/*
  ABA Public Website — design tokens.
  Values extracted from the approved sources (listed in implementation/DESIGN-CONTRACT.txt).
  Do not adjust by eye; see implementation/DESIGN-CONTRACT.txt.
*/
:root {
  /* Ground */
  --aba-ground: #070707;
  --aba-ground-section: #080807;
  --aba-ground-legal: #090909;
  --aba-ground-dialog-backdrop: #050505;
  --aba-panel: #11110F;
  --aba-field: #0A0A09;

  /* Text — warm ivory scale */
  --aba-ivory-100: #EDE6D8;
  --aba-ivory-principle: #E6DFD2;
  --aba-ivory-desc: #E2DACB;
  --aba-ivory-nav: #E3DED5;
  --aba-ivory-descriptor: #D4CFC6;
  --aba-ivory-body: #D2CABB;
  --aba-note-1: #F2E7D3;
  --aba-note-2: #E8D6B4;

  /* Champagne */
  --aba-champagne: #E1C296;
  --aba-champagne-light: #F1D8B3;
  --aba-champagne-rule: #C9AD7D;
  --aba-champagne-deep: #A98B5B;
  --aba-footer-world: #D9B98A;
  --aba-link: #CFC3AE;
  --aba-link-hover: #EFD2A2;
  --aba-nav-hover: #F0C98E;
  --aba-cta-border: #E6CB9F;
  --aba-cta-text: #FAEBD0;
  --aba-cta-text-hover: #FFF3DC;

  /* EZRA signature (engraved dark settled; warm only during pulses) */
  --aba-ezra-core: #23170A;
  --aba-ezra-lip: #FFF1D6;
  --aba-ezra-lit: #FFE6BA;
  --aba-ezra-glow: #FFD38F;

  /* Typography — approved direction uses locally installed system families.
     No webfont assets are bundled or licensed yet (production-readiness item). */
  --aba-font-sans: 'Avenir Next', Avenir, 'Nunito Sans', 'Helvetica Neue', sans-serif;
  --aba-font-serif: Baskerville, 'Libre Baskerville', 'Baskerville Old Face', Georgia, serif;

  /* Focus */
  --aba-focus-ring: #F2D1A0;

  /* Layering (back → front) */
  --aba-z-ground: 0;
  --aba-z-plate: 1;
  --aba-z-edge: 2;
  --aba-z-scrim: 3;
  --aba-z-figure: 5;
  --aba-z-content: 6;
  --aba-z-shade: 7;
  --aba-z-chrome: 8;
  --aba-z-dialog: 20;
}

/*
  Breakpoint contract (CSS custom properties cannot be used inside media queries; values documented here):
  phone ≤ 600px · intermediate 601–1024px · desktop > 1024px (with aspect/height adjustments, decided in checkpoints B/C).
  Component breakpoints: form one column ≤ 760px · legal contents collapse ≤ 960px.
*/