:root {
            --primary: #5e75fa;
            --primary-glow: rgba(94, 117, 250, 0.35);
            --accent: #38bdf8;
            --emerald: #10b981;
            --dark: #0b0f19;
            --surface: #141b2d;
            --surface-light: #1e2942;
            --text-main: #f1f5f9;
            --text-muted: #94a3b8;
            --border: rgba(255, 255, 255, 0.1);
            --radius: 20px;
            --transition: all 0.35s ease;
        }

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

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

        /* 顶层总容器 */
        .sheath {
            width: 100%;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        /* 顶部导航 visor */
        .visor {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(11, 15, 25, 0.85);
            backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border);
            padding: 16px 32px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
        }

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

        .sigil img {
            height: 38px;
            width: auto;
            display: block;
        }

        .passage {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 24px;
            min-width: 0;
        }

        .tether {
            color: var(--text-muted);
            text-decoration: none;
            font-size: 15px;
            font-weight: 500;
            transition: var(--transition);
            padding: 8px 14px;
            border-radius: 12px;
            display: inline-flex;
            align-items: center;
        }

        .tether:hover,
        .tether.active {
            color: #ffffff;
            background: rgba(94, 117, 250, 0.15);
        }

        .trigger {
            background: linear-gradient(135deg, var(--primary) 0%, #4355d6 100%);
            color: #ffffff;
            border: none;
            padding: 12px 26px;
            border-radius: 14px;
            font-weight: 600;
            font-size: 15px;
            cursor: pointer;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 20px var(--primary-glow);
            transition: var(--transition);
            min-width: 0;
        }

        .trigger:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(94, 117, 250, 0.5);
            color: #ffffff;
        }

        /* 主容器 */
        main {
            width: 100%;
            flex: 1;
        }

        /* 1. Hero区 - fullbleed_overlay 原型 */
        .apex {
            position: relative;
            width: 100%;
            min-height: 92vh;
            display: flex;
            flex-wrap: wrap;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            text-align: center;
            padding: 140px 24px 80px 24px;
            background: linear-gradient(180deg, rgba(11, 15, 25, 0.6) 0%, rgba(11, 15, 25, 0.95) 100%), 
                        url('../../photo/feature_workflow_panel.jpg') center/cover no-repeat;
            box-shadow: inset 0 -100px 100px var(--dark);
        }

        .crest-sheath {
            max-width: 900px;
            width: 100%;
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            flex-direction: column;
            align-items: center;
        }

        .seal-pill {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 18px;
            background: rgba(94, 117, 250, 0.12);
            border: 1px solid rgba(94, 117, 250, 0.3);
            border-radius: 30px;
            color: var(--accent);
            font-size: 14px;
            font-weight: 500;
            margin-bottom: 24px;
        }

        .rubric-primary {
            font-size: clamp(32px, 5vw, 54px);
            font-weight: 800;
            line-height: 1.2;
            color: #ffffff;
            margin-bottom: 20px;
            letter-spacing: -0.02em;
        }

        .rune-lead {
            font-size: clamp(16px, 2vw, 20px);
            color: var(--text-muted);
            max-width: 760px;
            margin-bottom: 36px;
            line-height: 1.7;
        }

        .stratum-trigger {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: center;
            align-items: center;
            width: 100%;
            margin-bottom: 48px;
        }

        .trigger-secondary {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border);
            color: #ffffff;
            padding: 12px 26px;
            border-radius: 14px;
            font-weight: 600;
            font-size: 15px;
            text-decoration: none;
            transition: var(--transition);
        }

        .trigger-secondary:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: rgba(255, 255, 255, 0.25);
            color: #ffffff;
        }

        .swathe-features {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 32px;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            width: 100%;
            max-width: 800px;
        }

        .swathe-node {
            display: flex;
            align-items: center;
            gap: 10px;
            color: #e2e8f0;
            font-size: 14px;
            font-weight: 500;
        }

        /* 2. 核心能力区 - <div> (capability) */
        .sanctum {
            padding: 100px 24px;
            max-width: 1240px;
            margin: 0 auto;
            width: 100%;
        }

        .rubric-sheath {
            text-align: center;
            max-width: 780px;
            margin: 0 auto 60px auto;
        }

        .rubric-secondary {
            font-size: clamp(26px, 3.5vw, 38px);
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 16px;
        }

        .rune-sub {
            color: var(--text-muted);
            font-size: 16px;
        }

        .stratum-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 28px;
            width: 100%;
        }

        .capsule {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 36px 28px;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            align-items: flex-start;
            min-width: 0;
            position: relative;
            overflow: hidden;
        }

        .capsule::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: linear-gradient(90deg, transparent, var(--primary), transparent);
            opacity: 0;
            transition: var(--transition);
        }

        .capsule:hover {
            transform: translateY(-6px);
            border-color: rgba(94, 117, 250, 0.4);
            box-shadow: 0 16px 36px rgba(0, 0, 0, 0.3);
        }

        .capsule:hover::before {
            opacity: 1;
        }

        .glyph-seal {
            width: 56px;
            height: 56px;
            border-radius: 16px;
            background: rgba(94, 117, 250, 0.12);
            border: 1px solid rgba(94, 117, 250, 0.25);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 24px;
            color: var(--primary);
        }

        .rubric-tertiary {
            font-size: 20px;
            font-weight: 600;
            color: #ffffff;
            margin-bottom: 12px;
        }

        .rune-body {
            color: var(--text-muted);
            font-size: 15px;
            line-height: 1.7;
        }

        /* 3. 资产流转与面板演示 - <section> (proof) */
        .harbor {
            background: var(--surface);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
            padding: 100px 24px;
            width: 100%;
        }

        .harbor-inner {
            max-width: 1240px;
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 48px;
        }

