: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:flex;flex-direction:column;align-items:center;justify-content:center;padding:1rem;gap:1rem}.game-header{text-align:center}.game-header h1{margin:0;font-size:1.8rem;font-weight:700;letter-spacing:-.02em;color:#84cc16;text-shadow:0 0 20px rgba(132,204,22,.4)}.game-header p{margin:.25rem 0 0;color:#ffffff80;font-size:.85rem}.game-container{position:relative;border:2px solid #3f3f46;border-radius:12px;overflow:hidden;background:#1a1a1a;box-shadow:0 0 40px #0009,0 0 15px #84cc161a}.game-container canvas{display:block}.hud{display:flex;justify-content:space-between;align-items:center;padding:.5rem 1rem;background:#3f3f46;border-radius:8px;font-size:.85rem;gap:1rem;flex-wrap:wrap;min-width:600px}.hud-section{display:flex;align-items:center;gap:.75rem}.hud-label{color:#ffffff80;font-size:.75rem;text-transform:uppercase;letter-spacing:.1em}.hud-value{font-weight:600;font-family:ui-monospace,SFMono-Regular,Menlo,monospace}.health-bar{width:120px;height:8px;background:#27272a;border-radius:4px;overflow:hidden}.health-fill{height:100%;border-radius:4px;transition:width .2s ease}.overlay{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;align-items:center;justify-content:center;background:#000000bf;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:10}.overlay h2{font-size:2rem;margin:0 0 .5rem}.overlay p{margin:.25rem 0;color:#fff9}.overlay .stats{margin:1rem 0;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.9rem;color:#84cc16}.overlay button{margin-top:1rem;padding:.6rem 1.5rem;background:#84cc16;color:#0a0a0a;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:background .15s}.overlay button:hover{background:#a3e635}.controls-hint{display:flex;gap:1.5rem;font-size:.75rem;color:#ffffff59}.controls-hint kbd{display:inline-block;padding:.1rem .4rem;background:#27272a;border:1px solid #3f3f46;border-radius:4px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.7rem}