/* Blog post article styles — supplements ../style.css */

.post-wrap {
  max-width: 680px; margin: 0 auto; padding: 48px 24px 80px;
}

/* ── Back link ── */
.back-link {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 13px; color: var(--muted); text-decoration: none;
  margin-bottom: 48px; transition: color 0.15s;
  font-family: 'JetBrains Mono', monospace;
}
.back-link:hover { color: var(--text); }

/* ── Post header ── */
.post-header { margin-bottom: 48px; }
.post-cat {
  font-family: 'JetBrains Mono', monospace; font-size: 11px;
  color: var(--muted); letter-spacing: 0.07em; text-transform: uppercase; margin-bottom: 12px;
}
.post-h1 {
  font-size: clamp(22px, 4vw, 34px); font-weight: 600;
  letter-spacing: -0.02em; color: var(--text); line-height: 1.2; margin-bottom: 20px;
}
.post-meta {
  font-family: 'JetBrains Mono', monospace; font-size: 11px;
  color: var(--muted); display: flex; gap: 20px; flex-wrap: wrap;
  padding-bottom: 24px; border-bottom: 1px solid var(--border);
}

/* ── Article body ── */
.post-body { max-width: 640px; }
.post-body p {
  font-size: 16px; line-height: 1.85; color: var(--text); margin-bottom: 20px;
}
.post-body p:last-child { margin-bottom: 0; }
.post-body strong { font-weight: 500; }
.post-body a {
  color: var(--text); text-decoration: underline;
  text-underline-offset: 3px; text-decoration-color: var(--border);
  transition: text-decoration-color 0.15s;
}
.post-body a:hover { text-decoration-color: var(--muted); }
.post-body h2, .post-body h3 {
  font-size: 19px; font-weight: 600; letter-spacing: -0.01em;
  color: var(--text); margin: 40px 0 16px; line-height: 1.3;
}
.post-body h2 { font-size: 21px; }
.post-body code {
  font-family: 'JetBrains Mono', monospace; font-size: 13px;
  background: var(--tag-bg); color: var(--text);
  padding: 2px 6px; border: 1px solid var(--border); border-radius: 3px;
}
.post-body pre {
  background: var(--bg2); border: 1px solid var(--border); border-radius: 6px;
  padding: 20px 24px; margin: 24px 0; overflow-x: auto;
  font-family: 'JetBrains Mono', monospace; font-size: 13px;
  color: var(--text); line-height: 1.7;
}
.post-body pre code { background: none; border: none; padding: 0; border-radius: 0; }
.post-body blockquote {
  border-left: 2px solid var(--border); padding: 12px 20px; margin: 28px 0;
  color: var(--muted); font-style: italic; font-size: 15px; line-height: 1.8;
}
.post-body ul, .post-body ol {
  margin: 16px 0 20px; padding-left: 0; list-style: none;
}
.post-body li {
  font-size: 15px; line-height: 1.8; color: var(--text);
  margin-bottom: 8px; padding-left: 20px; position: relative;
}
.post-body ul li::before { content: '—'; position: absolute; left: 0; color: var(--muted); font-size: 13px; }
.post-body ol { counter-reset: li; }
.post-body ol li::before {
  content: counter(li) '.'; counter-increment: li;
  position: absolute; left: 0; color: var(--muted);
  font-family: 'JetBrains Mono', monospace; font-size: 11px; top: 3px;
}

/* ── Architecture / diagram blocks (recruitment-platform) ── */
.arch {
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: 6px; padding: 20px; margin: 24px 0; overflow-x: auto;
}
.arch-title {
  font-family: 'JetBrains Mono', monospace; font-size: 10px;
  letter-spacing: 3px; text-transform: uppercase; color: var(--muted);
  text-align: center; margin-bottom: 16px; padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}
.layer-row { display: flex; align-items: stretch; margin-bottom: 8px; gap: 10px; min-width: 480px; }
.lr-label {
  width: 100px; flex-shrink: 0; display: flex; align-items: center;
  font-family: 'JetBrains Mono', monospace; font-size: 10px; font-weight: 600;
  color: var(--muted); letter-spacing: 1px; text-transform: uppercase;
}
.lr-inner {
  flex: 1; background: var(--bg); border: 1px solid var(--border);
  border-radius: 3px; padding: 8px 12px; display: flex; flex-wrap: wrap;
  gap: 6px; align-items: center;
}
.lr-inner.hi { border-color: var(--muted); }
.badge {
  background: var(--tag-bg); border: 1px solid var(--border); border-radius: 3px;
  padding: 2px 8px; font-size: 11px; font-family: 'JetBrains Mono', monospace;
  color: var(--muted); white-space: nowrap;
}
.badge.g { border-color: var(--text); color: var(--text); font-weight: 500; background: var(--bg2); }
.badge.d { background: var(--text); color: var(--bg); border-color: var(--text); }

