/* ==========================================================================
           基础变量与重置 (Aisitex Design System - Flagship Warm)
           ========================================================================== */
        :root {
            --color-brand: #f39552;
            --color-brand-light: #fef5ed;
            --color-brand-hover: #e8823b;
            --color-text-apex: #1a202c;
            --color-text-byte: #4a5568;
            --color-text-muted: #718096;
            --color-bg-base: #fcfcfb;
            --color-bg-surface: #ffffff;
            --color-border: #edf2f7;
            
            --radius-sm: 8px;
            --radius-md: 17px;
            --radius-lg: 23px;
            
            --shadow-soft: 0 10px 30px rgba(243, 149, 82, 0.08), 0 2px 8px rgba(0,0,0,0.02);
            --shadow-float: 0 20px 40px rgba(243, 149, 82, 0.15), 0 8px 16px rgba(0,0,0,0.04);
            
            --transition: all 0.35s ease;
            --container-max: 1280px;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            min-width: 0; /* Flex/Grid safety */
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            background-color: var(--color-bg-base);
            color: var(--color-text-byte);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

        /* 文本换行规范 */
        .byte, .apex {
            word-break: break-word;
            overflow-wrap: break-word;
        }
        .byte {
            word-break: keep-all; /* 中文优化 */
        }
        .apex {
            white-space: normal;
        }

        a { text-decoration: none; color: inherit; }
        ul, ol { list-style: none; }

        /* ==========================================================================
           组件样式：导航区域 (Crown / Helm / Chain)
           ========================================================================== */
        .crown {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(243, 149, 82, 0.1);
            padding: 16px 0;
        }

        .helm {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
        }

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

        .core img {
            height: 36px;
            width: auto;
            object-fit: contain;
        }

        .chain {
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
            align-items: center;
        }

        .wire {
            font-weight: 500;
            color: var(--color-text-byte);
            font-size: 0.95rem;
            transition: var(--transition);
            position: relative;
        }

        .wire:hover, .wire.active {
            color: var(--color-brand);
        }

        .wire.active::after {
            content: '';
            position: absolute;
            bottom: -6px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--color-brand);
            border-radius: 2px;
        }

        /* ==========================================================================
           组件样式：Hero展示区域 (Nexus / Portal) - 蓝图: mosaic_collage
           ========================================================================== */
        .nexus {
            padding: 80px 24px 100px;
            max-width: var(--container-max);
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 60px;
        }

        .portal {
            flex: 1 1 45%;
            display: flex;
            flex-direction: column;
            gap: 24px;
            z-index: 2;
        }

        .portal .apex {
            font-size: clamp(2.5rem, 5vw, 4rem);
            font-weight: 800;
            line-height: 1.15;
            color: var(--color-text-apex);
            letter-spacing: -0.02em;
        }

        .portal .apex span {
            background: linear-gradient(135deg, var(--color-brand), #ff6b6b);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .portal .byte {
            font-size: 1.125rem;
            color: var(--color-text-byte);
            max-width: 540px;
            margin-bottom: 16px;
        }

        .dial {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 16px 36px;
            background: var(--color-brand);
            color: white;
            font-weight: 600;
            font-size: 1.1rem;
            border-radius: var(--radius-lg);
            transition: var(--transition);
            box-shadow: 0 8px 20px rgba(243, 149, 82, 0.3);
            align-self: flex-start;
        }

        .dial:hover {
            background: var(--color-brand-hover);
            transform: translateY(-3px);
            box-shadow: 0 12px 25px rgba(243, 149, 82, 0.4);
        }

        /* Mosaic Collage Grid */
        .pool {
            flex: 1 1 50%;
            display: grid;
            grid-template-columns: repeat(12, 1fr);
            grid-template-rows: repeat(12, 1fr);
            gap: 16px;
            min-height: 500px;
            position: relative;
        }

