/* roulang page: index */
:root {
            --bg-base: #060B14;
            --bg-elevated: #0B1528;
            --bg-card: rgba(13, 27, 46, 0.72);
            --bg-glass: rgba(16, 32, 54, 0.65);
            --border-subtle: rgba(255, 255, 255, 0.08);
            --border-highlight: rgba(0, 240, 255, 0.35);
            --primary-cyan: #00F0FF;
            --primary-green: #10B981;
            --primary-emerald: #059669;
            --accent-glow: rgba(0, 240, 255, 0.28);
            --text-main: #F8FAFC;
            --text-secondary: #94A3B8;
            --text-muted: #64748B;
            --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-full: 9999px;
            --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        body {
            background-color: var(--bg-base);
            background-image: 
                radial-gradient(circle at 15% 10%, rgba(10, 28, 26, 0.45) 0%, transparent 40%),
                radial-gradient(circle at 85% 60%, rgba(0, 240, 255, 0.06) 0%, transparent 45%),
                radial-gradient(circle at 50% 90%, rgba(16, 185, 129, 0.05) 0%, transparent 50%);
            background-attachment: fixed;
            color: var(--text-main);
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            line-height: 1.65;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

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

        button, input, select {
            font: inherit;
            border: none;
            outline: none;
        }

        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* 统一导航栏 */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: 72px;
            background: rgba(6, 11, 20, 0.88);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-subtle);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 20px;
            font-weight: 700;
            letter-spacing: 0.5px;
            color: #ffffff;
        }

        .brand-logo-icon {
            width: 34px;
            height: 34px;
            background: linear-gradient(135deg, var(--primary-cyan), var(--primary-green));
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #060B14;
            box-shadow: 0 0 15px rgba(0, 240, 255, 0.4);
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 32px;
            list-style: none;
        }

        .nav-link {
            font-size: 15px;
            color: var(--text-secondary);
            font-weight: 500;
            position: relative;
            padding: 6px 0;
        }

        .nav-link:hover, .nav-link.active {
            color: var(--primary-cyan);
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--primary-cyan);
            border-radius: 2px;
            box-shadow: 0 0 8px var(--primary-cyan);
        }

        .btn-neon {
            background: linear-gradient(90deg, var(--primary-cyan) 0%, #00b4d8 100%);
            color: #060B14;
            font-weight: 700;
            font-size: 14px;
            padding: 10px 22px;
            border-radius: var(--radius-full);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            box-shadow: 0 0 20px var(--accent-glow);
            cursor: pointer;
            transition: var(--transition);
        }

        .btn-neon:hover {
            transform: translateY(-2px);
            box-shadow: 0 0 28px rgba(0, 240, 255, 0.6);
            background: linear-gradient(90deg, #38f9d7 0%, var(--primary-cyan) 100%);
        }

        .btn-outline {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-subtle);
            color: var(--text-main);
            font-weight: 600;
            font-size: 14px;
            padding: 10px 22px;
            border-radius: var(--radius-full);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            cursor: pointer;
            transition: var(--transition);
        }

        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: var(--border-highlight);
            color: var(--primary-cyan);
        }

        /* 移动端菜单按钮 */
        .mobile-toggle {
            display: none;
            background: transparent;
            color: var(--text-main);
            font-size: 24px;
            cursor: pointer;
        }

        /* 页面主体 */
        main {
            padding-top: 72px;
        }

        section {
            padding: 80px 0;
            position: relative;
        }

        .section-header {
            margin-bottom: 48px;
            text-align: left;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 12px;
            border-radius: var(--radius-full);
            background: rgba(0, 240, 255, 0.08);
            border: 1px solid rgba(0, 240, 255, 0.25);
            color: var(--primary-cyan);
            font-size: 13px;
            font-family: var(--font-mono);
            margin-bottom: 16px;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .badge-green {
            background: rgba(16, 185, 129, 0.1);
            border-color: rgba(16, 185, 129, 0.3);
            color: var(--primary-green);
        }

        .section-title {
            font-size: 32px;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: #ffffff;
            line-height: 1.3;
            margin-bottom: 12px;
        }

        .section-desc {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 820px;
            line-height: 1.7;
        }

        /* 玻璃卡片 */
        .glass-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            padding: 30px;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .glass-card:hover {
            border-color: var(--border-highlight);
            transform: translateY(-4px);
            box-shadow: 0 16px 36px rgba(0, 0, 0, 0.4);
        }

        /* 板块一：首屏 Hero 指标大屏 */
        .hero-section {
            padding: 90px 0 70px;
            border-bottom: 1px solid var(--border-subtle);
            background: radial-gradient(circle at 50% 30%, rgba(11, 35, 60, 0.4) 0%, transparent 70%);
        }

        .hero-layout {
            display: grid;
            grid-template-columns: 1.15fr 0.85fr;
            gap: 48px;
            align-items: center;
        }

        .hero-h1 {
            font-size: 44px;
            font-weight: 900;
            line-height: 1.25;
            margin-bottom: 20px;
            color: #ffffff;
            letter-spacing: -0.8px;
        }

        .hero-h1 span {
            background: linear-gradient(90deg, var(--primary-cyan), var(--primary-green));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero-intro {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 32px;
        }

        .hero-cta-group {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .board-monitor {
            background: rgba(8, 18, 33, 0.85);
            border: 1px solid rgba(0, 240, 255, 0.2);
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
        }

        .monitor-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-bottom: 16px;
            margin-bottom: 20px;
            border-bottom: 1px solid var(--border-subtle);
            font-family: var(--font-mono);
            font-size: 13px;
            color: var(--text-muted);
        }

        .pulse-indicator {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--primary-green);
        }

        .pulse-dot {
            width: 8px;
            height: 8px;
            background-color: var(--primary-green);
            border-radius: 50%;
            box-shadow: 0 0 10px var(--primary-green);
            animation: pulse-ring 2s infinite;
        }

        @keyframes pulse-ring {
            0% { transform: scale(0.95); opacity: 0.8; }
            50% { transform: scale(1.3); opacity: 1; }
            100% { transform: scale(0.95); opacity: 0.8; }
        }

