/* Childcare4Sale -- Blog system CSS. Adapted from approved design handoff. */

/* ============================================================
   Childcare4Sale -- Blog experience stylesheet
   Builds on the project brand tokens (--c4s-primary, --c4s-secondary,
   --surface, etc.) defined in c4s.css / global.css.
   Covers: dark internal hero, blog card, archive grid + empty states,
   featured post, filter row, pagination, detail reading frame, TOC,
   pullout, share, agent author block, related news, conversion CTA.
   ============================================================ */

/* =========================================================
   BASE CONTAINER -- max-width centred shell used by all blog sections
   ========================================================= */
.inner { max-width: var(--container-max); margin: 0 auto; padding: 0 var(--shell-padX); }

/* =========================================================
   DARK INTERNAL HERO (shared archive + detail)
   ========================================================= */
.bhero {
  position: relative; overflow: hidden;
  background: #1A3D5C; /* mid-navy -- matches homepage nav strip */
  padding: 168px 0 96px;
}
.bhero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(circle at 88% 0%, rgba(0,125,198,0.30), transparent 48%),
    radial-gradient(circle at 6% 100%, rgba(251,172,41,0.08), transparent 46%);
}
.bhero::after {
  content: ""; position: absolute; inset: 0; pointer-events: none; opacity: 0.045;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
.bhero .inner { position: relative; z-index: 2; }
.bhero-mark {
  position: absolute; right: max(20px, calc((100vw - var(--container-max)) / 2 + 40px)); top: calc(50% + 36px);
  transform: translateY(-50%); width: 200px; height: 150px;
  opacity: 0.55; pointer-events: none; z-index: 1;
}
.bhero-mark svg { width: 100%; height: 100%; }
@media (max-width: 900px) {
  .bhero-mark { width: 130px; height: 98px; opacity: 0.38; }
}
@media (max-width: 720px) {
  .bhero-mark { display: none; }
}

/* breadcrumb */
.crumb {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  font-family: var(--font-label); font-size: 11px; font-weight: 600;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: rgba(255,255,255,0.50); margin-bottom: 22px;
}
.crumb a { color: rgba(255,255,255,0.50); transition: color var(--dur-fast); }
.crumb a:hover { color: #fff; }
.crumb .sep { opacity: 0.6; }
.crumb .here { color: var(--c4s-secondary); }

/* archive hero copy */
.bhero-archive { max-width: 760px; }
.inner.bhero-archive { max-width: var(--container-max); }
.bhero-archive h1 { max-width: 680px; }
.bhero h1 {
  font-family: var(--font-display); color: #fff; margin: 0;
  font-size: clamp(40px, 5.2vw, 68px); font-weight: 700;
  line-height: 1.03; letter-spacing: -0.035em;
}
.bhero h1 em { font-style: italic; font-weight: 400; color: var(--c4s-secondary); }
.bhero-lede {
  margin: 24px 0 0; max-width: 620px;
  font-size: 17px; line-height: 1.62; color: rgba(255,255,255,0.74);
}
.bhero-meta {
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
  margin-top: 30px;
  font-family: var(--font-label); font-size: 11px; font-weight: 600;
  letter-spacing: 0.12em; text-transform: uppercase; color: rgba(255,255,255,0.55);
}
.bhero-meta .dot { width: 3px; height: 3px; border-radius: 50%; background: rgba(255,255,255,0.4); }

