:root {
  --color-forest: #163D32;
  --color-forest-dark: #0F2A23;
  --color-forest-light: #1E5244;
  --color-copper: #B08D57;
  --color-copper-dark: #967648;
  --color-copper-light: #C9A872;
  --color-linen: #F3EFE7;
  --color-linen-dark: #E5DFD3;
  --color-linen-light: #FAF8F4;
  --color-ink: #1C1A17;
  --color-text-muted: #5C574F;
  --color-white: #FFFFFF;
  --color-error: #A63D3D;
  --color-success: #2D6B4F;

  --font-heading: "Instrument Serif", Georgia, "Times New Roman", serif;
  --font-body: "Figtree", system-ui, -apple-system, sans-serif;

  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-full: 50%;

  --shadow-sm: 0 1px 3px rgba(28, 26, 23, 0.08);
  --shadow-md: 0 4px 20px rgba(28, 26, 23, 0.1);
  --shadow-lg: 0 12px 40px rgba(15, 42, 35, 0.18);

  --transition-fast: 150ms ease;
  --transition-base: 280ms ease;
  --transition-slow: 500ms cubic-bezier(0.22, 1, 0.36, 1);

  --header-height: 76px;
  --max-width: 1180px;
  --max-width-narrow: 720px;
  --max-width-wide: 1280px;

  --frame-copper: 3px double var(--color-copper);
}