:root {
            --i0sbar-primary: #42b983;
            --i0sbar-primary-dark: #35495e;
            --i0sbar-bg: #f8f9fa;
            --i0sbar-text: #2c3e50;
            --i0sbar-code-bg: #282c34;
            --i0sbar-white: #ffffff;
            --i0sbar-gray: #e0e0e0;
            --i0sbar-shadow: 0 10px 30px rgba(0,0,0,0.08);
            --i0sbar-radius: 12px;
            --i0sbar-unit: 8px;
        }

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            line-height: 1.7;
            color: var(--i0sbar-text);
            background-color: var(--i0sbar-bg);
            overflow-x: hidden;
            word-break: break-word;
            overflow-wrap: break-word;
        }

        /* 导航栏设计 */
        .i0sbar-navbar {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(10px);
            z-index: 1000;
            border-bottom: 1px solid var(--i0sbar-gray);
            padding: calc(var(--i0sbar-unit) * 2) 0;
        }

        .i0sbar-nav-container {
            max-width: 1300px;
            margin: 0 auto;
            padding: 0 calc(var(--i0sbar-unit) * 3);
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
        }

        .i0sbar-logo {
            min-width: 0;
        }

        .i0sbar-logo img {
            height: 40px;
            display: block;
        }

        .i0sbar-menu {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            gap: calc(var(--i0sbar-unit) * 2);
        }

        .i0sbar-menu-item a {
            text-decoration: none;
            color: var(--i0sbar-text);
            font-size: 0.95rem;
            font-weight: 500;
            transition: color 0.3s;
            padding: var(--i0sbar-unit) calc(var(--i0sbar-unit) * 1.5);
            border-radius: 6px;
        }

        .i0sbar-menu-item a:hover {
            color: var(--i0sbar-primary);
            background: rgba(66, 185, 131, 0.05);
        }

        .i0sbar-menu-item a.active {
            color: var(--i0sbar-primary);
            font-weight: 700;
            border-bottom: 2px solid var(--i0sbar-primary);
            border-radius: 0;
        }

        /* 容器定义 */
        .i0sbar-container {
            max-width: 1100px;
            margin: 0 auto;
            padding: 0 calc(var(--i0sbar-unit) * 4);
        }

        /* Hero 区 - 独特卡片式布局 */
        .i0sbar-hero {
            padding-top: calc(var(--i0sbar-unit) * 18);
            padding-bottom: calc(var(--i0sbar-unit) * 12);
            text-align: center;
            background: linear-gradient(135deg, #ffffff 0%, #f0f7f4 100%);
        }

        .i0sbar-hero-content {
            max-width: 800px;
            margin: 0 auto;
        }

        .i0sbar-hero-title {
            font-size: clamp(2rem, 5vw, 3.5rem);
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: calc(var(--i0sbar-unit) * 3);
            color: var(--i0sbar-primary-dark);
            word-break: keep-all;
        }

        .i0sbar-hero-subtitle {
            font-size: clamp(1rem, 2vw + 0.5rem, 1.4rem);
            color: #666;
            margin-bottom: calc(var(--i0sbar-unit) * 5);
        }

        /* 代码块模拟组件 */
        .i0sbar-code-window {
            background: var(--i0sbar-code-bg);
            border-radius: var(--i0sbar-radius);
            box-shadow: 0 20px 50px rgba(0,0,0,0.2);
            margin: calc(var(--i0sbar-unit) * 6) auto;
            text-align: left;
            overflow: hidden;
            max-width: 900px;
        }

        .i0sbar-code-header {
            background: #21252b;
            padding: calc(var(--i0sbar-unit) * 1.5);
            display: flex;
            gap: 8px;
        }

        .i0sbar-dot { width: 12px; height: 12px; border-radius: 50%; }
        .i0sbar-dot.red { background: #ff5f56; }
        .i0sbar-dot.yellow { background: #ffbd2e; }
        .i0sbar-dot.green { background: #27c93f; }

        .i0sbar-code-body {
            padding: calc(var(--i0sbar-unit) * 4);
            font-family: "Fira Code", "Consolas", monospace;
            color: #abb2bf;
            font-size: 1.1rem;
        }

