:root{color-scheme:dark;font-family:Segoe UI,system-ui,-apple-system,sans-serif;line-height:1.5}*{box-sizing:border-box;margin:0;padding:0}html,body,#root{min-height:100vh;background:#0f0f1a;color:#fafafa;overflow:hidden;user-select:none;-webkit-user-select:none;-webkit-tap-highlight-color:transparent}.game-wrapper{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100vh;padding:1rem;gap:1rem}.game-header{display:flex;gap:3rem}.score-display{display:flex;flex-direction:column;align-items:center}.score-label{font-size:.7rem;letter-spacing:.2em;color:#fff6;font-weight:600}.score-value{font-size:2rem;font-weight:700;font-variant-numeric:tabular-nums;color:#fff}.game-area{position:relative;width:320px;height:500px;background:linear-gradient(180deg,#1a1a2e,#16213e,#0f3460);border-radius:12px;overflow:hidden;cursor:pointer;border:1px solid rgba(255,255,255,.08);box-shadow:0 0 60px #4ecdc414,0 4px 20px #0006}.skyline{position:absolute;bottom:0;left:0;right:0;height:120px;background:linear-gradient(transparent 60%,#ffffff05 60%),repeating-linear-gradient(90deg,rgba(255,255,255,.015) 0px,rgba(255,255,255,.015) 20px,transparent 20px,transparent 40px);pointer-events:none}.game-world{position:absolute;top:0;right:0;bottom:0;left:0;transition:transform .3s ease-out}.ground-line{position:absolute;left:0;right:0;bottom:0;height:2px;background:#ffffff1a}.tower-block{position:absolute;height:28px;border-radius:3px;box-shadow:inset 0 2px #ffffff40,inset 0 -2px #00000026,0 2px 4px #0000004d;transition:none}.tower-block:after{content:"";position:absolute;top:2px;left:4px;right:4px;height:2px;background:#ffffff26;border-radius:1px}.current-block{position:absolute;height:28px;border-radius:3px;box-shadow:inset 0 2px #ffffff4d,inset 0 -2px #00000026,0 4px 12px #0006;animation:pulse .6s ease-in-out infinite alternate}.current-block:after{content:"";position:absolute;top:2px;left:4px;right:4px;height:2px;background:#fff3;border-radius:1px}@keyframes pulse{0%{filter:brightness(1)}to{filter:brightness(1.15)}}.falling-piece{position:absolute;height:28px;border-radius:3px;pointer-events:none;box-shadow:0 2px 8px #0000004d}.perfect-text{position:absolute;left:50%;transform:translate(-50%);font-size:1.1rem;font-weight:800;letter-spacing:.1em;color:#ffeaa7;text-shadow:0 0 10px rgba(255,234,167,.5);animation:perfectPop .8s ease-out forwards;pointer-events:none}@keyframes perfectPop{0%{opacity:1;transform:translate(-50%) translateY(0) scale(.5)}30%{transform:translate(-50%) translateY(-10px) scale(1.2)}to{opacity:0;transform:translate(-50%) translateY(-30px) scale(1)}}.overlay{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;align-items:center;justify-content:center;background:#0f0f1ad9;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);z-index:10}.overlay-title{font-size:2.5rem;font-weight:900;letter-spacing:.15em;margin-bottom:.5rem;background:linear-gradient(135deg,#4ecdc4,#45b7d1,#ff6b6b);background-clip:text;-webkit-background-clip:text;-webkit-text-fill-color:transparent}.overlay-sub{color:#ffffff80;font-size:.85rem;margin-bottom:1.5rem}.overlay-score{color:#ffffffb3;font-size:1.1rem;margin-bottom:.5rem}.new-best{color:#ffeaa7;font-size:.9rem;font-weight:700;letter-spacing:.15em;margin-bottom:.5rem;animation:perfectPop 1s ease-out infinite}.play-btn{padding:.75rem 2.5rem;font-size:.9rem;font-weight:700;letter-spacing:.15em;border:none;border-radius:8px;background:linear-gradient(135deg,#4ecdc4,#45b7d1);color:#0f0f1a;cursor:pointer;transition:transform .15s,box-shadow .15s}.play-btn:hover{transform:scale(1.05);box-shadow:0 4px 20px #4ecdc466}.play-btn:active{transform:scale(.97)}.gameover-overlay .overlay-title{background:linear-gradient(135deg,#ff6b6b,#ee5a24);background-clip:text;-webkit-background-clip:text;-webkit-text-fill-color:transparent}.hint{color:#ffffff4d;font-size:.75rem;letter-spacing:.05em}