/* detail hero copy */
.bhero-detail { max-width: 900px; }
.bhero-detail h1 {
  font-size: clamp(34px, 4.4vw, 58px); line-height: 1.06; max-width: 16ch;
}
.article-meta {
  display: flex; align-items: center; gap: 18px; flex-wrap: wrap;
  margin-top: 32px;
}
.article-meta .am-item {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: var(--font-label); font-size: 12px; font-weight: 500;
  letter-spacing: 0.04em; color: rgba(255,255,255,0.66);
}
.article-meta .am-item svg { color: var(--c4s-secondary); flex-shrink: 0; }
.article-meta .am-sep { width: 1px; height: 26px; background: rgba(255,255,255,0.16); }
.article-meta .am-cat {
  font-family: var(--font-label); font-size: 10px; font-weight: 600;
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--c4s-primary-deep);
  background: var(--c4s-secondary); padding: 6px 13px; border-radius: var(--r-pill);
}
.am-author { display: inline-flex; align-items: center; gap: 11px; }
.am-author img {
  width: 38px; height: 38px; border-radius: 50%; object-fit: cover;
  object-position: center top; border: 1.5px solid rgba(255,255,255,0.25);
}
.am-author .ai-by { font-family: var(--font-label); font-size: 9.5px; letter-spacing: 0.16em; text-transform: uppercase; color: rgba(255,255,255,0.45); }
.am-author .ai-name { font-family: var(--font-display); font-weight: 600; font-size: 14px; color: #fff; letter-spacing: -0.01em; }

/* =========================================================
   EYEBROW (reused)
   ========================================================= */
.eyebrow {
  display: inline-flex; align-items: center; gap: 12px;
  font-family: var(--font-label); font-size: 11px; letter-spacing: 0.20em;
  text-transform: uppercase; font-weight: 600; color: var(--c4s-primary);
  margin: 0 0 18px;
}
.eyebrow::before { content: ""; width: 24px; height: 1px; background: currentColor; opacity: 0.55; }
.eyebrow--gold { color: var(--c4s-secondary); }
.eyebrow--light { color: rgba(255,255,255,0.66); }
.bhero .eyebrow, .bhero .eyebrow--light { color: rgba(255,255,255,0.82); }

/* =========================================================
   BUTTONS / LINKS
   ========================================================= */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-family: var(--font-display); font-weight: 600; font-size: 14px;
  letter-spacing: 0.02em; padding: 14px 28px; border-radius: var(--r-pill);
  cursor: pointer; border: none; text-decoration: none;
  transition: box-shadow var(--dur-base) var(--ease-out), transform var(--dur-base) var(--ease-out), background var(--dur-base) var(--ease-out), color var(--dur-base) var(--ease-out);
}
.btn--primary { background: var(--c4s-secondary); color: var(--c4s-on-secondary-container); box-shadow: inset 0 1px 0 rgba(255,255,255,.20), var(--shadow-soft); }
.btn--primary:hover { box-shadow: inset 0 1px 0 rgba(255,255,255,.20), var(--shadow-ambient); transform: translateY(-1px); color: var(--c4s-on-secondary-container); }
.btn--accent { background: var(--gradient-primary); color: #fff; box-shadow: inset 0 1px 0 rgba(255,255,255,.18), var(--shadow-soft); }
.btn--accent:hover { box-shadow: inset 0 1px 0 rgba(255,255,255,.18), var(--shadow-ambient); transform: translateY(-1px); color: #fff; }
.btn--outline { background: transparent; color: var(--c4s-primary); box-shadow: inset 0 0 0 1px rgba(0,125,198,0.22); }
.btn--outline:hover { box-shadow: inset 0 0 0 1px rgba(0,125,198,0.45); }
.btn--ghost-light { background: transparent; color: rgba(255,255,255,0.92); box-shadow: inset 0 0 0 1.5px rgba(255,255,255,0.30); }
.btn--ghost-light:hover { box-shadow: inset 0 0 0 1.5px rgba(255,255,255,0.55); color: #fff; }

.text-link {
  display: inline-flex; align-items: center; gap: 7px;
  font-family: var(--font-label); font-weight: 600; font-size: 12px;
  letter-spacing: 0.10em; text-transform: uppercase;
  color: var(--c4s-primary); cursor: pointer;
  transition: gap var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out);
}
.text-link svg { transition: transform var(--dur-fast) var(--ease-out); }
.text-link:hover { gap: 11px; color: var(--c4s-primary-container); }

