/* roulang page: index */
:root {
            --brand: #E5506C;
            --brand-hover: #F0697F;
            --brand-soft: rgba(229, 80, 108, 0.12);
            --green: #4CE0A0;
            --bg: #0B0E14;
            --surface: #12171F;
            --surface-hover: #161B24;
            --border: #232A33;
            --text: #E6EAEE;
            --text-sub: #929CA8;
            --text-dim: #5F6B76;
            --warning: #FFB020;
            --radius: 16px;
            --radius-sm: 8px;
            --shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
            --shadow-hover: 0 12px 32px rgba(0, 0, 0, 0.45), 0 0 0 1px rgba(229, 80, 108, 0.35);
            --font: "Inter", "HarmonyOS Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font);
            background-color: var(--bg);
            color: var(--text);
            font-size: 15px;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

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

        a:hover {
            color: var(--brand);
        }

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

        button,
        input {
            font-family: inherit;
        }

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

        /* 区块通用 */
        .section {
            padding: 96px 0;
            position: relative;
        }

        .section-sm {
            padding: 64px 0;
        }

        .section-title {
            font-size: 32px;
            font-weight: 700;
            line-height: 1.25;
            margin-bottom: 16px;
        }

        .section-desc {
            font-size: 15px;
            color: var(--text-sub);
            max-width: 640px;
            margin-bottom: 40px;
            line-height: 1.75;
        }

        /* 按钮 */
        .btn-brand {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 44px;
            padding: 0 28px;
            background: var(--brand);
            color: #fff;
            border: none;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 600;
            transition: all 0.2s ease;
            cursor: pointer;
        }

        .btn-brand:hover {
            background: var(--brand-hover);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(229, 80, 108, 0.3);
        }

        .btn-brand:active {
            transform: scale(0.98);
        }

        .btn-ghost {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 44px;
            padding: 0 28px;
            background: transparent;
            color: var(--text);
            border: 1px solid #2E3A45;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 600;
            transition: all 0.2s ease;
            cursor: pointer;
        }

        .btn-ghost:hover {
            border-color: var(--brand);
            color: var(--brand);
            background: rgba(229, 80, 108, 0.08);
        }

        .btn-ghost:active {
            transform: scale(0.98);
        }

        /* 徽章 */
        .badge-custom {
            display: inline-flex;
            align-items: center;
            padding: 4px 10px;
            border-radius: 100px;
            font-size: 12px;
            font-weight: 500;
            letter-spacing: 0.02em;
            line-height: 1.4;
        }

        .badge-hot {
            background: var(--brand-soft);
            color: var(--brand);
        }

        .badge-new {
            background: rgba(76, 224, 160, 0.12);
            color: var(--green);
        }

        .badge-stable {
            background: rgba(255, 255, 255, 0.06);
            color: var(--text-sub);
        }

        /* 区块0 顶部品牌行 */
        .top-bar {
            background: #080B0F;
            border-bottom: 1px solid var(--border);
            height: 56px;
            display: flex;
            align-items: center;
        }

        .top-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .brand-mark {
            width: 32px;
            height: 32px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--brand), #C23A55);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 16px;
            flex-shrink: 0;
            box-shadow: 0 4px 12px rgba(229, 80, 108, 0.3);
        }

        .brand-name {
            font-size: 18px;
            font-weight: 700;
            color: var(--text);
            letter-spacing: 0.02em;
        }

        .status-group {
            display: flex;
            align-items: center;
            gap: 20px;
        }

        .status-item {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-sub);
        }

        .status-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--green);
            box-shadow: 0 0 8px rgba(76, 224, 160, 0.5);
            animation: pulse 2s infinite;
        }

        @keyframes pulse {
            0%,
            100% {
                opacity: 1;
                box-shadow: 0 0 8px rgba(76, 224, 160, 0.5);
            }
            50% {
                opacity: 0.6;
                box-shadow: 0 0 4px rgba(76, 224, 160, 0.2);
            }
        }

        .update-num {
            color: var(--green);
            font-weight: 600;
        }

        /* 区块1 图标网格导航 */
        .icon-nav {
            background: var(--bg);
            border-bottom: 1px solid var(--border);
            padding: 16px 0;
        }

        .icon-nav .nav-scroll {
            display: flex;
            gap: 20px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .icon-nav-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
            padding: 8px 4px;
            min-width: 72px;
            transition: all 0.2s ease;
            position: relative;
        }

        .icon-nav-item .nav-icon {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            border: 1px solid var(--border);
            background: var(--surface);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--text-sub);
            transition: all 0.2s ease;
        }

