/* ============================================================
   TRES elementos — Spacing, radius, shadow, motion tokens
   Brand book has near-zero rounding and minimal shadow — a paper/print
   sensibility (embossing, letterpress) rather than a UI-shadow one.
   ============================================================ */

:root {
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --space-9: 96px;
  --space-10: 128px;

  /* Radius — the brand book uses square corners almost everywhere;
     a hairline radius appears only on small UI affordances */
  --radius-none: 0px;
  --radius-sm: 2px;
  --radius-md: 4px;
  --radius-full: 999px;

  /* Shadow — restrained, warm-toned (never cool gray) */
  --shadow-sm: 0 1px 2px rgba(32, 32, 24, 0.06);
  --shadow-md: 0 4px 16px rgba(32, 32, 24, 0.08);
  --shadow-lg: 0 16px 48px rgba(32, 32, 24, 0.12);

  /* Emboss — the brand's signature tactile motif (see the blind-embossed
     logo-on-cardstock reference). Tone-on-tone relief, not a color shadow:
     a soft raised highlight + a soft pressed-in shadow on the same surface
     color. Use --emboss-raised on buttons/cards/tags that sit flush with
     their background; --emboss-pressed for an active/selected/pressed state. */
  --emboss-raised: inset 0 1px 0 rgba(255, 255, 255, 0.4), inset 0 -2px 3px rgba(32, 32, 24, 0.22), 0 1px 1px rgba(32, 32, 24, 0.12); /* @kind shadow */
  --emboss-pressed: inset 0 2px 3px rgba(32, 32, 24, 0.28), inset 0 -1px 0 rgba(255, 255, 255, 0.2); /* @kind shadow */
  --emboss-deep: inset 0 1px 1px rgba(255, 255, 255, 0.5), inset 0 -3px 5px rgba(32, 32, 24, 0.28), 0 2px 3px rgba(32, 32, 24, 0.1); /* @kind shadow */

  /* Motion — quiet, no bounce; brand feels architectural/still */
  --ease-standard: cubic-bezier(0.4, 0, 0.2, 1); /* @kind other */
  --duration-fast: 150ms; /* @kind other */
  --duration-base: 260ms; /* @kind other */
  --duration-slow: 420ms; /* @kind other */

  /* Layout */
  --content-max: 1200px;
  --border-hairline: 1px;
}