:root {
  --chke-ink: #111827;
  --chke-muted: #6b7280;
  --chke-border: rgba(17, 24, 39, .10);
  --chke-paper: #fff;
  --chke-soft: #f8fafc;
}
.chke-editorial-categories,
.chke-knowledge-section {
  margin: clamp(2rem, 5vw, 4rem) auto;
  max-width: 1220px;
  padding: 0 clamp(1rem, 3vw, 2rem);
}
.chke-section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1.25rem;
  margin-bottom: 1.25rem;
  border-bottom: 1px solid var(--chke-border);
  padding-bottom: .9rem;
}
.chke-section-heading span {
  display: block;
  color: #8b5a2b;
  font-size: .75rem;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.chke-section-heading h2 {
  margin: .25rem 0 0;
  color: var(--chke-ink);
  font-size: clamp(1.7rem, 4vw, 3rem);
  line-height: 1.02;
}
.chke-category-grid,
.chke-card-grid {
  display: grid;
  gap: 1rem;
}
.chke-columns-5 .chke-category-grid { grid-template-columns: repeat(5, minmax(0, 1fr)); }
.chke-columns-4 .chke-category-grid,
.chke-columns-4 .chke-card-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.chke-columns-3 .chke-category-grid,
.chke-columns-3 .chke-card-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.chke-columns-2 .chke-category-grid,
.chke-columns-2 .chke-card-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.chke-columns-1 .chke-card-grid { grid-template-columns: 1fr; }
.chke-category-card {
  position: relative;
  display: flex;
  min-height: 210px;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
  border: 1px solid var(--chke-border);
  border-radius: 24px;
  background:
    radial-gradient(circle at top right, var(--chke-accent, #f3f4f6), transparent 46%),
    linear-gradient(145deg, #fff, #f8fafc);
  box-shadow: 0 18px 45px rgba(15, 23, 42, .08);
  color: var(--chke-ink);
  padding: 1.2rem;
  text-decoration: none;
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.chke-category-card::before {
  content: '';
  position: absolute;
  inset: 0 0 auto 0;
  height: 5px;
  background: var(--chke-color, #1f2937);
}
.chke-category-card:hover {
  transform: translateY(-4px);
  border-color: color-mix(in srgb, var(--chke-color, #1f2937) 34%, transparent);
  box-shadow: 0 22px 60px rgba(15, 23, 42, .13);
}
.chke-category-icon {
  display: inline-flex;
  width: 48px;
  height: 48px;
  align-items: center;
  justify-content: center;
  border-radius: 17px;
  background: var(--chke-color, #1f2937);
  color: #fff;
  font-size: 1.35rem;
  box-shadow: 0 12px 24px color-mix(in srgb, var(--chke-color, #1f2937) 30%, transparent);
}
.chke-category-card strong {
  display: block;
  margin-top: 1rem;
  font-size: 1.15rem;
  line-height: 1.1;
}
.chke-category-card em {
  display: block;
  margin-top: .55rem;
  color: var(--chke-muted);
  font-size: .92rem;
  font-style: normal;
  line-height: 1.45;
}
.chke-category-card small {
  display: inline-flex;
  width: fit-content;
  margin-top: 1rem;
  border-radius: 999px;
  background: rgba(255,255,255,.75);
  color: var(--chke-color, #1f2937);
  font-weight: 800;
  padding: .34rem .7rem;
}
.chke-content-card {
  overflow: hidden;
  border: 1px solid var(--chke-border);
  border-radius: 24px;
  background: var(--chke-paper);
  box-shadow: 0 18px 45px rgba(15, 23, 42, .08);
}
.chke-content-image {
  display: block;
  aspect-ratio: 16/10;
  background: #e5e7eb;
  overflow: hidden;
}
.chke-card-image {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .3s ease;
}
.chke-content-card:hover .chke-card-image { transform: scale(1.04); }
.chke-card-image-fallback {
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #111827, #8b5a2b);
  color: #fff;
  font-weight: 900;
  letter-spacing: .12em;
}
.chke-content-body { padding: 1.15rem; }
.chke-kicker {
  display: inline-flex;
  margin-bottom: .7rem;
  border-radius: 999px;
  background: #fef3c7;
  color: #92400e;
  font-size: .72rem;
  font-weight: 900;
  letter-spacing: .06em;
  padding: .32rem .68rem;
  text-transform: uppercase;
}
.chke-content-body h3 {
  margin: 0;
  font-size: 1.2rem;
  line-height: 1.18;
}
.chke-content-body h3 a {
  color: var(--chke-ink);
  text-decoration: none;
}
.chke-content-body h3 a:hover { color: #8b5a2b; }
.chke-content-body p {
  margin: .65rem 0 0;
  color: var(--chke-muted);
  font-size: .95rem;
  line-height: 1.55;
}
.chke-empty-state {
  border: 1px dashed rgba(139, 90, 43, .34);
  border-radius: 24px;
  background: #fffbeb;
  color: #78350f;
  padding: 1.5rem;
}
.chke-category-archive-note {
  display: flex;
  align-items: flex-start;
  gap: .9rem;
  border-left: 5px solid var(--chke-color, #1f2937);
  border-radius: 16px;
  background: #fff;
  padding: 1rem;
  box-shadow: 0 12px 35px rgba(15, 23, 42, .08);
}
.chke-category-archive-note span {
  color: var(--chke-color, #1f2937);
  font-size: 1.35rem;
}
@media (max-width: 1080px) {
  .chke-columns-5 .chke-category-grid,
  .chke-columns-4 .chke-category-grid,
  .chke-columns-4 .chke-card-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 760px) {
  .chke-section-heading { align-items: flex-start; flex-direction: column; }
  .chke-columns-5 .chke-category-grid,
  .chke-columns-4 .chke-category-grid,
  .chke-columns-3 .chke-category-grid,
  .chke-columns-2 .chke-category-grid,
  .chke-columns-4 .chke-card-grid,
  .chke-columns-3 .chke-card-grid,
  .chke-columns-2 .chke-card-grid { grid-template-columns: 1fr; }
  .chke-category-card { min-height: 180px; }
}