/* ========================================
   Blog Styles — blog.css
   Extends the Sypht design system for blog pages.
   ======================================== */

/* ── Listing Page ───────────────────────── */

.blog-listing {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.blog-listing-header {
  padding-top: 120px;
  padding-bottom: 48px;
  text-align: center;
}

.blog-listing-header h1 {
  font-size: 36px;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 12px;
}

.blog-listing-header p {
  font-size: 17px;
  color: var(--color-text-secondary);
  max-width: 480px;
  margin: 0 auto;
}

.blog-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  padding-bottom: 80px;
  max-width: 680px;
  margin: 0 auto;
}

.blog-card {
  display: block;
  padding: 28px;
  background: var(--color-surface-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  text-decoration: none;
  color: var(--color-text);
  transition: border-color 0.2s;
}

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

.blog-card h2 {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
  line-height: 1.3;
}

.blog-card p {
  font-size: 15px;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: 12px;
}

.blog-card-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  font-size: 13px;
}

.blog-read-more {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-accent);
}

.blog-empty {
  text-align: center;
  color: var(--color-text-tertiary);
  padding: 40px 0;
  font-size: 15px;
}

/* ── Post Page ──────────────────────────── */

.blog-post {
  max-width: 680px;
  margin: 0 auto;
  padding: 0 24px;
}

.blog-post-header {
  padding-top: 120px;
  padding-bottom: 40px;
}

.blog-post-header h1 {
  font-size: 36px;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
}

.blog-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  font-size: 13px;
  color: var(--color-text-tertiary);
}

.blog-category {
  display: inline-block;
  background: var(--color-accent-bg);
  color: var(--color-accent);
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.blog-reading-time {
  color: var(--color-text-tertiary);
}

/* ── Post Body ──────────────────────────── */

.blog-post-body {
  padding-bottom: 48px;
}

.blog-post-body p {
  font-size: 16px;
  line-height: 1.8;
  color: var(--color-text-secondary);
  margin-bottom: 20px;
}

.blog-post-body h2 {
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-top: 40px;
  margin-bottom: 16px;
  color: var(--color-text);
}

.blog-post-body h3 {
  font-size: 19px;
  font-weight: 700;
  margin-top: 32px;
  margin-bottom: 12px;
  color: var(--color-text);
}

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

.blog-post-body a:hover {
  opacity: 0.8;
}

.blog-post-body blockquote {
  border-left: 3px solid var(--color-accent);
  padding: 4px 0 4px 20px;
  margin: 24px 0;
}

.blog-post-body blockquote p {
  font-style: italic;
  color: var(--color-text-secondary);
}

.blog-post-body strong {
  color: var(--color-text);
  font-weight: 600;
}

.blog-post-body figure {
  margin: 32px 0;
}

.blog-post-body figure img {
  width: 100%;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}

.blog-post-body figure figcaption {
  font-size: 13px;
  color: var(--color-text-tertiary);
  text-align: center;
  margin-top: 8px;
}

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

.blog-post-body li {
  font-size: 16px;
  line-height: 1.8;
  color: var(--color-text-secondary);
  margin-bottom: 8px;
}

/* ── Blog CTA ───────────────────────────── */

.blog-cta {
  text-align: center;
  padding: 48px 32px;
  background: var(--color-accent-bg);
  border: 1px solid var(--color-accent-border);
  border-radius: var(--radius-lg);
  margin-bottom: 80px;
}

.blog-cta h2 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 12px;
}

.blog-cta p {
  font-size: 15px;
  color: var(--color-text-secondary);
  max-width: 400px;
  margin: 0 auto 24px;
  line-height: 1.6;
}

/* ── Responsive ─────────────────────────── */

@media (max-width: 640px) {
  .blog-listing-header {
    padding-top: 96px;
  }

  .blog-listing-header h1 {
    font-size: 28px;
  }

  .blog-post-header {
    padding-top: 96px;
  }

  .blog-post-header h1 {
    font-size: 28px;
  }

  .blog-post-body h2 {
    font-size: 20px;
  }

  .blog-cta {
    padding: 32px 20px;
  }
}