/* 基础变量与色彩系统 - 深色沉浸展示型 */
        :root {
            --hue-base: 230;
            --color-bg-deep: #050508;
            --color-bg-shell: #0d0e15;
            --color-bg-raised: #151722;
            --color-primary: #3f36bf;
            --color-primary-glow: rgba(63, 54, 191, 0.4);
            --color-primary-light: #5c52e6;
            --color-echo-bright: #ffffff;
            --color-echo-muted: #9aa0b8;
            --color-echo-dim: #5c627a;
            --color-border: rgba(255, 255, 255, 0.06);
            
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 22px;
            
            --space-xs: 8px;
            --space-sm: 16px;
            --space-md: 32px;
            --space-lg: 64px;
            --space-xl: 120px;

            --shadow-base: 0 4px 12px rgba(0,0,0,0.2), 0 0 0 1px var(--color-border) inset;
            --shadow-hover: 0 12px 32px rgba(0,0,0,0.4), 0 0 0 1px rgba(92, 82, 230, 0.3) inset, 0 10px 40px -10px var(--color-primary-glow);
            --shadow-deep: 0 20px 60px rgba(0,0,0,0.6), 0 0 0 1px var(--color-border) inset;
            
            --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            --transition: all 0.15s ease;
        }

        /* 全局重置与排版约束 */
        *, *::before, *::after {
            box-sizing: border-box;
            min-width: 0;
            word-break: break-word;
            overflow-wrap: break-word;
        }

        html {
            scroll-behavior: smooth;
            background-color: var(--color-bg-deep);
            color: var(--color-echo-muted);
            font-family: var(--font-sans);
            line-height: 1.6;
            font-size: 16px;
        }

        body {
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        /* Flexbox 必备约束 */
        .flex-tunnel {
            display: flex;
            flex-wrap: wrap;
        }

        /* 排版组件 */
        .apex-giant {
            font-size: clamp(2.5rem, 5vw, 4.5rem);
            font-weight: 800;
            line-height: 1.1;
            color: var(--color-echo-bright);
            margin: 0 0 var(--space-md);
            letter-spacing: -0.03em;
            white-space: normal;
        }

        .apex-giant span {
            background: linear-gradient(135deg, #fff 0%, var(--color-primary-light) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .apex-prow {
            font-size: clamp(2rem, 3.5vw, 3rem);
            font-weight: 700;
            color: var(--color-echo-bright);
            margin: 0 0 var(--space-sm);
            line-height: 1.2;
            letter-spacing: -0.02em;
            white-space: normal;
        }

        .apex-node {
            font-size: 1.25rem;
            font-weight: 600;
            color: var(--color-echo-bright);
            margin: 0 0 var(--space-xs);
            white-space: normal;
        }

        .echo-lead {
            font-size: clamp(1.1rem, 2vw, 1.25rem);
            color: var(--color-echo-muted);
            max-width: 800px;
            margin: 0 auto var(--space-md);
            line-height: 1.7;
        }

        .echo-core {
            font-size: 1rem;
            color: var(--color-echo-muted);
            margin: 0 0 var(--space-sm);
            line-height: 1.7;
        }

        /* 布局容器 */
        .tunnel-core {
            width: 100%;
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 var(--space-md);
        }

        .tunnel-narrow {
            max-width: 1000px;
            margin: 0 auto;
        }

        /* 顶部导航 (Helm/Prow) */
        .prow-zone {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(5, 5, 8, 0.7);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-border);
            padding: var(--space-sm) 0;
        }

        .helm-mesh {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 var(--space-md);
            gap: var(--space-md);
        }

        .crest-husk {
            display: flex;
            align-items: center;
            min-width: 120px;
        }

        .crest-husk img {
            height: 32px;
            width: auto;
            object-fit: contain;
        }

        .radar-cluster {
            display: flex;
            flex-wrap: wrap;
            gap: var(--space-md);
            align-items: center;
        }

        .radar-wire {
            color: var(--color-echo-muted);
            text-decoration: none;
            font-weight: 500;
            font-size: 0.95rem;
            transition: var(--transition);
            padding: var(--space-xs) 0;
            position: relative;
        }