        .icon-nav-item .nav-label {
            font-size: 12px;
            font-weight: 500;
            color: var(--text-sub);
            letter-spacing: 0.02em;
            transition: color 0.2s ease;
        }

        .icon-nav-item:hover .nav-icon {
            background: var(--brand-soft);
            border-color: var(--brand);
            color: var(--brand);
            transform: rotate(-4deg) scale(1.05);
        }

        .icon-nav-item:hover .nav-label {
            color: var(--text);
        }

        .icon-nav-item.active .nav-icon {
            background: var(--brand);
            border-color: var(--brand);
            color: #fff;
        }

        .icon-nav-item.active .nav-label {
            color: var(--brand);
        }

        .icon-nav-item.active::after {
            content: "";
            position: absolute;
            bottom: -4px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--brand);
            border-radius: 2px;
        }

        /* 区块2 Hero */
        .hero {
            padding: 72px 0 96px;
            position: relative;
            background: linear-gradient(180deg, #0B0E14 0%, #10141C 100%);
            overflow: hidden;
        }

        .hero::before {
            content: "";
            position: absolute;
            top: 0;
            right: 0;
            width: 60%;
            height: 100%;
            background: url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
            opacity: 0.18;
            mask-image: linear-gradient(to left, rgba(0, 0, 0, 0.8), transparent);
            -webkit-mask-image: linear-gradient(to left, rgba(0, 0, 0, 0.8), transparent);
            pointer-events: none;
        }

        .hero .container {
            position: relative;
            z-index: 1;
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 64px;
            align-items: center;
        }

        .hero-left {
            padding-right: 20px;
        }

        .hero-tagline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--green);
            background: rgba(76, 224, 160, 0.08);
            border: 1px solid rgba(76, 224, 160, 0.2);
            border-radius: 100px;
            padding: 6px 14px;
            margin-bottom: 24px;
            font-weight: 500;
        }

        .hero-tagline i {
            font-size: 11px;
        }

        .hero h1 {
            font-size: 48px;
            font-weight: 800;
            line-height: 1.15;
            margin-bottom: 20px;
            letter-spacing: -0.01em;
        }

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

        .hero-sub {
            font-size: 16px;
            color: var(--text-sub);
            line-height: 1.7;
            max-width: 460px;
            margin-bottom: 32px;
        }

        .hero-btns {
            display: flex;
            gap: 16px;
            margin-bottom: 40px;
            flex-wrap: wrap;
        }

        .hero-stats {
            display: flex;
            gap: 36px;
            border-top: 1px solid var(--border);
            padding-top: 24px;
        }

        .stat-item {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .stat-number {
            font-size: 28px;
            font-weight: 800;
            color: var(--green);
            line-height: 1.2;
        }

        .stat-label {
            font-size: 13px;
            color: var(--text-dim);
        }

        /* 伪终端 */
        .terminal {
            background: #0D1117;
            border: 1px solid var(--border);
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 24px 64px rgba(0, 0, 0, 0.4);
            transform: rotate(1deg);
            transition: transform 0.3s ease;
        }

        .terminal:hover {
            transform: rotate(0deg) scale(1.01);
        }

        .terminal-bar {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 12px 16px;
            border-bottom: 1px solid var(--border);
            background: #0A0E14;
        }

        .terminal-dot {
            width: 12px;
            height: 12px;
            border-radius: 50%;
        }

        .terminal-dot.red {
            background: var(--brand);
        }

        .terminal-dot.yellow {
            background: var(--warning);
        }

        .terminal-dot.green {
            background: var(--green);
        }

        .terminal-title {
            margin-left: 8px;
            font-size: 12px;
            color: var(--text-dim);
            font-family: monospace;
        }

        .terminal-body {
            padding: 20px 16px;
            font-family: 'Courier New', monospace;
            font-size: 13px;
            line-height: 1.8;
            min-height: 260px;
            background: url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
            position: relative;
        }

        .terminal-body::after {
            content: "";
            position: absolute;
            inset: 0;
            background: rgba(13, 17, 23, 0.88);
            z-index: 0;
        }

        .terminal-body .term-inner {
            position: relative;
            z-index: 1;
        }

        .term-line {
            color: #A8B3BF;
            margin-bottom: 4px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .term-line .cmd {
            color: var(--green);
        }

        .term-line .brand {
            color: var(--brand);
            font-weight: 700;
        }

