body.obs-mode {
  background-color: transparent !important;
  background: none !important;
  padding: 0 !important;
  margin: 0 !important;
  overflow: hidden !important;
}

body.obs-mode .container,
body.obs-mode .app-footer,
body.obs-mode .oshi-panel-container,
body.obs-mode .rules-container,
body.obs-mode #screen-start,
body.obs-mode #screen-select,
body.obs-mode #screen-game {
  display: none !important;
}

.obs-hidden {
  display: none !important;
}

#obs-container {
  width: 360px;
  padding: 16px;
  background: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(8px);
  border-radius: 16px;
  border: 2px solid rgba(255, 255, 255, 0.1);
  color: #ffffff;
  font-family: sans-serif;
  box-sizing: border-box;
}

.obs-status {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 1.1rem;
  font-weight: bold;
  margin-bottom: 12px;
}

.obs-badge {
  background: #ef4444;
  color: white;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.8rem;
  letter-spacing: 1px;
}

.obs-grid {
  display: grid;
  gap: 8px;
}

.obs-cell {
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.9);
  border-radius: 8px;
  font-size: 1.2rem;
  font-weight: 900;
  color: #1e293b;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.obs-cell.opened {
  background: #facc15;
  color: #713f12;
  transform: scale(0.95);
}

.obs-cell.bingo {
  background: #4ade80;
  color: #14532d;
  animation: obs-pulse 1s infinite alternate;
}

@keyframes obs-pulse {
  0% {
    transform: scale(1);
  }
  100% {
    transform: scale(1.05);
  }
}