/* 视觉契约与变量系统 */
        :root {
            --primary: #d44a4a;
            --primary-glow: rgba(212, 74, 74, 0.15);
            --bg-dark: #0a0b0d;
            --bg-surface: #121316;
            --bg-surface-elevated: #1a1c20;
            --border-color: #24262b;
            --border-color-active: #3e424a;
            --radius: 6px;
            --transition: 0.35s ease;
        }

        /* 基础重置 */
        *, *::before, *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        body {
            background-color: var(--bg-dark);
            color: #f0f1f2;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans CJK SC", sans-serif;
            font-size: 15px;
            line-height: 1.7;
            overflow-x: hidden;
            word-break: break-word;
            overflow-wrap: break-word;
        }

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

        /* 统一版心 */
        .mantle {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* 复用首页导航栏样式 */
        .crown {
            background-color: rgba(10, 11, 13, 0.95);
            border-bottom: 1px solid var(--border-color);
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            backdrop-filter: blur(10px);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
        }

        .conduit {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            height: 70px;
        }

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

        .crest-mirage {
            height: 32px;
            width: auto;
            display: block;
        }

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

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

        .tether {
            font-size: 14px;
            font-weight: 500;
            color: #a0a5ad;
            position: relative;
            padding: 8px 0;
        }

        .tether:hover {
            color: #f0f1f2;
        }

        .tether-active,
        .tether.active {
            color: var(--primary) !important;
            font-weight: 600;
        }

        .tether-active::after,
        .tether.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background-color: var(--primary);
            box-shadow: 0 0 8px var(--primary-glow);
        }

        /* 主内容容器 */
        main {
            padding-top: 70px;
        }

        /* 第一块: 直连全球骨干网络 - editorial_tech_hero */
        .beacon {
            position: relative;
            padding: 100px 0 120px 0;
            background: radial-gradient(circle at 70% 30%, rgba(212, 74, 74, 0.08) 0%, transparent 60%);
            border-bottom: 1px solid var(--border-color);
            overflow: hidden;
        }

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

        /* 偏移重叠创意实现 */
        .shroud {
            flex: 1;
            min-width: 320px;
            z-index: 2;
        }

        .vista {
            flex: 1;
            min-width: 320px;
            position: relative;
            display: flex;
            justify-content: center;
            align-items: center;
            z-index: 1;
        }

        /* 状态微章 */
        .pulse {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background-color: rgba(212, 74, 74, 0.1);
            border: 1px solid rgba(212, 74, 74, 0.2);
            color: var(--primary);
            padding: 6px 12px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 24px;
        }

        .pulse::before {
            content: '';
            display: inline-block;
            width: 6px;
            height: 6px;
            background-color: var(--primary);
            border-radius: 50%;
            box-shadow: 0 0 8px var(--primary);
        }

        .beacon .apex {
            font-size: 48px;
            line-height: 1.2;
            font-weight: 700;
            color: #f0f1f2;
            letter-spacing: -1px;
            margin-bottom: 24px;
            word-break: keep-all;
        }

        .script {
            color: #a0a5ad;
            font-size: 16px;
            line-height: 1.8;
            margin-bottom: 36px;
            max-width: 540px;
        }

        /* 核心特征组 */
        .cluster {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            margin-bottom: 40px;
        }

        .node {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            min-width: 240px;
            flex: 1;
        }

        .glyph {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            background-color: var(--bg-surface);
            border: 1px solid var(--border-color);
            border-radius: var(--radius);
            color: var(--primary);
            box-shadow: 0 4px 12px rgba(0,0,0,0.2);
            flex-shrink: 0;
        }

        .glyph svg {
            width: 20px;
            height: 20px;
        }

        .node .apex {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 4px;
            color: #f0f1f2;
        }

        .node .script {
            font-size: 13px;
            margin-bottom: 0;
            color: #70757d;
        }

        /* 按钮与行动入口 */
        .seam {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
        }

        .trigger {
            background-color: var(--primary);
            color: #f0f1f2;
            font-weight: 600;
            padding: 14px 28px;
            border-radius: var(--radius);
            box-shadow: 0 4px 14px rgba(212, 74, 74, 0.3);
            border: 1px solid transparent;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
        }

