/* ==========================================================================
           Aisitex Visual Design System - Blueprint: telegram下载
           ========================================================================== */
        :root {
            /* Core Colors */
            --color-primary: #5f72de;
            --color-primary-dark: #4658b5;
            --color-primary-light: #e6ebfc;
            --color-text-main: #1c1e21;
            --color-text-muted: #606770;
            --color-bg-base: #f8f9fa;
            --color-bg-surface: #ffffff;
            --color-accent: #00d2ff;
            
            /* Surface & Geometry */
            --radius-soft: 22px;
            --radius-pill: 50px;
            --shadow-sm: 0 4px 15px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 12px 35px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 25px 60px rgba(95, 114, 222, 0.12);
            --transition: 0.15s ease;
            
            /* Typography */
            --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Helvetica Neue', Arial, sans-serif;
            --layout-max: 1240px;
        }

        /* Base Resets */
        * { box-sizing: border-box; margin: 0; padding: 0; }
        body {
            font-family: var(--font-family);
            color: var(--color-text-main);
            background-color: var(--color-bg-base);
            line-height: 1.65;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }
        a { text-decoration: none; color: inherit; transition: all var(--transition); }
        img, svg { max-width: 100%; height: auto; display: block; }

        /* Typography Utilities */
        .tale-break {
            word-break: break-word;
            overflow-wrap: break-word;
        }
        .tale-zh { word-break: keep-all; }
        
        .apex-huge {
            font-size: clamp(2.5rem, 5vw, 4.2rem);
            font-weight: 800;
            line-height: 1.15;
            letter-spacing: -0.02em;
            white-space: normal;
            color: var(--color-text-main);
            margin-bottom: 1.5rem;
        }
        .apex-large {
            font-size: clamp(2rem, 4vw, 2.8rem);
            font-weight: 700;
            line-height: 1.2;
            letter-spacing: -0.01em;
            white-space: normal;
            margin-bottom: 1rem;
        }
        .apex-medium {
            font-size: 1.4rem;
            font-weight: 700;
            margin-bottom: 0.75rem;
            white-space: normal;
        }
        .apex-small {
            font-size: 1.1rem;
            font-weight: 600;
            margin-bottom: 0.5rem;
            white-space: normal;
        }
        .tale-lead {
            font-size: clamp(1.1rem, 2vw, 1.25rem);
            color: var(--color-text-muted);
            margin-bottom: 2rem;
            line-height: 1.6;
        }
        .tale-base {
            font-size: 1.05rem;
            color: var(--color-text-muted);
            line-height: 1.7;
            margin-bottom: 1.5rem;
        }
        .tale-sub {
            font-size: 0.95rem;
            color: var(--color-text-muted);
            line-height: 1.6;
            margin-bottom: 1.5rem;
        }
        .tale-meta {
            font-size: 0.85rem;
            color: #8c939d;
        }

        /* Mandatory Layout Rules */
        .sync-flex {
            display: flex;
            flex-wrap: wrap;
        }
        .sync-flex > * { min-width: 0; }

        /* Component: Navigation (Forced Reuse) */
        .radar-pod {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(248, 249, 250, 0.85);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(0,0,0,0.05);
            padding: 1rem 5%;
        }
        .radar-hub {
            max-width: var(--layout-max);
            margin: 0 auto;
            align-items: center;
            justify-content: space-between;
        }
        .crest {
            width: 140px;
        }
        .fleet {
            gap: 2rem;
            align-items: center;
        }
        .radar-node {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text-muted);
            padding: 0.5rem 0;
            position: relative;
        }
        .radar-node:hover {
            color: var(--color-primary);
        }
        .radar-node.active {
            color: var(--color-primary);
            font-weight: 600;
        }
        .radar-node.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--color-primary);
            border-radius: 2px;
        }

        /* Component: Buttons (Pings) */
        .ping-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 1rem 2.5rem;
            background: var(--color-primary);
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            border-radius: var(--radius-pill);
            box-shadow: 0 8px 20px rgba(95, 114, 222, 0.25);
            border: 2px solid var(--color-primary);
            cursor: pointer;
        }
        .ping-primary:hover {
            background: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 12px 25px rgba(95, 114, 222, 0.35);
            color: #fff;
        }
        .ping-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 1rem 2.5rem;
            background: transparent;
            color: var(--color-primary);
            font-weight: 600;
            font-size: 1rem;
            border-radius: var(--radius-pill);
            border: 2px solid var(--color-primary-light);
            cursor: pointer;
        }
        .ping-outline:hover {
            border-color: var(--color-primary);
            background: rgba(95, 114, 222, 0.05);
            transform: translateY(-2px);
        }

        /* Layout Structure */
        .hub-core {
            display: block;
            width: 100%;
        }

