:root {
            --bg-dark: #090d16;
            --bg-surface: #121929;
            --bg-surface-elevated: #182238;
            --accent: #38b3e3;
            --accent-bright: #62caff;
            --accent-dim: rgba(56, 179, 227, 0.15);
            --fg-primary: #f0f6fc;
            --fg-secondary: #94a3b8;
            --radius-main: 18px;
            --radius-small: 12px;
            --border-glow: rgba(56, 179, 227, 0.25);
        }

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

        body {
            background-color: var(--bg-dark);
            color: var(--fg-primary);
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            line-height: 1.7;
            overflow-x: hidden;
            word-break: break-word;
            overflow-wrap: break-word;
        }

        a {
            color: var(--accent-bright);
            text-decoration: none;
            transition: all 0.15s ease;
        }

        a:hover, a:focus {
            color: #ffffff;
        }

        /* 顶部导航样式 */
        .crest {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(9, 13, 22, 0.85);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            width: 100%;
        }

        .circuit {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .crest-core {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            min-height: 76px;
            padding: 12px 0;
        }

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

        .stamp img {
            height: 40px;
            width: auto;
            display: block;
        }

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

        .node {
            padding: 8px 16px;
            border-radius: var(--radius-small);
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--fg-secondary);
            transition: all 0.15s ease;
            white-space: normal;
        }

        .node:hover {
            color: var(--fg-primary);
            background: rgba(255, 255, 255, 0.05);
        }

        .node.active {
            color: var(--accent-bright);
            background: var(--accent-dim);
            border: 1px solid var(--border-glow);
        }

        /* 主体布局结构 */
        main {
            width: 100%;
            display: flex;
            flex-direction: column;
            gap: 64px;
            padding-bottom: 80px;
        }

        /* Hero / 下载首屏组件 (Role: acquire) */
        .dispatch-station {
            position: relative;
            padding-top: 40px;
            padding-bottom: 20px;
        }

        .casing-acquire {
            background: linear-gradient(135deg, rgba(56, 179, 227, 0.15) 0%, rgba(18, 25, 41, 0.9) 100%);
            border: 1px solid var(--border-glow);
            border-radius: 28px;
            padding: 48px 32px;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.05);
            display: flex;
            flex-wrap: wrap;
            gap: 40px;
            align-items: center;
        }

        .chassis-intro {
            flex: 1 1 500px;
            min-width: 0;
        }

        .pennant-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 14px;
            border-radius: 20px;
            background: rgba(56, 179, 227, 0.12);
            border: 1px solid rgba(56, 179, 227, 0.3);
            color: var(--accent-bright);
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 20px;
        }

        .headline-primary {
            font-size: clamp(2.2rem, 4.5vw, 3.4rem);
            font-weight: 800;
            line-height: 1.25;
            color: #ffffff;
            letter-spacing: -0.5px;
            margin-bottom: 16px;
            white-space: normal;
        }

        .headline-secondary {
            font-size: clamp(1.4rem, 2.5vw, 2rem);
            font-weight: 700;
            color: var(--accent-bright);
            margin-bottom: 20px;
            line-height: 1.3;
        }

        .script-lead {
            font-size: 1.1rem;
            color: var(--fg-secondary);
            margin-bottom: 32px;
            max-width: 680px;
        }

        .frame-dispatch {
            flex: 1 1 420px;
            min-width: 0;
            position: relative;
            border-radius: var(--radius-main);
            overflow: hidden;
            border: 1px solid rgba(255, 255, 255, 0.1);
            box-shadow: 0 16px 32px rgba(0, 0, 0, 0.4);
            background: var(--bg-surface-elevated);
        }

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

        /* 平台卡片矩阵 */
        .matrix-platforms {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 20px;
            width: 100%;
            margin-top: 12px;
        }

        .packet-download {
            background: var(--bg-surface-elevated);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-main);
            padding: 24px;
            transition: all 0.15s ease;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            min-width: 0;
        }

        .packet-download:hover {
            transform: translateY(-4px);
            border-color: var(--accent);
            box-shadow: 0 12px 24px rgba(56, 179, 227, 0.15);
        }

        .cluster-crest {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-bottom: 16px;
        }

