/* 波浪效果样式 */
@import url(//fonts.googleapis.com/css?family=Lato:300:400);

.wave-container {
  position: relative;
  width: 100%;
  margin-bottom: -20px; /* 修复Safari间隙 */
  overflow: hidden;
}

.waves {
  position: relative;
  width: 100%;
  height: 15vh;
  min-height: 100px;
  max-height: 150px;
}

/* 波浪动画 */
.parallax > use {
  animation: move-forever 25s cubic-bezier(.55,.5,.45,.5) infinite;
}

.parallax > use:nth-child(1) {
  animation-delay: -2s;
  animation-duration: 7s;
}

.parallax > use:nth-child(2) {
  animation-delay: -3s;
  animation-duration: 10s;
}

.parallax > use:nth-child(3) {
  animation-delay: -4s;
  animation-duration: 13s;
}

.parallax > use:nth-child(4) {
  animation-delay: -5s;
  animation-duration: 20s;
}

@keyframes move-forever {
  0% {
    transform: translate3d(-90px, 0, 0);
  }
  100% { 
    transform: translate3d(85px, 0, 0);
  }
}

/* 移动设备适配 */
@media (max-width: 768px) {
  .waves {
    height: 40px;
    min-height: 40px;
  }
}

/* 自定义颜色 - 使用指定的颜色 */
.footer-wave-top {
  background: linear-gradient(180deg, #2e3947 0%, #283442 100%);
}