:root {
  --background: 220 20% 96%;
  --foreground: 220 20% 10%;
  --primary: 38 100% 57%;
  --secondary: 220 18% 90%;
  --muted: 220 16% 52%;
  --destructive: 5 84% 58%;
  --border: 220 14% 82%;
  --card: 0 0% 100%;
  --shadow-sm: 0 8px 20px hsl(220 30% 10% / 0.08);
  --shadow-md: 0 18px 44px hsl(220 30% 10% / 0.12);
  --shadow-lg: 0 28px 80px hsl(220 30% 8% / 0.2);
  --transition-fast: 160ms cubic-bezier(0.2, 0.8, 0.2, 1);
  --transition-smooth: 320ms cubic-bezier(0.22, 1, 0.36, 1);
  --radius-sm: 0.7rem;
  --radius-md: 1.05rem;
  --radius-lg: 1.5rem;
}

.dark {
  --background: 220 18% 8%;
  --foreground: 30 12% 95%;
  --primary: 38 98% 58%;
  --secondary: 220 14% 16%;
  --muted: 220 12% 62%;
  --destructive: 6 92% 60%;
  --border: 220 10% 22%;
  --card: 220 17% 12%;
}

* {
  box-sizing: border-box;
}

html,
body,
#root {
  width: 100%;
  height: 100%;
  margin: 0;
}

body {
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

button {
  -webkit-tap-highlight-color: transparent;
}

::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-thumb {
  background: hsl(var(--foreground) / 0.18);
  border-radius: 999px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

.orb-pulse {
  animation: orbPulse 2.6s ease-in-out infinite;
}

.orb-danger-pulse {
  animation: orbDanger 1.15s ease-in-out infinite;
}

@keyframes orbPulse {
  0%,
  100% {
    transform: scale(1);
    box-shadow: 0 0 0 0 hsl(var(--primary) / 0.16), 0 0 42px hsl(var(--primary) / 0.14);
  }
  50% {
    transform: scale(1.035);
    box-shadow: 0 0 0 12px hsl(var(--primary) / 0), 0 0 54px hsl(var(--primary) / 0.22);
  }
}

@keyframes orbDanger {
  0%,
  100% {
    transform: scale(1);
    box-shadow: 0 0 0 0 hsl(var(--destructive) / 0.28), 0 0 46px hsl(var(--destructive) / 0.2);
  }
  50% {
    transform: scale(1.065);
    box-shadow: 0 0 0 14px hsl(var(--destructive) / 0), 0 0 64px hsl(var(--destructive) / 0.32);
  }
}