        .board-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }

        .metric-card {
            background: rgba(13, 27, 46, 0.5);
            border: 1px solid var(--border-subtle);
            padding: 16px;
            border-radius: var(--radius-md);
            text-align: left;
        }

        .metric-label {
            font-size: 12px;
            color: var(--text-muted);
            margin-bottom: 8px;
            font-family: var(--font-mono);
        }

        .metric-val {
            font-size: 26px;
            font-weight: 800;
            color: var(--primary-cyan);
            font-family: var(--font-mono);
            letter-spacing: -0.5px;
        }

        .metric-diff {
            font-size: 11px;
            color: var(--primary-green);
            margin-top: 4px;
        }

        /* 板块二：服务矩阵 */
        .matrix-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        .matrix-card {
            position: relative;
            background: linear-gradient(180deg, rgba(13, 27, 46, 0.85) 0%, rgba(8, 17, 30, 0.95) 100%);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
        }

        .matrix-badge {
            position: absolute;
            top: 24px;
            right: 24px;
            font-family: var(--font-mono);
            font-size: 11px;
            color: var(--primary-green);
            background: rgba(16, 185, 129, 0.12);
            padding: 3px 10px;
            border-radius: var(--radius-full);
        }

        .matrix-title {
            font-size: 22px;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .matrix-text {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 24px;
        }

        .matrix-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
            border-top: 1px solid var(--border-subtle);
            padding-top: 20px;
        }

        .matrix-item {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 13px;
            color: var(--text-main);
        }

        .matrix-item svg {
            color: var(--primary-cyan);
            flex-shrink: 0;
        }

        /* 板块三：性能对比标尺 */
        .benchmark-table-wrap {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0,0,0,0.5);
        }

        .benchmark-row {
            display: grid;
            grid-template-columns: 2fr 1.5fr 1.5fr 1.2fr;
            padding: 20px 28px;
            align-items: center;
            border-bottom: 1px solid var(--border-subtle);
        }

        .benchmark-row.head {
            background: rgba(255, 255, 255, 0.03);
            font-weight: 700;
            font-size: 14px;
            color: var(--text-muted);
            text-transform: uppercase;
            font-family: var(--font-mono);
        }

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

        .bench-prop {
            font-weight: 600;
            color: #ffffff;
            font-size: 15px;
        }

        .bench-legacy {
            color: var(--text-muted);
            font-size: 14px;
        }

        .bench-ultra {
            color: var(--primary-cyan);
            font-weight: 700;
            font-size: 15px;
            font-family: var(--font-mono);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .bench-status {
            display: inline-block;
            padding: 4px 10px;
            border-radius: var(--radius-full);
            font-size: 12px;
            font-weight: 600;
            text-align: center;
            background: rgba(16, 185, 129, 0.15);
            color: var(--primary-green);
        }

        /* 板块四：里程碑时间轴 */
        .milestone-timeline {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            position: relative;
        }

        .milestone-card {
            background: rgba(11, 21, 40, 0.6);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 24px;
            position: relative;
        }

        .milestone-step {
            font-family: var(--font-mono);
            font-size: 13px;
            color: var(--primary-cyan);
            margin-bottom: 8px;
            display: block;
        }

        .milestone-title {
            font-size: 17px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }

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

        /* 板块五：官方资讯公告 */
        .news-flow-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .news-item-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 22px 26px;
            display: flex;
            align-items: flex-start;
            gap: 20px;
            transition: var(--transition);
        }

        .news-item-card:hover {
            border-color: var(--border-highlight);
            transform: translateX(4px);
        }

        .news-tag {
            font-family: var(--font-mono);
            font-size: 12px;
            padding: 4px 8px;
            border-radius: 4px;
            background: rgba(0, 240, 255, 0.1);
            color: var(--primary-cyan);
            white-space: nowrap;
        }

        .news-info h3 {
            font-size: 16px;
            font-weight: 600;
            color: #ffffff;
            margin-bottom: 6px;
        }

        .news-info p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        /* 板块六：平台保障 */
        .shield-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .shield-card {
            background: rgba(10, 25, 42, 0.6);
            border: 1px solid rgba(16, 185, 129, 0.2);
            border-radius: var(--radius-md);
            padding: 28px 20px;
            text-align: center;
        }

        .shield-icon {
            width: 48px;
            height: 48px;
            margin: 0 auto 16px;
            background: rgba(16, 185, 129, 0.1);
            color: var(--primary-green);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .shield-card h3 {
            font-size: 17px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }

        .shield-card p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        /* 板块七：多场景智能分流 */
        .scenario-container {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .scenario-box {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 28px;
        }

        .scenario-box h3 {
            font-size: 18px;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .scenario-box p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .scenario-pill {
            display: inline-block;
            font-family: var(--font-mono);
            font-size: 12px;
            padding: 3px 10px;
            border-radius: var(--radius-full);
            background: rgba(255, 255, 255, 0.05);
            color: var(--primary-cyan);
            border: 1px solid var(--border-subtle);
        }

        /* 板块八：控制台与诊断 */
        .console-box {
            background: #040810;
            border: 1px solid rgba(0, 240, 255, 0.25);
            border-radius: var(--radius-md);
            padding: 28px;
            font-family: var(--font-mono);
            box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.8);
        }

        .console-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-bottom: 14px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            margin-bottom: 18px;
            font-size: 13px;
            color: var(--text-muted);
        }

        .console-dots {
            display: flex;
            gap: 6px;
        }

        .console-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
        }

        .dot-red { background: #ef4444; }
        .dot-yellow { background: #f59e0b; }
        .dot-green { background: #10b981; }

        .console-body {
            display: flex;
            flex-direction: column;
            gap: 10px;
            font-size: 13px;
            line-height: 1.6;
        }

        .log-row {
            display: flex;
            gap: 12px;
            align-items: center;
            flex-wrap: wrap;
        }

        .log-time { color: var(--text-muted); }
        .log-tag { color: var(--primary-cyan); font-weight: 600; }
        .log-success { color: var(--primary-green); }
        .log-text { color: var(--text-secondary); }

