/* ============================================
   UPSC Store Blog v2 — Improved responsive + design
   ============================================ */

:root {
  --upsc-navy: #2d6cb5;
  --upsc-navy-2: #0d3057;
  --upsc-blue: #f6ad55;
  --upsc-blue-light: #e8f1fc;
  --upsc-gold: #f6ad55;
  --upsc-gold-soft: #fff8d6;
  --upsc-text: #1a1a1a;
  --upsc-muted: #475467;
  --upsc-light: #98a2b3;
  --upsc-border: #e4e7ec;
  --upsc-border-soft: #eef0f4;
  --upsc-bg: #f7f9fc;
  --upsc-white: #fff;
  --upsc-success: #079455;
  --shadow-sm: 0 1px 3px rgba(45,108,181,.05);
  --shadow-md: 0 4px 12px rgba(45,108,181,.08);
  --shadow-lg: 0 12px 32px rgba(45,108,181,.10);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
}

/* ---------- Reset within blog ---------- */
.upsc-blog-page * { box-sizing: border-box; }

.upsc-blog-page {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--upsc-text);
  background: var(--upsc-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.upsc-blog-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  width: 100%;
}

/* ---------- Hero (cleaner, less bold) ---------- */
.upsc-blog-hero {
  background:
    radial-gradient(circle at 80% 20%, rgba(255,215,0,0.08) 0%, transparent 50%),
    linear-gradient(135deg, var(--upsc-navy) 0%, #0d3a6b 100%);
  color: var(--upsc-white);
  padding: 72px 24px 56px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.upsc-blog-hero::after {
  content: '';
  position: absolute;
  bottom: -1px; left: 0; right: 0;
  height: 24px;
  background: var(--upsc-white);
  border-radius: 24px 24px 0 0;
}
.upsc-blog-hero-tag {
  display: inline-block;
  background: rgba(255,215,0,0.15);
  color: var(--upsc-gold);
  padding: 6px 16px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 20px;
  border: 1px solid rgba(255,215,0,0.3);
}
.upsc-blog-hero h1 {
  color: #fff;
  font-size: 44px;
  font-weight: 800;
  letter-spacing: -1.2px;
  margin: 0 0 14px;
  line-height: 1.1;
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}
.upsc-blog-hero p {
  color: rgba(255,255,255,0.85);
  font-size: 17px;
  max-width: 580px;
  margin: 0 auto;
  line-height: 1.6;
}

/* ---------- Featured post ---------- */
.upsc-blog-featured {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 0;
  background: var(--upsc-white);
  border: 1px solid var(--upsc-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin: 40px 0 32px;
  align-items: stretch;
  box-shadow: var(--shadow-md);
  transition: box-shadow .25s, transform .25s;
}
.upsc-blog-featured:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}
.upsc-blog-featured-img {
  aspect-ratio: 4/3;
  background: var(--upsc-bg);
  overflow: hidden;
}
.upsc-blog-featured-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .4s;
}
.upsc-blog-featured:hover .upsc-blog-featured-img img { transform: scale(1.04); }
.upsc-blog-featured-body {
  padding: 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.upsc-blog-featured-body h2 {
  font-size: 30px;
  line-height: 1.2;
  margin: 14px 0 14px;
  color: var(--upsc-navy);
  font-weight: 800;
  letter-spacing: -0.4px;
}
.upsc-blog-featured-body h2 a { color: inherit; text-decoration: none; }
.upsc-blog-featured-body h2 a:hover { color: var(--upsc-blue); }
.upsc-blog-featured-body p {
  font-size: 15px;
  color: var(--upsc-muted);
  margin: 0 0 22px;
  line-height: 1.65;
}
.upsc-blog-featured-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 12px 24px;
  background: var(--upsc-navy);
  color: var(--upsc-white) !important;
  text-decoration: none !important;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 14px;
  width: fit-content;
  transition: all .2s;
}
.upsc-blog-featured-cta:hover {
  background: var(--upsc-blue);
  transform: translateX(2px);
}

