:root {
  /* Freight Decision Lab - locked palette */
  --fdl-navy: #0A1D3A;          /* primary authority colour */
  --fdl-teal: #00B39F;          /* decision / action accent */
  --fdl-slate: #64717B;         /* supporting neutral only */
  --fdl-white: #FFFFFF;
  --fdl-black: #000000;

  /* approved tints for UI surfaces (not brand colours) */
  --fdl-navy-deep: #07162B;
  --fdl-paper: #F5F7F9;
  --fdl-line: #D9DFE5;

  /* type - Poppins is the official brand typeface */
  --fdl-font: "Poppins", "Helvetica Neue", Arial, sans-serif;
  --fdl-weight-display: 700;   /* Bold - wordmark, headlines, course and product names */
  --fdl-weight-body: 500;      /* Medium - taglines, endorsement lines, subheads, UI */
  --fdl-weight-longform: 400;  /* Regular - longer body copy */
  --fdl-tracking-tagline: 0.18em;
}