*{box-sizing:border-box;margin:0;padding:0}body{color:#e8e6e3;background:#0b0f2b;justify-content:center;align-items:center;min-height:100vh;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;display:flex}#app{text-align:center;width:100%;max-width:640px;padding:2rem}h1{background:linear-gradient(135deg,#f0b429,#f7dc6f);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;margin-bottom:.5rem;font-size:2.8rem}h2{margin-bottom:.75rem;font-size:2rem}.subtitle{color:#7a7f9a;margin-bottom:2rem;font-size:1.05rem}button{color:#0b0f2b;cursor:pointer;background:#f0b429;border:none;border-radius:8px;padding:.75rem 2rem;font-size:1.05rem;font-weight:700;transition:transform .15s,box-shadow .15s}button:hover{transform:translateY(-2px);box-shadow:0 4px 16px #f0b42959}button:active{transform:translateY(0)}.btn-secondary{color:#7a7f9a;background:0 0;border:1px solid #2a2e50;margin-top:1rem;padding:.5rem 1.25rem;font-size:.9rem}.btn-secondary:hover{color:#f0b429;box-shadow:none;border-color:#f0b429}input{color:#e8e6e3;background:#141833;border:2px solid #1e2450;border-radius:8px;outline:none;padding:.75rem 1rem;font-size:1.05rem;transition:border-color .2s}input:focus{border-color:#f0b429}.actions{flex-direction:column;align-items:center;gap:1.5rem;display:flex}.divider{color:#4a4e6a;font-size:.9rem}.join-group{gap:.5rem;display:flex}#room-input{text-transform:uppercase;letter-spacing:.2rem;text-align:center;width:140px;font-weight:700}.room-code-display{letter-spacing:.6rem;color:#f0b429;margin:.75rem 0;font-size:3rem;font-weight:800}#scoreboard{background:#141833;border:1px solid #1e2450;border-radius:10px;justify-content:space-between;align-items:center;margin-bottom:1.25rem;padding:.75rem 1.25rem;display:flex}.score{font-size:1.15rem;font-weight:700}.score.you{color:#4da6ff}.score.opponent{color:#ff6b6b}.round-num{color:#7a7f9a;font-size:.95rem}#staff-canvas{background:#141833;border:1px solid #1e2450;border-radius:12px;width:100%;max-width:600px}.hint{color:#4a4e6a;margin-top:1.25rem;font-size:.9rem}#note-input{text-align:center;text-transform:uppercase;caret-color:#f0b429;border-radius:12px;width:80px;height:80px;margin-top:.75rem;font-size:2.5rem;font-weight:800}#note-input:focus{border-color:#f0b429;box-shadow:0 0 0 3px #f0b42926}#feedback{margin-top:1rem;font-size:1.3rem;font-weight:700}.feedback.correct{color:#48d89d}.feedback.wrong{color:#ff4d4d;animation:.3s shake}@keyframes shake{0%,to{transform:translate(0)}25%{transform:translate(-6px)}75%{transform:translate(6px)}}.result{margin-bottom:1rem;font-size:2.5rem}.result.win{color:#48d89d}.result.lose{color:#ff4d4d}.final-score-row{color:#7a7f9a;margin:.25rem 0;font-size:1.15rem}#play-again-btn{margin-top:2rem}