:root {
            --primary: #5d3ae5;
            --primary-hover: #4a2ec2;
            --bg-dark: #0a0514;
            --bg-dark-alt: #140d26;
            --bg-light: #ffffff;
            --bg-muted: #f8f7fd;
            --text-main: #1d1d1f;
            --text-muted: #6e6e73;
            --text-inv: #ffffff;
            --text-inv-muted: #a19bb8;
            --radius-base: 20px;
            --radius-large: 24px;
            --transition: 0.25s ease;
            --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            --max-width: 1200px;
        }

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

        body {
            font-family: var(--font-family);
            background-color: var(--bg-light);
            color: var(--text-main);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
        }

        a {
            text-decoration: none;
            color: inherit;
        }

        /* Utility for Text Wrap */
        .prose, .crown, .knot {
            word-break: break-word;
            overflow-wrap: break-word;
            white-space: normal;
        }
        
        .prose {
            word-break: keep-all;
        }

        /* 壳层布局 */
        .shell {
            display: flex;
            flex-direction: column;
            min-height: 100vh;
            flex-wrap: wrap;
        }

        /* 导航栏 (Strictly per rules) */
        .peak {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(0, 0, 0, 0.05);
            width: 100%;
        }

        .ribbon {
            display: flex;
            justify-content: space-between;
            align-items: center;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 16px 24px;
            flex-wrap: wrap;
        }

        .crest {
            display: flex;
            align-items: center;
        }

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

        .roster {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
            align-items: center;
        }

        .knot {
            font-size: 15px;
            font-weight: 500;
            color: var(--text-muted);
            transition: color var(--transition);
        }

        .knot:hover, .knot:focus {
            color: var(--primary);
        }

        .knot.active {
            color: var(--primary);
            font-weight: 600;
        }

        /* 主体内容 */
        .spine {
            display: flex;
            flex-direction: column;
            width: 100%;
            flex: 1;
            flex-wrap: wrap;
        }

        /* 区域1: 极速下载 (Hero Variant) */
        .cover {
            background-color: var(--bg-dark);
            color: var(--text-inv);
            padding: 80px 24px;
            display: flex;
            justify-content: center;
            align-items: center;
            flex-wrap: wrap;
            position: relative;
            overflow: hidden;
        }

        .cover::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -20%;
            width: 100%;
            height: 100%;
            background: radial-gradient(circle, rgba(93, 58, 229, 0.15) 0%, transparent 60%);
            z-index: 0;
            pointer-events: none;
        }

        .focal {
            max-width: var(--max-width);
            width: 100%;
            display: flex;
            align-items: center;
            gap: 60px;
            position: relative;
            z-index: 1;
            flex-wrap: wrap;
        }

        .focal-prose {
            flex: 1;
            min-width: 300px;
            display: flex;
            flex-direction: column;
            gap: 24px;
            flex-wrap: wrap;
        }

        .crown-prime {
            font-size: clamp(36px, 5vw, 56px);
            font-weight: 800;
            line-height: 1.15;
            letter-spacing: -0.02em;
        }

        .prose-lead {
            font-size: clamp(18px, 2vw, 22px);
            color: var(--text-inv-muted);
            line-height: 1.6;
        }

        .batch {
            display: flex;
            gap: 16px;
            margin-top: 16px;
            flex-wrap: wrap;
            align-items: center;
        }

        .nib {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            padding: 16px 40px;
            background: var(--primary);
            color: var(--text-inv);
            font-weight: 600;
            font-size: 18px;
            border-radius: 100px;
            border: none;
            box-shadow: 0 8px 24px rgba(93, 58, 229, 0.4);
            cursor: pointer;
            transition: all var(--transition);
        }

        .nib:hover, .nib:focus {
            background: var(--primary-hover);
            transform: translateY(-2px);
            box-shadow: 0 12px 32px rgba(93, 58, 229, 0.5);
        }

        .seal {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 24px;
            background: rgba(255, 255, 255, 0.1);
            color: var(--text-inv);
            font-size: 15px;
            border-radius: 100px;
            border: 1px solid rgba(255, 255, 255, 0.15);
            transition: all var(--transition);
            backdrop-filter: blur(8px);
        }

        .seal:hover, .seal:focus {
            background: rgba(255, 255, 255, 0.15);
            border-color: rgba(255, 255, 255, 0.3);
        }

        .prose-meta {
            font-size: 13px;
            color: var(--text-inv-muted);
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .prose-meta span {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .focal-plate {
            flex: 1.2;
            min-width: 300px;
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
        }

