:root {
  --brand-red: #e60012;
  --deep-red: #bd111c;
  --text: #373737;
  --muted: #888;
  --soft: #f5f6f8;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  color: var(--text);
  font-family: "Microsoft YaHei", "PingFang SC", "Noto Sans SC", Arial, sans-serif;
  line-height: 1.8;
  background: #fff;
}

.container {
  max-width: 1220px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid rgba(0, 0, 0, .06);
  box-shadow: 0 8px 28px rgba(0, 0, 0, .05);
}

.navbar {
  min-height: 72px;
}

.navbar-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: #333;
  font-size: 20px;
  font-weight: 600;
  line-height: 1;
  white-space: nowrap;
}

.navbar-brand:hover,
.navbar-brand:focus {
  color: #333;
}

.brand-logo {
  width: 42px;
  height: 42px;
  object-fit: contain;
}
.nav-link {
  color: #333;
  font-size: .98rem;
  padding-inline: 1rem !important;
}

.nav-link:hover,
.nav-link.active {
  color: var(--brand-red) !important;
}

.banner-section {
  background: #061e57;
}

.banner-img {
  display: block;
  width: 100%;
  height: auto;
}
.section-block {
  padding: clamp(56px, 7vw, 94px) 0;
}

.soft-bg {
  background: var(--soft);
}

.section-title {
  margin-bottom: clamp(24px, 4vw, 42px);
}

.section-title h2 {
  margin: 0;
  color: #252525;
  font-size: clamp(1.85rem, 3.4vw, 3rem);
  font-weight: 400;
  line-height: 1.25;
}

.section-title p {
  margin: .1rem 0 0;
  color: #c9c9c9;
  font-size: clamp(1.5rem, 3vw, 2.7rem);
  font-weight: 300;
  line-height: 1;
}

.intro-text {
  color: #777;
  font-size: clamp(1rem, 1.4vw, 1.2rem);
}

.intro-text p {
  margin-bottom: .65rem;
  text-indent: 2em;
}

.group-text {
  max-width: none;
  overflow: visible;
  color: #6f6f6f;
  font-size: clamp(1rem, 1.25vw, 1.12rem);
  line-height: 2;
}

.group-text p {
  margin-bottom: .9rem;
}

.service-grid {
  margin-top: clamp(32px, 5vw, 60px);
}

.service-item {
  display: grid;
  grid-template-columns: 96px 1fr;
  gap: 20px;
  align-items: center;
  min-height: 116px;
}

.service-item p {
  margin: 0;
  color: #777;
  font-size: clamp(1rem, 1.6vw, 1.45rem);
  line-height: 1.75;
}

.num-badge {
  position: relative;
  display: grid;
  place-items: center;
  width: 76px;
  height: 86px;
  color: #fff;
  font-size: 2rem;
  line-height: 1;
  background: var(--deep-red);
  clip-path: polygon(50% 0, 100% 25%, 100% 75%, 50% 100%, 0 75%, 0 25%);
}

.honors-img {
  display: block;
  width: 100%;
  margin-top: clamp(28px, 4vw, 54px);
  border-radius: 0;
}

.site-footer {
  padding: 28px 0;
  color: rgba(255, 255, 255, .82);
  text-align: center;
  background: #202124;
}

.site-footer p {
  margin: .2rem 0;
}

@media (max-width: 991.98px) {
  .site-header {
    position: static;
  }

  .service-item {
    grid-template-columns: 78px 1fr;
  }

  .num-badge {
    width: 64px;
    height: 72px;
    font-size: 1.55rem;
  }
}
@media (max-width: 767.98px) {
  body {
    line-height: 1.7;
  }

  .navbar {
    min-height: 56px;
  }

  .section-block {
    padding-block: 48px;
  }

  .intro-text p {
    text-indent: 0;
  }

  .service-grid {
    margin-top: 28px;
  }

  .service-item {
    grid-template-columns: 58px 1fr;
    gap: 14px;
    min-height: 0;
  }

  .num-badge {
    width: 50px;
    height: 58px;
    font-size: 1.25rem;
  }
}