/* dhiBlog — public site stylesheet. Reuses the dhiVinirman brand tokens
   (same values as vinirmanPortal/dhiInvi's style.css: --teal/--success/
   --orange) so this reads as the same brand family, laid out for
   long-form reading instead of an ops dashboard. */

:root {
  --teal: #0d5f6e;
  --teal-dark: #0a4a56;
  --orange: #f2994a;
  --orange-dark: #e08838;
  --bg: #f4f6f8;
  --card: #ffffff;
  --border: #e2e8f0;
  --text: #1e293b;
  --text-muted: #64748b;
  --text-faint: #94a3b8;
  --danger: #dc2626;
  --success: #16a34a;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(15,23,42,0.06), 0 1px 6px rgba(15,23,42,0.05);
  --shadow-hover: 0 4px 14px rgba(15,23,42,0.10);
  --serif: "Fraunces", Georgia, "Times New Roman", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
  line-height: 1.6;
}
img { max-width: 100%; display: block; }
a { color: var(--teal); }

/* ---------- Site header ---------- */
.siteHeader {
  background: linear-gradient(135deg, var(--teal-dark), var(--teal));
  color: #fff;
}
.siteHeaderInner {
  max-width: 980px; margin: 0 auto; padding: 20px 24px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap;
}
.brandMark { font-family: var(--serif); font-size: 24px; font-weight: 600; text-decoration: none; color: #fff; letter-spacing: 0.01em; }
.brandMark .brandDhi { color: #6ee7a7; } /* lighter tint of --success, legible on the dark teal header */
.siteTagline { font-size: 13px; color: rgba(255,255,255,0.78); margin-top: 2px; }
.siteNav { display: flex; gap: 20px; font-size: 14px; }
.siteNav a { color: rgba(255,255,255,0.88); text-decoration: none; font-weight: 500; }
.siteNav a:hover { color: #fff; text-decoration: underline; }

/* ---------- Layout shell ---------- */
.pageWrap { max-width: 980px; margin: 0 auto; padding: 40px 24px 80px; }
.pageWrapNarrow { max-width: 720px; margin: 0 auto; padding: 40px 24px 80px; }

/* ---------- Homepage intro ---------- */
.introBlock { margin-bottom: 40px; max-width: 640px; }
.introBlock h1 { font-family: var(--serif); font-size: 32px; margin: 0 0 10px; color: var(--teal-dark); line-height: 1.25; }
.introBlock p { color: var(--text-muted); font-size: 16px; margin: 0; }

/* ---------- Tag filter row ---------- */
.tagRow { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 32px; }
.tagChip {
  font-size: 13px; padding: 6px 14px; border-radius: 999px; border: 1.5px solid var(--border);
  background: var(--card); color: var(--text-muted); text-decoration: none; font-weight: 500;
  transition: border-color 0.15s, color 0.15s;
}
.tagChip:hover, .tagChip.active { border-color: var(--teal); color: var(--teal-dark); }

/* ---------- Post card grid ---------- */
.postGrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 24px; }
.postCard {
  background: var(--card); border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow); text-decoration: none; color: inherit; display: flex; flex-direction: column;
  transition: box-shadow 0.15s, transform 0.1s;
}
.postCard:hover { box-shadow: var(--shadow-hover); transform: translateY(-2px); }
.postCardImg { width: 100%; aspect-ratio: 16/9; object-fit: cover; background: linear-gradient(135deg, var(--teal), var(--teal-dark)); }
.postCardImgFallback {
  width: 100%; aspect-ratio: 16/9; background: linear-gradient(135deg, var(--teal), var(--teal-dark));
  display: flex; align-items: center; justify-content: center; color: rgba(255,255,255,0.5);
  font-family: var(--serif); font-size: 15px;
}
.postCardBody { padding: 18px 20px 22px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.postCardMeta { font-size: 12px; color: var(--text-faint); text-transform: uppercase; letter-spacing: 0.04em; }
.postCardTitle { font-family: var(--serif); font-size: 19px; font-weight: 600; color: var(--teal-dark); line-height: 1.35; margin: 0; }
.postCardExcerpt { font-size: 14px; color: var(--text-muted); margin: 0; flex: 1; }
.postCardTags { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 4px; }
.postCardTags span { font-size: 11px; color: var(--teal); background: #e6f1f3; padding: 2px 9px; border-radius: 999px; font-weight: 600; }

.emptyState { color: var(--text-muted); font-size: 15px; padding: 40px 0; text-align: center; }

/* ---------- Pagination ---------- */
.pagination { display: flex; justify-content: center; gap: 8px; margin-top: 40px; }
.pagination a, .pagination span {
  padding: 8px 14px; border-radius: 8px; font-size: 14px; text-decoration: none;
  border: 1.5px solid var(--border); color: var(--text);
}
.pagination a:hover { border-color: var(--teal); color: var(--teal-dark); }
.pagination .current { background: var(--teal); color: #fff; border-color: var(--teal); font-weight: 600; }

/* ---------- Single post page ---------- */
.postHero { margin-bottom: 28px; }
.postHeroImg { width: 100%; max-height: 420px; object-fit: cover; border-radius: var(--radius); margin-bottom: 28px; }
.postMeta { font-size: 13px; color: var(--text-faint); text-transform: uppercase; letter-spacing: 0.04em; margin-bottom: 10px; }
.postTitle { font-family: var(--serif); font-size: 36px; line-height: 1.25; color: var(--teal-dark); margin: 0 0 16px; text-wrap: balance; }
.postExcerpt { font-size: 18px; color: var(--text-muted); margin: 0 0 8px; }
.postTags { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 32px; }
.postTags span { font-size: 12px; color: var(--teal); background: #e6f1f3; padding: 3px 11px; border-radius: 999px; font-weight: 600; }

.postContent { font-size: 17px; line-height: 1.75; color: var(--text); }
.postContent h2 { font-family: var(--serif); font-size: 25px; color: var(--teal-dark); margin: 36px 0 14px; line-height: 1.3; }
.postContent h3 { font-family: var(--serif); font-size: 20px; color: var(--teal-dark); margin: 28px 0 12px; }
.postContent p { margin: 0 0 18px; }
.postContent ul, .postContent ol { margin: 0 0 18px; padding-left: 24px; }
.postContent li { margin-bottom: 6px; }
.postContent blockquote {
  margin: 24px 0; padding: 4px 20px; border-left: 3px solid var(--orange);
  color: var(--text-muted); font-style: italic; font-size: 17px;
}
.postContent a { text-decoration: underline; }
.postContent img { border-radius: var(--radius); margin: 20px 0; }
.postContent strong { color: var(--teal-dark); }

.backToBlog { display: inline-flex; align-items: center; gap: 6px; color: var(--teal); text-decoration: none; font-weight: 600; font-size: 14px; margin-bottom: 24px; }
.backToBlog:hover { text-decoration: underline; }

.notFoundBlock { text-align: center; padding: 80px 0; color: var(--text-muted); }
.notFoundBlock h1 { font-family: var(--serif); color: var(--teal-dark); }

/* ---------- Footer ---------- */
.siteFooter { border-top: 1px solid var(--border); background: var(--card); margin-top: 60px; }
.siteFooterInner {
  max-width: 980px; margin: 0 auto; padding: 32px 24px; display: flex; flex-wrap: wrap;
  justify-content: space-between; gap: 16px; font-size: 13px; color: var(--text-faint);
}
.siteFooterInner a { color: var(--text-muted); }

@media (max-width: 640px) {
  .postTitle { font-size: 28px; }
  .introBlock h1 { font-size: 26px; }
}