/* ============================================================
   TOOSMART — TYPOGRAPHY TOKENS
   Display: Space Grotesk  (techy geometric — wordmark stand-in)
   UI/Body: IBM Plex Sans  (clean, data-friendly)
   Data:    IBM Plex Mono  (metrics, IDs, code)
   NOTE: the real wordmark is a custom squared geometric sans;
   Space Grotesk is the closest free substitute — see readme.
   ============================================================ */

:root {
  --font-display: "Space Grotesk", "IBM Plex Sans", system-ui, sans-serif;
  --font-sans:    "IBM Plex Sans", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  --font-mono:    "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  /* --- Type scale (1.20 minor-third, rem) --- */
  --text-2xs:  0.6875rem;  /* 11px — micro labels */
  --text-xs:   0.75rem;    /* 12px */
  --text-sm:   0.875rem;   /* 14px */
  --text-md:   1rem;       /* 16px — base */
  --text-lg:   1.125rem;   /* 18px */
  --text-xl:   1.375rem;   /* 22px */
  --text-2xl:  1.75rem;    /* 28px */
  --text-3xl:  2.25rem;    /* 36px */
  --text-4xl:  3rem;       /* 48px */
  --text-5xl:  4rem;       /* 64px */
  --text-6xl:  5.25rem;    /* 84px — hero */

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

  /* --- Line heights --- */
  --leading-tight:   1.04;
  --leading-snug:    1.18;
  --leading-normal:  1.5;
  --leading-relaxed: 1.65;

  /* --- Letter spacing --- */
  --tracking-tighter: -0.03em;
  --tracking-tight:   -0.015em;
  --tracking-normal:  0;
  --tracking-wide:    0.04em;
  --tracking-caps:    0.18em;   /* the "CTV ADVERTISING" eyebrow look */
}

/* Optional helper classes (consumers may use vars directly) */
.ts-display {
  font-family: var(--font-display);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-tight);
  line-height: var(--leading-tight);
}
.ts-eyebrow {
  font-family: var(--font-display);
  font-weight: var(--weight-medium);
  text-transform: uppercase;
  letter-spacing: var(--tracking-caps);
  font-size: var(--text-xs);
}
.ts-mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0;
}