/* 视觉基因变量 (继承首页正文视觉契约) */
        :root {
            --c-primary: #804ee4;
            --c-primary-hover: #6a3bc5;
            --c-primary-light: #f4effc;
            --c-text-main: #1d1d21;
            --c-text-muted: #5e5e66;
            --c-bg-base: #ffffff;
            --c-bg-alt: #faf9fd;
            --c-bg-dark: #120c1e;
            --c-border: rgba(128, 78, 228, 0.1);
            --radius-soft: 18px;
            --radius-inner: 12px;
            --radius-pill: 100px;
            --font-stack: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            --trans: 0.25s ease;
            --shadow-soft: 0 4px 20px rgba(0, 0, 0, 0.04);
            --shadow-hover: 0 8px 30px rgba(128, 78, 228, 0.12);
        }

        /* 基础重置与排版规范 */
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        body {
            font-family: var(--font-stack);
            color: var(--c-text-main);
            background-color: var(--c-bg-base);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            word-break: break-word;
            overflow-wrap: break-word;
        }

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

        img, svg {
            max-width: 100%;
            height: auto;
            display: block;
        }

        /* 强制Flexbox规则 */
        .mesh, 
        .cluster, 
        .portal-split, 
        .pod-layout {
            display: flex;
            flex-wrap: wrap;
        }

        .mesh > *, 
        .cluster > *, 
        .portal-split > *, 
        .pod-layout > * {
            min-width: 0;
        }

        /* 布局壳层 */
        .cloak-global {
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }

        /* 导航栏 (复用结构与视觉契约) */
        .crest {
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--c-border);
        }

        .nexus {
            max-width: 1200px;
            margin: 0 auto;
            padding: 1rem 1.5rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }

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

        .mesh {
            gap: 2rem;
            align-items: center;
        }

        .wire {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--c-text-muted);
            padding: 0.5rem 0;
            position: relative;
        }

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

        .wire.active {
            color: var(--c-primary);
            font-weight: 700;
        }

        .wire.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background-color: var(--c-primary);
            border-radius: var(--radius-pill);
        }

        /* 主容器 */
        .tunnel-core {
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 4rem;
            padding-bottom: 5rem;
        }

        /* Hero: 获取入口区 (Portal Split 变体) */
        .portal-split {
            background-color: var(--c-bg-alt);
            padding: 4rem 1.5rem;
            justify-content: center;
            align-items: center;
            gap: 4rem;
        }

        .portal-cipher {
            flex: 1 1 500px;
            max-width: 600px;
        }

        .portal-lens {
            flex: 1 1 450px;
            max-width: 550px;
        }

        .apex-mega {
            font-size: clamp(2.2rem, 4vw, 3.5rem);
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: -0.02em;
            color: var(--c-text-main);
            margin-bottom: 1.5rem;
            white-space: normal;
        }

        .cipher-lead {
            font-size: 1.125rem;
            color: var(--c-text-muted);
            margin-bottom: 2.5rem;
            word-break: keep-all;
        }

        /* 按钮与交互语法 */
        .cluster-actions {
            gap: 1rem;
        }

        .pulse-primary,
        .pulse-alt {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.75rem;
            padding: 1rem 2rem;
            border-radius: var(--radius-pill);
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            border: 2px solid transparent;
            transform: translateY(0);
        }

        .pulse-primary {
            background-color: var(--c-primary);
            color: #ffffff;
            box-shadow: 0 8px 20px rgba(128, 78, 228, 0.25);
        }

        .pulse-primary:hover {
            background-color: var(--c-primary-hover);
            transform: translateY(-3px);
            box-shadow: 0 12px 25px rgba(128, 78, 228, 0.35);
        }

        .pulse-alt {
            background-color: var(--c-bg-base);
            color: var(--c-primary);
            border-color: var(--c-border);
            box-shadow: var(--shadow-soft);
        }

        .pulse-alt:hover {
            border-color: var(--c-primary);
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
        }

        .glyph-svg {
            width: 20px;
            height: 20px;
            fill: currentColor;
        }

        .cipher-meta {
            display: block;
            margin-top: 1rem;
            font-size: 0.85rem;
            color: var(--c-text-muted);
        }

        /* 媒体展示 */
        .lens-showcase {
            background: var(--c-bg-base);
            padding: 0.5rem;
            border-radius: var(--radius-soft);
            box-shadow: var(--shadow-hover);
            border: 1px solid var(--c-border);
            transform: perspective(1000px) rotateY(-5deg);
            transition: transform var(--trans);
        }