        /* 板块九：排障向导与故障码速查 */
        .troubleshoot-layout {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 32px;
        }

        .steps-container {
            display: flex;
            flex-direction: column;
            gap: 18px;
        }

        .step-item {
            display: flex;
            gap: 18px;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 20px;
        }

        .step-num {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(0, 240, 255, 0.12);
            border: 1px solid var(--primary-cyan);
            color: var(--primary-cyan);
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: var(--font-mono);
            font-weight: 700;
            flex-shrink: 0;
        }

        .step-text h4 {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 6px;
        }

        .step-text p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        .code-lookup-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 24px;
        }

        .lookup-input-wrap {
            display: flex;
            gap: 10px;
            margin-bottom: 20px;
        }

        .lookup-input {
            flex: 1;
            background: rgba(6, 11, 20, 0.8);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 10px 14px;
            color: var(--text-main);
            font-size: 14px;
            font-family: var(--font-mono);
        }

        .lookup-input:focus {
            border-color: var(--primary-cyan);
        }

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

        .code-row {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 10px 12px;
            background: rgba(255, 255, 255, 0.02);
            border-radius: 6px;
            border: 1px solid var(--border-subtle);
            font-size: 13px;
        }

        .code-num {
            font-family: var(--font-mono);
            color: var(--primary-cyan);
            font-weight: 700;
        }

        .code-desc {
            color: var(--text-secondary);
        }

        /* 板块十：常见问题 FAQ */
        .faq-accordion {
            display: flex;
            flex-direction: column;
            gap: 16px;
            max-width: 960px;
            margin: 0 auto;
        }

        .faq-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-card:hover {
            border-color: var(--border-highlight);
        }

        .faq-trigger {
            width: 100%;
            text-align: left;
            background: transparent;
            padding: 22px 26px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: #ffffff;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
        }

        .faq-icon-arrow {
            transition: transform 0.3s ease;
            color: var(--primary-cyan);
        }

        .faq-content {
            padding: 0 26px 22px;
            color: var(--text-secondary);
            font-size: 14px;
            line-height: 1.75;
        }

        /* 板块十一：版本资产入口 */
        .hub-banner {
            background: linear-gradient(135deg, rgba(13, 27, 46, 0.95) 0%, rgba(10, 35, 30, 0.85) 100%);
            border: 1px solid rgba(0, 240, 255, 0.3);
            border-radius: var(--radius-lg);
            padding: 44px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            box-shadow: 0 20px 40px rgba(0,0,0,0.5);
        }

        .hub-info h3 {
            font-size: 26px;
            font-weight: 800;
            color: #ffffff;
            margin-bottom: 12px;
        }

        .hub-info p {
            font-size: 15px;
            color: var(--text-secondary);
            max-width: 680px;
            line-height: 1.7;
        }

        /* 板块十二：快速接入表单 */
        .activation-card {
            background: linear-gradient(180deg, rgba(11, 25, 45, 0.85) 0%, rgba(6, 15, 28, 0.95) 100%);
            border: 1px solid rgba(0, 240, 255, 0.25);
            border-radius: var(--radius-lg);
            padding: 48px;
            max-width: 820px;
            margin: 0 auto;
            text-align: center;
            box-shadow: 0 25px 50px rgba(0, 0, 0, 0.6);
        }

        .activation-form {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
            margin-top: 32px;
            text-align: left;
        }

        .form-group-full {
            grid-column: 1 / -1;
        }

        .form-label {
            display: block;
            font-size: 13px;
            font-weight: 600;
            color: var(--text-secondary);
            margin-bottom: 8px;
        }

        .form-input, .form-select {
            width: 100%;
            background: rgba(4, 9, 18, 0.9);
            border: 1px solid var(--border-subtle);
            border-radius: 8px;
            padding: 12px 16px;
            color: #ffffff;
            font-size: 14px;
            font-family: var(--font-mono);
            transition: var(--transition);
        }

        .form-input:focus, .form-select:focus {
            border-color: var(--primary-cyan);
            box-shadow: 0 0 10px rgba(0, 240, 255, 0.2);
        }

        /* 统一页脚 */
        .site-footer {
            background: #040810;
            border-top: 1px solid var(--border-subtle);
            padding: 64px 0 32px;
            font-size: 14px;
            color: var(--text-secondary);
        }

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

        .footer-brand h4 {
            font-size: 20px;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 14px;
        }

        .footer-brand p {
            font-size: 13px;
            line-height: 1.7;
            max-width: 320px;
        }

        .footer-col h5 {
            font-size: 15px;
            font-weight: 600;
            color: #ffffff;
            margin-bottom: 18px;
        }

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

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

        .status-badge-live {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(16, 185, 129, 0.1);
            border: 1px solid rgba(16, 185, 129, 0.3);
            color: var(--primary-green);
            padding: 6px 12px;
            border-radius: var(--radius-full);
            font-family: var(--font-mono);
            font-size: 12px;
            margin-top: 12px;
        }

        .footer-bottom {
            padding-top: 32px;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 13px;
            color: var(--text-muted);
            flex-wrap: wrap;
            gap: 16px;
        }

        /* 响应式断点控制 */
        @media (max-width: 1024px) {
            .hero-layout {
                grid-template-columns: 1fr;
            }
            .matrix-grid, .scenario-container {
                grid-template-columns: 1fr;
            }
            .milestone-timeline, .shield-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .hub-banner {
                flex-direction: column;
                align-items: flex-start;
            }
            .troubleshoot-layout {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            .nav-menu {
                display: none;
            }
            .nav-menu.open {
                display: flex;
                flex-direction: column;
                position: absolute;
                top: 72px;
                left: 0;
                right: 0;
                background: #060B14;
                padding: 24px;
                border-bottom: 1px solid var(--border-subtle);
                gap: 16px;
            }
            .mobile-toggle {
                display: block;
            }
            .hero-h1 {
                font-size: 30px;
            }
            .section-title {
                font-size: 24px;
            }
            .news-flow-grid, .milestone-timeline, .shield-grid, .footer-grid {
                grid-template-columns: 1fr;
            }
            .board-grid {
                grid-template-columns: 1fr;
            }
            .benchmark-row {
                grid-template-columns: 1fr;
                gap: 6px;
            }
            .benchmark-row.head {
                display: none;
            }
            .activation-form {
                grid-template-columns: 1fr;
            }
        }

