:root {
            --primary: #5159d0;
            --primary-dark: #3b42b4;
            --primary-light: #eef0ff;
            --accent: #00d2ff;
            --bg-light: #f8fafc;
            --surface: #ffffff;
            --shadow-sm: 0 4px 12px rgba(15, 23, 42, 0.05);
            --shadow-md: 0 12px 32px rgba(81, 89, 208, 0.12);
            --shadow-lg: 0 24px 50px rgba(15, 23, 42, 0.16);
            --radius-sm: 10px;
            --radius-md: 16px;
        }

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
            background-color: var(--bg-light);
            color: #0f172a;
            line-height: 1.7;
            word-break: break-word;
            overflow-wrap: break-word;
        }

        /* 统一导航栏样式 */
        .crest {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(15, 23, 42, 0.9);
            backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .nest {
            max-width: 1280px;
            margin: 0 auto;
            padding: 16px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }

        .fav {
            display: flex;
            align-items: center;
            min-width: 0;
        }

        .fav img {
            height: 36px;
            width: auto;
            display: block;
        }

        [role="navigation"] {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
            min-width: 0;
        }

        .omnibar-link {
            color: #94a3b8;
            text-decoration: none;
            padding: 8px 16px;
            font-size: 15px;
            font-weight: 500;
            border-radius: 8px;
            transition: all 0.35s ease;
            white-space: nowrap;
        }

        .omnibar-link:hover {
            color: #ffffff;
            background: rgba(255, 255, 255, 0.08);
        }

        .omnibar-link.active {
            color: #ffffff;
            background: var(--primary);
            box-shadow: 0 4px 12px rgba(81, 89, 208, 0.4);
        }

        .trigger {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 22px;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-sm);
            text-decoration: none;
            cursor: pointer;
            transition: all 0.35s ease;
            white-space: nowrap;
            min-width: 0;
        }

        .trigger-primary {
            background: linear-gradient(135deg, #5159d0 0%, #6366f1 100%);
            color: #ffffff;
            border: none;
            box-shadow: 0 8px 20px rgba(81, 89, 208, 0.3);
        }

        .trigger-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(81, 89, 208, 0.45);
        }

        /* 顶层区块通用语法与同族基因 */
        main {
            display: block;
            width: 100%;
        }

        /* Block 1: extension_hero (intro) */
        .viewport {
            background: linear-gradient(180deg, #0f172a 0%, #1e1b4b 50%, #0f172a 100%);
            padding: 80px 24px 100px 24px;
            color: #ffffff;
            position: relative;
            overflow: hidden;
        }

        .stage {
            max-width: 1280px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 48px;
            flex-wrap: wrap;
        }

        .glance {
            flex: 1 1 500px;
            min-width: 0;
        }

        .steer {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(81, 89, 208, 0.2);
            border: 1px solid rgba(81, 89, 208, 0.4);
            padding: 6px 14px;
            border-radius: 20px;
            color: #a5b4fc;
            font-size: 14px;
            font-weight: 600;
            margin-bottom: 24px;
        }

        .topic-nest {
            font-size: clamp(32px, 4.5vw, 52px);
            line-height: 1.25;
            font-weight: 800;
            letter-spacing: -0.02em;
            margin-bottom: 20px;
            background: linear-gradient(135deg, #ffffff 0%, #cbd5e1 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            word-break: keep-all;
        }

        .copy-lead {
            font-size: 18px;
            color: #94a3b8;
            margin-bottom: 36px;
            line-height: 1.7;
        }

        .bunch-feature {
            display: flex;
            flex-direction: column;
            gap: 16px;
            margin-bottom: 40px;
        }

        .node-feature {
            display: flex;
            align-items: center;
            gap: 12px;
            color: #e2e8f0;
            font-size: 16px;
            font-weight: 500;
            min-width: 0;
        }

        .glyph-check {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: rgba(0, 210, 255, 0.15);
            color: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .media-stage {
            flex: 1 1 540px;
            min-width: 0;
            position: relative;
        }

        .frame-float {
            background: rgba(30, 41, 59, 0.7);
            backdrop-filter: blur(20px);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-md);
            padding: 16px;
            box-shadow: var(--shadow-lg);
            transition: transform 0.35s ease, box-shadow 0.35s ease;
        }

        .frame-float:hover {
            transform: translateY(-6px);
            box-shadow: 0 30px 60px rgba(0, 0, 0, 0.4);
        }

        .media-viewport {
            width: 100%;
            height: auto;
            border-radius: 10px;
            display: block;
            object-fit: cover;
        }

        .snippet-badge {
            position: absolute;
            bottom: -20px;
            left: -20px;
            background: rgba(15, 23, 42, 0.9);
            border: 1px solid rgba(81, 89, 208, 0.5);
            padding: 16px 20px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            gap: 16px;
            box-shadow: 0 16px 36px rgba(0, 0, 0, 0.4);
            backdrop-filter: blur(12px);
        }

