/* Blog — listing + single post styles */

/* ── Cover visual ────────────────────────────────────────── */
.blog-visual-cover {
  position: relative;
  width: 100%;
  aspect-ratio: 16/9;
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex; align-items: flex-end;
  padding: 20px;
}
.blog-visual-cover.is-large { aspect-ratio: 21/9; border-radius: var(--radius-xl); }
.blog-visual-label {
  position: relative; z-index: 1;
  font-size: 11px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.08em;
  opacity: 0.7;
}

/* ── Featured post ────────────────────────────────────────── */
.blog-featured-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  background: #fff;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-xl);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  margin-bottom: 64px;
  transition: all .25s ease;
  box-shadow: var(--shadow);
}
.blog-featured-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.blog-featured-cover { overflow: hidden; }
.blog-featured-cover .blog-visual-cover { height: 100%; aspect-ratio: auto; border-radius: 0; }
.blog-featured-body { padding: 40px; display: grid; gap: 16px; align-content: center; }
.blog-feat-top { display: flex; align-items: center; gap: 12px; }
.blog-feat-date { font-size: 13px; color: var(--slate-500); }
.blog-feat-title { font-family: var(--font-display); font-weight: 700; font-size: 30px; line-height: 1.2; letter-spacing: -0.02em; color: var(--ink); text-wrap: pretty; }
.blog-feat-sub { font-size: 16px; line-height: 1.6; color: var(--slate-500); }
.blog-feat-author { display: flex; align-items: center; gap: 12px; padding-top: 8px; border-top: 1px solid var(--slate-100); margin-top: 4px; }
.blog-read-link { display: inline-flex; align-items: center; gap: 6px; font-weight: 600; color: var(--ink); font-size: 15px; }
.blog-read-link svg { width: 16px; height: 16px; transition: transform .15s ease; }
.blog-featured-card:hover .blog-read-link svg { transform: translateX(4px); }
.blog-featured-card:hover .blog-read-link { color: var(--cyan-600); }

/* ── Author / avatar ──────────────────────────────────────── */
.blog-avatar {
  width: 40px; height: 40px; border-radius: 999px;
  background: var(--cyan-500); color: #fff;
  display: grid; place-items: center;
  font-family: var(--font-display); font-weight: 700; font-size: 15px;
  flex-shrink: 0;
}
.blog-avatar--sm { width: 28px; height: 28px; font-size: 11px; }
.blog-author-name { font-family: var(--font-display); font-weight: 600; font-size: 14px; color: var(--ink); }
.blog-author-role { font-size: 12px; color: var(--slate-500); margin-top: 1px; }

/* Category pill */
.blog-cat-pill {
  display: inline-flex; align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--bg-cyan-50);
  color: var(--cyan-700);
  border: 1px solid var(--bg-cyan-100);
  font-size: 12px; font-weight: 600;
  white-space: nowrap;
}
.blog-cat-pill--sm { font-size: 11px; padding: 3px 8px; }

/* ── Filter ───────────────────────────────────────────────── */
.blog-filter {
  display: flex; flex-wrap: wrap; gap: 8px;
  margin-bottom: 40px;
}
.blog-filter-btn {
  padding: 8px 18px;
  border-radius: 999px;
  background: #fff;
  border: 1px solid var(--slate-200);
  font-size: 14px; font-weight: 500; color: var(--slate-700);
  cursor: pointer; transition: all .15s ease;
}
.blog-filter-btn:hover { border-color: var(--ink); color: var(--ink); }
.blog-filter-btn.is-active { background: var(--ink); color: #fff; border-color: var(--ink); }

/* ── Post grid ────────────────────────────────────────────── */
.blog-post-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.blog-post-card {
  display: flex; flex-direction: column;
  background: #fff;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
  text-decoration: none; color: inherit;
  transition: all .2s ease;
}
.blog-post-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: var(--slate-300); }
.blog-post-cover { overflow: hidden; }
.blog-post-cover .blog-visual-cover { border-radius: 0; }
.blog-post-body { padding: 20px 24px 24px; display: grid; gap: 10px; flex: 1; }
.blog-post-meta { display: flex; align-items: center; gap: 10px; }
.blog-post-date { font-size: 12px; color: var(--slate-500); }
.blog-post-title { font-family: var(--font-display); font-weight: 700; font-size: 18px; line-height: 1.3; letter-spacing: -0.01em; color: var(--ink); text-wrap: pretty; }
.blog-post-sub { font-size: 14px; line-height: 1.6; color: var(--slate-500); flex: 1; }
.blog-post-foot { display: flex; align-items: center; gap: 8px; padding-top: 12px; border-top: 1px solid var(--slate-100); }

@media (max-width: 960px) {
  .blog-featured-card { grid-template-columns: 1fr; }
  .blog-featured-cover .blog-visual-cover { aspect-ratio: 16/9; height: auto; }
  .blog-featured-body { padding: 24px; }
  .blog-post-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .blog-post-grid { grid-template-columns: 1fr; }
}