        .term-line .ok {
            color: var(--green);
        }

        .term-cursor {
            display: inline-block;
            width: 8px;
            height: 14px;
            background: var(--green);
            margin-left: 2px;
            vertical-align: middle;
            animation: blink 1s infinite;
        }

        @keyframes blink {
            0%,
            50% {
                opacity: 1;
            }
            51%,
            100% {
                opacity: 0;
            }
        }

        /* 区块3 痛点 */
        .pain-section {
            background: var(--bg);
            border-top: 1px solid var(--border);
        }

        .pain-list {
            list-style: none;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 0 48px;
        }

        .pain-item {
            padding: 24px 0;
            border-bottom: 1px solid var(--border);
            display: flex;
            gap: 20px;
            align-items: flex-start;
        }

        .pain-num {
            font-size: 20px;
            font-weight: 800;
            color: var(--text-dim);
            line-height: 1.4;
            min-width: 36px;
        }

        .pain-title {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 4px;
        }

        .pain-desc {
            font-size: 13px;
            color: var(--text-sub);
            line-height: 1.6;
        }

        /* 区块4 解决方案 */
        .solution-section {
            background: #0D1119;
            border-top: 1px solid var(--border);
        }

        .solution-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
            margin-bottom: 24px;
        }

        .solution-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 32px;
            transition: all 0.2s ease;
            position: relative;
            overflow: hidden;
        }

        .solution-card:hover {
            background: var(--surface-hover);
            border-color: rgba(229, 80, 108, 0.3);
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }

        .solution-card .sol-icon {
            width: 56px;
            height: 56px;
            border-radius: 12px;
            background: var(--brand-soft);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--brand);
            margin-bottom: 20px;
        }

        .solution-card h3 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 12px;
        }

        .solution-card p {
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.65;
        }

        .solution-card ul {
            list-style: none;
            margin-top: 12px;
        }

        .solution-card ul li {
            font-size: 13px;
            color: var(--text-sub);
            padding: 4px 0;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .solution-card ul li i {
            color: var(--green);
            font-size: 12px;
        }

        .solution-banner {
            background: linear-gradient(135deg, rgba(229, 80, 108, 0.1), rgba(76, 224, 160, 0.06));
            border: 1px solid rgba(229, 80, 108, 0.2);
            border-radius: var(--radius);
            padding: 24px 32px;
            display: flex;
            align-items: center;
            gap: 20px;
        }

        .solution-banner p {
            font-size: 14px;
            color: var(--text);
            line-height: 1.6;
            margin: 0;
        }

        .solution-banner .brand-text {
            color: var(--brand);
            font-weight: 600;
        }

        /* 区块5 成果 */
        .results-section {
            background: var(--bg);
            border-top: 1px solid var(--border);
        }

        .data-bar {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            padding: 32px;
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            margin-bottom: 48px;
        }

        .data-cell {
            text-align: center;
            padding: 12px 0;
            position: relative;
        }

        .data-cell:not(:last-child)::after {
            content: "";
            position: absolute;
            right: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 1px;
            height: 48px;
            background: var(--border);
        }

        .data-cell .data-num {
            font-size: 40px;
            font-weight: 800;
            color: var(--green);
            line-height: 1.2;
        }

        .data-cell .data-label {
            font-size: 13px;
            color: var(--text-sub);
            margin-top: 4px;
        }

        .result-list {
            list-style: none;
        }

        .result-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 24px;
            border-bottom: 1px solid var(--border);
            transition: background 0.2s ease;
            gap: 24px;
        }

        .result-item:first-child {
            border-top: 1px solid var(--border);
        }

        .result-item:hover {
            background: var(--surface);
        }

        .result-info {
            display: flex;
            align-items: center;
            gap: 16px;
            flex: 1;
        }

        .result-icon {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: var(--brand-soft);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: var(--brand);
            flex-shrink: 0;
        }

        .result-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--text);
        }

        .result-desc {
            font-size: 13px;
            color: var(--text-sub);
            line-height: 1.5;
        }

        .result-link {
            font-size: 14px;
            color: var(--brand);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            white-space: nowrap;
            transition: gap 0.2s ease;
        }

        .result-link:hover {
            gap: 10px;
        }

        /* 区块6 资讯区 */
        .news-section {
            background: #0D1119;
            border-top: 1px solid var(--border);
        }

        .news-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 48px;
        }

        .news-list {
            list-style: none;
        }

        .news-item {
            display: flex;
            gap: 16px;
            padding: 18px 0;
            border-bottom: 1px solid var(--border);
            align-items: flex-start;
        }