        .lens {
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-soft);
            transition: var(--transition);
            background: var(--color-bg-surface);
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
        }

        .lens:hover {
            transform: scale(1.02);
            box-shadow: var(--shadow-float);
            z-index: 10;
        }

        .lens img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .lens-1 { grid-column: 1 / 9; grid-row: 1 / 8; }
        .lens-2 { grid-column: 7 / 13; grid-row: 5 / 13; z-index: 2; }
        .lens-3 { 
            grid-column: 2 / 7; 
            grid-row: 7 / 12; 
            background: linear-gradient(135deg, var(--color-brand-light), #fff);
            border: 1px solid var(--color-border);
        }

        /* ==========================================================================
           组件样式：内容容器与卡片 (Tunnel / Shell / Node / Peer)
           ========================================================================== */
        .tunnel {
            display: flex;
            flex-direction: column;
            gap: 80px;
            padding-bottom: 100px;
        }

        .veil {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
        }

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

        .node {
            flex: 1 1 300px;
            background: var(--color-bg-surface);
            border-radius: var(--radius-lg);
            padding: 40px 32px;
            box-shadow: var(--shadow-soft);
            transition: var(--transition);
            border: 1px solid rgba(255,255,255,0.8);
            display: flex;
            flex-direction: column;
            gap: 16px;
            position: relative;
            overflow: hidden;
        }

        .node::before {
            content: '';
            position: absolute;
            top: 0; left: 0; right: 0; height: 4px;
            background: linear-gradient(90deg, var(--color-brand), transparent);
            opacity: 0;
            transition: var(--transition);
        }

        .node:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-float);
        }

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

        .glyph {
            width: 56px;
            height: 56px;
            border-radius: 14px;
            background: var(--color-brand-light);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-brand);
            margin-bottom: 8px;
        }

        .node .apex {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--color-text-apex);
        }

        /* 左右图文布局 */
        .peer {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 60px;
            background: var(--color-bg-surface);
            border-radius: var(--radius-lg);
            padding: 60px;
            box-shadow: var(--shadow-soft);
        }

        .peer-byte, .peer-visual {
            flex: 1 1 400px;
        }

        .peer-byte .apex {
            font-size: 2.25rem;
            margin-bottom: 24px;
            color: var(--color-text-apex);
        }

        .hop {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            margin-bottom: 20px;
        }

        .hop-glyph {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(243, 149, 82, 0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-brand);
            margin-top: 4px;
        }

        /* ==========================================================================
           组件样式：编辑式导览/集线器 (Veil / Hub) - 用于提高内容密度
           ========================================================================== */
        .veil-hub {
            background: linear-gradient(180deg, var(--color-bg-base) 0%, var(--color-brand-light) 100%);
            border-radius: var(--radius-lg);
            padding: 80px 60px;
            margin-top: 40px;
        }

        .veil-hub .apex-tunnel {
            text-align: center;
            font-size: 2.5rem;
            margin-bottom: 60px;
        }

        .hub-mesh {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 40px;
        }

        .hub-packet {
            background: rgba(255, 255, 255, 0.6);
            backdrop-filter: blur(8px);
            padding: 32px;
            border-radius: var(--radius-md);
            border: 1px solid rgba(255,255,255,0.8);
        }

        .hub-packet .apex {
            font-size: 1.2rem;
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .hub-packet .wire-wire {
            display: inline-block;
            margin-top: 16px;
            color: var(--color-brand);
            font-weight: 600;
            font-size: 0.95rem;
            transition: var(--transition);
        }
        
        .hub-packet .wire-wire:hover {
            transform: translateX(5px);
        }

        /* ==========================================================================
           组件样式：CTA & Footer (Flare / Wake)
           ========================================================================== */
        .flare {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
        }

        .flare-inner {
            background: linear-gradient(135deg, var(--color-brand), #e07b32);
            border-radius: var(--radius-lg);
            padding: 80px 40px;
            text-align: center;
            color: white;
            box-shadow: 0 20px 40px rgba(243, 149, 82, 0.25);
        }