/* roulang page: category2 */
:root {
            --bg-base: #060B14;
            --bg-elevated: #0B1528;
            --bg-card: rgba(13, 27, 46, 0.72);
            --bg-glass: rgba(16, 32, 54, 0.65);
            --border-subtle: rgba(255, 255, 255, 0.08);
            --border-highlight: rgba(0, 240, 255, 0.35);
            --border-emerald: rgba(16, 185, 129, 0.35);
            --primary-cyan: #00F0FF;
            --primary-green: #10B981;
            --primary-emerald: #059669;
            --accent-glow: rgba(0, 240, 255, 0.28);
            --accent-green-glow: rgba(16, 185, 129, 0.25);
            --text-main: #F8FAFC;
            --text-secondary: #94A3B8;
            --text-muted: #64748B;
            --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-full: 9999px;
            --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        body {
            background-color: var(--bg-base);
            background-image: 
                radial-gradient(circle at 15% 10%, rgba(10, 28, 26, 0.55) 0%, transparent 40%),
                radial-gradient(circle at 85% 60%, rgba(0, 240, 255, 0.06) 0%, transparent 45%),
                radial-gradient(circle at 50% 90%, rgba(16, 185, 129, 0.05) 0%, transparent 50%);
            background-attachment: fixed;
            color: var(--text-main);
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            line-height: 1.65;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

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

        button, input, select {
            font: inherit;
            border: none;
            outline: none;
        }

        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* 统一导航栏 */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: 72px;
            background: rgba(6, 11, 20, 0.88);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-subtle);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 20px;
            font-weight: 700;
            letter-spacing: 0.5px;
            color: #ffffff;
        }

        .brand-logo-icon {
            width: 34px;
            height: 34px;
            background: linear-gradient(135deg, var(--primary-cyan), var(--primary-green));
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #060B14;
            box-shadow: 0 0 15px rgba(0, 240, 255, 0.4);
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 32px;
            list-style: none;
        }

        .nav-link {
            font-size: 15px;
            color: var(--text-secondary);
            font-weight: 500;
            position: relative;
            padding: 6px 0;
        }

        .nav-link:hover, .nav-link.active {
            color: var(--primary-cyan);
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--primary-cyan);
            border-radius: 2px;
            box-shadow: 0 0 8px var(--primary-cyan);
        }

        .btn-neon {
            background: linear-gradient(90deg, var(--primary-cyan) 0%, #00b4d8 100%);
            color: #060B14;
            font-weight: 700;
            font-size: 14px;
            padding: 10px 22px;
            border-radius: var(--radius-full);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            box-shadow: 0 0 20px var(--accent-glow);
            cursor: pointer;
            transition: var(--transition);
        }

        .btn-neon:hover {
            transform: translateY(-2px);
            box-shadow: 0 0 28px rgba(0, 240, 255, 0.6);
            background: linear-gradient(90deg, #38f9d7 0%, var(--primary-cyan) 100%);
        }

        .mobile-toggle {
            display: none;
            background: transparent;
            color: var(--text-main);
            font-size: 24px;
            cursor: pointer;
        }

        main {
            padding-top: 72px;
        }

        section {
            padding: 60px 0;
            position: relative;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 12px;
            border-radius: var(--radius-full);
            background: rgba(0, 240, 255, 0.08);
            border: 1px solid rgba(0, 240, 255, 0.25);
            color: var(--primary-cyan);
            font-size: 13px;
            font-family: var(--font-mono);
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .badge-green {
            background: rgba(16, 185, 129, 0.08);
            border: 1px solid rgba(16, 185, 129, 0.3);
            color: var(--primary-green);
        }

        /* 页面专属板块 1：工业参数标头 */
        .category-header-wrap {
            padding: 50px 0 40px;
            border-bottom: 1px solid var(--border-subtle);
            background: linear-gradient(180deg, rgba(11, 21, 40, 0.6) 0%, transparent 100%);
        }

        .cat-h1 {
            font-size: 32px;
            font-weight: 800;
            line-height: 1.25;
            margin-bottom: 16px;
            background: linear-gradient(135deg, #FFFFFF 30%, var(--primary-cyan) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .cat-intro {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 960px;
            line-height: 1.8;
            margin-bottom: 28px;
        }

        .param-bar-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 18px 24px;
            backdrop-filter: blur(16px);
        }

        .param-item {
            border-right: 1px solid var(--border-subtle);
            padding-right: 16px;
        }

        .param-item:last-child {
            border-right: none;
            padding-right: 0;
        }

        .param-key {
            font-size: 12px;
            font-family: var(--font-mono);
            color: var(--text-muted);
            margin-bottom: 4px;
            text-transform: uppercase;
        }

        .param-val {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary-cyan);
            font-family: var(--font-mono);
        }

        /* 板块 2：更新面板（积分榜风格） */
        .scoreboard-table {
            width: 100%;
            border-collapse: separate;
            border-spacing: 0 10px;
        }

        .scoreboard-table th {
            font-size: 13px;
            color: var(--text-muted);
            text-align: left;
            padding: 8px 16px;
            font-weight: 600;
            text-transform: uppercase;
            font-family: var(--font-mono);
        }

        .score-row {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            transition: var(--transition);
        }

        .score-row:hover {
            border-color: var(--border-highlight);
            transform: translateX(4px);
            background: rgba(16, 32, 54, 0.85);
        }

        .score-row td {
            padding: 16px;
            border-top: 1px solid var(--border-subtle);
            border-bottom: 1px solid var(--border-subtle);
            font-size: 14px;
        }

        .score-row td:first-child {
            border-left: 1px solid var(--border-subtle);
            border-top-left-radius: var(--radius-md);
            border-bottom-left-radius: var(--radius-md);
            font-weight: 700;
            color: var(--text-main);
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .score-row td:last-child {
            border-right: 1px solid var(--border-subtle);
            border-top-right-radius: var(--radius-md);
            border-bottom-right-radius: var(--radius-md);
            text-align: right;
        }

