:root {
            --primary: #3d7fe7;
            --primary-dark: #2762c3;
            --primary-light: #ecf3fe;
            --dark: #0f172a;
            --dark-muted: #334155;
            --light: #f8fafc;
            --surface: #ffffff;
            --border: #e2e8f0;
            --border-hover: #cbd5e1;
            --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.04);
            --shadow-md: 0 12px 32px rgba(61, 127, 231, 0.08);
            --shadow-lg: 0 20px 40px rgba(15, 23, 42, 0.12);
            --radius: 12px;
            --radius-sm: 8px;
            --transition: 0.15s ease;
        }

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans SC", sans-serif;
            background-color: var(--light);
            color: var(--dark-muted);
            line-height: 1.7;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            word-break: keep-all;
            overflow-wrap: break-word;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }

        a:hover {
            color: var(--primary-dark);
        }

        /* 根部容器与版心 */
        .nexus {
            width: 100%;
            min-height: 100vh;
            display: flex;
            flex-wrap: wrap;
            flex-direction: column;
        }

        .shell {
            max-width: 1180px;
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
            min-width: 0;
        }

        /* 顶部导航结构 */
        .seal {
            background-color: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 100;
        }

        .seal .shell {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }

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

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

        .orbit {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 12px;
        }

        .crest {
            padding: 8px 16px;
            border-radius: var(--radius-sm);
            font-weight: 500;
            color: var(--dark-muted);
            font-size: 15px;
            transition: all var(--transition);
        }

        .crest:hover {
            color: var(--primary);
            background-color: var(--primary-light);
        }

        .crest.active {
            color: var(--primary);
            background-color: var(--primary-light);
            font-weight: 600;
        }

        /* 主体布局架构 */
        .locus {
            flex: 1 0 auto;
            width: 100%;
            min-width: 0;
        }

        /* 顶层内容块 1: Hero 展示区 (text_dominant) */
        .zenith {
            background: linear-gradient(180deg, #ffffff 0%, var(--light) 100%);
            padding: 80px 0 64px;
            border-bottom: 1px solid var(--border);
            text-align: center;
        }

        .zenith-shell {
            max-width: 960px;
            margin: 0 auto;
            padding: 0 24px;
            min-width: 0;
        }

        .ribbon {
            display: inline-flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 8px;
            background-color: var(--primary-light);
            color: var(--primary);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 14px;
            font-weight: 600;
            margin-bottom: 24px;
            border: 1px solid rgba(61, 127, 231, 0.2);
        }

        .zenith-bond {
            font-size: clamp(2.4rem, 5.5vw, 4.2rem);
            font-weight: 800;
            color: var(--dark);
            line-height: 1.15;
            letter-spacing: -0.02em;
            margin-bottom: 20px;
            white-space: normal;
        }

        .zenith-bond span {
            color: var(--primary);
            background: linear-gradient(135deg, #3d7fe7 0%, #1e40af 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .zenith-spark {
            font-size: clamp(1.05rem, 2vw, 1.25rem);
            color: #475569;
            max-width: 800px;
            margin: 0 auto 36px;
            line-height: 1.7;
        }

        .flock {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 16px;
            margin-bottom: 48px;
        }

        .trigger {
            display: inline-flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: center;
            padding: 14px 32px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 16px;
            transition: all var(--transition);
            min-width: 0;
            cursor: pointer;
        }

        .trigger-primary {
            background-color: var(--primary);
            color: #ffffff;
            box-shadow: 0 4px 14px rgba(61, 127, 231, 0.35);
        }

        .trigger-primary:hover {
            background-color: var(--primary-dark);
            color: #ffffff;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(61, 127, 231, 0.45);
        }

        .trigger-secondary {
            background-color: var(--surface);
            color: var(--dark);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
        }

        .trigger-secondary:hover {
            border-color: var(--primary);
            color: var(--primary);
            transform: translateY(-2px);
        }

