:root{--accent: #c0843a;--bg: #161310;--panel: #221d18;--panel2: #2c2620;--text: #efe7dc;--muted: #a89a86;--good: #4caf72;--bad: #d9504b}*{box-sizing:border-box}body{margin:0;font-family:Segoe UI,system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text)}.oddity-root{max-width:640px;margin:0 auto;padding:16px}header h1{margin:0;letter-spacing:.18em;font-size:2rem;color:var(--accent)}.tagline{margin:4px 0 14px;color:var(--muted);font-size:.9rem}.controls{display:flex;gap:8px;margin-bottom:12px}.btn,.rule-btn{background:var(--panel);color:var(--text);border:1px solid #3a322a;border-radius:8px;padding:8px 14px;font-size:.9rem;cursor:pointer;transition:background .12s,border-color .12s}.btn:hover,.rule-btn:hover:not(:disabled){background:var(--panel2)}.btn.active{background:var(--accent);color:#1a140d;border-color:var(--accent);font-weight:600}.status-bar{background:var(--panel);border-radius:8px;padding:8px 12px;font-size:.85rem;color:var(--muted);margin-bottom:12px}.board{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:14px}.item-cell{background:var(--panel);border:2px solid #3a322a;border-radius:12px;padding:10px;cursor:pointer;aspect-ratio:1 / 1;display:flex;align-items:center;justify-content:center;transition:border-color .12s,transform .08s}.item-cell:hover{border-color:var(--accent)}.item-cell.selected{border-color:var(--accent);box-shadow:0 0 0 3px #c0843a59;transform:translateY(-2px)}.glyph{width:100%;height:100%}.message{min-height:1.4em;padding:8px 12px;border-radius:8px;background:var(--panel);font-size:.9rem;margin-bottom:12px}.message.good{color:var(--good)}.message.bad{color:var(--bad)}.rule-bar{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-bottom:12px}.rule-label{font-size:.85rem;color:var(--muted);width:100%}.rule-btn:disabled{opacity:.5;cursor:default}.rule-btn.solved{background:var(--good);color:#0d1a12;border-color:var(--good);opacity:1}.progress{font-size:.85rem;color:var(--muted)}