weight: 800;
            color: var(--primary-deep);
            margin-bottom: 16px;
        }

        .brand-intro-card p {
            font-size: 15px;
            color: var(--text-soft);
            line-height: 2.0;
            margin-bottom: 12px;
        }

        .brand-intro-card p:last-child {
            margin-bottom: 0;
        }

        .deep-content-b {
            display: grid;
            grid-template-columns: 0.9fr 1.1fr;
            gap: 40px;
            align-items: start;
        }

        .deep-content-b .image-block {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
        }

        .deep-content-b .image-block img {
            width: 100%;
            height: 280px;
            object-fit: cover;
        }

        .deep-content-b-text h3 {
            font-size: 24px;
            font-weight: 800;
            color: var(--primary-deep);
            margin-bottom: 16px;
            line-height: 1.4;
        }

        .deep-content-b-text p {
            font-size: 15px;
            color: var(--text-soft);
            line-height: 2.0;
            margin-bottom: 14px;
        }

        /* ===== 转化表单 ===== */
        .cta-form-section {
            background: var(--primary-deep);
            position: relative;
            overflow: hidden;
        }

        .cta-form-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 500px;
            height: 500px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(184, 243, 61, 0.1) 0%, transparent 60%);
            pointer-events: none;
        }

        .cta-form-grid {
            display: grid;
            grid-template-columns: 0.9fr 1.1fr;
            gap: 48px;
            align-items: center;
            position: relative;
            z-index: 1;
        }

        .cta-form-info h2 {
            font-size: 28px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
            line-height: 1.3;
        }

        .cta-form-info p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.9;
            margin-bottom: 20px;
        }

        .cta-form-info .mini-metrics {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
        }

        .cta-form-info .mini-metric-item {
            text-align: center;
        }

        .cta-form-info .mini-metric-item .mini-value {
            font-size: 24px;
            font-weight: 800;
            color: var(--accent-green);
            font-family: var(--font-mono);
        }

        .cta-form-info .mini-metric-item .mini-label {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 4px;
        }

        .cta-form-panel {
            background: rgba(255, 255, 255, 0.06);
            backdrop-filter: blur(6px);
            border: 1px solid rgba(184, 243, 61, 0.25);
            border-radius: var(--radius-lg);
            padding: 36px;
        }

        .cta-form-panel .form-label {
            font-size: 13px;
            font-weight: 700;
            color: var(--accent-green);
            margin-bottom: 8px;
            display: block;
            letter-spacing: 0.04em;
        }

        .cta-form-panel .form-input {
            width: 100%;
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(255, 255, 255, 0.2);
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            font-size: 15px;
            transition: var(--transition);
            margin-bottom: 18px;
        }

        .cta-form-panel .form-input::placeholder {
            color: rgba(255, 255, 255, 0.45);
        }

        .cta-form-panel .form-input:focus {
            outline: none;
            border-color: var(--accent-green);
            box-shadow: 0 0 0 3px rgba(184, 243, 61, 0.25);
            background: rgba(255, 255, 255, 0.12);
        }

        .cta-form-panel select.form-input {
            appearance: none;
            cursor: pointer;
        }

        .cta-form-panel select.form-input option {
            background: #fff;
            color: var(--text-main);
        }

        .privacy-hint {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.5);
            margin-top: 14px;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .privacy-hint i {
            font-size: 12px;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--primary-deep);
            color: rgba(255, 255, 255, 0.75);
            padding-top: 64px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-top {
            display: grid;
            grid-template-columns: 1.2fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-brand .logo-link {
            font-size: 24px;
            margin-bottom: 16px;
            color: #fff;
        }

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

        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }

        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-col ul li a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
            display: flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
        }

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

        .footer-bottom {
            padding: 24px 0;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.5);
        }

        .footer-bottom .copyright {
            font-weight: 600;
            color: rgba(255, 255, 255, 0.7);
        }

        .footer-bottom .icp-info {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
        }

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

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

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .hero-title {
                font-size: 38px;
            }
            .metrics-panel {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
                padding: 18px;
            }
            .metric-value {
                font-size: 26px;
            }
            .service-matrix-grid {
                grid-template-columns: 1fr;
            }
            .deep-content-layout {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .news-list {
                grid-template-columns: 1fr;
            }
            .cta-form-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .deep-content-b {
                grid-template-columns: 1fr;
            }
            .footer-top {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .section-gap {
                padding-top: 56px;
                padding-bottom: 56px;
            }
            .section-title {
                font-size: 24px;
            }
            .hero-section {
                padding: 120px 0 40px;
                min-height: auto;
            }
            .hero-title {
                font-size: 30px;
            }
            .hero-subtitle {
                font-size: 15px;
            }
            .hero-cta-group {
                flex-direction: column;
                align-items: stretch;
            }
            .hero-cta-group .btn {
                width: 100%;
            }
            .hero-trust-row {
                gap: 12px;
                flex-wrap: wrap;
            }
            .hero-trust-divider {
                display: none;
            }
            .metrics-panel {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
                padding: 14px;
            }
            .metric-item {
                padding: 12px 14px;
            }
            .metric-value {
                font-size: 22px;
            }
            .service-panel-main,
            .service-panel-side {
                padding: 20px;
            }
            .compare-table-wrapper {
                max-width: 100%;
            }
            .news-card {
                flex-direction: column;
                gap: 12px;
            }
            .news-date-block {
                width: 52px;
                height: 52px;
            }
            .news-date-block .day {
                font-size: 18px;
            }
            .footer-top {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                align-items: center;
            }
        }

        @media (max-width: 640px) {
            .container-page {
                padding: 0 16px;
            }
            .nav-desktop {
                display: none;
            }
            .nav-cta .nav-btn-primary {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .hero-title {
                font-size: 26px;
            }
            .hero-badge {
                font-size: 11px;
                padding: 6px 14px;
            }
            .hero-subtitle {
                font-size: 14px;
            }
            .metrics-panel {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
                padding: 10px;
            }
            .metric-item {
                padding: 10px;
            }
            .metric-label {
                font-size: 10px;
            }
            .metric-value {
                font-size: 20px;
            }
            .metric-value .metric-unit {
                font-size: 12px;
            }
            .metric-trend {
                font-size: 10px;
            }
            .btn {
                padding: 12px 20px;
                font-size: 14px;
            }
            .faq-question {
                font-size: 14px;
                padding: 16px 18px;
            }
            .faq-answer-inner {
                padding: 0 18px 16px;
            }
            .cta-form-panel {
                padding: 24px 20px;
            }
        }

