/* =========================
   BLOG PAGE EXTENSIONS
   Matches Tecton Ai landing page
========================= */

:root {
  --brand: #6366f1;
  --brand-dark: #504dfe;
  --purple: #a855f7;
  --dark: #040415;
  --white: #f8f9fb;
  --muted: #9ca3af;
  --glass: rgba(17, 24, 39, 0.3);
  --glass-border: rgba(255,255,255,0.1);
}

/* Reading progress */
.blog-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 3px;
  z-index: 9999;
  background: linear-gradient(90deg, #504dfe, #a855f7, #efeef6);
}

/* Blog hero layout */
.blog-hero {
  position: relative;
  isolation: isolate;
}

.blog-meta-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  border-radius: 999px;
  padding: 0.35rem 0.85rem;
  font-size: 0.75rem;
  line-height: 1.4;
  color: #d1d5db;
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(255,255,255,0.04);
}

.blog-meta-pill i {
  color: #818cf8;
}

/* Article shell */
.blog-shell {
  background: rgba(17, 24, 39, 0.3);
  border: 1px solid rgba(255,255,255,0.1);
  backdrop-filter: blur(12px);
  border-radius: 1.5rem;
  box-shadow: 0 0 40px rgba(80,77,254,0.08);
}

/* Blog prose */
.blog-prose {
  color: #d1d5db;
}

.blog-prose h2 {
  color: var(--white);
  font-size: clamp(2rem, 4vw, 2.5rem);
  line-height: 1.2;
  font-weight: 650;
  letter-spacing: 0.00em;
  margin-top: 4rem;
  margin-bottom: 1rem;
}

.blog-prose h3 {
  color: var(--white);
  font-size: clamp(1.3rem, 2vw, 1.65rem);
  line-height: 1.25;
  font-weight: 600;
  letter-spacing: 0.00em;
  margin-top: 2.35rem;
  margin-bottom: 0.75rem;
}

.blog-prose p {
  color: var(--muted);
  font-size: 1.03rem;
  line-height: 1.85;
  margin-bottom: 1.25rem;
}

.blog-prose strong {
  color: #ffffff;
  font-weight: 750;
}

.blog-prose a {
  color: #a5b4fc;
  text-decoration: none;
  border-bottom: 1px solid rgba(165,180,252,0.45);
}

.blog-prose a:hover {
  color: #ffffff;
  border-bottom-color: #ffffff;
}

.blog-prose ul,
.blog-prose ol {
  margin: 1.25rem 0 1.75rem 1.25rem;
  color: #9ca3af;
}

.blog-prose li {
  margin-bottom: 0.75rem;
  line-height: 1.75;
}

.blog-prose blockquote {
  margin: 2rem 0;
  padding: 1.5rem;
  border-radius: 1.25rem;
  color: #efeef6;
  background: linear-gradient(135deg, rgba(80,77,254,0.15), rgba(76,29,149,0.15));
  border: 1px solid rgba(80,77,254,0.3);
  box-shadow: 0 0 35px rgba(80,77,254,0.08);
}

/* AI SEO quick answer */
.ai-answer-card {
  background:
    linear-gradient(135deg, rgba(80,77,254,0.16), rgba(76,29,149,0.16)),
    rgba(17,24,39,0.35);
  border: 1px solid rgba(80,77,254,0.3);
  box-shadow: 0 0 50px rgba(80,77,254,0.12);
}

/* Blog bento cards */
.blog-bento-card {
  background: rgba(17, 24, 39, 0.3);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 1rem;
  backdrop-filter: blur(12px);
  transition: transform 0.25s ease, border-color 0.25s ease, background 0.25s ease;
}

.blog-bento-card:hover {
  transform: translateY(-4px);
  background: #6365f10f;
  border-color: rgba(255,255,255,0.2);
}

/* Sticky blog sidebar */
.blog-sidebar {
  position: sticky;
  top: 7rem;
}

.blog-toc-link {
  display: block;
  padding: 0.65rem 0.8rem;
  border-radius: 0.75rem;
  color: #9ca3af;
  font-size: 0.875rem;
  line-height: 1.35;
  transition: all 0.2s ease;
}

.blog-toc-link:hover {
  color: #ffffff;
  background: rgba(99,102,241,0.12);
}

/* Blog CTA */
.blog-cta-box {
  background: linear-gradient(135deg, rgba(80,77,254,0.15) 0%, rgba(76,29,149,0.15) 100%);
  border: 1px solid rgba(80,77,254,0.3);
  box-shadow: 0 0 60px rgba(80,77,254,0.1);
}

/* FAQ for blog page */
.blog-faq {
  background: rgba(17, 24, 39, 0.3);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 1rem;
  overflow: hidden;
  backdrop-filter: blur(12px);
}

.blog-faq summary {
  cursor: pointer;
  list-style: none;
}

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

.blog-faq[open] {
  border-color: rgba(99,102,241,0.35);
  background: rgba(99,101,241,0.08);
}

/* Blog author card */
.blog-author-avatar {
  background: linear-gradient(135deg, #504dfe, #d8b4fe);
}

/* Mobile */
@media (max-width: 1024px) {
  .blog-sidebar {
    position: static;
  }

  .blog-prose h2 {
    margin-top: 3rem;
  }
}