:root {
            --primary: #d1604e;
            --primary-hover: #b84d3b;
            --primary-light: rgba(209, 96, 78, 0.08);
            --primary-gradient: linear-gradient(135deg, #d1604e 0%, #e07a5f 100%);
            --dark-bg: #16181d;
            --dark-surface: #1e222b;
            --light-bg: #faf8f5;
            --light-surface: #ffffff;
            --text-main: #1f2329;
            --text-muted: #646a73;
            --border-color: rgba(31, 35, 41, 0.08);
            --radius-lg: 22px;
            --radius-md: 14px;
            --radius-sm: 8px;
            --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(--light-bg);
            color: var(--text-main);
            line-height: 1.7;
            word-break: keep-all;
            overflow-wrap: break-word;
        }

        /* 顶部导航样式复用与契约继承 */
        .tail {
            background-color: rgba(250, 248, 245, 0.92);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-color);
            position: sticky;
            top: 0;
            z-index: 1000;
            width: 100%;
        }

        .vector-stream {
            max-width: 1240px;
            margin: 0 auto;
            padding: 1rem 1.5rem;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
        }

        .apex {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            text-decoration: none;
            color: var(--text-main);
            font-weight: 700;
            font-size: 1.25rem;
        }

        .apex img {
            height: 36px;
            width: auto;
            display: block;
        }

        .vector-fleet {
            display: flex;
            flex-wrap: wrap;
            gap: 1.5rem;
            align-items: center;
        }

        .runway-draft {
            color: var(--text-muted);
            text-decoration: none;
            font-weight: 500;
            font-size: 0.95rem;
            transition: var(--transition);
            padding: 0.4rem 0.8rem;
            border-radius: var(--radius-sm);
        }

        .runway-draft:hover,
        .runway-draft.active {
            color: var(--primary);
            background-color: var(--primary-light);
        }

        /* 主容器与布局组件 */
        .airfoil {
            max-width: 1240px;
            margin: 0 auto;
            padding: 2.5rem 1.5rem 5rem;
        }

        /* 首屏: Download Hero */
        .takeoff-sheath {
            padding: 3.5rem 2.5rem;
            background: radial-gradient(circle at 80% 20%, rgba(209, 96, 78, 0.08) 0%, transparent 50%),
                        radial-gradient(circle at 10% 80%, rgba(224, 122, 95, 0.05) 0%, transparent 40%),
                        var(--light-surface);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-color);
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.04);
            display: flex;
            flex-wrap: wrap;
            gap: 3rem;
            align-items: center;
            margin-bottom: 3.5rem;
        }

        .apogee-route {
            flex: 1 1 500px;
            min-width: 0;
            word-break: break-word;
        }

        .apogee-route h1 {
            font-size: clamp(2.1rem, 3.2vw, 2.8rem);
            font-weight: 800;
            line-height: 1.25;
            color: #11141a;
            letter-spacing: -0.02em;
            margin-bottom: 1rem;
            white-space: normal;
        }

        .apogee-glyph {
            color: var(--text-muted);
            font-size: 1.1rem;
            margin-bottom: 2rem;
            line-height: 1.8;
            word-break: break-word;
        }

        .crest-ribbon {
            display: flex;
            flex-wrap: wrap;
            gap: 1.2rem;
            margin-bottom: 2rem;
        }

        .glider-crease {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            background: rgba(250, 248, 245, 0.8);
            border: 1px solid var(--border-color);
            padding: 0.5rem 1rem;
            border-radius: 99px;
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--text-main);
        }

        .glider-crease svg {
            width: 18px;
            height: 18px;
            fill: var(--primary);
            flex-shrink: 0;
        }

        .launch-propel {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.6rem;
            padding: 1rem 2.2rem;
            background: var(--primary-gradient);
            color: #ffffff;
            font-weight: 600;
            border-radius: 99px;
            text-decoration: none;
            box-shadow: 0 14px 35px rgba(209, 96, 78, 0.25);
            transition: var(--transition);
        }

        .launch-propel:hover {
            transform: translateY(-3px);
            box-shadow: 0 18px 40px rgba(209, 96, 78, 0.35);
            color: #ffffff;
        }

        .vista-canopy {
            flex: 1 1 420px;
            min-width: 0;
            text-align: center;
        }

        .vista-canopy img {
            max-width: 100%;
            height: auto;
            border-radius: 18px;
            box-shadow: 0 24px 60px rgba(0, 0, 0, 0.12);
            border: 1px solid var(--border-color);
            display: block;
        }

        /* 部署矩阵 Platform Matrix (Aside) */
        .thermal-canopy {
            margin-bottom: 3.5rem;
        }

        .draft-route {
            margin-bottom: 2rem;
            text-align: center;
        }

        .draft-route h2 {
            font-size: clamp(1.6rem, 2.5vw, 2.2rem);
            font-weight: 800;
            color: #11141a;
            margin-bottom: 0.75rem;
        }

