.site-header {
  position: relative;
  z-index: 20;
  background: #ffffff;
  border-bottom: 1px solid #edf0f5;
}

.site-header__inner {
  min-height: 84px;
  display: grid;
  grid-template-columns: 180px 1fr 260px;
  align-items: center;
  gap: 28px;
}

.site-logo a {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  font-size: 52px;
  line-height: 1;
  font-weight: 800;
  color: #1f348d;
  letter-spacing: -0.03em;
}

.main-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 34px;
  flex-wrap: wrap;
}

.main-nav a {
  text-decoration: none;
  color: #4b5563;
  font-size: 17px;
  font-weight: 500;
}

.main-nav a:hover {
  color: #173a8f;
}

.header-search input {
  width: 100%;
  min-height: 48px;
  border: 1px solid #e5e7eb;
  border-radius: 14px;
  padding: 0 16px;
  background: #f8fafc;
}