:root {
  /* Colors */
  --color-signal-blue: #528fff;
  --color-button-blue: #1253ff;
  --color-voltage-yellow: #f1f607;
  --color-carbon: #121214;
  --color-obsidian: #000000;
  --color-platinum: #ffffff;
  --color-graphite: #232426;
  --color-fog: #a6a8ad;
  --color-ash: #c8c9cc;
  --color-slate: #63656d;
  --color-iron: #45464d;

  /* Typography — Font Families */
  --font-intervariable-custom: 'InterVariable (custom)', ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-soehnebreit-custom: 'SoehneBreit (custom)', ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-soehne-custom: 'Soehne (custom)', ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

  /* Typography — Scale */
  --text-caption: 12px;
  --leading-caption: 1.2;
  --tracking-caption: -0.18px;
  --text-body-sm: 14px;
  --leading-body-sm: 1.43;
  --tracking-body-sm: -0.21px;
  --text-body: 16px;
  --leading-body: 1.5;
  --tracking-body: -0.24px;
  --text-subheading: 20px;
  --leading-subheading: 1.25;
  --tracking-subheading: -0.3px;
  --text-heading-sm: 28px;
  --leading-heading-sm: 1.25;
  --tracking-heading-sm: -0.42px;
  --text-heading: 36px;
  --leading-heading: 1.25;
  --tracking-heading: -0.54px;
  --text-heading-lg: 48px;
  --leading-heading-lg: 1.25;
  --tracking-heading-lg: -0.72px;
  --text-display: 54px;
  --leading-display: 1.25;
  --tracking-display: -0.81px;

  /* Typography — Weights */
  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;

  /* Spacing */
  --spacing-unit: 4px;
  --spacing-4: 4px;
  --spacing-8: 8px;
  --spacing-16: 16px;
  --spacing-20: 20px;
  --spacing-32: 32px;
  --spacing-48: 48px;
  --spacing-64: 64px;
  --spacing-80: 80px;
  --spacing-120: 120px;

  /* Layout */
  --section-gap: 80px;
  --card-padding: 20-32px;
  --element-gap: 8-16px;

  /* Border Radius */
  --radius-md: 4px;
  --radius-lg: 8px;
  --radius-2xl: 16px;
  --radius-full: 60px;
  --radius-full-2: 100px;
  --radius-full-3: 128px;
  --radius-full-4: 180px;
  --radius-full-5: 1440px;

  /* Named Radii */
  --radius-nav: 1440px;
  --radius-cards: 4px;
  --radius-images: 4px;
  --radius-inputs: 4px;
  --radius-buttons: 8px;
  --radius-pill-buttons: 60px;

  /* Shadows */
  --shadow-subtle: rgba(0, 0, 0, 0.07) 0px 0px 0px 1px inset;

  /* Surfaces */
  --surface-graphite-canvas: #232426;
  --surface-carbon: #121214;
  --surface-obsidian: #000000;
  --surface-iron: #45464d;
}