/* Hessel & Partners — The Brief
   Zwart-wit, redactioneel. Serif voor koppen, sans voor tekst. */

:root {
  --ink: #111111;
  --ink-soft: #4a4a4a;
  --ink-faint: #7c7c7c;
  --rule: #e2e0dc;
  --paper: #ffffff;
  --paper-tint: #f7f6f3;
  --accent: #a8281f;

  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, "Times New Roman", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Helvetica, Arial, sans-serif;

  --measure: 40rem;
  --wide: 68rem;
}

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

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--ink); text-decoration-thickness: 1px; text-underline-offset: 2px; }
a:hover { color: var(--ink-soft); }

.wrap {
  width: 100%;
  max-width: var(--wide);
  margin-inline: auto;
  padding-inline: 1.5rem;
}

/* ---------- Header ---------- */

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

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  min-height: 4.5rem;
  flex-wrap: wrap;
}

.brand {
  font-family: var(--serif);
  font-size: 1.25rem;
  letter-spacing: -0.01em;
  text-decoration: none;
  font-weight: 600;
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  font-size: 0.9375rem;
}

.nav a { text-decoration: none; color: var(--ink-soft); }
.nav a:hover { color: var(--ink); }

.nav-cta {
  border: 1px solid var(--ink);
  padding: 0.45rem 0.9rem;
  border-radius: 999px;
  color: var(--ink) !important;
  font-weight: 500;
}
.nav-cta:hover { background: var(--ink); color: var(--paper) !important; }

/* ---------- Index ---------- */

.index-intro {
  padding: 4.5rem 0 2.5rem;
  max-width: var(--measure);
}

.index-intro h1 {
  font-family: var(--serif);
  font-size: clamp(2.25rem, 6vw, 3.25rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 0 0 1rem;
}

.index-intro p { color: var(--ink-soft); font-size: 1.125rem; margin: 0; }

.post-list {
  list-style: none;
  margin: 0;
  padding: 0 0 5rem;
  border-top: 1px solid var(--rule);
}

.post-card { border-bottom: 1px solid var(--rule); }

.post-card-link {
  display: grid;
  grid-template-columns: 13rem 1fr;
  gap: 2rem;
  align-items: start;
  padding: 2.25rem 0;
  text-decoration: none;
  max-width: 52rem;
}

/* Zonder afbeelding valt de tekstkolom terug op de volle breedte. */
.post-card-link:not(:has(.post-card-image)) { grid-template-columns: 1fr; }

.post-card-image {
  display: block;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--paper-tint);
  border-radius: 3px;
}

.post-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.3s ease;
}

.post-card-link:hover .post-card-image img { transform: scale(1.03); }

.post-card time {
  display: block;
  font-size: 0.8125rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.post-card h2 {
  font-family: var(--serif);
  font-size: 1.75rem;
  line-height: 1.25;
  letter-spacing: -0.015em;
  margin: 0.6rem 0 0.5rem;
}

.post-card-link:hover h2 { text-decoration: underline; text-underline-offset: 3px; }
.post-card p { margin: 0 0 0.9rem; color: var(--ink-soft); }

.read-more {
  font-size: 0.875rem;
  color: var(--ink-faint);
  letter-spacing: 0.02em;
}

.empty { padding: 3rem 0 6rem; color: var(--ink-faint); }

/* ---------- Artikel ---------- */

.article-wrap { padding-bottom: 5rem; }

/* Tekstkolom links, auteur en CTA in een smalle kolom rechts. */
.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 18rem;
  gap: 4rem;
  /* Bewust geen align-items: start — de kolom moet de volle rijhoogte krijgen,
     anders krimpt hij tot zijn inhoud en heeft sticky geen ruimte om te bewegen. */
}

.article { max-width: var(--measure); min-width: 0; }

.sidebar { min-width: 0; }

/* Meeschuiven zolang er artikel onder staat. */
.sidebar-inner {
  position: sticky;
  top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
  padding-top: 4rem;
}

.sidebar-label {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 0.75rem;
}

@media (max-width: 62rem) {
  .article-layout { grid-template-columns: 1fr; gap: 0; }
  .article { max-width: var(--measure); margin-inline: auto; }

  /* Onder de tekst uitlijnen met dezelfde kolombreedte. */
  .sidebar { max-width: var(--measure); margin-inline: auto; width: 100%; }
  .sidebar-inner {
    position: static;
    padding-top: 3rem;
    margin-top: 3rem;
    border-top: 1px solid var(--rule);
  }
}

.draft-banner {
  max-width: var(--measure);
  margin: 1.5rem auto 0;
  padding: 0.65rem 1rem;
  background: var(--paper-tint);
  border-left: 3px solid var(--ink);
  font-size: 0.9rem;
}

.article-header { padding: 4rem 0 2rem; }

.article-meta {
  display: flex;
  gap: 0.6rem;
  font-size: 0.8125rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin: 0 0 1.25rem;
}

.article-header h1 {
  font-family: var(--serif);
  font-size: clamp(2.125rem, 5.5vw, 3rem);
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin: 0;
}

.article-standfirst {
  font-size: 1.25rem;
  line-height: 1.5;
  color: var(--ink-soft);
  margin: 1.25rem 0 0;
}

.article-hero { margin: 2.5rem 0 3rem; }

.article-hero img {
  width: 100%;
  height: auto;
  display: block;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  background: var(--paper-tint);
}

