:root {
            --primary: #4285f4;
            --accent: #f14e7f;
            --neutral: #202124;
            --surface: #ffffff;
            --muted: #f8f9fa;
            --radius: 14px;
            --shadow: 0 10px 30px rgba(0,0,0,0.08);
            --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
        }

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

        body {
            font-family: var(--font);
            line-height: 1.7;
            color: var(--neutral);
            background-color: var(--surface);
            -webkit-font-smoothing: antialiased;
            word-break: keep-all;
            overflow-wrap: break-word;
        }

        a {
            text-decoration: none;
            transition: 0.25s ease;
        }

        /* 顶部导航 */
        .apex {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid #eee;
        }

        .omni {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            height: 72px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }

        .glyph {
            display: flex;
            align-items: center;
        }

        .glyph img {
            height: 32px;
            width: auto;
        }

        .orbit {
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
        }

        .node {
            font-size: 15px;
            font-weight: 500;
            color: #5f6368;
            padding: 8px 0;
            border-bottom: 2px solid transparent;
        }

        .node:hover {
            color: var(--primary);
        }

        .node.active, .node.active {
            color: var(--primary);
            border-bottom-color: var(--primary);
        }

        /* 主体内容容器 */
        .spdy-veil {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Hero 区域 */
        .aura {
            padding: 80px 0 60px;
            text-align: center;
            display: flex;
            flex-direction: column;
            align-items: center;
            flex-wrap: wrap;
        }

        .crest-mega {
            font-size: clamp(32px, 5vw, 56px);
            line-height: 1.1;
            font-weight: 800;
            margin-bottom: 24px;
            letter-spacing: -1.5px;
            color: var(--neutral);
            max-width: 800px;
        }

        .echo-vista {
            font-size: 20px;
            color: #5f6368;
            max-width: 640px;
            margin-bottom: 40px;
        }

        /* 下载矩阵 */
        .mojo-cluster {
            display: flex;
            gap: 24px;
            justify-content: center;
            margin-bottom: 80px;
            flex-wrap: wrap;
            width: 100%;
        }

        .slab {
            background: var(--muted);
            border-radius: var(--radius);
            padding: 40px 32px;
            flex: 1;
            min-width: 260px;
            border: 1px solid transparent;
            transition: 0.25s ease;
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
        }

        .slab:hover {
            background: white;
            box-shadow: var(--shadow);
            transform: translateY(-5px);
            border-color: rgba(66, 133, 244, 0.1);
        }

        .pips-canary {
            width: 56px;
            height: 56px;
            margin-bottom: 24px;
            color: var(--primary);
        }

        .slab:nth-child(2) .pips-canary { color: #34a853; }
        .slab:nth-child(3) .pips-canary { color: #fabb05; }
        .slab:nth-child(4) .pips-canary { color: var(--accent); }

        .crest-facet {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .echo-shard {
            font-size: 14px;
            color: #5f6368;
            margin-bottom: 24px;
            min-height: 48px;
        }

        .warp-flux {
            background: var(--primary);
            color: white;
            padding: 12px 24px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .slab:nth-child(4) .warp-flux {
            background: var(--accent);
        }

        /* 系统平台标签 */
        .quic-ribbon {
            background: var(--muted);
            border-radius: 20px;
            padding: 60px;
            margin-bottom: 80px;
        }

        .crest-mid {
            font-size: 28px;
            font-weight: 700;
            text-align: center;
            margin-bottom: 40px;
        }

        .pixel-vault {
            display: flex;
            gap: 48px;
            align-items: center;
            flex-wrap: wrap;
        }

        .pixel-vault img {
            width: 100%;
            max-width: 500px;
            border-radius: 12px;
            box-shadow: 0 20px 40px rgba(0,0,0,0.1);
            min-width: 0;
        }

        .cluster-strand {
            flex: 1;
            min-width: 300px;
        }

        .bead-flow {
            margin-bottom: 32px;
            display: flex;
            gap: 20px;
            align-items: flex-start;
        }

        .pips-mini {
            width: 32px;
            height: 32px;
            color: var(--primary);
            flex-shrink: 0;
        }

        .echo-bold {
            font-weight: 700;
            display: block;
            margin-bottom: 4px;
            font-size: 18px;
        }

        .echo-small {
            color: #5f6368;
            font-size: 14px;
        }

        /* 开发者展示区 */
        .blink-abyss {
            display: flex;
            gap: 60px;
            align-items: center;
            padding: 80px 0;
            flex-wrap: wrap;
        }

        .blink-abyss:nth-child(even) {
            flex-direction: row-reverse;
        }