/* ── Info grid ── */
.ig { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 24px 0; }
.ic { background: var(--bg2); border: 1px solid var(--border); border-radius: 6px; padding: 16px; }
.ic h4 {
  font-family: 'JetBrains Mono', monospace; font-size: 10px;
  letter-spacing: 3px; text-transform: uppercase; color: var(--muted); margin-bottom: 10px;
}
.ic ul { list-style: none; padding: 0; }
.ic li {
  font-size: 13px; font-family: 'JetBrains Mono', monospace;
  padding: 4px 0; border-bottom: 1px solid var(--border);
  color: var(--text); display: flex; align-items: center; gap: 7px;
}
.ic li:last-child { border-bottom: none; }
.ic li::before { content: '→'; color: var(--muted); font-size: 11px; flex-shrink: 0; }

/* ── Flow diagram ── */
.flow { display: flex; align-items: center; flex-wrap: wrap; gap: 4px; margin: 20px 0; overflow-x: auto; }
.fn {
  background: var(--bg2); border: 1px solid var(--border); border-radius: 3px;
  padding: 8px 12px; font-family: 'JetBrains Mono', monospace; font-size: 11px;
  text-align: center; color: var(--text); min-width: 80px; flex-shrink: 0; line-height: 1.4;
}
.fn.g { border-color: var(--text); font-weight: 500; }
.fn.d { background: var(--text); color: var(--bg); }
.fa { font-size: 14px; color: var(--muted); flex-shrink: 0; margin: 0 2px; }

/* ── Code block with label ── */
.code-wrap {
  background: var(--bg2); border: 1px solid var(--border); border-radius: 6px;
  padding: 16px 20px; margin: 20px 0; overflow-x: auto;
}
.code-label {
  font-family: 'JetBrains Mono', monospace; font-size: 10px;
  letter-spacing: 2px; text-transform: uppercase; color: var(--muted); margin-bottom: 10px;
}
.code-wrap pre {
  font-family: 'JetBrains Mono', monospace; font-size: 13px; line-height: 1.7;
  color: var(--text); background: none; border: none; border-radius: 0; padding: 0; margin: 0;
  overflow-x: auto;
}

/* ── Callout ── */
.callout {
  background: var(--bg2); border: 1px solid var(--border);
  border-left: 2px solid var(--muted); border-radius: 0 6px 6px 0;
  padding: 20px 24px; margin: 28px 0; font-size: 15px;
  line-height: 1.75; color: var(--text); font-style: italic;
}
.callout p { color: inherit; margin: 0; }

/* ── Section dividers ── */
.div { display: flex; align-items: center; gap: 16px; margin: 40px 0 24px; }
.div-l { flex: 1; height: 1px; background: var(--border); }
.div-t { font-family: 'JetBrains Mono', monospace; font-size: 10px; letter-spacing: 3px; text-transform: uppercase; color: var(--muted); }

/* ── Syntax highlights (recruitment-platform) ── */
.k  { color: #a78bfa; }
.s  { color: #86efac; }
.nm { color: #fdba74; }
.ky { color: #67e8f9; }
.cm { color: var(--muted); font-style: italic; }

/* ── Lead paragraph ── */
.lead { font-size: 17px; line-height: 1.75; color: var(--text); margin-bottom: 28px; }
.post-meta span { color: var(--text); }

/* ── Figure ── */
figure { margin: 28px 0; }
figure img { width: 100%; display: block; border-radius: 6px; border: 1px solid var(--border); max-height: 400px; object-fit: cover; }
figcaption { font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--muted); margin-top: 8px; }

@media (max-width: 640px) {
  .post-wrap { padding: 32px 20px 60px; }
  .ig { grid-template-columns: 1fr; }
  .arch { overflow-x: auto; }
  .layer-row { flex-wrap: wrap; min-width: 0; }
  .lr-label { width: 100%; margin-bottom: 4px; }
  .flow { overflow-x: auto; }
}