        .radar-wire:hover, 
        .radar-wire.active {
            color: var(--color-echo-bright);
        }

        .radar-wire.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--color-primary-light);
            border-radius: 2px;
        }

        /* 交互组件 (Latch/Dial) */
        .latch-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 0 var(--space-md);
            height: 52px;
            background: var(--color-primary);
            color: var(--color-echo-bright);
            font-weight: 600;
            font-size: 1.05rem;
            text-decoration: none;
            border-radius: var(--radius-sm);
            transition: var(--transition);
            border: 1px solid rgba(255,255,255,0.1);
            box-shadow: 0 4px 15px rgba(63, 54, 191, 0.3);
        }

        .latch-primary:hover {
            background: var(--color-primary-light);
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(63, 54, 191, 0.5);
            color: #fff;
        }

        .latch-ghost {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 0 var(--space-md);
            height: 52px;
            background: transparent;
            color: var(--color-echo-bright);
            font-weight: 600;
            text-decoration: none;
            border-radius: var(--radius-sm);
            transition: var(--transition);
            border: 1px solid var(--color-border);
        }

        .latch-ghost:hover {
            background: var(--color-bg-raised);
            border-color: var(--color-echo-dim);
        }

        .dial-cluster {
            display: flex;
            flex-wrap: wrap;
            gap: var(--space-sm);
            justify-content: center;
            margin-top: var(--space-md);
        }

        /* 主舞台 Hero 区 (Portal Zone - 强制蓝图: vertical_stack) */
        .portal-zone {
            padding: calc(var(--space-xl) + 60px) 0 var(--space-lg);
            display: flex;
            flex-direction: column;
            align-items: center;
            position: relative;
            z-index: 10;
        }

        .portal-zone::before {
            content: '';
            position: absolute;
            top: -20%;
            left: 50%;
            transform: translateX(-50%);
            width: 80vw;
            height: 80vh;
            background: radial-gradient(circle, rgba(63, 54, 191, 0.15) 0%, rgba(5, 5, 8, 0) 70%);
            z-index: -1;
            pointer-events: none;
        }

        .cloak-husk {
            width: 100%;
            text-align: center;
            margin-bottom: var(--space-xl);
            position: relative;
            z-index: 2;
        }

        .vault-lens-husk {
            width: 100%;
            max-width: 1400px; /* 限制极端宽屏 */
            margin: 0 auto;
            position: relative;
            border-radius: var(--radius-lg);
            padding: 1px;
            background: linear-gradient(180deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.01) 100%);
            box-shadow: var(--shadow-deep);
        }

        .vault-lens {
            display: block;
            width: 100%;
            height: auto;
            max-height: 75vh;
            object-fit: cover;
            border-radius: calc(var(--radius-lg) - 1px);
            background-color: var(--color-bg-shell);
        }

        /* 徽章与图标 (Glyph) */
        .glyph-husk {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--color-bg-raised) 0%, var(--color-bg-shell) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            border: 1px solid var(--color-border);
            margin-bottom: var(--space-sm);
            color: var(--color-primary-light);
            box-shadow: 0 4px 10px rgba(0,0,0,0.3);
        }

        .glyph-husk svg {
            width: 24px;
            height: 24px;
            fill: currentColor;
        }

        /* 能力证明区块 (Capability Zone) */
        .zone-capability {
            padding: var(--space-lg) 0;
            position: relative;
        }

        .prow-center {
            text-align: center;
            margin-bottom: var(--space-lg);
        }

        /* 卡片矩阵 (Node/Packet Cluster) */
        .packet-cluster {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: var(--space-md);
            width: 100%;
        }

        .node-shard {
            background: var(--color-bg-shell);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: var(--space-md);
            transition: var(--transition);
            box-shadow: var(--shadow-base);
            display: flex;
            flex-direction: column;
            position: relative;
            overflow: hidden;
        }

        .node-shard::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: radial-gradient(circle at top right, rgba(92, 82, 230, 0.05), transparent 60%);
            opacity: 0;
            transition: var(--transition);
        }

        .node-shard:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(92, 82, 230, 0.3);
            background: var(--color-bg-raised);
        }

