/* ============================================
   Blog — 2M Marketing
   Extends style.css
   ============================================ */

/* ── Blog listing page ─────────────────────── */
.blog-hero {
  padding: clamp(64px, 9vw, 120px) 0 clamp(40px, 5vw, 64px);
  border-bottom: 1px solid var(--ink);
}
.blog-hero-label {
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-muted);
  font-family: var(--sans);
  margin-bottom: 20px;
}
.blog-hero-title {
  font-family: var(--serif);
  font-size: clamp(40px, 6vw, 72px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  font-weight: 400;
  max-width: 680px;
}
.blog-hero-title em { font-style: italic; }

.blog-grid {
  padding: clamp(48px, 7vw, 96px) 0;
}
.blog-posts {
  display: grid;
  gap: 0;
}
.blog-post-card {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: start;
  gap: 32px;
  padding: 32px 0;
  border-bottom: 1px solid var(--rule);
  text-decoration: none;
  color: var(--ink);
  transition: background 0.15s;
}
.blog-post-card:first-child { border-top: 1px solid var(--rule); }
.blog-post-card:hover .post-card-title { color: var(--accent); }

.post-card-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}
.post-card-tag {
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-muted);
  font-family: var(--sans);
}
.post-card-sep { color: var(--rule); }
.post-card-date {
  font-size: 11px;
  color: var(--ink-faint);
  font-family: var(--sans);
}
.post-card-title {
  font-family: var(--serif);
  font-size: clamp(22px, 2.5vw, 30px);
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: -0.015em;
  margin-bottom: 10px;
  transition: color 0.15s;
}
.post-card-title em { font-style: italic; }
.post-card-desc {
  font-size: 15px;
  color: var(--ink-muted);
  line-height: 1.6;
  max-width: 620px;
}
.post-card-arrow {
  font-size: 20px;
  color: var(--ink-faint);
  margin-top: 4px;
  flex-shrink: 0;
  transition: color 0.15s, transform 0.15s;
}
.blog-post-card:hover .post-card-arrow {
  color: var(--accent);
  transform: translateX(4px);
}

/* ── Article page ──────────────────────────── */
.article-header {
  padding: clamp(64px, 9vw, 120px) 0 clamp(40px, 5vw, 64px);
  border-bottom: 1px solid var(--ink);
  max-width: 760px;
}
.article-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
}
.article-tag {
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-muted);
  font-family: var(--sans);
}
.article-date {
  font-size: 11px;
  color: var(--ink-faint);
  font-family: var(--sans);
}
.article-title {
  font-family: var(--serif);
  font-size: clamp(36px, 5.5vw, 64px);
  font-weight: 400;
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}
.article-title em { font-style: italic; }
.article-lead {
  font-size: clamp(17px, 1.8vw, 20px);
  color: var(--ink-soft);
  line-height: 1.55;
  max-width: 620px;
}

.article-body {
  padding: clamp(48px, 7vw, 96px) 0;
}
.article-content {
  max-width: 720px;
}
.article-content h2 {
  font-family: var(--serif);
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.015em;
  margin: 56px 0 20px;
  padding-top: 56px;
  border-top: 1px solid var(--rule);
}
.article-content h2 em { font-style: italic; }
.article-content h3 {
  font-family: var(--sans);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 32px 0 12px;
  color: var(--ink);
}
.article-content p {
  font-size: 17px;
  line-height: 1.75;
  color: var(--ink-soft);
  margin-bottom: 20px;
}
.article-content p strong {
  color: var(--ink);
  font-weight: 600;
}
.article-content ul,
.article-content ol {
  margin: 16px 0 24px 0;
  padding-left: 0;
  list-style: none;
}
.article-content ul li,
.article-content ol li {
  font-size: 17px;
  line-height: 1.7;
  color: var(--ink-soft);
  padding: 8px 0 8px 24px;
  border-bottom: 1px solid var(--rule-soft);
  position: relative;
}
.article-content ul li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--ink-faint);
  font-size: 14px;
}
.article-content ol {
  counter-reset: item;
}
.article-content ol li {
  counter-increment: item;
}
.article-content ol li::before {
  content: counter(item, decimal-leading-zero);
  position: absolute;
  left: 0;
  color: var(--ink-faint);
  font-size: 11px;
  font-family: var(--mono);
  top: 10px;
}
.article-content blockquote {
  margin: 40px 0;
  padding: 28px 32px;
  background: var(--paper-warm);
  border-left: 3px solid var(--accent);
}
.article-content blockquote p {
  font-family: var(--serif);
  font-size: 20px;
  font-style: italic;
  color: var(--ink);
  line-height: 1.55;
  margin-bottom: 0;
}
.article-content .highlight-box {
  margin: 40px 0;
  padding: 28px 32px;
  border: 1px solid var(--ink);
  background: var(--paper-glow);
}
.article-content .highlight-box p {
  font-size: 15px;
  margin-bottom: 8px;
}
.article-content .highlight-box p:last-child { margin-bottom: 0; }
.article-content .highlight-box strong {
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  display: block;
  margin-bottom: 12px;
  color: var(--ink);
}

/* CTA at end of article */
.article-cta {
  margin-top: 72px;
  padding: 48px;
  background: var(--ink);
  color: var(--paper);
}
.article-cta-label {
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 16px;
}
.article-cta h3 {
  font-family: var(--serif);
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 400;
  line-height: 1.2;
  color: var(--paper-glow);
  margin-bottom: 16px;
}
.article-cta h3 em { font-style: italic; }
.article-cta p {
  font-size: 15px;
  color: var(--ink-faint);
  line-height: 1.6;
  margin-bottom: 28px;
  max-width: 480px;
}
.article-cta .btn-primary {
  background: var(--paper);
  color: var(--ink);
}
.article-cta .btn-primary:hover {
  background: var(--paper-warm);
}

/* Back nav */
.article-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--ink-muted);
  text-decoration: none;
  margin-bottom: 40px;
  font-family: var(--sans);
  transition: color 0.15s;
}
.article-back:hover { color: var(--ink); }

/* Author strip */
.article-author {
  margin-top: 64px;
  padding-top: 32px;
  border-top: 1px solid var(--rule);
  display: flex;
  align-items: flex-start;
  gap: 20px;
}
.author-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}
.author-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 4px;
}
.author-bio {
  font-size: 13px;
  color: var(--ink-muted);
  line-height: 1.5;
}

@media (max-width: 640px) {
  .blog-post-card {
    grid-template-columns: 1fr;
  }
  .post-card-arrow { display: none; }
  .article-cta { padding: 32px 24px; }
}