.knowledge {
  background: #08090d;
}

.knowledge-hero {
  padding: 2.2rem 0 1.6rem;
  background: radial-gradient(circle at top left, #1c1b25, #0a0a0d 62%);
  border-bottom: 1px solid #20222b;
}

.knowledge-hero__container,
.knowledge-controls__container,
.knowledge-list__container {
  width: min(1250px, 100% - 1.5rem);
  margin-inline: auto;
}

.knowledge-hero__kicker {
  margin: 0;
  color: var(--accent);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 0.8rem;
}

.knowledge-hero__title {
  margin: 0.4rem 0 0;
  max-width: 17ch;
  font-family: var(--title-font);
  line-height: 0.95;
  letter-spacing: 0.03em;
  font-size: clamp(2.3rem, 8vw, 4.6rem);
}

.knowledge-hero__text {
  margin: 0.8rem 0 0;
  max-width: 62ch;
  color: #c8c9d1;
}

.knowledge-hero__actions {
  margin-top: 1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.knowledge-hero__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.9rem;
  border: 1px solid rgba(255, 143, 31, 0.42);
  border-radius: 999px;
  background: linear-gradient(135deg, rgba(255, 143, 31, 0.18), rgba(255, 143, 31, 0.06));
  color: #ffe2c0;
  padding: 0 1rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-decoration: none;
  transition: border-color 180ms ease, transform 180ms ease, background 180ms ease;
}

.knowledge-hero__cta:hover,
.knowledge-hero__cta:focus-visible {
  border-color: rgba(255, 143, 31, 0.85);
  background: linear-gradient(135deg, rgba(255, 143, 31, 0.28), rgba(255, 143, 31, 0.12));
  transform: translateY(-1px);
}

.knowledge-controls {
  padding: 1rem 0;
  border-bottom: 1px solid #22232c;
  background: #0b0d12;
}

.knowledge-controls__search-wrap {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  border: 1px solid #313442;
  border-radius: 10px;
  background: #10131a;
  padding: 0 0.8rem;
  min-height: 2.8rem;
}

.knowledge-controls__search-wrap i {
  color: #8d8f9b;
}

.knowledge-controls__search {
  width: 100%;
  border: 0;
  outline: 0;
  background: transparent;
  color: #f2f2f7;
}

.knowledge-controls__filters {
  margin-top: 0.7rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.knowledge-filter {
  min-height: 2rem;
  border-radius: 999px;
  border: 1px solid #36384a;
  background: #10131a;
  color: #c7c8d2;
  padding: 0 0.75rem;
  cursor: pointer;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.knowledge-filter.is-active {
  border-color: transparent;
  background: linear-gradient(90deg, var(--accent), var(--accent-soft));
  color: #0b0b10;
  font-weight: 700;
}

.knowledge-list {
  padding: 1.2rem 0 2.8rem;
}

.knowledge-list__container {
  display: grid;
  gap: 0.85rem;
}

.knowledge-list__mount[hidden] {
  display: none;
}

.knowledge-list__mount {
  display: grid;
  gap: 0.85rem;
}

.knowledge-article {
  border: 1px solid #2a2c37;
  border-radius: 12px;
  background: linear-gradient(145deg, #14161d, #101219);
  overflow: hidden;
}

.knowledge-article__image {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.knowledge-article__content {
  padding: 0.95rem;
}

.knowledge-article__meta {
  margin: 0;
  color: #ffb36b;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.72rem;
  font-weight: 700;
}

.knowledge-article__title {
  margin: 0.5rem 0;
  font-size: 1.05rem;
}

.knowledge-article__excerpt {
  margin: 0;
  color: #bfc0ca;
}

.knowledge-article__link {
  margin-top: 0.8rem;
  display: inline-flex;
  color: var(--accent);
  font-weight: 700;
}

.knowledge-list__empty {
  width: min(1250px, 100% - 1.5rem);
  margin: 0.4rem auto 0;
  color: #b7b8c4;
}

@media (min-width: 980px) {
  .knowledge-list__mount {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}