/* ── Blog: shared styles for article pages and index ─────────────────────── */

/* ── Hero ── */
.blog-hero {
  background: linear-gradient(180deg, #F8F8FF 0%, #FFFFFF 100%);
  border-bottom: 1px solid var(--border);
  padding: 3.5rem 0 2.5rem;
}

.blog-category-badge {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-bg);
  border: 1px solid var(--accent-border);
  border-radius: 4px;
  padding: 0.2rem 0.6rem;
  margin-bottom: 1.1rem;
}

/* Hero inner: no max-width — uses full container, like tool pages */
.blog-hero-inner {}

.blog-hero-title {
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.03em;
  color: var(--text);
  margin-bottom: 1.25rem;
  max-width: 900px;
}

.blog-hero-meta {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  font-size: 0.875rem;
  color: var(--text-2);
  flex-wrap: wrap;
}

.blog-hero-meta .author-name { font-weight: 600; color: var(--text); }
.blog-hero-meta .sep { color: var(--border-2); }

.blog-hero-description {
  margin-top: 1.25rem;
  font-size: 1.05rem;
  color: var(--text-2);
  line-height: 1.65;
  max-width: 900px;
}

/* ── Article layout ── */
.blog-layout {
  padding: 3rem 0;
}

.blog-content {
  max-width: 900px;
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--text);
}

.blog-content h2 {
  font-size: 1.5rem;
  font-weight: 800;
  margin-top: 2.5rem;
  margin-bottom: 0.875rem;
  color: var(--text);
  letter-spacing: -0.025em;
}

.blog-content h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-top: 1.75rem;
  margin-bottom: 0.6rem;
  color: var(--text);
}

.blog-content p { margin-bottom: 1.25rem; }

.blog-content ul,
.blog-content ol {
  margin: 0 0 1.25rem 1.5rem;
}

.blog-content li { margin-bottom: 0.4rem; }

.blog-content strong { font-weight: 600; }

.blog-content code {
  font-family: var(--font-mono);
  font-size: 0.875em;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.1em 0.4em;
  color: var(--text);
}

.blog-content a { color: var(--accent); text-decoration: underline; }
.blog-content a:hover { color: var(--accent-dim); }

/* ── Key takeaways box ── */
.blog-key-takeaways {
  background: var(--accent-bg);
  border: 1px solid var(--accent-border);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  margin: 2rem 0;
}

.blog-key-takeaways h3 {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
  margin-top: 0;
}

.blog-key-takeaways ul {
  margin: 0;
  padding-left: 1.25rem;
}

.blog-key-takeaways li {
  font-size: 0.9375rem;
  color: var(--text);
  margin-bottom: 0.4rem;
}

/* ── Tables ── */
.blog-table-wrap {
  overflow-x: auto;
  margin: 1.75rem 0;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.blog-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.blog-table thead { background: var(--surface-2); }

.blog-table th {
  text-align: left;
  font-weight: 600;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-2);
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.blog-table td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
  line-height: 1.5;
}

.blog-table tr:last-child td { border-bottom: none; }

.blog-table .status-broken  { color: var(--error); font-weight: 600; }
.blog-table .status-blocked { color: var(--info); font-weight: 600; }
.blog-table .status-redirect { color: var(--redirect); font-weight: 600; }
.blog-table .status-slow   { color: var(--warning); font-weight: 600; }
.blog-table .status-skip   { color: var(--text-3); font-weight: 600; }
.blog-table .status-err    { color: var(--error); font-weight: 600; }

/* ── Checklist ── */
.blog-checklist {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  margin: 1.75rem 0;
  list-style: none;
}

.blog-checklist li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.45rem 0;
  font-size: 0.9375rem;
  border-bottom: 1px solid var(--surface-2);
}

.blog-checklist li:last-child { border-bottom: none; }

.blog-checklist .check-icon {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  background: var(--success);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 2px;
}

.blog-checklist .check-icon svg {
  width: 10px;
  height: 10px;
  stroke: #fff;
  stroke-width: 2.5;
}

