:root {
            --u08qt-primary: #D11111;
            --u08qt-primary-dark: #A80E0E;
            --u08qt-secondary: #2C3E50;
            --u08qt-accent: #3498DB;
            --u08qt-bg-light: #F8F9FA;
            --u08qt-text-main: #2D3436;
            --u08qt-text-muted: #636E72;
            --u08qt-white: #FFFFFF;
            --u08qt-shadow: 0 10px 30px rgba(0,0,0,0.08);
            --u08qt-radius: 16px;
            --u08qt-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        body {
            font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
            color: var(--u08qt-text-main);
            background-color: var(--u08qt-bg-light);
            line-height: 1.7;
            overflow-x: hidden;
            word-break: break-word;
        }

        /* Layout */
        .u08qt-container {
            max-width: 1300px;
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
        }

        /* Navigation */
        .u08qt-navbar {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: 80px;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(15px);
            z-index: 1000;
            border-bottom: 1px solid rgba(0,0,0,0.05);
            display: flex;
            align-items: center;
        }

        .u08qt-nav-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
            width: 100%;
            flex-wrap: wrap;
        }

        .u08qt-logo {
            flex-shrink: 0;
        }

        .u08qt-logo img {
            height: 40px;
            width: auto;
            display: block;
        }

        .u08qt-menu {
            display: flex;
            list-style: none;
            gap: 24px;
            flex-wrap: wrap;
            min-width: 0;
        }

        .u08qt-menu-item a {
            text-decoration: none;
            color: var(--u08qt-text-main);
            font-weight: 500;
            font-size: 15px;
            transition: var(--u08qt-transition);
            padding: 8px 12px;
            border-radius: 8px;
        }

        .u08qt-menu-item a:hover {
            color: var(--u08qt-primary);
            background: rgba(209, 17, 17, 0.05);
        }

        .u08qt-menu-item a.u08qt-active {
            color: var(--u08qt-primary);
            background: rgba(209, 17, 17, 0.08);
        }

        /* Hero Section */
        .u08qt-hero {
            padding: 160px 0 80px;
            background: linear-gradient(135deg, #ffffff 0%, #fef2f2 100%);
            position: relative;
            overflow: hidden;
        }

        .u08qt-hero-content {
            text-align: center;
            max-width: 900px;
            margin: 0 auto;
            position: relative;
            z-index: 2;
        }

        .u08qt-hero-title {
            font-size: clamp(2rem, 4vw + 1rem, 3.5rem);
            line-height: 1.2;
            font-weight: 800;
            color: var(--u08qt-secondary);
            margin-bottom: 24px;
            word-break: keep-all;
        }

        .u08qt-hero-subtitle {
            font-size: clamp(1rem, 1.5vw + 0.5rem, 1.25rem);
            color: var(--u08qt-text-muted);
            margin-bottom: 48px;
        }

        /* Search Bar */
        .u08qt-search-box {
            max-width: 600px;
            margin: 0 auto;
            background: var(--u08qt-white);
            padding: 8px;
            border-radius: 50px;
            box-shadow: 0 20px 40px rgba(0,0,0,0.1);
            display: flex;
            align-items: center;
        }

        .u08qt-search-input {
            flex: 1;
            border: none;
            padding: 12px 24px;
            font-size: 16px;
            outline: none;
            background: transparent;
            min-width: 0;
        }

        .u08qt-search-btn {
            background: var(--u08qt-primary);
            color: var(--u08qt-white);
            border: none;
            padding: 12px 32px;
            border-radius: 50px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--u08qt-transition);
        }

        .u08qt-search-btn:hover {
            background: var(--u08qt-primary-dark);
            transform: scale(1.05);
        }

        /* Shortcut Grid Section */
        .u08qt-section {
            padding: 80px 0;
        }

        .u08qt-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
            gap: 32px;
            margin-top: 48px;
        }

        .u08qt-card {
            background: var(--u08qt-white);
            border-radius: var(--u08qt-radius);
            padding: 40px;
            box-shadow: var(--u08qt-shadow);
            transition: var(--u08qt-transition);
            border: 1px solid rgba(0,0,0,0.03);
            min-width: 0;
        }

        .u08qt-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 40px rgba(0,0,0,0.12);
        }

        .u08qt-card-header {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-bottom: 24px;
        }

        .u08qt-icon-box {
            width: 48px;
            height: 48px;
            background: rgba(209, 17, 17, 0.1);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--u08qt-primary);
            font-weight: bold;
            font-size: 20px;
        }

