:root{--bg: #0e1116;--panel: #161b22;--panel-2: #1c232d;--felt: #142a3d;--felt-line: #1d3f5a;--accent: #2fb380;--accent-dim: #1c6e4f;--text: #e7edf3;--muted: #8b97a6;--slot-line: rgba(255, 255, 255, .14);--shadow: rgba(0, 0, 0, .45)}*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;-webkit-font-smoothing:antialiased}#app{max-width:1040px;margin:0 auto;padding:14px 14px 40px}header.t-header{display:flex;align-items:baseline;justify-content:space-between;flex-wrap:wrap;gap:8px 16px;margin-bottom:12px}header.t-header h1{margin:0;font-size:clamp(22px,4vw,34px);letter-spacing:.13em;font-weight:800;background:linear-gradient(90deg,#538cff,#ffb03b 55%,#5cd699);-webkit-background-clip:text;background-clip:text;color:transparent}.t-sub{color:var(--muted);font-size:13px}.t-toolbar{display:flex;align-items:center;flex-wrap:wrap;gap:8px;margin-bottom:14px}.t-toolbar .spacer{flex:1}button.t-btn{background:var(--panel-2);color:var(--text);border:1px solid var(--slot-line);border-radius:8px;padding:8px 13px;font-size:14px;font-weight:600;cursor:pointer;transition:background .12s,border-color .12s,transform .05s}button.t-btn:hover:not(:disabled){background:#243040;border-color:var(--accent-dim)}button.t-btn:active:not(:disabled){transform:translateY(1px)}button.t-btn:disabled{opacity:.4;cursor:default}button.t-btn.primary{background:var(--accent-dim);border-color:var(--accent)}button.t-btn.primary:hover:not(:disabled){background:var(--accent);color:#04140d}.t-stat{background:var(--panel);border:1px solid var(--slot-line);border-radius:8px;padding:6px 12px;font-size:13px;color:var(--muted)}.t-stat b{color:var(--text);font-variant-numeric:tabular-nums}.t-board{background:radial-gradient(circle at 50% 0%,var(--felt-line),var(--felt) 65%);border:1px solid #0a2233;border-radius:14px;padding:12px;box-shadow:inset 0 1px #ffffff0d,0 8px 30px var(--shadow);overflow:hidden}.t-canvas{display:block;width:100%}.t-banner{margin-top:14px;padding:14px 16px;background:linear-gradient(90deg,var(--accent-dim),#2c8d66);border:1px solid var(--accent);border-radius:10px;display:none;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}.t-banner.show{display:flex}.t-banner b{font-size:18px}.t-hint{color:var(--muted);font-size:12.5px;margin-top:12px;line-height:1.6}@media(max-width:560px){#app{padding:8px}.t-board{padding:7px}.t-stat{padding:5px 9px;font-size:12px}}