body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(12px);
  background: rgba(248, 251, 255, 0.92);
  border-bottom: 1px solid rgba(217, 225, 234, 0.9);
}

.site-nav {
  width: min(100%, 1320px);
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.site-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: #182230;
  font-weight: 800;
}

.site-brand-mark {
  width: 36px;
  height: 36px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #2363eb, #174cc0);
  color: white;
  font-size: 0.95rem;
}

.site-brand-copy {
  display: flex;
  flex-direction: column;
  line-height: 1.05;
}

.site-brand-copy small {
  color: #5c6b7a;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.site-links {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.site-link {
  text-decoration: none;
  color: #5c6b7a;
  font-weight: 700;
  padding: 10px 14px;
  border-radius: 999px;
}

.site-link.active {
  color: #182230;
  background: #eaf1ff;
}

@media (max-width: 720px) {
  .site-nav {
    padding: 12px 14px;
    flex-direction: column;
    align-items: flex-start;
  }

  .site-links {
    width: 100%;
  }
}