/* ============================================================
   SONORA — BASE / RESET (light touch)
   Sets brand defaults on body for specimens & kits.
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--fs-md);
  line-height: var(--lh-relaxed);
  color: var(--text-body);
  background: var(--surface-app);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: var(--text-strong);
  letter-spacing: var(--ls-tight);
  line-height: var(--lh-snug);
  margin: 0;
}

a { color: var(--text-brand); text-decoration: none; }
a:hover { text-decoration: underline; }

::selection { background: var(--terracotta-300); color: var(--warm-900); }

:focus-visible {
  /* Dual-ring focus indicator: the light outline stays visible on dark surfaces
     (order sheet, lightbox) and the dark box-shadow ring on light surfaces. */
  outline: 2px solid var(--warm-50);
  outline-offset: 1px;
  box-shadow: 0 0 0 4px var(--focus-ring);
}

/* Subtle paper texture utility — warm sand grain, no image needed */
.son-paper {
  background-color: var(--surface-sand);
  background-image:
    radial-gradient(rgba(140, 110, 70, 0.05) 1px, transparent 1px);
  background-size: 4px 4px;
}