        .glyph-store {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: linear-gradient(135deg, #5159d0 0%, #00d2ff 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #ffffff;
            flex-shrink: 0;
        }

        /* Block 2: category_grid (capability) */
        .realm {
            max-width: 1280px;
            margin: 0 auto;
            padding: 100px 24px;
        }

        .topic-center {
            text-align: center;
            max-width: 720px;
            margin: 0 auto 60px auto;
        }

        .topic-h2 {
            font-size: clamp(26px, 3.5vw, 38px);
            color: #0f172a;
            font-weight: 700;
            letter-spacing: -0.01em;
            margin-bottom: 16px;
        }

        .copy-desc {
            font-size: 16px;
            color: #64748b;
            line-height: 1.7;
        }

        .bunch-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
        }

        .tile-category {
            flex: 1 1 calc(50% - 12px);
            min-width: 280px;
            background: #ffffff;
            border: 1px solid rgba(226, 232, 240, 0.8);
            border-radius: var(--radius-md);
            padding: 36px;
            box-shadow: var(--shadow-sm);
            transition: all 0.35s ease;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .tile-category:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: rgba(81, 89, 208, 0.3);
        }

        .glyph-box {
            width: 56px;
            height: 56px;
            border-radius: 14px;
            background: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 24px;
            transition: background 0.35s ease, color 0.35s ease;
        }

        .tile-category:hover .glyph-box {
            background: var(--primary);
            color: #ffffff;
        }

        .topic-h3 {
            font-size: 20px;
            color: #0f172a;
            font-weight: 600;
            margin-bottom: 12px;
        }

        .strip-tags {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            margin-top: 20px;
        }

        .node-tag {
            background: #f1f5f9;
            color: #475569;
            font-size: 13px;
            padding: 4px 12px;
            border-radius: 6px;
            font-weight: 500;
        }

        /* Block 3: script_engine (detail) */
        .sandbox {
            background: #0f172a;
            color: #ffffff;
            padding: 90px 24px;
            position: relative;
        }

        .nest-detail {
            max-width: 1280px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            gap: 48px;
            flex-wrap: wrap;
        }

        .frame-code {
            flex: 1 1 500px;
            min-width: 0;
            background: #1e293b;
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }

        .crest-code {
            background: #0f172a;
            padding: 12px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

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

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

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

        .copy-code {
            font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
            padding: 24px;
            font-size: 14px;
            line-height: 1.8;
            color: #94a3b8;
            overflow-x: auto;
        }

        .code-keyword { color: #f472b6; }
        .code-string { color: #38bdf8; }
        .code-func { color: #a78bfa; }
        .code-comment { color: #64748b; font-style: italic; }

        .glance-detail {
            flex: 1 1 480px;
            min-width: 0;
        }

        .bunch-perk {
            display: flex;
            flex-direction: column;
            gap: 24px;
            margin-top: 32px;
        }

        .node-perk {
            display: flex;
            gap: 16px;
            min-width: 0;
        }

        .glyph-perk {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: rgba(81, 89, 208, 0.2);
            color: #818cf8;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        /* Block 4: extension_safety (proof) */
        .stage-proof {
            max-width: 1280px;
            margin: 0 auto;
            padding: 100px 24px;
        }

        .bunch-proof {
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
            margin-top: 48px;
        }

        .tile-proof {
            flex: 1 1 320px;
            min-width: 0;
            background: #ffffff;
            border: 1px solid #e2e8f0;
            border-radius: var(--radius-md);
            padding: 32px;
            box-shadow: var(--shadow-sm);
            transition: transform 0.35s ease, box-shadow 0.35s ease;
        }

        .tile-proof:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }

        .strip-metric {
            display: flex;
            align-items: baseline;
            gap: 8px;
            margin-top: 16px;
            margin-bottom: 8px;
        }

        .topic-metric {
            font-size: 36px;
            font-weight: 800;
            color: var(--primary);
        }

        .node-badge {
            font-size: 14px;
            color: #64748b;
        }

        /* 页脚底栏 */
        .dock {
            background: #090d16;
            color: #64748b;
            padding: 60px 24px 30px 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
        }

        .nest-dock {
            max-width: 1280px;
            margin: 0 auto;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 24px;
            flex-wrap: wrap;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .copy-brand {
            font-size: 20px;
            font-weight: 700;
            color: #ffffff;
        }

        .flock-dock {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
        }

        .anchor-link {
            color: #94a3b8;
            text-decoration: none;
            font-size: 14px;
            transition: color 0.35s ease;
        }

        .anchor-link:hover {
            color: #ffffff;
        }

        .trace-copy {
            max-width: 1280px;
            margin: 24px auto 0 auto;
            text-align: center;
            font-size: 13px;
            color: #475569;
        }

        /* 响应式调整 */
        @media (max-width: 768px) {
            .stage, .nest-detail {
                flex-direction: column;
            }
            .tile-category {
                flex: 1 1 100%;
            }
            .snippet-badge {
                position: static;
                margin-top: 16px;
            }
            [role="navigation"] {
                display: none;
            }
        }