        .glyph-seal {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-small);
            background: rgba(56, 179, 227, 0.1);
            border: 1px solid rgba(56, 179, 227, 0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-bright);
            flex-shrink: 0;
        }

        .glyph-seal svg {
            width: 26px;
            height: 26px;
            fill: currentColor;
        }

        .headline-tertiary {
            font-size: 1.15rem;
            font-weight: 700;
            color: #ffffff;
        }

        .script-meta {
            font-size: 0.85rem;
            color: var(--fg-secondary);
            margin-top: 2px;
        }

        .script-details {
            font-size: 0.9rem;
            color: var(--fg-secondary);
            margin-bottom: 20px;
            flex-grow: 1;
        }

        .cluster-actions {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .tapper {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 20px;
            border-radius: var(--radius-small);
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            border: none;
            text-align: center;
            transition: all 0.15s ease;
            width: 100%;
        }

        .tapper-primary {
            background: linear-gradient(135deg, #38b3e3 0%, #0284c7 100%);
            color: #ffffff;
            box-shadow: 0 4px 16px rgba(56, 179, 227, 0.3);
        }

        .tapper-primary:hover {
            box-shadow: 0 6px 20px rgba(56, 179, 227, 0.45);
            filter: brightness(1.08);
        }

        .tapper-secondary {
            background: rgba(255, 255, 255, 0.06);
            color: var(--fg-primary);
            border: 1px solid rgba(255, 255, 255, 0.12);
        }

        .tapper-secondary:hover {
            background: rgba(255, 255, 255, 0.12);
            color: #ffffff;
        }

        /* 版本信息矩阵 (Role: comparison) */
        .casing-matrix {
            background: var(--bg-surface);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 24px;
            padding: 40px;
        }

        .pulsar-crest {
            margin-bottom: 32px;
        }

        .ribbon-info {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 24px;
        }

        .ticket-spec {
            background: var(--bg-surface-elevated);
            border: 1px solid rgba(255, 255, 255, 0.05);
            border-radius: var(--radius-main);
            padding: 24px;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .ribbon-hash {
            background: rgba(9, 13, 22, 0.6);
            border: 1px dashed rgba(56, 179, 227, 0.3);
            border-radius: 8px;
            padding: 12px;
            font-family: monospace;
            font-size: 0.82rem;
            color: var(--accent-bright);
            word-break: break-all;
        }

        /* 安装步骤 (Role: steps) */
        .casing-steps {
            background: linear-gradient(180deg, var(--bg-surface) 0%, var(--bg-dark) 100%);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 24px;
            padding: 40px;
        }

        .strand-steps {
            list-style: none;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 24px;
            margin-top: 32px;
            counter-reset: step-counter;
        }

        .bead-step {
            counter-increment: step-counter;
            position: relative;
            background: var(--bg-surface-elevated);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-main);
            padding: 32px 24px 24px;
            display: flex;
            flex-direction: column;
            min-width: 0;
        }

        .bead-step::before {
            content: counter(step-counter, decimal-leading-zero);
            position: absolute;
            top: -16px;
            left: 24px;
            background: var(--accent);
            color: #090d16;
            font-weight: 800;
            font-size: 0.9rem;
            padding: 4px 12px;
            border-radius: 12px;
            box-shadow: 0 4px 12px rgba(56, 179, 227, 0.4);
        }

        /* 防山寨与安全提示 (Role: comparison) */
        .casing-security {
            background: rgba(24, 34, 56, 0.6);
            border: 1px solid rgba(56, 179, 227, 0.2);
            border-radius: 24px;
            padding: 40px;
        }

        .matrix-compare {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 24px;
            margin-top: 24px;
        }

        .ticket-compare {
            border-radius: var(--radius-main);
            padding: 28px;
            background: var(--bg-surface);
            border: 1px solid rgba(255, 255, 255, 0.08);
        }

        .ticket-compare.genuine {
            border-left: 4px solid #10b981;
        }

        .ticket-compare.fake {
            border-left: 4px solid #ef4444;
        }

        .strand-check {
            list-style: none;
            margin-top: 16px;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .bead-check {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 0.95rem;
            color: var(--fg-secondary);
        }

