/* ══════════════════════════════════════════════════════
   Blog — Article typography, author card, related posts
   ══════════════════════════════════════════════════════ */

/* ── Article Header ── */
.article-header {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 8rem 2rem 4rem;
  max-width: 860px;
  margin: 0 auto;
}
.article-header .code-label { margin-bottom: 1.5rem }
.article-title {
  font-family: var(--display);
  font-size: clamp(2rem, 5.5vw, 3.8rem);
  color: var(--white);
  line-height: 1.1;
  letter-spacing: .06em;
  margin-bottom: 1.25rem;
  text-shadow: 0 0 40px rgba(0,212,255,.1);
}
.article-meta { font-family: var(--body); font-size: .82rem; color: var(--mid); margin-bottom: 1.75rem; letter-spacing: .02em }
.article-meta .author-name { color: var(--cyan); font-weight: 600 }
.article-meta .sep { margin: 0 .6rem; opacity: .4 }
.article-tags { display: flex; gap: 8px; justify-content: center; flex-wrap: wrap }
.article-divider { width: 60px; height: 1px; background: linear-gradient(90deg, transparent, var(--cyan), transparent); margin: 3rem auto 0; opacity: .4 }

/* ── Article Body ── */
.article-body {
  position: relative;
  z-index: 1;
  max-width: 720px;
  margin: 0 auto;
  padding: 3rem 2rem 4rem;
}
.article-body p { font-size: 1rem; color: var(--light); line-height: 1.85; margin-bottom: 1.75rem }
.article-body p strong { color: var(--white); font-weight: 600 }
.article-body h2 {
  font-family: var(--heading);
  font-size: clamp(.95rem, 2vw, 1.25rem);
  color: var(--white);
  letter-spacing: .03em;
  margin: 3rem 0 1.25rem;
  padding-bottom: .75rem;
  border-bottom: 1px solid rgba(0,212,255,.08);
  position: relative;
}
.article-body h2::before { content: ''; position: absolute; bottom: -1px; left: 0; width: 40px; height: 1px; background: var(--cyan) }
.article-body h3 {
  font-family: var(--heading);
  font-size: .82rem;
  color: var(--white);
  letter-spacing: .03em;
  margin: 2rem 0 .75rem;
}

/* ── Blockquote ── */
.article-body blockquote { border-left: 3px solid var(--cyan); margin: 2.5rem 0; padding: 1.5rem 2rem; background: rgba(0,212,255,.02) }
.article-body blockquote p { font-size: 1.2rem; font-style: italic; color: var(--white); line-height: 1.75; margin-bottom: 0 }
.article-body blockquote .quote-attr { font-family: var(--heading); font-size: .6rem; color: var(--mid); letter-spacing: .06em; margin-top: .75rem; font-style: normal }

/* ── Numbered List ── */
.article-body ol { list-style: none; counter-reset: tips; margin: 1.5rem 0 2rem; padding: 0 }
.article-body ol li {
  counter-increment: tips;
  position: relative;
  padding: 1rem 1rem 1rem 3.5rem;
  margin-bottom: .5rem;
  background: var(--surface);
  border: 1px solid rgba(0,212,255,.06);
  transition: all .25s;
}
.article-body ol li:hover { border-color: rgba(0,212,255,.18); box-shadow: inset 0 0 12px rgba(0,212,255,.03) }
.article-body ol li::before { content: counter(tips, decimal-leading-zero); position: absolute; left: 1rem; top: 1rem; font-family: var(--heading); font-size: .75rem; color: var(--cyan); letter-spacing: .04em }
.article-body ol li strong { color: var(--white); font-weight: 600; display: block; margin-bottom: .25rem; font-size: .92rem }
.article-body ol li span { font-size: .88rem; color: var(--mid); line-height: 1.7 }

/* ── CTA Banner ── */
.article-cta { margin: 2.5rem 0 3rem; padding: 2rem; text-align: center; border: 1px solid rgba(0,212,255,.12); background: rgba(0,212,255,.02) }
.article-cta p { font-size: .95rem; color: var(--light); margin-bottom: 1.25rem; line-height: 1.7 }

/* ── Author Card ── */
.author-card { position: relative; z-index: 1; max-width: 720px; margin: 0 auto; padding: 0 2rem }
.author-card-inner { display: flex; align-items: center; gap: 1.5rem; padding: 2rem; background: var(--surface); border: 1px solid rgba(0,212,255,.08); border-top: 2px solid rgba(0,212,255,.12) }
.author-avatar { width: 64px; height: 64px; background: linear-gradient(135deg, rgba(0,212,255,.15), rgba(0,212,255,.05)); border: 1px solid rgba(0,212,255,.2); display: flex; align-items: center; justify-content: center; flex-shrink: 0 }
.author-avatar span { font-family: var(--heading); font-size: 1.1rem; color: var(--cyan); letter-spacing: .04em }
.author-info { flex: 1; min-width: 0 }
.author-info .name { font-family: var(--heading); font-size: .85rem; color: var(--white); letter-spacing: .03em; margin-bottom: .25rem }
.author-info .bio { font-size: .82rem; color: var(--mid); line-height: 1.65 }
.author-follow { flex-shrink: 0 }

/* ── Related Section ── */
.related-section { position: relative; z-index: 1; max-width: 960px; margin: 0 auto; padding: 4rem 2rem 5rem }
.related-section .section-label { font-family: var(--heading); font-size: .65rem; color: var(--cyan); letter-spacing: .08em; opacity: .75; margin-bottom: .75rem }
.related-section .section-title { font-family: var(--heading); font-size: clamp(.95rem, 1.8vw, 1.15rem); color: var(--white); letter-spacing: .03em; margin-bottom: 2rem }

/* ── Responsive ── */
@media (max-width: 768px) {
  .related-grid { grid-template-columns: 1fr }
  .author-card-inner { flex-direction: column; text-align: center; gap: 1rem }
  .article-header { padding: 7rem 1.5rem 3rem }
  .article-body { padding: 2rem 1.5rem 3rem }
  .article-body blockquote { padding: 1.25rem 1.5rem }
  .author-follow { margin-top: .5rem }
}
@media (max-width: 480px) {
  .article-title { font-size: 1.8rem }
  .article-body h2 { font-size: .9rem }
}