        .scope-tag {
            display: inline-block;
            padding: 2px 8px;
            border-radius: 4px;
            font-size: 12px;
            font-family: var(--font-mono);
            background: rgba(0, 240, 255, 0.12);
            color: var(--primary-cyan);
            border: 1px solid rgba(0, 240, 255, 0.2);
        }

        .hash-code {
            font-family: var(--font-mono);
            font-size: 12px;
            color: var(--text-muted);
            background: rgba(0,0,0,0.3);
            padding: 3px 8px;
            border-radius: 4px;
            display: inline-block;
        }

        .btn-action-sm {
            padding: 6px 14px;
            font-size: 12px;
            border-radius: var(--radius-full);
            background: rgba(0, 240, 255, 0.1);
            color: var(--primary-cyan);
            border: 1px solid var(--border-highlight);
            cursor: pointer;
            transition: var(--transition);
        }

        .btn-action-sm:hover {
            background: var(--primary-cyan);
            color: #060B14;
            box-shadow: 0 0 12px var(--accent-glow);
        }

        /* 板块 3：核心工具矩阵 */
        .tools-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .tool-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 28px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            position: relative;
            backdrop-filter: blur(16px);
            transition: var(--transition);
        }

        .tool-card:hover {
            border-color: var(--border-highlight);
            transform: translateY(-4px);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
        }

        .tool-icon {
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: rgba(0, 240, 255, 0.1);
            border: 1px solid rgba(0, 240, 255, 0.25);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-cyan);
            margin-bottom: 20px;
        }

        .tool-title {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 10px;
            color: #ffffff;
        }

        .tool-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 20px;
            flex-grow: 1;
        }

        .tool-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-top: 16px;
            border-top: 1px solid var(--border-subtle);
            font-size: 12px;
            color: var(--text-muted);
            font-family: var(--font-mono);
        }

        /* 板块 4：兼容矩阵对照 */
        .compat-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .compat-box {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 24px;
            text-align: center;
            transition: var(--transition);
        }

        .compat-box:hover {
            border-color: var(--border-emerald);
            background: rgba(16, 32, 54, 0.8);
        }

        .compat-os-icon {
            font-size: 28px;
            margin-bottom: 12px;
            display: inline-block;
        }

        .compat-os-name {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text-main);
        }

        .compat-ver {
            font-size: 12px;
            color: var(--text-muted);
            font-family: var(--font-mono);
            margin-bottom: 16px;
        }

        .compat-tag-active {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            color: var(--primary-green);
            font-size: 13px;
            font-weight: 600;
            background: rgba(16, 185, 129, 0.1);
            padding: 4px 10px;
            border-radius: var(--radius-full);
            border: 1px solid rgba(16, 185, 129, 0.3);
        }

        /* 板块 5：部署代码终端 */
        .cli-box {
            background: #04070D;
            border: 1px solid var(--border-highlight);
            border-radius: var(--radius-md);
            box-shadow: 0 0 30px rgba(0, 240, 255, 0.15);
            overflow: hidden;
        }

        .cli-header {
            background: #09111D;
            padding: 12px 18px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-bottom: 1px solid var(--border-subtle);
        }

        .cli-dots {
            display: flex;
            gap: 6px;
        }

        .cli-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: #23354C;
        }

        .cli-title {
            font-size: 12px;
            font-family: var(--font-mono);
            color: var(--text-muted);
        }

        .cli-body {
            padding: 24px;
            font-family: var(--font-mono);
            font-size: 14px;
            line-height: 1.8;
            color: #E2E8F0;
        }

        .cli-comment {
            color: var(--text-muted);
        }

        .cli-cmd {
            color: var(--primary-cyan);
            word-break: break-all;
        }

        .cli-flag {
            color: #FCD34D;
        }

        .cli-arg {
            color: var(--primary-green);
        }

        /* 板块 6：故障排查列表 */
        .trouble-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .trouble-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 22px 24px;
            transition: var(--transition);
        }

        .trouble-card:hover {
            border-color: rgba(255, 255, 255, 0.2);
        }

        .trouble-code {
            display: inline-block;
            font-family: var(--font-mono);
            font-size: 12px;
            color: #F87171;
            background: rgba(239, 68, 68, 0.1);
            border: 1px solid rgba(239, 68, 68, 0.2);
            padding: 2px 8px;
            border-radius: 4px;
            margin-bottom: 8px;
        }

        .trouble-q {
            font-size: 16px;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 8px;
        }

        .trouble-a {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* 板块 7：订阅与同步表单 */
        .subscribe-panel {
            background: linear-gradient(135deg, rgba(11, 21, 40, 0.9) 0%, rgba(10, 28, 26, 0.8) 100%);
            border: 1px solid var(--border-highlight);
            border-radius: var(--radius-lg);
            padding: 40px;
            box-shadow: 0 0 35px rgba(0, 240, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
        }

        .sub-content h3 {
            font-size: 22px;
            font-weight: 700;
            margin-bottom: 8px;
            color: #ffffff;
        }

        .sub-content p {
            font-size: 14px;
            color: var(--text-secondary);
        }

        .sub-form {
            display: flex;
            align-items: center;
            gap: 12px;
            width: 100%;
            max-width: 460px;
        }

        .sub-input {
            flex-grow: 1;
            padding: 12px 18px;
            background: rgba(6, 11, 20, 0.8);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-full);
            color: #ffffff;
            font-size: 14px;
            transition: var(--transition);
        }

        .sub-input:focus {
            border-color: var(--primary-cyan);
            box-shadow: 0 0 12px rgba(0, 240, 255, 0.2);
        }

        /* 统一页脚 */
        .site-footer {
            background: #040810;
            border-top: 1px solid var(--border-subtle);
            padding: 60px 0 30px;
            margin-top: 60px;
        }

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

        .footer-brand h4 {
            font-size: 18px;
            color: #ffffff;
            margin-bottom: 12px;
        }