        /* Zone 1: Acquire Hero (Creative Seed: split_diagonal) */
        .nimbus-zone {
            padding: 6rem 5% 4rem;
            background: var(--color-bg-base);
        }
        .nimbus-hub {
            max-width: var(--layout-max);
            margin: 0 auto;
        }
        .split-pod {
            background: var(--color-bg-surface);
            border-radius: var(--radius-soft);
            box-shadow: var(--shadow-lg);
            overflow: hidden;
            position: relative;
            min-height: 500px;
            align-items: stretch;
        }
        /* Diagonal Effect Implementation */
        .split-pod::before {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            bottom: 0;
            width: 55%;
            background: linear-gradient(135deg, var(--color-primary-light) 0%, #f0f3ff 100%);
            clip-path: polygon(15% 0, 100% 0, 100% 100%, 0% 100%);
            z-index: 0;
        }
        .split-tale-sync {
            flex: 1 1 45%;
            padding: 5rem 4rem;
            position: relative;
            z-index: 1;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .split-lens-sync {
            flex: 1 1 50%;
            position: relative;
            z-index: 1;
            display: flex;
            align-items: center;
            justify-content: flex-end;
            padding: 2rem 2rem 0 0;
        }
        .split-lens-sync img {
            width: 90%;
            border-radius: 12px 12px 0 0;
            box-shadow: -10px -10px 30px rgba(0,0,0,0.05);
            object-fit: cover;
            object-position: top;
            max-height: 450px;
        }

        /* Zone 2: Comparison (Platform Downloads) */
        .vista-zone {
            padding: 6rem 5%;
            background: var(--color-bg-base);
        }
        .vista-hub {
            max-width: var(--layout-max);
            margin: 0 auto;
        }
        .vista-apex-pod {
            text-align: center;
            max-width: 700px;
            margin: 0 auto 4rem;
        }
        .mesh-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 2.5rem;
            margin-bottom: 5rem;
        }
        .packet-fold {
            background: var(--color-bg-surface);
            border-radius: var(--radius-soft);
            padding: 3rem 2rem;
            box-shadow: var(--shadow-sm);
            border: 1px solid rgba(0,0,0,0.03);
            text-align: center;
            display: flex;
            flex-direction: column;
            align-items: center;
            transition: all var(--transition);
        }
        .packet-fold:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-md);
            border-color: var(--color-primary-light);
        }
        .glyph-surface {
            width: 80px;
            height: 80px;
            border-radius: 20px;
            background: var(--color-primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 1.5rem;
            color: var(--color-primary);
        }
        .glyph-surface svg {
            width: 40px;
            height: 40px;
            fill: currentColor;
        }
        .packet-spark {
            margin-top: auto;
            width: 100%;
        }
        .packet-spark .ping-primary,
        .packet-spark .ping-outline {
            width: 100%;
        }
        .vista-lens-pod {
            border-radius: var(--radius-soft);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            background: var(--color-bg-surface);
            padding: 1rem;
        }
        .vista-lens-pod img {
            border-radius: calc(var(--radius-soft) - 8px);
            width: 100%;
        }

        /* Zone 3: APK Guide (Article) */
        .soar-zone {
            padding: 6rem 5%;
            background: var(--color-bg-surface);
            border-top: 1px solid rgba(0,0,0,0.03);
            border-bottom: 1px solid rgba(0,0,0,0.03);
        }
        .soar-hub {
            max-width: 900px; /* Narrower for reading */
            margin: 0 auto;
        }
        .note-pod {
            background: linear-gradient(to right bottom, var(--color-bg-base), #ffffff);
            border: 1px solid var(--color-primary-light);
            border-radius: var(--radius-soft);
            padding: 4rem;
            box-shadow: var(--shadow-sm);
        }
        .step-lane {
            margin: 3rem 0;
            gap: 2rem;
            align-items: flex-start;
        }
        .step-drop {
            flex: 1 1 250px;
            position: relative;
        }
        .step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            font-weight: 700;
            font-size: 0.9rem;
            margin-bottom: 1rem;
            box-shadow: 0 4px 10px rgba(95, 114, 222, 0.3);
        }
        .spark-lane {
            text-align: center;
            margin-top: 3rem;
            padding-top: 3rem;
            border-top: 1px dashed rgba(0,0,0,0.1);
        }

        /* Zone 4: Trust Indicators (Div) */
        .trust-zone {
            padding: 4rem 5%;
            background: var(--color-bg-base);
        }
        .trust-hub {
            max-width: var(--layout-max);
            margin: 0 auto;
            justify-content: center;
            gap: 4rem;
        }
        .trust-drop {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            color: var(--color-text-muted);
            font-weight: 500;
        }
        .trust-drop svg {
            width: 24px;
            height: 24px;
            color: var(--color-primary);
        }

        /* Footer */
        .anchor-root {
            background: var(--color-bg-surface);
            padding: 4rem 5% 3rem;
            border-top: 1px solid rgba(0,0,0,0.05);
        }
        .anchor-hub {
            max-width: var(--layout-max);
            margin: 0 auto;
            justify-content: space-between;
            align-items: center;
        }
        .anchor-brand {
            flex: 1 1 300px;
            margin-bottom: 2rem;
        }
        .anchor-tale {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--color-text-main);
            letter-spacing: -0.02em;
            display: block;
            margin-bottom: 0.5rem;
        }
        .anchor-mesh {
            gap: 2rem;
        }
        .anchor-node {
            font-size: 0.95rem;
            color: var(--color-text-muted);
        }
        .anchor-node:hover {
            color: var(--color-primary);
        }

