/* Blog-specific layout — extends styles.css */
.blog-index-hero {
  padding: 130px 0 50px;
  background: linear-gradient(180deg, #fafafb 0%, #f5f5f7 100%);
  border-bottom: 1px solid var(--gray-100, #ececef);
}
.blog-index-hero h1 {
  font-size: clamp(1.8rem, 3.4vw, 2.6rem);
  margin: 8px 0 14px;
  letter-spacing: -0.01em;
  max-width: 760px;
  line-height: 1.2;
}
.blog-index-sub {
  font-size: 1.02rem;
  color: var(--gray-600, #555);
  max-width: 720px;
  line-height: 1.6;
}
.blog-grid-section { padding: 56px 0 96px; }
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 22px;
}
.blog-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--gray-200, #e3e3e6);
  border-radius: 12px;
  padding: 26px 26px 22px;
  text-decoration: none;
  color: inherit;
  transition: all 0.2s ease;
  min-height: 220px;
}
.blog-card:hover {
  border-color: var(--gray-900, #111);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.06);
}
.blog-card-tag {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--gray-500, #888);
}
.blog-card-title {
  font-size: 1.18rem;
  font-weight: 700;
  margin: 12px 0 10px;
  line-height: 1.32;
  color: var(--gray-900, #111);
}
.blog-card-excerpt {
  font-size: 0.92rem;
  color: var(--gray-600, #555);
  line-height: 1.55;
  margin: 0 0 18px;
  flex: 1;
}
.blog-card-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.82rem;
  color: var(--gray-500, #888);
  border-top: 1px solid var(--gray-100, #ececef);
  padding-top: 14px;
}
.blog-card-arrow { font-size: 1.2rem; color: var(--gray-700, #444); }

/* Article page */
.blog-article { padding: 110px 0 70px; }
.blog-narrow { max-width: 760px; }
.blog-article-header {
  padding: 32px 0 28px;
  border-bottom: 1px solid var(--gray-100, #ececef);
  margin-bottom: 36px;
}
.blog-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--gray-500, #888);
  margin-bottom: 14px;
}
.blog-article-title {
  font-size: clamp(1.7rem, 3.2vw, 2.4rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin: 0 0 18px;
  color: var(--gray-900, #111);
}
.blog-article-meta {
  font-size: 0.88rem;
  color: var(--gray-500, #888);
}
.blog-meta-sep { margin: 0 8px; }
.blog-article-body {
  font-size: 1.03rem;
  line-height: 1.72;
  color: var(--gray-800, #222);
}
.blog-article-body .lede {
  font-size: 1.16rem;
  font-weight: 500;
  color: var(--gray-900, #111);
  line-height: 1.6;
  margin: 0 0 26px;
}
.blog-article-body h2 {
  font-size: 1.4rem;
  font-weight: 700;
  margin: 36px 0 14px;
  color: var(--gray-900, #111);
  letter-spacing: -0.005em;
}
.blog-article-body p { margin: 0 0 18px; }
.blog-article-body em {
  background: linear-gradient(180deg, transparent 65%, #ffe9a8 65%);
  font-style: normal;
  font-weight: 500;
  padding: 0 2px;
}
.blog-article-body strong { color: var(--gray-900, #111); }
.blog-article-body a {
  color: var(--gray-900, #111);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}
.blog-article-body a:hover { background: #f5f5f7; }

.blog-cta-card {
  margin: 48px 0 32px;
  padding: 32px;
  background: var(--gray-50, #f7f7f8);
  border: 1px solid var(--gray-100, #ececef);
  border-radius: 14px;
  text-align: center;
}
.blog-cta-card h3 { font-size: 1.3rem; margin: 0 0 10px; color: var(--gray-900, #111); }
.blog-cta-card p { font-size: 0.96rem; color: var(--gray-600, #555); margin: 0 0 22px; }

.blog-pager {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin: 36px 0 28px;
}
.blog-pager-link {
  display: block;
  padding: 18px 22px;
  border: 1px solid var(--gray-200, #e3e3e6);
  border-radius: 10px;
  text-decoration: none;
  color: inherit;
  transition: all 0.18s ease;
}
.blog-pager-link:hover { border-color: var(--gray-900, #111); }
.blog-pager-next { text-align: right; }
.blog-pager-dir {
  display: block;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--gray-500, #888);
  margin-bottom: 6px;
  font-weight: 600;
}
.blog-pager-title {
  font-size: 0.96rem;
  font-weight: 600;
  color: var(--gray-900, #111);
  line-height: 1.4;
}
.blog-back {
  text-align: center;
  margin: 24px 0 0;
}
.blog-back a {
  color: var(--gray-600, #555);
  font-size: 0.92rem;
  text-decoration: none;
}
.blog-back a:hover { color: var(--gray-900, #111); }

@media (max-width: 720px) {
  .blog-index-hero { padding: 100px 0 36px; }
  .blog-grid-section { padding: 40px 0 64px; }
  .blog-pager { grid-template-columns: 1fr; }
  .blog-pager-next { text-align: left; }
  .blog-cta-card { padding: 24px 18px; }
}

.nav-links a.nav-active { color: var(--gray-900, #111); font-weight: 700; }