        .footer-brand p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .status-badge-live {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 12px;
            font-family: var(--font-mono);
            color: var(--primary-green);
            background: rgba(16, 185, 129, 0.1);
            border: 1px solid rgba(16, 185, 129, 0.25);
            padding: 4px 12px;
            border-radius: var(--radius-full);
        }

        .pulse-dot {
            width: 8px;
            height: 8px;
            background: var(--primary-green);
            border-radius: 50%;
            box-shadow: 0 0 8px var(--primary-green);
        }

        .footer-col h5 {
            font-size: 15px;
            color: #ffffff;
            margin-bottom: 16px;
            font-weight: 600;
        }

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

        .footer-links a {
            font-size: 14px;
            color: var(--text-secondary);
        }

        .footer-links a:hover {
            color: var(--primary-cyan);
            transform: translateX(2px);
        }

        .footer-bottom {
            padding-top: 24px;
            border-top: 1px solid var(--border-subtle);
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: var(--text-muted);
        }

        /* 响应式断点 */
        @media (max-width: 1024px) {
            .param-bar-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            .tools-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .compat-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .subscribe-panel {
                flex-direction: column;
                align-items: flex-start;
            }
            .sub-form {
                max-width: 100%;
            }
        }

        @media (max-width: 768px) {
            .nav-menu {
                display: none;
                position: absolute;
                top: 72px;
                left: 0;
                right: 0;
                background: rgba(6, 11, 20, 0.98);
                flex-direction: column;
                padding: 20px 24px;
                gap: 16px;
                border-bottom: 1px solid var(--border-subtle);
            }
            .nav-menu.active {
                display: flex;
            }
            .mobile-toggle {
                display: block;
            }
            .cat-h1 {
                font-size: 26px;
            }
            .param-bar-grid {
                grid-template-columns: 1fr;
            }
            .param-item {
                border-right: none;
                border-bottom: 1px solid var(--border-subtle);
                padding-bottom: 12px;
            }
            .param-item:last-child {
                border-bottom: none;
            }
            .tools-grid {
                grid-template-columns: 1fr;
            }
            .compat-grid {
                grid-template-columns: 1fr;
            }
            .trouble-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 12px;
                align-items: flex-start;
            }
            .score-row td {
                padding: 10px;
                font-size: 13px;
            }
            .hash-code {
                display: none;
            }
            .sub-form {
                flex-direction: column;
            }
            .sub-input, .btn-neon {
                width: 100%;
                justify-content: center;
            }
        }

/* roulang page: category1 */
:root {
      --bg-base: #060B14;
      --bg-elevated: #0B1528;
      --bg-card: rgba(13, 27, 46, 0.72);
      --bg-glass: rgba(16, 32, 54, 0.65);
      --border-subtle: rgba(255, 255, 255, 0.08);
      --border-highlight: rgba(0, 240, 255, 0.35);
      --primary-cyan: #00F0FF;
      --primary-green: #10B981;
      --primary-emerald: #059669;
      --accent-glow: rgba(0, 240, 255, 0.28);
      --text-main: #F8FAFC;
      --text-secondary: #94A3B8;
      --text-muted: #64748B;
      --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
      --radius-md: 12px;
      --radius-lg: 16px;
      --radius-full: 9999px;
      --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    }
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    body {
      background-color: var(--bg-base);
      background-image: 
        radial-gradient(circle at 15% 10%, rgba(10, 28, 26, 0.45) 0%, transparent 40%),
        radial-gradient(circle at 85% 60%, rgba(0, 240, 255, 0.06) 0%, transparent 45%),
        radial-gradient(circle at 50% 90%, rgba(16, 185, 129, 0.05) 0%, transparent 50%);
      background-attachment: fixed;
      color: var(--text-main);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      line-height: 1.65;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }
    a {
      color: inherit;
      text-decoration: none;
      transition: var(--transition);
    }
    button, input, select {
      font: inherit;
      border: none;
      outline: none;
    }
    .container {
      width: 100%;
      max-width: 1280px;
      margin: 0 auto;
      padding: 0 24px;
    }
    .site-header {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      z-index: 1000;
      height: 72px;
      background: rgba(6, 11, 20, 0.88);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border-bottom: 1px solid var(--border-subtle);
    }
    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 100%;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 20px;
      font-weight: 700;
      letter-spacing: 0.5px;
      color: #ffffff;
    }
    .brand-logo-icon {
      width: 34px;
      height: 34px;
      background: linear-gradient(135deg, var(--primary-cyan), var(--primary-green));
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: #060B14;
      box-shadow: 0 0 15px rgba(0, 240, 255, 0.4);
    }
    .nav-menu {
      display: flex;
      align-items: center;
      gap: 32px;
      list-style: none;
    }
    .nav-link {
      font-size: 15px;
      color: var(--text-secondary);
      font-weight: 500;
      position: relative;
      padding: 6px 0;
    }
    .nav-link:hover, .nav-link.active {
      color: var(--primary-cyan);
    }
    .nav-link.active::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 0;
      width: 100%;
      height: 2px;
      background: var(--primary-cyan);
      border-radius: 2px;
      box-shadow: 0 0 8px var(--primary-cyan);
    }
    .btn-neon {
      background: linear-gradient(90deg, var(--primary-cyan) 0%, #00b4d8 100%);
      color: #060B14;
      font-weight: 700;
      font-size: 14px;
      padding: 10px 22px;
      border-radius: var(--radius-full);
      display: inline-flex;
      align-items: center;
      gap: 8px;
      box-shadow: 0 0 20px var(--accent-glow);
      cursor: pointer;
      transition: var(--transition);
    }
    .btn-neon:hover {
      transform: translateY(-2px);
      box-shadow: 0 0 28px rgba(0, 240, 255, 0.6);
      background: linear-gradient(90deg, #38f9d7 0%, var(--primary-cyan) 100%);
    }
    .btn-outline {
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid var(--border-subtle);
      color: var(--text-main);
      font-weight: 600;
      font-size: 14px;
      padding: 10px 22px;
      border-radius: var(--radius-full);
      display: inline-flex;
      align-items: center;
      gap: 8px;
      cursor: pointer;
      transition: var(--transition);
    }
    .btn-outline:hover {
      background: rgba(255, 255, 255, 0.08);
      border-color: var(--border-highlight);
      color: var(--primary-cyan);
    }
    .mobile-toggle {
      display: none;
      background: transparent;
      color: var(--text-main);
      font-size: 24px;
      cursor: pointer;
    }
    main {
      padding-top: 72px;
    }
    section {
      padding: 72px 0;
      position: relative;
    }
    .badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 4px 12px;
      border-radius: var(--radius-full);
      background: rgba(0, 240, 255, 0.08);
      border: 1px solid rgba(0, 240, 255, 0.25);
      color: var(--primary-cyan);
      font-size: 13px;
      font-family: var(--font-mono);
      margin-bottom: 16px;
      text-transform: uppercase;
      letter-spacing: 0.5px;
    }
    .badge-green {
      background: rgba(16, 185, 129, 0.1);
      border-color: rgba(16, 185, 129, 0.3);
      color: var(--primary-green);
    }
    .badge-muted {
      background: rgba(148, 163, 184, 0.1);
      border-color: rgba(148, 163, 184, 0.2);
      color: var(--text-secondary);
    }
    .section-title {
      font-size: 30px;
      font-weight: 700;
      line-height: 1.3;
      margin-bottom: 12px;
      color: var(--text-main);
    }
    .section-desc {
      font-size: 15px;
      color: var(--text-secondary);
      max-width: 760px;
      line-height: 1.7;
    }
    