/* ---------- Post grid ---------- */
.upsc-blog-grid-wrap {
  padding: 16px 0 48px;
}
.upsc-blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.upsc-blog-card {
  background: var(--upsc-white);
  border: 1px solid var(--upsc-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all .25s;
  display: flex;
  flex-direction: column;
}
.upsc-blog-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--upsc-blue);
}
.upsc-blog-card-img {
  aspect-ratio: 16/9;
  background: var(--upsc-bg);
  overflow: hidden;
  display: block;
}
.upsc-blog-card-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .3s;
}
.upsc-blog-card:hover .upsc-blog-card-img img { transform: scale(1.04); }
.upsc-blog-card-body {
  padding: 22px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.upsc-blog-card-cat {
  font-size: 11px;
  font-weight: 700;
  color: var(--upsc-blue);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 10px;
}
.upsc-blog-card h2 {
  font-size: 18px;
  line-height: 1.35;
  margin: 0 0 12px;
  color: var(--upsc-navy);
  font-weight: 700;
  letter-spacing: -0.2px;
}
.upsc-blog-card h2 a {
  color: inherit;
  text-decoration: none;
}
.upsc-blog-card h2 a:hover { color: var(--upsc-blue); }
.upsc-blog-card-excerpt {
  font-size: 14px;
  color: var(--upsc-muted);
  margin: 0 0 16px;
  line-height: 1.6;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.upsc-blog-card-meta {
  font-size: 12px;
  color: var(--upsc-light);
  display: flex;
  gap: 8px;
  align-items: center;
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid var(--upsc-border-soft);
}

/* ---------- Categories chips ---------- */
.upsc-blog-cats {
  padding: 32px 0 56px;
  text-align: center;
}
.upsc-blog-cats h3 {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--upsc-light);
  margin: 0 0 16px;
  font-weight: 700;
}
.upsc-blog-cats-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
}
.upsc-blog-cats-list a {
  display: inline-flex;
  align-items: center;
  padding: 8px 18px;
  background: var(--upsc-white);
  color: var(--upsc-navy);
  text-decoration: none;
  border-radius: 40px;
  font-size: 13px;
  font-weight: 600;
  border: 1.5px solid var(--upsc-border);
  transition: all .2s;
}
.upsc-blog-cats-list a:hover {
  background: var(--upsc-navy);
  color: var(--upsc-white);
  border-color: var(--upsc-navy);
  transform: translateY(-1px);
}

/* ============================================
   SINGLE POST
============================================ */
.upsc-blog-single {
  padding: 24px 0 48px;
}
.upsc-blog-breadcrumb {
  font-size: 13px;
  color: var(--upsc-light);
  margin-bottom: 28px;
  text-align: left;
}
.upsc-blog-breadcrumb a {
  color: var(--upsc-light);
  text-decoration: none;
}
.upsc-blog-breadcrumb a:hover { color: var(--upsc-blue); }
.upsc-blog-breadcrumb span { color: var(--upsc-text); }

.upsc-blog-post-header {
  max-width: 760px;
  margin: 0 auto 36px;
  text-align: center;
}
.upsc-blog-post-cat {
  display: inline-block;
  background: var(--upsc-blue-light);
  color: var(--upsc-blue);
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 18px;
  text-decoration: none;
}
.upsc-blog-post-cat:hover { background: var(--upsc-blue); color: var(--upsc-white); }

.upsc-blog-post-title {
  font-size: 44px;
  line-height: 1.12;
  color: var(--upsc-navy);
  margin: 0 0 18px;
  font-weight: 800;
  letter-spacing: -1px;
}
.upsc-blog-post-subtitle {
  font-size: 19px;
  color: var(--upsc-muted);
  line-height: 1.55;
  margin: 0 0 28px;
}
.upsc-blog-post-meta {
  font-size: 14px;
  color: var(--upsc-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}
.upsc-blog-post-meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
}
.upsc-blog-post-meta-author {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  color: var(--upsc-navy);
}
.upsc-blog-post-meta-author img {
  width: 32px; height: 32px;
  border-radius: 50%;
  border: 2px solid var(--upsc-border);
}

.upsc-blog-post-hero-img {
  max-width: 1080px;
  margin: 0 auto 40px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 16/9;
  box-shadow: var(--shadow-lg);
}
.upsc-blog-post-hero-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
}