/* roulang page: category2 */
:root {
            --primary-deep: #0F2A1E;
            --primary-mid: #1A3D2B;
            --accent-green: #B8F33D;
            --accent-green-hover: #CAFF5E;
            --accent-amber: #F5A623;
            --accent-red: #C0392B;
            --charcoal: #141716;
            --bg-warm: #F3F5ED;
            --bg-card: #FFFFFF;
            --text-main: #1A1D1B;
            --text-soft: #4A5A50;
            --text-muted: #7A8A80;
            --border-light: rgba(15, 42, 30, 0.08);
            --border-mid: rgba(15, 42, 30, 0.16);
            --shadow-sm: 0 8px 24px rgba(15, 42, 30, 0.06);
            --shadow-md: 0 14px 32px rgba(15, 42, 30, 0.12);
            --shadow-lg: 0 24px 48px rgba(15, 42, 30, 0.15);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-pill: 999px;
            --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-mono: "Roboto Mono", "SFMono-Regular", Consolas, "Liberation Mono", monospace;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.85;
            color: var(--text-main);
            background-color: var(--bg-warm);
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }
        .container-page {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .section-gap {
            padding-top: 72px;
            padding-bottom: 72px;
        }
        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--accent-amber);
            background: rgba(245, 166, 35, 0.12);
            padding: 6px 14px;
            border-radius: var(--radius-pill);
            margin-bottom: 16px;
        }
        .section-tag i {
            font-size: 12px;
        }
        .section-title {
            font-size: 28px;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--primary-deep);
            line-height: 1.3;
            margin-bottom: 14px;
        }
        .section-desc {
            font-size: 16px;
            color: var(--text-soft);
            max-width: 760px;
            line-height: 1.9;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            padding: 14px 28px;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 15px;
            line-height: 1.4;
            cursor: pointer;
            border: 2px solid transparent;
            transition: var(--transition);
            white-space: nowrap;
        }
        .btn:focus-visible {
            outline: 3px solid var(--accent-green);
            outline-offset: 2px;
        }
        .btn-primary {
            background: var(--accent-green);
            color: var(--primary-deep);
            border-color: var(--accent-green);
        }
        .btn-primary:hover {
            background: var(--accent-green-hover);
            border-color: var(--accent-green-hover);
            transform: scale(1.02);
            box-shadow: 0 8px 20px rgba(184, 243, 61, 0.35);
            color: var(--primary-deep);
        }
        .btn-outline {
            background: transparent;
            color: var(--primary-deep);
            border-color: var(--primary-deep);
        }
        .btn-outline:hover {
            background: var(--primary-deep);
            color: #fff;
            border-color: var(--primary-deep);
            transform: translateY(-1px);
            box-shadow: var(--shadow-sm);
        }
        .btn-ghost-light {
            background: transparent;
            color: #fff;
            border-color: rgba(255, 255, 255, 0.5);
        }
        .btn-ghost-light:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: #fff;
            color: #fff;
        }
        .btn-block {
            width: 100%;
        }
        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(15, 42, 30, 0.55);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.15);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
            transition: var(--transition);
        }
        .site-header.scrolled {
            background: var(--primary-deep);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
        }
        .site-header .container-page {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }
        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.01em;
        }
        .logo-link:hover {
            color: var(--accent-green);
        }
        .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--accent-green);
            color: var(--primary-deep);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
        }
        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-desktop li a {
            display: block;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 600;
            color: rgba(255, 255, 255, 0.85);
            border-radius: var(--radius-sm);
            transition: var(--transition);
            white-space: nowrap;
        }
        .nav-desktop li a:hover {
            color: var(--accent-green);
            background: rgba(255, 255, 255, 0.08);
        }
        .nav-desktop li a.active {
            color: var(--accent-green);
            background: rgba(184, 243, 61, 0.15);
        }
        .nav-cta {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .nav-search-btn {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            border: 1px solid rgba(255, 255, 255, 0.3);
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
            font-size: 14px;
        }
        .nav-search-btn:hover {
            background: rgba(255, 255, 255, 0.2);
            border-color: var(--accent-green);
            color: var(--accent-green);
        }
        .nav-btn-primary {
            padding: 10px 20px;
            background: var(--accent-green);
            color: var(--primary-deep);
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 14px;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }
        .nav-btn-primary:hover {
            background: var(--accent-green-hover);
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(184, 243, 61, 0.3);
        }
        .nav-toggle {
            width: 38px;
            height: 38px;
            border-radius: 8px;
            border: 1px solid rgba(255, 255, 255, 0.3);
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            cursor: pointer;
            display: none;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            transition: var(--transition);
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.2);
        }
        .nav-mobile {
            display: none;
            background: var(--primary-deep);
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 16px 24px 24px;
            flex-direction: column;
            gap: 6px;
        }
        .nav-mobile.open {
            display: flex;
        }
        .nav-mobile a {
            padding: 12px 16px;
            color: rgba(255, 255, 255, 0.85);
            font-weight: 600;
            font-size: 15px;
            border-radius: var(--radius-sm);
            transition: var(--transition);
        }
        .nav-mobile a:hover {
            background: rgba(255, 255, 255, 0.08);
            color: var(--accent-green);
        }
        .nav-mobile a.active {
            color: var(--accent-green);
            background: rgba(184, 243, 61, 0.15);
        }
        .nav-mobile .nav-btn-primary {
            margin-top: 10px;
            text-align: center;
            padding: 14px 20px;
            background: var(--accent-green);
            color: var(--primary-deep);
            border-radius: var(--radius-sm);
        }
        /* ===== 分类页小Hero ===== */
        .page-hero {
            position: relative;
            min-height: 280px;
            display: flex;
            align-items: center;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            padding-top: 68px;
            overflow: hidden;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 42, 30, 0.9) 0%, rgba(15, 42, 30, 0.75) 40%, rgba(20, 23, 22, 0.65) 100%);
            z-index: 1;
        }
        .page-hero .container-page {
            position: relative;
            z-index: 2;
            width: 100%;
        }
        .page-hero-title {
            font-size: 34px;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.02em;
            margin-bottom: 10px;
            line-height: 1.3;
        }
        .page-hero-subtitle {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.8);
            max-width: 640px;
            line-height: 1.7;
        }
        /* ===== 面包屑 ===== */
        .breadcrumb-bar {
            background: var(--bg-card);
            border-bottom: 1px solid var(--border-light);
            padding: 12px 0;
        }
        .breadcrumb-bar .container-page {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-muted);
        }
        .breadcrumb-bar a {
            color: var(--text-soft);
            transition: var(--transition);
        }
        .breadcrumb-bar a:hover {
            color: var(--accent-amber);
        }
        .breadcrumb-bar .separator {
            color: var(--text-muted);
            font-size: 12px;
        }
        .breadcrumb-bar .current {
            color: var(--primary-deep);
            font-weight: 600;
        }
        /* ===== 筛选排序条 ===== */
        .filter-bar {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 16px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            box-shadow: var(--shadow-sm);
            margin-bottom: 36px;
        }
        .filter-group {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .filter-label {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-muted);
            margin-right: 4px;
        }
        .filter-chip {
            padding: 8px 16px;
            border-radius: var(--radius-pill);
            border: 1px solid var(--border-mid);
            background: transparent;
            cursor: pointer;
            font-size: 13px;
            font-weight: 600;
            color: var(--text-soft);
            transition: var(--transition);
            white-space: nowrap;
        }
        .filter-chip:hover {
            border-color: var(--primary-deep);
            color: var(--primary-deep);
        }
        .filter-chip.active {
            background: var(--primary-deep);
            color: #fff;
            border-color: var(--primary-deep);
        }
        .filter-sort-select {
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-mid);
            background: transparent;
            font-size: 13px;
            font-weight: 600;
            color: var(--text-soft);
            cursor: pointer;
            appearance: none;
            -webkit-appearance: none;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%234A5A50' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 12px center;
            padding-right: 32px;
        }
        /* ===== 卡片列表 ===== */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
            margin-bottom: 36px;
        }
        .content-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .content-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: rgba(184, 243, 61, 0.5);
        }
        .content-card .card-cover {
            position: relative;
            height: 200px;
            overflow: hidden;
            background: var(--primary-deep);
        }
        .content-card .card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }
        .content-card:hover .card-cover img {
            transform: scale(1.05);
        }
        .content-card .card-cover::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to bottom, rgba(15, 42, 30, 0.15) 0%, rgba(15, 42, 30, 0.6) 100%);
            z-index: 1;
        }
        .content-card .card-cover .card-date-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            z-index: 2;
            background: var(--accent-green);
            color: var(--primary-deep);
            padding: 5px 12px;
            border-radius: var(--radius-pill);
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 0.03em;
        }
        .content-card .card-body {
            padding: 20px 22px 22px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .content-card .card-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--primary-deep);
            line-height: 1.5;
            margin-bottom: 10px;
            letter-spacing: -0.01em;
        }
        .content-card .card-excerpt {
            font-size: 14px;
            color: var(--text-soft);
            line-height: 1.75;
            margin-bottom: 16px;
            flex: 1;
        }
        .read-more-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 700;
            color: var(--primary-deep);
            transition: var(--transition);
            cursor: pointer;
            align-self: flex-start;
            padding: 4px 0;
            border-bottom: 2px solid transparent;
        }
        .read-more-btn i {
            font-size: 12px;
            transition: var(--transition);
        }
        .read-more-btn:hover {
            color: var(--accent-amber);
            border-bottom-color: var(--accent-amber);
        }
        .read-more-btn:hover i {
            transform: translateX(4px);
        }
        .content-card.full-width-card {
            grid-column: 1 / -1;
            flex-direction: row;
        }
        .content-card.full-width-card .card-cover {
            width: 280px;
            height: auto;
            min-height: 100%;
            flex-shrink: 0;
        }
        .content-card.full-width-card .card-body {
            padding: 24px 28px;
        }
        .content-card.full-width-card .card-title {
            font-size: 20px;
        }
        /* ===== 侧栏 ===== */
        .category-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 32px;
            align-items: start;
        }
        .sidebar-widget {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            padding: 22px;
            margin-bottom: 24px;
        }
        .sidebar-widget h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--primary-deep);
            margin-bottom: 16px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--border-light);
        }
        .sidebar-widget ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .sidebar-widget li {
            padding: 10px 0;
            border-bottom: 1px solid var(--border-light);
            font-size: 14px;
            color: var(--text-soft);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .sidebar-widget li:last-child {
            border-bottom: none;
        }
        .sidebar-widget li .widget-num {
            font-family: var(--font-mono);
            font-size: 13px;
            font-weight: 700;
            color: var(--accent-amber);
            min-width: 28px;
        }
        .sidebar-widget li .widget-text {
            flex: 1;
            line-height: 1.6;
        }
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .tag-cloud a {
            display: inline-block;
            padding: 6px 14px;
            border-radius: var(--radius-pill);
            border: 1px solid var(--border-mid);
            font-size: 12px;
            font-weight: 600;
            color: var(--text-soft);
            transition: var(--transition);
        }
        .tag-cloud a:hover {
            background: var(--primary-deep);
            color: #fff;
            border-color: var(--primary-deep);
        }
        /* ===== 分页 ===== */
        .pagination-bar {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 20px 0;
        }
        .pagination-bar a,
        .pagination-bar span {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 40px;
            height: 40px;
            padding: 0 14px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 600;
            border: 1px solid var(--border-mid);
            color: var(--text-soft);
            transition: var(--transition);
        }
        .pagination-bar a:hover {
            border-color: var(--primary-deep);
            color: var(--primary-deep);
        }
        .pagination-bar .page-current {
            background: var(--primary-deep);
            color: #fff;
            border-color: var(--primary-deep);
        }
        .pagination-bar .page-disabled {
            opacity: 0.4;
            pointer-events: none;
        }
        /* ===== 深度内容 ===== */
        .deep-content-block {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            padding: 36px 40px;
            margin-bottom: 36px;
        }
        .deep-content-block h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--primary-deep);
            margin-bottom: 16px;
            line-height: 1.4;
        }
        .deep-content-block p {
            font-size: 15px;
            color: var(--text-soft);
            line-height: 1.9;
            margin-bottom: 16px;
        }
        .deep-content-block .highlight-quote {
            background: rgba(184, 243, 61, 0.1);
            border-left: 4px solid var(--accent-green);
            padding: 16px 20px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin: 20px 0;
            font-size: 15px;
            color: var(--text-main);
            line-height: 1.85;
        }
        .deep-content-block .data-mini-table {
            width: 100%;
            border-collapse: collapse;
            margin: 20px 0;
            font-size: 14px;
        }
        .deep-content-block .data-mini-table th {
            background: var(--primary-deep);
            color: #fff;
            padding: 10px 14px;
            text-align: left;
            font-weight: 600;
            font-size: 13px;
        }
        .deep-content-block .data-mini-table td {
            padding: 10px 14px;
            border-bottom: 1px solid var(--border-light);
            color: var(--text-soft);
            font-family: var(--font-mono);
            font-size: 13px;
        }
        .deep-content-block .data-mini-table td:first-child {
            font-family: var(--font-sans);
        }
        .deep-content-block .data-mini-table tr:nth-child(even) td {
            background: rgba(15, 42, 30, 0.02);
        }
        .deep-content-block .data-mini-table .diff-highlight {
            color: var(--accent-amber);
            font-weight: 700;
        }
        /* ===== FAQ ===== */
        .faq-accordion {
            border-top: 2px solid var(--border-mid);
        }
        .faq-item {
            border-bottom: 1px solid var(--border-light);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 8px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 700;
            color: var(--primary-deep);
            transition: var(--transition);
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            gap: 16px;
        }
        .faq-question:hover {
            color: var(--accent-amber);
        }
        .faq-question .faq-icon {
            font-size: 18px;
            color: var(--accent-amber);
            transition: var(--transition);
            flex-shrink: 0;
        }
        .faq-question .faq-icon.rotated {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 8px;
        }
        .faq-answer.open {
            max-height: 300px;
            padding: 0 8px 20px;
        }
        .faq-answer p {
            font-size: 14.5px;
            color: var(--text-soft);
            line-height: 1.85;
            margin: 0;
        }
        /* ===== CTA ===== */
        .cta-section {
            background: var(--primary-deep);
            border-radius: var(--radius-lg);
            padding: 44px 40px;
            color: #fff;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -60%;
            right: -20%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(184, 243, 61, 0.15) 0%, transparent 70%);
            border-radius: 50%;
            z-index: 1;
        }
        .cta-section .container-page {
            position: relative;
            z-index: 2;
        }
        .cta-section h3 {
            font-size: 26px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
        }
        .cta-section p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.8;
            margin-bottom: 24px;
            max-width: 600px;
        }
        .cta-form {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr auto;
            gap: 12px;
            align-items: end;
        }
        .cta-form .form-field {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }
        .cta-form label {
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-green);
        }
        .cta-form input,
        .cta-form select {
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(255, 255, 255, 0.3);
            background: rgba(255, 255, 255, 0.95);
            font-size: 14px;
            color: var(--text-main);
            transition: var(--transition);
            width: 100%;
        }
        .cta-form input:focus,
        .cta-form select:focus {
            outline: none;
            border-color: var(--accent-green);
            box-shadow: 0 0 0 3px rgba(184, 243, 61, 0.25);
        }
        .cta-form .btn {
            padding: 13px 28px;
            white-space: nowrap;
        }
        .cta-privacy {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.5);
            margin-top: 12px;
        }
        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--primary-deep);
            color: rgba(255, 255, 255, 0.75);
            padding: 48px 0 24px;
            margin-top: 72px;
        }
        .site-footer .container-page {
            max-width: 1200px;
        }
        .footer-top {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 32px;
        }
        .footer-brand .logo-link {
            font-size: 20px;
            margin-bottom: 14px;
        }
        .footer-desc {
            font-size: 13.5px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.6);
            max-width: 340px;
            margin: 0;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col li {
            margin-bottom: 8px;
        }
        .footer-col a {
            font-size: 13.5px;
            color: rgba(255, 255, 255, 0.6);
            transition: var(--transition);
        }
        .footer-col a:hover {
            color: var(--accent-green);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }
        .copyright {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
        }
        .icp-info {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
            font-size: 12.5px;
            color: rgba(255, 255, 255, 0.5);
        }
        .icp-info a {
            color: rgba(255, 255, 255, 0.5);
            transition: var(--transition);
        }
        .icp-info a:hover {
            color: var(--accent-green);
        }
        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .category-layout {
                grid-template-columns: 1fr;
            }
            .sidebar-widget-wrap {
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .cta-form {
                grid-template-columns: 1fr 1fr;
            }
            .cta-form .btn {
                grid-column: 1 / -1;
            }
        }
        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
            .nav-btn-primary {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .page-hero {
                min-height: 220px;
                padding-top: 60px;
            }
            .page-hero-title {
                font-size: 26px;
            }
            .card-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
            .content-card.full-width-card {
                flex-direction: column;
            }
            .content-card.full-width-card .card-cover {
                width: 100%;
                height: 200px;
                min-height: auto;
            }
            .content-card.full-width-card .card-body {
                padding: 20px 22px;
            }
            .deep-content-block {
                padding: 24px 20px;
            }
            .cta-section {
                padding: 28px 20px;
            }
            .cta-form {
                grid-template-columns: 1fr;
            }
            .cta-form .btn {
                grid-column: auto;
                width: 100%;
            }
            .filter-bar {
                flex-direction: column;
                align-items: flex-start;
            }
            .sidebar-widget-wrap {
                grid-template-columns: 1fr;
            }
            .footer-top {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .section-gap {
                padding-top: 48px;
                padding-bottom: 48px;
            }
        }
        @media (max-width: 520px) {
            .container-page {
                padding: 0 16px;
            }
            .page-hero-title {
                font-size: 22px;
            }
            .page-hero-subtitle {
                font-size: 14px;
            }
            .section-title {
                font-size: 24px;
            }
            .card-grid {
                gap: 14px;
            }
            .content-card .card-cover {
                height: 170px;
            }
            .content-card .card-title {
                font-size: 15px;
            }
            .pagination-bar a,
            .pagination-bar span {
                min-width: 34px;
                height: 34px;
                padding: 0 10px;
                font-size: 12px;
            }
        }

/* roulang page: category1 */
:root {
            --primary-deep: #0F2A1E;
            --primary-mid: #1A3D2B;
            --accent-green: #B8F33D;
            --accent-green-hover: #CAFF5E;
            --accent-amber: #F5A623;
            --accent-red: #C0392B;
            --charcoal: #141716;
            --bg-warm: #F3F5ED;
            --bg-card: #FFFFFF;
            --text-main: #1A1D1B;
            --text-soft: #4A5A50;
            --text-muted: #7A8A80;
            --border-light: rgba(15, 42, 30, 0.08);
            --border-mid: rgba(15, 42, 30, 0.16);
            --shadow-sm: 0 8px 24px rgba(15, 42, 30, 0.06);
            --shadow-md: 0 14px 32px rgba(15, 42, 30, 0.12);
            --shadow-lg: 0 24px 48px rgba(15, 42, 30, 0.15);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-pill: 999px;
            --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-mono: "Roboto Mono", "SFMono-Regular", Consolas, "Liberation Mono", monospace;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.85;
            color: var(--text-main);
            background-color: var(--bg-warm);
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-top: 68px;
        }

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

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

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

        .container-page {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .section-gap {
            padding-top: 84px;
            padding-bottom: 84px;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--accent-amber);
            background: rgba(245, 166, 35, 0.12);
            padding: 6px 14px;
            border-radius: var(--radius-pill);
            margin-bottom: 16px;
        }

        .section-tag i {
            font-size: 12px;
        }

        .section-title {
            font-size: 30px;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--primary-deep);
            line-height: 1.3;
            margin-bottom: 16px;
        }

        .section-desc {
            font-size: 16px;
            color: var(--text-soft);
            max-width: 720px;
            line-height: 1.9;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            padding: 14px 28px;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 15px;
            line-height: 1.4;
            cursor: pointer;
            border: 2px solid transparent;
            transition: var(--transition);
            white-space: nowrap;
        }

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

        .btn-primary {
            background: var(--accent-green);
            color: var(--primary-deep);
            border-color: var(--accent-green);
        }

        .btn-primary:hover {
            background: var(--accent-green-hover);
            border-color: var(--accent-green-hover);
            transform: scale(1.02);
            box-shadow: 0 8px 20px rgba(184, 243, 61, 0.35);
            color: var(--primary-deep);
        }

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

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

        .btn-ghost-light {
            background: transparent;
            color: #fff;
            border-color: rgba(255, 255, 255, 0.5);
        }

        .btn-ghost-light:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: #fff;
            color: #fff;
        }

        .btn-sm {
            padding: 8px 18px;
            font-size: 13px;
            gap: 6px;
        }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(15, 42, 30, 0.35);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.15);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
            transition: var(--transition);
        }

        .site-header.scrolled {
            background: var(--primary-deep);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
        }

        .site-header .container-page {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }

        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.01em;
            flex-shrink: 0;
        }

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--accent-green);
            color: var(--primary-deep);
            border-radius: 50%;
            font-size: 16px;
        }

        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-desktop li a {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            font-size: 14px;
            font-weight: 600;
            color: rgba(255, 255, 255, 0.85);
            border-radius: var(--radius-sm);
            transition: var(--transition);
            white-space: nowrap;
        }

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

        .nav-desktop li a.active {
            color: var(--accent-green);
            background: rgba(184, 243, 61, 0.12);
        }

