:root {
            --accent: #f5d75f;
            --deep: #1a1a1a;
            --soft-gray: #f9f9f9;
            --ink: #333333;
            --light: #ffffff;
            --glass: rgba(255, 255, 255, 0.85);
            --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.05);
            --shadow-md: 0 12px 30px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.12);
        }

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

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

        /* 顶部导航: scout & orbit */
        .scout {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: var(--glass);
            backdrop-filter: blur(15px);
            border-bottom: 1px solid rgba(0, 0, 0, 0.05);
        }

        .orbit {
            max-width: 1300px;
            margin: 0 auto;
            padding: 0 40px;
            height: 72px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }

        .glyph {
            display: flex;
            align-items: center;
            height: 100%;
        }

        .glyph img {
            height: 32px;
            width: auto;
        }

        .tier {
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
        }

        .bond {
            text-decoration: none;
            color: var(--ink);
            font-size: 15px;
            font-weight: 500;
            transition: color 0.15s ease;
            position: relative;
        }

        .bond:hover, .bond.active {
            color: #d4a017;
        }

        .bond.active::after {
            content: '';
            position: absolute;
            bottom: -8px;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--accent);
        }

        /* 主容器: atlas */
        .atlas {
            margin-top: 72px;
        }

        /* 首页首屏: prime & glare (offset_overlap) */
        .prime {
            position: relative;
            padding: 120px 0 160px;
            background: radial-gradient(circle at 10% 20%, rgba(245, 215, 95, 0.15) 0%, transparent 50%);
            overflow: hidden;
        }

        .glare {
            max-width: 1300px;
            margin: 0 auto;
            padding: 0 40px;
            display: flex;
            align-items: center;
            position: relative;
            flex-wrap: wrap;
        }

        .clump-prime {
            flex: 1;
            min-width: 0;
            z-index: 10;
            position: relative;
        }

        .apex-prime {
            font-size: clamp(42px, 5vw, 68px);
            line-height: 1.1;
            font-weight: 800;
            margin-bottom: 24px;
            color: var(--deep);
            white-space: normal;
            word-break: break-word;
        }

        .rune-prime {
            font-size: 18px;
            color: #666;
            max-width: 520px;
            margin-bottom: 40px;
            word-break: break-word;
        }

        .swath-dart {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        .dart-primary {
            display: inline-block;
            padding: 16px 36px;
            background-color: var(--accent);
            color: var(--deep);
            text-decoration: none;
            font-weight: 600;
            border-radius: 8px;
            box-shadow: 0 8px 20px rgba(245, 215, 95, 0.3);
            transition: transform 0.15s ease, box-shadow 0.15s ease;
        }

        .dart-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 25px rgba(245, 215, 95, 0.4);
        }

        .sheath-prime {
            flex: 1.2;
            min-width: 0;
            position: relative;
            transform: translate(60px, 40px); /* Blueprint Offset */
        }

        .sheath-prime img {
            width: 110%;
            height: auto;
            border-radius: 11px;
            box-shadow: var(--shadow-lg);
            display: block;
        }

        /* 文字重叠带 */
        .crest-overlay {
            position: absolute;
            top: 20%;
            left: -40px;
            background: var(--accent);
            padding: 12px 40px;
            z-index: 15;
            font-weight: 700;
            color: var(--deep);
            box-shadow: var(--shadow-md);
            border-radius: 4px;
        }

        /* 能力区块: realm */
        .realm {
            padding: 100px 0;
            background: var(--light);
        }

        .realm-soft {
            background: var(--soft-gray);
        }

        .clump-standard {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 40px;
        }

        .apex-sec {
            font-size: 36px;
            font-weight: 700;
            text-align: center;
            margin-bottom: 16px;
            color: var(--deep);
        }

        .rune-sec {
            text-align: center;
            color: #777;
            max-width: 700px;
            margin: 0 auto 60px;
        }

        /* 网格组件: folio & vign */
        .swath-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 30px;
        }