    /* 堆叠式分类首屏 (Hero) */
    .hero-stack-wrap {
      padding: 56px 0 40px;
      position: relative;
    }
    .hero-heading-block {
      max-width: 820px;
      margin-bottom: 36px;
    }
    .hero-heading-block h1 {
      font-size: 38px;
      font-weight: 800;
      line-height: 1.25;
      margin: 14px 0 16px;
      background: linear-gradient(135deg, #FFFFFF 40%, #00F0FF 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .hero-cards-stacked {
      display: grid;
      grid-template-columns: 1.4fr 1fr;
      gap: 24px;
      align-items: stretch;
    }
    .stack-main-card {
      background: var(--bg-card);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border: 1px solid var(--border-highlight);
      border-radius: var(--radius-lg);
      padding: 32px;
      position: relative;
      overflow: hidden;
      box-shadow: 0 12px 36px rgba(0, 0, 0, 0.35);
    }
    .stack-main-card::before {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 3px;
      background: linear-gradient(90deg, var(--primary-cyan), var(--primary-green));
    }
    .stack-side-cards {
      display: flex;
      flex-direction: column;
      gap: 20px;
    }
    .stack-sub-card {
      background: rgba(13, 27, 46, 0.6);
      backdrop-filter: blur(12px);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 24px;
      transition: var(--transition);
    }
    .stack-sub-card:hover {
      border-color: rgba(0, 240, 255, 0.3);
      transform: translateY(-2px);
    }
    .stat-digits {
      font-family: var(--font-mono);
      font-size: 32px;
      font-weight: 800;
      color: var(--primary-cyan);
      letter-spacing: -0.5px;
    }
    .filter-panel {
      margin-top: 32px;
      background: rgba(11, 21, 40, 0.85);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 18px 24px;
      display: flex;
      flex-wrap: wrap;
      gap: 20px;
      align-items: center;
      justify-content: space-between;
    }
    .filter-group {
      display: flex;
      align-items: center;
      gap: 12px;
      flex-wrap: wrap;
    }
    .filter-label {
      font-size: 13px;
      font-weight: 600;
      color: var(--text-muted);
      text-transform: uppercase;
      letter-spacing: 0.5px;
    }
    .filter-chip {
      padding: 6px 14px;
      border-radius: var(--radius-full);
      font-size: 13px;
      color: var(--text-secondary);
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid var(--border-subtle);
      cursor: pointer;
      transition: var(--transition);
    }
    .filter-chip:hover, .filter-chip.active {
      background: rgba(0, 240, 255, 0.12);
      border-color: var(--primary-cyan);
      color: var(--primary-cyan);
    }

    /* 精选置顶宽幅双列 */
    .featured-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 24px;
      margin-top: 32px;
    }
    .featured-item {
      background: var(--bg-card);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-lg);
      padding: 28px;
      position: relative;
      transition: var(--transition);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .featured-item:hover {
      border-color: var(--border-highlight);
      transform: translateY(-3px);
      box-shadow: 0 10px 30px rgba(0, 240, 255, 0.12);
    }
    .featured-header {
      display: flex;
      justify-content: space-between;
      align-items: flex-start;
      margin-bottom: 16px;
    }
    .telemetry-row {
      display: flex;
      gap: 16px;
      margin: 18px 0;
      padding: 12px 16px;
      background: rgba(6, 11, 20, 0.6);
      border-radius: 8px;
      font-family: var(--font-mono);
      font-size: 13px;
    }
    .telemetry-item span {
      color: var(--text-muted);
      display: block;
      font-size: 11px;
    }

    /* 主资源网格矩阵 3x4 */
    .resource-matrix {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
      margin-top: 32px;
    }
    .res-card {
      background: rgba(13, 27, 46, 0.6);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 20px;
      transition: var(--transition);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .res-card:hover {
      border-color: rgba(0, 240, 255, 0.35);
      background: rgba(16, 32, 54, 0.75);
    }
    .res-top {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 12px;
    }
    .res-code {
      font-family: var(--font-mono);
      font-size: 13px;
      color: var(--primary-cyan);
      font-weight: 700;
    }
    .res-title {
      font-size: 16px;
      font-weight: 600;
      color: var(--text-main);
      margin-bottom: 8px;
      line-height: 1.4;
    }
    .res-desc {
      font-size: 13px;
      color: var(--text-secondary);
      line-height: 1.6;
      margin-bottom: 14px;
    }
    .res-hash {
      font-family: var(--font-mono);
      font-size: 11px;
      color: var(--text-muted);
      background: rgba(6, 11, 20, 0.5);
      padding: 6px 10px;
      border-radius: 6px;
      word-break: break-all;
      margin-bottom: 14px;
      border: 1px dashed rgba(255, 255, 255, 0.05);
    }
    .res-footer {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding-top: 12px;
      border-top: 1px solid rgba(255, 255, 255, 0.06);
    }
    .action-icon-btn {
      padding: 6px 12px;
      border-radius: 6px;
      background: rgba(0, 240, 255, 0.08);
      color: var(--primary-cyan);
      font-size: 12px;
      font-weight: 600;
      display: inline-flex;
      align-items: center;
      gap: 6px;
      border: 1px solid rgba(0, 240, 255, 0.2);
    }
    .action-icon-btn:hover {
      background: var(--primary-cyan);
      color: #060B14;
    }

