/* Post detail page styles */

.post-header {
  max-width: 720px;
  margin: 0 auto 32px;
}

.post-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--sans);
  font-size: 13px;
  color: var(--muted);
  padding-bottom: 12px;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--line);
}

.post-meta .meta-label {
  font-weight: 600;
  letter-spacing: 0.06em;
}

.post-header h1 {
  font-family: var(--serif);
  font-size: 36px;
  font-weight: 700;
  line-height: 1.25;
  color: var(--ink);
  margin: 0 0 12px;
  border: none;
  padding: 0;
  width: auto;
}

/* When headline is the H1, hide the redundant body H1 */
.post-body.has-headline > h1:first-child {
  display: none;
}

/* ─── Post body ─── */
.post-body {
  max-width: 720px;
  margin: 0 auto;
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink2);
}

.post-body h2 {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 700;
  color: var(--ink);
  margin: 2.5em 0 0.8em;
  padding: 0;
  border: none;
  width: auto;
}

.post-body h3 {
  font-family: var(--serif);
  font-size: 18px;
  font-weight: 600;
  color: var(--ink);
  margin: 2em 0 0.6em;
  border: none;
  width: auto;
}

.post-body p {
  margin: 0 0 1em;
}

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

.post-body a {
  color: var(--accent);
  word-wrap: break-word;
  word-break: break-all;
}

.post-body a:hover {
  text-decoration: underline;
}

.post-body img {
  display: block;
  margin: 1.5em auto;
  max-width: 100%;
  border-radius: 12px;
  border: 1px solid var(--line);
}

.post-body hr {
  border: none;
  border-top: 1px solid var(--line);
  margin: 2.5em 0;
}

.post-body blockquote {
  margin: 1.2em 0;
  padding: 0.8em 1.2em;
  border-left: 3px solid var(--line);
  background: var(--card);
  border-radius: 6px;
  color: var(--ink2);
}

.post-body ol,
.post-body ul {
  padding-left: 1.5em;
  margin: 0.5em 0 1em;
}

.post-body li {
  margin-bottom: 0.5em;
}

.post-body pre {
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--card);
  padding: 14px 18px;
  font-size: 0.9em;
  line-height: 1.5;
}

.post-body code {
  font-family: var(--mono);
  font-size: 0.88em;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 1px 5px;
}

.post-body pre code {
  border: none;
  background: transparent;
  padding: 0;
  font-size: 1em;
}

/* ─── Translation link ─── */
.post-translation {
  max-width: 720px;
  margin: 0 auto 20px;
}

/* ─── Prev/Next navigation ─── */
.post-nav {
  max-width: 720px;
  margin: 48px auto 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.post-nav-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 16px 20px;
  text-decoration: none;
  transition: box-shadow 0.2s;
}

.post-nav-card:hover {
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.06);
  text-decoration: none;
}

.post-nav-card .nav-label {
  font-family: var(--sans);
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 6px;
  display: block;
}

.post-nav-card .nav-title {
  font-family: var(--serif);
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.4;
}

.post-nav-card.nav-next {
  text-align: right;
}

/* ─── Keypoints card (今日要点 / Today's Highlights) ─── */
.post-keypoints {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 20px 24px;
  margin: 1.5em 0 2em;
}

.post-keypoints > h2:first-child {
  font-size: 18px;
  margin: 0 0 12px;
  padding: 0;
  border: none;
  color: var(--ink);
}

.post-keypoints > ol,
.post-keypoints > ul {
  margin: 0;
  padding-left: 1.3em;
}

.post-keypoints > ol > li,
.post-keypoints > ul > li {
  margin-bottom: 0.6em;
}

/* ─── x.com / URL link lines ─── */
.post-body a[href*="x.com/"],
.post-body a[href*="twitter.com/"] {
  font-size: 14px;
  color: var(--muted);
  word-break: break-all;
}

.post-body a[href*="x.com/"]:hover,
.post-body a[href*="twitter.com/"]:hover {
  color: var(--accent);
}

/* ─── Mobile ─── */
@media (max-width: 720px) {
  .post-header h1 {
    font-size: 26px;
  }

  .post-body {
    font-size: 15px;
  }

  .post-nav {
    grid-template-columns: 1fr;
  }

  .post-nav-card.nav-next {
    text-align: left;
  }
}