        .news-date {
            font-size: 12px;
            color: var(--text-dim);
            white-space: nowrap;
            padding-top: 3px;
            min-width: 70px;
        }

        .news-title {
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
            line-height: 1.5;
            transition: color 0.2s ease;
        }

        .news-title:hover {
            color: var(--brand);
        }

        .news-sidebar {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .sidebar-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 24px;
        }

        .sidebar-card h4 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 16px;
        }

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

        .tag-item {
            display: inline-flex;
            padding: 5px 12px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border);
            border-radius: 100px;
            font-size: 12px;
            color: var(--text-sub);
            transition: all 0.2s ease;
        }

        .tag-item:hover {
            background: var(--brand-soft);
            border-color: var(--brand);
            color: var(--brand);
        }

        .update-log {
            list-style: none;
        }

        .update-log li {
            padding: 10px 0;
            border-bottom: 1px solid var(--border);
            font-size: 13px;
            color: var(--text-sub);
            display: flex;
            gap: 8px;
        }

        .update-log li:last-child {
            border-bottom: none;
        }

        .update-log li i {
            color: var(--green);
            font-size: 12px;
            margin-top: 4px;
        }

        /* 区块7 客户证言 */
        .testimonial-section {
            background: var(--bg);
            border-top: 1px solid var(--border);
        }

        .testimonial-grid {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr 0.9fr;
            gap: 24px;
            align-items: stretch;
        }

        .testimonial-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 28px;
            display: flex;
            flex-direction: column;
            gap: 16px;
            transition: all 0.2s ease;
            position: relative;
        }

        .testimonial-card.featured {
            background: linear-gradient(180deg, var(--surface), var(--surface-hover));
            border-color: rgba(229, 80, 108, 0.25);
        }

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

        .testimonial-stars {
            color: var(--warning);
            font-size: 14px;
        }

        .testimonial-text {
            font-size: 14px;
            color: var(--text);
            line-height: 1.7;
            flex: 1;
        }

        .testimonial-user {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .testimonial-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--brand), #C23A55);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 14px;
            flex-shrink: 0;
        }

        .testimonial-name {
            font-size: 14px;
            font-weight: 600;
        }

        .testimonial-role {
            font-size: 12px;
            color: var(--text-dim);
        }

        /* 区块8 FAQ */
        .faq-section {
            background: #0D1119;
            border-top: 1px solid var(--border);
        }

        .faq-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 0 48px;
        }

        .faq-item {
            border-bottom: 1px solid var(--border);
            padding: 20px 0;
        }

        .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            transition: color 0.2s ease;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            padding: 0;
            font-family: inherit;
        }

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

        .faq-icon {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            border: 1px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: var(--text-sub);
            transition: all 0.3s ease;
            flex-shrink: 0;
        }

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

        .faq-answer {
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.7;
            margin-top: 12px;
            display: none;
        }

        .faq-item.open .faq-answer {
            display: block;
            animation: fadeIn 0.3s ease;
        }

        @keyframes fadeIn {
            from {
                opacity: 0;
                transform: translateY(-4px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* 区块9 CTA */
        .cta-section {
            padding: 80px 0;
            background: linear-gradient(180deg, #0B0E14 0%, #0F131B 100%);
            position: relative;
            overflow: hidden;
            border-top: 1px solid var(--border);
        }

        .cta-section::before {
            content: "";
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(229, 80, 108, 0.15), transparent 70%);
            pointer-events: none;
        }

        .cta-inner {
            text-align: center;
            position: relative;
            z-index: 1;
            background: url('/assets/images/backpic/back-3.jpg') center/cover no-repeat;
            border-radius: 20px;
            padding: 64px 48px;
            border: 1px solid var(--border);
        }

        .cta-inner::after {
            content: "";
            position: absolute;
            inset: 0;
            background: rgba(11, 14, 20, 0.72);
            border-radius: 20px;
            z-index: 0;
        }

        .cta-inner>* {
            position: relative;
            z-index: 1;
        }

        .cta-title {
            font-size: 32px;
            font-weight: 700;
            margin-bottom: 12px;
            color: #fff;
        }

        .cta-desc {
            font-size: 14px;
            color: var(--text-sub);
            max-width: 480px;
            margin: 0 auto 32px;
            line-height: 1.7;
        }

        /* 页脚 */
        .footer {
            background: #080B0F;
            border-top: 1px solid var(--border);
            padding: 64px 0 24px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 40px;
            margin-bottom: 48px;
        }