        .plate-cover {
            width: 100%;
            height: auto;
            border-radius: var(--radius-large);
            box-shadow: 0 30px 60px rgba(0,0,0,0.4);
            border: 1px solid rgba(255, 255, 255, 0.05);
            transition: transform var(--transition);
        }

        .plate-cover:hover {
            transform: translateY(-10px);
        }

        /* 区域2: 平台覆盖 (DIV - Acquire) */
        .tray {
            padding: 100px 24px;
            background-color: var(--bg-muted);
            display: flex;
            flex-direction: column;
            align-items: center;
            flex-wrap: wrap;
        }

        .tray-inner {
            max-width: var(--max-width);
            width: 100%;
            display: flex;
            flex-direction: column;
            gap: 60px;
            flex-wrap: wrap;
        }

        .crown-sec {
            font-size: clamp(28px, 4vw, 40px);
            font-weight: 700;
            color: var(--text-main);
            text-align: center;
            margin-bottom: 16px;
        }
        
        .prose-sub {
            text-align: center;
            color: var(--text-muted);
            font-size: 18px;
            max-width: 600px;
            margin: 0 auto;
        }

        .sheaf-visual {
            display: flex;
            justify-content: center;
            margin-bottom: 20px;
            flex-wrap: wrap;
        }

        .plate-folio {
            width: 100%;
            max-width: 900px;
            height: auto;
            border-radius: var(--radius-large);
            box-shadow: 0 20px 40px rgba(0,0,0,0.08);
        }

        .sheaf {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 24px;
            width: 100%;
        }

        .folio {
            background: var(--bg-light);
            padding: 40px 32px;
            border-radius: var(--radius-large);
            border: 1px solid rgba(0, 0, 0, 0.04);
            box-shadow: 0 10px 30px rgba(0,0,0,0.02);
            display: flex;
            flex-direction: column;
            gap: 20px;
            transition: all var(--transition);
            flex-wrap: wrap;
            position: relative;
            overflow: hidden;
        }

        .folio:hover, .folio:focus-within {
            transform: translateY(-5px);
            box-shadow: 0 20px 40px rgba(93, 58, 229, 0.08);
            border-color: rgba(93, 58, 229, 0.1);
        }

        .glyph-mark {
            width: 64px;
            height: 64px;
            border-radius: 16px;
            background: var(--bg-muted);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            margin-bottom: 8px;
            transition: background var(--transition);
        }

        .folio:hover .glyph-mark {
            background: var(--primary);
            color: var(--text-inv);
        }

        .glyph {
            width: 32px;
            height: 32px;
            fill: currentColor;
        }

        .crown-node {
            font-size: 24px;
            font-weight: 700;
            color: var(--text-main);
        }

        .prose-desc {
            color: var(--text-muted);
            font-size: 15px;
            flex-grow: 1;
        }

        .nib-outline {
            display: inline-flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 20px;
            background: transparent;
            color: var(--primary);
            border: 1px solid var(--primary);
            border-radius: 12px;
            font-weight: 600;
            font-size: 15px;
            transition: all var(--transition);
            margin-top: auto;
            cursor: pointer;
            width: 100%;
        }

        .nib-outline:hover, .nib-outline:focus {
            background: var(--primary);
            color: var(--text-inv);
        }
        
        .nib-outline .glyph-small {
            width: 20px;
            height: 20px;
            fill: currentColor;
            transition: transform var(--transition);
        }

        .nib-outline:hover .glyph-small {
            transform: translateY(2px);
        }

        /* 区域3: 数据对比 (Article - Comparison) */
        .vault {
            padding: 100px 24px;
            background-color: var(--bg-light);
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
        }

        .stage {
            max-width: var(--max-width);
            width: 100%;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 60px;
            flex-wrap: wrap;
        }
        
        .stage-peak {
            text-align: center;
            max-width: 700px;
            display: flex;
            flex-direction: column;
            gap: 16px;
            flex-wrap: wrap;
        }

        .sheaf-stats {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 32px;
            width: 100%;
        }

        .memo {
            padding: 40px 24px;
            text-align: center;
            display: flex;
            flex-direction: column;
            gap: 16px;
            background: var(--bg-muted);
            border-radius: var(--radius-base);
            border: 1px solid rgba(0, 0, 0, 0.03);
            transition: transform var(--transition);
            flex-wrap: wrap;
        }

        .memo:hover {
            transform: translateY(-5px);
        }

        .memo-data {
            font-size: 48px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1;
            letter-spacing: -0.03em;
        }

