/* ============================================================
   article.css — Individual lab article pages
   ============================================================ */

.article-main {
  max-width: 760px;
  margin: 0 auto;
  padding: 8rem 2rem 6rem;
}

.article-header {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  margin-bottom: 2rem;
}
.article-back {
  font-family: var(--font-btn);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--white-muted);
  transition: color 0.3s;
}
.article-back:hover { color: var(--accent); }
.article-cat {
  font-family: var(--font-btn);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  background: rgba(245,200,66,0.1);
  border: 1px solid rgba(245,200,66,0.25);
  padding: 0.2rem 0.7rem;
  border-radius: 3px;
}

.article-title {
  font-family: var(--font-title);
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 1rem;
}
.article-subtitle {
  font-family: var(--font-body);
  font-size: 1.1rem;
  color: var(--white-dim);
  line-height: 1.7;
  margin-bottom: 1.2rem;
  font-style: italic;
}
.article-meta {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-btn);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--white-muted);
  margin-bottom: 2.5rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border);
}
.article-divider { color: var(--gold); }

/* Cover image placeholder */
.article-img-placeholder {
  width: 100%;
  aspect-ratio: 16 / 7;
  background: linear-gradient(135deg, #0a1428 0%, #1a1428 50%, #0a1a14 100%);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 3rem;
  position: relative;
  overflow: hidden;
}
.article-img-placeholder::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(0,212,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,255,0.03) 1px, transparent 1px);
  background-size: 40px 40px;
}
.article-img-placeholder::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(20,27,43,0.8), transparent 50%);
}
.article-img-label {
  position: relative; z-index: 1;
  font-family: var(--font-btn);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--white-muted);
}

/* Article body typography */
.article-body {
  font-family: var(--font-body);
  font-size: 1.05rem;
  line-height: 1.85;
  color: var(--white-dim);
}
.article-body p {
  margin-bottom: 1.5rem;
}
.article-lede {
  font-size: 1.18rem !important;
  color: var(--white) !important;
  font-weight: 500;
  line-height: 1.7;
  border-left: 3px solid var(--gold);
  padding-left: 1.2rem;
  margin-bottom: 2rem !important;
}
.article-body h2 {
  font-family: var(--font-title);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--white);
  margin-top: 2.5rem;
  margin-bottom: 1rem;
  padding-top: 0.5rem;
  border-top: 1px solid var(--border);
}
.article-body h3 {
  font-family: var(--font-title);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--accent);
  margin-top: 1.8rem;
  margin-bottom: 0.8rem;
}
.article-body strong { color: var(--white); font-weight: 600; }
.article-body ul,
.article-body ol {
  padding-left: 1.4rem;
  margin-bottom: 1.5rem;
}
.article-body li {
  margin-bottom: 0.6rem;
  line-height: 1.75;
}

/* Pull quote */
.article-pullquote {
  font-family: var(--font-title);
  font-size: 1.25rem;
  font-style: italic;
  font-weight: 600;
  color: var(--white);
  border-left: 4px solid var(--gold);
  padding: 1.2rem 1.6rem;
  margin: 2.5rem 0;
  background: rgba(245,200,66,0.04);
  border-radius: 0 6px 6px 0;
  line-height: 1.5;
}

/* CTA block */
.article-cta {
  margin-top: 4rem;
  padding: 2.5rem;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-top: 3px solid var(--gold);
  border-radius: 10px;
  text-align: center;
}
.article-cta h3 {
  font-family: var(--font-title);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 0.5rem;
}
.article-cta p {
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--white-dim);
  margin-bottom: 1.5rem;
}
.article-cta-btns {
  display: flex;
  gap: 0.8rem;
  justify-content: center;
  flex-wrap: wrap;
}

@media (max-width: 768px) {
  .article-main { padding: 7rem 1.2rem 4rem; }
  .article-body { font-size: 0.97rem; }
  .article-lede { font-size: 1.05rem !important; }
  .article-cta { padding: 1.8rem 1.2rem; }
}
@media (max-width: 480px) {
  .article-main { padding: 6rem 1rem 3rem; }
  .article-title { font-size: 1.6rem; }
}