        .footer-brand .brand-name {
            font-size: 20px;
            margin-bottom: 12px;
            display: block;
        }

        .footer-desc {
            font-size: 13px;
            color: var(--text-sub);
            line-height: 1.7;
            max-width: 280px;
        }

        .footer-title {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-dim);
            text-transform: uppercase;
            letter-spacing: 0.05em;
            margin-bottom: 16px;
        }

        .footer-links {
            list-style: none;
        }

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

        .footer-links a {
            font-size: 14px;
            color: var(--text-sub);
            transition: color 0.2s ease;
        }

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

        .footer-log {
            font-size: 13px;
            color: var(--text-sub);
            line-height: 1.6;
        }

        .footer-log .log-date {
            color: var(--green);
        }

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

        .footer-bottom a {
            color: var(--text-dim);
        }

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

        /* 响应式 */
        @media (max-width: 1200px) {
            .hero .container {
                grid-template-columns: 1fr 1fr;
                gap: 40px;
            }
        }

        @media (max-width: 992px) {
            .section {
                padding: 64px 0;
            }

            .hero h1 {
                font-size: 36px;
            }

            .hero .container {
                grid-template-columns: 1fr;
                gap: 48px;
            }

            .hero-left {
                padding-right: 0;
            }

            .terminal {
                transform: none;
                max-width: 600px;
            }

            .pain-list {
                grid-template-columns: 1fr;
                gap: 0;
            }

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

            .data-bar {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }

            .data-cell:not(:last-child)::after {
                display: none;
            }

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

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

            .faq-grid {
                grid-template-columns: 1fr;
                gap: 0;
            }

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

        @media (max-width: 768px) {
            .icon-nav .nav-scroll {
                flex-wrap: nowrap;
                justify-content: flex-start;
                overflow-x: auto;
                padding-bottom: 8px;
                -webkit-overflow-scrolling: touch;
            }

            .icon-nav-item {
                min-width: 68px;
                flex-shrink: 0;
            }

            .hero {
                padding: 48px 0 64px;
            }

            .hero h1 {
                font-size: 32px;
            }

            .hero-stats {
                flex-wrap: wrap;
                gap: 16px 32px;
            }

            .hero-btns .btn-brand,
            .hero-btns .btn-ghost {
                padding: 0 20px;
            }

            .section-title {
                font-size: 26px;
            }

            .result-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }

            .result-link {
                align-self: flex-end;
            }

            .data-bar {
                grid-template-columns: 1fr 1fr;
            }

            .data-cell .data-num {
                font-size: 32px;
            }

            .cta-inner {
                padding: 48px 24px;
            }

            .cta-title {
                font-size: 26px;
            }

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

        @media (max-width: 576px) {
            .container {
                padding: 0 16px;
            }

            .brand-name {
                font-size: 16px;
            }

            .status-item .status-text {
                display: none;
            }

            .hero h1 {
                font-size: 28px;
            }

            .hero-sub {
                font-size: 15px;
            }

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

            .hero-btns .btn-brand,
            .hero-btns .btn-ghost {
                width: 100%;
            }

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

            .data-cell {
                padding: 8px 0;
            }

            .data-cell:not(:last-child)::after {
                display: block;
                position: static;
                width: 24px;
                height: 1px;
                margin: 8px auto;
            }

            .testimonial-card {
                padding: 24px;
            }

            .cta-inner {
                padding: 40px 20px;
            }

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

        /* 动画 */
        .hero-left {
            animation: heroFade 0.5s ease both;
        }

        .hero-right {
            animation: heroFade 0.5s ease 0.1s both;
        }

        @keyframes heroFade {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation: none !important;
                transition: none !important;
            }

            .terminal {
                transform: none;
            }
        }

/* roulang page: category1 */
:root {
  --brand: #E5506C;
  --brand-hover: #F0697F;
  --brand-soft: rgba(229, 80, 108, 0.12);
  --green: #4CE0A0;
  --bg: #0B0E14;
  --surface: #12171F;
  --surface-hover: #161B24;
  --border: #232A33;
  --text: #E6EAEE;
  --text-sub: #929CA8;
  --text-dim: #5F6B76;
  --warning: #FFB020;
  --radius: 16px;
  --radius-sm: 8px;
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-hover: 0 12px 32px rgba(0, 0, 0, 0.45), 0 0 0 1px rgba(229, 80, 108, 0.35);
  --font: "Inter", "HarmonyOS Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  background-color: var(--bg);
  color: var(--text);
  font-size: 15px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

a:hover {
  color: var(--brand);
}

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

button,
input {
  font-family: inherit;
}

*:focus-visible {
  outline: 2px solid var(--brand);
  outline-offset: 2px;
  border-radius: 4px;
}

