:root {
            --primary: #f8ac56;
            --primary-dark: #e0943e;
            --accent: #2AABEE;
            --accent-light: #e8f6fe;
            --bg: #f4f6f9;
            --surface: #ffffff;
            --text-main: #0e1621;
            --text-muted: #6c7883;
            --border: #e3e8ed;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.05);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
            --transition: all 0.35s ease;
        }

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

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

        /* 顶部导航统一样式 */
        .conduit {
            background-color: #17212b;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }

        .conduit-inner {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
            height: 70px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
        }

        .stamp {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 12px;
            text-decoration: none;
            min-width: 0;
        }

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

        .stamp-memo {
            color: #ffffff;
            font-size: 1.25rem;
            font-weight: 700;
            letter-spacing: -0.3px;
        }

        .relay {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 8px;
            min-width: 0;
        }

        .relay-wire {
            color: #f5f5f5;
            text-decoration: none;
            padding: 8px 16px;
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            font-weight: 500;
            transition: var(--transition);
            word-break: keep-all;
        }

        .relay-wire:hover {
            color: #ffffff;
            background: rgba(255, 255, 255, 0.1);
        }

        .relay-wire.active {
            color: #17212b;
            background-color: var(--primary);
            font-weight: 700;
        }

        /* 页面顶层容器 */
        .circuit {
            width: 100%;
            min-height: 100vh;
            display: flex;
            flex-wrap: wrap;
            flex-direction: column;
        }

        /* Hero 区域 (Visual Family: Reverse Split) */
        .spark {
            background: linear-gradient(135deg, #1e2a38 0%, #0e1621 100%);
            color: #ffffff;
            padding: 4rem 1.5rem;
            border-bottom: 1px solid var(--border);
        }

        .spark-casing {
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 3rem;
        }

        .spark-matrix {
            flex: 1 1 500px;
            min-width: 0;
        }

        .spark-crest {
            display: inline-flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 8px;
            background: rgba(42, 171, 238, 0.15);
            border: 1px solid rgba(42, 171, 238, 0.4);
            color: var(--accent);
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 0.875rem;
            font-weight: 600;
            margin-bottom: 1.5rem;
        }

        .spark-prompt {
            font-size: 2.3rem;
            font-weight: 800;
            line-height: 1.25;
            color: #ffffff;
            margin-bottom: 1.25rem;
            letter-spacing: -0.5px;
            white-space: normal;
        }

        .spark-memo {
            font-size: 1.1rem;
            color: #b0c4de;
            line-height: 1.7;
            margin-bottom: 2rem;
        }

        .spark-spool {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            align-items: center;
        }

        .trigger-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--primary);
            color: #17212b;
            font-weight: 700;
            padding: 14px 28px;
            border-radius: var(--radius-md);
            text-decoration: none;
            box-shadow: 0 4px 16px rgba(248, 172, 86, 0.35);
            transition: var(--transition);
        }

        .trigger-primary:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(248, 172, 86, 0.45);
        }

        .trigger-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: rgba(255, 255, 255, 0.1);
            color: #ffffff;
            font-weight: 600;
            padding: 14px 24px;
            border-radius: var(--radius-md);
            text-decoration: none;
            border: 1px solid rgba(255, 255, 255, 0.2);
            transition: var(--transition);
        }

        .trigger-secondary:hover {
            background: rgba(255, 255, 255, 0.2);
            transform: translateY(-2px);
        }

        /* 英雄区右侧视觉部件 */
        .spark-plate {
            flex: 1 1 400px;
            min-width: 0;
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-lg);
            padding: 2rem;
            backdrop-filter: blur(10px);
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
        }

        .spark-bundle {
            display: flex;
            flex-direction: column;
            gap: 1.25rem;
        }

        .spark-dash {
            display: flex;
            align-items: center;
            gap: 1rem;
            background: rgba(255, 255, 255, 0.05);
            padding: 1rem 1.25rem;
            border-radius: var(--radius-md);
            border-left: 4px solid var(--primary);
        }

        .spark-glyph {
            width: 32px;
            height: 32px;
            flex-shrink: 0;
            fill: var(--accent);
        }