        .nav-cta {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .nav-search-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.25);
            border-radius: 50%;
            cursor: pointer;
            transition: var(--transition);
            font-size: 14px;
        }

        .nav-search-btn:hover {
            background: rgba(255, 255, 255, 0.22);
            border-color: rgba(255, 255, 255, 0.45);
        }

        .nav-btn-primary {
            display: inline-flex;
            align-items: center;
            padding: 10px 20px;
            background: var(--accent-green);
            color: var(--primary-deep);
            font-size: 13px;
            font-weight: 700;
            border-radius: var(--radius-sm);
            transition: var(--transition);
            white-space: nowrap;
        }

        .nav-btn-primary:hover {
            background: var(--accent-green-hover);
            transform: translateY(-1px);
            box-shadow: 0 6px 18px rgba(184, 243, 61, 0.35);
            color: var(--primary-deep);
        }

        .nav-toggle {
            display: none;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.25);
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: var(--transition);
            font-size: 18px;
        }

        .nav-mobile {
            display: none;
            flex-direction: column;
            background: var(--primary-deep);
            padding: 16px 24px 24px;
            gap: 4px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }

        .nav-mobile a {
            display: block;
            padding: 12px 16px;
            color: rgba(255, 255, 255, 0.85);
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-sm);
            transition: var(--transition);
        }

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

        .nav-mobile a.active {
            color: var(--accent-green);
            background: rgba(184, 243, 61, 0.12);
        }

        .nav-mobile .nav-btn-primary {
            margin-top: 8px;
            text-align: center;
            justify-content: center;
        }

        /* ===== 内页Hero ===== */
        .inner-hero {
            position: relative;
            min-height: 260px;
            display: flex;
            align-items: center;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center 35%;
            overflow: hidden;
        }

        .inner-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 42, 30, 0.88) 0%, rgba(15, 42, 30, 0.65) 50%, rgba(20, 23, 22, 0.7) 100%);
            z-index: 1;
        }

        .inner-hero .container-page {
            position: relative;
            z-index: 2;
            width: 100%;
        }

        .inner-hero-content {
            padding: 28px 0;
        }

        .inner-hero h1 {
            font-size: 34px;
            font-weight: 900;
            letter-spacing: -0.02em;
            color: #fff;
            line-height: 1.3;
            margin-bottom: 12px;
        }

        .inner-hero h1 .hl-green {
            color: var(--accent-green);
        }

        .inner-hero-sub {
            color: rgba(255, 255, 255, 0.8);
            font-size: 16px;
            max-width: 620px;
            line-height: 1.8;
        }

        /* ===== 面包屑 ===== */
        .breadcrumb-wrap {
            background: #fff;
            border-bottom: 1px solid var(--border-light);
            padding: 14px 0;
        }

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

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

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

        .breadcrumb .sep {
            color: var(--text-muted);
            font-size: 10px;
        }

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

        /* ===== 分类描述区块 ===== */
        .category-intro {
            padding: 36px 0 28px;
            background: #fff;
            border-bottom: 1px solid var(--border-light);
        }

        .category-intro .category-name {
            font-size: 15px;
            font-weight: 700;
            color: var(--accent-amber);
            letter-spacing: 0.06em;
            text-transform: uppercase;
            margin-bottom: 8px;
        }

        .category-intro h2 {
            font-size: 24px;
            font-weight: 800;
            color: var(--primary-deep);
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }

        .category-intro p {
            font-size: 15px;
            color: var(--text-soft);
            max-width: 900px;
            line-height: 1.9;
            margin: 0;
        }

        /* ===== 筛选排序条 ===== */
        .filter-bar {
            background: #fff;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 16px 20px;
            margin: 28px 0 32px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            box-shadow: var(--shadow-sm);
        }

        .filter-group {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }

        .filter-label {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .filter-select {
            padding: 8px 32px 8px 14px;
            border: 1px solid var(--border-mid);
            border-radius: var(--radius-sm);
            font-size: 13px;
            color: var(--text-main);
            background: #fff;
            cursor: pointer;
            transition: var(--transition);
            appearance: none;
            -webkit-appearance: none;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%234A5A50' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 10px center;
            background-size: 14px;
        }

        .filter-select:focus {
            outline: 2px solid var(--accent-green);
            outline-offset: 1px;
            border-color: var(--accent-green);
        }

        .filter-result-count {
            font-size: 13px;
            color: var(--text-muted);
            font-weight: 500;
        }

        .filter-result-count strong {
            color: var(--primary-deep);
            font-weight: 700;
        }

        /* ===== 卡片列表 ===== */
        .cards-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
        }

        .card-item {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }

        .card-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: var(--accent-green);
        }

        .card-cover {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: #e8ece5;
        }

        .card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .card-item:hover .card-cover img {
            transform: scale(1.05);
        }

        .card-cover::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to bottom, rgba(15, 42, 30, 0) 40%, rgba(15, 42, 30, 0.55) 100%);
            z-index: 1;
            pointer-events: none;
        }

        .card-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            z-index: 2;
            background: var(--accent-green);
            color: var(--primary-deep);
            font-size: 11px;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            letter-spacing: 0.04em;
        }

        .card-date {
            position: absolute;
            top: 14px;
            right: 14px;
            z-index: 2;
            background: rgba(15, 42, 30, 0.75);
            backdrop-filter: blur(4px);
            color: #fff;
            font-size: 11px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            font-family: var(--font-mono);
        }

        .card-body {
            padding: 22px 24px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .card-body h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary-deep);
            line-height: 1.45;
            margin-bottom: 10px;
            letter-spacing: -0.01em;
        }

        .card-excerpt {
            font-size: 14px;
            color: var(--text-soft);
            line-height: 1.8;
            flex: 1;
            margin-bottom: 16px;
        }

        .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 12px;
            color: var(--text-muted);
            margin-bottom: 14px;
        }

        .card-meta i {
            font-size: 11px;
            color: var(--accent-amber);
        }

        .read-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 700;
            color: var(--primary-deep);
            transition: var(--transition);
            cursor: pointer;
            align-self: flex-start;
        }

        .read-more i {
            font-size: 12px;
            transition: transform 0.3s ease;
        }

        .read-more:hover {
            color: var(--accent-amber);
        }

        .read-more:hover i {
            transform: translateX(4px);
        }

        /* ===== 全宽深度卡 ===== */
        .card-item.card-wide {
            grid-column: 1 / -1;
            flex-direction: row;
            min-height: 220px;
        }

        .card-item.card-wide .card-cover {
            width: 45%;
            aspect-ratio: auto;
            min-height: 220px;
        }

        .card-item.card-wide .card-body {
            width: 55%;
            padding: 28px 32px;
        }

        .card-item.card-wide .card-body h3 {
            font-size: 21px;
        }

        .card-item.card-wide .card-excerpt {
            font-size: 15px;
        }

        /* ===== 侧栏 ===== */
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .sidebar-widget {
            background: #fff;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            padding: 22px 20px;
        }

        .sidebar-widget h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--primary-deep);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .sidebar-widget h4 i {
            color: var(--accent-green);
            font-size: 14px;
        }

        .data-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 0;
            border-bottom: 1px solid var(--border-light);
            font-size: 13px;
        }

        .data-row:last-child {
            border-bottom: none;
        }

        .data-row .label {
            color: var(--text-soft);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .data-row .value {
            font-family: var(--font-mono);
            font-weight: 700;
            color: var(--primary-deep);
            font-size: 15px;
        }

        .data-row .value.positive {
            color: var(--accent-green);
        }

        .data-row .value.negative {
            color: var(--accent-red);
        }

        .data-row .value.amber {
            color: var(--accent-amber);
        }

        .trend-bar {
            height: 6px;
            background: #e8ece5;
            border-radius: 3px;
            overflow: hidden;
            margin-top: 6px;
        }

        .trend-bar .fill {
            height: 100%;
            border-radius: 3px;
            background: var(--accent-green);
            transition: width 0.5s ease;
        }

        .trend-bar .fill.amber {
            background: var(--accent-amber);
        }

        .trend-bar .fill.red {
            background: var(--accent-red);
        }

        .side-recommend-item {
            display: flex;
            gap: 12px;
            padding: 10px 0;
            border-bottom: 1px solid var(--border-light);
        }

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

        .side-recommend-item .rec-cover {
            width: 56px;
            height: 56px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
            background: #e8ece5;
        }

        .side-recommend-item .rec-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .side-recommend-item .rec-info {
            flex: 1;
            min-width: 0;
        }

        .side-recommend-item .rec-info .rec-title {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 4px;
        }

        .side-recommend-item .rec-info .rec-date {
            font-size: 11px;
            color: var(--text-muted);
            font-family: var(--font-mono);
        }

        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .tag-cloud a {
            display: inline-block;
            padding: 6px 14px;
            border: 1px solid var(--border-mid);
            border-radius: var(--radius-pill);
            font-size: 12px;
            font-weight: 600;
            color: var(--text-soft);
            transition: var(--transition);
        }

        .tag-cloud a:hover {
            background: var(--accent-green);
            border-color: var(--accent-green);
            color: var(--primary-deep);
        }

        /* ===== 分页 ===== */
        .pagination-wrap {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 36px 0 16px;
            flex-wrap: wrap;
        }

        .pagination-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 40px;
            height: 40px;
            padding: 0 14px;
            border: 1px solid var(--border-mid);
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 600;
            color: var(--text-soft);
            background: #fff;
            cursor: pointer;
            transition: var(--transition);
        }

        .pagination-btn:hover {
            background: var(--accent-green);
            border-color: var(--accent-green);
            color: var(--primary-deep);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(184, 243, 61, 0.3);
        }

        .pagination-btn.active {
            background: var(--accent-green);
            border-color: var(--accent-green);
            color: var(--primary-deep);
            font-weight: 700;
        }

        .pagination-btn.disabled {
            opacity: 0.4;
            pointer-events: none;
        }

        .pagination-ellipsis {
            color: var(--text-muted);
            font-weight: 600;
            padding: 0 4px;
        }

        /* ===== 分类页CTA ===== */
        .category-cta {
            background: var(--primary-deep);
            border-radius: var(--radius-lg);
            padding: 40px 36px;
            position: relative;
            overflow: hidden;
            margin-top: 32px;
        }

        .category-cta::before {
            content: '';
            position: absolute;
            top: -60%;
            right: -10%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(184, 243, 61, 0.1) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .category-cta h3 {
            font-size: 22px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 10px;
            letter-spacing: -0.01em;
            position: relative;
            z-index: 1;
        }

        .category-cta p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 14px;
            line-height: 1.8;
            margin-bottom: 20px;
            position: relative;
            z-index: 1;
            max-width: 600px;
        }

        .category-cta .btn {
            position: relative;
            z-index: 1;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--primary-deep);
            color: rgba(255, 255, 255, 0.8);
            padding: 48px 0 0;
            margin-top: 64px;
        }

        .site-footer .footer-top {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 36px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-brand .logo-link {
            margin-bottom: 14px;
            display: inline-flex;
        }

        .footer-desc {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.8;
            max-width: 340px;
            margin: 0;
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.04em;
        }

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

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

        .footer-col ul li a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
            transition: var(--transition);
        }

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

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 0 24px;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.5);
        }

        .footer-bottom .icp-info {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }

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

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

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .cards-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .card-item.card-wide {
                flex-direction: column;
            }

            .card-item.card-wide .card-cover,
            .card-item.card-wide .card-body {
                width: 100%;
            }

            .card-item.card-wide .card-cover {
                aspect-ratio: 16 / 9;
                min-height: auto;
            }

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

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

            .nav-toggle {
                display: inline-flex;
            }

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

            .nav-btn-primary.nav-hidden-mobile {
                display: none;
            }

            .inner-hero {
                min-height: 200px;
            }

            .inner-hero h1 {
                font-size: 26px;
            }

            .section-gap {
                padding-top: 48px;
                padding-bottom: 48px;
            }

            .filter-bar {
                flex-direction: column;
                align-items: flex-start;
            }

            .filter-group {
                width: 100%;
                flex-wrap: wrap;
            }

            .filter-select {
                flex: 1;
                min-width: 130px;
            }

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

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

        @media (max-width: 520px) {
            .container-page {
                padding: 0 16px;
            }

            .inner-hero h1 {
                font-size: 22px;
            }

            .card-body {
                padding: 16px 18px 20px;
            }

            .card-body h3 {
                font-size: 16px;
            }

            .category-cta {
                padding: 28px 20px;
            }

            .pagination-btn {
                min-width: 34px;
                height: 34px;
                padding: 0 10px;
                font-size: 12px;
            }

            .site-header .container-page {
                height: 58px;
            }

            body {
                padding-top: 58px;
            }

            .logo-link {
                font-size: 18px;
            }

            .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 13px;
            }
        }

/* roulang page: category3 */
:root {
            --primary-deep: #0F2A1E;
            --primary-mid: #1A3D2B;
            --accent-green: #B8F33D;
            --accent-green-hover: #CAFF5E;
            --accent-amber: #F5A623;
            --accent-red: #C0392B;
            --charcoal: #141716;
            --bg-warm: #F3F5ED;
            --bg-card: #FFFFFF;
            --text-main: #1A1D1B;
            --text-soft: #4A5A50;
            --text-muted: #7A8A80;
            --border-light: rgba(15, 42, 30, 0.08);
            --border-mid: rgba(15, 42, 30, 0.16);
            --shadow-sm: 0 8px 24px rgba(15, 42, 30, 0.06);
            --shadow-md: 0 14px 32px rgba(15, 42, 30, 0.12);
            --shadow-lg: 0 24px 48px rgba(15, 42, 30, 0.15);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-pill: 999px;
            --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-mono: "Roboto Mono", "SFMono-Regular", Consolas, "Liberation Mono", monospace;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.85;
            color: var(--text-main);
            background-color: var(--bg-warm);
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

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

        .container-page {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .section-gap {
            padding-top: 72px;
            padding-bottom: 72px;
        }

