/* =============================================
   BLOG — hub (/blog/) and post pages (/blog/<slug>/)
   Loaded after styles.css; reuses its tokens.
   ============================================= */

.blog-hero {
  padding: 46px 0 30px;
  border-bottom: 1px solid var(--line);
  background: #fffefa;
}

.blog-hero h1 {
  margin: 12px 0 0;
  max-width: 760px;
  font-size: clamp(32px, 4.6vw, 48px);
  line-height: 1.12;
}

.blog-hero p {
  max-width: 680px;
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.6;
}

.blog-list {
  padding: 40px 0 70px;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 22px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.blog-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 26px 26px 24px;
  border: 1.5px solid var(--line);
  border-radius: 14px;
  background: var(--panel);
  box-shadow: 0 8px 28px rgba(31, 46, 39, 0.06);
  transition: border-color 0.15s, transform 0.15s;
}

.blog-card:hover {
  border-color: rgba(47, 107, 79, 0.45);
  transform: translateY(-2px);
}

.blog-card-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}

.blog-card-meta time,
.blog-card-meta span { white-space: nowrap; }

.blog-card-tag {
  padding: 3px 9px;
  border-radius: 999px;
  color: var(--sage);
  background: var(--sage-soft);
}

.blog-card h2 {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 23px;
  line-height: 1.25;
}

.blog-card h2 a {
  color: var(--ink);
  text-decoration: none;
}

.blog-card h2 a:hover {
  color: var(--sage);
}

.blog-card p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.6;
  flex: 1;
}

.blog-card-more {
  font-size: 14px;
  font-weight: 800;
  color: var(--sage);
  text-decoration: none;
}

.blog-card-more:hover {
  text-decoration: underline;
}

/* ---------- Post page ---------- */

.post-section {
  padding: 44px 0 72px;
}

.post-layout {
  display: grid;
  grid-template-columns: minmax(0, 760px) 300px;
  gap: 48px;
  align-items: start;
}

.post-article {
  min-width: 0;
}

.post-header {
  padding-bottom: 26px;
  margin-bottom: 30px;
  border-bottom: 1px solid var(--line);
}

.post-header h1 {
  margin: 12px 0 14px;
  font-size: clamp(30px, 4.2vw, 44px);
  line-height: 1.14;
}

.post-lede {
  margin: 0;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.6;
}

.post-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  margin-top: 18px;
  font-size: 13px;
  color: var(--muted);
}

.post-meta b {
  color: var(--ink);
  font-weight: 700;
}

.post-body {
  font-size: 17px;
  line-height: 1.72;
  color: var(--ink);
}

.post-body h2 {
  margin: 42px 0 12px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 27px;
  line-height: 1.22;
}

.post-body h3 {
  margin: 28px 0 8px;
  font-size: 19px;
}

.post-body p {
  margin: 0 0 18px;
}

.post-body ul,
.post-body ol {
  margin: 0 0 20px;
  padding-left: 24px;
}

.post-body li {
  margin-bottom: 8px;
}

.post-body li::marker {
  color: var(--sage);
  font-weight: 700;
}

.post-body a {
  color: var(--sage);
  text-decoration: underline;
  text-underline-offset: 2px;
}

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

.post-body strong {
  font-weight: 750;
}

.post-body code {
  padding: 1px 6px;
  border-radius: 5px;
  background: var(--soft);
  font-size: 0.92em;
}

.post-sample {
  margin: 8px 0 22px;
  padding: 18px 22px;
  border: 1.5px solid var(--line);
  border-left: 4px solid var(--sage);
  border-radius: 10px;
  background: var(--panel);
  font-size: clamp(1.3rem, 3vw, 1.8rem);
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.post-sample small {
  display: block;
  margin-top: 6px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}

.post-note {
  margin: 8px 0 24px;
  padding: 16px 20px;
  border-radius: 10px;
  background: var(--sage-soft);
  color: var(--ink);
  font-size: 15.5px;
  line-height: 1.6;
}

.post-note p:last-child {
  margin-bottom: 0;
}

.post-table-wrap {
  margin: 8px 0 24px;
  overflow-x: auto;
}

.post-table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  font-size: 15px;
  line-height: 1.5;
}

.post-table th,
.post-table td {
  padding: 11px 14px;
  border: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.post-table th {
  background: var(--soft);
  font-weight: 800;
}

.post-faq {
  margin-top: 36px;
}

.post-faq details {
  padding: 12px 0;
  border-top: 1px solid var(--line);
}

.post-faq details:last-of-type {
  border-bottom: 1px solid var(--line);
}

.post-faq summary {
  cursor: pointer;
  font-weight: 800;
  font-size: 16.5px;
  color: var(--ink);
  list-style: none;
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.post-faq summary::-webkit-details-marker {
  display: none;
}

.post-faq summary::after {
  content: "+";
  color: var(--sage);
  font-size: 20px;
  line-height: 1;
}

.post-faq details[open] summary::after {
  content: "–";
}

.post-faq details p {
  margin: 10px 0 4px;
  color: var(--muted);
  font-size: 15.5px;
}

.post-cta {
  margin: 36px 0 0;
  padding: 24px 26px;
  border: 1.5px solid var(--line);
  border-radius: 14px;
  background: #fffefa;
}

.post-cta h2 {
  margin: 0 0 8px;
  font-size: 22px;
}

.post-cta p {
  margin: 0 0 14px;
  color: var(--muted);
}

.post-cta .btn {
  display: inline-block;
  padding: 11px 20px;
  border-radius: 8px;
  background: var(--sage);
  color: #fff;
  font-weight: 800;
  font-size: 14px;
  text-decoration: none;
}

.post-cta .btn:hover {
  background: #255840;
}

/* Sidebar */

.post-aside {
  position: sticky;
  top: 126px; /* sticky header (~106px) + breathing room */
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.aside-card {
  padding: 20px 22px;
  border: 1.5px solid var(--line);
  border-radius: 12px;
  background: var(--panel);
}

.aside-card h2 {
  margin: 0 0 12px;
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--sage);
}

.aside-card a {
  display: block;
  padding: 7px 0;
  border-top: 1px solid var(--line);
  color: var(--ink);
  font-size: 14.5px;
  text-decoration: none;
}

.aside-card a:first-of-type {
  border-top: 0;
}

.aside-card a:hover {
  color: var(--sage);
}

.aside-card a[aria-current="page"] {
  color: var(--sage);
  font-weight: 800;
}

.post-nav {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-top: 40px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  font-size: 14.5px;
}

.post-nav a {
  color: var(--sage);
  font-weight: 700;
  text-decoration: none;
}

.post-nav a:hover {
  text-decoration: underline;
}

@media (max-width: 960px) {
  .post-layout {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .post-aside {
    position: static;
  }
}

@media (max-width: 640px) {
  .blog-hero {
    padding: 32px 0 24px;
  }

  .post-section {
    padding: 28px 0 56px;
  }

  .blog-card {
    padding: 22px 20px;
  }
}