: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}body{overflow:hidden}.shell{min-height:100vh;display:grid;place-items:center;padding:2rem}.game-container{position:relative;width:420px;height:620px;background:linear-gradient(180deg,#0d1b2a,#1b2838 40%,#2d4a3e);border-radius:1rem;border:2px solid rgba(255,255,255,.1);overflow:hidden;-webkit-user-select:none;user-select:none;box-shadow:0 0 60px #0009,inset 0 0 80px #0000004d}.ground{position:absolute;bottom:0;left:0;right:0;height:60px;background:linear-gradient(180deg,#3a6b35,#2d5a2d,#1e4420);border-top:3px solid #4a8b45}.ground:before{content:"";position:absolute;top:8px;left:0;right:0;height:4px;background:repeating-linear-gradient(90deg,transparent 0,transparent 20px,#4a8b45 20px,#4a8b45 22px);opacity:.4}.star{position:absolute;width:3px;height:3px;background:#fff;border-radius:50%;opacity:.5;animation:twinkle 2s ease-in-out infinite alternate}@keyframes twinkle{0%{opacity:.3}to{opacity:.8}}.hud{position:absolute;top:0;left:0;right:0;display:flex;justify-content:space-between;align-items:center;padding:12px 16px;background:linear-gradient(180deg,rgba(0,0,0,.6) 0%,transparent 100%);z-index:10}.score-display{font-size:1.1rem;font-weight:700;color:gold;text-shadow:0 0 10px rgba(255,215,0,.4)}.lives-display{display:flex;gap:4px;font-size:1.2rem}.life{filter:drop-shadow(0 0 4px rgba(255,0,0,.5));transition:opacity .3s}.life.lost{opacity:.2;filter:grayscale(1)}.level-display{font-size:.8rem;color:#fff9;text-align:center;margin-top:2px}.monkey{position:absolute;bottom:60px;width:60px;height:60px;transition:left .05s linear;z-index:5;font-size:50px;line-height:60px;text-align:center;filter:drop-shadow(0 4px 8px rgba(0,0,0,.5))}.falling-item{position:absolute;width:36px;height:36px;font-size:30px;line-height:36px;text-align:center;z-index:4;filter:drop-shadow(0 2px 6px rgba(0,0,0,.4));pointer-events:none}.score-popup{position:absolute;font-size:1rem;font-weight:800;pointer-events:none;z-index:20;animation:popUp .7s ease-out forwards}@keyframes popUp{0%{transform:translateY(0) scale(.5);opacity:1}to{transform:translateY(-50px) scale(1.2);opacity:0}}.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(6px);backdrop-filter:blur(6px);z-index:50;text-align:center;padding:2rem}.overlay h1{font-size:2rem;margin:0 0 .5rem;background:linear-gradient(135deg,gold,#ff8c00);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.overlay h2{font-size:1.4rem;margin:0 0 .5rem;color:#ff6b6b}.overlay p{color:#ffffffb3;margin:.25rem 0;font-size:.95rem}.overlay .big-emoji{font-size:4rem;margin-bottom:1rem;animation:bounce 1s ease-in-out infinite}@keyframes bounce{0%,to{transform:translateY(0)}50%{transform:translateY(-12px)}}.btn{margin-top:1.25rem;padding:.75rem 2rem;font-size:1rem;font-weight:700;border:none;border-radius:.5rem;cursor:pointer;background:linear-gradient(135deg,gold,#ff8c00);color:#1a1a1a;box-shadow:0 4px 15px #ffd7004d;transition:transform .15s,box-shadow .15s}.btn:hover{transform:translateY(-2px);box-shadow:0 6px 20px #ffd70080}.btn:active{transform:translateY(0)}.final-score{font-size:2.5rem;font-weight:800;color:gold;margin:.5rem 0;text-shadow:0 0 20px rgba(255,215,0,.4)}.instructions{margin-top:1rem;padding:.75rem 1rem;border:1px solid rgba(255,255,255,.1);border-radius:.5rem;background:#ffffff08}.instructions p{font-size:.8rem;color:#ffffff80;margin:.15rem 0}.key-hint{display:inline-block;background:#ffffff1a;padding:.1rem .4rem;border-radius:.25rem;font-family:monospace;font-size:.75rem;border:1px solid rgba(255,255,255,.15)}