/* BLOG — v3 Stripe DNA */

.blog-hero {
  position: relative;
  padding: 4.5rem 0 3rem;
  overflow: hidden;
}
.blog-hero-inner {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.75rem;
  max-width: var(--container-wide);
  margin: 0 auto;
  padding: 0 1.5rem 4rem;
}

.blog-card {
  background: white;
  border: 1px solid var(--border);
  border-radius: var(--r-5);
  overflow: hidden;
  text-decoration: none;
  transition: all 0.25s ease;
  box-shadow: var(--shadow-xs);
  display: flex;
  flex-direction: column;
}
.blog-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: var(--border-strong);
  color: inherit;
}

.blog-card-cover {
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, var(--purple) 0%, var(--blue) 50%, var(--green) 100%);
  position: relative;
  overflow: hidden;
}
.blog-card-cover::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(135deg, transparent 0, transparent 30px, rgba(255,255,255,0.06) 30px, rgba(255,255,255,0.06) 31px);
}
.blog-card-cover-1 { background: linear-gradient(135deg, #635bff 0%, #8b5cf6 100%); }
.blog-card-cover-2 { background: linear-gradient(135deg, #0570de 0%, #06b6d4 100%); }
.blog-card-cover-3 { background: linear-gradient(135deg, #009f6b 0%, #34d399 100%); }

.blog-card-body {
  padding: 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.blog-card-tag {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--purple);
  margin-bottom: 0.625rem;
  text-transform: uppercase;
  font-weight: 600;
}
.blog-card-title {
  font-size: 1.25rem;
  font-weight: 500;
  letter-spacing: -0.018em;
  line-height: 1.25;
  color: var(--ink);
  margin: 0 0 0.625rem;
}
.blog-card-excerpt {
  font-size: 14.5px;
  line-height: 1.55;
  color: var(--ink-soft);
  margin: 0 0 1.25rem;
  flex: 1;
}
.blog-card-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 13px;
  color: var(--ink-muted);
}

/* Article page */
.article {
  max-width: 720px;
  margin: 0 auto;
  padding: 4rem 1.5rem 5rem;
}
.article-eyebrow {
  display: flex;
  justify-content: center;
  margin-bottom: 1.5rem;
}
.article-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 300;
  letter-spacing: -0.03em;
  line-height: 1.1;
  color: var(--ink);
  margin: 0 0 1.5rem;
  text-align: center;
}
.article-meta {
  display: flex;
  justify-content: center;
  gap: 1rem;
  font-size: 14px;
  color: var(--ink-muted);
  margin-bottom: 3rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border-soft);
}
.article-author {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}
.article-author-avt {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--purple), var(--blue));
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
}
.article-content {
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--ink-soft);
}
.article-content h2 {
  font-size: 1.625rem;
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin: 2.5rem 0 1rem;
}
.article-content h3 {
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--ink);
  margin: 2rem 0 0.75rem;
}
.article-content p { margin: 0 0 1.25rem; color: var(--ink-soft); }
.article-content strong { color: var(--ink); }
.article-content ul, .article-content ol { padding-left: 1.5rem; margin: 0 0 1.25rem; }
.article-content li { margin-bottom: 0.5rem; }
.article-content blockquote {
  border-left: 3px solid var(--purple);
  padding: 0.5rem 1.25rem;
  margin: 1.5rem 0;
  background: var(--purple-soft);
  border-radius: 0 var(--r-3) var(--r-3) 0;
  color: var(--ink);
  font-style: italic;
}
.article-content a { color: var(--purple); }
.article-content a:hover { color: var(--purple-hover); }

.article-cta {
  margin-top: 3rem;
  padding: 2rem;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: var(--r-5);
  text-align: center;
}
.article-cta h3 {
  font-size: 1.375rem;
  font-weight: 500;
  letter-spacing: -0.018em;
  color: var(--ink);
  margin: 0 0 0.75rem;
}
.article-cta p { color: var(--ink-soft); margin: 0 0 1.25rem; }

@media (max-width: 700px) {
  .article { padding: 2.5rem 1.5rem 3rem; }
  .article-content { font-size: 1rem; }
  .article-content h2 { font-size: 1.375rem; }
}

/* ============================================================
   BLOG — MOBILE OPTIMIZATION (v7.2)
   ============================================================ */
@media (max-width: 900px) {
  .blog-grid { grid-template-columns: 1fr; gap: 1.5rem; }
  .blog-post-content { padding: 1.5rem 1rem; font-size: 1rem; }
  .blog-post h1 { font-size: clamp(1.75rem, 6vw, 2.5rem); }
}
@media (max-width: 640px) {
  .blog-card { padding: 1.25rem; }
  .blog-post-content { padding: 1.25rem 0.75rem; }
  .blog-post-content h2 { font-size: 1.3rem; }
  .blog-post-content h3 { font-size: 1.1rem; }
}