:root {
  /* Colors */
  --color-abyssal-teal: #012624;
  --color-midnight-current: #011d1c;
  --color-tide-pool-teal: #003734;
  --color-fog-veil: #bbc7c6;
  --color-ice-mist: #edfffe;
  --color-ash-gray: #333333;
  --color-snow-sheet: #ffffff;
  --color-lilac-wisp: #fde9ff;
  --color-current-gradient: #00827c;
  --gradient-current-gradient: linear-gradient(90deg, #00827c 0%, #cbfffc 100%);
  --color-aurora-gradient: #cbfffc;
  --gradient-aurora-gradient: linear-gradient(90deg, #cbfffc 0%, #edfffe 26%, #fffdfa 48%, #fad1ff 89%);
  --color-twilight-gradient: #fad1ff;
  --gradient-twilight-gradient: linear-gradient(90deg, #cbfffc 0%, #edfffe 26%, #fffdfa 48%, #fad1ff 89%);

  /* Typography — Font Families (Matter with full system fallback) */
  --font-matter: 'Matter', 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-eyebrow: 10px;
  --leading-eyebrow: 1.4;
  --tracking-eyebrow: 2.4px;
  --text-caption: 12px;
  --leading-caption: 1.4;
  --tracking-caption: 1.44px;
  --text-body: 14px;
  --leading-body: 1.5;
  --tracking-body: 0.77px;
  --text-body-lg: 16px;
  --leading-body-lg: 1.5;
  --text-subheading: 20px;
  --leading-subheading: 1.4;
  --text-heading-sm: 24px;
  --leading-heading-sm: 1.4;
  --tracking-heading-sm: -0.29px;
  --text-heading: 36px;
  --leading-heading: 1.3;
  --tracking-heading: -0.47px;
  --text-heading-lg: 61px;
  --leading-heading-lg: 1.1;
  --tracking-heading-lg: -1.22px;
  --text-display: 96px;
  --leading-display: 1;
  --tracking-display: -3.84px;
  --text-display-xl: 295px;
  --leading-display-xl: 1;
  --tracking-display-xl: -13.57px;

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

  /* Spacing */
  --spacing-unit: 4px;
  --spacing-12: 12px;
  --spacing-16: 16px;
  --spacing-20: 20px;
  --spacing-24: 24px;
  --spacing-28: 28px;
  --spacing-32: 32px;
  --spacing-36: 36px;
  --spacing-40: 40px;
  --spacing-48: 48px;
  --spacing-64: 64px;
  --spacing-80: 80px;
  --spacing-120: 120px;
  --spacing-140: 140px;
  --spacing-156: 156px;
  --spacing-160: 160px;
  --spacing-172: 172px;

  /* Layout */
  --page-max-width: 1200px;
  --section-gap: 68px;
  --card-padding: 40px;
  --element-gap: 20px;

  /* Border Radius */
  --radius-md: 6px;
  --radius-xl: 12px;
  --radius-2xl: 16px;

  /* Named Radii */
  --radius-tags: 6px;
  --radius-cards: 16px;
  --radius-inputs: 6px;
  --radius-avatars: 9999px;
  --radius-buttons: 6px;

  /* Surfaces */
  --surface-abyss: #012624;
  --surface-trench: #011d1c;
  --surface-reef: #003734;
}