:root{
  --bg:#090716;
  --panel:rgba(17,14,37,.82);
  --panel-strong:#100d24;
  --line:rgba(255,255,255,.11);
  --text:#f7f4ff;
  --muted:#aaa2bf;
  --pink:#ff4fd8;
  --cyan:#63f5ff;
  --yellow:#ffe86b;
  --purple:#8d63ff;
  --green:#6dff9f;
  --mono:"SFMono-Regular",Consolas,"Liberation Mono",monospace;
  --sans:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0;min-height:100%;background:var(--bg);color:var(--text);font-family:var(--sans);overscroll-behavior:none}
body{min-height:100dvh;overflow:hidden;background:
  radial-gradient(circle at 20% 10%,rgba(141,99,255,.18),transparent 32%),
  radial-gradient(circle at 84% 16%,rgba(255,79,216,.14),transparent 30%),
  #090716}
button,a{-webkit-tap-highlight-color:transparent}
button{font:inherit}
.game-shell{height:100dvh;display:grid;grid-template-rows:66px 1fr 42px;max-width:1600px;margin:0 auto;padding:0 20px}
.topbar{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);position:relative;z-index:20}
.site-link{display:flex;align-items:center;gap:10px;color:var(--text);text-decoration:none;font:600 12px var(--mono);letter-spacing:.02em}
.site-link .dot{width:8px;height:8px;border-radius:50%;background:var(--cyan);box-shadow:0 0 16px var(--cyan)}
.top-actions{display:flex;gap:8px}
.icon-button{border:1px solid var(--line);background:rgba(255,255,255,.035);color:var(--muted);font:600 9px var(--mono);letter-spacing:.08em;padding:10px 12px;cursor:pointer}
.icon-button:hover{color:var(--text);border-color:rgba(255,255,255,.22)}
.stage-wrap{position:relative;min-height:0;overflow:hidden;border-left:1px solid var(--line);border-right:1px solid var(--line);background:linear-gradient(180deg,#0e0b22 0%,#0a0818 100%)}
#gameCanvas{display:block;width:100%;height:100%;touch-action:none}
.hud{position:absolute;left:22px;top:20px;display:flex;gap:10px;z-index:10;pointer-events:none}
.hud-item{min-width:82px;padding:10px 12px;border:1px solid var(--line);background:rgba(9,7,22,.58);backdrop-filter:blur(8px)}
.hud-item span{display:block;color:#827b99;font:700 8px var(--mono);letter-spacing:.11em}
.hud-item strong{display:block;margin-top:5px;font:700 19px var(--mono);letter-spacing:-.05em}
.hud-best strong{color:var(--yellow)}
.combo{position:absolute;right:22px;top:22px;z-index:12;background:var(--yellow);color:#1b1429;padding:10px 12px;font:900 10px var(--mono);letter-spacing:.1em;box-shadow:0 0 28px rgba(255,232,107,.25)}
.overlay{position:absolute;inset:0;display:grid;place-items:center;z-index:15;background:linear-gradient(180deg,rgba(6,5,16,.25),rgba(6,5,16,.62));padding:22px}
.card{width:min(520px,94vw);padding:34px;border:1px solid rgba(255,255,255,.14);background:linear-gradient(180deg,rgba(20,15,45,.93),rgba(11,9,27,.94));box-shadow:0 40px 100px rgba(0,0,0,.42),0 0 70px rgba(141,99,255,.08);backdrop-filter:blur(14px)}
.eyebrow{font:800 9px var(--mono);letter-spacing:.18em;color:var(--cyan)}
.card h1{font-size:clamp(64px,10vw,108px);line-height:.76;letter-spacing:-.09em;margin:22px 0 28px;font-weight:900}
.card h1 em{color:var(--pink);font-style:normal;text-shadow:0 0 30px rgba(255,79,216,.24)}
.card p{color:#b4acc7;font-size:15px;line-height:1.72;max-width:430px}
.play-button{margin-top:20px;border:0;background:linear-gradient(90deg,var(--cyan),#98ffea);color:#071319;font:900 11px var(--mono);letter-spacing:.08em;padding:16px 18px;min-width:184px;display:inline-flex;justify-content:space-between;gap:26px;cursor:pointer;box-shadow:0 12px 38px rgba(99,245,255,.12)}
.play-button:hover{filter:brightness(1.08)}
.play-button:active{transform:translateY(1px)}
.controls{display:flex;gap:24px;flex-wrap:wrap;margin-top:26px;padding-top:18px;border-top:1px solid var(--line);color:#7e7792;font:9px/1.5 var(--mono)}
.controls b{color:#bcb5cc;margin-right:5px}
.result-card h2{font-size:clamp(34px,7vw,58px);letter-spacing:-.06em;margin:16px 0 4px}
.result-score{font:900 clamp(54px,9vw,90px) var(--mono);letter-spacing:-.08em;color:var(--yellow);margin:14px 0}
.back-link{display:inline-block;margin-left:18px;color:#88809c;text-decoration:none;font:10px var(--mono)}
.back-link:hover{color:var(--text)}
.pause-label{position:absolute;inset:0;display:grid;place-items:center;z-index:13;background:rgba(8,6,20,.5);backdrop-filter:blur(3px);font:900 clamp(38px,8vw,72px) var(--mono);letter-spacing:.12em;color:var(--text)}
.tap-hint{position:absolute;bottom:18px;left:50%;transform:translateX(-50%);z-index:11;color:rgba(255,255,255,.45);font:700 9px var(--mono);letter-spacing:.12em;pointer-events:none;animation:pulse 1.5s ease-in-out infinite}
footer{display:flex;align-items:center;justify-content:space-between;gap:12px;color:#5f5871;font:9px var(--mono);letter-spacing:.04em;border-top:1px solid var(--line)}
[hidden]{display:none!important}
@keyframes pulse{50%{opacity:.35;transform:translateX(-50%) translateY(2px)}}
@media(max-width:700px){
  .game-shell{grid-template-rows:56px 1fr 34px;padding:0 10px}
  .topbar{padding:0 2px}
  .icon-button{padding:8px 9px}
  .hud{left:12px;top:12px;gap:6px}
  .hud-item{min-width:68px;padding:8px 9px}
  .hud-item strong{font-size:16px}
  .combo{right:12px;top:12px}
  .card{padding:26px 22px}
  .card h1{font-size:clamp(58px,21vw,94px)}
  .controls{gap:12px}
  footer span:last-child{display:none}
}
@media(max-height:600px){
  .card{padding:22px}
  .card h1{font-size:58px;margin:14px 0 18px}
  .card p{font-size:13px;line-height:1.5}
  .controls{margin-top:16px;padding-top:12px}
  .play-button{margin-top:12px}
}
@media(prefers-reduced-motion:reduce){
  .tap-hint{animation:none}
}