/* ============================================================
   DESIGN TOKENS — Single source of truth for all design values
   ============================================================ */

:root {
  /* — Color Palette — */
  --color-bg:              #f3f2ee;
  --color-surface:         #fbfaf7;
  --color-surface-raised:  #ebeae5;
  --color-border:          #d8d6cf;
  --color-border-subtle:   #e2e0d9;

  --color-text-primary:    #111111;
  --color-text-secondary:  #444444;
  --color-text-muted:      #77746d;
  --color-text-inverse:    #ffffff;

  --color-accent:          #111111;
  --color-accent-hover:    #333333;
  --color-tag-bg:          #f0f0f0;
  --color-tag-text:        #444444;
  --color-highlight:       #b9e879;

  /* — Typography — */
  --font-sans:             'Inter', Arial, Helvetica, sans-serif;
  --font-display:          'Iowan Old Style', 'Palatino Linotype', 'Book Antiqua', Palatino, Georgia, serif;

  --text-xs:   0.6875rem;   /* 11px */
  --text-sm:   0.8125rem;   /* 13px */
  --text-base: 1rem;        /* 16px */
  --text-lg:   1.125rem;    /* 18px */
  --text-xl:   1.375rem;    /* 22px */
  --text-2xl:  1.75rem;     /* 28px */
  --text-3xl:  2.5rem;      /* 40px */
  --text-4xl:  3.5rem;      /* 56px */
  --text-5xl:  4.5rem;      /* 72px */

  --weight-light:    300;
  --weight-regular:  400;
  --weight-medium:   500;
  --weight-semibold: 600;

  --leading-tight:  1.15;
  --leading-snug:   1.35;
  --leading-normal: 1.6;
  --leading-loose:  1.8;

  --tracking-tight:  -0.03em;
  --tracking-normal:  0em;
  --tracking-wide:    0.04em;
  --tracking-wider:   0.08em;

  /* — Spacing — */
  --space-1:   0.25rem;
  --space-2:   0.5rem;
  --space-3:   0.75rem;
  --space-4:   1rem;
  --space-5:   1.25rem;
  --space-6:   1.5rem;
  --space-8:   2rem;
  --space-10:  2.5rem;
  --space-12:  3rem;
  --space-16:  4rem;
  --space-20:  5rem;
  --space-24:  6rem;
  --space-32:  8rem;

  /* — Layout — */
  --max-width-content: 1100px;
  --nav-height:        68px;

  /* — Borders & Radius — */
  --radius-sm:   4px;
  --radius-md:   8px;
  --radius-lg:   16px;
  --radius-full: 9999px;

  /* — Shadows — */
  --shadow-sm:  0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md:  0 4px 12px rgba(0,0,0,0.07), 0 2px 6px rgba(0,0,0,0.04);
  --shadow-lg:  0 12px 32px rgba(0,0,0,0.08), 0 4px 16px rgba(0,0,0,0.04);

  /* — Transitions — */
  --ease-out:    cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --duration-fast:   150ms;
  --duration-base:   250ms;
  --duration-slow:   400ms;

  /* — Portrait capsule — */
  --capsule-height: 2.1em;
  --capsule-aspect: 1.9;
}