        .flare .apex {
            font-size: 2.5rem;
            color: white;
            margin-bottom: 20px;
        }

        .flare .byte {
            font-size: 1.2rem;
            opacity: 0.9;
            max-width: 600px;
            margin: 0 auto 40px;
        }

        .flare .pulse {
            background: white;
            color: var(--color-brand);
            padding: 16px 40px;
            border-radius: 50px;
            font-weight: bold;
            font-size: 1.1rem;
            display: inline-flex;
            transition: var(--transition);
            box-shadow: 0 10px 20px rgba(0,0,0,0.1);
        }

        .flare .pulse:hover {
            transform: translateY(-3px) scale(1.02);
            box-shadow: 0 15px 30px rgba(0,0,0,0.15);
        }

        .wake {
            background: var(--color-text-apex);
            color: rgba(255,255,255,0.7);
            padding: 60px 24px 40px;
            margin-top: 60px;
        }

        .base {
            max-width: var(--container-max);
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            border-top: 1px solid rgba(255,255,255,0.1);
            padding-top: 40px;
        }

        .base-brand {
            font-size: 1.5rem;
            font-weight: 800;
            color: white;
            letter-spacing: 1px;
        }

        /* 响应式断点 */
        @media (max-width: 1024px) {
            .nexus { gap: 40px; padding: 60px 24px; }
            .portal .apex { font-size: 3rem; }
            .pool { min-height: 400px; }
            .peer { padding: 40px 24px; gap: 40px; }
            .veil-hub { padding: 60px 32px; }
        }

        @media (max-width: 768px) {
            .chain { display: none; /* Mobile [role="navigation"] pattern would go here, keeping simple for structural integrity */ }
            .portal, .pool { flex: 1 1 100%; }
            .pool { min-height: 350px; }
            .peer-byte, .peer-visual { flex: 1 1 100%; }
            .hub-mesh { grid-template-columns: 1fr; }
            .flare-inner { padding: 60px 24px; }
            .flare .apex { font-size: 2rem; }
            .base { flex-direction: column; gap: 20px; text-align: center; }
        }

.route-crown{
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(243, 149, 82, 0.1);
            padding: 16px 0;
        }

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

.route-crown .route-core{
            display: flex;
            align-items: center;
        }

.route-crown .route-core img{
            height: 36px;
            width: auto;
            object-fit: contain;
        }

.route-crown .route-chain{
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
            align-items: center;
        }

.route-crown .route-wire{
            font-weight: 500;
            color: #4a5568;
            font-size: 0.95rem;
            transition: all 0.35s ease;
            position: relative;
        }

.route-crown .route-wire:hover, .route-crown .route-wire.active{
            color: #f39552;
        }

.route-crown .route-wire.active::after{
            content: '';
            position: absolute;
            bottom: -6px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: #f39552;
            border-radius: 2px;
        }

@media (max-width: 768px){.route-crown .route-chain{ display: none;  }}

.route-crown {
    background: rgb(255, 255, 255);
    background-image: none;
}

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

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

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

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

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

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

.base-wake .base-byte{
            word-break: break-word;
            overflow-wrap: break-word;
        }

.base-wake .base-byte{
            word-break: keep-all; 
        }

.base-wake{
            background: #1a202c;
            color: rgba(255,255,255,0.7);
            padding: 60px 24px 40px;
            margin-top: 60px;
        }

.base-wake .base-base{
            max-width: 1280px;
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            border-top: 1px solid rgba(255,255,255,0.1);
            padding-top: 40px;
        }

.base-wake .base-base-brand{
            font-size: 1.5rem;
            font-weight: 800;
            color: white;
            letter-spacing: 1px;
        }

@media (max-width: 768px){.base-wake .base-base{ flex-direction: column; gap: 20px; text-align: center; }}