/* =========================================================
   BLOG CARD
   ========================================================= */
.card-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px;
}
.bcard {
  display: flex; flex-direction: column; background: var(--surface-container-lowest);
  border-radius: var(--r-lg); overflow: hidden; box-shadow: var(--shadow-soft);
  transition: box-shadow var(--dur-base) var(--ease-out), transform var(--dur-base) var(--ease-out);
}
.bcard:hover { box-shadow: var(--shadow-lift); transform: translateY(-2px); }
.bcard:hover .bcard-title { color: var(--c4s-primary); }
.bcard:hover .text-link { gap: 11px; }

.bcard-media { position: relative; height: 200px; flex-shrink: 0; overflow: hidden; background: var(--surface-container); }
.bcard-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 600ms var(--ease-out); }
.bcard:hover .bcard-media img { transform: scale(1.04); }
.bcard-cat {
  position: absolute; top: 14px; left: 14px; z-index: 2;
  background: rgba(255,255,255,0.94); backdrop-filter: blur(8px);
  color: var(--c4s-primary-deep);
  font-family: var(--font-label); font-size: 10px; font-weight: 600;
  letter-spacing: 0.10em; text-transform: uppercase;
  padding: 5px 11px; border-radius: var(--r-pill);
}

/* missing-image fallback state */
.bcard-media--empty {
  background:
    linear-gradient(135deg, var(--c4s-primary-deep) 0%, #013a63 100%);
  display: flex; align-items: center; justify-content: center;
}
.bcard-media--empty::before {
  content: ""; position: absolute; inset: 0; opacity: 0.5;
  background:
    radial-gradient(circle at 80% 10%, rgba(0,125,198,0.45), transparent 50%),
    repeating-linear-gradient(135deg, rgba(255,255,255,0.035) 0 14px, transparent 14px 28px);
}
.bcard-fallback-mark {
  position: relative; z-index: 2; display: flex; flex-direction: column; align-items: center; gap: 12px;
}
.bcard-fallback-mark svg { color: rgba(255,255,255,0.78); }
.bcard-fallback-mark span {
  font-family: var(--font-label); font-size: 10px; font-weight: 600;
  letter-spacing: 0.18em; text-transform: uppercase; color: rgba(255,255,255,0.6);
}

.bcard-body { padding: 22px 24px 26px; display: flex; flex-direction: column; flex: 1; }
.bcard-date {
  font-family: var(--font-label); font-size: 10.5px; font-weight: 600;
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--on-surface-muted);
  margin-bottom: 12px;
}
.bcard-title {
  font-family: var(--font-display); font-weight: 700; font-size: 19px;
  line-height: 1.24; letter-spacing: -0.018em; color: var(--c4s-primary-deep);
  margin: 0 0 12px; text-wrap: pretty;
  transition: color var(--dur-fast) var(--ease-out);
}
.bcard-title a { color: inherit; }
.bcard-excerpt {
  font-size: 14px; line-height: 1.6; color: var(--on-surface-variant);
  margin: 0 0 20px;
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
}
/* missing-excerpt fallback */
.bcard-excerpt--empty {
  color: var(--on-surface-muted); font-style: italic;
  display: flex; align-items: center; gap: 9px;
}
.bcard-excerpt--empty::before { content: ""; width: 18px; height: 1px; background: var(--outline); }
.bcard-foot { margin-top: auto; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.bcard-byline {
  display: flex; align-items: center; gap: 8px;
  font-family: var(--font-label); font-size: 11px; color: var(--on-surface-muted); letter-spacing: 0.02em;
}
.bcard-byline img { width: 26px; height: 26px; border-radius: 50%; object-fit: cover; object-position: center top; }

/* =========================================================
   ARCHIVE -- featured/latest post
   ========================================================= */
.archive-body { background: var(--surface); padding: 0 0 24px; }
.featured-wrap { margin-top: -64px; position: relative; z-index: 10; }
.feat-post {
  display: grid; grid-template-columns: 1.15fr 1fr;
  background: var(--surface-container-lowest); border-radius: var(--r-lg);
  overflow: hidden; box-shadow: var(--shadow-lift);
}
.feat-post-media { position: relative; min-height: 420px; background: var(--surface-container); overflow: hidden; }
.feat-post-media img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
.feat-ribbon {
  position: absolute; top: 20px; left: 20px; z-index: 2;
  background: var(--c4s-secondary); color: var(--c4s-on-secondary-container);
  font-family: var(--font-label); font-size: 10px; font-weight: 700;
  letter-spacing: 0.14em; text-transform: uppercase; padding: 7px 14px; border-radius: var(--r-pill);
}
.feat-post-body { padding: 52px 56px; display: flex; flex-direction: column; justify-content: center; }
.feat-post-date {
  font-family: var(--font-label); font-size: 11px; font-weight: 600;
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--on-surface-muted); margin-bottom: 18px;
}
.feat-post-title {
  font-family: var(--font-display); font-weight: 700; font-size: clamp(26px, 2.6vw, 36px);
  line-height: 1.12; letter-spacing: -0.025em; color: var(--c4s-primary-deep);
  margin: 0 0 18px; text-wrap: pretty;
}
.feat-post-excerpt { font-size: 16px; line-height: 1.62; color: var(--on-surface-variant); margin: 0 0 28px; max-width: 48ch; }
.feat-post-foot { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; }
.feat-post-byline { display: flex; align-items: center; gap: 10px; }
.feat-post-byline img { width: 40px; height: 40px; border-radius: 50%; object-fit: cover; object-position: center top; }
.feat-post-byline .fb-by { font-family: var(--font-label); font-size: 9.5px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--on-surface-muted); }
.feat-post-byline .fb-name { font-family: var(--font-display); font-weight: 600; font-size: 14px; color: var(--c4s-primary-deep); }

/* =========================================================
   ARCHIVE -- filter / search row
   ========================================================= */
.archive-controls {
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  flex-wrap: wrap; margin: 80px 0 36px;
  padding-bottom: 22px; border-bottom: 1px solid var(--outline-variant);
}
.topic-filters { display: flex; gap: 10px; flex-wrap: wrap; }
.topic {
  font-family: var(--font-label); font-size: 11px; font-weight: 600;
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--on-surface-muted); background: var(--surface-container-low);
  border: 1px solid transparent; padding: 9px 16px; border-radius: var(--r-pill);
  cursor: pointer; transition: all var(--dur-fast) var(--ease-out);
}
.topic:hover { color: var(--c4s-primary-deep); background: var(--surface-container); }
.topic.on { background: var(--c4s-primary-deep); color: #fff; }
.archive-search { position: relative; min-width: 260px; }
.archive-search input {
  width: 100%; font-family: var(--font-body); font-size: 14px;
  padding: 12px 16px 12px 42px; border-radius: var(--r-pill);
  border: 1px solid var(--outline-variant); background: var(--surface-container-low);
  color: var(--on-surface); outline: none; transition: box-shadow var(--dur-fast), border-color var(--dur-fast);
}
.archive-search input::placeholder { color: var(--on-surface-muted); }
.archive-search input:focus { border-color: var(--c4s-primary); box-shadow: var(--shadow-focus); background: #fff; }
.archive-search svg { position: absolute; left: 15px; top: 50%; transform: translateY(-50%); color: var(--on-surface-muted); }