        .vign {
            background: var(--light);
            padding: 48px 40px;
            border-radius: 11px;
            border: 1px solid rgba(0,0,0,0.04);
            transition: all 0.15s ease;
            position: relative;
            overflow: hidden;
        }

        .vign:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-md);
            border-color: var(--accent);
        }

        .sigil-box {
            width: 64px;
            height: 64px;
            background: linear-gradient(135deg, #fff 0%, var(--accent) 150%);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 28px;
            box-shadow: inset 0 2px 4px rgba(0,0,0,0.05);
        }

        .sigil-box svg {
            width: 32px;
            height: 32px;
            fill: var(--deep);
        }

        .apex-vign {
            font-size: 22px;
            margin-bottom: 16px;
            font-weight: 700;
        }

        .rune-vign {
            font-size: 15px;
            color: #666;
            margin-bottom: 20px;
        }

        /* PDF 深度处理: Split Content */
        .swath-split {
            display: flex;
            align-items: center;
            gap: 80px;
            flex-wrap: wrap;
        }

        .sheath-split {
            flex: 1;
            min-width: 0;
        }

        .sheath-split img {
            width: 100%;
            height: auto;
            border-radius: 11px;
            box-shadow: var(--shadow-md);
        }

        .clump-split {
            flex: 1;
            min-width: 0;
        }

        .mote-tier {
            list-style: none;
            margin-top: 30px;
        }

        .mote-tier li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            margin-bottom: 20px;
            font-size: 16px;
        }

        .sigil-mini {
            width: 20px;
            height: 20px;
            flex-shrink: 0;
            margin-top: 4px;
            fill: var(--accent);
        }

        /* AI 赋能: integration teaser */
        .realm-ai {
            background: linear-gradient(110deg, #111 0%, #222 100%);
            color: var(--light);
            padding: 120px 0;
            position: relative;
            overflow: hidden;
        }

        .realm-ai::before {
            content: '';
            position: absolute;
            top: -20%;
            right: -10%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(245, 215, 95, 0.1) 0%, transparent 70%);
        }

        .apex-ai {
            font-size: 42px;
            font-weight: 800;
            margin-bottom: 24px;
            color: var(--accent);
        }

        .rune-ai {
            font-size: 18px;
            color: #aaa;
            max-width: 600px;
            margin-bottom: 48px;
        }

        .dart-ghost {
            display: inline-block;
            padding: 14px 32px;
            border: 1px solid var(--accent);
            color: var(--accent);
            text-decoration: none;
            border-radius: 8px;
            font-weight: 600;
            transition: all 0.15s ease;
        }

        .dart-ghost:hover {
            background: var(--accent);
            color: var(--deep);
        }

        /* 页脚: fathom & anch */
        .fathom {
            background: #f4f4f4;
            padding: 80px 0 40px;
            border-top: 1px solid rgba(0,0,0,0.05);
        }

        .anch {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 40px;
        }

        .swath-fathom {
            display: flex;
            justify-content: space-between;
            margin-bottom: 60px;
            flex-wrap: wrap;
            gap: 40px;
        }

        .clump-fathom {
            flex: 1;
            min-width: 200px;
        }

        .apex-fathom {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 24px;
            color: var(--deep);
        }

        .mote-fathom {
            margin-bottom: 12px;
        }

        .bond-fathom {
            text-decoration: none;
            color: #666;
            font-size: 14px;
            transition: color 0.15s ease;
        }

        .bond-fathom:hover {
            color: var(--deep);
        }

        .crest-bottom {
            border-top: 1px solid rgba(0,0,0,0.05);
            padding-top: 30px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 13px;
            color: #999;
            flex-wrap: wrap;
            gap: 20px;
        }

        /* 响应式断点 */
        @media (max-width: 1024px) {
            .glare { flex-direction: column; text-align: center; }
            .clump-prime { margin-bottom: 60px; display: flex; flex-direction: column; align-items: center; }
            .sheath-prime { transform: translate(0, 0); width: 100%; }
            .crest-overlay { left: 50%; transform: translateX(-50%); top: -20px; }
            .rune-prime { margin-left: auto; margin-right: auto; }
            .swath-split { flex-direction: column; }
        }

