:root{--bg: #06131f;--felt: #0b2545;--felt-hi: #13315c;--gold: #d4af37;--gold-hi: #f0cf66;--cream: #eaf2f7;--ink: #101820;--red: #c0392b;--muted: #8fa8ba;--sea: #1b4b72;--sea-lo: #123a5c;--ship: #7d8ca3}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body,#root{height:100%;margin:0}body{font-family:Segoe UI,Tahoma,system-ui,-apple-system,sans-serif;background:radial-gradient(1200px 700px at 50% -10%,#123a5c 0%,var(--bg) 62%);color:var(--cream);overscroll-behavior:none}.app{min-height:100%;display:flex;flex-direction:column}.btn{border:1px solid #ffffff22;background:#ffffff10;color:var(--cream);padding:10px 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