        .trigger:hover {
            background-color: #e05353;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(212, 74, 74, 0.4);
        }

        .spark {
            background-color: var(--bg-surface);
            border: 1px solid var(--border-color);
            color: #a0a5ad;
            font-weight: 600;
            padding: 14px 28px;
            border-radius: var(--radius);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
        }

        .spark:hover {
            border-color: var(--border-color-active);
            color: #f0f1f2;
            transform: translateY(-2px);
        }

        /* 偏移重叠的右侧视觉图 */
        .radar {
            width: 100%;
            max-width: 440px;
            aspect-ratio: 1;
            background-color: var(--bg-surface);
            border: 1px solid var(--border-color);
            border-radius: var(--radius);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
            padding: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            transform: translate(20px, -10px); /* 故意造成错位排版 */
        }

        /* 第二块: 专网专用，覆盖核心加速场景 - acceleration_scenarios */
        .cocoon {
            padding: 100px 0;
            border-bottom: 1px solid var(--border-color);
            background: linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-surface) 100%);
        }

        .cocoon-apex-box {
            text-align: center;
            max-width: 700px;
            margin: 0 auto 60px auto;
        }

        .cocoon-apex-box .apex {
            font-size: 36px;
            font-weight: 700;
            color: #f0f1f2;
            margin-bottom: 16px;
        }

        .cocoon-apex-box .script {
            margin: 0 auto;
        }

        /* 紧凑三列卡片组 */
        .vault {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 24px;
        }

        .capsule {
            background-color: rgba(18, 19, 22, 0.95);
            border: 1px solid var(--border-color);
            padding: 40px;
            border-radius: var(--radius);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }

        .capsule:hover {
            border-color: var(--border-color-active);
            transform: translateY(-5px);
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.3), 0 0 15px rgba(212, 74, 74, 0.05);
        }

        .capsule .glyph {
            margin-bottom: 24px;
            width: 50px;
            height: 50px;
        }

        .capsule .apex {
            font-size: 20px;
            font-weight: 600;
            color: #f0f1f2;
            margin-bottom: 16px;
        }

        .capsule .script {
            font-size: 14px;
            color: #a0a5ad;
            line-height: 1.6;
            margin-bottom: 0;
        }

        /* 第三块: Nexus SpeedEngine 智能选路机制 - routing_tech_ledger */
        .detail-cocoon {
            padding: 100px 0;
            border-bottom: 1px solid var(--border-color);
            background-color: var(--bg-dark);
        }

        .detail-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 60px;
            align-items: center;
        }

        .detail-left {
            flex: 1;
            min-width: 320px;
        }

        .detail-right {
            flex: 1;
            min-width: 320px;
        }

        .detail-left .apex {
            font-size: 32px;
            font-weight: 700;
            color: #f0f1f2;
            margin-bottom: 20px;
        }

        .detail-left .script {
            font-size: 15px;
            color: #a0a5ad;
            line-height: 1.8;
            margin-bottom: 24px;
        }

        /* 极简技术叙事列表 */
        .tech-array {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .tech-strand {
            border-left: 2px solid var(--border-color);
            padding-left: 20px;
            transition: var(--transition);
        }

        .tech-strand:hover {
            border-left-color: var(--primary);
        }

        .tech-apex {
            font-size: 16px;
            font-weight: 600;
            color: #f0f1f2;
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .tech-apex::before {
            content: '';
            display: inline-block;
            width: 6px;
            height: 6px;
            background-color: var(--primary);
            border-radius: 50%;
        }

        .tech-desc {
            font-size: 13px;
            color: #70757d;
            line-height: 1.6;
        }

        /* 环形拓扑演示 - 纯CSS和SVG交互 */
        .engine-diagram {
            border: 1px solid var(--border-color);
            border-radius: var(--radius);
            background-color: var(--bg-surface);
            padding: 40px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
            text-align: center;
        }

        .engine-pivot {
            font-family: monospace;
            font-size: 12px;
            color: var(--primary);
            text-transform: uppercase;
            letter-spacing: 2px;
            margin-bottom: 20px;
            display: block;
        }