        /* Responsive Breakpoints */
        @media (max-width: 1024px) {
            .split-pod::before { width: 60%; }
            .split-tale-sync { padding: 4rem 3rem; }
            .fleet { gap: 1rem; }
        }
        @media (max-width: 768px) {
            .fleet { display: none; /* Simplification for mobile [role="navigation"] structure in this snippet */ }
            .split-pod { flex-direction: column; min-height: auto; }
            .split-pod::before {
                width: 100%;
                height: 50%;
                top: auto;
                bottom: 0;
                clip-path: polygon(0 15%, 100% 0, 100% 100%, 0% 100%);
            }
            .split-tale-sync { padding: 3rem 2rem; flex: 1 1 100%; }
            .split-lens-sync { padding: 2rem; flex: 1 1 100%; justify-content: center; }
            .split-lens-sync img { width: 100%; border-radius: 12px; }
            
            .nimbus-zone, .vista-zone, .soar-zone, .trust-zone { padding: 4rem 5%; }
            .note-pod { padding: 2rem; }
            
            .anchor-hub { flex-direction: column; text-align: center; }
            .anchor-mesh { justify-content: center; flex-wrap: wrap; }
            .trust-hub { gap: 1.5rem; flex-direction: column; align-items: center; }
        }

.radar-radar-pod {
    font-family: var(--font-sans);
    line-height: 1.65;
    color: var(--color-text-main);
}
.radar-radar-pod,
.radar-radar-pod *,
.radar-radar-pod *::before,
.radar-radar-pod *::after {
    box-sizing: border-box;
}

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

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

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

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

.radar-radar-pod a.radar-radar-node {
    --aisite-shell-nav-padding: 0.5rem 0;
    --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;
}

.radar-radar-pod a.radar-radar-node,
.radar-radar-pod a.radar-radar-node:hover,
.radar-radar-pod a.radar-radar-node:focus,
.radar-radar-pod a.radar-radar-node:active,
.radar-radar-pod a.radar-radar-node.active,
.radar-radar-pod a.radar-radar-node[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);
}

.radar-radar-pod .radar-sync-flex{
            display: flex;
            flex-wrap: wrap;
        }

.radar-radar-pod .radar-sync-flex > *{
            min-width: 0;
        }

.radar-radar-pod{
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 100;
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(0,0,0,0.05);
        }

.radar-radar-pod .radar-radar-hub{
            max-width: 1320px;
            margin: 0 auto;
            padding: 1rem 5%;
            justify-content: space-between;
            align-items: center;
        }

.radar-radar-pod .radar-crest img{
            height: 36px;
            width: auto;
            display: block;
        }

.radar-radar-pod .radar-fleet{
            gap: 2rem;
            align-items: center;
        }

.radar-radar-pod .radar-radar-node{
            font-size: 0.95rem;
            font-weight: 500;
            color: #1c1e21;
            transition: all 0.15s ease;
            position: relative;
            padding: 0.5rem 0;
        }

.radar-radar-pod .radar-radar-node::after{
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: #5f72de;
            transition: all 0.15s ease;
        }

.radar-radar-pod .radar-radar-node:hover{
            color: #5f72de;
        }

.radar-radar-pod .radar-radar-node:hover::after, .radar-radar-pod .radar-radar-node.active::after{
            width: 100%;
        }

.radar-radar-pod .radar-radar-node.active{
            color: #5f72de;
        }

@media (max-width: 768px){.radar-radar-pod .radar-fleet{
                display: none; 
            }}

.radar-radar-pod {
    background: rgb(255, 255, 255);
    background-image: none;
}

.anchor-anchor-bottom {
    font-family: var(--font-sans);
    line-height: 1.65;
    color: var(--color-text-main);
}
.anchor-anchor-bottom,
.anchor-anchor-bottom *,
.anchor-anchor-bottom *::before,
.anchor-anchor-bottom *::after {
    box-sizing: border-box;
}

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

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

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

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

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

.anchor-anchor-bottom .anchor-sync-flex{
            display: flex;
            flex-wrap: wrap;
        }

.anchor-anchor-bottom .anchor-sync-flex > *{
            min-width: 0;
        }

.anchor-anchor-bottom{
            background: #111424;
            color: rgba(255,255,255,0.7);
            padding: 4rem 5% 2rem;
        }

.anchor-anchor-bottom .anchor-wake-inner{
            max-width: 1320px;
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            border-top: 1px solid rgba(255,255,255,0.1);
            padding-top: 2rem;
        }

.anchor-anchor-bottom .anchor-brand-tale{
            font-size: 1.5rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: -0.02em;
        }

.anchor-anchor-bottom .anchor-wake-nodes{
            gap: 1.5rem;
        }

.anchor-anchor-bottom .anchor-wake-nodes a{
            transition: all 0.15s ease;
        }

.anchor-anchor-bottom .anchor-wake-nodes a:hover{
            color: #fff;
        }

@media (max-width: 768px){.anchor-anchor-bottom .anchor-wake-inner{
                flex-direction: column;
                gap: 1rem;
                text-align: center;
            }}