/*
  Design tokens for elsar — resolved from DESIGN.md's seed palette.
  "[to be resolved during implementation]" placeholders are settled here:
  Spice-Red Accent anchored on dried red chili / paprika; Warm Paper, Ink,
  Surface and Border are tinted toward the same hue at low chroma so the
  whole neutral ramp reads as one family rather than generic gray-on-cream.
*/

:root {
  /* Primary — The Ten-Percent Rule: reserved for primary actions, price, status */
  --color-accent: oklch(56% 0.17 35);
  --color-accent-deep: oklch(47% 0.17 33);
  --color-accent-soft: oklch(91% 0.04 40);

  /* Neutral ramp — all tinted toward the accent's hue (~35) at low chroma */
  --color-warm-paper: oklch(97% 0.013 70);
  --color-surface: oklch(94% 0.016 68);
  --color-border: oklch(86% 0.018 60);
  --color-ink: oklch(26% 0.02 50);
  --color-ink-soft: oklch(43% 0.025 50);

  /* Feedback tones — distinct from the accent so errors never read as "price" */
  --color-success: oklch(54% 0.13 150);
  --color-warning: oklch(58% 0.15 75);

  /* Typography — The Heritage Pairing: a warm display serif for headings
     (carries the "crafted, trusted for generations" feeling) contrasted
     with a clean humanist sans for every reading task — body, labels, prices */
  --font-display: "Fraunces", "Source Serif 4", Georgia, serif;
  --font-sans: "Source Sans 3", "Public Sans", system-ui, -apple-system, sans-serif;

  --text-display: clamp(1.875rem, 1.4rem + 2vw, 2.75rem);
  --text-headline: clamp(1.25rem, 1.1rem + 0.6vw, 1.5rem);
  --text-title: 1.125rem;
  --text-body: 1.0625rem;
  --text-label: 0.9375rem;
  --text-small: 0.875rem;

  --leading-tight: 1.15;
  --leading-body: 1.6;

  /* Spacing scale — varied deliberately section to section, not uniform */
  --space-2xs: 0.5rem;
  --space-xs: 0.75rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;

  /* Shape — gently rounded, never pill or sharp-square */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-pill: 999px;

  /* Elevation — The Flat-Counter Rule: shadows only for genuinely floating elements */
  --shadow-floating: 0 8px 32px oklch(26% 0.02 50 / 0.16);

  /* Motion — responsive only; exponential ease-out, no bounce */
  --ease-out-quart: cubic-bezier(0.25, 1, 0.5, 1);
  --duration-fast: 160ms;
  --duration-base: 240ms;
  --duration-slow: 420ms;

  /* Focus ring — generous and unmissable, per DESIGN.md Inputs spec */
  --focus-ring: 0 0 0 3px var(--color-warm-paper), 0 0 0 6px var(--color-accent);
}

@media (prefers-reduced-motion: reduce) {
  :root {
    --duration-fast: 1ms;
    --duration-base: 1ms;
    --duration-slow: 1ms;
  }
}