:root{color-scheme:dark;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;line-height:1.5}*{box-sizing:border-box}html,body,#root{margin:0;min-height:100vh;background:#0a0a0a;color:#fafafa}.shell{min-height:100vh;display:grid;place-items:center;padding:2rem}.lobby{display:flex;flex-direction:column;align-items:center;gap:1rem;max-width:22rem;width:100%}.subtitle{margin:0;color:#ffffff73;font-size:.95rem}.join-form{display:flex;flex-direction:column;gap:.75rem;width:100%}.input{padding:.65rem .85rem;font-size:.95rem;color:#fafafa;background:#ffffff0f;border:1px solid rgba(255,255,255,.15);border-radius:.5rem;outline:none;transition:border-color .15s}.input:focus{border-color:#ffffff59}.input::placeholder{color:#ffffff4d}.btn{padding:.6rem 1.5rem;font-size:.95rem;font-weight:600;border-radius:.5rem;cursor:pointer;transition:background .15s,border-color .15s;border:1px solid transparent}.btn--primary{color:#fafafa;background:#ffffff1f;border-color:#ffffff2e}.btn--primary:hover{background:#fff3}.btn--ghost{color:#ffffff8c;background:transparent;border-color:#ffffff1f}.btn--ghost:hover{color:#fffc;border-color:#ffffff40}.game{display:flex;flex-direction:column;align-items:center;gap:1.25rem}h1{margin:0;font-size:2rem;font-weight:700;letter-spacing:-.03em}.info{display:flex;align-items:center;gap:1rem}.mark{font-weight:700;font-size:1rem}.mark--X{color:#60a5fa}.mark--O{color:#f472b6}.game-id{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.8rem;color:#ffffff59}.status{font-size:1.1rem;color:#ffffffa6;margin:0;min-height:1.75rem}.status--win{color:#4ade80;font-weight:600}.status--lose{color:#f87171;font-weight:600}.status--draw{color:#facc15;font-weight:600}.status--your-turn{color:#60a5fa;font-weight:600}.board{display:grid;grid-template-columns:repeat(3,1fr);gap:.5rem}.cell{width:6rem;height:6rem;display:flex;align-items:center;justify-content:center;font-size:2.25rem;font-weight:700;color:#fafafa;background:#ffffff0d;border:1px solid rgba(255,255,255,.12);border-radius:.5rem;cursor:pointer;transition:background .15s,border-color .15s}.cell:hover:not(:disabled){background:#ffffff1a;border-color:#ffffff40}.cell:disabled{cursor:default}.cell--x{color:#60a5fa}.cell--o{color:#f472b6}.cell--win{border-color:#4ade80;background:#4ade801f;color:#4ade80}.actions{display:flex;gap:.75rem}