        .node-shard:hover::before {
            opacity: 1;
        }

        /* 左右切片展示区 (Split Tunnel) */
        .tunnel-split {
            display: flex;
            flex-wrap: wrap;
            gap: var(--space-lg);
            align-items: center;
        }

        .husk-half {
            flex: 1 1 400px;
            min-width: 0;
        }

        .husk-visual {
            position: relative;
            border-radius: var(--radius-lg);
            padding: 1px;
            background: linear-gradient(135deg, rgba(255,255,255,0.1), rgba(255,255,255,0.02));
            box-shadow: var(--shadow-deep);
        }
        
        .husk-visual img {
            width: 100%;
            height: auto;
            display: block;
            border-radius: calc(var(--radius-lg) - 1px);
        }

        .beam-mesh {
            list-style: none;
            padding: 0;
            margin: var(--space-md) 0;
        }

        .beam-ping {
            display: flex;
            align-items: flex-start;
            gap: var(--space-sm);
            margin-bottom: var(--space-sm);
            padding: var(--space-sm);
            background: rgba(255,255,255,0.02);
            border-radius: var(--radius-sm);
            border: 1px solid transparent;
            transition: var(--transition);
        }

        .beam-ping:hover {
            background: rgba(255,255,255,0.04);
            border-color: var(--color-border);
        }

        .beam-ping svg {
            flex-shrink: 0;
            width: 20px;
            height: 20px;
            fill: var(--color-primary-light);
            margin-top: 4px;
        }

        /* 平台矩阵生态 (Ecosystem Hub) */
        .radar-hub {
            background: linear-gradient(180deg, var(--color-bg-shell) 0%, var(--color-bg-deep) 100%);
            border-top: 1px solid var(--color-border);
            padding: var(--space-xl) 0;
        }

        .shard-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: var(--space-md);
        }

        .shard-wire {
            text-decoration: none;
            color: inherit;
            display: block;
        }

        /* FAQ 手风琴 (Details/Summary) */
        .zone-faq {
            padding: var(--space-lg) 0 var(--space-xl);
        }

        .tunnel-faq {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-husk {
            background: var(--color-bg-shell);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            margin-bottom: var(--space-sm);
            overflow: hidden;
            transition: var(--transition);
        }
        
        .faq-husk:hover {
            border-color: rgba(92, 82, 230, 0.4);
        }

        .faq-prow {
            padding: var(--space-sm) var(--space-md);
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--color-echo-bright);
            cursor: pointer;
            list-style: none;
            position: relative;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .faq-prow::-webkit-details-marker {
            display: none;
        }

        .faq-prow::after {
            content: '+';
            color: var(--color-primary-light);
            font-size: 1.5rem;
            transition: transform 0.3s ease;
        }

        .faq-husk[open] .faq-prow::after {
            transform: rotate(45deg);
        }

        .faq-echo {
            padding: 0 var(--space-md) var(--space-md);
            color: var(--color-echo-muted);
            line-height: 1.7;
            border-top: 1px solid rgba(255,255,255,0.03);
            margin-top: var(--space-xs);
            padding-top: var(--space-sm);
        }

        /* 底部区域 (Wake Zone) */
        .wake-zone {
            border-top: 1px solid var(--color-border);
            background: var(--color-bg-deep);
            padding: var(--space-lg) 0 var(--space-md);
        }

        .anchor-crypt {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: flex-start;
            gap: var(--space-md);
        }

        .crypt-col {
            flex: 1 1 200px;
            min-width: 0;
        }

        .crypt-brand {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--color-echo-bright);
            margin-bottom: var(--space-sm);
            letter-spacing: -0.02em;
        }

        .crypt-apex {
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-echo-bright);
            margin-bottom: var(--space-sm);
        }

        .crypt-wire {
            display: block;
            color: var(--color-echo-dim);
            text-decoration: none;
            margin-bottom: var(--space-xs);
            transition: var(--transition);
            font-size: 0.9rem;
        }