/* ---------- Reading column ---------- */
.upsc-blog-post-content {
  max-width: 720px;
  margin: 0 auto;
  font-size: 18px;
  line-height: 1.78;
  color: var(--upsc-text);
}
.upsc-blog-post-content > * { max-width: 100%; }
.upsc-blog-post-content p { margin: 0 0 1.4em; }
.upsc-blog-post-content h2 {
  font-size: 32px;
  line-height: 1.2;
  color: var(--upsc-navy);
  margin: 2.2em 0 0.6em;
  font-weight: 800;
  letter-spacing: -0.5px;
  scroll-margin-top: 80px;
}
.upsc-blog-post-content h3 {
  font-size: 22px;
  line-height: 1.3;
  color: var(--upsc-navy);
  margin: 1.8em 0 0.5em;
  font-weight: 700;
  scroll-margin-top: 80px;
}
.upsc-blog-post-content h4 {
  font-size: 18px;
  color: var(--upsc-navy);
  margin: 1.4em 0 0.4em;
  font-weight: 700;
}
.upsc-blog-post-content a {
  color: var(--upsc-blue);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  font-weight: 500;
}
.upsc-blog-post-content a:hover { color: var(--upsc-navy); text-decoration-thickness: 2px; }
.upsc-blog-post-content ul, .upsc-blog-post-content ol { padding-left: 24px; margin: 0 0 1.4em; }
.upsc-blog-post-content li { margin-bottom: 0.5em; }
.upsc-blog-post-content strong { color: var(--upsc-navy); font-weight: 700; }
.upsc-blog-post-content img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  margin: 1.5em 0;
  display: block;
}
.upsc-blog-post-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.6em 0;
  font-size: 15px;
  background: var(--upsc-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--upsc-border);
  display: table;
}
.upsc-blog-post-content thead { background: var(--upsc-navy); }
.upsc-blog-post-content th {
  background: var(--upsc-navy);
  color: var(--upsc-white);
  padding: 14px 16px;
  text-align: left;
  font-weight: 600;
  font-size: 14px;
}
.upsc-blog-post-content td {
  padding: 12px 16px;
  border-top: 1px solid var(--upsc-border);
  vertical-align: top;
}
.upsc-blog-post-content tr:nth-child(even) td { background: var(--upsc-bg); }

/* ---------- Pull quote (better) ---------- */
.upsc-blog-post-content blockquote,
.upsc-blog-pullquote {
  border-left: 4px solid var(--upsc-gold);
  background: var(--upsc-gold-soft);
  padding: 22px 28px;
  margin: 1.8em 0;
  font-size: 19px;
  line-height: 1.5;
  color: var(--upsc-navy);
  font-weight: 600;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-style: normal;
}

/* ---------- TOC ---------- */
.upsc-blog-toc {
  background: linear-gradient(135deg, var(--upsc-bg), #fff);
  border: 1px solid var(--upsc-border);
  border-radius: var(--radius-md);
  padding: 22px 28px;
  margin: 28px 0;
}
.upsc-blog-toc h3 {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin: 0 0 14px;
  color: var(--upsc-light);
  font-weight: 700;
}
.upsc-blog-toc ol {
  margin: 0;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.9;
  columns: 2;
  column-gap: 32px;
}
.upsc-blog-toc li { break-inside: avoid; }
.upsc-blog-toc a {
  color: var(--upsc-navy);
  text-decoration: none;
  font-weight: 500;
}
.upsc-blog-toc a:hover { color: var(--upsc-blue); text-decoration: underline; }

/* ---------- FAQ ---------- */
.upsc-blog-faq {
  background: var(--upsc-white);
  border: 1px solid var(--upsc-border);
  border-radius: var(--radius-md);
  margin: 0 0 12px;
  overflow: hidden;
  transition: all .2s;
}
.upsc-blog-faq[open] { border-color: var(--upsc-blue); }
.upsc-blog-faq summary {
  padding: 18px 22px;
  font-weight: 600;
  font-size: 16px;
  color: var(--upsc-navy);
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}
.upsc-blog-faq summary::-webkit-details-marker { display: none; }
.upsc-blog-faq summary::after {
  content: "+";
  color: var(--upsc-blue);
  font-size: 24px;
  font-weight: 700;
  transition: transform .25s;
  flex-shrink: 0;
  line-height: 1;
}
.upsc-blog-faq[open] summary::after { transform: rotate(45deg); }
.upsc-blog-faq-body {
  padding: 0 22px 20px;
  color: var(--upsc-muted);
  line-height: 1.75;
  font-size: 15px;
}

/* ---------- Inline product ---------- */
.upsc-blog-inline-product {
  margin: 1.5em 0;
}
.upsc-blog-inline-product-link {
  display: flex;
  gap: 18px;
  align-items: center;
  background: var(--upsc-bg);
  border: 1px solid var(--upsc-border);
  border-radius: var(--radius-md);
  padding: 18px;
  text-decoration: none !important;
  color: inherit !important;
  transition: all .2s;
}
.upsc-blog-inline-product-link:hover {
  border-color: var(--upsc-blue);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.upsc-blog-inline-product img {
  width: 100px; height: 100px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  margin: 0;
  flex-shrink: 0;
}
.upsc-blog-inline-product-body { flex: 1; min-width: 0; }
.upsc-blog-inline-product-body h4 {
  margin: 0 0 6px;
  font-size: 16px;
  color: var(--upsc-navy);
  line-height: 1.3;
}
.upsc-blog-inline-product-price {
  font-size: 16px;
  color: var(--upsc-blue);
  font-weight: 700;
  margin-bottom: 6px;
}
.upsc-blog-inline-product-cta {
  font-size: 13px;
  color: var(--upsc-blue);
  font-weight: 600;
}

/* ---------- CTA box (inside posts) ---------- */
.upsc-blog-cta-box {
  background: linear-gradient(135deg, var(--upsc-navy), var(--upsc-blue));
  color: var(--upsc-white);
  border-radius: var(--radius-lg);
  padding: 28px 32px;
  margin: 1.8em 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
  box-shadow: var(--shadow-md);
}
.upsc-blog-cta-text, .upsc-blog-cta-box .upsc-blog-text {
  flex: 1;
  font-size: 16px;
  color: rgba(255,255,255,0.95);
  line-height: 1.55;
}
.upsc-blog-cta-text strong, .upsc-blog-cta-box strong { color: var(--upsc-gold); }
.upsc-blog-cta-btn {
  background: var(--upsc-gold);
  color: var(--upsc-navy) !important;
  padding: 13px 28px;
  border-radius: var(--radius-sm);
  font-weight: 800;
  text-decoration: none !important;
  font-size: 15px;
  letter-spacing: 0.3px;
  flex-shrink: 0;
  transition: all .2s;
}
.upsc-blog-cta-btn:hover { transform: scale(1.04); box-shadow: 0 6px 20px rgba(255,215,0,.3); }

/* ---------- Author bio ---------- */
.upsc-blog-author {
  background: linear-gradient(135deg, var(--upsc-bg), #fff);
  border: 1px solid var(--upsc-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  margin: 56px auto;
  max-width: 720px;
  display: flex;
  gap: 20px;
  align-items: flex-start;
}
.upsc-blog-author img {
  width: 64px; height: 64px;
  border-radius: 50%;
  flex-shrink: 0;
  border: 3px solid var(--upsc-white);
  box-shadow: var(--shadow-sm);
}
.upsc-blog-author-body h4 {
  margin: 0 0 6px;
  color: var(--upsc-navy);
  font-size: 17px;
  font-weight: 700;
}
.upsc-blog-author-body p {
  margin: 0;
  color: var(--upsc-muted);
  font-size: 14px;
  line-height: 1.65;
}

/* ---------- Related products (in post) ---------- */
.upsc-blog-related-products {
  max-width: 1080px;
  margin: 56px auto;
}
.upsc-blog-section-title {
  font-size: 26px;
  color: var(--upsc-navy);
  text-align: center;
  margin-bottom: 28px;
  font-weight: 800;
  letter-spacing: -0.4px;
}
.upsc-blog-related-products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.upsc-blog-rp-card {
  background: var(--upsc-white);
  border: 1px solid var(--upsc-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  text-decoration: none !important;
  color: inherit !important;
  transition: all .2s;
  display: flex;
  flex-direction: column;
}
.upsc-blog-rp-card:hover {
  border-color: var(--upsc-blue);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.upsc-blog-rp-card img {
  width: 100%; aspect-ratio: 1;
  object-fit: cover;
}
.upsc-blog-rp-body { padding: 16px; }
.upsc-blog-rp-body h4 {
  font-size: 14px;
  margin: 0 0 8px;
  color: var(--upsc-navy);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.upsc-blog-rp-price {
  font-size: 14px;
  color: var(--upsc-blue);
  font-weight: 700;
  margin-bottom: 8px;
}
.upsc-blog-rp-cta {
  font-size: 12px;
  color: var(--upsc-blue);
  font-weight: 600;
}