        .memo-mark {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-main);
        }

        .memo-prose {
            font-size: 14px;
            color: var(--text-muted);
        }

        /* 页脚 */
        .root {
            background-color: var(--bg-dark-alt);
            color: var(--text-inv-muted);
            padding: 60px 24px 40px;
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            border-top: 1px solid rgba(255,255,255,0.05);
        }

        .bind {
            max-width: var(--max-width);
            width: 100%;
            display: flex;
            flex-direction: column;
            gap: 40px;
            flex-wrap: wrap;
        }

        .ledge {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            flex-wrap: wrap;
            gap: 20px;
        }

        .ledge-brand {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-inv);
        }

        .ledge-roster {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
        }

        .ledge-knot {
            font-size: 14px;
            transition: color var(--transition);
        }

        .ledge-knot:hover, .ledge-knot:focus {
            color: var(--text-inv);
        }

        /* 响应式调整 */
        @media (max-width: 1024px) {
            .focal {
                flex-direction: column;
                text-align: center;
                gap: 40px;
            }
            .batch {
                justify-content: center;
            }
            .prose-meta {
                justify-content: center;
            }
        }

        @media (max-width: 768px) {
            .ribbon {
                flex-direction: column;
                gap: 16px;
                padding: 16px;
            }
            .roster {
                width: 100%;
                justify-content: center;
                gap: 16px;
            }
            .cover {
                padding: 40px 16px;
            }
            .crown-prime {
                font-size: 32px;
            }
            .tray, .vault {
                padding: 60px 16px;
            }
            .ledge {
                flex-direction: column;
                text-align: center;
            }
            .ledge-roster {
                justify-content: center;
            }
            .sheaf, .sheaf-stats {
                grid-template-columns: 1fr;
            }
        }

.ribbon-peak .ribbon-ribbon, .ribbon-peak .ribbon-roster{
            display: flex;
            flex-wrap: wrap;
            min-width: 0;
            word-break: break-word;
            overflow-wrap: break-word;
        }

.ribbon-peak{
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 100;
            background: rgba(10, 5, 20, 0.85);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }

.ribbon-peak .ribbon-ribbon{
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
            height: 72px;
            align-items: center;
            justify-content: space-between;
        }

.ribbon-peak .ribbon-crest{
            display: flex;
            align-items: center;
            min-width: 0;
        }

.ribbon-peak .ribbon-crest img{
            height: 32px;
            width: auto;
            display: block;
        }

.ribbon-peak .ribbon-roster{
            align-items: center;
            gap: 8px;
        }

.ribbon-peak .ribbon-knot{
            padding: 8px 16px;
            color: #a19bb8;
            font-size: 14px;
            font-weight: 500;
            border-radius: 19px;
            transition: 0.25s ease;
        }

.ribbon-peak .ribbon-knot:hover{
            color: #ffffff;
            background: rgba(255, 255, 255, 0.05);
        }

.ribbon-peak .ribbon-knot.active{
            color: #ffffff;
            background: rgba(93, 58, 229, 0.2);
        }

@media (max-width: 768px){.ribbon-peak .ribbon-ribbon{
                padding: 0 16px;
                justify-content: center;
            }

.ribbon-peak .ribbon-roster{
                display: none; 
            }}

.ribbon-peak {
    background: rgb(10, 5, 20);
    background-image: none;
}

.bind-root {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-main);
}
.bind-root,
.bind-root *,
.bind-root *::before,
.bind-root *::after {
    box-sizing: border-box;
}

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

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

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

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

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

.bind-root .bind-bind{
            display: flex;
            flex-wrap: wrap;
            min-width: 0;
            word-break: break-word;
            overflow-wrap: break-word;
        }

.bind-root .bind-prose, .bind-root .bind-crown{
            word-break: break-word;
            overflow-wrap: break-word;
        }

.bind-root .bind-crown{
            white-space: normal;
        }

.bind-root{
            background: #0a0514;
            color: #a19bb8;
            padding: 60px 24px;
            border-top: 1px solid rgba(255,255,255,0.05);
        }

.bind-root .bind-bind{
            max-width: 1280px;
            margin: 0 auto;
            width: 100%;
            justify-content: center;
            align-items: center;
            flex-direction: column;
            gap: 24px;
        }

.bind-root .bind-bind .bind-crown{
            font-size: 20px;
            font-weight: 700;
            color: #ffffff;
            letter-spacing: 1px;
        }

.bind-root .bind-bind .bind-prose{
            font-size: 14px;
            text-align: center;
        }