:root {
  /* Colors - Lawn Care: Forest, Cream, Gold */
  --hue-forest: 142;
  --hue-cream: 40;
  --hue-gold: 45;

  --color-bg: hsl(var(--hue-cream), 30%, 96%);
  --color-surface: hsl(var(--hue-cream), 20%, 100%);
  --color-primary: hsl(var(--hue-forest), 40%, 20%);
  --color-primary-light: hsl(var(--hue-forest), 30%, 30%);
  --color-accent: hsl(var(--hue-gold), 90%, 45%);
  --color-accent-hover: hsl(var(--hue-gold), 90%, 40%);
  --color-text: hsl(var(--hue-forest), 50%, 10%);
  --color-text-muted: hsl(var(--hue-forest), 20%, 40%);
  --color-border: hsl(var(--hue-cream), 15%, 82%);

  /* Typography */
  --font-heading: 'Oswald', sans-serif;
  --font-body: 'Source Sans 3', sans-serif;

  /* Fluid Typography */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.375vw, 1rem);
  --text-base: clamp(1rem, 0.9rem + 0.5vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.625vw, 1.25rem);
  --text-xl: clamp(1.25rem, 1.1rem + 0.75vw, 1.5rem);
  --text-2xl: clamp(1.5rem, 1.3rem + 1vw, 2rem);
  --text-3xl: clamp(2rem, 1.5rem + 2.5vw, 3rem);
  --text-4xl: clamp(2.5rem, 2rem + 3vw, 4.5rem);
  --text-5xl: clamp(3rem, 2.5rem + 4vw, 6rem);

  /* Spacing */
  --space-xs: clamp(0.5rem, 0.4rem + 0.5vw, 0.75rem);
  --space-sm: clamp(1rem, 0.8rem + 1vw, 1.5rem);
  --space-md: clamp(1.5rem, 1.2rem + 1.5vw, 2rem);
  --space-lg: clamp(2rem, 1.5rem + 2.5vw, 3rem);
  --space-xl: clamp(3rem, 2.5rem + 4vw, 5rem);
  --space-2xl: clamp(4rem, 3rem + 6vw, 8rem);

  /* Layout */
  --container-width: min(90%, 1200px);
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;

  /* Easing */
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --transition-fast: 150ms var(--ease-out-expo);
  --transition-slow: 400ms var(--ease-out-expo);
}