/* 视界栏目 v4 — 盖过官网 * { line-height:1 } 与默认链接色 */

.insV4 {
  font-size: 16px;
  line-height: 1.65;
  color: #475569;
}

.insV4 *,
.insV4 *::before,
.insV4 *::after {
  line-height: 1.65;
}

.insV4 a {
  color: inherit;
  text-decoration: none;
}

.solV4__hero .insV4__back {
  display: inline-flex;
  margin: 0 0 1em;
  color: #99f6e4;
  font-size: 0.9em;
  font-weight: 650;
}

.solV4__hero .insV4__heroMeta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65em;
  margin: 0 0 0.85em;
}

.solV4__hero .insV4__tag {
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
}

.solV4__hero .insV4__time {
  color: rgba(255, 255, 255, 0.72);
}

.insV4__filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5em;
  margin: 0 0 1.5em;
}

.insV4__filter {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0.35em 1.05em;
  border-radius: 999px;
  border: 1px solid #c5d4d0;
  background: #fff;
  color: #0f172a;
  font-size: 0.875em;
  font-weight: 650;
}

.insV4__filter.is-active {
  background: #0f766e;
  border-color: #0f766e;
  color: #fff;
}

.insV4__grid,
.insV4__related {
  display: grid;
  gap: 1em;
  margin: 0;
}

@media (min-width: 768px) {
  .insV4__grid,
  .insV4__related {
    grid-template-columns: 1fr 1fr;
    gap: 1.15em;
  }
}

@media (min-width: 1100px) {
  .insV4__related {
    grid-template-columns: repeat(3, 1fr);
  }
}

.insV4__card {
  display: flex;
  flex-direction: column;
  min-height: 100%;
  padding: 1.25em 1.3em 1.2em;
  background: #fff;
  border: 1px solid #d9e2df;
  border-radius: 1em;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.04);
  color: #475569;
}

.insV4__cardTop {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75em;
  margin: 0 0 0.7em;
}

.insV4__tag {
  display: inline-flex;
  align-items: center;
  padding: 0.12em 0.55em;
  border-radius: 999px;
  background: #e7f1ef;
  color: #0f766e;
  font-size: 0.75em;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.insV4__time {
  flex: 0 0 auto;
  font-size: 0.75em;
  color: #64748b;
}

.insV4__cardTitle {
  margin: 0 0 0.45em;
  font-size: 1.125em;
  font-weight: 700;
  line-height: 1.4;
  color: #0f172a;
}

.insV4__excerpt {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin: 0 0 0.9em;
  min-height: 3.3em;
  font-size: 0.9em;
  color: #64748b;
}

.insV4__more {
  margin-top: auto;
  font-size: 0.875em;
  font-weight: 650;
  color: #0f766e;
}

@media (hover: hover) and (pointer: fine) {
  .insV4__card {
    transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
  }

  .insV4__card:hover {
    transform: translateY(-3px);
    border-color: #0f766e;
    box-shadow: 0 10px 24px rgba(15, 23, 42, 0.06);
  }

  .insV4__filter:hover {
    border-color: #0f766e;
  }
}

.insV4__paper {
  max-width: 44em;
  margin: 0 auto;
  padding: 1.5em 1.35em 1.75em;
  background: #fff;
  border: 1px solid #d9e2df;
  border-radius: 1em;
}

@media (min-width: 768px) {
  .insV4__paper {
    padding: 2.25em 2.5em 2.5em;
  }
}

.insV4__h {
  margin: 1.45em 0 0.55em;
  font-size: 1.15em;
  font-weight: 700;
  color: #0f172a;
}

.insV4__paper > .insV4__h:first-child {
  margin-top: 0;
}

.insV4__p {
  margin: 0 0 0.95em;
  font-size: 0.975em;
  color: #475569;
}

.insV4__ul {
  margin: 0 0 1em;
  padding: 0 0 0 1.15em;
}

.insV4__ul li {
  margin: 0.35em 0;
  font-size: 0.975em;
}

.insV4__tableWrap {
  overflow-x: auto;
  margin: 0 0 1.25em;
}

.insV4__table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9em;
}

.insV4__table th,
.insV4__table td {
  padding: 0.7em 0.8em;
  text-align: left;
  border-bottom: 1px solid #d9e2df;
  vertical-align: top;
}

.insV4__table th {
  color: #0f172a;
  font-weight: 700;
  background: #f1f5f4;
}