        /* 第四块: 全球加速节点分布及实测指标 - latency_node_index */
        .closing-cocoon {
            padding: 100px 0;
            background-color: var(--bg-surface);
        }

        .closing-apex-box {
            text-align: center;
            max-width: 700px;
            margin: 0 auto 60px auto;
        }

        .closing-apex-box .apex {
            font-size: 36px;
            font-weight: 700;
            color: #f0f1f2;
            margin-bottom: 16px;
        }

        /* 严格的表格对称结构 */
        .table-shroud {
            border: 1px solid var(--border-color);
            border-radius: var(--radius);
            background-color: var(--bg-dark);
            overflow: hidden;
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4);
        }

        .table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
        }

        .table th {
            background-color: rgba(26, 28, 32, 0.5);
            padding: 18px 24px;
            font-size: 13px;
            font-weight: 600;
            color: #70757d;
            border-bottom: 1px solid var(--border-color);
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .table td {
            padding: 20px 24px;
            border-bottom: 1px solid var(--border-color);
            font-size: 14px;
            color: #f0f1f2;
            transition: var(--transition);
        }

        .table tr:last-child td {
            border-bottom: none;
        }

        .table tr:hover td {
            background-color: rgba(212, 74, 74, 0.02);
            color: #fff;
        }

        .node-name {
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .node-status {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background-color: #2ec4b6;
            box-shadow: 0 0 8px #2ec4b6;
            display: inline-block;
        }

        .latency-pivot {
            background-color: rgba(46, 196, 182, 0.1);
            color: #2ec4b6;
            padding: 4px 10px;
            border-radius: var(--radius);
            font-family: monospace;
            font-weight: 600;
            border: 1px solid rgba(46, 196, 182, 0.2);
            display: inline-block;
        }

        .table-info {
            text-align: center;
            margin-top: 24px;
            font-size: 12px;
            color: #70757d;
        }

        /* 统一页脚 */
        .sole {
            background-color: var(--bg-dark);
            border-top: 1px solid var(--border-color);
            padding: 80px 0 40px 0;
        }

        .bedrock {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 48px;
            margin-bottom: 60px;
        }

        .brand-column {
            flex: 1;
            min-width: 240px;
        }

        .brand-name {
            font-size: 20px;
            font-weight: 700;
            color: #f0f1f2;
            letter-spacing: -0.5px;
            margin-bottom: 16px;
        }

        .brand-desc {
            color: #70757d;
            font-size: 13px;
            line-height: 1.6;
            max-width: 280px;
        }

        .links-column {
            display: flex;
            flex-wrap: wrap;
            gap: 60px;
        }

        .links-cluster {
            min-width: 120px;
        }

        .cluster-apex {
            font-size: 12px;
            font-weight: 600;
            color: #70757d;
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 20px;
        }

        .links-array {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .anchor {
            font-size: 13px;
            color: #a0a5ad;
        }

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

        .abyss {
            border-top: 1px solid var(--border-color);
            padding-top: 30px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 20px;
        }

        .copyright {
            font-size: 12px;
            color: #70757d;
        }

        /* 响应式媒体查询 */
        @media (max-width: 1024px) {
            .radar {
                transform: none; /* 平板端取消偏移 */
                margin-top: 40px;
            }
        }

        @media (max-width: 768px) {
            .conduit {
                height: auto;
                padding: 15px 0;
            }
            .array {
                margin-top: 15px;
                width: 100%;
                justify-content: center;
                gap: 16px;
            }
            .beacon .apex {
                font-size: 36px;
            }
            .radar {
                max-width: 100%;
            }
            .detail-grid {
                flex-direction: column;
            }
            .table {
                display: block;
                overflow-x: auto;
            }
            .bedrock {
                flex-direction: column;
                gap: 36px;
            }
            .links-column {
                gap: 36px;
            }
        }

.conduit-crown .conduit-mantle{
            width: 100%;
            max-width: 1300px;
            margin: 0 auto;
            padding: 0 40px;
        }

@media (max-width: 768px){.conduit-crown .conduit-mantle{
                padding: 0 20px;
            }}