        @media (max-width: 768px) {
            .orbit { padding: 0 20px; }
            .tier { display: none; } /* 移动端可简化或使用抽屉，此处暂隐 */
            .apex-prime { font-size: 36px; }
            .realm { padding: 60px 0; }
            .clump-standard { padding: 0 24px; }
            .swath-grid { grid-template-columns: 1fr; }
        }

.orbit-scout{
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(15px);
            border-bottom: 1px solid rgba(0, 0, 0, 0.05);
        }

.orbit-scout .orbit-orbit{
            max-width: 1300px;
            margin: 0 auto;
            padding: 0 40px;
            height: 72px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }

.orbit-scout .orbit-glyph{
            display: flex;
            align-items: center;
            height: 100%;
        }

.orbit-scout .orbit-glyph img{
            height: 32px;
            width: auto;
        }

.orbit-scout .orbit-tier{
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
        }

.orbit-scout .orbit-bond{
            text-decoration: none;
            color: #333333;
            font-size: 15px;
            font-weight: 500;
            transition: color 0.15s ease;
            position: relative;
        }

.orbit-scout .orbit-bond:hover, .orbit-scout .orbit-bond.active{
            color: #d4a017;
        }

.orbit-scout .orbit-bond.active::after{
            content: '';
            position: absolute;
            bottom: -8px;
            left: 0;
            width: 100%;
            height: 2px;
            background: #f5d75f;
        }

@media (max-width: 768px){.orbit-scout .orbit-orbit{ padding: 0 20px; }

.orbit-scout .orbit-tier{ display: none; }}

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

.fathom-atlas-root {
    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: keep-all;
    color: var(--ink);
}
.fathom-atlas-root,
.fathom-atlas-root *,
.fathom-atlas-root *::before,
.fathom-atlas-root *::after {
    box-sizing: border-box;
}

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

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

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

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

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

.fathom-atlas-root .fathom-scout{
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(15px);
            border-bottom: 1px solid rgba(0, 0, 0, 0.05);
        }

.fathom-atlas-root .fathom-orbit{
            max-width: 1300px;
            margin: 0 auto;
            padding: 0 40px;
            height: 72px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }

.fathom-atlas-root .fathom-glyph{
            display: flex;
            align-items: center;
            height: 100%;
        }

.fathom-atlas-root .fathom-glyph img{
            height: 32px;
            width: auto;
        }

.fathom-atlas-root .fathom-tier{
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
        }

.fathom-atlas-root .fathom-bond{
            text-decoration: none;
            color: #333333;
            font-size: 15px;
            font-weight: 500;
            transition: color 0.15s ease;
            position: relative;
        }

.fathom-atlas-root .fathom-bond:hover, .fathom-atlas-root .fathom-bond.active{
            color: #d4a017;
        }

.fathom-atlas-root .fathom-bond.active::after{
            content: '';
            position: absolute;
            bottom: -8px;
            left: 0;
            width: 100%;
            height: 2px;
            background: #f5d75f;
        }

.fathom-atlas-root .fathom-atlas{
            margin-top: 72px;
        }

.fathom-atlas-root .fathom-prime{
            position: relative;
            padding: 120px 0 160px;
            background: radial-gradient(circle at 10% 20%, rgba(245, 215, 95, 0.15) 0%, transparent 50%);
            overflow: hidden;
        }

.fathom-atlas-root .fathom-glare{
            max-width: 1300px;
            margin: 0 auto;
            padding: 0 40px;
            display: flex;
            align-items: center;
            position: relative;
            flex-wrap: wrap;
        }

.fathom-atlas-root .fathom-clump-prime{
            flex: 1;
            min-width: 0;
            z-index: 10;
            position: relative;
        }

.fathom-atlas-root .fathom-apex-prime{
            font-size: clamp(42px, 5vw, 68px);
            line-height: 1.1;
            font-weight: 800;
            margin-bottom: 24px;
            color: #1a1a1a;
            white-space: normal;
            word-break: break-word;
        }

