: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:#222;color:#fafafa}.shell{min-height:100vh;display:grid;place-items:center;padding:2rem}.maze-container{display:flex;flex-direction:column;align-items:center}h1{margin:0 0 .5rem;font-size:2rem;font-weight:600;letter-spacing:-.02em}.subtitle{margin:0 0 1rem;color:#ffffffa6;font-size:.9rem;text-align:center}.grid{display:grid;grid-template-columns:repeat(6,60px);gap:4px;background:#444;padding:5px;border-radius:8px}.cell{width:60px;height:60px;background:#333;display:flex;align-items:center;justify-content:center;font-size:24px;border-radius:4px;transition:background .15s}.cell.empty{cursor:pointer}.cell.empty:hover{background:#3a3a3a}.cell.beam{background:#e74c3c40;box-shadow:inset 0 0 12px #e74c3c66}.cell.laser{background:#e74c3c}.cell.target{background:#27ae60}.cell.target.hit{background:#2ecc71;box-shadow:0 0 16px #2ecc71b3}.cell.mirror{cursor:pointer;background:#34495e}.cell.mirror:hover{background:#3d566e}.cell.mirror.beam{background:#c0392b;box-shadow:inset 0 0 10px #e74c3c80}.emoji{font-size:28px;line-height:1}.mirror-char{font-size:32px;font-weight:700;font-family:monospace;color:#ecf0f1}.win-banner{display:flex;align-items:center;gap:1rem;margin-bottom:1rem;padding:.75rem 1.5rem;background:#2ecc7126;border:1px solid rgba(46,204,113,.4);border-radius:8px;font-size:1.1rem;font-weight:600;color:#2ecc71}.reset-btn{padding:.5rem 1.25rem;border:none;border-radius:6px;background:#555;color:#fafafa;font-size:.9rem;cursor:pointer;transition:background .15s}.reset-btn:hover{background:#666}.reset-btn.bottom{margin-top:1rem}