.site-header {
  background: linear-gradient(90deg, #fff 60%, #e3f0ff 100%);
  border-bottom: 3px solid #0b63d6;
  box-shadow: 0 4px 24px rgba(11,99,214,0.06);
  border-radius: 0 0 32px 32px;
  padding-bottom: 8px;
  width: 100%;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: 18px 0 10px 0;
  width: 100%;
}

.logo {
  font-size: 2.2rem;
  color: #0b63d6;
  font-weight: 900;
  letter-spacing: 0.06em;
  text-shadow: 0 2px 8px rgba(62,198,224,0.08);
}

.topnav a {
  color: #0b63d6;
  background: #e3f0ff;
  padding: 10px 22px;
  margin-left: 12px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 1.1rem;
  text-decoration: none;
  transition: background 0.2s, color 0.2s, box-shadow 0.2s;
  box-shadow: 0 2px 8px rgba(62,198,224,0.04);
}

.topnav a:hover, .topnav a:focus {
  background: #0b63d6;
  color: #fff;
  box-shadow: 0 4px 16px rgba(11,99,214,0.12);
}

.header-banner {
  margin: 18px auto 0 auto;
  max-width: 1200px;
  display: flex;
  gap: 18px;
  width: 100%;
}

.banner-slide {
  flex: 1;
  min-height: 180px;
  border-radius: 18px;
  background-size: cover;
  background-position: center;
  box-shadow: 0 4px 24px rgba(62,198,224,0.10);
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s;
}

.banner-slide:hover {
  transform: scale(1.04);
  box-shadow: 0 8px 32px rgba(11,99,214,0.18);
}

.site-footer {
  background: linear-gradient(90deg, #0b63d6 0%, #3ec6e0 100%);
  color: #fff;
  padding: 32px 0 16px 0;
  font-size: 17px;
  letter-spacing: 0.02em;
  border-top-left-radius: 32px;
  border-top-right-radius: 32px;
  box-shadow: 0 -4px 24px rgba(11,99,214,0.08);
  width: 100%;
}

.footer-inner {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
  width: 100%;
}

.site-footer p {
  margin: 8px 0;
  font-weight: 500;
  text-shadow: 0 1px 6px rgba(0,0,0,0.08);
}

.site-footer p:first-child {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.container {
  width: 100%;
  margin: 30px auto;
  padding: 0 15px;
}

@media (max-width: 1200px) {
  .container {
    width: 98%;
  }
}