/* Inhoudsopgave */

.toc {
  background: var(--paper-tint);
  padding: 1.5rem 1.75rem;
  margin: 0 0 3rem;
}

.toc-title {
  margin: 0 0 0.75rem;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.toc ol { margin: 0; padding-left: 1.25rem; }
.toc li { margin-bottom: 0.4rem; font-size: 0.9375rem; }
.toc a { color: var(--ink-soft); text-decoration: none; }
.toc a:hover { color: var(--ink); text-decoration: underline; }

/* Artikeltekst */

.prose { font-size: 1.125rem; line-height: 1.7; }
.prose > *:first-child { margin-top: 0; }

.prose h2 {
  font-family: var(--serif);
  font-size: 1.75rem;
  line-height: 1.25;
  letter-spacing: -0.015em;
  margin: 3rem 0 1rem;
  scroll-margin-top: 2rem;
}

.prose h3 {
  font-size: 1.1875rem;
  font-weight: 650;
  margin: 2.25rem 0 0.75rem;
}

.prose p { margin: 0 0 1.35rem; }
.prose strong { font-weight: 650; }

.prose ul, .prose ol { margin: 0 0 1.5rem; padding-left: 1.35rem; }
.prose li { margin-bottom: 0.55rem; }

.prose blockquote {
  margin: 2rem 0;
  padding: 0.25rem 0 0.25rem 1.5rem;
  border-left: 2px solid var(--ink);
  font-family: var(--serif);
  font-size: 1.1875rem;
  font-style: italic;
  color: var(--ink-soft);
}
.prose blockquote p:last-child { margin-bottom: 0; }

.prose table {
  width: 100%;
  border-collapse: collapse;
  margin: 2rem 0;
  font-size: 0.9375rem;
}
.prose th, .prose td {
  text-align: left;
  padding: 0.7rem 0.9rem;
  border-bottom: 1px solid var(--rule);
  vertical-align: top;
}
.prose th {
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-faint);
  border-bottom-color: var(--ink);
}

.prose code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.875em;
  background: var(--paper-tint);
  padding: 0.15em 0.4em;
  border-radius: 3px;
}

.prose pre {
  background: var(--paper-tint);
  padding: 1.1rem 1.25rem;
  overflow-x: auto;
  margin: 1.75rem 0;
}
.prose pre code { background: none; padding: 0; }

.prose hr { border: 0; border-top: 1px solid var(--rule); margin: 3rem 0; }

/* Key takeaways */

.takeaways {
  margin: 3.5rem 0 0;
  padding: 2rem 2rem 1.5rem;
  background: var(--paper-tint);
}
.takeaways h2 {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin: 0 0 1rem;
}
.takeaways ul { margin: 0; padding-left: 1.15rem; }
.takeaways li { margin-bottom: 0.7rem; }

/* FAQ */

.faq { margin: 3.5rem 0 0; }
.faq h2 {
  font-family: var(--serif);
  font-size: 1.5rem;
  margin: 0 0 1.25rem;
}
.faq details {
  border-bottom: 1px solid var(--rule);
  padding: 1rem 0;
}
.faq summary {
  cursor: pointer;
  font-weight: 600;
  list-style: none;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::before { content: "+ "; color: var(--ink-faint); }
.faq details[open] summary::before { content: "– "; }
.faq p { margin: 0.75rem 0 0; color: var(--ink-soft); }

/* CTA + auteur */

.cta {
  padding-top: 2rem;
  border-top: 1px solid var(--rule);
  font-size: 0.9375rem;
}
.cta p { color: var(--ink-soft); margin: 0 0 1.25rem; }

.button {
  display: inline-block;
  background: var(--accent);
  color: var(--paper);
  padding: 0.7rem 1.5rem;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.button:hover { color: var(--paper); opacity: 0.88; }

.author-photo {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  display: block;
  margin: 0 0 1.25rem;
  background: var(--paper-tint);
}

.author-name {
  font-family: var(--serif);
  font-size: 1.125rem;
  font-weight: 650;
  margin: 0 0 0.5rem;
}

.author-bio {
  color: var(--ink-soft);
  font-size: 0.9375rem;
  margin: 0 0 1rem;
}

.author-links { margin: 0; font-size: 0.9375rem; }
.author-links a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 500;
}
.author-links a:hover { text-decoration: underline; text-underline-offset: 3px; }

/* ---------- Footer ---------- */

.site-footer { border-top: 1px solid var(--rule); margin-top: 2rem; }

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
  padding-top: 3rem;
  padding-bottom: 2rem;
}

.footer-brand { font-family: var(--serif); font-weight: 600; margin: 0 0 0.35rem; }
.footer-note { color: var(--ink-faint); font-size: 0.9375rem; margin: 0; max-width: 24rem; }

.footer-nav { display: flex; gap: 1.5rem; font-size: 0.9375rem; flex-wrap: wrap; }
.footer-nav a { color: var(--ink-soft); text-decoration: none; }
.footer-nav a:hover { color: var(--ink); }

.footer-legal {
  border-top: 1px solid var(--rule);
  padding-top: 1.25rem;
  padding-bottom: 2.5rem;
}
.footer-legal p { margin: 0; font-size: 0.8125rem; color: var(--ink-faint); }

@media (max-width: 40rem) {
  .nav { gap: 1rem; font-size: 0.875rem; }
  .header-inner { padding-block: 1rem; }
  .article-header { padding-top: 2.5rem; }
  .cta, .takeaways { padding: 1.5rem; }
}