/* =========================================================
   PAGINATION
   ========================================================= */
.pager { display: flex; align-items: center; justify-content: center; gap: 8px; margin: 56px 0 8px; }
.pager-num {
  min-width: 42px; height: 42px; padding: 0 6px;
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-weight: 600; font-size: 14px;
  color: var(--on-surface-variant); background: var(--surface-container-low);
  border-radius: var(--r-pill); cursor: pointer; border: none;
  transition: all var(--dur-fast) var(--ease-out);
}
.pager-num:hover { background: var(--surface-container); color: var(--c4s-primary-deep); }
.pager-num.on { background: var(--c4s-primary); color: #fff; }
.pager-arrow { display: inline-flex; align-items: center; gap: 7px; color: var(--c4s-primary); }
.pager-arrow.disabled { color: var(--on-surface-muted); opacity: 0.5; pointer-events: none; }
.pager-ellipsis { color: var(--on-surface-muted); padding: 0 4px; }

/* =========================================================
   CONVERSION CTA BAND (soft, navy gradient card)
   ========================================================= */
.conv { background: var(--surface); padding: 96px 0 112px; }
.conv-card {
  position: relative; overflow: hidden; border-radius: var(--r-lg);
  background: var(--gradient-hero); box-shadow: var(--shadow-lift);
  padding: 64px 64px;
  display: grid; grid-template-columns: 1.3fr 0.7fr; gap: 48px; align-items: center;
}
.conv-card::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(circle at 90% 15%, rgba(251,172,41,0.20), transparent 50%),
    radial-gradient(circle at 0% 95%, rgba(0,125,198,0.35), transparent 55%);
}
.conv-text { position: relative; z-index: 2; }
.conv-text h2 {
  font-family: var(--font-display); font-weight: 700; color: #fff; margin: 0 0 16px;
  font-size: clamp(28px, 3vw, 42px); line-height: 1.08; letter-spacing: -0.03em;
}
.conv-text h2 em { font-style: italic; font-weight: 400; color: var(--c4s-secondary); }
.conv-text p { color: rgba(255,255,255,0.76); font-size: 16px; line-height: 1.6; margin: 0; max-width: 52ch; }
.conv-actions { position: relative; z-index: 2; display: flex; flex-direction: column; gap: 14px; align-items: stretch; }
.conv-actions .btn { width: 100%; }
.conv-pledge {
  margin-top: 4px; display: flex; align-items: center; gap: 9px;
  font-family: var(--font-label); font-size: 10.5px; letter-spacing: 0.10em; text-transform: uppercase;
  color: rgba(255,255,255,0.55);
}
.conv-pledge svg { color: var(--c4s-secondary); }

/* =========================================================
   DETAIL -- layout
   ========================================================= */
.detail-body { background: var(--surface); }
.detail-featured { margin-top: -56px; position: relative; z-index: 10; }
.detail-featured-img {
  border-radius: var(--r-lg); overflow: hidden; box-shadow: var(--shadow-lift);
  aspect-ratio: 16 / 8; background: var(--surface-container);
}
.detail-featured-img img { width: 100%; height: 100%; object-fit: cover; }
.detail-caption {
  font-family: var(--font-label); font-size: 11px; color: var(--on-surface-muted);
  letter-spacing: 0.04em; margin-top: 12px; text-align: center;
}

.detail-grid {
  display: grid; grid-template-columns: 1fr 300px; gap: 64px;
  padding: 72px 0 24px; align-items: start;
}

/* article column */
.article { max-width: 720px; }
.article-lede {
  font-family: var(--font-display); font-weight: 400; font-size: 22px;
  line-height: 1.5; letter-spacing: -0.01em; color: var(--c4s-primary-deep);
  margin: 0 0 32px; padding-bottom: 32px; border-bottom: 1px solid var(--outline-variant);
  text-wrap: pretty;
}
.article p { font-size: 17px; line-height: 1.72; color: var(--on-surface-variant); margin: 0 0 24px; }
.article h2 {
  font-family: var(--font-display); font-weight: 700; font-size: 28px;
  line-height: 1.2; letter-spacing: -0.02em; color: var(--c4s-primary-deep);
  margin: 52px 0 18px; scroll-margin-top: 100px;
  display: flex; align-items: baseline; gap: 14px;
}
.article h2 .h2-num {
  font-family: var(--font-label); font-size: 13px; font-weight: 700;
  color: var(--c4s-secondary); letter-spacing: 0; flex-shrink: 0;
}
.article h3 {
  font-family: var(--font-display); font-weight: 600; font-size: 21px;
  line-height: 1.3; letter-spacing: -0.01em; color: var(--c4s-primary-deep);
  margin: 36px 0 14px; scroll-margin-top: 100px;
}
.article a.inline { color: var(--c4s-primary); text-decoration: underline; text-decoration-color: rgba(0,125,198,0.4); text-underline-offset: 3px; }
.article a.inline:hover { text-decoration-color: var(--c4s-primary); }
.article-divider {
  display: flex; align-items: center; justify-content: center; gap: 16px; margin: 48px 0;
  color: var(--c4s-primary);
}
.article-divider::before, .article-divider::after { content: ""; height: 1px; flex: 1; background: var(--outline-variant); max-width: 180px; }

/* pullout / highlight */
.pullout {
  margin: 40px 0; padding: 32px 36px; border-radius: var(--r-lg);
  background: var(--c4s-primary-deep); position: relative; overflow: hidden;
}
.pullout::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(circle at 92% 10%, rgba(0,125,198,0.35), transparent 55%);
}
.pullout-mark {
  font-family: var(--font-label); font-size: 10px; font-weight: 700;
  letter-spacing: 0.18em; text-transform: uppercase; color: var(--c4s-secondary);
  position: relative; z-index: 2; margin-bottom: 14px; display: block;
}
.pullout p {
  position: relative; z-index: 2; margin: 0;
  font-family: var(--font-display); font-weight: 500; font-size: 21px;
  line-height: 1.45; letter-spacing: -0.01em; color: #fff;
}
.pullout p em { font-style: italic; font-weight: 400; color: var(--c4s-secondary); }

/* inline figure */
.article-figure { margin: 36px 0; }
.article-figure img { border-radius: var(--r-lg); box-shadow: var(--shadow-soft); width: 100%; }
.article-figure figcaption { font-family: var(--font-label); font-size: 11px; color: var(--on-surface-muted); margin-top: 10px; letter-spacing: 0.03em; }

/* closing source box (legacy inline-CTA modernised) */
.source-box {
  margin: 48px 0 8px; padding: 30px 34px; border-radius: var(--r-lg);
  background: var(--surface-container-low); border: 1px solid var(--outline-variant);
}
.source-box .sb-label {
  font-family: var(--font-label); font-size: 10px; font-weight: 700;
  letter-spacing: 0.16em; text-transform: uppercase; color: var(--c4s-primary); margin-bottom: 10px;
}
.source-box p { font-size: 15px; line-height: 1.62; margin: 0; color: var(--on-surface-variant); }

/* =========================================================
   DETAIL -- right rail
   ========================================================= */
.rail { position: sticky; top: 24px; display: flex; flex-direction: column; gap: 28px; max-height: calc(100vh - 48px); overflow-y: auto; }
.rail-block { background: var(--surface-container-lowest); border-radius: var(--r-lg); box-shadow: var(--shadow-soft); overflow: hidden; }

