:root {
  --teal: #2b7f80;
  --teal-dark: #145656;
  --ink: #1a1a1a;
  --muted: #5c5c5c;
  --bg: #f7f6f2;
  --surface: #fff;
  --line: #e4e1d8;
  --max: 42rem;
  --wide: 64rem;
  --sans: ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--sans);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
}

a { color: var(--teal-dark); }
a:hover { color: var(--teal); }

.skip {
  position: absolute;
  left: -9999px;
}
.skip:focus {
  left: 1rem;
  top: 1rem;
  background: var(--teal);
  color: #fff;
  padding: 0.5rem 1rem;
  z-index: 20;
}

.wrap {
  width: min(var(--wide), calc(100% - 2rem));
  margin-inline: auto;
}

.site-header {
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 0;
  flex-wrap: wrap;
}

.brand { text-decoration: none; }
.brand__logo {
  display: block;
  height: 48px;
  width: auto;
}

.nav {
  display: flex;
  gap: 1.25rem;
  flex-wrap: wrap;
}
.nav a {
  text-decoration: none;
  color: var(--ink);
  font-size: 0.95rem;
}
.nav a:hover,
.nav a[aria-current="page"] {
  color: var(--teal);
}

.hero {
  padding: 3.5rem 0 2.5rem;
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}
.hero h1 {
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.15;
  margin: 0 0 1.25rem;
  letter-spacing: 0.02em;
}
.lead {
  font-size: 1.15rem;
  max-width: 40rem;
  color: var(--ink);
}
.payoff {
  margin-top: 1.5rem;
  color: var(--teal);
  font-style: italic;
}
.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.75rem;
  color: var(--teal);
  margin: 0 0 0.75rem;
}

.section { padding: 2.75rem 0 3.5rem; }
.section h2 {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 1.5rem;
  margin: 0 0 1.25rem;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}
.cards--duo {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  max-width: 44rem;
}
.cards--page { margin-bottom: 3rem; }
@media (max-width: 900px) {
  .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 560px) {
  .cards,
  .cards--duo { grid-template-columns: 1fr; }
}

.section__more {
  margin: 1.25rem 0 0;
}

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  padding: 1.25rem 1.35rem 1.4rem;
}
.card__kicker {
  margin: 0 0 0.35rem;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--teal);
}
.card h3 {
  font-family: var(--serif);
  font-size: 1.25rem;
  margin: 0 0 0.5rem;
}
.card h3 a { text-decoration: none; color: inherit; }
.card h3 a:hover { color: var(--teal); }
.card p { margin: 0 0 0.9rem; color: var(--muted); }
.card__cover {
  width: 5.5rem;
  height: auto;
  display: block;
  margin: 0 0 0.75rem;
  border: 1px solid var(--line);
}

.text-link {
  font-size: 0.95rem;
  text-decoration: none;
  border-bottom: 1px solid var(--teal);
}

.page-header { padding: 2.5rem 0 1rem; max-width: var(--max); }
.page-header h1 {
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  margin: 0 0 0.75rem;
}

.prose-page .prose,
.article { max-width: var(--max); padding-bottom: 3rem; }
.article__header { padding: 2.5rem 0 0.5rem; }
.article__header h1 {
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(1.7rem, 3vw, 2.2rem);
  margin: 0.35rem 0 0.75rem;
  line-height: 1.2;
}

.prose p,
.prose li { margin: 0 0 1rem; }
.prose h2,
.prose h3 {
  font-family: var(--serif);
  margin: 2rem 0 0.75rem;
}
.prose img {
  max-width: 100%;
  height: auto;
  display: block;
}
.prose figure { margin: 0 0 1.5rem; }
.prose ul,
.prose ol { padding-left: 1.2rem; }
.prose .gallery {
  display: block;
}

.facts {
  width: 100%;
  border-collapse: collapse;
}
.facts th {
  text-align: left;
  font-weight: 600;
  width: 7rem;
  vertical-align: top;
  padding: 0.35rem 0.75rem 0.35rem 0;
}
.facts td { padding: 0.35rem 0; }

.inzicht-groep { max-width: 44rem; margin: 0 0 2.5rem; }
.inzicht-groep h2 {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 1.35rem;
  margin: 0 0 0.35rem;
}
.inzicht-groep .index-list { margin-bottom: 0; }

.index-list {
  list-style: none;
  margin: 0 0 3rem;
  padding: 0;
  max-width: 44rem;
}
.index-list li {
  display: grid;
  grid-template-columns: 9rem 1fr;
  gap: 1rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--line);
}
.index-list time {
  color: var(--muted);
  font-size: 0.9rem;
}
.index-list a {
  text-decoration: none;
  color: var(--ink);
}
.index-list a:hover { color: var(--teal); }
@media (max-width: 600px) {
  .index-list li { grid-template-columns: 1fr; gap: 0.2rem; }
}

.band {
  background: var(--teal);
  color: #fff;
  padding: 2.25rem 0;
}
.band__label {
  margin: 0 0 0.6rem;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.75);
}
.band__text {
  margin: 0 0 1rem;
  max-width: 40rem;
  font-size: 1.1rem;
  line-height: 1.55;
}
.band__link {
  color: #fff;
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.7);
}
.band__link:hover { color: #fff; border-bottom-color: #fff; }

.book {
  display: grid;
  grid-template-columns: 11rem 1fr;
  gap: 1.5rem;
  align-items: start;
  padding-bottom: 3rem;
  max-width: var(--max);
}
.book__cover {
  width: 100%;
  height: auto;
  display: block;
  border: 1px solid var(--line);
}
.book__meta { padding-bottom: 0; }
@media (max-width: 560px) {
  .book { grid-template-columns: 1fr; max-width: 16rem; }
}

.site-footer {
  border-top: 1px solid var(--line);
  background: var(--surface);
  padding: 1.75rem 0 2.25rem;
  color: var(--muted);
  font-size: 0.9rem;
}
.site-footer__inner {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
}
.site-footer__mark {
  width: 40px;
  height: auto;
  flex-shrink: 0;
}
.site-footer p { margin: 0 0 0.4rem; }
.site-footer__payoff {
  color: var(--teal);
  font-style: italic;
}
.site-footer a { color: var(--muted); }
.site-footer a:hover { color: var(--teal); }