: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;user-select:none;-webkit-user-select:none;touch-action:manipulation}.menu{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1.5rem;background:radial-gradient(circle at 50% 30%,#1a1a2e,#0a0a0a 70%)}.title{font-size:4rem;font-weight:900;text-align:center;letter-spacing:.15em;background:linear-gradient(135deg,#f44,#f84,#ff4,#4f4,#44f,#f4f);background-size:300% 300%;-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;animation:gradientShift 3s ease infinite;line-height:1.1}@keyframes gradientShift{0%,to{background-position:0% 50%}50%{background-position:100% 50%}}.subtitle{font-size:1.2rem;color:#fff9;letter-spacing:.1em}.start-btn{margin-top:1rem;padding:1rem 3rem;font-size:1.4rem;font-weight:700;letter-spacing:.15em;border:none;border-radius:50px;background:linear-gradient(135deg,#f44,#f84);color:#fff;cursor:pointer;transition:transform .15s,box-shadow .15s;box-shadow:0 4px 20px #f446}.start-btn:hover{transform:scale(1.05);box-shadow:0 6px 30px #f449}.start-btn:active{transform:scale(.97)}.instructions{text-align:center;color:#fff6;font-size:.9rem;line-height:2}.final-score{display:flex;flex-direction:column;align-items:center;gap:.25rem}.score-label{font-size:.9rem;letter-spacing:.2em;color:#ffffff80}.score-value{font-size:3rem;font-weight:900;color:#f84}.game{position:fixed;top:0;right:0;bottom:0;left:0;background:radial-gradient(circle at 50% 100%,#1a0a2e,#0a0a0a 60%)}.hud{position:fixed;top:0;left:0;right:0;display:flex;justify-content:space-between;align-items:flex-start;padding:1rem 1.5rem;z-index:100;pointer-events:none}.hud-item{display:flex;flex-direction:column;align-items:center}.hud-label{font-size:.7rem;letter-spacing:.2em;color:#ffffff80}.hud-value{font-size:2rem;font-weight:900;color:#fff;line-height:1}.hud-value.danger{color:#f44;animation:pulse .5s ease infinite}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.15)}}.combo{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);font-size:2.5rem;font-weight:900;color:#ff4;text-shadow:0 0 20px rgba(255,255,68,.6);animation:comboPop .3s ease-out;pointer-events:none;z-index:200}@keyframes comboPop{0%{transform:translate(-50%,-50%) scale(.5);opacity:0}50%{transform:translate(-50%,-50%) scale(1.2)}to{transform:translate(-50%,-50%) scale(1);opacity:1}}.beat-bar{position:fixed;bottom:1.5rem;left:50%;transform:translate(-50%);display:flex;gap:.5rem;z-index:100;pointer-events:none}.beat-dot{width:12px;height:12px;border-radius:50%;background:#ffffff26;transition:background .05s,transform .05s}.beat-dot.active{background:#f84;transform:scale(1.4);box-shadow:0 0 10px #f849}.balloon{position:absolute;border-radius:50%/60% 60% 40% 40%;cursor:pointer;transition:transform .05s;z-index:10;filter:brightness(1.1);box-shadow:inset -5px -5px 15px #0003,0 4px 15px #0000004d}.balloon:active{transform:scale(.9)}.balloon-shine{position:absolute;top:15%;left:20%;width:25%;height:30%;background:radial-gradient(circle,rgba(255,255,255,.6) 0%,transparent 70%);border-radius:50%}.balloon-knot{position:absolute;bottom:-8px;left:50%;transform:translate(-50%);width:0;height:0;border-left:5px solid transparent;border-right:5px solid transparent;border-top:8px solid}.particle{position:absolute;width:8px;height:8px;border-radius:50%;pointer-events:none;z-index:50;opacity:.9;animation:fadeOut .6s ease-out forwards}@keyframes fadeOut{to{opacity:0;transform:scale(0)}}