        .spark-subprompt {
            font-size: 1rem;
            font-weight: 700;
            color: #ffffff;
        }

        .spark-submemo {
            font-size: 0.85rem;
            color: #9bb1c9;
        }

        /* 主体内容区域 */
        main {
            max-width: 1200px;
            margin: 0 auto;
            padding: 3.5rem 1.5rem;
            width: 100%;
            display: flex;
            flex-direction: column;
            gap: 4rem;
        }

        /* 模块 1: 精选中文频道与优质群组导航 (<article> Intro) */
        .casing {
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 3rem 2.5rem;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
        }

        .prompt-circuit {
            font-size: 1.85rem;
            font-weight: 800;
            color: var(--text-main);
            margin-bottom: 0.75rem;
            letter-spacing: -0.3px;
        }

        .memo-lead {
            font-size: 1.05rem;
            color: var(--text-muted);
            margin-bottom: 2.5rem;
            max-width: 800px;
        }

        .matrix-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 1.75rem;
        }

        .dispatch {
            background: #fdfefe;
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 2rem 1.75rem;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

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

        .glyph-bundle {
            width: 52px;
            height: 52px;
            background: var(--accent-light);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 1.25rem;
        }

        .glyph {
            width: 26px;
            height: 26px;
            fill: var(--accent);
        }

        .prompt-sub {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 0.75rem;
        }

        .memo-body {
            font-size: 0.95rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 1.5rem;
        }

        .spool-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 1.5rem;
        }

        .crest-tag {
            background: #f0f4f8;
            color: #4a5568;
            font-size: 0.8rem;
            padding: 4px 10px;
            border-radius: 6px;
            font-weight: 500;
        }

        .keyer {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--accent);
            text-decoration: none;
            font-weight: 700;
            font-size: 0.95rem;
            transition: var(--transition);
        }

        .keyer:hover {
            color: var(--primary-dark);
            transform: translateX(4px);
        }

        /* 模块 2: 如何高效搜索与精准发现电报群组 (<aside> Detail) */
        .matrix {
            background: linear-gradient(180deg, #f8fbfd 0%, #f4f6f9 100%);
            border-radius: var(--radius-lg);
            padding: 3rem 2.5rem;
            border: 1px solid var(--border);
        }

        .bundle-flow {
            display: flex;
            flex-direction: column;
            gap: 1.75rem;
            margin-top: 2rem;
        }

        .ticker {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 1.75rem;
            display: flex;
            flex-wrap: wrap;
            gap: 1.5rem;
            align-items: flex-start;
            transition: var(--transition);
        }

        .ticker:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-sm);
        }

        .tempo-num {
            width: 40px;
            height: 40px;
            background: var(--primary);
            color: #17212b;
            font-weight: 800;
            font-size: 1.2rem;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .ticker-memo {
            flex: 1 1 300px;
            min-width: 0;
        }

        .prompt-mini {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 0.5rem;
        }

        /* 模块 3: 社群互动与个人隐私安全防护 (<div> Context) */
        .bundle {
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 3rem 2.5rem;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
        }

        .packet-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 1.5rem;
            margin-top: 2rem;
        }

        .packet {
            background: #fffcf8;
            border: 1px solid #fae4c8;
            border-radius: var(--radius-md);
            padding: 1.75rem;
            transition: var(--transition);
        }

        .packet:hover {
            border-color: var(--primary);
            transform: translateY(-3px);
        }

        .glyph-alert {
            width: 36px;
            height: 36px;
            fill: var(--primary-dark);
            margin-bottom: 1rem;
        }

        /* 页脚区域 */
        .ground {
            background-color: #0e1621;
            color: #a2b0c1;
            padding: 3.5rem 1.5rem 2rem;
            margin-top: auto;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
        }

        .terminal {
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 2.5rem;
            margin-bottom: 2.5rem;
        }

        .anchor {
            flex: 1 1 300px;
            min-width: 0;
        }

        .anchor-prompt {
            color: #ffffff;
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 1rem;
        }

        .anchor-memo {
            font-size: 0.9rem;
            line-height: 1.6;
            color: #8393a7;
        }

