:root {
            --accent: #dc7c9f;
            --accent-dark: #b85b7d;
            --accent-light: #f9ecf1;
            --bg-main: #fcfbfa;
            --bg-alt: #f4efef;
            --bg-dark: #1b1619;
            --surface: #ffffff;
            --text-primary: #1e191b;
            --text-secondary: #5c5357;
            --text-muted: #8e8488;
            --border: #e8dfdf;
            --radius: 18px;
            --shadow: 0 12px 32px rgba(220, 124, 159, 0.08);
            --shadow-hover: 0 20px 40px rgba(220, 124, 159, 0.16);
            --transition: all 0.15s ease;
        }

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            background-color: var(--bg-main);
            color: var(--text-primary);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            word-break: keep-all;
            overflow-wrap: break-word;
        }

        /* 顶部导航层容器 */
        header.sentry {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(252, 251, 250, 0.92);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            padding: 16px 24px;
        }

        .cocoon {
            max-width: 1320px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .sheath {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            min-width: 0;
        }

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

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

        [role="navigation"].conduit {
            display: flex;
            flex-wrap: wrap;
            gap: 28px;
            align-items: center;
            min-width: 0;
        }

        .nexus {
            color: var(--text-secondary);
            text-decoration: none;
            font-size: 15px;
            font-weight: 500;
            transition: var(--transition);
            padding: 6px 12px;
            border-radius: 8px;
            white-space: nowrap;
        }

        .nexus:hover,
        .nexus.active {
            color: var(--accent-dark);
            background-color: var(--accent-light);
        }

        /* 顶部黑科技广播条 */
        .ribbon {
            background-color: var(--bg-dark);
            color: #ffffff;
            font-size: 13px;
            text-align: center;
            padding: 10px 16px;
            font-weight: 400;
            letter-spacing: 0.5px;
        }

        .ribbon span {
            color: var(--accent);
            font-weight: 600;
            margin-right: 8px;
        }

        /* Hero区 (home-editorial-rail 规则1: <article>) */
        article.citadel {
            padding: 72px 0 64px;
            position: relative;
            background: linear-gradient(180deg, rgba(220, 124, 159, 0.04) 0%, rgba(252, 251, 250, 0) 100%);
        }

        /* Hero结构蓝图: asymmetric_grid 65% / 35% */
        .pinnacle {
            display: grid;
            grid-template-columns: 62% 35%;
            gap: 3%;
            align-items: center;
        }

        .prism {
            position: relative;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            background: #ffffff;
        }

        .prism img {
            width: 100%;
            height: auto;
            display: block;
            object-fit: cover;
        }

        .halo {
            display: flex;
            flex-direction: column;
            justify-content: center;
            min-width: 0;
        }

        .mantra-citadel {
            font-size: 34px;
            line-height: 1.25;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 20px;
            white-space: normal;
        }

        .whisper-citadel {
            font-size: 16px;
            color: var(--text-secondary);
            margin-bottom: 28px;
            line-height: 1.7;
        }

        .cluster-bullets {
            display: flex;
            flex-direction: column;
            gap: 14px;
            margin-bottom: 32px;
            min-width: 0;
        }

        .node-bullet {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            min-width: 0;
            font-size: 15px;
            color: var(--text-primary);
            font-weight: 500;
        }

        .glyph-check {
            width: 22px;
            height: 22px;
            flex-shrink: 0;
            background-color: var(--accent-light);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-top: 2px;
        }

        .glyph-check svg {
            width: 12px;
            height: 12px;
            fill: var(--accent-dark);
        }

        .trigger {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 16px 32px;
            border-radius: 30px;
            font-size: 16px;
            font-weight: 600;
            text-decoration: none;
            transition: var(--transition);
            cursor: pointer;
            border: none;
        }

        .pulse {
            background-color: var(--accent);
            color: #ffffff;
            box-shadow: 0 8px 20px rgba(220, 124, 159, 0.3);
        }

        .pulse:hover {
            background-color: var(--accent-dark);
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(220, 124, 159, 0.4);
        }

        /* 模块 2: 三重防护机制 (<section>) */
        section.sanctum {
            padding: 88px 0;
        }

        .sanctum.bg-alt-block {
            background-color: var(--bg-alt);
        }

        .crest-block {
            text-align: center;
            max-width: 760px;
            margin: 0 auto 56px;
        }

        .mantra-vault {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 16px;
            white-space: normal;
        }

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

        .grid-cards {
            display: flex;
            flex-wrap: wrap;
            gap: 28px;
            min-width: 0;
        }

        .capsule {
            flex: 1 1 300px;
            min-width: 0;
            background: var(--surface);
            border-radius: var(--radius);
            padding: 36px 30px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }

        .capsule:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--accent);
        }

        .glyph-seal {
            width: 56px;
            height: 56px;
            border-radius: 16px;
            background-color: var(--accent-light);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 24px;
        }