        .glyph-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            margin-top: 8px;
            flex-shrink: 0;
        }

        .genuine .glyph-dot { background: #10b981; }
        .fake .glyph-dot { background: #ef4444; }

        /* 页脚区域 */
        .trace {
            background: #05080e;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 60px 0 30px;
            margin-top: 40px;
        }

        .terminus-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }

        .headline-trace {
            font-size: 1rem;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 16px;
        }

        .strand-trace {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .node-trace {
            color: var(--fg-secondary);
            font-size: 0.9rem;
        }

        .closure {
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            padding-top: 24px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            color: var(--fg-secondary);
            font-size: 0.85rem;
        }

        /* 响应式调整 */
        @media (max-width: 768px) {
            .crest-core {
                flex-direction: column;
                align-items: flex-start;
                gap: 16px;
            }

            .beacon {
                width: 100%;
                overflow-x: auto;
                padding-bottom: 8px;
            }

            .casing-acquire,
            .casing-matrix,
            .casing-steps,
            .casing-security {
                padding: 24px 18px;
            }

            .headline-primary {
                font-size: 1.8rem;
            }

            .matrix-platforms,
            .ribbon-info,
            .strand-steps,
            .matrix-compare {
                grid-template-columns: 1fr;
            }
        }

.beacon-crest{
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(9, 13, 22, 0.85);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            padding: 16px 0;
        }

.beacon-crest .beacon-circuit{
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

.beacon-crest .beacon-crest-core{
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }

.beacon-crest .beacon-stamp{
            display: flex;
            align-items: center;
            gap: 12px;
            min-width: 0;
        }

.beacon-crest .beacon-stamp img{
            height: 40px;
            width: auto;
            display: block;
        }

.beacon-crest .beacon-beacon{
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 8px;
        }

.beacon-crest .beacon-node{
            color: #94a3b8;
            font-size: 0.95rem;
            font-weight: 500;
            padding: 8px 16px;
            border-radius: 12px;
            transition: all 0.15s ease;
            white-space: normal;
        }

.beacon-crest .beacon-node:hover{
            color: #f0f6fc;
            background: rgba(255, 255, 255, 0.05);
        }

.beacon-crest .beacon-node.active{
            color: #ffffff;
            background: rgba(56, 179, 227, 0.15);
            border: 1px solid rgba(56, 179, 227, 0.25);
        }

@media (max-width: 768px){.beacon-crest .beacon-crest-core{
                flex-direction: column;
                align-items: flex-start;
            }}

.beacon-crest {
    background: rgb(9, 13, 22);
    background-image: none;
}

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

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

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

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

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

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

.terminus-terminus .terminus-circuit{
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

.terminus-terminus .terminus-node{
            color: #94a3b8;
            font-size: 0.95rem;
            font-weight: 500;
            padding: 8px 16px;
            border-radius: 12px;
            transition: all 0.15s ease;
            white-space: normal;
        }

.terminus-terminus .terminus-node:hover{
            color: #f0f6fc;
            background: rgba(255, 255, 255, 0.05);
        }

.terminus-terminus .terminus-node.active{
            color: #ffffff;
            background: rgba(56, 179, 227, 0.15);
            border: 1px solid rgba(56, 179, 227, 0.25);
        }

.terminus-terminus .terminus-script-packet{
            color: #94a3b8;
            font-size: 0.98rem;
            line-height: 1.7;
        }

.terminus-terminus{
            background: #05080e;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 60px 0 40px 0;
            color: #64748b;
            font-size: 0.9rem;
        }

.terminus-terminus .terminus-ground-layout{
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }

.terminus-terminus .terminus-closure-brand{
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

.terminus-terminus .terminus-brand-name{
            font-size: 1.4rem;
            font-weight: 700;
            color: #ffffff;
            letter-spacing: -0.2px;
        }

.terminus-terminus .terminus-closure-beacon{
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

.terminus-terminus .terminus-headline-foot{
            color: #ffffff;
            font-size: 0.95rem;
            font-weight: 600;
            margin-bottom: 4px;
        }

.terminus-terminus .terminus-closure-bottom{
            padding-top: 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }