/* ============================================================
   Blog-specific styles — extends /assets/style.css
   ============================================================ */

/* ---- Blog listing ---- */
.blog-header {
  padding: 80px 0 64px;
  border-bottom: 1px solid var(--line);
}

.blog-header h1 {
  font: 400 64px/1.08 var(--serif);
  letter-spacing: -1px;
  color: var(--dark);
  max-width: 18ch;
  text-wrap: pretty;
  margin: 0;
}

.blog-header h1 em { font-style: italic; color: var(--accent); }

.blog-header p {
  font: 400 19px/1.6 var(--sans);
  color: var(--ink-2);
  max-width: 58ch;
  margin-top: 20px;
}

.blog-listing { padding: 0 0 80px; }

.post-list {
  display: flex;
  flex-direction: column;
}

.post-card {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 32px;
  padding: 40px 0;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
  color: inherit;
}

.post-card:first-child { border-top: 1px solid var(--line); margin-top: 48px; }

.post-date {
  font: 400 14px/1.5 var(--mono);
  color: var(--ink-3);
  letter-spacing: .2px;
  padding-top: 5px;
}

.post-card h2 {
  font: 400 28px/1.2 var(--serif);
  color: var(--dark);
  margin: 0;
  transition: color .15s;
}

.post-card:hover h2 { color: var(--accent); }

.post-excerpt {
  font: 400 16px/1.65 var(--sans);
  color: var(--ink-3);
  margin: 12px 0 0;
  max-width: 68ch;
}

.post-readmore {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font: 500 13.5px/1 var(--sans);
  color: var(--accent);
  margin-top: 18px;
}

.post-readmore::after {
  content: '→';
  transition: transform .15s;
}

.post-card:hover .post-readmore::after { transform: translateX(4px); }

.blog-empty {
  padding: 80px 0;
  border-top: 1px solid var(--line);
  margin-top: 48px;
}

.blog-empty p {
  font: 400 17px/1.6 var(--sans);
  color: var(--ink-3);
}

/* ---- Single post ---- */
.post-nav {
  padding: 26px 0;
  border-bottom: 1px solid var(--line);
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font: 500 13.5px/1 var(--sans);
  color: var(--ink-3);
  transition: color .15s;
}

.back-link::before { content: '←'; }
.back-link:hover { color: var(--accent); }

.post-hero {
  padding: 64px 0 48px;
  border-bottom: 1px solid var(--line);
  max-width: 780px;
}

.post-hero h1 {
  font: 400 58px/1.08 var(--serif);
  letter-spacing: -.8px;
  color: var(--dark);
  margin: 0;
  text-wrap: pretty;
}

.post-meta {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-top: 28px;
  font: 400 14px/1 var(--mono);
  color: var(--ink-3);
  letter-spacing: .2px;
}

.post-meta-dot { color: var(--sky); }

/* ---- Article body ---- */
.post-body {
  padding: 56px 0 100px;
  max-width: 720px;
}

.post-body h2 {
  font: 400 34px/1.2 var(--serif);
  color: var(--dark);
  margin: 52px 0 20px;
  letter-spacing: -.3px;
}

.post-body h3 {
  font: 600 22px/1.3 var(--sans);
  color: var(--dark);
  margin: 40px 0 16px;
}

.post-body p {
  font: 400 18px/1.75 var(--sans);
  color: var(--ink-2);
  margin: 0 0 24px;
}

.post-body ul,
.post-body ol {
  margin: 0 0 24px 26px;
}

.post-body li {
  font: 400 18px/1.75 var(--sans);
  color: var(--ink-2);
  margin-bottom: 8px;
}

.post-body strong { color: var(--dark); font-weight: 600; }

.post-body blockquote {
  border-left: 3px solid var(--sky);
  padding: 4px 0 4px 24px;
  margin: 36px 0;
}

.post-body blockquote p {
  font: 400 21px/1.65 var(--serif);
  color: var(--dark);
  margin: 0;
}

.post-body code {
  font: 500 14px/1 var(--mono);
  background: #eef4f8;
  padding: 2px 7px;
  border-radius: 4px;
  color: var(--dark);
}

.post-body pre {
  background: var(--dark);
  border-radius: 10px;
  padding: 24px 28px;
  overflow-x: auto;
  margin: 28px 0;
}

.post-body pre code {
  background: none;
  padding: 0;
  color: var(--sky);
  font-size: 14px;
  line-height: 1.6;
}

.post-body a {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-color: rgba(45, 111, 160, .35);
  text-underline-offset: 3px;
  transition: text-decoration-color .15s;
}

.post-body a:hover { text-decoration-color: var(--accent); }

.post-body img {
  border-radius: 10px;
  margin: 32px 0;
}

.post-body hr {
  border: none;
  border-top: 1px solid var(--line);
  margin: 52px 0;
}

/* ---- Responsive ---- */
@media (max-width: 900px) {
  .blog-header h1 { font-size: 48px; }
  .post-hero h1 { font-size: 44px; }
}

@media (max-width: 680px) {
  .blog-header h1 { font-size: 38px; }
  .post-hero h1 { font-size: 34px; }
  .post-card { grid-template-columns: 1fr; gap: 6px; }
  .post-card h2 { font-size: 22px; }
  .post-body h2 { font-size: 26px; }
  .post-body p,
  .post-body li { font-size: 17px; }
}