/* ============================================================
   MATRICBASE — BLOG (mb- design language, v1)
   Scope: blog.html + blog-*.html article pages.
   Uses the shared tokens from home-redesign.css (--mb-*).
   ============================================================ *//* ---------- Base ---------- */

.mb-blog{
  background: var(--mb-bg);
  color: var(--mb-ink);
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
.mb-blog *{ box-sizing: border-box; }
.mb-blog .mb-shell{
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 20px;
}
.mb-blog .mb-shell-narrow{
  width: 100%;
  max-width: 760px;
  margin: 0 auto;
  padding: 0 20px;
}
.mb-blog h1, .mb-blog h2, .mb-blog h3{
  font-family: "Fraunces", Georgia, serif;
  color: var(--mb-ink);
  line-height: 1.15;
  margin: 0;
}

/* ---------- Hero (listing page) ---------- */

.blog-hero{
  padding: 48px 0 28px;
  background:
    radial-gradient(circle at 85% 0%, rgba(76,122,14,0.12), transparent 45%),
    var(--mb-bg);
  border-bottom: 1px solid var(--mb-line);
}
.blog-hero-title{
  font-size: clamp(30px, 5vw, 44px);
  font-weight: 600;
}
.blog-hero-title em{ font-style: italic; color: var(--mb-green); }
.blog-hero-sub{
  margin-top: 14px;
  max-width: 62ch;
  color: var(--mb-body);
  font-size: 16px;
  line-height: 1.55;
}

.blog-body{ padding: 28px 0 64px; }

/* ---------- Search (shared look with bursaries) ---------- */

.search-wrap{ margin-bottom: 14px; }
.search-box{
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--mb-surface);
  border: 1px solid var(--mb-line);
  border-radius: var(--mb-radius-sm);
  padding: 12px 14px;
  box-shadow: var(--mb-shadow);
}
.search-box:focus-within{
  border-color: var(--mb-green);
  box-shadow: 0 0 0 3px rgba(76,122,14,0.15);
}
.search-box svg{ color: var(--mb-muted); flex-shrink: 0; }
.search-box input{
  flex: 1;
  border: none;
  outline: none;
  background: transparent;
  font-family: "Inter", sans-serif;
  font-size: 15px;
  color: var(--mb-ink);
}
.search-box input::placeholder{ color: var(--mb-muted); }

/* ---------- Category chips (shared look with bursaries) ---------- */

.chips-scroll{
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 4px;
  scrollbar-width: none;
  margin-bottom: 6px;
}
.chips-scroll::-webkit-scrollbar{ display: none; }
.chip{
  flex-shrink: 0;
  padding: 8px 16px;
  border-radius: 999px;
  border: 1px solid var(--mb-line);
  background: var(--mb-surface);
  color: var(--mb-body);
  font-family: inherit;
  font-size: 13.5px;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  -webkit-appearance: none;
  appearance: none;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.chip.active{
  background: var(--mb-green);
  border-color: var(--mb-green);
  color: #fff;
}
.chip:active{ transform: scale(0.95); }
.chip:focus-visible{
  outline: 2px solid var(--mb-green);
  outline-offset: 2px;
}

.blog-results-count{
  margin: 16px 2px 14px;
  font-size: 13px;
  color: var(--mb-muted);
  font-weight: 500;
}

/* ---------- Category tag colours ---------- */

.blog-tag, .article-tag{
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 11px;
  border-radius: 999px;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.01em;
  white-space: nowrap;
}
.blog-tag.cat-university, .article-tag.cat-university{ background: var(--mb-green-tint); color: var(--mb-green-dark); }
.blog-tag.cat-bursaries, .article-tag.cat-bursaries{ background: var(--mb-gold-tint); color: #8A5F1E; }
.blog-tag.cat-matric-tips, .article-tag.cat-matric-tips{ background: #E9EEFB; color: #3653A6; }
.blog-tag.cat-career-guidance, .article-tag.cat-career-guidance{ background: #F1EBFC; color: #6B3FBF; }
.blog-tag.cat-study-resources, .article-tag.cat-study-resources{ background: #FBEAEA; color: #B5443A; }

