:root{
  /* size ramp — as specified */
  --text-hero:56px;    /* spec/marketing headline only */
  --text-display:40px; /* dashboard greeting */
  --text-metric:36px;  /* KPI number */
  --text-metric-sm:34px;
  --text-h1:32px;      /* page title */
  --text-h2:30px;      /* section title */
  --text-h3:20px;      /* card title */
  --text-lg:19px;
  --text-md:17px;
  --text-body:15px;
  --text-sm:14px;
  --text-xs:13px;
  --text-label:12px;   /* uppercase label */
  --text-micro:11px;   /* badge / table header */
  --text-tiny:10px;    /* sidebar group label */

  --leading-hero:1.03;
  --leading-display:1.05;
  --leading-tight:1.15;
  --leading-snug:1.3;
  --leading-body:1.5;
  --leading-relaxed:1.65;

  --weight-regular:400;
  --weight-medium:500;
  --weight-semibold:600;
  --weight-bold:700;
  --weight-extrabold:800;

  --tracking-hero:-0.035em;
  --tracking-display:-0.03em;
  --tracking-metric:-0.02em;
  --tracking-h1:-0.025em;
  --tracking-h3:-0.01em;
  --tracking-normal:0em;
  --tracking-label:0.09em;   /* 12px uppercase labels */
  --tracking-header:0.08em;  /* 11px table headers */
  --tracking-badge:0.07em;   /* 11px micro badges */
  --tracking-eyebrow:0.1em;  /* section numerals */
}