        .section-title-block {
            margin-bottom: 40px;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--accent-amber);
            background: rgba(245, 166, 35, 0.12);
            padding: 6px 14px;
            border-radius: var(--radius-pill);
            margin-bottom: 16px;
        }

        .section-tag i {
            font-size: 12px;
        }

        .section-title {
            font-size: 28px;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--primary-deep);
            line-height: 1.35;
            margin-bottom: 14px;
        }

        .section-desc {
            font-size: 16px;
            color: var(--text-soft);
            max-width: 760px;
            line-height: 1.9;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            padding: 14px 28px;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 15px;
            line-height: 1.4;
            cursor: pointer;
            border: 2px solid transparent;
            transition: var(--transition);
            white-space: nowrap;
        }

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

        .btn-primary {
            background: var(--accent-green);
            color: var(--primary-deep);
            border-color: var(--accent-green);
        }

        .btn-primary:hover {
            background: var(--accent-green-hover);
            border-color: var(--accent-green-hover);
            transform: scale(1.02);
            box-shadow: 0 8px 20px rgba(184, 243, 61, 0.35);
            color: var(--primary-deep);
        }

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

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

        .btn-ghost-light {
            background: transparent;
            color: #fff;
            border-color: rgba(255, 255, 255, 0.5);
        }

        .btn-ghost-light:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: #fff;
            color: #fff;
        }

        .btn-block {
            width: 100%;
        }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(15, 42, 30, 0.35);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.15);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
            transition: var(--transition);
        }

        .site-header.scrolled {
            background: var(--primary-deep);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
        }

        .site-header .container-page {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 20px;
        }

        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.02em;
            flex-shrink: 0;
        }

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--accent-green);
            color: var(--primary-deep);
            font-size: 16px;
            flex-shrink: 0;
        }

        .nav-desktop {
            display: flex;
            align-items: center;
            list-style: none;
            margin: 0;
            padding: 0;
            gap: 4px;
        }

        .nav-desktop li a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 600;
            color: rgba(255, 255, 255, 0.88);
            border-radius: var(--radius-sm);
            transition: var(--transition);
            white-space: nowrap;
        }

        .nav-desktop li a:hover {
            color: var(--accent-green);
            background: rgba(255, 255, 255, 0.1);
        }

        .nav-desktop li a.active {
            color: var(--accent-green);
            background: rgba(184, 243, 61, 0.15);
            border: 1px solid rgba(184, 243, 61, 0.3);
        }

        .nav-cta {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .nav-search-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.2);
            color: #fff;
            cursor: pointer;
            transition: var(--transition);
            font-size: 15px;
        }

        .nav-search-btn:hover {
            background: rgba(255, 255, 255, 0.25);
            color: var(--accent-green);
        }

        .nav-btn-primary {
            display: inline-flex;
            align-items: center;
            padding: 10px 20px;
            border-radius: var(--radius-pill);
            background: var(--accent-green);
            color: var(--primary-deep);
            font-weight: 700;
            font-size: 14px;
            transition: var(--transition);
            white-space: nowrap;
            border: 2px solid var(--accent-green);
        }

        .nav-btn-primary:hover {
            background: var(--accent-green-hover);
            border-color: var(--accent-green-hover);
            color: var(--primary-deep);
            box-shadow: 0 6px 16px rgba(184, 243, 61, 0.4);
            transform: translateY(-1px);
        }

        .nav-toggle {
            display: none;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.2);
            color: #fff;
            cursor: pointer;
            font-size: 18px;
            transition: var(--transition);
        }

        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.25);
        }

        .nav-mobile {
            display: none;
            position: fixed;
            top: 68px;
            left: 0;
            right: 0;
            background: var(--primary-deep);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            padding: 16px 24px 24px;
            flex-direction: column;
            gap: 4px;
            z-index: 999;
            box-shadow: 0 16px 32px rgba(0, 0, 0, 0.3);
            max-height: calc(100vh - 68px);
            overflow-y: auto;
        }

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

        .nav-mobile a {
            padding: 12px 16px;
            color: rgba(255, 255, 255, 0.88);
            font-weight: 600;
            font-size: 15px;
            border-radius: var(--radius-sm);
            transition: var(--transition);
        }

        .nav-mobile a:hover {
            background: rgba(255, 255, 255, 0.1);
            color: var(--accent-green);
        }

        .nav-mobile a.active {
            color: var(--accent-green);
            background: rgba(184, 243, 61, 0.12);
        }

        .nav-mobile .nav-btn-primary {
            margin-top: 12px;
            text-align: center;
            justify-content: center;
            background: var(--accent-green);
            color: var(--primary-deep);
        }

        /* ===== 分类页 Hero ===== */
        .page-hero {
            position: relative;
            min-height: 300px;
            display: flex;
            align-items: flex-end;
            padding: 120px 0 40px;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center 40%;
            background-repeat: no-repeat;
            overflow: hidden;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(15, 42, 30, 0.75) 0%, rgba(15, 42, 30, 0.85) 50%, rgba(15, 42, 30, 0.95) 100%);
            z-index: 1;
        }

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

        .page-hero .hero-title {
            font-size: 34px;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.02em;
            line-height: 1.3;
            margin-bottom: 12px;
        }

        .page-hero .hero-sub {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.85);
            max-width: 600px;
            line-height: 1.8;
        }

        .breadcrumb-row {
            padding: 14px 0;
            background: var(--bg-card);
            border-bottom: 1px solid var(--border-light);
        }

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

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

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

        .breadcrumb-row .separator {
            color: var(--text-muted);
            font-size: 12px;
        }

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

        /* ===== 分类描述 ===== */
        .category-intro {
            padding: 40px 0 0;
        }

        .category-intro-card {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 28px 32px;
            display: flex;
            gap: 24px;
            align-items: flex-start;
            box-shadow: var(--shadow-sm);
        }

        .category-intro-card .intro-icon {
            flex-shrink: 0;
            width: 52px;
            height: 52px;
            border-radius: var(--radius-md);
            background: rgba(184, 243, 61, 0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            color: var(--primary-deep);
        }

        .category-intro-card .intro-text h2 {
            font-size: 20px;
            font-weight: 700;
            color: var(--primary-deep);
            margin-bottom: 8px;
        }

        .category-intro-card .intro-text p {
            font-size: 15px;
            color: var(--text-soft);
            line-height: 1.9;
            margin: 0;
        }

        /* ===== 筛选排序条 ===== */
        .filter-bar {
            padding: 24px 0 8px;
        }

        .filter-bar .filter-inner {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .filter-bar .filter-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-soft);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .filter-bar .filter-group {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
        }

        .filter-bar .filter-chip {
            padding: 8px 16px;
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: 600;
            cursor: pointer;
            border: 1px solid var(--border-mid);
            background: var(--bg-card);
            color: var(--text-soft);
            transition: var(--transition);
            white-space: nowrap;
        }

        .filter-bar .filter-chip:hover {
            border-color: var(--accent-green);
            color: var(--primary-deep);
        }

        .filter-bar .filter-chip.active {
            background: var(--primary-deep);
            color: var(--accent-green);
            border-color: var(--primary-deep);
        }

        .filter-bar .filter-select {
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-mid);
            background: var(--bg-card);
            font-size: 13px;
            font-weight: 500;
            color: var(--text-soft);
            cursor: pointer;
            transition: var(--transition);
            appearance: none;
            -webkit-appearance: none;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M2 4l4 4 4-4' fill='none' stroke='%234A5A50' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 12px center;
            padding-right: 32px;
        }

        .filter-bar .filter-select:focus {
            border-color: var(--accent-green);
            outline: none;
            box-shadow: 0 0 0 3px rgba(184, 243, 61, 0.2);
        }

        /* ===== 列表卡片 ===== */
        .article-grid {
            padding: 24px 0 48px;
        }

        .article-grid .grid-x {
            margin: 0 -12px;
        }

        .article-card {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
            margin-bottom: 24px;
        }

        .article-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: rgba(184, 243, 61, 0.4);
        }

        .article-card .card-cover {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--primary-mid);
        }

        .article-card .card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }

        .article-card:hover .card-cover img {
            transform: scale(1.05);
        }

        .article-card .card-cover::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(15, 42, 30, 0.05) 0%, rgba(15, 42, 30, 0.45) 100%);
            pointer-events: none;
        }

        .article-card .card-date-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            z-index: 2;
            background: var(--accent-amber);
            color: var(--primary-deep);
            font-weight: 700;
            font-size: 12px;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            letter-spacing: 0.04em;
        }

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

        .article-card .card-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--primary-deep);
            line-height: 1.5;
            margin-bottom: 10px;
            transition: var(--transition);
        }

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

        .article-card .card-excerpt {
            font-size: 14px;
            color: var(--text-soft);
            line-height: 1.8;
            flex: 1;
            margin-bottom: 14px;
        }

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

        .article-card .card-tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 12px;
            font-weight: 600;
            color: var(--primary-deep);
            background: rgba(184, 243, 61, 0.18);
            padding: 4px 10px;
            border-radius: var(--radius-pill);
        }

        .article-card .read-more {
            font-size: 13px;
            font-weight: 700;
            color: var(--primary-deep);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: var(--transition);
        }

        .article-card .read-more i {
            font-size: 11px;
            transition: var(--transition);
        }

        .article-card .read-more:hover {
            color: var(--accent-amber);
        }

        .article-card .read-more:hover i {
            transform: translateX(4px);
        }

        /* 全宽深度卡 */
        .article-card.featured {
            flex-direction: row;
            align-items: stretch;
            min-height: 220px;
        }

        .article-card.featured .card-cover {
            width: 40%;
            aspect-ratio: auto;
            min-height: 100%;
        }

        .article-card.featured .card-body {
            flex: 1;
            padding: 24px 28px;
        }

        .article-card.featured .card-title {
            font-size: 20px;
        }

        /* ===== 分页 ===== */
        .pagination-row {
            padding: 8px 0 48px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            flex-wrap: wrap;
        }

        .pagination-row .page-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 40px;
            height: 40px;
            padding: 0 14px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-mid);
            background: var(--bg-card);
            color: var(--text-soft);
            font-weight: 600;
            font-size: 14px;
            cursor: pointer;
            transition: var(--transition);
        }

        .pagination-row .page-btn:hover {
            border-color: var(--accent-green);
            color: var(--primary-deep);
            background: var(--bg-card);
        }

        .pagination-row .page-btn.active {
            background: var(--primary-deep);
            color: var(--accent-green);
            border-color: var(--primary-deep);
        }

        .pagination-row .page-btn.disabled {
            opacity: 0.4;
            pointer-events: none;
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--bg-warm);
        }

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

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

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

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 22px;
            cursor: pointer;
            font-weight: 700;
            font-size: 15px;
            color: var(--primary-deep);
            transition: var(--transition);
            user-select: none;
            -webkit-user-select: none;
        }

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

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(184, 243, 61, 0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            color: var(--primary-deep);
            transition: var(--transition);
        }

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

        .faq-answer {
            display: none;
            padding: 0 22px 20px;
            font-size: 14px;
            color: var(--text-soft);
            line-height: 1.9;
            border-top: 1px solid var(--border-light);
            padding-top: 16px;
        }

        .faq-item.open .faq-answer {
            display: block;
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 64px 0 72px;
        }

        .cta-panel {
            background: var(--primary-deep);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            display: flex;
            align-items: center;
            gap: 40px;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }

        .cta-panel::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -10%;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(184, 243, 61, 0.15) 0%, transparent 70%);
            pointer-events: none;
        }

        .cta-panel .cta-text {
            flex: 1;
            position: relative;
            z-index: 2;
        }

        .cta-panel .cta-text h3 {
            font-size: 26px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: -0.02em;
        }

        .cta-panel .cta-text p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.8);
            margin: 0;
            line-height: 1.9;
            max-width: 500px;
        }

        .cta-panel .cta-action {
            position: relative;
            z-index: 2;
            flex-shrink: 0;
        }

        .cta-panel .cta-action .btn {
            font-size: 16px;
            padding: 16px 32px;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--primary-deep);
            color: rgba(255, 255, 255, 0.8);
            padding: 56px 0 24px;
        }

        .site-footer .footer-top {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }

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

        .site-footer .footer-desc {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.9;
            margin: 0;
            max-width: 320px;
        }

        .site-footer .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--accent-green);
            margin-bottom: 16px;
        }

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

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

        .site-footer .footer-col ul li a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 14px;
            transition: var(--transition);
        }

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

        .site-footer .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
        }

        .site-footer .icp-info {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }

        .site-footer .icp-info a {
            color: rgba(255, 255, 255, 0.55);
            transition: var(--transition);
        }

        .site-footer .icp-info a:hover {
            color: var(--accent-green);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .nav-desktop {
                display: none;
            }
            .nav-toggle {
                display: inline-flex;
            }
            .nav-btn-primary {
                display: none;
            }
            .page-hero .hero-title {
                font-size: 28px;
            }
            .article-card.featured {
                flex-direction: column;
            }
            .article-card.featured .card-cover {
                width: 100%;
                aspect-ratio: 16 / 9;
                min-height: auto;
            }
            .cta-panel {
                flex-direction: column;
                text-align: center;
                padding: 36px 28px;
            }
            .cta-panel .cta-text p {
                max-width: 100%;
            }
        }

        @media (max-width: 768px) {
            .section-gap {
                padding-top: 52px;
                padding-bottom: 52px;
            }
            .section-title {
                font-size: 24px;
            }
            .category-intro-card {
                flex-direction: column;
                padding: 20px;
                gap: 14px;
            }
            .filter-bar .filter-inner {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }
            .filter-bar .filter-group {
                width: 100%;
                overflow-x: auto;
                flex-wrap: nowrap;
                padding-bottom: 4px;
                -webkit-overflow-scrolling: touch;
            }
            .filter-bar .filter-chip {
                flex-shrink: 0;
            }
            .site-footer .footer-top {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 12px;
            }
            .page-hero {
                min-height: 240px;
                padding: 100px 0 32px;
            }
            .page-hero .hero-title {
                font-size: 24px;
            }
            .article-card .card-title {
                font-size: 16px;
            }
            .article-card.featured .card-title {
                font-size: 17px;
            }
            .article-card.featured .card-cover {
                aspect-ratio: 16 / 9;
            }
            .cta-panel {
                padding: 28px 20px;
            }
            .cta-panel .cta-text h3 {
                font-size: 22px;
            }
            .pagination-row .page-btn {
                min-width: 36px;
                height: 36px;
                padding: 0 10px;
                font-size: 13px;
            }
        }

