/* ARHunt styles (mobile-first) */
:root {
  --brand: #ff6f3d;
  --brand-2: #ffc107;
  --bg: #0f172a;
  --text: #e2e8f0;
  --muted: #94a3b8;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, Noto Sans, "Apple Color Emoji", "Segoe UI Emoji";
  /* fun border around the app */
  border: 6px solid var(--brand-2);
}

#ar-container, a-scene {
  width: 100vw;
  height: 100vh;
}

/* Overlays */
.overlay {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  z-index: 2147483647; /* ensure overlays stay above AR canvas */
  pointer-events: auto; /* allow interaction with overlay content */
}
.overlay .panel {
  pointer-events: auto;
  background: rgba(15, 23, 42, 0.9);
  border: 2px solid var(--brand);
  border-radius: 12px;
  padding: 18px 16px;
  width: min(92vw, 420px);
  text-align: center;
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.hidden { display: none; }

/* HUD top bar */
#hud {
  justify-content: start;
  align-items: start;
}
#hud .hud-bar {
  pointer-events: auto;
  position: absolute;
  top: 10px;
  left: 10px;
  right: 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 10px;
  padding: 8px 10px;
}
.stats { font-weight: 600; }

/* Buttons */
.btn {
  border: none;
  border-radius: 10px;
  font-size: 16px;
  padding: 12px 16px;
  cursor: pointer;
}
.btn.primary {
  color: #0b132b;
  background: linear-gradient(180deg, var(--brand-2), #ffb300);
  font-weight: 700;
}
.btn.ghost {
  color: var(--text);
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(255,255,255,0.15);
}

/* Overlay plane flash on found */
.overlay-plane.found {
  animation: flash 0.6s ease-out;
}
@keyframes flash {
  0% { opacity: 0.4; }
  100% { opacity: 1; }
}

/* Prevent default loaders from blocking UI */
.a-loader-title, .a-loading-screen { display: none !important; }
.mindar-ui-loading, .mindar-ui-scanning, .mindar-ui-error, .mindar-ui-start { pointer-events: none !important; }
.mindar-ui-overlay { display: none !important; }