:root{color-scheme:light;font-family:Arial,Helvetica,sans-serif}*{box-sizing:border-box;margin:0}html,body,#root{min-height:100vh;background:#f0f0f0;color:#222}.app{min-height:100vh;display:flex;flex-direction:column;align-items:center;padding:2rem 1rem}h1{font-size:1.8rem;margin-bottom:.25rem}.subtitle{color:#666;font-size:.9rem;margin-bottom:1.5rem;text-align:center}.target-row{display:flex;align-items:center;gap:.75rem;margin-bottom:1.5rem;font-weight:600}.target-swatch{display:inline-block;width:40px;height:40px;border-radius:6px;border:2px solid #333}.lab{display:flex;gap:12px;flex-wrap:wrap;justify-content:center;margin-bottom:1.5rem}.beaker{width:80px;height:120px;border:3px solid #333;border-top:none;border-radius:0 0 10px 10px;position:relative;overflow:hidden;cursor:pointer;background:#fff6;transition:transform .15s}.beaker:hover{transform:scale(1.05)}.beaker.selected{border-color:#f39c12;box-shadow:0 0 0 3px #f39c1266}.liquid{position:absolute;bottom:0;width:100%;transition:height .3s,background .3s}.win-banner{background:#27ae60;color:#fff;padding:.75rem 1.5rem;border-radius:8px;font-weight:700;font-size:1.1rem;margin-bottom:1.5rem;display:flex;align-items:center;gap:1rem}.win-banner button{background:#fff;color:#27ae60;border:none;border-radius:6px;padding:.4rem 1rem;font-weight:600;cursor:pointer}.reset-btn{background:#555;color:#fff;border:none;border-radius:6px;padding:.5rem 1.5rem;font-size:.95rem;cursor:pointer}.reset-btn:hover{background:#333}