/* =========================================================
   mediaintel — content sections (Wissen, Lösungen, Blog)
   Built on the global tokens in styles.css; adapts the
   legal-page layout for long-form editorial content.
   ========================================================= */

/* ---------- Breadcrumb ---------- */

.breadcrumb {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--fg-muted);
  padding-block: 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}
.breadcrumb a { color: var(--fg-muted); text-decoration: none; }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb .sep { color: var(--fg-faint); }
.breadcrumb [aria-current="page"] { color: var(--fg); }

/* ---------- Article header ---------- */

.content-header {
  padding-block: clamp(48px, 6vw, 88px) clamp(28px, 4vw, 48px);
  border-bottom: 1px solid var(--rule);
}
.content-header .eyebrow { margin-bottom: 24px; }
.content-header h1 {
  font-size: clamp(36px, 5.4vw, 68px);
  line-height: 1.02;
  letter-spacing: -0.03em;
  max-width: 20ch;
}
.content-header .lede { max-width: 62ch; margin-top: 28px; }
.content-header .meta-line {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--fg-muted);
  margin-top: 32px;
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  padding-top: 16px;
  border-top: 1px dashed var(--border);
}
.content-header .meta-line strong { color: var(--fg); font-weight: 500; }

/* ---------- Two-column layout (sticky TOC + body) ---------- */

.content-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 72px;
  align-items: start;
  padding-block: 56px 88px;
}

.content-toc {
  position: sticky;
  top: 88px;
  align-self: start;
}
.content-toc h2 {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--fg-faint);
  font-weight: 500;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}
.content-toc ol {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
  counter-reset: toc;
}
.content-toc ol li { counter-increment: toc; }
.content-toc ol li a {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 6px 0;
  font-size: 13px;
  color: var(--fg-muted);
  text-decoration: none;
  line-height: 1.4;
}
.content-toc ol li a::before {
  content: counter(toc, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--fg-faint);
  letter-spacing: 0.08em;
  flex: none;
}
.content-toc ol li a:hover { color: var(--fg); }

/* ---------- Article body (prose) ---------- */

.content-body {
  max-width: 72ch;
  font-size: 16.5px;
  line-height: 1.75;
  color: var(--fg);
}
.content-body > section {
  padding-block: 0 44px;
  margin-bottom: 44px;
  border-bottom: 1px solid var(--border);
}
.content-body > section:last-child { border-bottom: 0; }
.content-body h2 {
  font-size: clamp(24px, 2.6vw, 34px);
  line-height: 1.12;
  margin-bottom: 18px;
  scroll-margin-top: 88px;
}
.content-body h3 {
  font-size: 20px;
  line-height: 1.3;
  margin-top: 32px;
  margin-bottom: 8px;
  font-weight: 600;
}
.content-body p { margin-bottom: 18px; }
.content-body a { color: var(--fg); text-decoration-color: var(--accent); }
.content-body a:hover { color: var(--accent); }
.content-body ul, .content-body ol {
  margin: 0 0 20px 0;
  padding: 0 0 0 24px;
  line-height: 1.7;
}
.content-body li { margin-bottom: 8px; }
.content-body ul li::marker { color: var(--accent); }
.content-body strong { font-weight: 600; }

/* Lede definition paragraph — the LLM-extractable answer near the top */
.content-body .definition {
  font-family: var(--font-serif);
  font-size: clamp(19px, 1.7vw, 23px);
  line-height: 1.55;
  color: var(--fg);
  padding: 24px 28px;
  background: var(--bg-subtle);
  border-left: 3px solid var(--accent);
  margin: 0 0 32px;
}

/* Pull/aside callout */
.content-body .callout {
  padding: 20px 24px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  margin: 24px 0;
}
.content-body .callout h4 {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: 10px;
}
.content-body .callout p:last-child { margin-bottom: 0; }

/* Blockquote with attribution (for paraphrased, sourced external claims) */
.content-body blockquote {
  margin: 24px 0;
  padding: 4px 0 4px 24px;
  border-left: 2px solid var(--border-strong);
  color: var(--fg-muted);
  font-style: italic;
}
.content-body blockquote cite {
  display: block;
  margin-top: 10px;
  font-style: normal;
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--fg-faint);
}

/* Definition list (term → meaning) */
.content-body .definition-list {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 12px 24px;
  margin: 16px 0 24px;
  padding: 16px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.content-body .definition-list dt {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--fg-muted);
}
.content-body .definition-list dd { margin: 0; font-size: 15px; }

/* Code sample (API page) */
.content-body pre {
  background: var(--bg-inset);
  border: 1px solid var(--border);
  padding: 18px 20px;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.6;
  margin: 0 0 24px;
}
.content-body code {
  font-family: var(--font-mono);
  font-size: 0.88em;
  background: var(--bg-subtle);
  padding: 1px 5px;
}
.content-body pre code { background: none; padding: 0; font-size: 13px; }

