/* ── Reading Progress ─────────────────────────────────────────────── */
.reading-progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  background: var(--text);
  z-index: 200;
  width: 0;
  transition: width 0.1s linear;
}

/* ── Post Content ─────────────────────────────────────────────────── */
.post-header {
  margin-bottom: 6rem;
  padding-bottom: 4rem;
  border-bottom: 1px solid var(--text-15);
}

.post-meta {
  display: flex;
  gap: 2rem;
}

.post-body {
  max-width: 72rem;
}

.post-body h2 {
  margin-top: 6rem;
  margin-bottom: 2rem;
  font-size: clamp(2.2rem, 3vw, 3rem);
}

.post-body h3 {
  margin-top: 4rem;
  margin-bottom: 1.6rem;
}

.post-body p {
  margin-bottom: 2.4rem;
  font-size: 1.8rem;
  line-height: 1.75;
  color: var(--text-70);
}

.post-body a {
  color: var(--text);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: var(--text-30);
  transition: text-decoration-color 0.4s var(--ease);
}

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

.post-body ul, .post-body ol {
  margin-bottom: 2.4rem;
  padding-left: 2.4rem;
  color: var(--text-70);
}

.post-body li {
  margin-bottom: 1rem;
  line-height: 1.7;
  font-size: 1.8rem;
}

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

.post-body blockquote {
  border-left: 2px solid var(--text-30);
  padding: 1.6rem 2.4rem;
  margin: 3rem 0;
  color: var(--text-50);
  font-style: italic;
  font-size: 2rem;
  line-height: 1.6;
}

.post-body code {
  font-family: var(--mono);
  font-size: 0.85em;
  background: var(--text-08);
  padding: 0.2rem 0.6rem;
  border-radius: 3px;
  color: var(--text);
}

.post-body pre {
  background: var(--bg-subtle);
  border: 1px solid var(--text-08);
  border-radius: 3px;
  padding: 2.4rem;
  overflow-x: auto;
  margin: 3rem 0;
}

.post-body pre code {
  background: none;
  padding: 0;
  font-size: 1.4rem;
  line-height: 1.7;
  color: var(--text-50);
}

/* Syntax highlighting */
.post-body pre .kw { color: var(--text-70); }
.post-body pre .str { color: var(--text-50); }
.post-body pre .cmt { color: var(--text-30); font-style: italic; }
.post-body pre .num { color: var(--text-70); }

.post-body hr {
  border: none;
  border-top: 1px solid var(--text-15);
  margin: 5rem 0;
}

.post-body img {
  border-radius: 2px;
  margin: 3rem 0;
}