.conduit-crown{
            background-color: rgba(10, 11, 13, 0.95);
            border-bottom: 1px solid #24262b;
            position: sticky;
            top: 0;
            z-index: 100;
            backdrop-filter: blur(10px);
        }

.conduit-crown .conduit-conduit{
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            height: 72px;
            min-width: 0;
        }

.conduit-crown .conduit-crest{
            display: flex;
            align-items: center;
            min-width: 0;
        }

.conduit-crown .conduit-crest-mirage{
            height: 28px;
            width: auto;
            display: block;
        }

.conduit-crown .conduit-portal{
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            min-width: 0;
        }

.conduit-crown .conduit-array{
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            gap: 8px;
            min-width: 0;
        }

.conduit-crown .conduit-tether{
            font-size: 14px;
            font-weight: 500;
            color: #8d929c;
            padding: 8px 16px;
            border-radius: 6px;
            border: 1px solid transparent;
        }

.conduit-crown .conduit-tether:hover{
            color: #f0f1f2;
            background-color: #121316;
            border-color: #24262b;
        }

.conduit-crown .conduit-tether-active{
            color: #d44a4a;
            background-color: rgba(212, 74, 74, 0.15);
            border-color: rgba(212, 74, 74, 0.3);
        }

@media (max-width: 768px){.conduit-crown .conduit-conduit{
                height: auto;
                padding: 16px 0;
                flex-direction: column;
                gap: 16px;
            }

.conduit-crown .conduit-array{
                justify-content: center;
            }}

.conduit-crown {
    background: rgb(10, 11, 13);
    background-image: none;
}

.anchor-sole {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans CJK SC", sans-serif;
    font-size: 15px;
    line-height: 1.7;
    word-break: break-word;
    color: var(--script-bright);
}
.anchor-sole,
.anchor-sole *,
.anchor-sole *::before,
.anchor-sole *::after {
    box-sizing: border-box;
}

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

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

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

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

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

.anchor-sole .anchor-mantle{
            width: 100%;
            max-width: 1300px;
            margin: 0 auto;
            padding: 0 40px;
        }

@media (max-width: 768px){.anchor-sole .anchor-mantle{
                padding: 0 20px;
            }}

.anchor-sole{
            background-color: #0a0b0d;
            border-top: 1px solid #24262b;
            padding: 80px 0 40px 0;
            color: #8d929c;
        }

.anchor-sole .anchor-bedrock{
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 48px;
            margin-bottom: 60px;
            min-width: 0;
        }

.anchor-sole .anchor-bedrock-brand{
            max-width: 320px;
            min-width: 0;
        }

.anchor-sole .anchor-bedrock-apex{
            font-size: 20px;
            font-weight: 700;
            color: #f0f1f2;
            margin-bottom: 16px;
        }

.anchor-sole .anchor-bedrock-script{
            font-size: 13px;
            line-height: 1.6;
        }

.anchor-sole .anchor-bedrock-grid{
            display: flex;
            flex-wrap: wrap;
            gap: 48px;
            min-width: 0;
        }

.anchor-sole .anchor-bedrock-column{
            min-width: 140px;
        }

.anchor-sole .anchor-bedrock-column-apex{
            font-size: 14px;
            font-weight: 700;
            color: #f0f1f2;
            margin-bottom: 20px;
        }

.anchor-sole .anchor-bedrock-array{
            list-style: none;
        }

.anchor-sole .anchor-bedrock-array-strand{
            margin-bottom: 12px;
        }

.anchor-sole .anchor-bedrock-array-tether{
            font-size: 13px;
        }

.anchor-sole .anchor-bedrock-array-tether:hover{
            color: #f0f1f2;
        }

.anchor-sole .anchor-abyss{
            border-top: 1px solid #24262b;
            padding-top: 32px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            font-size: 13px;
            min-width: 0;
        }

.anchor-sole .anchor-abyss-script{
            color: #5c6069;
        }

.anchor-sole .anchor-abyss-tethers{
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            min-width: 0;
        }

.anchor-sole .anchor-abyss-tether{
            color: #5c6069;
        }

.anchor-sole .anchor-abyss-tether:hover{
            color: #f0f1f2;
        }