/* TOC */
.toc { padding: 24px 24px 26px; }
.toc-head {
  font-family: var(--font-label); font-size: 10px; font-weight: 700;
  letter-spacing: 0.18em; text-transform: uppercase; color: var(--on-surface-muted);
  margin-bottom: 16px; display: flex; align-items: center; gap: 9px;
}
.toc-head svg { color: var(--c4s-primary); }
.toc ol { list-style: none; counter-reset: toc; margin: 0; padding: 0; }
.toc li { counter-increment: toc; margin-bottom: 2px; }
.toc a {
  display: flex; gap: 11px; padding: 8px 10px; border-radius: var(--r-md);
  font-size: 13.5px; line-height: 1.4; color: var(--on-surface-variant);
  transition: background var(--dur-fast), color var(--dur-fast);
}
.toc a::before { content: counter(toc, decimal-leading-zero); font-family: var(--font-label); font-size: 10.5px; font-weight: 700; color: var(--c4s-secondary); padding-top: 2px; }
.toc a:hover { background: var(--surface-container-low); color: var(--c4s-primary-deep); }
.toc a.active { background: var(--c4s-primary-fixed); color: var(--c4s-primary-deep); font-weight: 600; }

/* share */
.share { padding: 22px 24px; }
.share-head {
  font-family: var(--font-label); font-size: 10px; font-weight: 700;
  letter-spacing: 0.18em; text-transform: uppercase; color: var(--on-surface-muted); margin-bottom: 14px;
}
.share-row { display: flex; gap: 10px; }
.share-btn {
  width: 40px; height: 40px; border-radius: 50%; border: 1px solid var(--outline-variant);
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--c4s-primary-deep); background: var(--surface); cursor: pointer;
  transition: all var(--dur-fast) var(--ease-out);
}
.share-btn:hover { background: var(--c4s-primary); color: #fff; border-color: var(--c4s-primary); transform: translateY(-2px); }

/* rail agent (compact) */
.rail-agent { padding: 26px 24px; text-align: center; }
.rail-agent img { width: 88px; height: 88px; border-radius: 50%; object-fit: cover; object-position: center top; margin: 0 auto 14px; box-shadow: var(--shadow-soft); }
.rail-agent .ra-by { font-family: var(--font-label); font-size: 9.5px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--on-surface-muted); margin-bottom: 6px; }
.rail-agent .ra-name { font-family: var(--font-display); font-weight: 700; font-size: 18px; color: var(--c4s-primary-deep); margin: 0 0 4px; }
.rail-agent .ra-role { font-family: var(--font-label); font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--c4s-primary); margin-bottom: 18px; }
.rail-agent .ra-contact { display: flex; flex-direction: column; gap: 10px; align-items: center; }
.rail-agent .ra-link { display: inline-flex; align-items: center; gap: 8px; font-family: var(--font-label); font-size: 12.5px; color: var(--on-surface-variant); }
.rail-agent .ra-link svg { color: var(--c4s-primary); }
.rail-agent .ra-link:hover { color: var(--c4s-primary); }
.rail-agent .btn { margin-top: 16px; width: 100%; }

/* =========================================================
   DETAIL -- full agent author block (team-card pattern)
   ========================================================= */
.author-block { background: var(--surface-container-low); padding: 80px 0; margin-top: 40px; }
.author-card {
  display: grid; grid-template-columns: 240px 1fr;
  background: var(--surface-container-lowest); border-radius: var(--r-lg);
  overflow: hidden; box-shadow: var(--shadow-soft); max-width: 920px; margin: 0 auto;
}
.author-photo { background: var(--surface-container); position: relative; }
.author-photo img { width: 100%; height: 100%; object-fit: cover; object-position: center top; }
.author-info { padding: 38px 40px; }
.author-eyebrow {
  font-family: var(--font-label); font-size: 10px; font-weight: 600;
  letter-spacing: 0.18em; text-transform: uppercase; color: var(--c4s-primary); margin-bottom: 12px;
}
.author-name { font-family: var(--font-display); font-weight: 700; font-size: 26px; letter-spacing: -0.02em; color: var(--c4s-primary-deep); margin: 0 0 4px; }
.author-role { font-family: var(--font-label); font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--on-surface-muted); margin-bottom: 18px; }
.author-bio { font-size: 15px; line-height: 1.62; color: var(--on-surface-variant); margin: 0 0 24px; max-width: 56ch; }
.author-actions { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.author-contact { display: flex; gap: 22px; flex-wrap: wrap; }
.author-contact a { display: inline-flex; align-items: center; gap: 8px; font-family: var(--font-label); font-size: 13px; color: var(--on-surface-variant); }
.author-contact a svg { color: var(--c4s-primary); }
.author-contact a:hover { color: var(--c4s-primary); }

