/* QuimReacChile design system: shared tokens and reusable interface primitives. */
:root {
  --color-ink: #151711;
  --color-ink-soft: #4c5143;
  --color-paper: #f5f0e5;
  --color-paper-deep: #e8e1d1;
  --color-acid: #d9ed39;
  --color-sun: #ffc21a;
  --color-line: rgba(21, 23, 17, 0.16);

  --font-display: Georgia, "Times New Roman", serif;
  --font-body: "Arial Narrow", "Franklin Gothic Condensed", "Liberation Sans Narrow", sans-serif;

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4rem;
  --space-9: 5rem;
  --content-wide: 1480px;
  --shadow-elevated: 0 26px 80px rgba(32, 35, 20, 0.18);
  --transition-fast: 180ms ease;

  /* Compatibility aliases keep page-specific styles expressive and concise. */
  --ink: var(--color-ink);
  --ink-soft: var(--color-ink-soft);
  --paper: var(--color-paper);
  --paper-deep: var(--color-paper-deep);
  --acid: var(--color-acid);
  --sun: var(--color-sun);
  --line: var(--color-line);
  --serif: var(--font-display);
  --sans: var(--font-body);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: linear-gradient(135deg, rgba(217, 237, 57, 0.09) 1px, transparent 1px) 0 0 / 20px 20px, var(--paper-deep); color: var(--ink); font-family: var(--sans); font-size: 18px; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

:focus-visible { outline: 3px solid var(--color-sun); outline-offset: 4px; }

.brand { display: inline-flex; align-items: center; gap: var(--space-2); font-size: 1.6rem; font-weight: 900; letter-spacing: -0.075em; white-space: nowrap; }
.brand span span { color: #849700; }
.brand-mark { width: 40px; height: 40px; }

.button { display: inline-flex; align-items: center; justify-content: center; gap: var(--space-3); min-height: 54px; padding: 0 var(--space-5); border: 1px solid var(--ink); background: var(--ink); color: var(--paper); font-family: inherit; font-size: 1rem; font-weight: 800; letter-spacing: 0.04em; text-transform: uppercase; transition: transform var(--transition-fast), background var(--transition-fast); }
.button:hover { transform: translateY(-3px); background: #3a4031; }
.button-small { min-height: 42px; padding: 0 var(--space-4); font-size: 0.82rem; }
.button-outline { background: transparent; color: var(--ink); }
.button-outline:hover { background: var(--acid); color: var(--ink); }

.overline { margin: 0 0 var(--space-4); color: #6d7d00; font-size: 0.82rem; font-weight: 900; letter-spacing: 0.18em; text-transform: uppercase; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; }
}