        .i0sbar-code-line { margin-bottom: 4px; }
        .i0sbar-code-keyword { color: #c678dd; }
        .i0sbar-code-func { color: #61afef; }
        .i0sbar-code-string { color: #98c379; }
        .i0sbar-code-comment { color: #5c6370; font-style: italic; }

        /* 内容区块 */
        .i0sbar-section {
            padding: calc(var(--i0sbar-unit) * 12) 0;
        }

        .i0sbar-section-title {
            font-size: clamp(1.8rem, 4vw, 2.5rem);
            text-align: center;
            margin-bottom: calc(var(--i0sbar-unit) * 8);
            position: relative;
        }

        .i0sbar-section-title::after {
            content: '';
            display: block;
            width: 60px;
            height: 4px;
            background: var(--i0sbar-primary);
            margin: 15px auto 0;
        }

        /* 工作流场景布局 - Grid */
        .i0sbar-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: calc(var(--i0sbar-unit) * 4);
        }

        .i0sbar-card {
            background: var(--i0sbar-white);
            padding: calc(var(--i0sbar-unit) * 5);
            border-radius: var(--i0sbar-radius);
            box-shadow: var(--i0sbar-shadow);
            transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
            border: 1px solid rgba(0,0,0,0.03);
            min-width: 0;
        }

        .i0sbar-card:hover {
            transform: translateY(-10px);
        }

        .i0sbar-card-tag {
            display: inline-block;
            background: rgba(66, 185, 131, 0.1);
            color: var(--i0sbar-primary);
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 0.85rem;
            margin-bottom: var(--i0sbar-unit);
            font-weight: 600;
        }

        .i0sbar-card h3 {
            margin-bottom: calc(var(--i0sbar-unit) * 2);
            font-size: 1.4rem;
        }

        /* 引导设置区块 */
        .i0sbar-setup-box {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: calc(var(--i0sbar-unit) * 8);
            background: var(--i0sbar-primary-dark);
            color: white;
            padding: calc(var(--i0sbar-unit) * 8);
            border-radius: 24px;
        }

        .i0sbar-setup-text {
            flex: 1;
            min-width: 300px;
        }

        .i0sbar-setup-text h2 {
            font-size: 2rem;
            margin-bottom: 20px;
        }

        .i0sbar-setup-list {
            list-style: none;
        }

        .i0sbar-setup-list li {
            margin-bottom: 15px;
            display: flex;
            gap: 15px;
            align-items: flex-start;
        }

        .i0sbar-step-num {
            background: var(--i0sbar-primary);
            color: white;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-weight: bold;
        }

        /* 页脚 */
        .i0sbar-footer {
            background: #1a1a1a;
            color: #999;
            padding: calc(var(--i0sbar-unit) * 10) 0;
            margin-top: calc(var(--i0sbar-unit) * 10);
        }

        .i0sbar-footer-content {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 40px;
        }

        .i0sbar-footer-brand h2 {
            color: white;
            margin-bottom: 15px;
            font-size: 1.8rem;
        }

        .i0sbar-footer-links {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 15px 40px;
        }

        .i0sbar-footer-links a {
            color: #999;
            text-decoration: none;
            transition: color 0.3s;
        }

        .i0sbar-footer-links a:hover {
            color: var(--i0sbar-primary);
        }

        .i0sbar-copyright {
            text-align: center;
            padding-top: calc(var(--i0sbar-unit) * 6);
            border-top: 1px solid #333;
            margin-top: calc(var(--i0sbar-unit) * 6);
            width: 100%;
        }

        /* 响应式断点 */
        @media (max-width: 768px) {
            .i0sbar-nav-container {
                flex-direction: column;
                gap: 15px;
            }
            .i0sbar-menu {
                justify-content: center;
            }
            .i0sbar-hero {
                padding-top: calc(var(--i0sbar-unit) * 15);
            }
            .i0sbar-setup-box {
                padding: calc(var(--i0sbar-unit) * 4);
            }
        }

        @media (max-width: 480px) {
            .i0sbar-container {
                padding: 0 calc(var(--i0sbar-unit) * 2);
            }
            .i0sbar-menu-item a {
                font-size: 0.85rem;
                padding: 5px 8px;
            }
        }