:root {
  --background: 42 38% 96%;
  --foreground: 222 43% 13%;
  --primary: 166 84% 31%;
  --primary-foreground: 0 0% 100%;
  --secondary: 174 28% 89%;
  --secondary-foreground: 222 43% 13%;
  --muted: 180 18% 90%;
  --muted-foreground: 218 14% 43%;
  --destructive: 4 74% 52%;
  --destructive-foreground: 0 0% 100%;
  --border: 174 22% 82%;
  --card: 0 0% 100%;
  --accent: 36 96% 54%;
  --shadow-sm: 0 1px 2px hsl(222 43% 13% / 0.08), 0 1px 6px hsl(222 43% 13% / 0.06);
  --shadow-md: 0 12px 28px hsl(222 43% 13% / 0.12);
  --shadow-lg: 0 24px 60px hsl(222 43% 13% / 0.18);
  --transition-fast: 140ms ease;
  --transition-smooth: 260ms cubic-bezier(.2,.8,.2,1);
  --radius-sm: 0.625rem;
  --radius-md: 1rem;
  --radius-lg: 1.5rem;
}

.dark {
  --background: 221 39% 8%;
  --foreground: 42 38% 96%;
  --primary: 166 72% 48%;
  --primary-foreground: 222 43% 10%;
  --secondary: 220 28% 16%;
  --secondary-foreground: 42 38% 96%;
  --muted: 220 25% 18%;
  --muted-foreground: 215 18% 72%;
  --destructive: 4 82% 62%;
  --destructive-foreground: 0 0% 100%;
  --border: 220 22% 22%;
  --card: 220 34% 11%;
  --accent: 36 96% 58%;
  --shadow-sm: 0 1px 2px hsl(0 0% 0% / 0.25);
  --shadow-md: 0 12px 28px hsl(0 0% 0% / 0.30);
  --shadow-lg: 0 24px 60px hsl(0 0% 0% / 0.45);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; background: hsl(var(--background)); }
button, a, input, select { transition: transform var(--transition-fast), box-shadow var(--transition-smooth), background-color var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast); }
button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible { outline: 3px solid hsl(var(--primary) / 0.35); outline-offset: 2px; }
::selection { background: hsl(var(--primary) / 0.22); }
@keyframes rise { from { opacity: 0; transform: translateY(12px) scale(.98); } to { opacity: 1; transform: translateY(0) scale(1); } }
.animate-rise { animation: rise 220ms ease-out; }