/* ---------- Pagination ---------- */
.upsc-blog-pagination {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin: 48px 0 64px;
  flex-wrap: wrap;
}
.upsc-blog-pagination a, .upsc-blog-pagination span {
  padding: 10px 16px;
  background: var(--upsc-white);
  border: 1px solid var(--upsc-border);
  border-radius: var(--radius-sm);
  text-decoration: none;
  color: var(--upsc-navy);
  font-weight: 600;
  font-size: 14px;
  transition: all .2s;
}
.upsc-blog-pagination a:hover { background: var(--upsc-blue); color: var(--upsc-white); border-color: var(--upsc-blue); }
.upsc-blog-pagination .current { background: var(--upsc-navy); color: var(--upsc-white); border-color: var(--upsc-navy); }

/* ============================================
   RESPONSIVE BREAKPOINTS
============================================ */

/* Tablet */
@media (max-width: 1024px) {
  .upsc-blog-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .upsc-blog-related-products-grid { grid-template-columns: repeat(2, 1fr); }
  .upsc-blog-featured { grid-template-columns: 1fr; }
  .upsc-blog-featured-img { aspect-ratio: 16/9; }
  .upsc-blog-featured-body { padding: 32px; }
  .upsc-blog-featured-body h2 { font-size: 26px; }
  .upsc-blog-post-title { font-size: 36px; }
  .upsc-blog-hero { padding: 56px 24px 44px; }
  .upsc-blog-hero h1 { font-size: 36px; }
  .upsc-blog-toc ol { columns: 1; }
}

/* Mobile */
@media (max-width: 700px) {
  .upsc-blog-container { padding: 0 16px; }
  .upsc-blog-grid { grid-template-columns: 1fr; gap: 18px; }
  .upsc-blog-related-products-grid { grid-template-columns: 1fr; }
  .upsc-blog-hero { padding: 48px 18px 36px; }
  .upsc-blog-hero h1 { font-size: 28px; line-height: 1.18; letter-spacing: -0.6px; }
  .upsc-blog-hero p { font-size: 15px; }
  .upsc-blog-hero-tag { font-size: 10px; padding: 5px 12px; }
  .upsc-blog-featured { margin: 28px 0 24px; border-radius: var(--radius-md); }
  .upsc-blog-featured-body { padding: 22px; }
  .upsc-blog-featured-body h2 { font-size: 22px; }
  .upsc-blog-featured-body p { font-size: 14px; }
  .upsc-blog-card-body { padding: 18px; }
  .upsc-blog-card h2 { font-size: 17px; }
  .upsc-blog-card-excerpt { font-size: 13.5px; }
  .upsc-blog-cats { padding: 24px 0 36px; }
  .upsc-blog-cats-list a { font-size: 12px; padding: 7px 14px; }

  .upsc-blog-post-header { margin: 0 auto 24px; }
  .upsc-blog-post-title { font-size: 28px; line-height: 1.18; letter-spacing: -0.5px; }
  .upsc-blog-post-subtitle { font-size: 16px; }
  .upsc-blog-post-meta { font-size: 12.5px; gap: 12px; }
  .upsc-blog-post-meta-author img { width: 26px; height: 26px; }

  .upsc-blog-post-hero-img { margin-bottom: 28px; border-radius: var(--radius-md); }
  .upsc-blog-post-content { font-size: 17px; line-height: 1.72; }
  .upsc-blog-post-content h2 { font-size: 24px; margin: 1.6em 0 0.5em; letter-spacing: -0.3px; }
  .upsc-blog-post-content h3 { font-size: 19px; margin: 1.4em 0 0.4em; }
  .upsc-blog-post-content h4 { font-size: 16px; }
  .upsc-blog-post-content p { margin-bottom: 1.2em; }
  .upsc-blog-post-content ul, .upsc-blog-post-content ol { padding-left: 22px; }

