*{box-sizing:border-box;margin:0;padding:0}
html,body{width:100%;height:100%;overflow:hidden;background:#030014;font-family:system-ui,sans-serif;touch-action:none;user-select:none;-webkit-user-select:none}
#c{display:block;width:100%;height:100%}
#ui{position:fixed;inset:0;pointer-events:none;z-index:2}
.hub{pointer-events:auto;position:absolute;top:max(12px,env(safe-area-inset-top));left:12px;color:rgba(255,255,255,.55);font-size:13px;font-weight:700;text-decoration:none;padding:8px 12px;border-radius:999px;background:rgba(0,0,0,.35);border:1px solid rgba(255,255,255,.1)}
.hud{position:absolute;top:max(12px,env(safe-area-inset-top));right:12px;text-align:right;color:#fff}
#score{display:block;font-size:28px;font-weight:800;letter-spacing:-.02em;text-shadow:0 0 20px #67e8f9}
#best{font-size:11px;font-weight:700;letter-spacing:.08em;color:rgba(255,255,255,.45)}
.overlay{position:fixed;inset:0;z-index:5;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px;background:radial-gradient(ellipse at 50% 30%,rgba(99,102,241,.4),rgba(3,0,20,.94));text-align:center;color:#f4f4f5;backdrop-filter:blur(4px)}
.overlay.hidden{display:none}
.overlay h1{font-size:clamp(1.8rem,6vw,2.6rem);margin-bottom:10px;background:linear-gradient(135deg,#e0e7ff,#67e8f9);-webkit-background-clip:text;background-clip:text;color:transparent;filter:drop-shadow(0 0 24px rgba(103,232,249,.35))}
.overlay p{color:rgba(255,255,255,.65);max-width:320px;margin-bottom:20px;line-height:1.5}
.btn{border:0;border-radius:14px;padding:14px 36px;font:inherit;font-weight:800;font-size:1.05rem;cursor:pointer;color:#04101a;background:linear-gradient(135deg,#67e8f9,#a78bfa);box-shadow:0 8px 28px rgba(103,232,249,.35),0 0 40px rgba(167,139,250,.15)}
.btn:active{transform:scale(.98)}
.fine{margin-top:16px;font-size:.85rem;color:rgba(255,255,255,.45)}
#score{text-shadow:0 0 24px #67e8f9,0 0 8px #22d3ee}