/* Kefal blog — extends docs.css with article-specific layout */

main.article {
  max-width: 720px;
  margin: 0 auto;
  padding: 4rem 1.5rem 5rem;
  line-height: 1.7;
}

.article-head {
  margin-bottom: 2.5rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border);
}

.article-head h1 {
  font-size: 2.4rem;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin: 0 0 1rem;
}

.byline {
  color: var(--muted);
  font-size: 0.95rem;
  margin: 0;
}

.byline-author { color: var(--fg); font-weight: 500; }
.byline-sep    { margin: 0 0.4rem; color: var(--dim); }

main.article p {
  margin: 0 0 1.4rem;
  font-size: 1.05rem;
  color: var(--fg);
}

main.article h2 {
  margin: 3rem 0 1rem;
  font-size: 1.55rem;
  letter-spacing: -0.01em;
  color: var(--fg);
}

main.article ul {
  margin: 0 0 1.4rem 0;
  padding-left: 1.4rem;
  color: var(--fg);
}
main.article ul li { margin-bottom: 0.5rem; }

main.article code {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.1rem 0.4rem;
  font-size: 0.92em;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  color: var(--accent);
}

main.article pre {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.2rem;
  overflow-x: auto;
  margin: 1.4rem 0 2rem;
  line-height: 1.5;
}
main.article pre code {
  background: transparent;
  border: none;
  padding: 0;
  color: var(--fg);
  font-size: 0.92rem;
}

main.article a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid var(--border-soft);
}
main.article a:hover { border-bottom-color: var(--accent); }

table.metrics {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0 2rem;
  font-size: 0.97rem;
}
table.metrics th,
table.metrics td {
  padding: 0.7rem 0.9rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
}
table.metrics th {
  color: var(--muted);
  font-weight: 500;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: var(--surface);
}
table.metrics td:nth-child(2) {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  color: var(--accent);
}

.article-divider {
  margin: 3rem 0 2rem;
  border: none;
  border-top: 1px solid var(--border);
}
.article-bio {
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.6;
}
.article-bio em { color: var(--muted); font-style: italic; }
.article-discuss {
  color: var(--muted);
  font-size: 0.95rem;
  margin-top: 1.5rem;
}

/* ── Blog index ──────────────────────────────────────────────────────── */
main.blog-index {
  max-width: 720px;
  margin: 0 auto;
  padding: 4rem 1.5rem 5rem;
}
main.blog-index h1 {
  font-size: 2.2rem;
  letter-spacing: -0.02em;
  margin: 0 0 0.5rem;
}
main.blog-index .lede {
  color: var(--muted);
  font-size: 1.05rem;
  margin: 0 0 2.5rem;
}

.post-list { list-style: none; padding: 0; margin: 0; }
.post-list-item {
  border-top: 1px solid var(--border);
  padding: 1.5rem 0;
}
.post-list-item:last-child { border-bottom: 1px solid var(--border); }
.post-list-item time {
  display: block;
  color: var(--dim);
  font-size: 0.85rem;
  margin-bottom: 0.4rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}
.post-list-item h2 {
  font-size: 1.3rem;
  margin: 0 0 0.5rem;
  letter-spacing: -0.01em;
}
.post-list-item h2 a {
  color: var(--fg);
  text-decoration: none;
}
.post-list-item h2 a:hover { color: var(--accent); }
.post-list-item p {
  color: var(--muted);
  margin: 0;
  line-height: 1.6;
}

/* Mobile */
@media (max-width: 600px) {
  main.article, main.blog-index { padding: 2.5rem 1.2rem 4rem; }
  .article-head h1 { font-size: 1.8rem; }
  main.article h2 { font-size: 1.3rem; margin-top: 2.2rem; }
  table.metrics { font-size: 0.9rem; }
  table.metrics th, table.metrics td { padding: 0.55rem 0.6rem; }
}

/* ── Site footer (mirrors style.css so blog pages match the landing) ──── */
.site-footer {
  padding: 3.5rem 28px 2.5rem;
  background: var(--bg);
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.88rem;
}
.site-footer-inner {
  max-width: 1040px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.25fr 2fr;
  gap: 3rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid var(--border);
}
.site-footer .footer-brand .brand {
  color: var(--fg);
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}
.site-footer .footer-brand .brand::before {
  content: "";
  width: 10px;
  height: 10px;
  border-radius: 2px;
  background: var(--accent);
  box-shadow: 0 0 0 3px var(--border-soft);
}
.site-footer .footer-brand p { margin: 0; font-size: 0.9rem; color: var(--muted); }
.site-footer .footer-brand p a { color: var(--muted); }
.site-footer .footer-brand p a:hover { color: var(--accent); }

.site-footer .footer-nav {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}
.site-footer .footer-nav h4 {
  margin: 0 0 0.9rem;
  color: var(--fg);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 600;
}
.site-footer .footer-nav a {
  display: block;
  color: var(--muted);
  margin-bottom: 0.45rem;
  font-size: 0.92rem;
  text-decoration: none;
  border-bottom: none;
}
.site-footer .footer-nav a:hover { color: var(--accent); }

.site-footer .copyright {
  text-align: center;
  margin: 1.75rem 0 0;
  color: var(--dim);
  font-size: 0.82rem;
}

@media (max-width: 960px) {
  .site-footer-inner { grid-template-columns: 1fr; gap: 2.5rem; }
  .site-footer .footer-nav { gap: 1.5rem; }
}
@media (max-width: 600px) {
  .site-footer .footer-nav { grid-template-columns: 1fr 1fr; gap: 1.5rem; }
}