: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;margin:0;padding:0}html,body,#root{min-height:100vh;background:#0a0a0a;color:#fafafa;overflow:hidden}.game-container{width:100vw;height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;position:relative}canvas{display:block;border-radius:12px;box-shadow:0 0 40px #64c8ff26,0 0 80px #64c8ff0d}.hud{position:absolute;top:16px;left:50%;transform:translate(-50%);display:flex;gap:24px;font-size:1rem;font-weight:600;color:#e0e0e0;text-shadow:0 2px 8px rgba(0,0,0,.8);z-index:10;pointer-events:none}.hud span{background:#00000080;padding:6px 14px;border-radius:20px;border:1px solid rgba(255,255,255,.1);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.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(8px);backdrop-filter:blur(8px);z-index:20;border-radius:12px}.overlay h1{font-size:2.5rem;font-weight:800;letter-spacing:-.03em;margin-bottom:.5rem;background:linear-gradient(135deg,#a855f7,#6366f1,#22d3ee);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.overlay h2{font-size:1.5rem;font-weight:600;margin-bottom:.5rem;color:#f87171}.overlay .subtitle{font-size:1rem;color:#fff9;margin-bottom:2rem}.overlay .score-display{font-size:1.3rem;color:#a78bfa;margin-bottom:1.5rem;font-weight:600}.overlay .instructions{font-size:.85rem;color:#ffffff73;margin-bottom:1.5rem;text-align:center;line-height:1.8;max-width:320px}.btn{background:linear-gradient(135deg,#7c3aed,#6366f1);color:#fff;border:none;padding:12px 36px;font-size:1rem;font-weight:600;border-radius:30px;cursor:pointer;transition:transform .15s,box-shadow .15s;letter-spacing:.02em}.btn:hover{transform:scale(1.05);box-shadow:0 0 24px #7c3aed80}.btn:active{transform:scale(.97)}.lives{display:flex;gap:4px}.heart{width:18px;height:18px}.mobile-controls{position:absolute;bottom:24px;left:50%;transform:translate(-50%);display:none;gap:8px;z-index:15}@media(max-width:768px){.mobile-controls{display:grid;grid-template-columns:60px 60px 60px;grid-template-rows:60px 60px}}.dpad-btn{width:60px;height:60px;background:#ffffff1a;border:1px solid rgba(255,255,255,.2);border-radius:12px;color:#fff;font-size:1.5rem;display:flex;align-items:center;justify-content:center;cursor:pointer;user-select:none;-webkit-user-select:none;touch-action:none}.dpad-btn:active{background:#ffffff40}.dpad-up{grid-column:2;grid-row:1}.dpad-left{grid-column:1;grid-row:2}.dpad-down{grid-column:2;grid-row:2}.dpad-right{grid-column:3;grid-row:2}