:root{--bg: #0b0d12;--surface: #161a22;--surface-2: #1f2430;--tile: #2a2f3c;--tile-2: #232834;--tile-selected: #5b6a8c;--text: #f2f4f8;--text-dim: #98a1b2;--border: #2e3442;--yellow: #ffd43b;--green: #6ed06e;--blue: #5a9cf8;--purple: #c07fe0;--grad-hot: linear-gradient(120deg, #ff5f9e, #b15cff 45%, #5a9cf8);--grad-gold: linear-gradient(120deg, #ffd43b, #ff8a3b);--radius: 12px;--board-max: 624px}*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:Segoe UI,system-ui,-apple-system,Roboto,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased}body{min-height:100vh;display:flex;flex-direction:column;align-items:center;position:relative;overflow-x:hidden}.bg-glow{position:fixed;inset:-30% -10% auto -10%;height:70vh;z-index:0;pointer-events:none;background:radial-gradient(40% 50% at 25% 20%,rgba(177,92,255,.22),transparent 70%),radial-gradient(45% 55% at 80% 10%,rgba(90,156,248,.2),transparent 70%),radial-gradient(35% 45% at 55% 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