        .crypt-wire:hover {
            color: var(--color-primary-light);
        }

        .crypt-bottom {
            margin-top: var(--space-lg);
            padding-top: var(--space-md);
            border-top: 1px solid var(--color-border);
            text-align: center;
            color: var(--color-echo-dim);
            font-size: 0.85rem;
        }

        /* 响应式断点 */
        @media (max-width: 1024px) {
            .portal-zone {
                padding-top: calc(var(--space-xl) + 20px);
            }
        }

        @media (max-width: 768px) {
            .helm-mesh {
                flex-direction: column;
                gap: var(--space-sm);
            }
            .radar-cluster {
                justify-content: center;
                gap: var(--space-sm);
            }
            .tunnel-split {
                flex-direction: column;
            }
            .husk-half {
                flex: 1 1 100%;
            }
            .anchor-crypt {
                flex-direction: column;
            }
            .dial-cluster {
                flex-direction: column;
            }
            .latch-primary, .latch-ghost {
                width: 100%;
            }
        }

.helm-prow-zone{
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(5, 5, 8, 0.7);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            padding: 16px 0;
        }

.helm-prow-zone .helm-helm-mesh{
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 32px;
            gap: 32px;
        }

.helm-prow-zone .helm-crest-husk{
            display: flex;
            align-items: center;
            min-width: 120px;
        }

.helm-prow-zone .helm-crest-husk img{
            height: 32px;
            width: auto;
            object-fit: contain;
        }

.helm-prow-zone .helm-radar-cluster{
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
            align-items: center;
        }

.helm-prow-zone .helm-radar-wire{
            color: #9aa0b8;
            text-decoration: none;
            font-weight: 500;
            font-size: 0.95rem;
            transition: all 0.15s ease;
            padding: 8px 0;
            position: relative;
        }

.helm-prow-zone .helm-radar-wire:hover, .helm-prow-zone .helm-radar-wire.active{
            color: #ffffff;
        }

.helm-prow-zone .helm-radar-wire.active::after{
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background: #5c52e6;
            border-radius: 2px;
        }

@media (max-width: 768px){.helm-prow-zone .helm-helm-mesh{
                flex-direction: column;
                gap: 16px;
            }

.helm-prow-zone .helm-radar-cluster{
                justify-content: center;
                gap: 16px;
            }}

.helm-prow-zone {
    background: rgb(5, 5, 8);
    background-image: none;
}

.anchor-wake-zone,
.anchor-wake-zone *,
.anchor-wake-zone *::before,
.anchor-wake-zone *::after {
    box-sizing: border-box;
}

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

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

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

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

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

.anchor-wake-zone .anchor-echo-core{
            font-size: 1rem;
            color: #9aa0b8;
            margin: 0 0 16px;
            line-height: 1.7;
        }

.anchor-wake-zone .anchor-tunnel-core{
            width: 100%;
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 32px;
        }

.anchor-wake-zone{
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            background: #050508;
            padding: 64px 0 32px;
        }

.anchor-wake-zone .anchor-anchor-crypt{
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: flex-start;
            gap: 32px;
        }

.anchor-wake-zone .anchor-crypt-col{
            flex: 1 1 200px;
            min-width: 0;
        }

.anchor-wake-zone .anchor-crypt-brand{
            font-size: 1.5rem;
            font-weight: 800;
            color: #ffffff;
            margin-bottom: 16px;
            letter-spacing: -0.02em;
        }

.anchor-wake-zone .anchor-crypt-apex{
            font-size: 1rem;
            font-weight: 600;
            color: #ffffff;
            margin-bottom: 16px;
        }

.anchor-wake-zone .anchor-crypt-wire{
            display: block;
            color: #5c627a;
            text-decoration: none;
            margin-bottom: 8px;
            transition: all 0.15s ease;
            font-size: 0.9rem;
        }

.anchor-wake-zone .anchor-crypt-wire:hover{
            color: #5c52e6;
        }

.anchor-wake-zone .anchor-crypt-bottom{
            margin-top: 64px;
            padding-top: 32px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            text-align: center;
            color: #5c627a;
            font-size: 0.85rem;
        }

@media (max-width: 768px){.anchor-wake-zone .anchor-anchor-crypt{
                flex-direction: column;
            }}