:root {
  /* Grounds */
  --tb-bg: #FFFFFF;
  --tb-surface: #F0F2F9;
  --tb-ground: #1E2E4C;
  --tb-overlay: #0D1B30;

  /* Ink */
  --tb-ink: #1A1A2E;
  --tb-ink-soft: #4A5568;
  --tb-ink-invert: #FFFFFF;
  --tb-hairline: #E8ECF0;

  /* Accent */
  --tb-accent: #0059C8;
  --tb-accent-action: #2E6BDF;
  --tb-accent-dark: #004A9F;
  --tb-accent-muted: #7593C7;
  --tb-accent-deep: #003D8F;

  /* Type */
  --tb-font: "Source Sans 3", system-ui, -apple-system, sans-serif;
  --tb-font-signature: "Dancing Script", cursive;
  --tb-base: 18px;

  /* Space */
  --tb-sm: 8px;
  --tb-md: 24px;
  --tb-lg: 48px;
  --tb-section: 80px;
  --tb-gutter: 24px;
  --tb-container: 1280px;

  /* Shape */
  --tb-radius-sm: 6px;
  --tb-radius-md: 12px;
}