  /* Tables: horizontal scroll on mobile (best UX for narrow widths) */
  .upsc-blog-post-content table { display: block; overflow-x: auto; -webkit-overflow-scrolling: touch; font-size: 14px; }
  .upsc-blog-post-content th, .upsc-blog-post-content td { padding: 10px 12px; min-width: 100px; }

  .upsc-blog-pullquote, .upsc-blog-post-content blockquote {
    font-size: 16px;
    padding: 16px 18px;
    margin: 1.5em -4px;
  }

  .upsc-blog-toc { padding: 18px 20px; }
  .upsc-blog-toc ol { font-size: 14px; line-height: 1.85; }

  .upsc-blog-faq summary { padding: 14px 18px; font-size: 15px; }
  .upsc-blog-faq summary::after { font-size: 22px; }
  .upsc-blog-faq-body { padding: 0 18px 16px; font-size: 14px; }

  .upsc-blog-cta-box {
    flex-direction: column;
    text-align: center;
    padding: 22px 20px;
    border-radius: var(--radius-md);
  }
  .upsc-blog-cta-btn { width: 100%; padding: 14px 24px; }

  .upsc-blog-inline-product-link {
    flex-direction: column;
    text-align: center;
    padding: 18px;
  }
  .upsc-blog-inline-product img { width: 130px; height: 130px; }

  .upsc-blog-author {
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 24px 20px;
    margin: 40px auto;
    border-radius: var(--radius-md);
  }
  .upsc-blog-related-products { margin: 40px auto; }
  .upsc-blog-section-title { font-size: 22px; margin-bottom: 22px; }
}

/* Very small phones */
@media (max-width: 380px) {
  .upsc-blog-hero h1 { font-size: 24px; }
  .upsc-blog-post-title { font-size: 25px; }
  .upsc-blog-cats-list { gap: 8px; }
}

/* ============================================
   v3 — 3-column desktop layout for single posts
============================================ */

.upsc-blog-single-v2 { padding: 24px 0 48px; }

.upsc-blog-single-header { margin-bottom: 0; }
.upsc-blog-single-header .upsc-blog-container { padding-top: 8px; }

/* Body grid wrapper */
.upsc-blog-body-wrap {
  background: var(--upsc-white);
  padding: 0 24px;
}
.upsc-blog-body-grid {
  max-width: 1280px;
  margin: 0 auto;
  display: block;  /* mobile default */
}

/* Sidebar rails (hidden on mobile/tablet) */
.upsc-blog-rail { display: none; }

/* Center content stays at 720px max for readability */
.upsc-blog-post-content-wrap {
  max-width: 720px;
  margin: 0 auto;
}

/* DESKTOP: 3-column layout */
@media (min-width: 1100px) {
  .upsc-blog-body-grid {
    display: grid;
    grid-template-columns: 220px minmax(0, 720px) 260px;
    gap: 40px;
    justify-content: center;
    align-items: start;
  }
  .upsc-blog-rail { display: block; }
  .upsc-blog-post-content-wrap { max-width: 100%; margin: 0; }
  .upsc-blog-rail-sticky {
    position: sticky;
    top: 24px;
    max-height: calc(100vh - 48px);
    overflow-y: auto;
    padding-right: 4px;
  }
  /* hide scrollbar */
  .upsc-blog-rail-sticky::-webkit-scrollbar { width: 4px; }
  .upsc-blog-rail-sticky::-webkit-scrollbar-thumb { background: var(--upsc-border); border-radius: 2px; }
}

@media (min-width: 1400px) {
  .upsc-blog-body-grid {
    grid-template-columns: 240px minmax(0, 760px) 280px;
    gap: 56px;
  }
}