    /* 翻页与悬浮计数栏 */
    .pagination-bar {
      margin-top: 40px;
      background: rgba(11, 21, 40, 0.7);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 16px 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 16px;
    }
    .page-counter {
      font-size: 14px;
      color: var(--text-secondary);
      font-family: var(--font-mono);
    }
    .pager-controls {
      display: flex;
      gap: 8px;
      align-items: center;
    }
    .page-num {
      width: 36px;
      height: 36px;
      display: flex;
      align-items: center;
      justify-content: center;
      border-radius: 8px;
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid var(--border-subtle);
      color: var(--text-secondary);
      font-family: var(--font-mono);
      font-size: 14px;
      cursor: pointer;
    }
    .page-num.active, .page-num:hover {
      background: rgba(0, 240, 255, 0.15);
      border-color: var(--primary-cyan);
      color: var(--primary-cyan);
    }

    /* 网络兼容度看板 */
    .carrier-matrix-card {
      background: var(--bg-card);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-lg);
      padding: 32px;
      margin-top: 28px;
    }
    .carrier-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
      margin-top: 24px;
    }
    .carrier-item {
      background: rgba(6, 11, 20, 0.5);
      border: 1px solid rgba(255, 255, 255, 0.05);
      border-radius: var(--radius-md);
      padding: 20px;
      position: relative;
    }
    .carrier-name {
      font-size: 16px;
      font-weight: 700;
      color: var(--text-main);
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 16px;
    }
    .carrier-metric-line {
      display: flex;
      justify-content: space-between;
      font-size: 13px;
      margin-bottom: 8px;
    }
    .carrier-bar {
      height: 6px;
      background: rgba(255, 255, 255, 0.08);
      border-radius: 3px;
      overflow: hidden;
      margin-top: 4px;
    }
    .carrier-bar-fill {
      height: 100%;
      border-radius: 3px;
    }

    /* 检索与排障指南卡片 */
    .troubleshoot-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 20px;
      margin-top: 32px;
    }
    .guide-card {
      background: rgba(13, 27, 46, 0.6);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 24px;
    }
    .guide-card h3 {
      font-size: 17px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 10px;
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .guide-card p {
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.7;
    }

    /* 分类专属极简转化底栏 */
    .category-cta-strip {
      background: linear-gradient(90deg, rgba(0, 240, 255, 0.08) 0%, rgba(16, 185, 129, 0.08) 100%);
      border: 1px solid rgba(0, 240, 255, 0.25);
      border-radius: var(--radius-lg);
      padding: 32px 40px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 24px;
      box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
    }
    .cta-text h3 {
      font-size: 22px;
      font-weight: 700;
      color: #ffffff;
      margin-bottom: 6px;
    }
    .cta-text p {
      font-size: 14px;
      color: var(--text-secondary);
    }

    /* 统一页脚 */
    .site-footer {
      background: #04070D;
      border-top: 1px solid var(--border-subtle);
      padding: 64px 0 32px;
      position: relative;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.5fr;
      gap: 40px;
      margin-bottom: 48px;
    }
    .footer-brand h4 {
      font-size: 18px;
      font-weight: 700;
      color: #ffffff;
      margin-bottom: 14px;
    }
    .footer-brand p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 16px;
    }
    .status-badge-live {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(16, 185, 129, 0.08);
      border: 1px solid rgba(16, 185, 129, 0.25);
      padding: 6px 12px;
      border-radius: var(--radius-full);
      font-size: 12px;
      font-family: var(--font-mono);
      color: var(--primary-green);
    }
    .pulse-dot {
      width: 8px;
      height: 8px;
      background-color: var(--primary-green);
      border-radius: 50%;
      box-shadow: 0 0 10px var(--primary-green);
    }
    .footer-col h5 {
      font-size: 15px;
      font-weight: 600;
      color: var(--text-main);
      margin-bottom: 18px;
    }
    .footer-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .footer-links a {
      font-size: 14px;
      color: var(--text-muted);
    }
    .footer-links a:hover {
      color: var(--primary-cyan);
    }
    .footer-bottom {
      padding-top: 24px;
      border-top: 1px solid rgba(255, 255, 255, 0.04);
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 13px;
      color: var(--text-muted);
      flex-wrap: wrap;
      gap: 16px;
    }

    /* 移动端与平板响应式适配 */
    @media (max-width: 1024px) {
      .hero-cards-stacked {
        grid-template-columns: 1fr;
      }
      .resource-matrix {
        grid-template-columns: repeat(2, 1fr);
      }
      .carrier-grid {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
    }
    @media (max-width: 768px) {
      .site-header {
        height: 64px;
      }
      main {
        padding-top: 64px;
      }
      .nav-menu {
        display: none;
        position: absolute;
        top: 64px;
        left: 0;
        right: 0;
        background: rgba(6, 11, 20, 0.98);
        border-bottom: 1px solid var(--border-subtle);
        flex-direction: column;
        padding: 24px;
        gap: 20px;
        backdrop-filter: blur(20px);
      }
      .nav-menu.active {
        display: flex;
      }
      .mobile-toggle {
        display: block;
      }
      .featured-grid, .resource-matrix, .troubleshoot-grid {
        grid-template-columns: 1fr;
      }
      .hero-heading-block h1 {
        font-size: 28px;
      }
      .category-cta-strip {
        flex-direction: column;
        align-items: flex-start;
        padding: 24px;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .filter-panel {
        flex-direction: column;
        align-items: flex-start;
      }
    }