:root{--bg-canvas: #F5F7FA;--bg-secondary: #EEF2F6;--bg-elevated: #FFFFFF;--bg-glass: rgba(255, 255, 255, .88);--text-primary: #0F172A;--text-secondary: #475569;--text-muted: #64748B;--border-hairline: rgba(15, 23, 42, .08);--border-strong: rgba(15, 23, 42, .14);--accent-blue: #0071E3;--accent-blue-hover: #005BB5;--accent-blue-soft: rgba(0, 113, 227, .09);--status-green: #15803D;--status-green-soft: rgba(21, 128, 61, .1);--status-amber: #B45309;--status-amber-soft: rgba(180, 83, 9, .1);--status-red: #DC2626;--status-red-soft: rgba(220, 38, 38, .1);--status-purple: #6D28D9;--status-purple-soft: rgba(109, 40, 217, .1);--shadow-card: 0 2px 12px -2px rgba(15, 23, 42, .05), 0 1px 3px rgba(15, 23, 42, .03);--shadow-modal: 0 20px 44px -12px rgba(15, 23, 42, .16), 0 4px 14px rgba(15, 23, 42, .06);--radius-sm: 10px;--radius-md: 14px;--radius-lg: 18px;--radius-xl: 24px;--ease-out-quart: cubic-bezier(.23, 1, .32, 1)}*{box-sizing:border-box;margin:0;padding:0;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:-apple-system,BlinkMacSystemFont,SF Pro Text,SF Pro Display,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;background-color:var(--bg-canvas);color:var(--text-primary);line-height:1.5;font-size:14px;overflow-x:hidden}.tabular,code,pre,.mono{font-variant-numeric:tabular-nums}code,pre,.mono{font-family:SF Mono,JetBrains Mono,Menlo,Monaco,Consolas,monospace}.glass-nav{position:sticky;top:0;z-index:60;min-height:66px;background:var(--bg-glass);backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px);border-bottom:1px solid var(--border-hairline)}.nav-inner{max-width:1440px;margin:0 auto;min-height:66px;padding:8px 24px;display:flex;align-items:center;justify-content:space-between;gap:14px}.brand-box{display:flex;align-items:center;gap:11px;flex-shrink:0}.brand-box 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span{color:var(--accent-blue)}.hero-desc{font-size:13.5px;color:var(--text-secondary);line-height:1.6;margin-bottom:16px}.hero-metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.metric-pill{background:#ffffffeb;border:1px solid var(--border-hairline);border-radius:12px;padding:10px 14px}.metric-pill .label{font-size:11.5px;color:var(--text-muted);white-space:nowrap}.metric-pill .val{font-size:20px;font-weight:750;margin-top:2px}.split-workspace{display:grid;grid-template-columns:1.22fr .78fr;gap:20px;align-items:start}.bento-card{background:var(--bg-elevated);border:1px solid var(--border-hairline);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);padding:20px}.platform-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.platform-item{background:#fff;border:1px solid var(--border-hairline);border-radius:12px;padding:11px 13px;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:8px;transition:all .14s 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