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

.section {
  padding: 96px 0;
  position: relative;
}

.section-sm {
  padding: 64px 0;
}

.section-title {
  font-size: 32px;
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 16px;
}

.section-desc {
  font-size: 15px;
  color: var(--text-sub);
  max-width: 640px;
  margin-bottom: 40px;
  line-height: 1.75;
}

.btn-brand {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 44px;
  padding: 0 28px;
  background: var(--brand);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  transition: all 0.2s ease;
  cursor: pointer;
}

.btn-brand:hover {
  background: var(--brand-hover);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(229, 80, 108, 0.3);
}

.btn-brand:active {
  transform: scale(0.98);
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 44px;
  padding: 0 28px;
  background: transparent;
  color: var(--text);
  border: 1px solid #2E3A45;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  transition: all 0.2s ease;
  cursor: pointer;
}

.btn-ghost:hover {
  border-color: var(--brand);
  color: var(--brand);
  background: rgba(229, 80, 108, 0.08);
}

.btn-ghost:active {
  transform: scale(0.98);
}

.badge-custom {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 100px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.02em;
  line-height: 1.4;
}

.badge-hot {
  background: var(--brand-soft);
  color: var(--brand);
}

.badge-new {
  background: rgba(76, 224, 160, 0.12);
  color: var(--green);
}

.badge-stable {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-sub);
}

.top-bar {
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}

.top-bar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 56px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--brand), #C23A55);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 16px;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(229, 80, 108, 0.3);
}

.brand-name {
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: 0.02em;
}

.status-group {
  display: flex;
  align-items: center;
  gap: 20px;
}

.status-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-sub);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 8px rgba(76, 224, 160, 0.6);
  animation: pulse 2.2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.update-num {
  color: var(--green);
  font-weight: 700;
}

.icon-nav {
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  padding: 16px 0;
}

.icon-nav .nav-scroll {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
}

.icon-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 8px 4px;
  min-width: 72px;
  transition: all 0.2s ease;
  position: relative;
}

.icon-nav-item .nav-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--surface);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: var(--text-sub);
  transition: all 0.2s ease;
}

.icon-nav-item .nav-label {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-sub);
  letter-spacing: 0.02em;
  transition: color 0.2s ease;
}

.icon-nav-item:hover .nav-icon {
  background: var(--brand-soft);
  color: var(--brand);
  border-color: rgba(229, 80, 108, 0.35);
  transform: rotate(-4deg) scale(1.05);
}

.icon-nav-item:hover .nav-label {
  color: var(--text);
}

.icon-nav-item.active .nav-icon {
  background: var(--brand-soft);
  color: var(--brand);
  border-color: rgba(229, 80, 108, 0.4);
}

.icon-nav-item.active .nav-label {
  color: var(--brand);
  font-weight: 600;
}

.icon-nav-item.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 2px;
  background: var(--brand);
  border-radius: 2px;
}

/* ===== 分类页特有样式 ===== */
.category-hero {
  padding: 64px 0 40px;
  position: relative;
}

.category-hero .hero-main {
  display: flex;
  gap: 48px;
  align-items: flex-start;
  justify-content: space-between;
}

.category-hero .hero-left {
  flex: 1;
  max-width: 680px;
  animation: fadeUp 0.5s ease both;
}

.category-hero .hero-right {
  width: 300px;
  flex-shrink: 0;
  padding-top: 28px;
  animation: fadeUp 0.5s 0.15s ease both;
}

.breadcrumb-custom {
  font-size: 13px;
  color: var(--text-dim);
  margin-bottom: 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.breadcrumb-custom a {
  color: var(--text-sub);
  transition: color 0.2s;
}

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

.breadcrumb-custom .sep {
  color: var(--text-dim);
}

.breadcrumb-custom .current {
  color: var(--brand);
}

.category-hero h1 {
  font-size: 40px;
  font-weight: 800;
  line-height: 1.22;
  margin-bottom: 16px;
  letter-spacing: 0.01em;
}

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

.hero-desc {
  font-size: 16px;
  color: var(--text-sub);
  line-height: 1.75;
  max-width: 620px;
  margin-bottom: 28px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.hero-stats {
  border-top: 1px solid var(--border);
  padding-top: 8px;
}

