.knowledge-page {
  color: #202124;
}

.knowledge-intro {
  margin: 0 0 28px;
  padding: 4px 0 24px;
  border-bottom: 1px solid #dfe5e8;
}

.knowledge-intro p {
  margin: 0;
  max-width: 760px;
  color: #56616a;
  font-size: 16px;
  line-height: 1.85;
}

.knowledge-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin: 24px 0 32px;
}

.knowledge-card {
  display: block;
  min-height: 150px;
  padding: 18px;
  border: 1px solid #dfe7e2;
  border-radius: 8px;
  background: #fbfdfc;
  color: inherit;
  text-decoration: none;
  transition: transform 160ms ease, border-color 160ms ease, box-shadow 160ms ease;
}

.knowledge-card:hover {
  transform: translateY(-2px);
  border-color: #2f8f83;
  box-shadow: 0 10px 26px rgba(32, 33, 36, 0.08);
}

.knowledge-card strong {
  display: block;
  margin-bottom: 8px;
  font-size: 18px;
}

.knowledge-card-title {
  display: block;
  margin-bottom: 8px;
}

.knowledge-card span {
  display: block;
  color: #65716b;
  line-height: 1.7;
}

.knowledge-card-desc {
  display: block;
  color: #65716b;
  line-height: 1.7;
}

.guide-link-list {
  margin: 18px 0 28px;
  border-top: 1px solid #dfe7e2;
}

.guide-link-list a {
  display: block;
  padding: 12px 0;
  border-bottom: 1px solid #dfe7e2;
  color: inherit;
  text-decoration: none;
}

.guide-link-item {
  padding: 12px 0;
  border-bottom: 1px solid #dfe7e2;
}

.guide-link-item a {
  display: block;
  padding: 0;
  border-bottom: 0;
  color: #2386b7;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.45;
}

.guide-link-item p {
  margin: 3px 0 0;
  color: #65716b;
  line-height: 1.6;
}

.guide-link-item a:hover {
  color: #16756a;
}

.guide-link-list a:hover strong {
  color: #16756a;
}

.guide-link-list strong {
  display: block;
  color: #2386b7;
  font-size: 17px;
  line-height: 1.45;
}

.guide-link-list span {
  display: block;
  margin-top: 3px;
  color: #65716b;
  line-height: 1.6;
}

.knowledge-note {
  padding: 14px 16px;
  border-left: 4px solid #2f8f83;
  background: #f0faf7;
  color: #28544f;
}

.ad-slot {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 72px;
  margin: 22px 0 28px;
  border: 1px dashed #cfd8dd;
  border-radius: 8px;
  background: #f7faf9;
  color: #8a98a3;
  font-size: 14px;
}

.ad-slot span {
  letter-spacing: 0;
}

.ad-slot-article-bottom {
  margin-top: 34px;
  margin-bottom: 8px;
}

.nav-page h2 {
  margin-top: 30px;
  padding-bottom: 8px;
  border-bottom: 1px solid #dfe5e8;
}

.nav-grid {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  margin-top: 18px;
}

.nav-grid .knowledge-card {
  min-height: 128px;
}

.compact-card-grid {
  grid-template-columns: repeat(auto-fit, minmax(240px, 300px));
}

.nav-card-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.nav-logo {
  width: 34px;
  height: 34px;
  flex: 0 0 auto;
  border-radius: 8px;
  background: #fff;
  box-shadow: inset 0 0 0 1px #dfe7e2;
}

.nav-card-head strong {
  margin-bottom: 0;
}

.wiki-home {
  color: #1f2937;
}

.wiki-map {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
  margin: 24px 0 28px;
}

.wiki-section {
  border: 1px solid #dfe7e2;
  border-radius: 8px;
  background: #fbfdfc;
  overflow: hidden;
}

.wiki-section h2 {
  margin: 0;
  padding: 14px 16px;
  background: #eef7f4;
  color: #1f4f49;
  font-size: 18px;
}

.wiki-section ul {
  margin: 0;
  padding: 8px 16px 14px 28px;
}

.wiki-section li {
  margin: 12px 0;
  line-height: 1.65;
}

.wiki-section a {
  display: inline-block;
  color: #197267;
  font-weight: 700;
  text-decoration: none;
}

.wiki-section a:hover {
  text-decoration: underline;
}

.wiki-section span {
  display: block;
  color: #64716b;
}

.knowledge-table {
  width: 100%;
  margin: 18px 0 30px;
  border-collapse: collapse;
  font-size: 15px;
}

.knowledge-table th,
.knowledge-table td {
  padding: 12px 10px;
  border-bottom: 1px solid #dde7e2;
  text-align: left;
  vertical-align: top;
}

.knowledge-table th {
  color: #263238;
  background: #f3f8f6;
  font-weight: 700;
}

.knowledge-table td:first-child {
  width: 26%;
  font-weight: 700;
}

.topic-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 12px 0 24px;
}

.topic-meta span {
  padding: 5px 9px;
  border-radius: 999px;
  background: #eef5f2;
  color: #28544f;
  font-size: 13px;
}

@media (max-width: 640px) {
  .knowledge-table {
    display: block;
    overflow-x: auto;
    white-space: nowrap;
  }
}