/* ── Single post ──────────────────────────────────────────── */
.blog-single-hero {
  padding: 64px 0 48px;
  background: var(--bg-alt);
  border-bottom: 1px solid var(--slate-100);
}
.blog-single-breadcrumb {
  display: flex; align-items: center; gap: 8px;
  font-size: 13px; color: var(--slate-500); margin-bottom: 20px;
}
.blog-single-breadcrumb a { color: var(--slate-500); text-decoration: none; }
.blog-single-breadcrumb a:hover { color: var(--ink); }
.blog-single-meta { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.blog-single-date { font-size: 13px; color: var(--slate-500); }
.blog-single-title { font-size: clamp(32px, 5vw, 52px); line-height: 1.1; letter-spacing: -0.025em; max-width: 820px; margin-bottom: 16px; text-wrap: balance; }
.blog-single-sub { font-size: 20px; line-height: 1.5; color: var(--slate-500); max-width: 680px; margin-bottom: 24px; }
.blog-single-author { display: flex; align-items: center; gap: 12px; }
.blog-single-cover-wrap { padding: 32px 0 0; }
.blog-single-cover-wrap .blog-visual-cover { border-radius: var(--radius-xl); }

/* Two-column layout */
.blog-single-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 64px;
  align-items: start;
}
.blog-single-sidebar { position: sticky; top: 100px; }
.blog-sidebar-card {
  background: #fff;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  padding: 24px;
}
.blog-sidebar-label {
  font-size: 11px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--slate-500); margin-bottom: 10px;
}
.blog-sidebar-author { display: flex; align-items: center; gap: 12px; }
.blog-sidebar-date { font-size: 14px; color: var(--ink); font-weight: 500; }

/* Article body */
.blog-post-article { display: grid; gap: 20px; max-width: 680px; min-width: 0; }
.blog-post-lead {
  font-family: var(--font-display); font-weight: 400;
  font-size: 22px; line-height: 1.55; letter-spacing: -0.01em;
  color: var(--ink); text-wrap: pretty;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--slate-200);
}
.blog-post-h2 {
  font-family: var(--font-display); font-weight: 700;
  font-size: 26px; line-height: 1.2; letter-spacing: -0.02em;
  color: var(--ink); margin-top: 12px;
}
.blog-post-p {
  font-size: 17px; line-height: 1.7; color: var(--slate-700);
}
.blog-callout {
  display: flex; gap: 16px;
  padding: 20px 24px;
  background: var(--bg-cyan-50);
  border: 1px solid var(--bg-cyan-100);
  border-left: 3px solid var(--cyan-500);
  border-radius: var(--radius);
  align-items: flex-start;
}
.blog-callout-icon { color: var(--cyan-600); margin-top: 2px; flex-shrink: 0; }
.blog-callout p { font-family: var(--font-display); font-size: 16px; line-height: 1.55; font-weight: 500; color: var(--ink); margin: 0; }
.blog-post-bullets { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.blog-post-bullets li { display: flex; gap: 14px; font-size: 16px; color: var(--slate-700); line-height: 1.55; }
.blog-bullet-dot { width: 6px; height: 6px; border-radius: 999px; background: var(--cyan-500); margin-top: 9px; flex-shrink: 0; }

/* Related posts */
.blog-related { margin-top: 56px; padding-top: 40px; border-top: 1px solid var(--slate-200); }
.blog-related-head { font-family: var(--font-display); font-weight: 700; font-size: 18px; margin-bottom: 20px; }
.blog-related-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.blog-related-card {
  display: block;
  background: #fff;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
  text-decoration: none; color: inherit;
  transition: all .2s ease;
}
.blog-related-card:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.blog-related-cover .blog-visual-cover { border-radius: 0; aspect-ratio: 16/8; }
.blog-related-body { padding: 14px 16px 16px; display: grid; gap: 8px; }
.blog-related-body h4 { font-size: 15px; font-weight: 600; line-height: 1.3; color: var(--ink); }

/* Next post */
.blog-next-post {
  display: grid; gap: 12px;
  padding: 28px;
  background: var(--ink);
  color: #fff;
  border-radius: var(--radius-xl);
  text-decoration: none;
  margin-top: 40px;
  transition: transform .2s ease;
}
.blog-next-post:hover { transform: translateY(-2px); }
.blog-next-label { font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; color: var(--cyan-400); }
.blog-next-row { display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.blog-next-cat { font-size: 12px; color: rgba(255,255,255,0.5); text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 4px; }
.blog-next-title { font-family: var(--font-display); font-weight: 700; font-size: 20px; letter-spacing: -0.01em; color: #fff; text-wrap: pretty; max-width: 500px; }
.blog-next-arrow { width: 48px; height: 48px; border-radius: 999px; background: var(--cyan-500); display: grid; place-items: center; flex-shrink: 0; transition: transform .2s ease; }
.blog-next-arrow svg { width: 16px; height: 16px; color: #fff; }
.blog-next-post:hover .blog-next-arrow { transform: translate(3px, -3px); }

@media (max-width: 900px) {
  .blog-single-layout { grid-template-columns: 1fr; gap: 32px; }
  .blog-single-sidebar { position: static; }
  .blog-related-grid { grid-template-columns: 1fr; }
  .blog-post-lead { font-size: 19px; }
}
@media (max-width: 640px) {
  .blog-featured-body { padding: 20px; }
  .blog-feat-title { font-size: 24px; }
  .blog-next-title { font-size: 17px; }
  .blog-next-row { gap: 12px; }
  .blog-single-title { font-size: clamp(28px, 7vw, 52px); }
  .blog-single-sub { font-size: 17px; }
}