.hero-stats .stat-row {
  display: flex;
}

.hero-stats .stat-cell {
  flex: 1;
  padding: 20px 8px 0;
}

.hero-stats .stat-cell + .stat-cell {
  border-left: 1px solid var(--border);
  padding-left: 24px;
}

.hero-stats .stat-num {
  font-size: 34px;
  font-weight: 800;
  color: var(--green);
  line-height: 1.2;
  font-variant-numeric: tabular-nums;
}

.hero-stats .stat-label {
  font-size: 13px;
  color: var(--text-dim);
  margin-top: 6px;
  line-height: 1.5;
}

.filter-bar {
  margin: 24px 0 0;
  padding: 20px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
}

.filter-tab {
  display: inline-flex;
  align-items: center;
  height: 38px;
  padding: 0 20px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-sub);
  border-radius: 100px;
  background: transparent;
  border: 1px solid transparent;
  transition: all 0.2s ease;
  cursor: default;
}

.filter-tab:hover {
  color: var(--text);
  background: var(--surface);
  border-color: var(--border);
}

.filter-tab.active {
  background: var(--brand-soft);
  color: var(--brand);
  border-color: rgba(229, 80, 108, 0.25);
}

.resource-section {
  padding: 56px 0 32px;
}

.resource-list {
  border-top: 1px solid var(--border);
}

.resource-item {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 24px 0;
  border-bottom: 1px solid var(--border);
  transition: background 0.2s ease;
  border-radius: var(--radius-sm);
}

.resource-item:hover {
  background: linear-gradient(90deg, rgba(229, 80, 108, 0.06), transparent);
}

.resource-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: var(--brand-soft);
  color: var(--brand);
  border: 1px solid rgba(229, 80, 108, 0.16);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
  transition: all 0.2s ease;
}

.resource-item:hover .resource-icon {
  background: var(--brand);
  color: #fff;
  border-color: var(--brand);
}

.resource-info {
  flex: 1;
  min-width: 0;
}

.resource-name-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 4px;
}

.resource-name {
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  transition: color 0.2s;
}

.resource-name:hover {
  color: var(--brand);
}

.resource-desc {
  font-size: 13px;
  color: var(--text-sub);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 560px;
  line-height: 1.6;
  margin-bottom: 6px;
}

.resource-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 12px;
  color: var(--text-dim);
  font-weight: 500;
  letter-spacing: 0.02em;
}

.resource-meta .meta-date {
  color: var(--green);
}

.resource-action .btn-sm {
  height: 36px;
  padding: 0 18px;
  font-size: 13px;
  border-radius: var(--radius-sm);
}

.scenario-section {
  padding: 80px 0;
  border-top: 1px solid var(--border);
}

.scenario-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 36px;
}

.scenario-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: all 0.2s ease;
}

.scenario-card:hover {
  background: var(--surface-hover);
  border-color: rgba(229, 80, 108, 0.3);
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.scenario-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--brand-soft);
  color: var(--brand);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  margin-bottom: 16px;
}

.scenario-card h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
}

.scenario-card p {
  font-size: 13px;
  color: var(--text-sub);
  line-height: 1.7;
  margin-bottom: 0;
}

.hot-section {
  padding: 80px 0;
  border-top: 1px solid var(--border);
}

.hot-grid {
  margin-top: 36px;
}

.hot-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  height: 100%;
  transition: all 0.2s ease;
  display: flex;
  flex-direction: column;
}

.hot-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(229, 80, 108, 0.3);
}

.hot-media {
  height: 160px;
  overflow: hidden;
  position: relative;
  background: var(--surface);
}

.hot-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.hot-card:hover .hot-media img {
  transform: scale(1.03);
}

.hot-media .hot-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 2;
}

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

.hot-body h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
  line-height: 1.4;
}

.hot-body p {
  font-size: 13px;
  color: var(--text-sub);
  line-height: 1.7;
  margin-bottom: 16px;
  flex: 1;
}

.hot-btn {
  margin-top: auto;
}

.faq-section {
  padding: 80px 0;
  border-top: 1px solid var(--border);
}

.faq-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 48px;
  margin-top: 36px;
}

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

.faq-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  padding: 20px 0;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text);
  text-align: left;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.5;
  transition: color 0.2s;
}

.faq-toggle:hover {
  color: var(--brand);
}

.faq-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 1px solid var(--border);
  color: var(--text-sub);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 400;
  flex-shrink: 0;
  transition: all 0.2s ease;
}