        .prose-flock {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 24px;
            border-top: 1px dashed var(--border);
            padding-top: 32px;
        }

        .prose-node {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 10px;
            font-size: 15px;
            font-weight: 500;
            color: var(--dark-muted);
        }

        .prose-wire {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background-color: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        /* 顶层内容块 2: 生态卡片矩阵 (capability) */
        .soar {
            padding: 80px 0;
            background-color: var(--surface);
        }

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

        .soar-bond {
            font-size: clamp(1.8rem, 3.5vw, 2.5rem);
            color: var(--dark);
            font-weight: 700;
            margin-bottom: 16px;
        }

        .soar-spark {
            font-size: 16px;
            color: #64748b;
        }

        .packet-flock {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            margin-bottom: 56px;
        }

        .packet {
            flex: 1 1 calc(50% - 12px);
            min-width: 290px;
            background-color: var(--light);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 32px;
            transition: all var(--transition);
            display: flex;
            flex-wrap: wrap;
            flex-direction: column;
            justify-content: space-between;
        }

        .packet:hover {
            border-color: var(--primary);
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            background-color: #ffffff;
        }

        .packet-seal {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 16px;
            margin-bottom: 16px;
        }

        .packet-prose {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            color: #ffffff;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .packet-bond {
            font-size: 20px;
            font-weight: 700;
            color: var(--dark);
        }

        .packet-spark {
            color: #475569;
            margin-bottom: 24px;
            font-size: 15px;
            line-height: 1.6;
        }

        .packet-node-flock {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 24px;
        }

        .packet-node {
            background-color: #ffffff;
            border: 1px solid var(--border);
            padding: 4px 12px;
            border-radius: 6px;
            font-size: 13px;
            color: #475569;
        }

        .packet-crest {
            font-weight: 600;
            display: inline-flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 6px;
        }

        /* Hero 主视觉展示图片结构 */
        .frame-vault {
            margin-top: 40px;
            background-color: var(--light);
            border-radius: var(--radius);
            padding: 16px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-md);
        }

        .frame-vault img {
            width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
            object-fit: cover;
        }

        /* 顶层内容块 3: 隐私安全控制面板 (context) */
        .beacon {
            padding: 80px 0;
            background: linear-gradient(180deg, var(--light) 0%, #ffffff 100%);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

        .beacon-layout {
            display: flex;
            flex-wrap: wrap;
            gap: 48px;
            align-items: center;
        }

        .beacon-memo {
            flex: 1 1 480px;
            min-width: 0;
        }

        .beacon-bond {
            font-size: clamp(1.8rem, 3.2vw, 2.3rem);
            color: var(--dark);
            font-weight: 700;
            margin-bottom: 20px;
            line-height: 1.25;
        }

        .beacon-spark {
            font-size: 16px;
            color: #475569;
            margin-bottom: 32px;
            line-height: 1.7;
        }

        .vault-flock {
            display: flex;
            flex-wrap: wrap;
            flex-direction: column;
            gap: 16px;
        }

        .vault-node {
            background-color: var(--surface);
            border: 1px solid var(--border);
            padding: 16px 20px;
            border-radius: var(--radius-sm);
            display: flex;
            flex-wrap: wrap;
            align-items: flex-start;
            gap: 16px;
            transition: border-color var(--transition);
        }

        .vault-node:hover {
            border-color: var(--primary);
        }

        .vault-prose {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background-color: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            margin-top: 2px;
        }

        .vault-bond {
            font-size: 16px;
            font-weight: 600;
            color: var(--dark);
            margin-bottom: 4px;
        }

        .vault-spark {
            font-size: 14px;
            color: #64748b;
            line-height: 1.5;
        }

        .beacon-frame {
            flex: 1 1 400px;
            min-width: 0;
        }

        .beacon-frame img {
            width: 100%;
            height: auto;
            border-radius: var(--radius);
            box-shadow: var(--shadow-lg);
            border: 1px solid var(--border);
            display: block;
        }

