:root {
  /* Brand colours — Drift Detailing: black, lime green, white */
  --color-primary: #4ade80;
  --color-primary-dark: #22c55e;
  --color-primary-light: #dcfce7;
  --color-accent: #0a0a0a;
  --color-accent-light: #1a1a1a;

  /* Neutrals */
  --color-bg: #ffffff;
  --color-bg-soft: #f8faf8;
  --color-bg-muted: #f0f2f0;
  --color-border: #e2e5e2;
  --color-border-light: #f0f2f0;
  --color-text: #0a0a0a;
  --color-text-secondary: #404040;
  --color-text-muted: #737373;

  /* Dark surfaces (header, footer, trust bar) */
  --color-surface-dark: #0a0a0a;
  --color-surface-dark-soft: #141414;
  --color-text-on-dark: #ffffff;
  --color-text-on-dark-muted: #a3a3a3;

  /* Semantic */
  --color-success: #4ade80;
  --color-warning: #f59e0b;
  --color-danger: #ef4444;

  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --line-height-tight: 1.2;
  --line-height-base: 1.6;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;

  /* Layout */
  --max-width: 1140px;
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -2px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.06);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.06);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
}