:root{--bg:#07101a;--line:rgba(255,255,255,.12);--muted:#9aabc0}
*{box-sizing:border-box}html,body{width:100%;height:100%;margin:0;overflow:hidden;background:var(--bg);font-family:Inter,Segoe UI,Arial,sans-serif;color:#fff;touch-action:none}#app{width:100%;height:100%;position:relative;touch-action:none}#game{width:100%;height:100%;display:block;touch-action:none}
.back{position:absolute;left:14px;top:14px;z-index:30;color:#fff;text-decoration:none;font-size:11px;padding:8px 10px;border-radius:10px;background:rgba(4,8,14,.56);border:1px solid var(--line);backdrop-filter:blur(10px)}
.hud{position:absolute;left:14px;right:14px;top:14px;z-index:15;display:flex;justify-content:space-between;pointer-events:none;gap:8px}.hud>div{min-width:78px;text-align:center;background:rgba(4,9,15,.58);border:1px solid var(--line);border-radius:12px;padding:8px 10px;backdrop-filter:blur(10px)}.hud span{display:block;color:#8391a6;font-size:8px;letter-spacing:1.5px}.hud b{font-size:15px}
.overlay{position:absolute;inset:0;z-index:25;display:grid;place-items:center;padding:18px;background:rgba(2,6,11,.42);backdrop-filter:blur(5px)}.overlay.hidden{display:none}.panel{width:min(450px,100%);padding:27px;border-radius:23px;text-align:center;background:rgba(8,15,25,.94);border:1px solid rgba(255,255,255,.14);box-shadow:0 30px 100px rgba(0,0,0,.55)}.panel .logo{font-size:54px}.panel h1,.panel h2{margin:7px 0 10px;letter-spacing:-.6px}.panel p{color:var(--muted);line-height:1.55;font-size:13px;margin:8px 0}.panel input{width:100%;padding:13px 14px;margin-top:8px;border:1px solid rgba(255,255,255,.12);border-radius:11px;background:#0c1622;color:#fff;outline:none}.panel label{display:block;text-align:left;margin-top:16px;color:#b5c0cf;font-size:11px}.panel button{width:100%;padding:13px;border:0;border-radius:11px;margin-top:13px;background:linear-gradient(135deg,#70dcff,#7b8eff);font-weight:900;cursor:pointer}.panel a{display:block;margin-top:13px;color:#a7eaff;text-decoration:none;font-size:11px}.panel small{display:block;margin-top:11px;color:#6f7d91;font-size:9px}
.controls{position:absolute;left:0;right:0;bottom:12px;z-index:18;display:flex;justify-content:center;gap:10px;pointer-events:none}.controls button,.touch button{pointer-events:auto;min-width:62px;height:56px;border-radius:16px;border:1px solid rgba(255,255,255,.14);background:rgba(4,9,15,.6);color:#fff;font-size:22px;backdrop-filter:blur(10px);touch-action:none}.controls button:active,.touch button:active{background:rgba(55,75,105,.85)}
.touch{position:absolute;left:12px;right:12px;bottom:12px;z-index:18;display:flex;justify-content:space-between;pointer-events:none}.touch-left,.touch-right{display:flex;gap:9px}.touch-hint{position:absolute;left:50%;bottom:78px;z-index:16;transform:translateX(-50%);font-size:9px;letter-spacing:1px;color:rgba(255,255,255,.5);text-transform:uppercase;pointer-events:none;white-space:nowrap}
@media(max-width:650px){.back{left:8px;top:8px}.hud{top:8px;left:8px;right:8px}.hud>div{min-width:62px}.panel{padding:22px;border-radius:19px}.panel .logo{font-size:46px}.controls{bottom:9px}.controls button,.touch button{height:58px;min-width:60px}}