.blog-card-placeholder.cat-university{ background: var(--mb-green-tint); color: var(--mb-green); }
.blog-card-placeholder.cat-bursaries{ background: var(--mb-gold-tint); color: var(--mb-gold-text); }
.blog-card-placeholder.cat-matric-tips{ background: #E9EEFB; color: #3653A6; }
.blog-card-placeholder.cat-career-guidance{ background: #F1EBFC; color: #6B3FBF; }
.blog-card-placeholder.cat-study-resources{ background: #FBEAEA; color: #B5443A; }

/* ---------- Card grid ---------- */

.blog-grid{
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}
@media (min-width: 680px){
  .blog-grid{ grid-template-columns: 1fr 1fr; }
}
@media (min-width: 980px){
  .blog-grid{ grid-template-columns: 1fr 1fr 1fr; }
}

.blog-empty{
  grid-column: 1 / -1;
  padding: 40px 20px;
  text-align: center;
  color: var(--mb-muted);
  background: var(--mb-surface);
  border: 1px dashed var(--mb-line);
  border-radius: var(--mb-radius-md);
}
.blog-empty strong{
  display: block;
  color: var(--mb-ink);
  font-family: "Fraunces", Georgia, serif;
  font-size: 16px;
  margin-bottom: 4px;
}

.blog-card{
  background: var(--mb-surface);
  border: 1px solid var(--mb-line);
  border-radius: var(--mb-radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
}
@media (hover: hover) and (pointer: fine){
  .blog-card:hover{
    transform: translateY(-3px);
    box-shadow: var(--mb-shadow);
    border-color: var(--mb-line);
  }
}
.blog-card:active{ transform: scale(0.99); }

.blog-card-media{
  display: block;
  aspect-ratio: 16 / 9;
  background: var(--mb-green-tint);
}
.blog-card-media img{
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.blog-card-media.has-image{
  aspect-ratio: auto;
}
.blog-card-media.has-image img{
  height: auto;
  object-fit: contain;
}
.blog-card-placeholder{
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 30px;
}

.blog-card-body{
  padding: 18px 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}
.blog-card-toprow{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}
.blog-card-date{
  font-family: var(--mb-font-body);
  font-size: 11px;
  color: var(--mb-muted);
  white-space: nowrap;
}
.blog-card-title{
  font-size: 18px;
  font-weight: 600;
  line-height: 1.28;
}
.blog-card-title a{ color: var(--mb-ink); text-decoration: none; }
.blog-card-title a:hover{ color: var(--mb-green-dark); }
.blog-card-excerpt{
  color: var(--mb-body);
  font-size: 14px;
  line-height: 1.55;
  margin: 0;
  flex: 1;
}
.blog-card-readmore{
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: 4px;
  color: var(--mb-green-dark);
  font-weight: 600;
  font-size: 13.5px;
  text-decoration: none;
}
.blog-card-readmore i{ font-size: 11px; transition: transform 0.15s ease; }
.blog-card-readmore:hover i{ transform: translateX(3px); }

/* ============================================================
   ARTICLE PAGE
   ============================================================ */

.article-hero{
  padding: 36px 0 0;
  background: var(--mb-bg);
}
.article-breadcrumb{
  font-size: 12.5px;
  color: var(--mb-muted);
  margin-bottom: 16px;
}
.article-breadcrumb a{ color: var(--mb-muted); text-decoration: none; }
.article-breadcrumb a:hover{ color: var(--mb-green-dark); }

.article-title{
  font-size: clamp(26px, 4.4vw, 40px);
  font-weight: 600;
  margin-bottom: 14px;
}

.article-meta-row{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-bottom: 26px;
  font-size: 13px;
  color: var(--mb-muted);
}
.article-meta-row .dot{ width: 3px; height: 3px; border-radius: 50%; background: var(--mb-muted); }
.article-byline{
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-weight: 600;
  color: var(--mb-ink);
}
.article-byline-avatar{
  width: 20px;
  height: 20px;
  border-radius: 50%;
  object-fit: cover;
  display: block;
}
.article-updated{ color: var(--mb-muted); }
.article-updated time{ font-weight: 600; color: var(--mb-body); }