        @media (max-width: 520px) {
            .container-page {
                padding: 0 16px;
            }
            .page-hero {
                min-height: 210px;
                padding: 90px 0 24px;
            }
            .page-hero .hero-title {
                font-size: 21px;
            }
            .page-hero .hero-sub {
                font-size: 14px;
            }
            .breadcrumb-row .container-page {
                font-size: 12px;
            }
            .article-grid .grid-x {
                margin: 0 -6px;
            }
            .article-card {
                margin-bottom: 16px;
            }
            .article-card .card-body {
                padding: 16px 16px 18px;
            }
            .article-card .card-title {
                font-size: 15px;
            }
            .article-card .card-excerpt {
                font-size: 13px;
            }
            .article-card.featured .card-body {
                padding: 18px 18px 20px;
            }
            .filter-bar {
                padding: 16px 0 4px;
            }
            .faq-question {
                padding: 14px 16px;
                font-size: 14px;
                gap: 10px;
            }
            .faq-answer {
                padding: 12px 16px 16px;
                font-size: 13px;
            }
            .cta-panel {
                padding: 24px 16px;
            }
            .cta-panel .cta-text h3 {
                font-size: 19px;
            }
            .cta-panel .cta-action .btn {
                font-size: 14px;
                padding: 12px 24px;
            }
        }

/* roulang page: category4 */
:root {
            --primary-deep: #0F2A1E;
            --primary-mid: #1A3D2B;
            --accent-green: #B8F33D;
            --accent-green-hover: #CAFF5E;
            --accent-amber: #F5A623;
            --accent-red: #C0392B;
            --charcoal: #141716;
            --bg-warm: #F3F5ED;
            --bg-card: #FFFFFF;
            --text-main: #1A1D1B;
            --text-soft: #4A5A50;
            --text-muted: #7A8A80;
            --border-light: rgba(15, 42, 30, 0.08);
            --border-mid: rgba(15, 42, 30, 0.16);
            --shadow-sm: 0 8px 24px rgba(15, 42, 30, 0.06);
            --shadow-md: 0 14px 32px rgba(15, 42, 30, 0.12);
            --shadow-lg: 0 24px 48px rgba(15, 42, 30, 0.15);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-pill: 999px;
            --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-mono: "Roboto Mono", "SFMono-Regular", Consolas, "Liberation Mono", monospace;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.85;
            color: var(--text-main);
            background-color: var(--bg-warm);
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

        .container-page {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .section-gap {
            padding-top: 72px;
            padding-bottom: 72px;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--accent-amber);
            background: rgba(245, 166, 35, 0.12);
            padding: 6px 14px;
            border-radius: var(--radius-pill);
            margin-bottom: 16px;
        }

        .section-tag i {
            font-size: 12px;
        }

        .section-title {
            font-size: 28px;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--primary-deep);
            line-height: 1.3;
            margin-bottom: 16px;
        }

        .section-desc {
            font-size: 16px;
            color: var(--text-soft);
            max-width: 720px;
            line-height: 1.9;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            padding: 13px 26px;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 15px;
            line-height: 1.4;
            cursor: pointer;
            border: 2px solid transparent;
            transition: var(--transition);
            white-space: nowrap;
        }

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

        .btn-primary {
            background: var(--accent-green);
            color: var(--primary-deep);
            border-color: var(--accent-green);
        }

        .btn-primary:hover {
            background: var(--accent-green-hover);
            border-color: var(--accent-green-hover);
            transform: scale(1.02);
            box-shadow: 0 8px 20px rgba(184, 243, 61, 0.35);
            color: var(--primary-deep);
        }

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

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

        .btn-ghost-light {
            background: transparent;
            color: #fff;
            border-color: rgba(255, 255, 255, 0.5);
        }

        .btn-ghost-light:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: #fff;
            color: #fff;
        }

        .btn-sm {
            padding: 8px 18px;
            font-size: 13px;
            border-radius: 6px;
        }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(15, 42, 30, 0.35);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.15);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
            transition: var(--transition);
        }

        .site-header.scrolled {
            background: var(--primary-deep);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
        }

        .site-header .container-page {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }

        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.02em;
        }

        .logo-link .logo-icon {
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--accent-green);
            color: var(--primary-deep);
            border-radius: 50%;
            font-size: 16px;
            transition: var(--transition);
        }

        .logo-link:hover .logo-icon {
            transform: rotate(8deg) scale(1.05);
        }

        .logo-link:hover {
            color: #fff;
        }

        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-desktop li a {
            display: block;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 600;
            color: rgba(255, 255, 255, 0.82);
            border-radius: var(--radius-sm);
            transition: var(--transition);
            white-space: nowrap;
        }

        .nav-desktop li a:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.1);
        }

        .nav-desktop li a.active {
            color: var(--accent-green);
            background: rgba(184, 243, 61, 0.12);
        }

        .nav-cta {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .nav-search-btn {
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 50%;
            color: #fff;
            cursor: pointer;
            transition: var(--transition);
            font-size: 15px;
        }

        .nav-search-btn:hover {
            background: rgba(255, 255, 255, 0.25);
            border-color: rgba(255, 255, 255, 0.4);
        }

        .nav-btn-primary {
            display: inline-flex;
            align-items: center;
            padding: 9px 20px;
            background: var(--accent-green);
            color: var(--primary-deep);
            font-weight: 700;
            font-size: 14px;
            border-radius: var(--radius-pill);
            border: 2px solid var(--accent-green);
            transition: var(--transition);
            white-space: nowrap;
        }

        .nav-btn-primary:hover {
            background: var(--accent-green-hover);
            border-color: var(--accent-green-hover);
            transform: translateY(-1px);
            box-shadow: 0 8px 20px rgba(184, 243, 61, 0.3);
            color: var(--primary-deep);
        }

        .nav-toggle {
            width: 40px;
            height: 40px;
            display: none;
            align-items: center;
            justify-content: center;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 8px;
            color: #fff;
            cursor: pointer;
            font-size: 18px;
            transition: var(--transition);
        }

        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.25);
        }

        .nav-mobile {
            display: none;
            position: fixed;
            top: 68px;
            left: 0;
            right: 0;
            background: var(--primary-deep);
            padding: 16px 24px 24px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            z-index: 999;
        }

        .nav-mobile.open {
            display: block;
        }

        .nav-mobile a {
            display: block;
            padding: 12px 16px;
            color: rgba(255, 255, 255, 0.85);
            font-weight: 600;
            font-size: 15px;
            border-radius: var(--radius-sm);
            transition: var(--transition);
        }

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

        .nav-mobile a.active {
            color: var(--accent-green);
            background: rgba(184, 243, 61, 0.12);
        }

        .nav-mobile .nav-btn-primary {
            display: block;
            text-align: center;
            margin-top: 12px;
            background: var(--accent-green);
            color: var(--primary-deep);
            border-radius: var(--radius-sm);
            padding: 14px;
            font-weight: 700;
        }

        /* ===== 分类页 Hero ===== */
        .page-hero {
            position: relative;
            min-height: 300px;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            display: flex;
            align-items: flex-end;
            margin-top: 68px;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(15, 42, 30, 0.55) 0%, rgba(15, 42, 30, 0.85) 60%, rgba(15, 42, 30, 0.95) 100%);
        }

        .page-hero .hero-content {
            position: relative;
            z-index: 2;
            padding: 48px 0 40px;
            width: 100%;
        }

        .page-hero .hero-content h1 {
            font-size: 32px;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: #fff;
            margin-bottom: 12px;
            line-height: 1.35;
        }

        .page-hero .hero-content .hero-sub {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.8);
            max-width: 680px;
            line-height: 1.8;
        }

        .breadcrumb-row {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 20px;
            flex-wrap: wrap;
        }

        .breadcrumb-row a {
            color: rgba(255, 255, 255, 0.7);
        }

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

        .breadcrumb-row .sep {
            color: rgba(255, 255, 255, 0.4);
        }

        .breadcrumb-row .current {
            color: var(--accent-green);
            font-weight: 600;
        }

        /* ===== 筛选条 ===== */
        .filter-bar {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 20px 24px;
            box-shadow: var(--shadow-sm);
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 36px;
        }

        .filter-group {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .filter-label {
            font-size: 13px;
            font-weight: 700;
            color: var(--text-soft);
            margin-right: 4px;
        }

        .filter-btn {
            padding: 8px 16px;
            border-radius: var(--radius-pill);
            border: 1px solid var(--border-mid);
            background: transparent;
            font-size: 13px;
            font-weight: 600;
            color: var(--text-soft);
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }

        .filter-btn:hover {
            border-color: var(--accent-green);
            color: var(--primary-deep);
            background: rgba(184, 243, 61, 0.1);
        }

        .filter-btn.active {
            background: var(--primary-deep);
            color: #fff;
            border-color: var(--primary-deep);
        }

        /* ===== 列表卡片 ===== */
        .card-list-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }

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

        .data-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
            border-color: var(--border-mid);
        }

        .data-card .card-cover {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
        }

        .data-card .card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .data-card:hover .card-cover img {
            transform: scale(1.05);
        }

        .data-card .card-cover::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 40%, rgba(15, 42, 30, 0.65) 100%);
            pointer-events: none;
        }

        .data-card .card-cover .cover-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            z-index: 2;
            background: var(--accent-green);
            color: var(--primary-deep);
            padding: 5px 14px;
            border-radius: var(--radius-pill);
            font-size: 12px;
            font-weight: 700;
        }

        .data-card .card-cover .cover-date {
            position: absolute;
            bottom: 12px;
            left: 16px;
            z-index: 2;
            color: rgba(255, 255, 255, 0.9);
            font-size: 13px;
            font-weight: 500;
            font-family: var(--font-mono);
        }

        .data-card .card-body {
            padding: 20px 22px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .data-card .card-body h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--primary-deep);
            line-height: 1.45;
            margin-bottom: 10px;
            letter-spacing: -0.01em;
        }

        .data-card .card-body p {
            font-size: 14px;
            color: var(--text-soft);
            line-height: 1.75;
            margin-bottom: 16px;
            flex: 1;
        }

        .read-more-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 700;
            color: var(--primary-deep);
            transition: var(--transition);
            align-self: flex-start;
        }

        .read-more-btn i {
            transition: transform 0.3s ease;
            font-size: 12px;
        }

        .read-more-btn:hover {
            color: var(--accent-amber);
        }

        .read-more-btn:hover i {
            transform: translateX(4px);
        }

        /* 全宽深度卡 */
        .data-card.featured-card {
            grid-column: 1 / -1;
            flex-direction: row;
        }

        .data-card.featured-card .card-cover {
            width: 45%;
            aspect-ratio: auto;
            min-height: 100%;
        }

        .data-card.featured-card .card-body {
            width: 55%;
            padding: 28px 30px;
        }

        .data-card.featured-card .card-body h3 {
            font-size: 20px;
        }

        /* ===== 侧栏 ===== */
        .sidebar-widget {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 22px 24px;
            box-shadow: var(--shadow-sm);
            margin-bottom: 24px;
        }

        .sidebar-widget h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--primary-deep);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
            letter-spacing: -0.01em;
        }

        .sidebar-widget h4 i {
            color: var(--accent-green);
            font-size: 14px;
        }

        .hot-data-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .hot-data-list li {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 0;
            border-bottom: 1px solid var(--border-light);
            font-size: 14px;
        }

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

        .hot-data-list .data-name {
            color: var(--text-soft);
            font-weight: 500;
        }

        .hot-data-list .data-value {
            font-family: var(--font-mono);
            font-weight: 700;
            color: var(--primary-deep);
        }

        .hot-data-list .data-value.green {
            color: var(--primary-mid);
        }

        .hot-data-list .data-value.amber {
            color: var(--accent-amber);
        }

        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .tag-cloud a {
            display: inline-block;
            padding: 7px 15px;
            background: var(--bg-warm);
            color: var(--text-soft);
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: 600;
            border: 1px solid var(--border-light);
            transition: var(--transition);
        }

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

        /* ===== 深度内容区 ===== */
        .deep-content {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 40px 44px;
            border-left: 5px solid var(--accent-green);
            box-shadow: var(--shadow-sm);
            margin-top: 40px;
        }

        .deep-content h2 {
            font-size: 24px;
            font-weight: 800;
            color: var(--primary-deep);
            margin-bottom: 20px;
            letter-spacing: -0.02em;
        }

        .deep-content h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary-deep);
            margin: 24px 0 12px;
        }

        .deep-content p {
            font-size: 15px;
            color: var(--text-soft);
            line-height: 2.0;
            margin-bottom: 16px;
        }

        .deep-content .data-quote {
            background: var(--bg-warm);
            border-left: 4px solid var(--accent-amber);
            padding: 18px 22px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin: 20px 0;
            font-size: 15px;
            color: var(--text-soft);
            line-height: 1.9;
        }

        .deep-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 20px 0;
            font-size: 14px;
        }

        .deep-content table th {
            background: var(--primary-deep);
            color: #fff;
            padding: 12px 16px;
            text-align: left;
            font-weight: 700;
            font-size: 13px;
        }

        .deep-content table td {
            padding: 10px 16px;
            border-bottom: 1px solid var(--border-light);
            color: var(--text-soft);
            font-family: var(--font-mono);
        }

        .deep-content table tr:nth-child(even) td {
            background: var(--bg-warm);
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 860px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: var(--transition);
            box-shadow: 0 2px 8px rgba(15, 42, 30, 0.03);
        }

