:root{
  --bg:#0b0b0f;
  --fg:#f2f4ff;
  --muted:#b6bddb;
  --line: rgba(255,255,255,.18);
  --line2: rgba(255,255,255,.10);
  --radius: 14px;
  --radius2: 12px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  --sans: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:var(--sans);
  color:var(--fg);
  background: var(--bg);
  overflow:hidden;
}


.bg{display:none;}

.topbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:16px 18px;
  border-bottom:1px solid var(--line2);
  background: rgba(0,0,0,.35);
  position:sticky;
  top:0;
  z-index:5;
}
.brand{
  font-family:var(--mono);
  font-weight:800;
  font-size:12px;
  letter-spacing:.12em;
  color:rgba(242,244,255,.95);
}
.meta{display:flex; gap:10px; flex-wrap:wrap; justify-content:flex-end;}
.pill{
  border:1px solid var(--line2);
  background: rgba(255,255,255,.03);
  padding:8px 12px;
  border-radius:999px;
  color:var(--muted);
  font-size:12px;
  display:flex;
  align-items:center;
  gap:8px;
}

.full{
  padding:0;
  margin:0;
}

.full .canvasShell{
  border-radius:0;
}

@media (max-width: 980px){
  .full{padding:0}
}

.title{
  margin:0;
  font-size:22px;
  line-height:1.15;
  letter-spacing:-.02em;
}
.desc{color:var(--muted); margin:10px 0 0; line-height:1.6; font-size:14px;}

.controls{
  margin-top:16px;
  border:1px solid var(--line2);
  border-radius: var(--radius2);
  overflow:hidden;
}
.controlRow{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:12px 14px;
  gap:12px;
  border-bottom:1px solid var(--line2);
}
.controlRow:last-child{border-bottom:none}
.label{color:var(--muted); font-size:12px; letter-spacing:.02em}
.kbdRow{font-family:var(--mono); font-size:13px; color:rgba(242,244,255,.95)}
.value{font-size:13px; color:rgba(242,244,255,.92)}

.status{
  margin-top:14px;
  color:rgba(242,244,255,.92);
  border:1px dashed rgba(255,255,255,.18);
  border-radius: 12px;
  padding:12px;
  background: rgba(0,0,0,.18);
  font-size:13px;
}

.actions{display:flex; gap:12px; margin-top:14px; flex-wrap:wrap;}
.btn{
  appearance:none;
  border:1px solid var(--line2);
  background: rgba(255,255,255,.03);
  color:rgba(242,244,255,.95);
  padding:10px 14px;
  border-radius: 12px;
  cursor:pointer;
  font-weight:700;
  letter-spacing:.01em;
}
.btn.secondary{border-color: rgba(255,255,255,.22)}

.btn:active{transform: translateY(1px)}
.btn:focus-visible{outline:2px solid rgba(255,255,255,.35); outline-offset:2px}

.fineprint{margin-top:14px; color:rgba(182,189,219,.92); font-size:12px; line-height:1.5}

.canvasShell{
  position:relative;
  border-radius: 0;
  border: none;
  background: #000;
  width:100%;
  height: 100vh;
  overflow:hidden;
}

.topCenterTitle{
  position:absolute;
  top:10px;
  left:50%;
  transform:translateX(-50%);
  z-index:6;
  color: rgba(242,244,255,.98);
  font-family: var(--mono);
  font-weight: 900;
  font-size: 22px;
  letter-spacing: .12em;
  text-align:center;
  pointer-events:none;
  user-select:none;
  text-shadow: 0 1px 10px rgba(0,0,0,.45);
}

.topCenterSubtitle{
  position:absolute;
  top:40px;
  left:50%;
  transform:translateX(-50%);
  z-index:6;
  color: rgba(242,244,255,.9);
  font-family: var(--sans);
  font-weight: 600;
  font-size: 13px;
  text-align:center;
  pointer-events:none;
  user-select:none;
  text-shadow: 0 1px 10px rgba(0,0,0,.45);
}


canvas{
  width:100%;
  height:auto;
  display:block;
  image-rendering: pixelated;
  touch-action: none;
}

.canvasShell{
  touch-action: none;
}


.overlay{
  position:absolute;
  inset:0;
  display:flex;
  align-items:center;
  justify-content:center;
  background: rgba(0,0,0,.65);
  transition: opacity .25s ease;
}
.overlay.hidden{opacity:0; pointer-events:none}

.overlayCard{
  width:min(520px, calc(100% - 28px));
  border:1px solid rgba(255,255,255,.18);
  border-radius: 14px;
  padding:16px;
  background: rgba(0,0,0,.45);
}
.overlayTitle{
  font-family: var(--mono);
  font-weight:900;
  font-size:12px;
  letter-spacing:.14em;
  color: rgba(242,244,255,.95);
}
.overlayText{margin-top:10px; color:rgba(182,189,219,.95); line-height:1.6; font-size:14px}
.overlayHint{margin-top:12px; color:rgba(242,244,255,.92); font-size:13px}

.personalBest{margin-top:12px; color:rgba(242,244,255,.92); font-size:13px; font-family: var(--sans); font-weight: 600}


.toast{
  position:absolute;
  left:16px;
  bottom:14px;
  padding:10px 12px;
  border-radius: 12px;
  border:1px solid rgba(255,255,255,.16);
  background: rgba(0,0,0,.45);
  color: rgba(242,244,255,.95);
  font-size:13px;
  max-width: 520px;
  opacity:0;
  transform: translateY(8px);
  transition: opacity .2s ease, transform .2s ease;
  pointer-events:none;
}
.toast.show{opacity:1; transform: translateY(0)}

kbd{
  font-family: var(--mono);
  font-size: 12px;
  padding: 2px 8px;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,.18);
  background: rgba(255,255,255,.06);
  color: rgba(242,244,255,.98);
}