        .lens-showcase:hover {
            transform: perspective(1000px) rotateY(0deg) translateY(-5px);
        }

        .lens-showcase img {
            border-radius: var(--radius-inner);
        }

        /* 决策对比区 (Aside FAQ/Compare 变体) */
        .shard-compare {
            max-width: 1000px;
            margin: 0 auto;
            padding: 0 1.5rem;
            width: 100%;
        }

        .apex-tunnel {
            font-size: 2rem;
            font-weight: 700;
            text-align: center;
            margin-bottom: 3rem;
        }

        .pod-layout {
            gap: 2rem;
            justify-content: center;
        }

        .pod-detail {
            flex: 1 1 320px;
            background: var(--c-bg-base);
            padding: 2.5rem;
            border-radius: var(--radius-soft);
            box-shadow: var(--shadow-soft);
            border: 1px solid var(--c-border);
            position: relative;
            transition: transform var(--trans), box-shadow var(--trans);
        }

        .pod-detail:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
        }

        .pod-detail.featured {
            border: 2px solid var(--c-primary);
        }

        .cipher-mark {
            position: absolute;
            top: -12px;
            right: 24px;
            background: var(--c-primary);
            color: #fff;
            padding: 0.25rem 1rem;
            border-radius: var(--radius-pill);
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 1px;
        }

        .apex-pod {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
            color: var(--c-primary);
        }

        .cipher-desc {
            font-size: 0.95rem;
            color: var(--c-text-muted);
            margin-bottom: 1.5rem;
            min-height: 3rem;
        }

        .cluster-traits {
            display: flex;
            flex-direction: column;
            gap: 0.85rem;
        }

        .trait-row {
            display: flex;
            align-items: flex-start;
            gap: 0.75rem;
            font-size: 0.95rem;
        }

        .glyph-check {
            width: 18px;
            height: 18px;
            fill: #10b981;
            flex-shrink: 0;
            margin-top: 3px;
        }

        .glyph-cross {
            width: 18px;
            height: 18px;
            fill: #ef4444;
            flex-shrink: 0;
            margin-top: 3px;
        }

        /* 运行环境提示条 */
        .band-req {
            margin-top: 2rem;
            background: var(--c-primary-light);
            border-radius: var(--radius-inner);
            padding: 1.25rem;
            display: flex;
            align-items: center;
            gap: 1rem;
            color: var(--c-primary-hover);
        }

        .band-req svg {
            width: 24px;
            height: 24px;
            fill: currentColor;
            flex-shrink: 0;
        }

        /* 汉化与版本说明区 (Article Guidance 变体) */
        .stream-guide {
            max-width: 800px;
            margin: 0 auto;
            padding: 3rem 2rem;
            background: var(--c-bg-alt);
            border-radius: var(--radius-soft);
            border: 1px dashed var(--c-border);
        }

        .apex-sub {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 1rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .cipher-paragraph {
            color: var(--c-text-muted);
            margin-bottom: 1.5rem;
            word-break: keep-all;
        }

        .wire-inline {
            color: var(--c-primary);
            font-weight: 600;
            text-decoration: underline;
            text-decoration-color: transparent;
        }

        .wire-inline:hover {
            text-decoration-color: var(--c-primary);
        }

        /* 页脚 */
        .root-base {
            background-color: var(--c-bg-dark);
            color: #a1a1aa;
            padding: 3rem 1.5rem;
            text-align: center;
            margin-top: auto;
        }

        .apex-root {
            font-size: 1.5rem;
            font-weight: 800;
            color: #ffffff;
            margin-bottom: 1rem;
        }

        .cluster-links {
            justify-content: center;
            gap: 1.5rem;
            margin-bottom: 1.5rem;
        }

        .cluster-links .wire {
            color: #a1a1aa;
        }

        .cluster-links .wire:hover {
            color: #ffffff;
        }

        /* 响应式调整 */
        @media (max-width: 768px) {
            .mesh {
                display: none; /* 移动端简化演示，实际应由JS控制菜单展开 */
            }
            .portal-split {
                padding: 3rem 1.5rem;
                flex-direction: column;
                text-align: center;
            }
            .cluster-actions {
                justify-content: center;
            }
            .pod-layout {
                flex-direction: column;
            }
            .band-req {
                flex-direction: column;
                text-align: center;
            }
            .lens-showcase {
                transform: none;
            }
        }

