.tools-main {
  max-width: 1180px;
  margin: 0 auto;
  padding: 70px 24px 88px;
}

.tools-hero {
  display: grid;
  gap: 18px;
  max-width: 840px;
}

.tools-hero h1 {
  margin: 0;
  max-width: 840px;
  font-size: 56px;
  line-height: 1.06;
}

.tools-hero p {
  max-width: 760px;
  color: var(--ink-2);
  font-size: 18px;
  line-height: 1.78;
}

.tools-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 8px;
}

.tools-config {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin: 42px 0 18px;
}

.tools-config div,
.step-grid article,
.client-grid article,
.code-grid > div,
.model-guide div {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: var(--shadow);
}

.tools-config div {
  display: grid;
  gap: 8px;
  padding: 18px;
}

.tools-config span,
.model-guide span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.tools-config code {
  color: var(--ink);
  font-size: 14px;
}

.tools-section {
  padding-top: 62px;
}

.step-grid,
.client-grid {
  display: grid;
  gap: 14px;
}

.step-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.client-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.step-grid article,
.client-grid article,
.code-grid > div {
  padding: 22px;
}

.step-grid strong,
.model-guide strong {
  color: var(--ink);
  font-size: 17px;
}

.step-grid p,
.client-grid p,
.client-grid li {
  color: var(--ink-2);
  line-height: 1.7;
}

.client-grid h3,
.code-grid h3 {
  margin: 0 0 10px;
  color: var(--ink);
  font-size: 20px;
}

.client-grid ul {
  display: grid;
  gap: 8px;
  margin: 14px 0 0;
  padding-left: 18px;
}

.code-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.model-guide {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.model-guide div {
  display: grid;
  gap: 8px;
  padding: 18px;
}

@media (max-width: 900px) {
  .tools-hero h1 {
    font-size: 44px;
  }

  .tools-config,
  .step-grid,
  .client-grid,
  .code-grid,
  .model-guide {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 620px) {
  .tools-main {
    padding: 46px 18px 64px;
  }

  .tools-hero h1 {
    font-size: 36px;
  }
}