        .harbor-info {
            flex: 1;
            min-width: 320px;
        }

        .harbor-media {
            flex: 1;
            min-width: 320px;
            position: relative;
        }

        .prisma {
            width: 100%;
            height: auto;
            border-radius: var(--radius);
            border: 1px solid rgba(255, 255, 255, 0.15);
            box-shadow: 0 24px 48px rgba(0, 0, 0, 0.5);
            display: block;
        }

        .node-cluster {
            margin-top: 28px;
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .node-node {
            display: flex;
            align-items: flex-start;
            gap: 16px;
        }

        .glyph-small {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: rgba(16, 185, 129, 0.15);
            color: var(--emerald);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            margin-top: 2px;
        }

        /* 4. 生态导航与深入索引 - <aside> (faq/portal) */
        .haven {
            padding: 100px 24px;
            max-width: 1240px;
            margin: 0 auto;
            width: 100%;
        }

        .portal-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 24px;
            margin-top: 48px;
        }

        .slab-tether {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 30px;
            text-decoration: none;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            min-height: 220px;
        }

        .slab-tether:hover {
            background: var(--surface-light);
            border-color: var(--primary);
            transform: translateY(-4px);
        }

        .slab-visor {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 16px;
        }

        .arrow-glyph {
            color: var(--primary);
            transition: var(--transition);
        }

        .slab-tether:hover .arrow-glyph {
            transform: translateX(6px);
        }

        /* 页脚 bedrock */
        .plinth {
            background: #070a12;
            border-top: 1px solid var(--border);
            padding: 60px 24px 40px 24px;
            width: 100%;
        }

        .bedrock {
            max-width: 1240px;
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 40px;
        }

        .brand-column {
            max-width: 360px;
        }

        .brand-rubric {
            font-size: 24px;
            font-weight: 800;
            color: #ffffff;
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }

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

        .stratum-links {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .stratum-rubric {
            font-size: 15px;
            font-weight: 600;
            color: #ffffff;
            margin-bottom: 8px;
        }

        .plinth-tether {
            color: var(--text-muted);
            text-decoration: none;
            font-size: 14px;
            transition: var(--transition);
        }

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

        .copyright-row {
            max-width: 1240px;
            margin: 40px auto 0 auto;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            color: var(--text-muted);
            font-size: 13px;
        }

        /* 响应式调整 */
        @media (max-width: 768px) {
            .visor {
                padding: 12px 20px;
            }
            .passage {
                display: none; /* 可由site.js导航切换控制 */
            }
            .apex {
                padding-top: 120px;
                min-height: auto;
            }
            .harbor-inner {
                flex-direction: column;
            }
            .links-column {
                gap: 32px;
            }
        }

.beacon-visor{
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(11, 15, 25, 0.85);
            backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            padding: 16px 32px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
        }

.beacon-visor .beacon-sigil{
            display: flex;
            align-items: center;
            min-width: 0;
        }

.beacon-visor .beacon-sigil img{
            height: 38px;
            width: auto;
            display: block;
        }

.beacon-visor .beacon-passage{
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 24px;
            min-width: 0;
        }

.beacon-visor .beacon-tether{
            color: #94a3b8;
            text-decoration: none;
            font-size: 15px;
            font-weight: 500;
            transition: all 0.35s ease;
            padding: 8px 14px;
            border-radius: 12px;
            display: inline-flex;
            align-items: center;
        }

.beacon-visor .beacon-tether:hover, .beacon-visor .beacon-tether.active{
            color: #ffffff;
            background: rgba(94, 117, 250, 0.15);
        }

.beacon-visor .beacon-trigger{
            background: linear-gradient(135deg, #5e75fa 0%, #4355d6 100%);
            color: #ffffff;
            border: none;
            padding: 12px 26px;
            border-radius: 14px;
            font-weight: 600;
            font-size: 15px;
            cursor: pointer;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 20px rgba(94, 117, 250, 0.35);
            transition: all 0.35s ease;
            min-width: 0;
        }

.beacon-visor .beacon-trigger:hover{
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(94, 117, 250, 0.5);
            color: #ffffff;
        }

@media (max-width: 768px){.beacon-visor{
                padding: 12px 20px;
            }

.beacon-visor .beacon-passage{
                display: none; 
            }}

.beacon-visor {
    background: rgb(11, 15, 25);
    background-image: none;
}

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

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

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

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

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

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

.bedrock-plinth .bedrock-rune-body{
            color: #94a3b8;
            font-size: 15px;
            line-height: 1.7;
        }

.bedrock-plinth{
            background: #070a12;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 60px 24px 40px 24px;
            width: 100%;
        }

.bedrock-plinth .bedrock-bedrock{
            max-width: 1240px;
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 40px;
        }

.bedrock-plinth .bedrock-brand-column{
            max-width: 360px;
        }

.bedrock-plinth .bedrock-brand-rubric{
            font-size: 24px;
            font-weight: 800;
            color: #ffffff;
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }

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

.bedrock-plinth .bedrock-stratum-links{
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

.bedrock-plinth .bedrock-stratum-rubric{
            font-size: 15px;
            font-weight: 600;
            color: #ffffff;
            margin-bottom: 8px;
        }

.bedrock-plinth .bedrock-plinth-tether{
            color: #94a3b8;
            text-decoration: none;
            font-size: 14px;
            transition: all 0.35s ease;
        }

.bedrock-plinth .bedrock-plinth-tether:hover{
            color: #5e75fa;
        }

.bedrock-plinth .bedrock-copyright-row{
            max-width: 1240px;
            margin: 40px auto 0 auto;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            color: #94a3b8;
            font-size: 13px;
        }

@media (max-width: 768px){.bedrock-plinth .bedrock-links-column{
                gap: 32px;
            }}