/* Blog styles — layered on /css/style.css, reusing its design tokens.
   Dark mode follows the site convention: [data-theme="dark"] on the root. */

/* ── Footer bits that live in each page's inline <style> rather than
      style.css. Redeclared here so blog pages match the rest of the site. ── */
.footer-inner { display: flex; flex-direction: column; gap: 28px; }
.footer-disclaimer {
  font-size: 0.8rem;
  line-height: 1.6;
  color: var(--text-3);
  max-width: 70ch;
  margin: 0 0 10px;
}

/* ── Layout ── */
.container-narrow { max-width: 760px; }

.blog-hero {
  padding: 72px 0 44px;
  background: linear-gradient(180deg, var(--blue-light) 0%, var(--bg) 100%);
  border-bottom: 1px solid var(--border);
}
.blog-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 4.4vw, 2.9rem);
  line-height: 1.15;
  color: var(--navy);
  margin: 14px 0 12px;
  letter-spacing: -0.02em;
}
.blog-hero-sub {
  font-size: 1.08rem;
  line-height: 1.65;
  color: var(--text-2);
  max-width: 62ch;
  margin: 0;
}

/* ── Breadcrumb ── */
.breadcrumb { font-size: 0.86rem; color: var(--text-3); }
.breadcrumb a { color: var(--text-2); text-decoration: none; }
.breadcrumb a:hover { color: var(--blue); text-decoration: underline; }
.breadcrumb span { margin: 0 3px; }

/* ── Index grid ── */
.post-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 22px;
}
.post-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}
.post-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
  border-color: var(--border-dark);
}
.post-card-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--text-3);
}
.post-cat {
  color: var(--blue);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: 0.74rem;
}
.post-dot { color: var(--border-dark); }
.post-card-title { font-size: 1.16rem; line-height: 1.35; margin: 0; }
.post-card-title a { color: var(--navy); text-decoration: none; }
.post-card-title a:hover { color: var(--blue); }
.post-card-desc {
  font-size: 0.93rem;
  line-height: 1.6;
  color: var(--text-2);
  margin: 0;
  flex: 1;
}
.post-card-foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.82rem;
  color: var(--text-3);
  border-top: 1px solid var(--border);
  padding-top: 12px;
  margin-top: 4px;
}
.post-card-link { color: var(--blue); text-decoration: none; font-weight: 600; }
.post-card-link:hover { text-decoration: underline; }

/* ── Post ── */
.post { padding: 44px 0 72px; }
.post-header { margin: 18px 0 32px; }
.post-header h1 {
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 3.8vw, 2.5rem);
  line-height: 1.2;
  color: var(--navy);
  margin: 12px 0 14px;
  letter-spacing: -0.02em;
}
.post-dates { font-size: 0.85rem; color: var(--text-3); margin: 0; }

.post-body { font-size: 1.02rem; line-height: 1.75; color: var(--text); }
.post-lead {
  font-size: 1.12rem;
  line-height: 1.68;
  color: var(--text-2);
  border-left: 3px solid var(--blue);
  padding-left: 18px;
  margin: 0 0 30px;
}
.post-body h2 {
  font-family: var(--font-display);
  font-size: 1.42rem;
  line-height: 1.3;
  color: var(--navy);
  margin: 40px 0 14px;
  letter-spacing: -0.01em;
  scroll-margin-top: 90px;
}
.post-body h3 {
  font-size: 1.11rem;
  color: var(--navy);
  margin: 28px 0 10px;
  scroll-margin-top: 90px;
}
.post-body p { margin: 0 0 16px; }
.post-body ul, .post-body ol { margin: 0 0 18px; padding-left: 22px; }
.post-body li { margin-bottom: 9px; }
.post-body a { color: var(--blue); text-decoration: underline; text-underline-offset: 2px; }
.post-body a:hover { color: var(--blue-dark); }
.post-body strong { color: var(--navy); font-weight: 650; }
.post-body code {
  font-family: var(--mono);
  font-size: 0.88em;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1px 5px;
}
.post-body pre {
  background: var(--navy);
  color: #e2e8f0;
  border-radius: var(--radius);
  padding: 16px 18px;
  overflow-x: auto;          /* long commands scroll, page never does */
  margin: 0 0 20px;
  font-size: 0.88rem;
  line-height: 1.6;
}
.post-body pre code {
  background: none;
  border: none;
  padding: 0;
  color: inherit;
  font-size: inherit;
}