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

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 22px;
            cursor: pointer;
            font-weight: 700;
            font-size: 15px;
            color: var(--primary-deep);
            transition: var(--transition);
            user-select: none;
            gap: 16px;
        }

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

        .faq-question .faq-icon {
            width: 28px;
            height: 28px;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--bg-warm);
            border-radius: 50%;
            font-size: 14px;
            color: var(--primary-deep);
            transition: var(--transition);
        }

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

        .faq-answer {
            display: none;
            padding: 0 22px 20px;
            font-size: 14.5px;
            color: var(--text-soft);
            line-height: 1.9;
        }

        .faq-item.open .faq-answer {
            display: block;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: var(--primary-deep);
            border-radius: var(--radius-lg);
            padding: 48px 44px;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -10%;
            width: 500px;
            height: 500px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(184, 243, 61, 0.12) 0%, transparent 70%);
            pointer-events: none;
        }

        .cta-section h2 {
            font-size: 26px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: -0.02em;
            position: relative;
            z-index: 1;
        }

        .cta-section p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.78);
            line-height: 1.85;
            max-width: 600px;
            margin-bottom: 24px;
            position: relative;
            z-index: 1;
        }

        .cta-section .btn {
            position: relative;
            z-index: 1;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--primary-deep);
            color: rgba(255, 255, 255, 0.8);
            padding-top: 56px;
            padding-bottom: 28px;
            margin-top: 0;
        }

        .footer-top {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 36px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-brand .logo-link {
            margin-bottom: 14px;
            font-size: 20px;
        }

        .footer-desc {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.65);
            max-width: 380px;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }

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

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

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

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

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 14px;
            padding-top: 24px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
        }

        .footer-bottom .copyright {
            font-weight: 600;
            color: rgba(255, 255, 255, 0.75);
        }

        .icp-info {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }

        .icp-info a {
            color: rgba(255, 255, 255, 0.55);
        }

        .icp-info a:hover {
            color: var(--accent-green);
        }

        /* ===== 分页 ===== */
        .pagination-wrap {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            margin-top: 40px;
            flex-wrap: wrap;
        }

        .pagination-wrap .page-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-mid);
            background: var(--bg-card);
            color: var(--text-soft);
            font-weight: 600;
            font-size: 14px;
            cursor: pointer;
            transition: var(--transition);
        }

        .pagination-wrap .page-btn:hover {
            border-color: var(--accent-green);
            color: var(--primary-deep);
            background: rgba(184, 243, 61, 0.1);
        }

        .pagination-wrap .page-btn.active {
            background: var(--primary-deep);
            color: #fff;
            border-color: var(--primary-deep);
        }

        .pagination-wrap .page-btn.page-nav {
            width: auto;
            padding: 0 18px;
            gap: 6px;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .nav-desktop li a {
                padding: 8px 10px;
                font-size: 13px;
            }

            .nav-btn-primary {
                padding: 8px 14px;
                font-size: 13px;
            }

            .page-hero {
                min-height: 260px;
            }

            .page-hero .hero-content h1 {
                font-size: 26px;
            }

            .data-card.featured-card {
                flex-direction: column;
            }

            .data-card.featured-card .card-cover {
                width: 100%;
                aspect-ratio: 16 / 9;
            }

            .data-card.featured-card .card-body {
                width: 100%;
                padding: 22px 24px;
            }

            .deep-content {
                padding: 32px 28px;
            }

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

            .footer-top {
                grid-template-columns: 1.5fr 1fr 1fr;
                gap: 28px;
            }
        }

        @media (max-width: 768px) {
            .section-gap {
                padding-top: 52px;
                padding-bottom: 52px;
            }

            .section-title {
                font-size: 24px;
            }

            .page-hero {
                min-height: 220px;
                margin-top: 68px;
            }

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

            .page-hero .hero-content h1 {
                font-size: 22px;
            }

            .page-hero .hero-content .hero-sub {
                font-size: 14px;
            }

            .card-list-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }

            .data-card.featured-card {
                grid-column: auto;
            }

            .filter-bar {
                padding: 16px 18px;
                gap: 12px;
            }

            .deep-content {
                padding: 24px 20px;
                border-left-width: 4px;
            }

            .deep-content h2 {
                font-size: 20px;
            }

            .cta-section {
                padding: 28px 22px;
            }

            .cta-section h2 {
                font-size: 22px;
            }

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

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }

            .icp-info {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }
        }

        @media (max-width: 640px) {
            .nav-desktop {
                display: none;
            }

            .nav-cta .nav-btn-primary {
                display: none;
            }

            .nav-toggle {
                display: flex;
            }

            .container-page {
                padding: 0 16px;
            }

            .page-hero {
                min-height: 200px;
            }

            .page-hero .hero-content h1 {
                font-size: 20px;
            }

            .breadcrumb-row {
                font-size: 12px;
                gap: 5px;
            }

            .filter-bar {
                flex-direction: column;
                align-items: flex-start;
            }

            .data-card .card-body {
                padding: 16px 18px 20px;
            }

            .data-card .card-body h3 {
                font-size: 15px;
            }

            .data-card.featured-card .card-body h3 {
                font-size: 17px;
            }

            .sidebar-widget {
                padding: 18px 16px;
            }

            .faq-question {
                padding: 14px 16px;
                font-size: 14px;
            }

            .faq-answer {
                padding: 0 16px 16px;
                font-size: 13.5px;
            }

            .deep-content {
                margin-top: 28px;
                padding: 20px 16px;
            }

            .deep-content table {
                font-size: 12px;
            }

            .deep-content table th,
            .deep-content table td {
                padding: 8px 10px;
            }
        }

/* roulang page: category5 */
:root {
            --primary-deep: #0F2A1E;
            --primary-mid: #1A3D2B;
            --accent-green: #B8F33D;
            --accent-green-hover: #CAFF5E;
            --accent-amber: #F5A623;
            --accent-red: #C0392B;
            --charcoal: #141716;
            --bg-warm: #F3F5ED;
            --bg-card: #FFFFFF;
            --text-main: #1A1D1B;
            --text-soft: #4A5A50;
            --text-muted: #7A8A80;
            --border-light: rgba(15, 42, 30, 0.08);
            --border-mid: rgba(15, 42, 30, 0.16);
            --shadow-sm: 0 8px 24px rgba(15, 42, 30, 0.06);
            --shadow-md: 0 14px 32px rgba(15, 42, 30, 0.12);
            --shadow-lg: 0 24px 48px rgba(15, 42, 30, 0.15);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-pill: 999px;
            --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-mono: "Roboto Mono", "SFMono-Regular", Consolas, "Liberation Mono", monospace;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.85;
            color: var(--text-main);
            background-color: var(--bg-warm);
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

        .container-page {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .section-gap {
            padding-top: 72px;
            padding-bottom: 72px;
        }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(15, 42, 30, 0.35);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.15);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
            transition: var(--transition);
        }

        .site-header.scrolled {
            background: var(--primary-deep);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
        }

        .site-header .container-page {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }

        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.01em;
            white-space: nowrap;
        }

        .logo-icon {
            width: 34px;
            height: 34px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--accent-green);
            color: var(--primary-deep);
            border-radius: 8px;
            font-size: 16px;
            flex-shrink: 0;
        }

        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-desktop li a {
            display: block;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 600;
            color: rgba(255, 255, 255, 0.88);
            border-radius: var(--radius-sm);
            transition: var(--transition);
            white-space: nowrap;
            letter-spacing: 0.01em;
        }

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

        .nav-desktop li a.active {
            color: var(--accent-green);
            background: rgba(184, 243, 61, 0.15);
        }

        .nav-cta {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .nav-search-btn {
            width: 38px;
            height: 38px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 50%;
            color: #fff;
            cursor: pointer;
            transition: var(--transition);
            font-size: 14px;
        }

        .nav-search-btn:hover {
            background: rgba(255, 255, 255, 0.22);
            border-color: rgba(255, 255, 255, 0.35);
        }

        .nav-btn-primary {
            display: inline-flex;
            align-items: center;
            padding: 10px 18px;
            font-size: 13px;
            font-weight: 700;
            background: var(--accent-green);
            color: var(--primary-deep);
            border-radius: var(--radius-sm);
            transition: var(--transition);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }

        .nav-btn-primary:hover {
            background: var(--accent-green-hover);
            transform: scale(1.02);
            color: var(--primary-deep);
        }

        .nav-toggle {
            display: none;
            width: 40px;
            height: 40px;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: var(--radius-sm);
            color: #fff;
            cursor: pointer;
            font-size: 18px;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
        }

        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.22);
        }

        .nav-mobile {
            display: none;
            position: fixed;
            top: 68px;
            left: 0;
            right: 0;
            background: var(--primary-deep);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            padding: 16px 24px 24px;
            z-index: 999;
            flex-direction: column;
            gap: 4px;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
        }

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

        .nav-mobile a {
            display: block;
            padding: 12px 16px;
            font-size: 15px;
            font-weight: 600;
            color: rgba(255, 255, 255, 0.88);
            border-radius: var(--radius-sm);
            transition: var(--transition);
        }

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

        .nav-mobile a.active {
            color: var(--accent-green);
            background: rgba(184, 243, 61, 0.12);
        }

        .nav-mobile .nav-btn-primary {
            margin-top: 8px;
            text-align: center;
            justify-content: center;
            background: var(--accent-green);
            color: var(--primary-deep);
        }

        /* ===== 内页 Hero ===== */
        .inner-hero {
            position: relative;
            min-height: 260px;
            display: flex;
            align-items: center;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            margin-top: 68px;
            overflow: hidden;
        }

        .inner-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(135deg, rgba(15, 42, 30, 0.85) 0%, rgba(15, 42, 30, 0.65) 50%, rgba(20, 23, 22, 0.75) 100%);
            z-index: 1;
        }

        .inner-hero .container-page {
            position: relative;
            z-index: 2;
            width: 100%;
        }

        .inner-hero-content {
            padding: 48px 0 40px;
        }

        .inner-hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-green);
            background: rgba(184, 243, 61, 0.15);
            padding: 6px 14px;
            border-radius: var(--radius-pill);
            margin-bottom: 16px;
            letter-spacing: 0.06em;
        }

        .inner-hero h1 {
            font-size: 34px;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.02em;
            line-height: 1.3;
            margin-bottom: 12px;
        }

        .inner-hero-desc {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.82);
            max-width: 640px;
            line-height: 1.9;
        }

        /* ===== 面包屑 ===== */
        .breadcrumb-bar {
            background: #fff;
            border-bottom: 1px solid var(--border-light);
            padding: 12px 0;
        }

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

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

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

        .breadcrumb-nav .separator {
            color: var(--text-muted);
            font-size: 12px;
        }

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

        /* ===== 筛选排序条 ===== */
        .filter-bar {
            background: #fff;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 16px 20px;
            margin-bottom: 32px;
            box-shadow: var(--shadow-sm);
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .filter-bar label {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-soft);
            display: flex;
            align-items: center;
            gap: 6px;
            white-space: nowrap;
        }

        .filter-bar label i {
            color: var(--accent-amber);
            font-size: 12px;
        }

        .filter-bar select {
            padding: 8px 32px 8px 12px;
            border: 1px solid var(--border-mid);
            border-radius: var(--radius-sm);
            background: var(--bg-warm);
            color: var(--text-main);
            font-size: 14px;
            cursor: pointer;
            appearance: none;
            -webkit-appearance: none;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%234A5A50' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 12px center;
            transition: var(--transition);
            min-width: 140px;
        }

        .filter-bar select:focus {
            outline: 3px solid rgba(184, 243, 61, 0.35);
            border-color: var(--accent-green);
        }

        .filter-count {
            margin-left: auto;
            font-size: 13px;
            color: var(--text-muted);
            font-weight: 500;
        }

        /* ===== 卡片列表 ===== */
        .article-list-grid {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 32px;
            align-items: start;
        }

        .article-cards {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }

        .article-card {
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-light);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }

        .article-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: rgba(184, 243, 61, 0.5);
        }

        .article-card-cover {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background-image: url('/assets/images/coverpic/cover-1.webp');
            background-size: cover;
            background-position: center;
        }

        .article-card-cover::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(to bottom, rgba(15, 42, 30, 0.05) 0%, rgba(15, 42, 30, 0.55) 100%);
        }

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

        .article-card-date {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            color: var(--accent-amber);
            margin-bottom: 8px;
            letter-spacing: 0.04em;
        }

        .article-card-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--primary-deep);
            line-height: 1.5;
            margin-bottom: 10px;
            letter-spacing: -0.01em;
        }

        .article-card-summary {
            font-size: 14px;
            color: var(--text-soft);
            line-height: 1.75;
            margin-bottom: 16px;
            flex: 1;
        }

        .article-card-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 700;
            color: var(--primary-deep);
            transition: var(--transition);
            align-self: flex-start;
        }

        .article-card-more i {
            transition: var(--transition);
            font-size: 12px;
        }

        .article-card-more:hover {
            color: var(--accent-amber);
        }

        .article-card-more:hover i {
            transform: translateX(4px);
        }

        .article-card-cover.cover-2 {
            background-image: url('/assets/images/coverpic/cover-2.webp');
        }

        .article-card-cover.cover-3 {
            background-image: url('/assets/images/coverpic/cover-3.webp');
        }

        .article-card-cover.cover-4 {
            background-image: url('/assets/images/coverpic/cover-4.webp');
        }

        .article-card-cover.cover-5 {
            background-image: url('/assets/images/coverpic/cover-5.webp');
        }

        .article-card-cover.cover-6 {
            background-image: url('/assets/images/coverpic/cover-6.webp');
        }

        .article-card-cover.cover-7 {
            background-image: url('/assets/images/coverpic/cover-7.webp');
        }

        .article-card-cover.cover-8 {
            background-image: url('/assets/images/coverpic/cover-8.webp');
        }

        .article-card-cover.cover-9 {
            background-image: url('/assets/images/coverpic/cover-9.webp');
        }