        /* 顶层内容块 4: 三步开启入门流程 (steps) */
        .vector {
            padding: 80px 0;
            background-color: var(--surface);
        }

        .vector-seal {
            text-align: center;
            max-width: 700px;
            margin: 0 auto 56px;
        }

        .vector-bond {
            font-size: clamp(1.8rem, 3.5vw, 2.4rem);
            color: var(--dark);
            font-weight: 700;
            margin-bottom: 16px;
        }

        .vector-spark {
            font-size: 16px;
            color: #64748b;
        }

        .steps-flock {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
        }

        .step-node {
            flex: 1 1 300px;
            min-width: 260px;
            background-color: var(--light);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 32px 24px;
            position: relative;
            transition: all var(--transition);
        }

        .step-node:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            background-color: #ffffff;
        }

        .step-wire {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background-color: var(--primary);
            color: #ffffff;
            font-weight: 700;
            font-size: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
            box-shadow: 0 4px 10px rgba(61, 127, 231, 0.3);
        }

        .step-bond {
            font-size: 18px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 12px;
        }

        .step-spark {
            font-size: 14px;
            color: #475569;
            line-height: 1.6;
            margin-bottom: 20px;
        }

        .step-crest {
            font-size: 14px;
            font-weight: 600;
            display: inline-flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 4px;
        }

        /* 深度文本信息段落区 */
        .memo-vault {
            margin-top: 64px;
            padding: 40px;
            background-color: var(--light);
            border-radius: var(--radius);
            border-left: 4px solid var(--primary);
        }

        .memo-bond {
            font-size: 20px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 12px;
        }

        .memo-spark {
            font-size: 15px;
            color: var(--dark-muted);
            line-height: 1.8;
            margin-bottom: 16px;
        }

        .memo-spark:last-child {
            margin-bottom: 0;
        }

        /* 页脚区域 Glide */
        .glide {
            background-color: var(--dark);
            color: #94a3b8;
            padding: 64px 0 32px;
            border-top: 1px solid #1e293b;
        }

        .glide-flock {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 40px;
            margin-bottom: 48px;
        }

        .anchor {
            flex: 1 1 300px;
            min-width: 240px;
        }

        .anchor-bond {
            color: #ffffff;
            font-size: 22px;
            font-weight: 700;
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }

        .anchor-spark {
            font-size: 14px;
            line-height: 1.6;
            color: #94a3b8;
        }

        .bedrock {
            flex: 1 1 200px;
            min-width: 160px;
        }

        .bedrock-bond {
            color: #ffffff;
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 16px;
        }

        .bedrock-chain {
            display: flex;
            flex-wrap: wrap;
            flex-direction: column;
            gap: 10px;
        }

        .bedrock-crest {
            color: #94a3b8;
            font-size: 14px;
            transition: color var(--transition);
        }

        .bedrock-crest:hover {
            color: #ffffff;
        }

        .echo {
            text-align: center;
            padding-top: 32px;
            border-top: 1px solid #1e293b;
            font-size: 14px;
            color: #64748b;
        }

        /* 响应式断点控制 */
        @media (max-width: 1024px) {
            .packet {
                flex: 1 1 100%;
            }
        }

        @media (max-width: 768px) {
            .seal .shell {
                height: auto;
                padding-top: 16px;
                padding-bottom: 16px;
                flex-direction: column;
                gap: 16px;
            }

            .orbit {
                width: 100%;
                justify-content: center;
                gap: 6px;
            }

            .crest {
                padding: 6px 12px;
                font-size: 14px;
            }

            .zenith {
                padding: 48px 0 40px;
            }

            .beacon-layout {
                flex-direction: column;
                gap: 32px;
            }

            .step-node {
                flex: 1 1 100%;
            }

            .memo-vault {
                padding: 24px;
            }
        }

.orbit-seal {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans SC", sans-serif;
    font-size: 16px;
    line-height: 1.7;
    word-break: keep-all;
    color: var(--dark-muted);
}
.orbit-seal,
.orbit-seal *,
.orbit-seal *::before,
.orbit-seal *::after {
    box-sizing: border-box;
}