        .pulse-links {
            display: flex;
            flex-wrap: wrap;
            gap: 2rem;
        }

        .pulse-spool {
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
            min-width: 120px;
        }

        .pulse-head {
            color: #ffffff;
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: 0.25rem;
        }

        .pulse-wire {
            color: #8393a7;
            text-decoration: none;
            font-size: 0.875rem;
            transition: var(--transition);
        }

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

        .terminal-bottom {
            max-width: 1200px;
            margin: 0 auto;
            padding-top: 2rem;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 1rem;
            font-size: 0.85rem;
            color: #637385;
        }

        /* 响应式调整 */
        @media (max-width: 768px) {
            .conduit-inner {
                height: auto;
                padding: 1rem;
            }

            .relay {
                width: 100%;
                margin-top: 0.75rem;
                justify-content: flex-start;
                overflow-x: auto;
                white-space: nowrap;
            }

            .spark-prompt {
                font-size: 1.75rem;
            }

            .casing, .matrix, .bundle {
                padding: 1.75rem 1.25rem;
            }

            .prompt-circuit {
                font-size: 1.45rem;
            }
        }

.relay-conduit{
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid #e3e8ed;
            padding: 0 2rem;
            height: 72px;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

.relay-conduit .relay-conduit-inner{
            width: 100%;
            max-width: 1360px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }

.relay-conduit .relay-stamp{
            display: flex;
            align-items: center;
            gap: 12px;
        }

.relay-conduit .relay-stamp img{
            height: 42px;
            width: auto;
            display: block;
        }

.relay-conduit .relay-stamp-memo{
            font-size: 1.25rem;
            font-weight: 800;
            color: #17212b;
            letter-spacing: -0.5px;
        }

.relay-conduit .relay-relay{
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

.relay-conduit .relay-relay-wire{
            padding: 8px 16px;
            font-size: 0.95rem;
            font-weight: 600;
            color: #6c7883;
            border-radius: 8px;
            transition: all 0.35s ease;
        }

.relay-conduit .relay-relay-wire:hover{
            color: #17212b;
            background: rgba(248, 172, 86, 0.12);
        }

.relay-conduit .relay-relay-wire.active{
            color: #17212b;
            background: #f8ac56;
            box-shadow: 0 2px 8px rgba(248, 172, 86, 0.35);
        }

@media (max-width: 768px){.relay-conduit{
                height: auto;
                padding: 1rem;
            }

.relay-conduit .relay-conduit-inner{
                flex-direction: column;
                gap: 1rem;
                align-items: flex-start;
            }}

.relay-conduit {
    background: rgb(255, 255, 255);
    background-image: none;
}

.ground-ground {
    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);
}
.ground-ground,
.ground-ground *,
.ground-ground *::before,
.ground-ground *::after {
    box-sizing: border-box;
}

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

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

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

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

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

.ground-ground{
            background: #17212b;
            color: #8c9ea8;
            padding: 4rem 2rem 2rem 2rem;
            border-top: 1px solid #2b394a;
        }

.ground-ground .ground-ground-inner{
            max-width: 1280px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 3rem;
        }

.ground-ground .ground-ground-top{
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 2.5rem;
        }

.ground-ground .ground-ground-brand{
            max-width: 380px;
        }

.ground-ground .ground-ground-brand-prompt{
            font-size: 1.4rem;
            font-weight: 800;
            color: #ffffff;
            margin-bottom: 1rem;
        }

.ground-ground .ground-ground-brand-memo{
            font-size: 0.9rem;
            line-height: 1.7;
            color: #8c9ea8;
        }

.ground-ground .ground-ground-spool-tape{
            display: flex;
            gap: 3.5rem;
            flex-wrap: wrap;
        }

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

.ground-ground .ground-ground-column-prompt{
            font-size: 0.95rem;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 4px;
        }

.ground-ground .ground-ground-wire{
            font-size: 0.88rem;
            color: #8c9ea8;
        }

.ground-ground .ground-ground-wire:hover{
            color: #f8ac56;
        }

.ground-ground .ground-ground-pulse{
            border-top: 1px solid #242f3d;
            padding-top: 2rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 1rem;
            font-size: 0.85rem;
        }