        .article-card-cover.cover-10 {
            background-image: url('/assets/images/coverpic/cover-10.webp');
        }

        /* ===== 侧栏 ===== */
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 24px;
            position: sticky;
            top: 84px;
        }

        .sidebar-card {
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-light);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            padding: 24px;
        }

        .sidebar-card h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--primary-deep);
            margin-bottom: 16px;
            padding-bottom: 12px;
            border-bottom: 2px solid rgba(184, 243, 61, 0.4);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .sidebar-card h3 i {
            color: var(--accent-amber);
            font-size: 14px;
        }

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

        .hot-data-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 0;
            border-bottom: 1px solid var(--border-light);
        }

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

        .hot-data-label {
            font-size: 13px;
            color: var(--text-soft);
            font-weight: 500;
        }

        .hot-data-value {
            font-family: var(--font-mono);
            font-size: 15px;
            font-weight: 700;
            color: var(--primary-deep);
        }

        .hot-data-value.up {
            color: var(--accent-green);
        }

        .hot-data-value.down {
            color: var(--accent-red);
        }

        .hot-data-value.hot {
            color: var(--accent-amber);
        }

        .sidebar-recommend-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .sidebar-recommend-item {
            display: flex;
            gap: 12px;
            align-items: center;
            padding: 8px 0;
            border-bottom: 1px solid var(--border-light);
            transition: var(--transition);
        }

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

        .sidebar-recommend-item:hover .sidebar-recommend-title {
            color: var(--accent-amber);
        }

        .sidebar-recommend-thumb {
            width: 64px;
            height: 48px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            background-size: cover;
            background-position: center;
            flex-shrink: 0;
        }

        .thumb-1 {
            background-image: url('/assets/images/coverpic/cover-6.webp');
        }

        .thumb-2 {
            background-image: url('/assets/images/coverpic/cover-9.webp');
        }

        .thumb-3 {
            background-image: url('/assets/images/coverpic/cover-12.webp');
        }

        .sidebar-recommend-text {
            flex: 1;
            min-width: 0;
        }

        .sidebar-recommend-title {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.45;
            transition: var(--transition);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .sidebar-recommend-date {
            font-size: 11px;
            color: var(--text-muted);
            margin-top: 2px;
        }

        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .tag-cloud a {
            display: inline-block;
            padding: 6px 14px;
            font-size: 12px;
            font-weight: 600;
            color: var(--text-soft);
            background: var(--bg-warm);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-pill);
            transition: var(--transition);
        }

        .tag-cloud a:hover {
            background: var(--accent-green);
            color: var(--primary-deep);
            border-color: var(--accent-green);
            transform: translateY(-1px);
        }

        /* ===== 分页 ===== */
        .pagination-bar {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            margin-top: 36px;
            flex-wrap: wrap;
        }

        .pagination-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 18px;
            font-size: 14px;
            font-weight: 600;
            border: 1px solid var(--border-mid);
            border-radius: var(--radius-sm);
            background: #fff;
            color: var(--text-soft);
            cursor: pointer;
            transition: var(--transition);
        }

        .pagination-btn:hover {
            border-color: var(--accent-green);
            color: var(--primary-deep);
            background: rgba(184, 243, 61, 0.1);
        }

        .pagination-btn.current {
            background: var(--accent-green);
            color: var(--primary-deep);
            border-color: var(--accent-green);
            font-weight: 700;
            pointer-events: none;
        }

        .pagination-btn.disabled {
            opacity: 0.45;
            pointer-events: none;
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: #fff;
            border-top: 1px solid var(--border-light);
            border-bottom: 1px solid var(--border-light);
        }

        .faq-list {
            max-width: 780px;
            margin: 0 auto;
        }

        .faq-item {
            border-bottom: 1px solid var(--border-light);
        }

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

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            width: 100%;
            padding: 20px 0;
            background: transparent;
            border: none;
            cursor: pointer;
            text-align: left;
            font-size: 16px;
            font-weight: 700;
            color: var(--primary-deep);
            transition: var(--transition);
            letter-spacing: -0.01em;
        }

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

        .faq-toggle-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: var(--bg-warm);
            border: 1px solid var(--border-mid);
            transition: var(--transition);
            font-size: 13px;
            color: var(--text-soft);
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        .faq-answer-inner {
            padding: 0 0 20px;
            font-size: 14px;
            color: var(--text-soft);
            line-height: 1.9;
        }

        /* ===== CTA 表单 ===== */
        .cta-section {
            background: var(--primary-deep);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -80px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(184, 243, 61, 0.08);
            pointer-events: none;
        }

        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -120px;
            left: -60px;
            width: 260px;
            height: 260px;
            border-radius: 50%;
            background: rgba(245, 166, 35, 0.07);
            pointer-events: none;
        }

        .cta-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
            position: relative;
            z-index: 2;
        }

        .cta-info h2 {
            font-size: 26px;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.02em;
            line-height: 1.35;
            margin-bottom: 16px;
        }

        .cta-info p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.78);
            line-height: 1.9;
            margin-bottom: 20px;
        }

        .cta-mini-stats {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
        }

        .cta-mini-stat {
            text-align: center;
        }

        .cta-mini-stat-value {
            font-family: var(--font-mono);
            font-size: 24px;
            font-weight: 700;
            color: var(--accent-green);
            display: block;
        }

        .cta-mini-stat-label {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.65);
            font-weight: 500;
        }

        .cta-form-panel {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: var(--radius-lg);
            padding: 32px;
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
        }

        .cta-form-panel h3 {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 20px;
            letter-spacing: -0.01em;
        }

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

        .cta-form-group label {
            display: block;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-green);
            margin-bottom: 6px;
            letter-spacing: 0.02em;
        }

        .cta-form-group input,
        .cta-form-group select {
            width: 100%;
            padding: 12px 16px;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: var(--radius-sm);
            color: #fff;
            font-size: 14px;
            transition: var(--transition);
            appearance: none;
            -webkit-appearance: none;
        }

        .cta-form-group input::placeholder {
            color: rgba(255, 255, 255, 0.45);
        }

        .cta-form-group input:focus,
        .cta-form-group select:focus {
            outline: none;
            border-color: var(--accent-green);
            box-shadow: 0 0 0 3px rgba(184, 243, 61, 0.25);
            background: rgba(255, 255, 255, 0.12);
        }

        .cta-form-group select option {
            color: var(--text-main);
            background: #fff;
        }

        .cta-privacy {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.55);
            margin-top: 10px;
            line-height: 1.6;
        }

        .cta-submit-btn {
            width: 100%;
            padding: 14px 24px;
            background: var(--accent-green);
            color: var(--primary-deep);
            border: none;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 700;
            cursor: pointer;
            transition: var(--transition);
            letter-spacing: 0.02em;
        }

        .cta-submit-btn:hover {
            background: var(--accent-green-hover);
            transform: scale(1.01);
            box-shadow: 0 8px 20px rgba(184, 243, 61, 0.35);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--primary-deep);
            color: rgba(255, 255, 255, 0.75);
            padding: 56px 0 28px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-top {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr;
            gap: 48px;
            margin-bottom: 36px;
        }

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

        .footer-desc {
            font-size: 13px;
            line-height: 1.85;
            color: rgba(255, 255, 255, 0.6);
            max-width: 360px;
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.04em;
        }

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

        .footer-col ul li a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.62);
            transition: var(--transition);
        }

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

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

        .copyright {
            color: rgba(255, 255, 255, 0.55);
        }

        .icp-info {
            display: flex;
            align-items: center;
            gap: 12px;
            color: rgba(255, 255, 255, 0.5);
            flex-wrap: wrap;
        }

        .icp-info a {
            color: rgba(255, 255, 255, 0.5);
            transition: var(--transition);
        }

        .icp-info a:hover {
            color: var(--accent-green);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .nav-desktop {
                gap: 0;
            }
            .nav-desktop li a {
                padding: 8px 10px;
                font-size: 13px;
            }
            .article-list-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .sidebar {
                position: static;
                flex-direction: row;
                flex-wrap: wrap;
                gap: 16px;
            }
            .sidebar-card {
                flex: 1;
                min-width: 250px;
            }
            .cta-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-top {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 768px) {
            .container-page {
                padding: 0 16px;
            }
            .site-header .container-page {
                height: 60px;
            }
            .nav-desktop {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .nav-btn-primary {
                display: none;
            }
            .nav-mobile {
                top: 60px;
            }
            .inner-hero {
                min-height: 220px;
                margin-top: 60px;
            }
            .inner-hero h1 {
                font-size: 26px;
            }
            .inner-hero-desc {
                font-size: 13px;
            }
            .section-gap {
                padding-top: 48px;
                padding-bottom: 48px;
            }
            .article-cards {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .filter-bar {
                padding: 12px 14px;
                gap: 10px;
            }
            .filter-bar select {
                min-width: 100%;
            }
            .sidebar {
                flex-direction: column;
            }
            .sidebar-card {
                min-width: 0;
            }
            .cta-form-panel {
                padding: 20px;
            }
            .footer-top {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                align-items: center;
            }
            .icp-info {
                justify-content: center;
            }
        }

        @media (max-width: 520px) {
            .inner-hero h1 {
                font-size: 22px;
            }
            .article-card-body {
                padding: 16px;
            }
            .article-card-title {
                font-size: 14px;
            }
            .pagination-btn {
                padding: 8px 12px;
                font-size: 12px;
            }
            .cta-info h2 {
                font-size: 22px;
            }
            .cta-mini-stats {
                gap: 16px;
            }
            .section-title {
                font-size: 24px;
            }
        }

/* roulang page: category6 */
:root {
            --primary-deep: #0F2A1E;
            --primary-mid: #1A3D2B;
            --accent-green: #B8F33D;
            --accent-green-hover: #CAFF5E;
            --accent-amber: #F5A623;
            --accent-red: #C0392B;
            --charcoal: #141716;
            --bg-warm: #F3F5ED;
            --bg-card: #FFFFFF;
            --text-main: #1A1D1B;
            --text-soft: #4A5A50;
            --text-muted: #7A8A80;
            --border-light: rgba(15, 42, 30, 0.08);
            --border-mid: rgba(15, 42, 30, 0.16);
            --shadow-sm: 0 8px 24px rgba(15, 42, 30, 0.06);
            --shadow-md: 0 14px 32px rgba(15, 42, 30, 0.12);
            --shadow-lg: 0 24px 48px rgba(15, 42, 30, 0.15);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-pill: 999px;
            --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-mono: "Roboto Mono", "SFMono-Regular", Consolas, "Liberation Mono", monospace;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.85;
            color: var(--text-main);
            background-color: var(--bg-warm);
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

        .container-page {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .section-gap {
            padding-top: 84px;
            padding-bottom: 84px;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--accent-amber);
            background: rgba(245, 166, 35, 0.12);
            padding: 6px 14px;
            border-radius: var(--radius-pill);
            margin-bottom: 16px;
        }

        .section-tag i {
            font-size: 12px;
        }

        .section-title {
            font-size: 30px;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--primary-deep);
            line-height: 1.3;
            margin-bottom: 16px;
        }

        .section-desc {
            font-size: 16px;
            color: var(--text-soft);
            max-width: 720px;
            line-height: 1.9;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            padding: 14px 28px;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 15px;
            line-height: 1.4;
            cursor: pointer;
            border: 2px solid transparent;
            transition: var(--transition);
            white-space: nowrap;
        }

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

        .btn-primary {
            background: var(--accent-green);
            color: var(--primary-deep);
            border-color: var(--accent-green);
        }

        .btn-primary:hover {
            background: var(--accent-green-hover);
            border-color: var(--accent-green-hover);
            transform: scale(1.02);
            box-shadow: 0 8px 20px rgba(184, 243, 61, 0.35);
            color: var(--primary-deep);
        }

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

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

        .btn-ghost-light {
            background: transparent;
            color: #fff;
            border-color: rgba(255, 255, 255, 0.5);
        }

        .btn-ghost-light:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: #fff;
            color: #fff;
        }

        .btn-block {
            width: 100%;
        }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(15, 42, 30, 0.35);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.15);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
            transition: var(--transition);
        }

        .site-header.scrolled {
            background: var(--primary-deep);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
        }

        .site-header .container-page {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }

        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: #fff;
            white-space: nowrap;
        }

        .logo-icon {
            width: 38px;
            height: 38px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--accent-green);
            color: var(--primary-deep);
            border-radius: 50%;
            font-size: 18px;
            flex-shrink: 0;
        }

        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-desktop li a {
            display: block;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.85);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: var(--transition);
        }

        .nav-desktop li a:hover,
        .nav-desktop li a.active {
            color: #fff;
            background: rgba(184, 243, 61, 0.18);
            box-shadow: inset 0 0 0 1px rgba(184, 243, 61, 0.3);
        }

        .nav-desktop li a.active {
            color: var(--accent-green);
            font-weight: 600;
        }

        .nav-cta {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .nav-search-btn {
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.3);
            border-radius: 50%;
            color: #fff;
            cursor: pointer;
            transition: var(--transition);
        }

        .nav-search-btn:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: #fff;
        }

        .nav-btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 20px;
            background: var(--accent-green);
            color: var(--primary-deep);
            font-size: 14px;
            font-weight: 700;
            border-radius: var(--radius-pill);
            white-space: nowrap;
            transition: var(--transition);
        }

        .nav-btn-primary:hover {
            background: var(--accent-green-hover);
            color: var(--primary-deep);
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(184, 243, 61, 0.3);
        }

        .nav-toggle {
            display: none;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.3);
            border-radius: var(--radius-sm);
            color: #fff;
            cursor: pointer;
            font-size: 18px;
            transition: var(--transition);
        }

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

        .nav-mobile {
            display: none;
            position: fixed;
            top: 68px;
            left: 0;
            right: 0;
            background: var(--primary-deep);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.3);
            padding: 16px 24px 24px;
            flex-direction: column;
            gap: 4px;
            z-index: 999;
        }

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

        .nav-mobile a:hover,
        .nav-mobile a.active {
            background: rgba(184, 243, 61, 0.15);
            color: var(--accent-green);
        }

