.article-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
  background:
    radial-gradient(circle at top left, rgba(240,180,41,0.18), transparent 34%),
    radial-gradient(circle at top right, rgba(34,160,107,0.14), transparent 30%),
    linear-gradient(180deg, #0c1510 0%, #0d1117 100%);
}

.article-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.02), transparent 48%);
  pointer-events: none;
}

.article-hero .container,
.article-shell.container,
.guides-shell.container {
  position: relative;
  z-index: 1;
}

.article-hero .container {
  padding-top: 68px;
  padding-bottom: 64px;
}

.article-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 18px;
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(240,180,41,0.1);
  border: 1px solid rgba(240,180,41,0.28);
  color: var(--gold);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.article-eyebrow::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--gold);
  box-shadow: 0 0 12px rgba(240,180,41,0.55);
}

.article-hero h1 {
  max-width: 900px;
  margin-bottom: 14px;
  color: var(--white);
  font-size: clamp(42px, 7vw, 72px);
}

.article-intro {
  max-width: 760px;
  color: var(--muted);
  font-size: 18px;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
  color: var(--muted);
  font-size: 13px;
}

.article-meta span {
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.03);
}

.article-shell,
.guides-shell {
  display: grid;
  grid-template-columns: minmax(0, 1.8fr) minmax(280px, 0.8fr);
  gap: 24px;
  align-items: start;
}

.article-stack,
.guides-stack,
.article-rail {
  display: grid;
  gap: 24px;
}

.article-summary-box {
  padding: 24px 28px;
}

.article-summary-box h2,
.article-card h2,
.article-card h3,
.guide-card h2,
.guide-card h3,
.article-rail .card h3 {
  color: var(--white);
}

.article-summary-box h2 {
  font-size: 26px;
  margin-bottom: 14px;
}

.key-takeaways {
  display: grid;
  gap: 10px;
  padding-left: 20px;
}

.key-takeaways li::marker,
.article-body-list li::marker,
.source-list li::marker {
  color: var(--gold);
}

.article-card {
  padding: 26px 28px;
}

.article-card h2 {
  font-size: clamp(28px, 4vw, 38px);
  margin-bottom: 14px;
}

.article-card h3 {
  font-size: 22px;
  margin-top: 18px;
  margin-bottom: 10px;
}

.article-card p,
.article-summary-box p,
.article-rail .card p,
.guide-card p {
  color: var(--text);
  font-size: 15px;
  line-height: 1.72;
}

.article-card p + p,
.guide-card p + p {
  margin-top: 14px;
}

.article-body-list,
.source-list {
  display: grid;
  gap: 10px;
  margin-top: 18px;
  padding-left: 20px;
}

.article-faq {
  display: grid;
  gap: 18px;
}

.faq-item {
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.faq-item:first-child {
  padding-top: 0;
  border-top: none;
}

.faq-item h3 {
  margin-top: 0;
}

.article-rail .card {
  padding: 22px 24px;
}

.article-rail h3 {
  font-size: 24px;
  margin-bottom: 12px;
}

.snapshot-list {
  display: grid;
  gap: 12px;
}

.snapshot-item {
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #10161f;
}

.snapshot-label {
  margin-bottom: 4px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.snapshot-value {
  color: var(--white);
  font-size: 15px;
  font-weight: 600;
}

.article-links,
.guide-links {
  display: grid;
  gap: 10px;
}

.article-links a,
.guide-links a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.03);
  transition: border-color 0.15s, background 0.15s, color 0.15s;
}

.article-links a:hover,
.guide-links a:hover {
  border-color: rgba(240,180,41,0.28);
  background: rgba(240,180,41,0.08);
  color: var(--gold);
}

.article-links a::after,
.guide-links a::after {
  content: '->';
  color: var(--muted);
}

.article-cta {
  background: linear-gradient(135deg, #1a1008, #0f1a10);
  border-color: rgba(240,180,41,0.36);
}

.article-cta p {
  margin-bottom: 18px;
}

.guides-shell {
  margin-top: 8px;
}

.guide-card {
  padding: 24px 26px;
}

.guide-card h2 {
  margin-bottom: 10px;
  font-size: 28px;
}

.guide-tag {
  display: inline-flex;
  align-items: center;
  margin-bottom: 12px;
  padding: 5px 10px;
  border-radius: 999px;
  background: rgba(34,160,107,0.14);
  border: 1px solid rgba(34,160,107,0.24);
  color: var(--green-light);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.guide-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.guide-card .btn {
  margin-top: 18px;
}

@media (max-width: 960px) {
  .article-shell,
  .guides-shell,
  .guide-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .article-hero .container {
    padding-top: 56px;
    padding-bottom: 52px;
  }
}