@import "tailwindcss";

@custom-variant dark (&:where(.dark, .dark *));

@theme {
  --color-dark-bg: #1a1a2e;
  --color-dark-surface: #16213e;
  --color-dark-border: #0f3460;
  --color-dark-text: #e0e0e0;
  --color-dark-muted: #8b8fa3;
}

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

  html, body, #root {
    height: 100%;
    width: 100%;
  }

  body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto,
      'Helvetica Neue', Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }
}

/* Leaflet overrides */
.leaflet-container {
  width: 100%;
  height: 100%;
  z-index: 0;
}

/* Dark mode map tiles (invert brightness slightly) */
.dark .leaflet-tile-pane {
  filter: brightness(0.8) contrast(1.1) saturate(0.8);
}

/* Flash animation for batch-updated sites */
@keyframes flash-update {
  0%, 100% { background-color: transparent; }
  50% { background-color: rgba(59, 130, 246, 0.3); }
}

.flash-update {
  animation: flash-update 0.6s ease-in-out;
}
