// ---------- Article cards ----------
.section { position: relative; padding-bottom: clamp(56px, 9vh, 96px); }

.articles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}

// the shelf's last line: reaching it brings the next batch of cards in, and
// while that batch is on its way it says so
.shelf-sentinel {
  display: grid;
  place-items: center;
  padding-top: 24px;
  color: var(--faint);
  font-size: 0.85rem;
}

.article-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: var(--surface);
  text-decoration: none;
  color: inherit;
  box-shadow: var(--shadow-sm);
  transition: transform 0.18s ease, border-color 0.18s, box-shadow 0.18s;

  &:hover {
    transform: translateY(-3px);
    border-color: color-mix(in srgb, var(--accent) 45%, var(--border));
    box-shadow: var(--shadow-lg);
  }

  &:focus-visible { box-shadow: var(--ring); }
}

.card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.card-kicker {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
}

.card-title {
  margin: 0;
  font-size: 1.14rem;
  font-weight: 720;
  letter-spacing: -0.015em;
  line-height: 1.3;
}

.card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: 4px;
  font-size: 0.78rem;
  color: var(--faint);
}

.tags { display: flex; flex-wrap: wrap; gap: 6px; }

.tag {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--accent) 11%, transparent);
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 600;
  text-decoration: none;
  transition: background-color 0.15s;
}

a.tag:hover { background: color-mix(in srgb, var(--accent) 22%, transparent); }