/* footer */
footer.footer {
  background: linear-gradient(to right, #0a2342, #00172d);
  color: #e6f1ff;
  padding: 50px 20px 30px;
  font-size: 14px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.footer::before {
  content: '';
  position: absolute;
  width: 600px;
  height: 600px;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  background: radial-gradient(circle, rgba(0, 200, 255, 0.08), transparent 70%);
  filter: blur(60px);
  z-index: 0;
}

.footer > * {
  position: relative;
  z-index: 1;
}

.footer-address-container {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 60px;
  margin-bottom: 30px;
  text-align: left;
}

.footer-address {
  flex: 1;
  min-width: 260px;
  max-width: 400px;
  font-size: 13px;
  line-height: 1.8;
  color: #c6e6ff;
}

.footer-title {
  font-weight: bold;
  color: #8fdfff;
  margin-bottom: 5px;
  font-size: 15px;
  letter-spacing: 1px;
}

/* LOGO区 */
.footer-logos {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 40px;
  margin: 20px 0 15px;
}

.footer-logos img {
  height: 50px;
  transition: transform 0.3s ease;
}

.footer-logos img:hover {
  transform: scale(1.1);
}

/* 链接 */
.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 18px;
  font-size: 13px;
  margin-bottom: 12px;
}

.footer-links a {
  color: #a3eaff;
  text-decoration: none;
  position: relative;
  transition: color 0.3s;
}

.footer-links a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 0;
  height: 1px;
  background-color: #a3eaff;
  transition: width 0.3s;
}

.footer-links a:hover {
  color: #ffffff;
}

.footer-links a:hover::after {
  width: 100%;
}

/* 公司名 */
.footer-company-name {
  font-size: 16px;
  font-weight: bold;
  letter-spacing: 2px;
  color: #ffffff;
  margin-bottom: 5px;
}

/* 版权行 */
.footer-copy {
  font-size: 12px;
  color: #98b6d6;
  opacity: 0.7;
}