:root{
  --ink:#eaf2f6; --ink2:#9fb3bd; --bg:#0b1113; --moss:#63a84f; --ember:#f0a13c;
  --slate:#28333a; --line:#3c4b54;
}
*{box-sizing:border-box}
html,body{margin:0;height:100%;background:var(--bg);color:var(--ink);
  font-family:ui-sans-serif,system-ui,"Segoe UI",Roboto,sans-serif;overflow:hidden}
#scene{position:fixed;inset:0;width:100%;height:100%;display:block;touch-action:none;cursor:crosshair}
#ui{position:fixed;inset:0;pointer-events:none;z-index:5}
.crosshair{position:absolute;left:50%;top:50%;width:22px;height:22px;transform:translate(-50%,-50%);
  opacity:.9;mix-blend-mode:difference}
.crosshair::before,.crosshair::after{content:"";position:absolute;background:#f6fbff}
.crosshair::before{left:50%;top:0;width:2px;height:100%;transform:translateX(-50%)}
.crosshair::after{top:50%;left:0;height:2px;width:100%;transform:translateY(-50%)}
.hotbar{position:absolute;left:50%;bottom:14px;transform:translateX(-50%);display:flex;gap:6px;
  padding:6px;background:rgba(9,14,17,.62);border:1px solid var(--line);border-radius:12px;
  pointer-events:auto;backdrop-filter:blur(4px)}
.slot{position:relative;width:52px;height:52px;border-radius:8px;border:2px solid #2f3b43;
  overflow:hidden;cursor:pointer;transition:transform .12s,border-color .12s}
.slot img{width:100%;height:100%;display:block;image-rendering:pixelated}
.slot .num{position:absolute;left:3px;top:2px;font-size:11px;color:#dfe9ef;text-shadow:0 1px 2px #000}
.slot[aria-selected="true"]{border-color:var(--ember);transform:translateY(-4px);
  box-shadow:0 6px 18px rgba(240,161,60,.35)}
.info{position:absolute;left:50%;bottom:76px;transform:translateX(-50%);font-size:13px;
  letter-spacing:.14em;text-transform:uppercase;color:var(--ink2);text-shadow:0 1px 3px #000}
.tip{position:absolute;left:10px;top:10px;max-width:56ch;font-size:12px;color:var(--ink2);
  background:rgba(9,14,17,.55);border:1px solid var(--line);border-radius:10px;padding:8px 10px}
.overlay{position:fixed;inset:0;z-index:20;display:flex;align-items:center;justify-content:center;
  background:radial-gradient(circle at 50% 40%,rgba(20,32,36,.86),rgba(4,7,9,.95));
  transition:opacity .35s}
.overlay.hidden{opacity:0;pointer-events:none}
.panel{max-width:min(92vw,520px);padding:26px 30px;border:1px solid var(--line);border-radius:16px;
  background:linear-gradient(180deg,rgba(24,34,39,.95),rgba(11,17,19,.95));text-align:center}
.panel h1{margin:0 0 6px;font-size:clamp(28px,7vw,44px);letter-spacing:.02em}
.panel .tag{margin:0 0 18px;color:var(--ink2);font-size:14px}
.keys{list-style:none;margin:0 0 20px;padding:0;font-size:13px;color:var(--ink2);line-height:1.9}
.keys b{color:var(--ink);font-weight:600}
.btn{display:inline-block;padding:12px 22px;margin:0 4px;border-radius:10px;border:1px solid var(--ember);
  background:linear-gradient(180deg,#f7b456,#e08a24);color:#1a1005;font-weight:700;font-size:15px;
  text-decoration:none;cursor:pointer}
.btn.ghost{background:transparent;color:var(--ink);border-color:var(--line);font-weight:500}
.touchlayer{position:absolute;inset:0;display:none}
.touchlayer.on{display:block}
.tbtn{position:absolute;pointer-events:auto;width:74px;height:74px;border-radius:50%;
  border:2px solid rgba(240,241,255,.55);background:rgba(12,18,22,.42);color:#eef4f8;
  font-size:26px;display:flex;align-items:center;justify-content:center;user-select:none;
  -webkit-user-select:none;touch-action:none}
.tbtn.pad{left:18px;bottom:104px;width:126px;height:126px}
.tbtn.pad .stick{width:52px;height:52px;border-radius:50%;background:rgba(240,161,60,.85);
  box-shadow:0 4px 12px rgba(0,0,0,.5);transition:transform .08s}
.tbtn.pad.live .stick{transform:scale(1.06)}
.tbtn.jump{right:18px;bottom:150px}
.tbtn.brk{right:112px;bottom:96px}
.tbtn.pla{right:18px;bottom:60px}
.hotbar.touch .slot{width:40px;height:40px}
@media (max-width:640px){
  .slot{width:38px;height:38px}
  .tip{font-size:11px;max-width:70vw}
  .hotbar{bottom:10px;gap:4px;padding:4px}
  .info{bottom:58px}
}