.nexus-crest {
    font-family: var(--font-sans);
    line-height: 1.6;
    color: var(--c-text-main);
}
.nexus-crest,
.nexus-crest *,
.nexus-crest *::before,
.nexus-crest *::after {
    box-sizing: border-box;
}

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

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

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

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

.nexus-crest a.nexus-wire {
    --aisite-shell-nav-padding: 0.5rem 0;
    --aisite-shell-nav-margin: 0;
    --aisite-shell-nav-line-height: normal;
    --aisite-shell-nav-display: inline;
    --aisite-shell-nav-height: auto;
    --aisite-shell-nav-min-height: auto;
}

.nexus-crest a.nexus-wire,
.nexus-crest a.nexus-wire:hover,
.nexus-crest a.nexus-wire:focus,
.nexus-crest a.nexus-wire:active,
.nexus-crest a.nexus-wire.active,
.nexus-crest a.nexus-wire[aria-current="page"] {
    background: transparent;
    border: none;
    border-bottom: none;
    box-shadow: none;
    outline: none;
    text-decoration: none;
    padding: var(--aisite-shell-nav-padding, 0);
    margin: var(--aisite-shell-nav-margin, 0);
    line-height: var(--aisite-shell-nav-line-height, normal);
    display: var(--aisite-shell-nav-display, inline);
    height: var(--aisite-shell-nav-height, auto);
    min-height: var(--aisite-shell-nav-min-height, auto);
}

.nexus-crest{
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            z-index: 100;
            border-bottom: 1px solid rgba(0,0,0,0.05);
            transition: all 0.25s ease;
        }

.nexus-crest .nexus-nexus{
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            height: 80px;
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 2rem;
        }

.nexus-crest .nexus-nexus > *{
            min-width: 0;
        }

.nexus-crest .nexus-sigil{
            display: flex;
            align-items: center;
        }

.nexus-crest .nexus-sigil img{
            height: 32px;
            width: auto;
            display: block;
        }

.nexus-crest .nexus-mesh{
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 2rem;
        }

.nexus-crest .nexus-mesh > *{
            min-width: 0;
        }

.nexus-crest .nexus-wire{
            text-decoration: none;
            color: #5e5e66;
            font-weight: 500;
            font-size: 0.95rem;
            transition: all 0.25s ease;
            position: relative;
            padding: 0.5rem 0;
        }

.nexus-crest .nexus-wire:hover{
            color: #804ee4;
        }

.nexus-crest .nexus-wire.active{
            color: #804ee4;
            font-weight: 600;
        }

.nexus-crest .nexus-wire.active::after{
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background-color: #804ee4;
            border-radius: 2px;
        }

@media (max-width: 768px){.nexus-crest .nexus-nexus{
                height: 70px;
                padding: 0 1.5rem;
            }

.nexus-crest .nexus-mesh{
                display: none; 
            }}

.nexus-crest {
    background: rgb(255, 255, 255);
    background-image: none;
}

.root-tail {
    font-family: var(--font-sans);
    line-height: 1.6;
    color: var(--c-text-main);
}
.root-tail,
.root-tail *,
.root-tail *::before,
.root-tail *::after {
    box-sizing: border-box;
}

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

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

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

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

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

.root-tail .root-wire{
            text-decoration: none;
            color: #5e5e66;
            font-weight: 500;
            font-size: 0.95rem;
            transition: all 0.25s ease;
            position: relative;
            padding: 0.5rem 0;
        }

.root-tail .root-wire:hover{
            color: #804ee4;
        }

.root-tail .root-wire.active{
            color: #804ee4;
            font-weight: 600;
        }

.root-tail .root-wire.active::after{
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background-color: #804ee4;
            border-radius: 2px;
        }

.root-tail{
            background-color: #0b0714;
            color: rgba(255,255,255,0.6);
            padding: 4rem 2rem 2rem;
            text-align: center;
            font-size: 0.95rem;
        }

.root-tail .root-tail-brand{
            font-size: 1.5rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 1rem;
            letter-spacing: 0.5px;
        }

.root-tail .root-cluster-tail-links{
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 2rem;
            margin-bottom: 2rem;
        }

.root-tail .root-cluster-tail-links > *{ min-width: 0; }

.root-tail .root-wire{
            color: rgba(255,255,255,0.6);
        }

.root-tail .root-wire:hover{
            color: #804ee4;
        }

.root-tail .root-cipher-cipher{
            border-top: 1px solid rgba(255,255,255,0.1);
            padding-top: 2rem;
            max-width: 1240px;
            margin: 0 auto;
        }