/* =========================================================
   RELATED / RECENT NEWS
   ========================================================= */
.related { background: var(--surface); padding: 96px 0; }
.related-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; margin-bottom: 44px; flex-wrap: wrap; }
.related-head h2 {
  font-family: var(--font-display); font-weight: 700; font-size: clamp(28px, 3vw, 42px);
  line-height: 1.04; letter-spacing: -0.03em; color: var(--c4s-primary-deep); margin: 0;
}
.related-head h2 em { font-style: italic; font-weight: 400; color: var(--c4s-primary); }

/* =========================================================
   SECTION HEADERS (archive grid intro)
   ========================================================= */
.section-head { margin-bottom: 36px; }
.section-head h2 {
  font-family: var(--font-display); font-weight: 700; font-size: clamp(26px, 2.8vw, 38px);
  line-height: 1.05; letter-spacing: -0.03em; color: var(--c4s-primary-deep); margin: 0;
}
.section-head h2 em { font-style: italic; font-weight: 400; color: var(--c4s-primary); }

/* =========================================================
   DETAIL HERO -- category chip above h1
   ========================================================= */
.bhero-chips { margin-bottom: 20px; }
.bhero-chips .am-cat {
  font-family: var(--font-label); font-size: 10px; font-weight: 600;
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--c4s-primary-deep);
  background: var(--c4s-secondary); padding: 6px 13px; border-radius: var(--r-pill);
  display: inline-block;
}

/* author name link in hero meta */
.am-author .ai-name a { color: #fff; }
.am-author .ai-name a:hover { color: var(--c4s-secondary); }

/* toc-head icon alignment */
.toc-head { display: flex; align-items: center; gap: 8px; }

/* =========================================================
   AUTHOR BLOCK -- eyebrow label above card
   ========================================================= */
.author-block-eyebrow {
  font-family: var(--font-label); font-size: 10px; font-weight: 700;
  letter-spacing: 0.18em; text-transform: uppercase; color: var(--on-surface-muted);
  text-align: center; margin: 0 0 20px;
}

/* =========================================================
   CONV SECTION -- duplicate declaration removed; rules live above
   ========================================================= */

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 1100px) {
  .card-grid { grid-template-columns: repeat(2, 1fr); }
  .feat-post { grid-template-columns: 1fr; }
  .feat-post-media { min-height: 280px; }
  .feat-post-body { padding: 40px 40px; }
  .detail-grid { grid-template-columns: 1fr; gap: 0; }
  .rail { position: static; flex-direction: row; flex-wrap: wrap; margin-top: 48px; }
  .rail-block { flex: 1; min-width: 260px; }
  .toc { display: none; }
  .conv-card { grid-template-columns: 1fr; gap: 32px; padding: 48px 40px; }
  .author-card { grid-template-columns: 200px 1fr; }
}
@media (max-width: 760px) {
  .bhero { padding: 132px 0 72px; }
  .card-grid { grid-template-columns: 1fr; }
  .featured-wrap { margin-top: -40px; }
  .feat-post-body { padding: 32px 28px; }
  .archive-controls { flex-direction: column; align-items: stretch; }
  .archive-search { min-width: 0; }
  .detail-grid { padding: 48px 0 0; }
  .article-lede { font-size: 19px; }
  .article p { font-size: 16px; }
  .author-card { grid-template-columns: 1fr; }
  .author-photo { aspect-ratio: 16/10; }
  .rail { flex-direction: column; }
  .conv { padding: 64px 0 80px; }
  .conv-card { grid-template-columns: 1fr; gap: 32px; padding: 36px 28px; }
}