:root {
  /* Colors */
  --color-vermilion-pulse: #ff3b1f;
  --color-cobalt-glow: #5683d2;
  --color-obsidian: #0c0a08;
  --color-paper: #ffffff;
  --color-limestone: #f4f2f0;
  --color-charcoal: #1a1919;
  --color-slate: #4d505d;
  --color-fog: #999ba3;
  --color-bone: #d2cecb;

  /* Typography — Font Families */
  --font-lausanne: 'Lausanne', ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-arial: 'Arial', ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

  /* Typography — Scale */
  --text-micro: 10px;
  --leading-micro: 1.2;
  --text-caption: 13px;
  --leading-caption: 1.46;
  --text-body: 16px;
  --leading-body: 1.5;
  --text-subheading: 18px;
  --leading-subheading: 1.43;
  --text-heading-sm: 20px;
  --leading-heading-sm: 1.38;
  --text-heading: 24px;
  --leading-heading: 1.33;
  --text-heading-lg: 28px;
  --leading-heading-lg: 1.3;
  --text-display-sm: 40px;
  --leading-display-sm: 1.2;
  --text-display: 48px;
  --leading-display: 1.14;
  --text-display-lg: 64px;
  --leading-display-lg: 1.05;

  /* Typography — Weights */
  --font-weight-regular: 400;
  --font-weight-medium: 500;

  /* Spacing */
  --spacing-unit: 4px;
  --spacing-4: 4px;
  --spacing-8: 8px;
  --spacing-12: 12px;
  --spacing-16: 16px;
  --spacing-20: 20px;
  --spacing-24: 24px;
  --spacing-28: 28px;
  --spacing-32: 32px;
  --spacing-40: 40px;
  --spacing-48: 48px;
  --spacing-52: 52px;
  --spacing-64: 64px;
  --spacing-76: 76px;
  --spacing-128: 128px;
  --spacing-160: 160px;
  --spacing-176: 176px;

  /* Layout */
  --page-max-width: 1200px;
  --section-gap: 80px;
  --card-padding: 24px;
  --element-gap: 8px;

  /* Border Radius */
  --radius-md: 4px;
  --radius-lg: 7.8px;
  --radius-xl: 12px;

  /* Named Radii */
  --radius-nav: 4px;
  --radius-tags: 9999px;
  --radius-cards: 12px;
  --radius-images: 12px;
  --radius-inputs: 4px;
  --radius-buttons: 4px;

  /* Shadows */
  --shadow-subtle: rgba(255, 255, 255, 0.6) 0px 0px 2px 0px inset;

  /* Surfaces */
  --surface-paper-canvas: #ffffff;
  --surface-limestone-card: #f4f2f0;
  --surface-charcoal-overlay: #1a1919;
  --surface-obsidian-ground: #0c0a08;
}