/* ============================================================
   Shucon MedAI — Blog styles
   Depends on css/shucon-vc.css (design tokens + nav/footer/btn)
   ============================================================ */

/* ---------- Blog hero ---------- */
.blog-hero {
  background: linear-gradient(135deg, var(--navy) 0%, #12264c 100%);
  color: #eaf0fb;
  padding: 118px 0 56px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.blog-hero .eyebrow { color: #8fb4ff; }
.blog-hero .eyebrow::before { background: #8fb4ff; }
.blog-hero h1 {
  font-family: var(--serif); font-weight: 700; letter-spacing: -0.02em;
  font-size: clamp(30px, 4.4vw, 46px); line-height: 1.1; margin: 10px 0 12px; color: #fff;
}
.blog-hero p { font-size: 18px; color: #c6d2ea; max-width: 720px; margin: 0; }

/* ---------- Blog listing grid ---------- */
.blog-list { padding: 70px 0 90px; background: var(--paper); }
.post-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.post-card {
  display: flex; flex-direction: column; background: var(--surface);
  border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow-sm); overflow: hidden; transition: transform .2s ease, box-shadow .2s ease;
}
.post-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.post-card .pc-body { padding: 26px 24px 24px; display: flex; flex-direction: column; flex: 1; }
.post-tag {
  align-self: flex-start; font-size: 11px; font-weight: 800; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--accent-deep); background: var(--accent-soft);
  padding: 5px 10px; border-radius: 999px; margin-bottom: 14px;
}
.post-card h2 { font-size: 20px; line-height: 1.25; font-weight: 700; margin: 0 0 10px; color: var(--ink-2); }
.post-card h2 a { color: inherit; }
.post-card h2 a:hover { color: var(--accent-2); }
.post-card p { font-size: 14.5px; color: var(--muted); margin: 0 0 18px; flex: 1; }
.post-meta { display: flex; align-items: center; gap: 10px; font-size: 12.5px; color: var(--muted-2); font-weight: 600; }
.post-meta .dot { width: 4px; height: 4px; border-radius: 50%; background: var(--muted-2); }

/* Featured card spans full width */
.post-card.feat { grid-column: 1 / -1; flex-direction: row; }
.post-card.feat .pc-side {
  flex: 0 0 42%; background: linear-gradient(135deg, var(--navy), #12264c); color: #fff;
  padding: 40px; display: flex; flex-direction: column; justify-content: center;
}
.post-card.feat .pc-side .big { font-family: var(--serif); font-size: clamp(34px, 4vw, 52px); color: var(--mint); font-weight: 700; line-height: 1; }
.post-card.feat .pc-side .cap { font-size: 13px; color: #9fb0d0; letter-spacing: 0.1em; text-transform: uppercase; margin-top: 8px; }
.post-card.feat .pc-body { padding: 40px; }
.post-card.feat h2 { font-size: 26px; }

/* ---------- Article ---------- */
.article { background: var(--surface); }
.article-head { padding: 116px 0 30px; background: var(--paper); border-bottom: 1px solid var(--line); }
.breadcrumbs { font-size: 13px; color: var(--muted); margin-bottom: 16px; }
.breadcrumbs a { color: var(--muted); }
.breadcrumbs a:hover { color: var(--accent-2); }
.article-head .post-tag { margin-bottom: 16px; }
.article-head h1 {
  font-family: var(--serif); font-weight: 700; letter-spacing: -0.02em;
  font-size: clamp(28px, 4vw, 44px); line-height: 1.14; margin: 0 0 16px; color: var(--ink-2);
  max-width: 900px;
}
.article-head .lede { font-size: 19px; color: var(--muted); max-width: 780px; margin: 0 0 18px; line-height: 1.5; }
.article-meta { display: flex; align-items: center; gap: 10px; font-size: 13.5px; color: var(--muted-2); font-weight: 600; }
.article-meta .dot { width: 4px; height: 4px; border-radius: 50%; background: var(--muted-2); }

.prose { width: min(760px, calc(100% - 44px)); margin: 0 auto; padding: 52px 0 24px; }
.prose h2 { font-family: var(--serif); font-size: 28px; font-weight: 700; color: var(--ink-2); margin: 44px 0 14px; letter-spacing: -0.01em; }
.prose h3 { font-size: 20px; font-weight: 700; color: var(--ink-2); margin: 30px 0 10px; }
.prose p { font-size: 17px; line-height: 1.72; color: #2b364b; margin: 0 0 18px; }
.prose ul, .prose ol { margin: 0 0 20px; padding-left: 22px; }
.prose li { font-size: 17px; line-height: 1.65; color: #2b364b; margin-bottom: 10px; }
.prose a { color: var(--accent-2); font-weight: 600; text-decoration: underline; text-underline-offset: 2px; }
.prose a.btn { text-decoration: none; font-weight: 700; }
.prose a.btn.btn-primary { color: #fff; }
.prose strong { color: var(--ink-2); }
.prose blockquote {
  margin: 26px 0; padding: 18px 24px; border-left: 4px solid var(--accent);
  background: var(--paper-2); border-radius: 0 12px 12px 0; color: var(--ink-2); font-size: 17px;
}
.prose table { width: 100%; border-collapse: collapse; margin: 22px 0; font-size: 15px; }
.prose th, .prose td { border: 1px solid var(--line); padding: 11px 14px; text-align: left; }
.prose th { background: var(--paper-2); font-weight: 700; color: var(--ink-2); }

/* Key-takeaway / callout box */
.callout {
  margin: 30px 0; background: var(--paper); border: 1px solid var(--line);
  border-radius: var(--radius-sm); padding: 22px 24px;
}
.callout h4 { margin: 0 0 8px; font-size: 13px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--accent-deep); }
.callout p { margin: 0; font-size: 15.5px; color: var(--muted); }

/* In-article Shucon CTA band */
.cta-band {
  margin: 46px 0 10px; background: linear-gradient(120deg, var(--navy), #16264a);
  color: #eaf0fb; border-radius: var(--radius); padding: 34px 38px;
}
.cta-band h3 { font-family: var(--serif); font-size: 26px; color: #fff; margin: 0 0 8px; font-weight: 700; }
.cta-band p { color: #c6d2ea; font-size: 16px; margin: 0 0 20px; }

/* Related posts */
.related { background: var(--paper); border-top: 1px solid var(--line); padding: 60px 0 80px; }
.related h2 { font-family: var(--serif); font-size: 26px; font-weight: 700; margin: 0 0 26px; color: var(--ink-2); }

@media (max-width: 900px) {
  .post-grid { grid-template-columns: 1fr; }
  .post-card.feat { flex-direction: column; }
  .post-card.feat .pc-side { flex-basis: auto; }
}