:root{
  --ui: rgba(10, 22, 48, 0.92);
  --muted: rgba(10, 22, 48, 0.68);
  --panel: rgba(255,255,255,0.82);
  --panelBorder: rgba(10,22,48,0.16);
}

*{ box-sizing:border-box; }

html, body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: #000;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
}

#wrap{
  position:relative;
  width:100vw;
  height:100vh;
  overflow:hidden;
}

canvas{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  display:block;
  touch-action: none;
  -webkit-tap-highlight-color: transparent;
  z-index: 0;
}

.overlay{
  position:absolute;
  inset:0;
  display:flex;
  flex-direction: column;
  align-items:center;
  justify-content:center;
  text-align:center;
  padding: 18px;
  border:none;
  background: rgba(0, 0, 0, 0.1); /* tweak 0.55 to taste */
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  z-index: 10;
}

.overlay.hidden{ display:none; }

.panel{
  width:min(520px, 94vw);
  border-radius: 22px;
  border: none;
  background: rgba(255, 255, 255, 0.25); /* tweak 0.55 to taste */
  padding: 18px;
  box-shadow: 0 24px 80px rgba(0,0,0,0.18);
}

.title{
  color: var(--ui);
  font-size: 28px;
  font-weight: 900;
  letter-spacing: 0.3px;
}

.subtitle{
  margin-top:6px;
  font-size: 13px;
  color: var(--muted);
}

.instructions{
  margin-top: 12px;
  font-size: 16px;
  line-height: 1.35;
  color: var(--ui);
}

.status{
  margin-top: 10px;
  font-size: 12px;
  color: var(--muted);
  min-height: 18px;
}

button.primary{
  width:20%;
  height: 46px;
  margin-top: 12px;
  border-radius: 14px;
  font-weight: 1000;
  letter-spacing: 0.6px;
  cursor:pointer;
  border:1px solid rgba(255,255,255,0.5);
  background: rgba(255,255,255,0.5);
  color: rgba(11,11,69,0.75);
  justify-content:center
}

button.primary:active{
  transform: translateY(1px);
}