:root {
  --bg-color: #121214;
  --card-bg: #1f1f23;
  --card-hover: #2a2a30;
  --text-color: #f3f4f6;
  
  /* État Chargement (Orange) */
  --loading-bg: #ea580c;
  --loading-border: #f97316;
  --loading-glow: rgba(234, 88, 12, 0.4);

  /* État Lecture (Vert) */
  --playing-bg: #16a34a;
  --playing-border: #22c55e;
  --playing-glow: rgba(22, 163, 74, 0.4);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  width: 100%;
  min-height: 100vh;
  background-color: var(--bg-color);
  color: var(--text-color);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  -webkit-tap-highlight-color: transparent;
}

body {
  padding: 0.6rem;
  padding-top: max(0.6rem, env(safe-area-inset-top));
  padding-right: max(0.6rem, env(safe-area-inset-right));
  padding-bottom: max(0.6rem, env(safe-area-inset-bottom));
  padding-left: max(0.6rem, env(safe-area-inset-left));
}

.app-container {
  width: 100%;
}

.radio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
  gap: 0.5rem;
  width: 100%;
}

.radio-card {
  background-color: var(--card-bg);
  border-radius: 8px;
  min-height: 70px;
  padding: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  user-select: none;
  transition: background-color 0.2s ease, transform 0.1s ease, box-shadow 0.2s ease, border-color 0.2s ease;
  border: 1px solid rgba(255, 255, 255, 0.05);
  text-align: center;
}

.radio-card:hover {
  background-color: var(--card-hover);
}

.radio-card:active {
  transform: scale(0.96);
}

/* 1. Demande prise en compte : Case ORANGE */
.radio-card.loading {
  background-color: var(--loading-bg);
  border-color: var(--loading-border);
  color: #ffffff;
  box-shadow: 0 0 10px var(--loading-glow);
  animation: pulse-orange 1.5s infinite;
}

/* 2. Flux en cours de diffusion : Case VERTE */
.radio-card.playing {
  background-color: var(--playing-bg);
  border-color: var(--playing-border);
  color: #ffffff;
  box-shadow: 0 0 10px var(--playing-glow);
}

.radio-name {
  font-size: 0.85rem;
  font-weight: 600;
  line-height: 1.25;
  word-break: break-word;
}

@keyframes pulse-orange {
  0% { opacity: 0.8; }
  50% { opacity: 1; }
  100% { opacity: 0.8; }
}