        .u08qt-card-title {
            font-size: 22px;
            font-weight: 700;
            color: var(--u08qt-secondary);
        }

        .u08qt-shortcut-list {
            list-style: none;
        }

        .u08qt-shortcut-item {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 12px 0;
            border-bottom: 1px dashed rgba(0,0,0,0.1);
        }

        .u08qt-shortcut-item:last-child {
            border-bottom: none;
        }

        .u08qt-key-group {
            display: flex;
            gap: 4px;
        }

        .u08qt-key {
            background: #F1F2F6;
            border: 1px solid #CED4DA;
            border-bottom-width: 3px;
            padding: 2px 8px;
            border-radius: 4px;
            font-size: 13px;
            font-family: monospace;
            font-weight: 600;
            color: var(--u08qt-secondary);
        }

        .u08qt-key-desc {
            font-size: 15px;
            color: var(--u08qt-text-muted);
        }

        /* AI Intelligence Matrix */
        .u08qt-ai-matrix {
            background: var(--u08qt-secondary);
            color: var(--u08qt-white);
            padding: 96px 0;
            border-radius: 40px;
            margin: 40px 24px;
        }

        .u08qt-matrix-header {
            text-align: center;
            margin-bottom: 64px;
        }

        .u08qt-matrix-title {
            font-size: clamp(1.8rem, 3vw, 2.8rem);
            font-weight: 800;
            margin-bottom: 16px;
        }

        .u08qt-matrix-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 40px;
            justify-content: center;
        }

        .u08qt-matrix-item {
            flex: 1;
            min-width: 300px;
            max-width: 500px;
            background: rgba(255,255,255,0.05);
            padding: 40px;
            border-radius: 24px;
            border: 1px solid rgba(255,255,255,0.1);
        }

        .u08qt-module-name {
            font-size: 24px;
            font-weight: 700;
            color: var(--u08qt-primary);
            margin-bottom: 16px;
            display: block;
        }

        .u08qt-tag-list {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 24px;
        }

        .u08qt-tag {
            background: rgba(255,255,255,0.1);
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 13px;
        }

        /* Benchmark Section */
        .u08qt-benchmarks {
            padding: 80px 0;
        }

        .u08qt-benchmark-card {
            display: flex;
            flex-wrap: wrap;
            background: var(--u08qt-white);
            border-radius: var(--u08qt-radius);
            overflow: hidden;
            box-shadow: var(--u08qt-shadow);
            margin-bottom: 40px;
        }

        .u08qt-benchmark-info {
            flex: 1;
            padding: 48px;
            min-width: 300px;
        }

        .u08qt-benchmark-stat {
            flex: 1;
            background: var(--u08qt-primary);
            color: var(--u08qt-white);
            padding: 48px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            min-width: 300px;
        }

        .u08qt-stat-value {
            font-size: 48px;
            font-weight: 800;
            margin-bottom: 8px;
        }

        /* Footer */
        .u08qt-footer {
            background: #1A1A1A;
            color: #AAAAAA;
            padding: 80px 0 40px;
        }

        .u08qt-footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 48px;
            margin-bottom: 64px;
        }

        .u08qt-footer-brand {
            font-size: 24px;
            font-weight: 700;
            color: var(--u08qt-white);
            margin-bottom: 24px;
        }

        .u08qt-footer-links h4 {
            color: var(--u08qt-white);
            margin-bottom: 24px;
            font-size: 18px;
        }

        .u08qt-footer-links ul {
            list-style: none;
        }

        .u08qt-footer-links li {
            margin-bottom: 12px;
        }

        .u08qt-footer-links a {
            color: #AAAAAA;
            text-decoration: none;
            transition: var(--u08qt-transition);
        }

        .u08qt-footer-links a:hover {
            color: var(--u08qt-primary);
        }

        .u08qt-footer-bottom {
            padding-top: 40px;
            border-top: 1px solid rgba(255,255,255,0.05);
            text-align: center;
            font-size: 14px;
        }

        /* Responsive */
        @media (max-width: 768px) {
            .u08qt-navbar {
                height: auto;
                padding: 16px 0;
            }
            .u08qt-menu {
                display: none; /* In real site, add a mobile toggle */
            }
            .u08qt-hero {
                padding: 120px 0 60px;
            }
            .u08qt-grid {
                grid-template-columns: 1fr;
            }
            .u08qt-ai-matrix {
                margin: 20px 0;
                border-radius: 0;
            }
            .u08qt-benchmark-card {
                flex-direction: column;
            }
        }