/* Signal & Noise (Articles) Page Styles */
/* Transmission cards share the homepage lab-grid accent language. */

/* Page head — sits below the fixed site header */
.page-head {
  padding: 150px 0 20px;
}

.page-head .eyebrow {
  display: block;
  margin-bottom: 14px;
}

.page-title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5.5vw, 4rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1;
  color: var(--text-primary);
  margin-bottom: 14px;
}

.page-subtitle {
  color: var(--text-subtle);
  font-size: 1.05rem;
  font-style: italic;
}

/* Articles Grid */
.articles-container {
  padding-top: 50px;
  padding-bottom: 110px;
}

.articles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 20px;
}

.article-card {
  --accent: var(--dream-teal-bright);
  --accent-soft: rgba(76, 201, 201, 0.14);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 26px 28px;
  border: 1px solid var(--border-card);
  border-radius: 16px;
  background:
    radial-gradient(ellipse 110% 90% at 12% 0%, var(--accent-soft), transparent 55%),
    var(--bg-card);
  text-decoration: none;
  color: inherit;
  overflow: hidden;
  transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1),
              border-color 0.35s ease, box-shadow 0.35s ease;
}

.article-card[data-accent="teal"]  { --accent: var(--dream-teal-bright);    --accent-soft: rgba(76, 201, 201, 0.15); }
.article-card[data-accent="fern"]  { --accent: var(--electric-fern-bright); --accent-soft: rgba(62, 207, 133, 0.13); }
.article-card[data-accent="pink"]  { --accent: var(--jellyfish-pink);       --accent-soft: rgba(240, 127, 194, 0.14); }
.article-card[data-accent="amber"] { --accent: var(--neural-amber);         --accent-soft: rgba(255, 204, 102, 0.12); }
.article-card[data-accent="myco"]  { --accent: var(--myco-red-bright);      --accent-soft: rgba(224, 92, 92, 0.13); }

.article-card:hover {
  transform: translateY(-4px);
  border-color: color-mix(in srgb, var(--accent) 55%, transparent);
  box-shadow: 0 12px 44px rgba(0, 0, 0, 0.35), 0 0 36px var(--accent-soft);
}

.article-label {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font-lab);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
}

.article-label .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 6px var(--accent);
  flex-shrink: 0;
}

.article-date {
  color: var(--text-subtle);
  letter-spacing: 0.08em;
  text-transform: none;
  margin-left: 4px;
}

.article-title {
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 700;
  letter-spacing: -0.015em;
  line-height: 1.15;
  color: var(--text-primary);
  margin: 0;
}

.article-excerpt {
  color: var(--text-muted);
  font-size: 0.93rem;
  line-height: 1.65;
  margin: 0;
}

.article-cta {
  margin-top: auto;
  padding-top: 12px;
  font-family: var(--font-lab);
  font-size: 0.76rem;
  letter-spacing: 0.1em;
  color: var(--text-subtle);
  transition: color 0.3s ease;
}

.article-cta::after {
  content: ' \2192';
  display: inline-block;
  transition: transform 0.3s ease;
}

.article-card:hover .article-cta {
  color: var(--accent);
}

.article-card:hover .article-cta::after {
  transform: translateX(4px);
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 100px 40px;
  color: var(--text-subtle);
}

.empty-state h2 {
  font-family: var(--font-display);
  color: var(--dream-teal-bright);
  font-size: 2rem;
  margin-bottom: 20px;
}

.empty-state p {
  font-size: 1.1rem;
}

/* Reduced motion: cards stay put, glows still answer the cursor */
@media (prefers-reduced-motion: reduce) {
  .article-card:hover {
    transform: none;
  }
}

/* Responsive */
@media (max-width: 768px) {
  .page-head {
    padding-top: 130px;
  }

  .articles-grid {
    grid-template-columns: 1fr;
  }
}