.article-main {
  padding-top: var(--nav-h);
  min-height: 100vh;
}
.breadcrumb-wrap {
  padding: 1rem 0;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
}
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-3);
}
.breadcrumb a { color: var(--text-3); transition: color var(--transition); }
.breadcrumb a:hover { color: var(--accent); }
.article-layout {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 4rem;
  padding: 3rem 0 6rem;
  align-items: start;
}
.article-header {
  margin-bottom: 2.5rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border);
}
.article-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 1.25rem;
}
.article-header h1 {
  font-family: var(--font-sans);
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 700;
  line-height: 1.15;
  color: var(--text);
  margin-bottom: 1.25rem;
}
.article-lead {
  font-size: 18px;
  color: var(--text-2);
  line-height: 1.7;
  margin-bottom: 1.5rem;
  max-width: 640px;
}
.article-author {
  display: flex;
  align-items: center;
  gap: 12px;
}
.author-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--green-2);
  color: var(--green);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 500;
  flex-shrink: 0;
}
.author-name { font-size: 14px; font-weight: 500; color: var(--text); }
.author-title { font-size: 12px; color: var(--text-3); }
.article-content h2 {
  font-family: var(--font-sans);
  font-size: clamp(20px, 2.5vw, 26px);
  font-weight: 600;
  color: var(--text);
  margin: 2.5rem 0 1rem;
  line-height: 1.25;
}
.article-content h3 {
  font-size: 17px;
  font-weight: 500;
  color: var(--text);
  margin: 1.75rem 0 0.75rem;
}
.article-content p {
  font-size: 16px;
  color: var(--text-2);
  line-height: 1.8;
  margin-bottom: 1.25rem;
}
.article-content ul,
.article-content ol {
  margin: 0 0 1.25rem 1.5rem;
  color: var(--text-2);
  font-size: 16px;
  line-height: 1.75;
}
.article-content li { margin-bottom: 0.5rem; }
.article-content strong { color: var(--text); font-weight: 500; }
.article-content em { font-style: italic; }
.article-content a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
.article-content a:hover { opacity: 0.75; }
.article-content blockquote {
  margin: 1.75rem 0;
  padding: 1.25rem 1.5rem;
  background: var(--green-2);
  border-left: 3px solid var(--green);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}
.article-content blockquote p {
  font-size: 15px;
  color: var(--text);
  font-style: italic;
  margin-bottom: 0.5rem;
  line-height: 1.65;
}
.article-content blockquote cite {
  font-size: 12px;
  color: var(--text-3);
  font-style: normal;
}
.article-cta-inline {
  margin: 2rem 0;
  padding: 1.25rem 1.5rem;
  background: var(--green-2);
  border-radius: var(--radius);
  border: 1px solid rgba(74,124,89,0.2);
}
.article-cta-inline p { font-size: 15px; color: var(--text); margin: 0; }
.article-cta-inline a { color: var(--accent); font-weight: 500; text-decoration: underline; text-underline-offset: 2px; }
.faq-list { margin-top: 1rem; }
.faq-item {
  border-top: 1px solid var(--border);
  padding: 1.25rem 0;
}
.faq-item:last-child { border-bottom: 1px solid var(--border); }
.faq-item h3 {
  font-size: 16px;
  font-weight: 500;
  color: var(--text);
  margin: 0 0 0.75rem;
  line-height: 1.4;
}
.faq-item p {
  font-size: 15px;
  color: var(--text-2);
  margin: 0;
  line-height: 1.7;
}
.article-cta-final {
  margin-top: 3rem;
  padding: 2.5rem;
  background: var(--text);
  border-radius: var(--radius-lg);
  text-align: center;
}
.article-cta-final h3 {
  font-family: var(--font-sans);
  font-size: 24px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 0.75rem;
}
.article-cta-final p {
  font-size: 15px;
  color: rgba(255,255,255,0.6);
  margin-bottom: 1.5rem;
}
.article-sidebar {
  position: sticky;
  top: calc(var(--nav-h) + 2rem);
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.sidebar-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
}
.sidebar-author-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--green-2);
  color: var(--green);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 0.75rem;
}
.sidebar-author-name { font-size: 15px; font-weight: 500; color: var(--text); margin-bottom: 4px; }
.sidebar-author-bio { font-size: 13px; color: var(--text-2); line-height: 1.5; }
.sidebar-toc-title {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 1rem;
}
.sidebar-toc nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.sidebar-toc a {
  font-size: 13px;
  color: var(--text-2);
  padding: 5px 8px;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  line-height: 1.4;
}
.sidebar-toc a:hover { color: var(--accent); background: var(--accent-2); }
@media (max-width: 900px) {
  .article-layout { grid-template-columns: 1fr; gap: 2rem; }
  .article-sidebar { position: static; }
  .sidebar-toc { display: none; }
}
@media (max-width: 560px) {
  .article-layout { padding: 2rem 0 4rem; }
  .article-cta-final { padding: 1.75rem; }
}