.fathom-atlas-root .fathom-rune-prime{
            font-size: 18px;
            color: #666;
            max-width: 520px;
            margin-bottom: 40px;
            word-break: break-word;
        }

.fathom-atlas-root .fathom-swath-dart{
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

.fathom-atlas-root .fathom-dart-primary{
            display: inline-block;
            padding: 16px 36px;
            background-color: #f5d75f;
            color: #1a1a1a;
            text-decoration: none;
            font-weight: 600;
            border-radius: 8px;
            box-shadow: 0 8px 20px rgba(245, 215, 95, 0.3);
            transition: transform 0.15s ease, box-shadow 0.15s ease;
        }

.fathom-atlas-root .fathom-dart-primary:hover{
            transform: translateY(-2px);
            box-shadow: 0 12px 25px rgba(245, 215, 95, 0.4);
        }

.fathom-atlas-root .fathom-sheath-prime{
            flex: 1.2;
            min-width: 0;
            position: relative;
            transform: translate(60px, 40px); 
        }

.fathom-atlas-root .fathom-sheath-prime img{
            width: 110%;
            height: auto;
            border-radius: 11px;
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.12);
            display: block;
        }

.fathom-atlas-root .fathom-crest-overlay{
            position: absolute;
            top: 20%;
            left: -40px;
            background: #f5d75f;
            padding: 12px 40px;
            z-index: 15;
            font-weight: 700;
            color: #1a1a1a;
            box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
            border-radius: 4px;
        }

.fathom-atlas-root .fathom-realm{
            padding: 100px 0;
            background: #ffffff;
        }

.fathom-atlas-root .fathom-realm-soft{
            background: #f9f9f9;
        }

.fathom-atlas-root .fathom-clump-standard{
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 40px;
        }

.fathom-atlas-root .fathom-apex-sec{
            font-size: 36px;
            font-weight: 700;
            text-align: center;
            margin-bottom: 16px;
            color: #1a1a1a;
        }

.fathom-atlas-root .fathom-rune-sec{
            text-align: center;
            color: #777;
            max-width: 700px;
            margin: 0 auto 60px;
        }

.fathom-atlas-root .fathom-swath-grid{
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 30px;
        }

.fathom-atlas-root .fathom-vign{
            background: #ffffff;
            padding: 48px 40px;
            border-radius: 11px;
            border: 1px solid rgba(0,0,0,0.04);
            transition: all 0.15s ease;
            position: relative;
            overflow: hidden;
        }

.fathom-atlas-root .fathom-vign:hover{
            transform: translateY(-8px);
            box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
            border-color: #f5d75f;
        }

.fathom-atlas-root .fathom-sigil-box{
            width: 64px;
            height: 64px;
            background: linear-gradient(135deg, #fff 0%, #f5d75f 150%);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 28px;
            box-shadow: inset 0 2px 4px rgba(0,0,0,0.05);
        }

.fathom-atlas-root .fathom-sigil-box svg{
            width: 32px;
            height: 32px;
            fill: #1a1a1a;
        }

.fathom-atlas-root .fathom-apex-vign{
            font-size: 22px;
            margin-bottom: 16px;
            font-weight: 700;
        }

.fathom-atlas-root .fathom-rune-vign{
            font-size: 15px;
            color: #666;
            margin-bottom: 20px;
        }

.fathom-atlas-root .fathom-swath-split{
            display: flex;
            align-items: center;
            gap: 80px;
            flex-wrap: wrap;
        }

.fathom-atlas-root .fathom-sheath-split{
            flex: 1;
            min-width: 0;
        }

.fathom-atlas-root .fathom-sheath-split img{
            width: 100%;
            height: auto;
            border-radius: 11px;
            box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
        }

.fathom-atlas-root .fathom-clump-split{
            flex: 1;
            min-width: 0;
        }

.fathom-atlas-root .fathom-mote-tier{
            list-style: none;
            margin-top: 30px;
        }

