:root {
  /* Palette Airbus ECAM Display */
  --bg-color: #0d0e11;
  --card-bg: #1b1e23;
  --card-hover: #262b32;
  --text-color: #f0f4f8;
  --border-color: rgba(255, 255, 255, 0.08);

  /* Couleurs ECAM Fixes */
  --ecam-blue: #0088ff;   /* Chargement (Status) */
  --ecam-green: #00b050;  /* Diffusion active (Normal) */
  --ecam-red: #ff0000;    /* Indisponibilité / INOP (Warning) */
}

* {
  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;
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  user-select: none;
}

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: 6px;
  min-height: 70px;
  padding: 0.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  user-select: none;
  -webkit-user-select: none;
  -webkit-touch-callout: none;
  -webkit-tap-highlight-color: transparent;
  transition: background-color 0.15s ease, transform 0.1s ease;
  border: 1px solid var(--border-color);
  text-align: center;
}

/* Survol isolé uniquement sur les appareils dotés d'un pointeur/souris précis */
@media (hover: hover) {
  .radio-card:hover {
    background-color: var(--card-hover);
  }
}

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

/* States ECAM */
.radio-card.loading {
  background-color: var(--ecam-blue) !important;
  border-color: var(--ecam-blue) !important;
  color: #ffffff !important;
}

.radio-card.playing {
  background-color: var(--ecam-green) !important;
  border-color: var(--ecam-green) !important;
  color: #ffffff !important;
}

.radio-card.error,
.radio-card.inop {
  background-color: var(--ecam-red);
  border-color: var(--ecam-red);
  color: #ffffff;
}

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

/* Badge INOP Airbus ECAM */
.inop-badge {
  display: none;
  font-size: 0.7rem;
  font-weight: 800;
  color: #ffffff;
  margin-top: 0.25rem;
  letter-spacing: 0.08em;
}

.radio-card.inop .inop-badge,
.radio-card.error .inop-badge {
  display: block;
}

.error-msg {
  grid-column: 1 / -1;
  text-align: center;
  padding: 2rem 1rem;
  color: var(--ecam-red);
  font-weight: 600;
}