:root {
  --brand: #bd315d;
  --brand-soft: #fff2f6;
  --line: #e5e6ea;
  --text: #2f323a;
  --muted: #727782;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--text);
  background: #f4f4f5;
  font-family: -apple-system, BlinkMacSystemFont, "Helvetica Neue", Helvetica, Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
}

.infoNav {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
  min-height: 58px;
  border-bottom: 1px solid #efb3c3;
  background: #fff;
}

.infoNav a {
  display: inline-flex;
  align-items: center;
  height: 42px;
  padding: 0 18px;
  border-radius: 7px;
  color: var(--brand);
  text-decoration: none;
  font-size: 18px;
  font-weight: 800;
}

.infoNav a.active {
  color: #fff;
  background: var(--brand);
}

.banner {
  margin: 22px auto;
  width: min(1180px, calc(100vw - 24px));
  min-height: 100px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  color: #fff;
  background: var(--brand);
  text-align: center;
}

.banner h1 {
  margin: 0;
  font-size: clamp(28px, 4vw, 42px);
  letter-spacing: 0;
}

.section {
  width: min(1180px, calc(100vw - 24px));
  margin: 0 auto 22px;
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: 42px;
  padding: 34px;
  border-radius: 8px;
  background: #fff;
}

.section h2 {
  margin: 0;
  color: var(--brand);
  font-size: clamp(28px, 4vw, 40px);
  line-height: 1.2;
}

.section h3 {
  margin: 0 0 14px;
  color: var(--brand);
  font-size: 26px;
}

.section p {
  margin: 0 0 18px;
  font-size: 18px;
  line-height: 1.9;
}

.section strong {
  color: var(--brand);
}

.lead {
  font-size: 20px;
  font-weight: 800;
}

.mosaic {
  width: min(1180px, calc(100vw - 24px));
  margin: 0 auto 22px;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  grid-auto-rows: 150px;
  overflow: hidden;
  border-radius: 8px;
  background: #fff;
}

.mosaic img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  background: #fff;
}

.mosaic img:nth-child(1) {
  grid-column: span 2;
  grid-row: span 2;
}

.mosaic img:nth-child(5) {
  grid-column: span 2;
}

.mosaic img:nth-child(6) {
  grid-column: span 2;
}

.homeLink {
  width: min(1180px, calc(100vw - 24px));
  margin: 0 auto 36px;
  text-align: center;
}

.homeLink a {
  display: inline-flex;
  align-items: center;
  height: 42px;
  padding: 0 20px;
  border-radius: 8px;
  color: #fff;
  background: var(--brand);
  text-decoration: none;
  font-weight: 800;
}

@media (max-width: 760px) {
  .infoNav {
    gap: 8px;
    justify-content: flex-start;
    overflow-x: auto;
    padding: 0 10px;
  }

  .infoNav a {
    flex: 0 0 auto;
    font-size: 15px;
  }

  .section {
    grid-template-columns: 1fr;
    gap: 16px;
    padding: 24px 18px;
  }

  .section p {
    font-size: 16px;
  }

  .mosaic {
    grid-template-columns: repeat(2, 1fr);
    grid-auto-rows: 130px;
  }

  .mosaic img:nth-child(n) {
    grid-column: span 1;
    grid-row: span 1;
  }
}