        .draft-route p {
            color: var(--text-muted);
            max-width: 720px;
            margin: 0 auto;
            font-size: 1rem;
        }

        .glider-wing {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
            gap: 1.5rem;
            margin-bottom: 2.5rem;
        }

        .leaflet-crease {
            background: var(--light-surface);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 2rem 1.75rem;
            transition: var(--transition);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.02);
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .leaflet-crease:hover {
            transform: translateY(-5px);
            box-shadow: 0 20px 45px rgba(209, 96, 78, 0.1);
            border-color: rgba(209, 96, 78, 0.3);
        }

        .nose-ribbon {
            display: flex;
            align-items: center;
            gap: 1rem;
            margin-bottom: 1.25rem;
        }

        .crest-ribbon-strut {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .crest-ribbon-strut svg {
            width: 26px;
            height: 26px;
            fill: var(--primary);
        }

        .leaflet-crease h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: #11141a;
        }

        .leaflet-crease p {
            color: var(--text-muted);
            font-size: 0.9rem;
            line-height: 1.6;
            margin-bottom: 1.5rem;
            flex-grow: 1;
        }

        .thrust-launch {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            width: 100%;
            padding: 0.8rem 1rem;
            background: var(--light-bg);
            border: 1px solid var(--border-color);
            color: var(--text-main);
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 0.92rem;
            text-decoration: none;
            transition: var(--transition);
        }

        .thrust-launch:hover {
            background: var(--primary-gradient);
            color: #ffffff;
            border-color: transparent;
        }

        .vista-sheath {
            background: var(--dark-bg);
            border-radius: var(--radius-lg);
            padding: 2rem;
            display: flex;
            flex-wrap: wrap;
            gap: 2rem;
            align-items: center;
            color: #ffffff;
            box-shadow: 0 24px 60px rgba(0, 0, 0, 0.15);
        }

        .vista-sheath img {
            flex: 1 1 360px;
            max-width: 100%;
            border-radius: var(--radius-md);
            height: auto;
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        .vista-sheath-info {
            flex: 1 1 360px;
            min-width: 0;
        }

        .vista-sheath-info h4 {
            font-size: 1.4rem;
            font-weight: 700;
            margin-bottom: 0.75rem;
            color: #ffffff;
        }

        .vista-sheath-info p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.95rem;
            margin-bottom: 1.5rem;
        }

        /* 校验机制 Verifications (Section) */
        .zenith-sheath {
            background: var(--light-surface);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-color);
            padding: 3rem 2.5rem;
            margin-bottom: 3.5rem;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.02);
        }

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

        .leaflet-wing {
            background: var(--light-bg);
            border-radius: var(--radius-md);
            padding: 1.5rem;
            border: 1px solid var(--border-color);
        }

        .leaflet-wing h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 0.75rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .leaflet-wing code {
            display: block;
            background: var(--dark-bg);
            color: #e07a5f;
            padding: 0.75rem 1rem;
            border-radius: var(--radius-sm);
            font-family: monospace;
            font-size: 0.85rem;
            margin-top: 0.75rem;
            word-break: break-all;
        }

        /* 指南 Install Guide (Aside) */
        .hangar-tarmac {
            background: var(--light-surface);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 3rem 2.5rem;
            margin-bottom: 3.5rem;
        }

        .guide-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin-top: 2rem;
        }

        .guide-glider {
            border-left: 4px solid var(--primary);
            padding: 0.5rem 0 0.5rem 1.25rem;
        }

        .guide-glider h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: #11141a;
            margin-bottom: 0.5rem;
        }

        .guide-glider p {
            color: var(--text-muted);
            font-size: 0.93rem;
            line-height: 1.7;
        }

        /* SEO 内容衍生区块 */
        .seo-glider {
            background: rgba(209, 96, 78, 0.03);
            border-radius: var(--radius-lg);
            padding: 2.5rem;
            margin-bottom: 3.5rem;
            border: 1px dashed rgba(209, 96, 78, 0.2);
        }

        .seo-glider h2 {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 1rem;
            color: var(--text-main);
        }

        .seo-glider p {
            color: var(--text-muted);
            font-size: 0.95rem;
            margin-bottom: 1rem;
        }

        .seo-links {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            margin-top: 1.5rem;
        }

        .seo-draft-wing {
            color: var(--primary);
            text-decoration: none;
            font-weight: 600;
            font-size: 0.9rem;
            background: var(--light-surface);
            padding: 0.4rem 1rem;
            border-radius: 99px;
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }

        .seo-draft-wing:hover {
            background: var(--primary);
            color: #ffffff;
        }

        /* 页脚区域 */
        .flick {
            background-color: var(--dark-bg);
            color: rgba(255, 255, 255, 0.7);
            padding: 4rem 1.5rem 2.5rem;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
        }

        .tarmac-haven {
            max-width: 1240px;
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            gap: 3rem;
            justify-content: space-between;
            margin-bottom: 3rem;
        }