/* ---------- Sidebar TOC ---------- */
.upsc-blog-side-toc {
  background: var(--upsc-white);
  border: 1px solid var(--upsc-border);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  margin-bottom: 16px;
}
.upsc-blog-side-toc h4 {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin: 0 0 12px;
  color: var(--upsc-light);
  font-weight: 700;
}
.upsc-blog-side-toc ol {
  margin: 0;
  padding-left: 18px;
  font-size: 13.5px;
  line-height: 1.65;
}
.upsc-blog-side-toc li {
  margin-bottom: 8px;
}
.upsc-blog-side-toc li::marker {
  color: var(--upsc-light);
  font-weight: 700;
}
.upsc-blog-side-toc a {
  color: var(--upsc-navy);
  text-decoration: none;
  font-weight: 500;
}
.upsc-blog-side-toc a:hover { color: var(--upsc-blue); }

/* ---------- Share buttons ---------- */
.upsc-blog-share {
  background: var(--upsc-white);
  border: 1px solid var(--upsc-border);
  border-radius: var(--radius-md);
  padding: 16px 20px;
}
.upsc-blog-share h4 {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin: 0 0 10px;
  color: var(--upsc-light);
  font-weight: 700;
}
.upsc-blog-share-buttons {
  display: flex;
  gap: 8px;
}
.upsc-blog-share-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--upsc-bg);
  border: 1px solid var(--upsc-border);
  color: var(--upsc-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none !important;
  transition: all .2s;
  cursor: pointer;
  padding: 0;
}
.upsc-blog-share-btn:hover { transform: translateY(-2px); }
.upsc-blog-share-wa:hover { background: #25D366; color: #fff; border-color: #25D366; }
.upsc-blog-share-tw:hover { background: #000; color: #fff; border-color: #000; }
.upsc-blog-share-fb:hover { background: #1877F2; color: #fff; border-color: #1877F2; }
.upsc-blog-share-copy:hover { background: var(--upsc-blue); color: #fff; border-color: var(--upsc-blue); }
.upsc-blog-share-copy.copied { background: var(--upsc-success); color: #fff; border-color: var(--upsc-success); }

/* ---------- Sidebar products ---------- */
.upsc-blog-side-products {
  background: var(--upsc-white);
  border: 1px solid var(--upsc-border);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  margin-bottom: 16px;
}
.upsc-blog-side-products h4 {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin: 0 0 14px;
  color: var(--upsc-light);
  font-weight: 700;
}
.upsc-blog-side-product {
  display: flex;
  gap: 12px;
  align-items: center;
  text-decoration: none;
  padding: 10px 0;
  border-bottom: 1px solid var(--upsc-border-soft);
  transition: opacity .2s;
}
.upsc-blog-side-product:last-child { border-bottom: 0; padding-bottom: 0; }
.upsc-blog-side-product:hover { opacity: 0.85; }
.upsc-blog-side-product img {
  width: 56px;
  height: 56px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
  margin: 0;
}
.upsc-blog-side-product h5 {
  font-size: 13px;
  margin: 0 0 4px;
  color: var(--upsc-navy);
  line-height: 1.35;
  font-weight: 600;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.upsc-blog-side-product-price {
  font-size: 12px;
  color: var(--upsc-blue);
  font-weight: 700;
}

/* ---------- Sidebar CTA ---------- */
.upsc-blog-side-cta {
  background: linear-gradient(135deg, var(--upsc-navy), var(--upsc-blue));
  border-radius: var(--radius-md);
  padding: 20px;
  color: #fff;
  text-align: center;
}
.upsc-blog-side-cta-tag {
  display: inline-block;
  background: var(--upsc-gold);
  color: var(--upsc-navy);
  padding: 4px 10px;
  border-radius: 12px;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 1px;
  margin-bottom: 8px;
}
.upsc-blog-side-cta h4 {
  color: #fff;
  font-size: 17px;
  margin: 0 0 6px;
  font-weight: 700;
}
.upsc-blog-side-cta p {
  color: rgba(255,255,255,0.8);
  font-size: 13px;
  margin: 0 0 14px;
  line-height: 1.5;
}
.upsc-blog-side-cta-btn {
  display: inline-block;
  background: var(--upsc-gold);
  color: var(--upsc-navy) !important;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  text-decoration: none !important;
  font-size: 13px;
  width: 100%;
  box-sizing: border-box;
}
.upsc-blog-side-cta-btn:hover { transform: scale(1.03); }

/* Hide auto-injected TOC on desktop (we use sidebar instead) */
@media (min-width: 1100px) {
  .upsc-blog-post-content > .upsc-blog-toc { display: none; }
}