/* 解决方案栏目 v4 — 与首页同色同字号基准 */

.solV4 {
  font-size: 16px;
  line-height: 1.7;
  color: #475569;
}

.solV4__hero {
  background: #0f172a;
  color: #fff;
  padding: 3.25em 0 2.75em;
}

.solV4__h1 {
  margin: 0;
  max-width: 18em;
  font-size: 1.75em;
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

.solV4__sub {
  margin: 0.85em 0 0;
  max-width: 38em;
  font-size: 0.975em;
  opacity: 0.92;
}

.solV4__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 1.35em;
}

.solV4__group {
  margin-top: 1.75em;
}

.solV4__tableWrap {
  display: none;
  overflow-x: auto;
}

.solV4__table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9em;
}

.solV4__table th,
.solV4__table td {
  padding: 0.75em 0.85em;
  text-align: left;
  border-bottom: 1px solid #d9e2df;
  vertical-align: top;
}

.solV4__table th {
  color: #0f172a;
  font-weight: 700;
  background: #f1f5f4;
}

.solV4__cards {
  display: grid;
  gap: 0.75em;
  margin: 0;
  padding: 0;
  list-style: none;
}

.solV4__card {
  padding: 1em 1.1em;
  background: #fff;
  border: 1px solid #d9e2df;
  border-radius: 0.85em;
}

.solV4__cardScene {
  margin: 0 0 0.45em;
  font-weight: 700;
  color: #0f172a;
}

.solV4__card .homeV4__kicker {
  display: block;
  margin-top: 0.55em;
}

.solV4__caseGrid {
  display: grid;
  gap: 1em;
  margin: 0;
  padding: 0;
  list-style: none;
}

.solV4__ctaBand {
  display: grid;
  gap: 1.25em;
}

.solV4 .homeV4__trust {
  margin-top: 1.35em;
}

.solV4 .homeV4__trust li {
  width: auto;
  flex: 0 1 auto;
}

@media (min-width: 768px) {
  .solV4__h1 {
    font-size: 2.25em;
  }

  .solV4__hero {
    padding: 4em 0 3.25em;
  }

  .solV4__tableWrap {
    display: block;
  }

  .solV4__cards {
    display: none;
  }

  .solV4__caseGrid {
    grid-template-columns: 1fr 1fr;
  }

  .solV4__ctaBand .homeV4__formAside {
    flex-wrap: wrap;
  }
}

@media (min-width: 1100px) {
  .solV4__h1 {
    font-size: 2.5em;
  }

  .solV4__caseGrid {
    grid-template-columns: repeat(3, 1fr);
  }

  .solV4__ctaBand {
    grid-template-columns: minmax(16em, 22em) minmax(0, 1fr);
    align-items: center;
    gap: 3em;
  }
}