/* =========================================================
   S.T. DETAILING — BASE / RESET
   ========================================================= */

*, *::before, *::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text-primary);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: var(--lh-normal);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img, picture, svg, video { display: block; max-width: 100%; }
img { height: auto; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: var(--lh-tight);
  letter-spacing: var(--ls-tight);
  margin: 0;
  color: var(--color-text-primary);
}
h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); }

p { margin: 0; }

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

input, textarea, select {
  font: inherit;
  color: inherit;
}

ul, ol { margin: 0; padding: 0; list-style: none; }

/* ---- Focus states (accessibility) ---- */
:focus { outline: none; }
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}
.dark :focus-visible {
  outline-color: var(--color-accent-on-dark);
}

/* ---- Selection ---- */
::selection {
  background: var(--color-accent);
  color: var(--color-text-inverse);
}

/* ---- Skip link ---- */
.skip-link {
  position: fixed;
  top: -100%;
  left: var(--space-sm);
  z-index: var(--z-toast);
  background: var(--color-graphite-900);
  color: var(--color-text-inverse);
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-md);
  font-size: var(--fs-small);
  font-weight: 600;
  transition: top var(--dur-fast) var(--ease-out);
}
.skip-link:focus {
  top: var(--space-sm);
}

/* ---- Layout helpers ---- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.container--narrow {
  max-width: var(--container-narrow);
}

.section {
  padding-block: var(--space-3xl);
}
.section--tight { padding-block: var(--space-2xl); }

/* Op kleinere schermen mag het ritme strakker: dezelfde witruimte als op
   desktop maakt een pagina op een telefoon onnodig lang en leeg. */
@media (max-width: 900px) {
  .section { padding-block: var(--space-2xl); }
  .section--tight { padding-block: var(--space-xl); }
}
@media (max-width: 560px) {
  .section { padding-block: 3.25rem; }
  .section--tight { padding-block: var(--space-lg); }
}
.section--dark {
  background: var(--color-graphite-900);
  color: var(--color-text-inverse);
}
/* Koppen krijgen in base.css een donkere kleur toegewezen. In een donkere
   sectie moet die worden omgedraaid, anders staat er zwarte tekst op een
   zwarte achtergrond. */
.section--dark h1,
.section--dark h2,
.section--dark h3,
.section--dark h4 { color: var(--color-text-inverse); }
.section--dark p { color: var(--color-text-inverse-secondary); }
.section--surface {
  background: var(--color-surface);
}

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

[hidden] { display: none !important; }

/* ---- Typography utility classes ---- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2xs);
  font-family: var(--font-body);
  font-size: var(--fs-caption);
  font-weight: 700;
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  color: var(--color-accent);
}
.eyebrow::before {
  content: "";
  width: 22px;
  height: 1px;
  background: var(--color-accent);
}
.dark .eyebrow, .section--dark .eyebrow { color: var(--color-accent-on-dark); }
.dark .eyebrow::before, .section--dark .eyebrow::before { background: var(--color-accent-on-dark); }

.text-body-lg { font-size: var(--fs-body-lg); line-height: var(--lh-relaxed); }
.text-secondary { color: var(--color-text-secondary); }
.text-muted { color: var(--color-text-muted); }
.section--dark .text-secondary { color: var(--color-text-inverse-secondary); }
.section--dark .text-muted { color: var(--color-text-inverse-muted); }

.display {
  font-family: var(--font-display);
  font-size: var(--fs-display);
  line-height: var(--lh-tight);
  letter-spacing: var(--ls-tight);
  font-weight: 600;
}