.omnibar-crest{
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(226, 232, 240, 0.8);
            padding: 16px 24px;
        }

.omnibar-crest .omnibar-nest{
            max-width: 1280px;
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }

.omnibar-crest .omnibar-fav{
            display: flex;
            align-items: center;
            min-width: 0;
        }

.omnibar-crest .omnibar-fav{
            display: flex;
            align-items: center;
            height: 38px;
        }

.omnibar-crest .omnibar-fav img{
            height: 100%;
            width: auto;
            display: block;
        }

.omnibar-crest .omnibar-omnibar-link{
            padding: 8px 16px;
            font-size: 15px;
            font-weight: 500;
            color: #475569;
            border-radius: 10px;
        }

.omnibar-crest .omnibar-omnibar-link:hover{
            color: #5159d0;
            background-color: #eef0ff;
        }

.omnibar-crest .omnibar-omnibar-link.active{
            color: #5159d0;
            background-color: #eef0ff;
            font-weight: 600;
        }

.omnibar-crest .omnibar-trigger{
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 22px;
            font-size: 15px;
            font-weight: 600;
            border-radius: 10px;
            cursor: pointer;
            transition: all 0.35s ease;
            min-width: 0;
            border: none;
        }

.omnibar-crest .omnibar-trigger-primary{
            background: linear-gradient(135deg, #5159d0 0%, #6366f1 100%);
            color: #ffffff;
            box-shadow: 0 8px 20px rgba(81, 89, 208, 0.3);
        }

.omnibar-crest .omnibar-trigger-primary:hover{
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(81, 89, 208, 0.4);
            background: linear-gradient(135deg, #3b42b4 0%, #4f46e5 100%);
        }

@media (max-width: 768px){.omnibar-crest{
                padding: 12px 16px;
            }

.omnibar-crest .omnibar-nest{
                flex-direction: column;
                align-items: flex-start;
            }}

.omnibar-crest {
    background: rgb(255, 255, 255);
    background-image: none;
}

.dock-dock {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji";
    line-height: 1.7;
    word-break: keep-all;
    color: var(--dark);
}
.dock-dock,
.dock-dock *,
.dock-dock *::before,
.dock-dock *::after {
    box-sizing: border-box;
}

.dock-dock [role="navigation"],
.dock-dock div,
.dock-dock section,
.dock-dock article,
.dock-dock aside,
.dock-dock p,
.dock-dock h1,
.dock-dock h2,
.dock-dock h3,
.dock-dock h4,
.dock-dock h5,
.dock-dock h6,
.dock-dock a {
    margin: 0;
    padding: 0;
    font: inherit;
    color: inherit;
    letter-spacing: inherit;
    line-height: inherit;
}

.dock-dock p,
.dock-dock h1,
.dock-dock h2,
.dock-dock h3,
.dock-dock h4,
.dock-dock h5,
.dock-dock h6 {
    text-decoration: none;
}

.dock-dock img {
    display: block;
    max-width: 100%;
    height: auto;
    border: 0;
}

.dock-dock {
    box-shadow: none;
    filter: none;
    text-shadow: none;
    background-image: none;
    border-top: none;
    border-left: none;
    border-right: none;
    outline: none;
}

.dock-dock a,
.dock-dock a:hover,
.dock-dock a:focus,
.dock-dock a:active {
    background: transparent;
    box-shadow: none;
    outline: none;
    text-decoration: none;
}

.dock-dock{
            background-color: #090d16;
            color: #94a3b8;
            padding: 60px 24px 40px 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            font-size: 14px;
        }

.dock-dock .dock-dock-nest{
            max-width: 1280px;
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 40px;
        }

.dock-dock .dock-dock-brand{
            flex: 1 1 300px;
            min-width: 0;
        }

.dock-dock .dock-dock-topic{
            font-size: 20px;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 12px;
        }

.dock-dock .dock-dock-copy{
            line-height: 1.7;
            color: #64748b;
        }

.dock-dock .dock-dock-navs{
            flex: 2 1 500px;
            display: flex;
            flex-wrap: wrap;
            gap: 40px;
            justify-content: flex-end;
            min-width: 0;
        }

.dock-dock .dock-dock-col{
            display: flex;
            flex-direction: column;
            gap: 10px;
            min-width: 120px;
        }

.dock-dock .dock-dock-col-topic{
            color: #ffffff;
            font-weight: 600;
            margin-bottom: 6px;
        }

.dock-dock .dock-dock-col a{
            color: #94a3b8;
        }

.dock-dock .dock-dock-col a:hover{
            color: #ffffff;
        }

.dock-dock .dock-dock-bottom{
            max-width: 1280px;
            margin: 40px auto 0 auto;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            text-align: center;
            color: #475569;
        }

@media (max-width: 768px){.dock-dock .dock-dock-navs{
                justify-content: flex-start;
            }}