.article-cover{
  width: 100%;
  aspect-ratio: 16 / 7;
  border-radius: var(--mb-radius-lg);
  overflow: hidden;
  background: var(--mb-green-tint);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.article-cover img{ width: 100%; height: 100%; object-fit: cover; display: block; }
.article-cover.has-image{ aspect-ratio: auto; }
.article-cover.has-image img{ height: auto; object-fit: contain; }
.article-cover .article-cover-icon{ font-size: 52px; color: var(--mb-green); opacity: 0.55; }

.article-body-wrap{ padding: 36px 0 60px; }

.article-content{
  font-size: 16.5px;
  line-height: 1.75;
  color: var(--mb-body);
}
.article-content h2{
  font-size: 24px;
  font-weight: 600;
  margin: 36px 0 14px;
  color: var(--mb-ink);
}
.article-content h3{
  font-size: 19px;
  font-weight: 600;
  margin: 28px 0 10px;
  color: var(--mb-ink);
}
.article-content p{ margin: 0 0 18px; }
.article-content ul, .article-content ol{
  margin: 0 0 18px;
  padding-left: 22px;
}
.article-content li{ margin-bottom: 8px; }
.article-content strong{ color: var(--mb-ink); }
.article-content a{ color: var(--mb-green-dark); font-weight: 600; text-decoration: underline; }
/* Buttons inside article content must keep their own button styling
   (the link rule above has higher specificity than .mb-btn-primary). */
.article-content a.mb-btn{ text-decoration: none; }
.article-content a.mb-btn-primary,
.article-content a.mb-btn-primary:hover,
.article-content a.mb-btn-primary:active{ color: #ffffff; }
.article-content a.mb-btn-secondary{ color: var(--mb-ink); }
.article-content a.mb-btn-secondary:hover,
.article-content a.mb-btn-secondary:active{ color: #ffffff; }

/* In-article CTA box, promoting a MatricBase tool */
.article-cta{
  display: flex;
  align-items: center;
  gap: 18px;
  background: var(--mb-surface);
  border: 1px solid var(--mb-line);
  border-radius: var(--mb-radius-lg);
  padding: 22px 24px;
  margin: 30px 0;
  box-shadow: var(--mb-shadow);
}
.article-cta-icon{
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--mb-green-tint);
  color: var(--mb-green-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 19px;
}
.article-cta-copy{ flex: 1; min-width: 0; }
.article-cta-copy strong{
  display: block;
  font-family: "Fraunces", Georgia, serif;
  font-size: 16.5px;
  color: var(--mb-ink);
  margin-bottom: 3px;
}
.article-cta-copy span{ font-size: 14px; color: var(--mb-muted); }
.article-cta .mb-btn{ flex-shrink: 0; }

@media (max-width: 600px){
  .article-cta{ flex-wrap: wrap; }
  .article-cta .mb-btn{ width: 100%; }
}

.article-disclaimer{
  display: flex;
  gap: 12px;
  align-items: flex-start;
  background: var(--mb-gold-tint);
  border: 1px solid rgba(185,129,42,0.3);
  border-radius: var(--mb-radius-sm);
  padding: 14px 16px;
  margin: 4px 0 26px;
  font-size: 13.5px;
  line-height: 1.55;
  color: #6b4a17;
}
.article-disclaimer i{ color: #8A5F1E; font-size: 15px; margin-top: 2px; flex-shrink: 0; }
.article-disclaimer a{ color: #8A5F1E; font-weight: 600; }

/* Author / share strip */
.article-footer-strip{
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 40px;
  padding-top: 22px;
  border-top: 1px solid var(--mb-line);
}
.article-author-card{
  display: flex;
  align-items: center;
  gap: 12px;
}
.article-author-avatar{
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  display: block;
}
.article-author-meta{
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.article-author-name{
  font-size: 13.5px;
  font-weight: 600;
  color: var(--mb-ink);
}
.article-author-blurb{
  font-size: 12.5px;
  color: var(--mb-muted);
}

/* ---------- Related articles ---------- */

.related-section{
  padding: 10px 0 64px;
  border-top: 1px solid var(--mb-line);
  margin-top: 12px;
}
.related-section-title{
  font-size: 22px;
  font-weight: 600;
  margin: 34px 0 18px;
}