/* Wide tables scroll inside their own box rather than widening the page. */
.post-table {
  width: 100%;
  border-collapse: collapse;
  margin: 0 0 22px;
  font-size: 0.93rem;
  display: block;
  overflow-x: auto;
  white-space: nowrap;
}
.post-table th, .post-table td {
  border: 1px solid var(--border);
  padding: 9px 13px;
  text-align: left;
  vertical-align: top;
}
.post-table th {
  background: var(--bg-2);
  color: var(--navy);
  font-weight: 650;
}
@media (min-width: 720px) {
  .post-table { display: table; white-space: normal; }
}

/* ── FAQ ── */
.post-faq { margin: 48px 0 0; }
.post-faq h2 {
  font-family: var(--font-display);
  font-size: 1.42rem;
  color: var(--navy);
  margin: 0 0 18px;
}
.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-card);
  margin-bottom: 10px;
  overflow: hidden;
}
.faq-item summary {
  cursor: pointer;
  padding: 15px 18px;
  font-weight: 600;
  color: var(--navy);
  font-size: 0.97rem;
  list-style: none;
  position: relative;
  padding-right: 44px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.25rem;
  color: var(--blue);
  line-height: 1;
}
.faq-item[open] summary::after { content: "\2212"; }
.faq-item summary:hover { background: var(--bg-2); }
.faq-answer {
  padding: 0 18px 16px;
  color: var(--text-2);
  font-size: 0.95rem;
  line-height: 1.7;
}
.faq-answer p { margin: 0; }

/* ── Related + CTA ── */
.post-related { margin: 44px 0 0; }
.post-related h2 { font-size: 1.2rem; color: var(--navy); margin: 0 0 12px; }
.post-related ul { margin: 0; padding-left: 20px; }
.post-related li { margin-bottom: 8px; }
.post-related a { color: var(--blue); text-decoration: none; }
.post-related a:hover { text-decoration: underline; }

.post-cta, .blog-cta {
  margin-top: 48px;
  background: var(--blue-light);
  border: 1px solid var(--blue-mid);
  border-radius: var(--radius-lg);
  padding: 30px;
  text-align: center;
}
.post-cta h2, .blog-cta h2 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  color: var(--navy);
  margin: 0 0 10px;
}
.post-cta p, .blog-cta p {
  color: var(--text-2);
  margin: 0 0 18px;
  line-height: 1.65;
  max-width: 56ch;
  margin-left: auto;
  margin-right: auto;
}
.blog-cta { margin-top: 0; }

/* ── Dark mode ── */
[data-theme="dark"] .blog-hero {
  background: linear-gradient(180deg, rgba(37, 99, 235, 0.09) 0%, var(--bg) 100%);
}
[data-theme="dark"] .blog-hero h1,
[data-theme="dark"] .post-header h1,
[data-theme="dark"] .post-body h2,
[data-theme="dark"] .post-body h3,
[data-theme="dark"] .post-body strong,
[data-theme="dark"] .post-card-title a,
[data-theme="dark"] .post-related h2,
[data-theme="dark"] .post-faq h2,
[data-theme="dark"] .post-cta h2,
[data-theme="dark"] .blog-cta h2,
[data-theme="dark"] .faq-item summary,
[data-theme="dark"] .post-table th { color: #f1f5f9; }
[data-theme="dark"] .post-card-title a:hover { color: #60a5fa; }
[data-theme="dark"] .post-body pre { background: #020617; border: 1px solid var(--border); }
[data-theme="dark"] .post-cta,
[data-theme="dark"] .blog-cta {
  background: rgba(37, 99, 235, 0.1);
  border-color: rgba(37, 99, 235, 0.3);
}

@media (max-width: 640px) {
  .blog-hero { padding: 52px 0 34px; }
  .post { padding: 30px 0 52px; }
  .post-grid { grid-template-columns: 1fr; }
  .post-cta, .blog-cta { padding: 24px 20px; }
}