.faq-item.open .faq-icon {
  background: var(--brand-soft);
  color: var(--brand);
  border-color: rgba(229, 80, 108, 0.3);
  transform: rotate(180deg);
}

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

.faq-answer p {
  font-size: 13px;
  color: var(--text-sub);
  line-height: 1.75;
  padding: 0 0 20px;
  margin: 0;
}

.cta-section {
  padding: 80px 0;
}

.cta-box {
  position: relative;
  border-radius: var(--radius);
  background-image: linear-gradient(to bottom, rgba(11, 14, 20, 0.6), rgba(11, 14, 20, 0.92)), url('/assets/images/backpic/back-1.jpg');
  background-size: cover;
  background-position: center;
  padding: 64px 48px;
  text-align: center;
  border: 1px solid var(--border);
  overflow: hidden;
}

.cta-box::before {
  content: '';
  position: absolute;
  top: -60px;
  left: 50%;
  transform: translateX(-50%);
  width: 240px;
  height: 240px;
  background: radial-gradient(circle, rgba(229, 80, 108, 0.2), transparent 70%);
  pointer-events: none;
}

.cta-box h2 {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 12px;
  position: relative;
}

.cta-box p {
  font-size: 14px;
  color: var(--text-sub);
  max-width: 520px;
  margin: 0 auto 28px;
  position: relative;
}

.cta-box .btn-brand {
  position: relative;
}

.footer {
  background: #080B0F;
  border-top: 1px solid var(--border);
  padding: 56px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand .brand-name {
  font-size: 20px;
  display: block;
  margin-bottom: 8px;
}

.footer-desc {
  font-size: 13px;
  color: var(--text-sub);
  line-height: 1.7;
  margin-bottom: 0;
}

.footer-title {
  font-size: 13px;
  color: var(--text-dim);
  font-weight: 600;
  margin-bottom: 12px;
  letter-spacing: 0.03em;
}

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

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

.footer-links a {
  font-size: 14px;
  color: var(--text-sub);
  transition: color 0.2s;
}

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

.footer-log {
  font-size: 13px;
  color: var(--text-sub);
  line-height: 1.8;
  margin-bottom: 0;
}

.log-date {
  color: var(--green);
  font-size: 12px;
}

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px;
  font-size: 12px;
  color: var(--text-dim);
}

.footer-bottom a {
  color: var(--text-sub);
}

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

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
  html {
    scroll-behavior: auto;
  }
}

@media (max-width: 992px) {
  .section {
    padding: 64px 0;
  }
  .category-hero {
    padding: 48px 0 28px;
  }
  .category-hero .hero-main {
    flex-direction: column;
    gap: 32px;
  }
  .category-hero .hero-right {
    width: 100%;
    padding-top: 0;
  }
  .hero-stats .stat-row {
    display: flex;
  }
  .scenario-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .faq-grid {
    grid-template-columns: 1fr;
    gap: 0;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}

@media (max-width: 768px) {
  .icon-nav .nav-scroll {
    flex-wrap: nowrap;
    overflow-x: auto;
    justify-content: flex-start;
    padding-bottom: 6px;
    scrollbar-width: none;
  }
  .icon-nav .nav-scroll::-webkit-scrollbar {
    display: none;
  }
  .icon-nav-item {
    min-width: 64px;
    flex-shrink: 0;
  }
  .category-hero h1 {
    font-size: 30px;
  }
  .section-title {
    font-size: 26px;
  }
  .resource-item {
    flex-wrap: wrap;
    gap: 14px;
  }
  .resource-info {
    flex: 1 1 calc(100% - 66px);
  }
  .resource-desc {
    white-space: normal;
  }
  .resource-action {
    width: 100%;
    padding-left: 66px;
  }
  .cta-box {
    padding: 48px 24px;
  }
  .cta-box h2 {
    font-size: 26px;
  }
}

@media (max-width: 576px) {
  .top-bar .container {
    flex-direction: column;
    padding: 12px 16px;
    gap: 8px;
  }
  .status-group {
    width: 100%;
    justify-content: space-between;
  }
  .container {
    padding: 0 16px;
  }
  .scenario-grid {
    grid-template-columns: 1fr;
  }
  .hero-stats .stat-num {
    font-size: 26px;
  }
  .hero-stats .stat-label {
    font-size: 12px;
  }
  .filter-bar {
    gap: 8px;
  }
  .filter-tab {
    padding: 0 14px;
    height: 34px;
    font-size: 12px;
  }
  .resource-meta {
    gap: 8px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .footer-bottom {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
}

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