/* ---------- FAQ (native details/summary, no JS) ---------- */

.faq { margin-top: 8px; }
.faq details {
  border-bottom: 1px solid var(--border);
  padding: 4px 0;
}
.faq details[open] summary { color: var(--accent); }
.faq summary {
  cursor: pointer;
  list-style: none;
  padding: 16px 32px 16px 0;
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 600;
  color: var(--fg);
  position: relative;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  position: absolute;
  right: 4px;
  top: 14px;
  font-family: var(--font-mono);
  font-size: 22px;
  color: var(--accent);
  line-height: 1;
}
.faq details[open] summary::after { content: "–"; }
.faq details > p { padding: 0 0 18px; margin: 0; color: var(--fg-muted); line-height: 1.7; }
.faq details > p:not(:last-child) { padding-bottom: 12px; }

/* ---------- Related links / next steps ---------- */

.related {
  margin-top: 8px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  border-top: 1px solid var(--border);
  border-left: 1px solid var(--border);
}
.related a {
  padding: 24px 26px;
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  gap: 8px;
  background: var(--bg-elevated);
  transition: background 0.15s ease;
}
.related a:hover { background: var(--bg-subtle); color: inherit; }
.related a .kicker {
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--fg-faint);
}
.related a .r-title {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 600;
  line-height: 1.2;
}
.related a .r-desc { font-size: 13px; color: var(--fg-muted); line-height: 1.5; }

/* ---------- Section CTA band ---------- */

.content-cta {
  background: var(--fg);
  color: var(--bg);
  padding: clamp(40px, 6vw, 72px) clamp(28px, 5vw, 56px);
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 40px;
  align-items: end;
  margin-block: 56px;
}
:root[data-theme="dark"] .content-cta { background: var(--bg-elevated); border: 1px solid var(--border); }
.content-cta h2 { color: var(--bg); font-size: clamp(28px, 4vw, 48px); line-height: 1.02; letter-spacing: -0.025em; max-width: 18ch; }
:root[data-theme="dark"] .content-cta h2 { color: var(--fg); }
.content-cta p { color: rgba(255,255,255,0.6); font-size: 14px; max-width: 34ch; }
:root[data-theme="dark"] .content-cta p { color: var(--fg-muted); }
.content-cta .cta-actions { display: flex; flex-direction: column; gap: 12px; align-items: flex-start; }
.content-cta .btn-primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.content-cta .btn-secondary { background: transparent; color: var(--bg); border-color: rgba(255,255,255,0.3); }
:root[data-theme="dark"] .content-cta .btn-secondary { color: var(--fg); border-color: var(--border-strong); }

/* ---------- Hub / index grids (Wissen, Lösungen) ---------- */

.hub-section { margin-top: 8px; }
.hub-section + .hub-section { margin-top: 56px; }
.hub-section > h2 {
  font-size: clamp(22px, 2.4vw, 30px);
  padding-bottom: 12px;
  margin-bottom: 0;
  border-bottom: 2px solid var(--rule);
}
.hub-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  border-left: 1px solid var(--border);
}
.hub-grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.hub-card {
  padding: 32px 30px 36px;
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: var(--bg-elevated);
  transition: background 0.15s ease;
  min-height: 200px;
}
.hub-card:hover { background: var(--bg-subtle); color: inherit; }
.hub-card .kicker {
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
}
.hub-card h3 { font-size: 23px; line-height: 1.15; letter-spacing: -0.01em; }
.hub-card p { font-size: 14px; color: var(--fg-muted); line-height: 1.6; flex: 1; }
.hub-card .more {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-top: auto;
}

/* ---------- Blog ---------- */

.post-list {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--border);
}
.post-list article {
  padding-block: 32px;
  border-bottom: 1px solid var(--border);
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 32px;
  align-items: start;
}
.post-list .p-date {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--fg-muted);
  padding-top: 6px;
}
.post-list h2 { font-size: clamp(22px, 2.4vw, 30px); line-height: 1.12; margin-bottom: 10px; }
.post-list h2 a { text-decoration: none; color: var(--fg); }
.post-list h2 a:hover { color: var(--accent); }
.post-list .p-excerpt { color: var(--fg-muted); line-height: 1.65; margin-bottom: 12px; max-width: 64ch; }

.tags { display: flex; gap: 8px; flex-wrap: wrap; }
.tag {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--fg-muted);
  text-decoration: none;
  padding: 4px 10px;
  border: 1px solid var(--border-strong);
}
.tag:hover { color: var(--accent); border-color: var(--accent); }

/* Post header byline */
.post-byline {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px dashed var(--border);
  font-size: 13px;
  color: var(--fg-muted);
}
.post-byline .author { color: var(--fg); font-weight: 500; }

/* ---------- Responsive ---------- */

@media (max-width: 900px) {
  .content-layout { grid-template-columns: 1fr; gap: 28px; }
  .content-toc { position: static; }
  .content-body .definition-list { grid-template-columns: 1fr; gap: 4px; }
  .content-body .definition-list dt { margin-top: 12px; }
  .related, .hub-grid, .hub-grid.cols-3 { grid-template-columns: 1fr; }
  .content-cta { grid-template-columns: 1fr; }
  .post-list article { grid-template-columns: 1fr; gap: 10px; }
  .post-list .p-date { padding-top: 0; }
}