/* ── Callout ── */
.blog-callout {
  background: var(--warning-bg);
  border: 1px solid var(--warning);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  margin: 1.5rem 0;
  font-size: 0.9375rem;
}

.blog-callout.info {
  background: var(--info-bg);
  border-color: var(--info);
}

/* ── Tool CTA ── */
.blog-tool-cta {
  background: linear-gradient(135deg, var(--accent-bg) 0%, #EEF2FF 100%);
  border: 1px solid var(--accent-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  margin: 2.5rem 0;
  text-align: center;
}

.blog-tool-cta h3 {
  font-size: 1.25rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.blog-tool-cta p {
  color: var(--text-2);
  font-size: 0.9375rem;
  margin-bottom: 1.25rem;
}

.blog-tool-cta .btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--accent);
  color: #fff;
  font-weight: 600;
  font-size: 0.9375rem;
  padding: 0.7rem 1.5rem;
  border-radius: var(--radius);
  text-decoration: none;
  transition: background 0.15s, transform 0.1s;
}

.blog-tool-cta .btn:hover {
  background: var(--accent-dim);
  text-decoration: none;
  transform: translateY(-1px);
}

/* ── Author card ── */
.blog-author-card {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin: 3rem 0 2rem;
}

.blog-author-avatar {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--accent-bg);
  border: 2px solid var(--accent-border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--accent);
}

.blog-author-info h4 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
  letter-spacing: -0.01em;
}

.blog-author-info .author-role {
  font-size: 0.8125rem;
  color: var(--text-2);
  margin-bottom: 0.5rem;
  font-weight: 500;
}

.blog-author-info p {
  font-size: 0.875rem;
  color: var(--text-2);
  line-height: 1.6;
  margin: 0;
}

/* ── Disclosure ── */
.blog-disclosure {
  font-size: 0.8125rem;
  color: var(--text-3);
  border-top: 1px solid var(--border);
  padding-top: 1.5rem;
  margin-top: 2rem;
  line-height: 1.6;
}

/* ── Blog index listing ── */
.blog-index-hero {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 3rem 0 2.5rem;
}

.blog-index-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  margin-bottom: 0.75rem;
}

.blog-index-lead {
  font-size: 1.05rem;
  color: var(--text-2);
}

.blog-search-wrap {
  position: relative;
  display: flex;
  align-items: center;
  max-width: 720px;
  margin-top: 1.5rem;
}

.blog-search-icon {
  position: absolute;
  left: 0.875rem;
  color: var(--text-3);
  pointer-events: none;
}

.blog-search-input {
  width: 100%;
  padding: 0.6rem 0.875rem 0.6rem 2.5rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.875rem;
  color: var(--text);
  background: var(--bg);
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.blog-search-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(99,102,241,0.1);
}

.blog-search-count {
  position: absolute;
  right: 0.875rem;
  font-size: 0.75rem;
  color: var(--text-3);
  white-space: nowrap;
}

.blog-no-results {
  padding: 2rem 0;
  color: var(--text-3);
  text-align: center;
  font-size: 0.9rem;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.5rem;
  padding: 3rem 0;
}

.blog-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  transition: border-color 0.15s, box-shadow 0.15s;
  text-decoration: none;
  color: inherit;
}

.blog-card:hover {
  border-color: var(--accent-border);
  box-shadow: var(--shadow);
  text-decoration: none;
}

.blog-card-category {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}

.blog-card-title {
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.35;
  color: var(--text);
  letter-spacing: -0.015em;
}

.blog-card-desc {
  font-size: 0.875rem;
  color: var(--text-2);
  line-height: 1.55;
}

.blog-card-meta {
  font-size: 0.78rem;
  color: var(--text-3);
  margin-top: auto;
  padding-top: 0.5rem;
  border-top: 1px solid var(--border);
}

.blog-empty {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--text-2);
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .blog-hero { padding: 2.25rem 0 1.75rem; }
  .blog-layout { padding: 2rem 0; }
  .blog-author-card { flex-direction: column; }
  .blog-content h2 { font-size: 1.25rem; }
  .blog-hero-title { font-size: clamp(1.65rem, 6vw, 2rem); }
}