        .glyph-seal svg {
            width: 28px;
            height: 28px;
            stroke: var(--accent-dark);
            fill: none;
            stroke-width: 2;
            stroke-linecap: round;
            stroke-linejoin: round;
        }

        .mantra-capsule {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
        }

        .whisper-capsule {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* 模块 3: 全维度掌控你的聊天痕迹 (<div>) */
        div.cocoon-privacy {
            padding: 88px 0;
            background-color: var(--surface);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

        .layout-split {
            display: flex;
            flex-wrap: wrap;
            gap: 48px;
            align-items: center;
            min-width: 0;
        }

        .enclave-left {
            flex: 1 1 480px;
            min-width: 0;
        }

        .enclave-right {
            flex: 1 1 480px;
            min-width: 0;
        }

        .cluster-features {
            display: flex;
            flex-direction: column;
            gap: 24px;
            margin-top: 32px;
            min-width: 0;
        }

        .packet-node {
            background-color: var(--bg-main);
            padding: 20px;
            border-radius: 14px;
            border-left: 4px solid var(--accent);
        }

        .mantra-node {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 6px;
        }

        /* 模块 4: 端到端密钥计算与透明验证 (<article>) */
        article.sanctum-trust {
            padding: 88px 0;
            background: linear-gradient(135deg, #1b1619 0%, #2b2126 100%);
            color: #ffffff;
        }

        .mantra-light {
            color: #ffffff;
        }

        .whisper-light {
            color: rgba(255, 255, 255, 0.7);
        }

        .cluster-steps {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            margin-top: 48px;
            min-width: 0;
        }

        .packet-step {
            flex: 1 1 300px;
            min-width: 0;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius);
            padding: 32px 24px;
            backdrop-filter: blur(10px);
            transition: var(--transition);
        }

        .packet-step:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: var(--accent);
        }

        .step-num {
            font-size: 32px;
            font-weight: 800;
            color: var(--accent);
            margin-bottom: 12px;
            font-family: monospace;
        }

        /* 首页编排专属：站内重点主题导览通道 (<aside>) */
        aside.cocoon-topics {
            padding: 80px 0;
            background-color: var(--bg-main);
        }

        .grid-topics {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            min-width: 0;
        }

        .capsule-topic {
            flex: 1 1 260px;
            min-width: 0;
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: 16px;
            padding: 28px 24px;
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .capsule-topic:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow);
            transform: translateY(-3px);
        }

        .tag-topic {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            color: var(--accent-dark);
            background-color: var(--accent-light);
            padding: 4px 10px;
            border-radius: 20px;
            margin-bottom: 14px;
            width: fit-content;
        }

        .nexus-topic-spark {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--accent-dark);
            margin-top: 18px;
        }

        /* 模块 5: CTA (<section>) */
        section.sanctum-cta {
            padding: 88px 0;
            text-align: center;
            background: linear-gradient(180deg, var(--bg-main) 0%, var(--accent-light) 100%);
        }

        .cluster-trigger {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            justify-content: center;
            margin-top: 36px;
            min-width: 0;
        }

        .latch-secondary {
            background-color: var(--surface);
            color: var(--text-primary);
            border: 1px solid var(--border);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
        }

        .latch-secondary:hover {
            border-color: var(--accent);
            color: var(--accent-dark);
            transform: translateY(-2px);
        }

        /* 页脚区域 (<section> 包含 <footer class="bedrock">) */
        section.bedrock-shell {
            background-color: var(--bg-dark);
            color: #8e8488;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }

        [role="contentinfo"].bedrock {
            padding: 64px 0 32px;
        }

        .anchor-trace {
            display: flex;
            flex-wrap: wrap;
            gap: 40px;
            justify-content: space-between;
            margin-bottom: 48px;
            min-width: 0;
        }

        .haven-brand {
            flex: 2 1 320px;
            min-width: 0;
        }

        .mantra-brand {
            font-size: 20px;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 12px;
        }

        .whisper-trace {
            font-size: 14px;
            line-height: 1.7;
            max-width: 400px;
        }

        .haven-links {
            flex: 1 1 160px;
            min-width: 0;
        }

        .mantra-trace-head {
            font-size: 15px;
            font-weight: 600;
            color: #ffffff;
            margin-bottom: 20px;
        }

        .strand-trace {
            display: flex;
            flex-direction: column;
            gap: 12px;
            min-width: 0;
        }

        .nexus-trace {
            color: #a3989d;
            text-decoration: none;
            font-size: 14px;
            transition: var(--transition);
        }

        .nexus-trace:hover {
            color: var(--accent);
        }

        .trace-copyright {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 28px;
            font-size: 13px;
            text-align: center;
            color: #6d6468;
        }

        /* 响应式适配 */
        @media (max-width: 992px) {
            .pinnacle {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            .mantra-citadel {
                font-size: 28px;
            }
        }