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

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

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

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

.orbit-seal a.orbit-crest {
    --aisite-shell-nav-padding: 8px 16px;
    --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;
}

.orbit-seal a.orbit-crest,
.orbit-seal a.orbit-crest:hover,
.orbit-seal a.orbit-crest:focus,
.orbit-seal a.orbit-crest:active,
.orbit-seal a.orbit-crest.active,
.orbit-seal a.orbit-crest[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);
}

.orbit-seal .orbit-shell{
            max-width: 1180px;
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
            min-width: 0;
        }

.orbit-seal{
            background-color: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid #e2e8f0;
            position: sticky;
            top: 0;
            z-index: 100;
        }

.orbit-seal .orbit-shell{
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }

.orbit-seal .orbit-glyph{
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            min-width: 0;
        }

.orbit-seal .orbit-glyph img{
            height: 38px;
            width: auto;
            display: block;
        }

.orbit-seal .orbit-orbit{
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 12px;
        }

.orbit-seal .orbit-crest{
            padding: 8px 16px;
            border-radius: 8px;
            font-weight: 500;
            color: #334155;
            font-size: 15px;
            transition: all 0.15s ease;
        }

.orbit-seal .orbit-crest:hover{
            color: #3d7fe7;
            background-color: #ecf3fe;
        }

.orbit-seal .orbit-crest.active{
            color: #3d7fe7;
            background-color: #ecf3fe;
            font-weight: 600;
        }

@media (max-width: 768px){.orbit-seal .orbit-shell{
                height: auto;
                padding-top: 16px;
                padding-bottom: 16px;
                flex-direction: column;
                gap: 16px;
            }

.orbit-seal .orbit-orbit{
                width: 100%;
                justify-content: center;
                gap: 6px;
            }

.orbit-seal .orbit-crest{
                padding: 6px 12px;
                font-size: 14px;
            }}

.orbit-seal {
    background: rgb(255, 255, 255);
    background-image: none;
}

.echo-glide {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans SC", sans-serif;
    font-size: 16px;
    line-height: 1.7;
    word-break: keep-all;
    color: var(--dark-muted);
}
.echo-glide,
.echo-glide *,
.echo-glide *::before,
.echo-glide *::after {
    box-sizing: border-box;
}

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

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

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

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

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

.echo-glide .echo-shell{
            max-width: 1180px;
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
            min-width: 0;
        }

.echo-glide{
            background-color: #0f172a;
            color: #94a3b8;
            padding: 64px 0 32px;
            border-top: 1px solid #1e293b;
        }

.echo-glide .echo-glide-flock{
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 40px;
            margin-bottom: 48px;
        }

.echo-glide .echo-anchor{
            flex: 1 1 300px;
            min-width: 240px;
        }

.echo-glide .echo-anchor-bond{
            color: #ffffff;
            font-size: 22px;
            font-weight: 700;
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }

.echo-glide .echo-anchor-spark{
            font-size: 14px;
            line-height: 1.6;
            color: #94a3b8;
        }

.echo-glide .echo-bedrock{
            flex: 1 1 200px;
            min-width: 160px;
        }

.echo-glide .echo-bedrock-bond{
            color: #ffffff;
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 16px;
        }

.echo-glide .echo-bedrock-chain{
            display: flex;
            flex-wrap: wrap;
            flex-direction: column;
            gap: 10px;
        }

.echo-glide .echo-bedrock-crest{
            color: #94a3b8;
            font-size: 14px;
            transition: color 0.15s ease;
        }

.echo-glide .echo-bedrock-crest:hover{
            color: #ffffff;
        }

.echo-glide .echo-echo{
            text-align: center;
            padding-top: 32px;
            border-top: 1px solid #1e293b;
            font-size: 14px;
            color: #64748b;
        }