        .echo-block {
            flex: 1;
            min-width: 320px;
        }

        .crest-sub {
            font-size: 32px;
            font-weight: 700;
            margin-bottom: 20px;
            color: var(--neutral);
        }

        .pixel-frame {
            flex: 1.2;
            min-width: 320px;
        }

        .pixel-frame img {
            width: 100%;
            height: auto;
            border-radius: var(--radius);
            object-fit: cover;
        }

        /* 安全保障列表 */
        .basal-ribbon {
            background: linear-gradient(135deg, #f14e7f10, #4285f410);
            border-radius: 20px;
            padding: 60px;
            margin-bottom: 100px;
        }

        .cluster-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 40px;
            margin-top: 40px;
        }

        .facet-pure {
            display: flex;
            gap: 16px;
        }

        .pips-shield {
            width: 24px;
            height: 24px;
            color: #34a853;
            flex-shrink: 0;
        }

        /* 页脚 */
        .nadir {
            background: var(--neutral);
            color: #9aa0a6;
            padding: 80px 0 40px;
        }

        .abyss {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 48px;
        }

        .basal-echo {
            flex: 1;
            min-width: 240px;
        }

        .basal-echo b {
            color: white;
            display: block;
            margin-bottom: 16px;
            font-size: 20px;
        }

        .node-strand {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
            margin-top: 40px;
            padding-top: 40px;
            border-top: 1px solid #3c4043;
            width: 100%;
        }

        .node-strand a {
            color: #9aa0a6;
            font-size: 14px;
        }

        .node-strand a:hover {
            color: white;
        }

        @media (max-width: 768px) {
            .omni { height: auto; padding: 16px 24px; }
            .orbit { margin-top: 16px; gap: 16px; width: 100%; }
            .aura { padding: 40px 0; }
            .quic-ribbon, .basal-ribbon { padding: 30px 20px; }
            .pixel-vault { gap: 24px; }
            .blink-abyss { gap: 30px; }
        }

.omni-apex{
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid #eee;
        }

.omni-apex .omni-omni{
            max-width: 1300px;
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            flex-wrap: wrap;
        }

.omni-apex .omni-glyph{
            display: flex;
            align-items: center;
            min-width: 0;
        }

.omni-apex .omni-glyph img{
            height: 32px;
            width: auto;
        }

.omni-apex .omni-orbit{
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            min-width: 0;
        }

.omni-apex .omni-node{
            text-decoration: none;
            color: #5f6368;
            font-size: 15px;
            font-weight: 500;
            padding: 8px 16px;
            border-radius: 8px;
            transition: 0.25s ease;
        }

.omni-apex .omni-node:hover{
            color: #4285f4;
            background: rgba(66, 133, 244, 0.05);
        }

.omni-apex .omni-node.omni-active{
            color: #4285f4;
            background: rgba(66, 133, 244, 0.1);
        }

@media (max-width: 768px){.omni-apex .omni-omni{ height: auto; padding: 16px; }

.omni-apex .omni-orbit{ margin-top: 16px; width: 100%; justify-content: center; }}

.omni-apex {
    background: rgb(255, 255, 255);
    background-image: none;
}

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

.abyss-nadir nav,
.abyss-nadir div,
.abyss-nadir section,
.abyss-nadir article,
.abyss-nadir aside,
.abyss-nadir p,
.abyss-nadir h1,
.abyss-nadir h2,
.abyss-nadir h3,
.abyss-nadir h4,
.abyss-nadir h5,
.abyss-nadir h6,
.abyss-nadir a {
    margin: 0;
    padding: 0;
    font: inherit;
    color: inherit;
    letter-spacing: inherit;
    line-height: inherit;
}

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

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

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

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

.abyss-nadir{
            background: #f1f3f4;
            padding: 80px 24px;
            margin-top: 100px;
        }

.abyss-nadir .abyss-basal{
            max-width: 1300px;
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 40px;
        }

.abyss-nadir .abyss-basal-brand h4{
            font-size: 24px;
            margin-bottom: 16px;
        }

.abyss-nadir .abyss-basal-links{
            display: flex;
            gap: 60px;
            flex-wrap: wrap;
        }

.abyss-nadir .abyss-basal-cluster h5{
            margin-bottom: 20px;
            font-size: 16px;
        }

.abyss-nadir .abyss-basal-cluster a{
            display: block;
            text-decoration: none;
            color: #5f6368;
            margin-bottom: 10px;
            font-size: 14px;
        }

.abyss-nadir .abyss-basal-cluster a:hover{
            color: #4285f4;
        }