/* ── Back link ── */
.back-link {
  display: inline-block;
  font-size: 0.9rem;
  color: var(--text-secondary);
  text-decoration: none;
  margin-bottom: 2rem;
}

.back-link:hover {
  text-decoration: underline;
}

.back-link::before {
  content: "←";
  position: relative;
  display: inline-block; /* remove from the parent's underline */
  top: -0.1rem;
  margin-right: 6px;
  font-size: 1.2rem;
}

/* ── Post header ── */
.post-header {
  margin-bottom: 1.5rem;
}

.post-header h1 {
  font-size: 1.2rem;
  font-weight: 700;
  line-height: 1.35;
}

.post-date {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-top: 0.25rem;
}

/* ── Post content ── */
.post-content h1,
.post-content h2,
.post-content h3 {
  margin-top: 1.75rem;
  margin-bottom: 0.5rem;
  font-weight: 700;
}

.post-content h1 { font-size: 1.2rem; }
.post-content h2 { font-size: 1.0rem; }
.post-content h3 { font-size: 0.8rem; }

.post-content p {
  margin-bottom: 1rem;
  font-size: 0.85rem;
  line-height: 1.6;
}

.post-content a {
  color: var(--text);
}

.post-content strong {
  font-weight: 700;
}

.post-content em {
  font-style: italic;
}

.post-content ul,
.post-content ol {
  margin-bottom: 1rem;
  padding-left: 1.25rem;
  font-size: 0.85rem;
}

.post-content li {
  margin-bottom: 0.2rem;
}

.post-content blockquote {
  border-left: 2px solid var(--border);
  padding-left: 0.75rem;
  margin: 1.25rem 0;
  color: var(--text-secondary);
  font-size: 0.85rem;
}

.post-content code {
  font-family: inherit;
  font-size: 0.82rem;
  background: var(--code-bg);
  padding: 0.1rem 0.3rem;
}

.post-content pre {
  background: var(--code-bg);
  padding: 0.75rem 1rem;
  overflow-x: auto;
  margin-bottom: 1.25rem;
  line-height: 1.45;
  border: 1px solid var(--border);
}

.post-content pre code {
  background: none;
  padding: 0;
  font-size: 0.8rem;
}

.post-content img {
  max-width: 100%;
  height: auto;
  margin: 1.25rem 0;
  display: block;
}

.post-content video {
  max-width: 100%;
  height: auto;
  margin: 1.25rem 0;
  display: block;
}

.post-content hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 1.75rem 0;
}

.post-content table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 1.25rem;
  font-size: 0.82rem;
}

.post-content th,
.post-content td {
  text-align: left;
  padding: 0.4rem 0.6rem;
  border-bottom: 1px solid var(--border);
}

.post-content th {
  font-weight: 700;
}