.fathom-atlas-root .fathom-mote-tier li{
            display: flex;
            align-items: flex-start;
            gap: 12px;
            margin-bottom: 20px;
            font-size: 16px;
        }

.fathom-atlas-root .fathom-sigil-mini{
            width: 20px;
            height: 20px;
            flex-shrink: 0;
            margin-top: 4px;
            fill: #f5d75f;
        }

.fathom-atlas-root .fathom-realm-ai{
            background: linear-gradient(110deg, #111 0%, #222 100%);
            color: #ffffff;
            padding: 120px 0;
            position: relative;
            overflow: hidden;
        }

.fathom-atlas-root .fathom-realm-ai::before{
            content: '';
            position: absolute;
            top: -20%;
            right: -10%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(245, 215, 95, 0.1) 0%, transparent 70%);
        }

.fathom-atlas-root .fathom-apex-ai{
            font-size: 42px;
            font-weight: 800;
            margin-bottom: 24px;
            color: #f5d75f;
        }

.fathom-atlas-root .fathom-rune-ai{
            font-size: 18px;
            color: #aaa;
            max-width: 600px;
            margin-bottom: 48px;
        }

.fathom-atlas-root .fathom-dart-ghost{
            display: inline-block;
            padding: 14px 32px;
            border: 1px solid #f5d75f;
            color: #f5d75f;
            text-decoration: none;
            border-radius: 8px;
            font-weight: 600;
            transition: all 0.15s ease;
        }

.fathom-atlas-root .fathom-dart-ghost:hover{
            background: #f5d75f;
            color: #1a1a1a;
        }

.fathom-atlas-root .fathom-fathom{
            background: #f4f4f4;
            padding: 80px 0 40px;
            border-top: 1px solid rgba(0,0,0,0.05);
        }

.fathom-atlas-root .fathom-anch{
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 40px;
        }

.fathom-atlas-root .fathom-swath-fathom{
            display: flex;
            justify-content: space-between;
            margin-bottom: 60px;
            flex-wrap: wrap;
            gap: 40px;
        }

.fathom-atlas-root .fathom-clump-fathom{
            flex: 1;
            min-width: 200px;
        }

.fathom-atlas-root .fathom-apex-fathom{
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 24px;
            color: #1a1a1a;
        }

.fathom-atlas-root .fathom-mote-fathom{
            margin-bottom: 12px;
        }

.fathom-atlas-root .fathom-bond-fathom{
            text-decoration: none;
            color: #666;
            font-size: 14px;
            transition: color 0.15s ease;
        }

.fathom-atlas-root .fathom-bond-fathom:hover{
            color: #1a1a1a;
        }

.fathom-atlas-root .fathom-crest-bottom{
            border-top: 1px solid rgba(0,0,0,0.05);
            padding-top: 30px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 13px;
            color: #999;
            flex-wrap: wrap;
            gap: 20px;
        }

@media (max-width: 1024px){.fathom-atlas-root .fathom-glare{ flex-direction: column; text-align: center; }

.fathom-atlas-root .fathom-clump-prime{ margin-bottom: 60px; display: flex; flex-direction: column; align-items: center; }

.fathom-atlas-root .fathom-sheath-prime{ transform: translate(0, 0); width: 100%; }

.fathom-atlas-root .fathom-crest-overlay{ left: 50%; transform: translateX(-50%); top: -20px; }

.fathom-atlas-root .fathom-rune-prime{ margin-left: auto; margin-right: auto; }

.fathom-atlas-root .fathom-swath-split{ flex-direction: column; }}

@media (max-width: 768px){.fathom-atlas-root .fathom-orbit{ padding: 0 20px; }

.fathom-atlas-root .fathom-tier{ display: none; }

.fathom-atlas-root .fathom-apex-prime{ font-size: 36px; }

.fathom-atlas-root .fathom-realm{ padding: 60px 0; }

.fathom-atlas-root .fathom-clump-standard{ padding: 0 24px; }

.fathom-atlas-root .fathom-swath-grid{ grid-template-columns: 1fr; }}