        @media (max-width: 768px) {
            header.sentry {
                padding: 12px 16px;
            }
            [role="navigation"].conduit {
                gap: 12px;
                margin-top: 12px;
                width: 100%;
            }
            .nexus {
                font-size: 14px;
                padding: 4px 8px;
            }
            article.citadel,
            section.sanctum,
            div.cocoon-privacy,
            article.sanctum-trust,
            aside.cocoon-topics,
            section.sanctum-cta {
                padding: 48px 0;
            }
            .mantra-vault {
                font-size: 22px;
            }
        }

.sentry-sentry {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    line-height: 1.7;
    word-break: keep-all;
    color: var(--text-primary);
}
.sentry-sentry,
.sentry-sentry *,
.sentry-sentry *::before,
.sentry-sentry *::after {
    box-sizing: border-box;
}

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

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

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

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

.sentry-sentry a.sentry-nexus {
    --aisite-shell-nav-padding: 6px 12px;
    --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;
}

.sentry-sentry a.sentry-nexus,
.sentry-sentry a.sentry-nexus:hover,
.sentry-sentry a.sentry-nexus:focus,
.sentry-sentry a.sentry-nexus:active,
.sentry-sentry a.sentry-nexus.active,
.sentry-sentry a.sentry-nexus[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);
}

.sentry-sentry header.sentry-sentry{
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(252, 251, 250, 0.92);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid #e8dfdf;
            padding: 16px 24px;
        }

.sentry-sentry .sentry-cocoon{
            max-width: 1320px;
            margin: 0 auto;
            padding: 0 24px;
        }

.sentry-sentry .sentry-sheath{
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            min-width: 0;
        }

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

.sentry-sentry .sentry-emblem img{
            height: 38px;
            width: auto;
            display: block;
        }

.sentry-sentry [role="navigation"].sentry-conduit{
            display: flex;
            flex-wrap: wrap;
            gap: 28px;
            align-items: center;
            min-width: 0;
        }

.sentry-sentry .sentry-nexus{
            color: #5c5357;
            text-decoration: none;
            font-size: 15px;
            font-weight: 500;
            transition: all 0.15s ease;
            padding: 6px 12px;
            border-radius: 8px;
            white-space: nowrap;
        }

.sentry-sentry .sentry-nexus:hover, .sentry-sentry .sentry-nexus.active{
            color: #b85b7d;
            background-color: #f9ecf1;
        }

@media (max-width: 768px){.sentry-sentry header.sentry-sentry{
                padding: 12px 16px;
            }

.sentry-sentry [role="navigation"].sentry-conduit{
                gap: 12px;
                margin-top: 12px;
                width: 100%;
            }

.sentry-sentry .sentry-nexus{
                font-size: 14px;
                padding: 4px 8px;
            }}

.bedrock-bedrock {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    line-height: 1.7;
    word-break: keep-all;
    color: var(--text-primary);
}
.bedrock-bedrock,
.bedrock-bedrock *,
.bedrock-bedrock *::before,
.bedrock-bedrock *::after {
    box-sizing: border-box;
}

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

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

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

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

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

.bedrock-bedrock .bedrock-cocoon{
            max-width: 1320px;
            margin: 0 auto;
            padding: 0 24px;
        }

.bedrock-bedrock [role="contentinfo"].bedrock-bedrock{
            padding: 64px 0 32px;
        }

.bedrock-bedrock .bedrock-anchor-trace{
            display: flex;
            flex-wrap: wrap;
            gap: 40px;
            justify-content: space-between;
            margin-bottom: 48px;
            min-width: 0;
        }

.bedrock-bedrock .bedrock-haven-brand{
            flex: 2 1 320px;
            min-width: 0;
        }

.bedrock-bedrock .bedrock-mantra-brand{
            font-size: 20px;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 12px;
        }

.bedrock-bedrock .bedrock-whisper-trace{
            font-size: 14px;
            line-height: 1.7;
            max-width: 400px;
        }

.bedrock-bedrock .bedrock-haven-links{
            flex: 1 1 160px;
            min-width: 0;
        }

.bedrock-bedrock .bedrock-mantra-trace-head{
            font-size: 15px;
            font-weight: 600;
            color: #ffffff;
            margin-bottom: 20px;
        }

.bedrock-bedrock .bedrock-strand-trace{
            display: flex;
            flex-direction: column;
            gap: 12px;
            min-width: 0;
        }

.bedrock-bedrock .bedrock-nexus-trace{
            color: #a3989d;
            text-decoration: none;
            font-size: 14px;
            transition: all 0.15s ease;
        }

.bedrock-bedrock .bedrock-nexus-trace:hover{
            color: #dc7c9f;
        }

.bedrock-bedrock .bedrock-trace-copyright{
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 28px;
            font-size: 13px;
            text-align: center;
            color: #6d6468;
        }