        .tarmac-brand {
            flex: 1 1 300px;
        }

        .tarmac-brand span {
            font-size: 1.3rem;
            font-weight: 800;
            color: #ffffff;
            display: block;
            margin-bottom: 0.75rem;
        }

        .tarmac-brand p {
            font-size: 0.9rem;
            line-height: 1.7;
        }

        .hangar-draft {
            display: flex;
            flex-wrap: wrap;
            gap: 2.5rem;
        }

        .hangar-col {
            display: flex;
            flex-direction: column;
            gap: 0.6rem;
        }

        .hangar-col h4 {
            color: #ffffff;
            font-size: 0.95rem;
            margin-bottom: 0.5rem;
            font-weight: 600;
        }

        .hangar-col a {
            color: rgba(255, 255, 255, 0.65);
            text-decoration: none;
            font-size: 0.88rem;
            transition: var(--transition);
        }

        .hangar-col a:hover {
            color: var(--primary);
        }

        .copyright {
            max-width: 1240px;
            margin: 0 auto;
            padding-top: 2rem;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            text-align: center;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.4);
        }

        /* 响应式媒体查询 */
        @media (max-width: 768px) {
            .vector-stream {
                flex-direction: column;
                gap: 1rem;
            }
            .vector-fleet {
                width: 100%;
                justify-content: center;
            }
            .takeoff-sheath {
                padding: 2rem 1.5rem;
                gap: 2rem;
            }
            .apogee-route h1 {
                font-size: 1.8rem;
            }
            .glider-wing {
                grid-template-columns: 1fr;
            }
            .zenith-sheath,
            .hangar-tarmac {
                padding: 2rem 1.25rem;
            }
        }

.runway-tail{
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(250, 248, 245, 0.88);
            backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(0, 0, 0, 0.06);
        }

.runway-tail .runway-vector-stream{
            max-width: 1280px;
            margin: 0 auto;
            padding: 1rem 2rem;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
        }

.runway-tail .runway-apex{
            display: flex;
            align-items: center;
            gap: 0.75rem;
            font-weight: 700;
            font-size: 1.35rem;
            color: #1f2329;
        }

.runway-tail .runway-apex img{
            height: 38px;
            width: auto;
            display: block;
        }

.runway-tail .runway-vector-fleet{
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 0.5rem;
        }

.runway-tail .runway-runway-draft{
            padding: 0.6rem 1.2rem;
            border-radius: 99px;
            font-size: 0.95rem;
            font-weight: 500;
            color: #646a73;
        }

.runway-tail .runway-runway-draft:hover, .runway-tail .runway-runway-draft.active{
            color: #d1604e;
            background-color: rgba(209, 96, 78, 0.08);
        }

@media (max-width: 768px){.runway-tail .runway-vector-stream{
                padding: 0.8rem 1rem;
            }

.runway-tail .runway-vector-fleet{
                width: 100%;
                justify-content: space-around;
                margin-top: 0.8rem;
            }

.runway-tail .runway-runway-draft{
                padding: 0.4rem 0.8rem;
                font-size: 0.88rem;
            }}

.runway-tail {
    background: rgb(250, 248, 245);
    background-image: none;
}

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

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

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

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

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

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

.hangar-hangar-flick{
            background: #16181d;
            color: #8c96a6;
            padding: 4rem 2rem 2.5rem;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }

.hangar-hangar-flick .hangar-hangar-airfoil{
            max-width: 1280px;
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 3rem;
            margin-bottom: 3rem;
        }

.hangar-hangar-flick .hangar-hangar-wing{
            min-width: 0;
            max-width: 380px;
        }

.hangar-hangar-flick .hangar-hangar-brand{
            font-size: 1.5rem;
            font-weight: 800;
            color: #ffffff;
            margin-bottom: 1rem;
        }

.hangar-hangar-flick .hangar-hangar-glyph{
            font-size: 0.9rem;
            line-height: 1.7;
        }

.hangar-hangar-flick .hangar-hangar-runway-ribbon{
            display: flex;
            flex-wrap: wrap;
            gap: 3rem;
        }

.hangar-hangar-flick .hangar-hangar-column{
            min-width: 140px;
        }

.hangar-hangar-flick .hangar-hangar-head{
            color: #ffffff;
            font-weight: 700;
            font-size: 1rem;
            margin-bottom: 1.2rem;
        }

.hangar-hangar-flick .hangar-hangar-fleet{
            display: flex;
            flex-direction: column;
            gap: 0.7rem;
        }

.hangar-hangar-flick .hangar-hangar-draft{
            font-size: 0.9rem;
            color: #a0aec0;
        }

.hangar-hangar-flick .hangar-hangar-draft:hover{
            color: #d1604e;
        }

.hangar-hangar-flick .hangar-hangar-bottom{
            max-width: 1280px;
            margin: 0 auto;
            padding-top: 2rem;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            text-align: center;
            font-size: 0.85rem;
            color: #64748b;
        }

@media (max-width: 768px){.hangar-hangar-flick .hangar-hangar-airfoil{
                flex-direction: column;
                gap: 2rem;
            }}