        .nav-mobile a.nav-btn-primary {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            margin-top: 8px;
            background: var(--accent-green);
            color: var(--primary-deep);
            font-weight: 700;
            border-radius: var(--radius-sm);
        }

        .nav-mobile a.nav-btn-primary:hover {
            background: var(--accent-green-hover);
            color: var(--primary-deep);
        }

        /* ===== 分类Hero ===== */
        .category-hero {
            position: relative;
            min-height: 280px;
            display: flex;
            align-items: flex-end;
            padding-top: 100px;
            padding-bottom: 32px;
            background-image: url('/assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(15, 42, 30, 0.72) 20%, rgba(15, 42, 30, 0.88) 60%, rgba(20, 23, 22, 0.95) 100%);
            z-index: 1;
        }

        .category-hero .container-page {
            position: relative;
            z-index: 2;
            width: 100%;
        }

        .category-hero h1 {
            font-size: 32px;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: #fff;
            margin-bottom: 12px;
            line-height: 1.3;
        }

        .category-hero .hero-tag-row {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .category-hero .hero-tag-row span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.75);
        }

        .category-hero .hero-tag-row i {
            color: var(--accent-green);
            font-size: 12px;
        }

        /* ===== 面包屑 ===== */
        .breadcrumb-bar {
            background: var(--primary-deep);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            padding: 12px 0;
        }

        .breadcrumb-bar .container-page {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
            flex-wrap: wrap;
        }

        .breadcrumb-bar a {
            color: rgba(255, 255, 255, 0.8);
            transition: var(--transition);
        }

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

        .breadcrumb-bar .separator {
            color: rgba(255, 255, 255, 0.35);
            font-size: 11px;
        }

        .breadcrumb-bar .current {
            color: var(--accent-green);
            font-weight: 500;
        }

        /* ===== 分类描述 ===== */
        .category-intro {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            padding: 28px 32px;
            margin-top: -24px;
            position: relative;
            z-index: 5;
            border: 1px solid var(--border-light);
        }

        .category-intro p {
            font-size: 15px;
            color: var(--text-soft);
            line-height: 1.95;
            margin-bottom: 0;
        }

        .category-intro .intro-meta {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            margin-top: 16px;
            padding-top: 16px;
            border-top: 1px solid var(--border-light);
        }

        .category-intro .intro-meta span {
            font-size: 13px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .category-intro .intro-meta i {
            color: var(--accent-amber);
            font-size: 12px;
        }

        /* ===== 筛选条 ===== */
        .filter-bar {
            display: flex;
            align-items: center;
            gap: 16px;
            background: var(--bg-card);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            padding: 14px 20px;
            margin-bottom: 28px;
            border: 1px solid var(--border-light);
            flex-wrap: wrap;
        }

        .filter-group {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .filter-group label {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-soft);
            white-space: nowrap;
        }

        .filter-btn {
            padding: 7px 14px;
            font-size: 13px;
            font-weight: 500;
            border-radius: var(--radius-pill);
            border: 1px solid var(--border-mid);
            background: transparent;
            color: var(--text-soft);
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }

        .filter-btn:hover {
            border-color: var(--accent-green);
            color: var(--primary-deep);
        }

        .filter-btn.active {
            background: var(--primary-deep);
            color: #fff;
            border-color: var(--primary-deep);
        }

        .filter-select {
            padding: 8px 14px;
            font-size: 13px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-mid);
            background: #fff;
            color: var(--text-main);
            cursor: pointer;
            min-width: 120px;
            transition: var(--transition);
        }

        .filter-select:focus {
            border-color: var(--accent-green);
            box-shadow: 0 0 0 3px rgba(184, 243, 61, 0.2);
            outline: none;
        }

        .filter-count {
            margin-left: auto;
            font-size: 13px;
            color: var(--text-muted);
            white-space: nowrap;
        }

        /* ===== 知识卡片列表 ===== */
        .knowledge-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
            margin-bottom: 36px;
        }

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

        .knowledge-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-md);
            border-color: rgba(184, 243, 61, 0.5);
        }

        .knowledge-card .card-cover {
            position: relative;
            height: 200px;
            overflow: hidden;
        }

        .knowledge-card .card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }

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

        .knowledge-card .card-cover::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(15, 42, 30, 0.05) 30%, rgba(15, 42, 30, 0.55) 100%);
        }

        .knowledge-card .card-date {
            position: absolute;
            top: 14px;
            left: 14px;
            z-index: 2;
            background: rgba(15, 42, 30, 0.85);
            color: var(--accent-green);
            font-size: 12px;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            font-family: var(--font-mono);
            letter-spacing: 0.02em;
        }

        .knowledge-card .card-tag {
            position: absolute;
            top: 14px;
            right: 14px;
            z-index: 2;
            background: var(--accent-amber);
            color: var(--primary-deep);
            font-size: 12px;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
        }

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

        .knowledge-card .card-title {
            font-size: 17px;
            font-weight: 700;
            line-height: 1.45;
            color: var(--primary-deep);
            margin-bottom: 10px;
            letter-spacing: -0.01em;
        }

        .knowledge-card .card-summary {
            font-size: 14px;
            color: var(--text-soft);
            line-height: 1.8;
            margin-bottom: 14px;
            flex: 1;
        }

        .knowledge-card .card-readmore {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary-deep);
            transition: var(--transition);
            align-self: flex-start;
        }

        .knowledge-card .card-readmore i {
            font-size: 12px;
            transition: var(--transition);
        }

        .knowledge-card .card-readmore:hover {
            color: var(--accent-amber);
        }

        .knowledge-card .card-readmore:hover i {
            transform: translateX(4px);
        }

        /* 全宽深度卡 */
        .knowledge-card.full-width {
            grid-column: 1 / -1;
            flex-direction: row;
        }

        .knowledge-card.full-width .card-cover {
            flex: 0 0 38%;
            height: auto;
            min-height: 220px;
        }

        .knowledge-card.full-width .card-body {
            flex: 1;
            justify-content: center;
            padding: 28px 32px;
        }

        .knowledge-card.full-width .card-title {
            font-size: 20px;
        }

        .knowledge-card.full-width .card-summary {
            font-size: 15px;
            line-height: 1.9;
        }

        /* ===== 侧栏 ===== */
        .sidebar-widget {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            padding: 22px 24px;
            margin-bottom: 24px;
        }

        .sidebar-widget .widget-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--primary-deep);
            margin-bottom: 16px;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--accent-green);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .sidebar-widget .widget-title i {
            color: var(--accent-amber);
            font-size: 14px;
        }

        .hot-data-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 0;
            border-bottom: 1px solid var(--border-light);
        }

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

        .hot-data-item .data-label {
            font-size: 13px;
            color: var(--text-soft);
        }

        .hot-data-item .data-value {
            font-family: var(--font-mono);
            font-size: 16px;
            font-weight: 700;
            color: var(--primary-deep);
        }

        .hot-data-item .data-value.up {
            color: var(--accent-green);
        }

        .hot-data-item .data-value.down {
            color: var(--accent-red);
        }

        .mini-reco-item {
            padding: 10px 0;
            border-bottom: 1px solid var(--border-light);
            display: flex;
            gap: 12px;
            align-items: flex-start;
        }

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

        .mini-reco-item .reco-date {
            font-family: var(--font-mono);
            font-size: 12px;
            color: var(--accent-amber);
            font-weight: 700;
            white-space: nowrap;
            padding-top: 3px;
        }

        .mini-reco-item .reco-text {
            font-size: 13px;
            color: var(--text-soft);
            line-height: 1.7;
        }

        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .tag-cloud a {
            display: inline-flex;
            align-items: center;
            padding: 6px 14px;
            font-size: 12px;
            font-weight: 500;
            color: var(--text-soft);
            background: var(--bg-warm);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-pill);
            transition: var(--transition);
        }

        .tag-cloud a:hover {
            background: var(--primary-deep);
            color: var(--accent-green);
            border-color: var(--primary-deep);
        }

        /* ===== 分页 ===== */
        .pagination-wrapper {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding-top: 8px;
        }

        .pagination-wrapper .page-btn {
            min-width: 38px;
            height: 38px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 0 12px;
            font-size: 13px;
            font-weight: 600;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-mid);
            background: #fff;
            color: var(--text-soft);
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }

        .pagination-wrapper .page-btn:hover {
            border-color: var(--accent-green);
            color: var(--primary-deep);
        }

        .pagination-wrapper .page-btn.active {
            background: var(--primary-deep);
            color: var(--accent-green);
            border-color: var(--primary-deep);
        }

        .pagination-wrapper .page-btn.disabled {
            opacity: 0.4;
            pointer-events: none;
        }

        /* ===== 玩法对比小表 ===== */
        .extra-table-section {
            margin-top: 36px;
            margin-bottom: 36px;
        }

        .extra-table-section .table-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
        }

        .extra-table-section .table-header {
            background: var(--primary-deep);
            color: #fff;
            padding: 14px 22px;
            font-size: 16px;
            font-weight: 700;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .extra-table-section .table-header i {
            color: var(--accent-green);
        }

        .extra-table-section table {
            width: 100%;
            border-collapse: collapse;
            font-size: 14px;
        }

        .extra-table-section table th {
            background: var(--primary-mid);
            color: #fff;
            padding: 12px 16px;
            text-align: left;
            font-weight: 600;
            font-size: 13px;
        }

        .extra-table-section table td {
            padding: 12px 16px;
            border-bottom: 1px solid var(--border-light);
            color: var(--text-soft);
        }

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

        .extra-table-section table .highlight-cell {
            color: var(--accent-amber);
            font-weight: 700;
            font-family: var(--font-mono);
        }

        .extra-table-section .table-note {
            padding: 12px 22px;
            font-size: 12px;
            color: var(--text-muted);
            background: var(--bg-warm);
            border-top: 1px solid var(--border-light);
        }

        /* ===== CTA ===== */
        .cta-section {
            background: var(--primary-deep);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            margin-top: 48px;
            margin-bottom: 48px;
            position: relative;
            overflow: hidden;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(15, 42, 30, 0.95) 30%, rgba(15, 42, 30, 0.75) 70%);
            z-index: 1;
        }

        .cta-section .cta-content {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1fr auto;
            gap: 32px;
            align-items: center;
        }

        .cta-section h2 {
            font-size: 24px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 10px;
            letter-spacing: -0.01em;
        }

        .cta-section p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 0;
            line-height: 1.8;
            max-width: 520px;
        }

        .cta-section .btn {
            align-self: center;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--primary-deep);
            color: rgba(255, 255, 255, 0.75);
            padding: 48px 0 24px;
            margin-top: 48px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }

        .site-footer .footer-top {
            display: grid;
            grid-template-columns: 1.3fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 36px;
        }

        .site-footer .footer-brand .logo-link {
            margin-bottom: 12px;
            display: inline-flex;
        }

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

        .site-footer .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--accent-green);
            margin-bottom: 14px;
        }

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

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

        .site-footer .footer-col ul a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            transition: var(--transition);
        }

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

        .site-footer .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }

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

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

        .site-footer .icp-info {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .nav-desktop li a {
                padding: 8px 10px;
                font-size: 13px;
            }

            .category-hero h1 {
                font-size: 28px;
            }

            .knowledge-list {
                gap: 18px;
            }

            .knowledge-card .card-cover {
                height: 170px;
            }

            .knowledge-card.full-width {
                flex-direction: column;
            }

            .knowledge-card.full-width .card-cover {
                flex: none;
                height: 200px;
                min-height: auto;
            }

            .knowledge-card.full-width .card-body {
                padding: 22px 24px;
            }
        }

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

            .nav-toggle {
                display: flex;
            }

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

            .nav-btn-primary.desktop-only {
                display: none;
            }

            .category-hero {
                min-height: 230px;
                padding-top: 90px;
            }

            .category-hero h1 {
                font-size: 24px;
            }

            .category-intro {
                padding: 20px 22px;
                margin-top: -16px;
            }

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

            .knowledge-card.full-width {
                grid-column: auto;
            }

            .filter-bar {
                gap: 12px;
            }

            .filter-count {
                margin-left: 0;
                width: 100%;
            }

            .cta-section {
                padding: 32px 24px;
            }

            .cta-section .cta-content {
                grid-template-columns: 1fr;
                gap: 20px;
                text-align: center;
            }

            .cta-section .btn {
                justify-self: center;
            }

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

            .site-footer .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
                text-align: left;
            }
        }

        @media (max-width: 520px) {
            .container-page {
                padding: 0 16px;
            }

            .section-gap {
                padding-top: 48px;
                padding-bottom: 48px;
            }

            .category-hero {
                min-height: 200px;
                padding-top: 80px;
                padding-bottom: 20px;
            }

            .category-hero h1 {
                font-size: 21px;
            }

            .category-hero .hero-tag-row {
                gap: 8px;
            }

            .category-hero .hero-tag-row span {
                font-size: 12px;
            }

            .breadcrumb-bar {
                padding: 8px 0;
            }

            .breadcrumb-bar .container-page {
                font-size: 12px;
                gap: 4px;
            }

            .category-intro {
                padding: 16px 18px;
            }

            .category-intro p {
                font-size: 14px;
            }

            .knowledge-card .card-cover {
                height: 160px;
            }

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

            .knowledge-card .card-title {
                font-size: 15px;
            }

            .knowledge-card .card-summary {
                font-size: 13px;
            }

            .knowledge-card.full-width .card-cover {
                height: 160px;
            }

            .knowledge-card.full-width .card-body {
                padding: 18px 20px;
            }

            .sidebar-widget {
                padding: 16px 18px;
            }

            .pagination-wrapper .page-btn {
                min-width: 34px;
                height: 34px;
                padding: 0 9px;
                font-size: 12px;
            }

            .extra-table-section table {
                font-size: 12px;
            }

            .extra-table-section table th,
            .extra-table-section table td {
                padding: 8px 10px;
            }

            .cta-section h2 {
                font-size: 20px;
            }
        }