/* 模糊圆容器 */
.blob-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  pointer-events: none;
  overflow: hidden;
}

/* 模糊圆基础样式 */
.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.15;
  animation: float 25s infinite ease-in-out;
}

/* 不同大小和颜色的模糊圆 */
.blob-1 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, #1e40af, #1e3a8a);
  top: 10%;
  left: 5%;
  animation-delay: 0s;
}

.blob-2 {
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, #3b82f6, #1e40af);
  top: 60%;
  right: 10%;
  animation-delay: 5s;
}

.blob-3 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, #1e3a8a, #1e1b4b);
  bottom: 10%;
  left: 15%;
  animation-delay: 10s;
}

.blob-4 {
  width: 350px;
  height: 350px;
  background: radial-gradient(circle, #2563eb, #1d4ed8);
  top: 20%;
  right: 15%;
  animation-delay: 15s;
}

.blob-5 {
  width: 250px;
  height: 250px;
  background: radial-gradient(circle, #60a5fa, #3b82f6);
  bottom: 30%;
  right: 25%;
  animation-delay: 20s;
}

.blob-6 {
  width: 450px;
  height: 450px;
  background: radial-gradient(circle, #1e3a8a, #1e1b4b);
  top: 40%;
  left: 25%;
  animation-delay: 7s;
}

/* 浮动动画 */
@keyframes float {
  0%,
  100% {
    transform: translate(0, 0) scale(1);
  }
  25% {
    transform: translate(20px, -15px) scale(1.05);
  }
  50% {
    transform: translate(-15px, 10px) scale(0.95);
  }
  75% {
    transform: translate(10px, 20px) scale(1.02);
  }
}

/* 内容区域 */
.content {
  position: relative;
  z-index: 10;
  min-height: 100vh;
  padding: 2rem;
  color: white;
}

/* 响应式调整 */
@media (max-width: 768px) {
  .blob {
    filter: blur(40px);
  }

  .blob-1 {
    width: 250px;
    height: 250px;
  }

  .blob-2 {
    width: 200px;
    height: 200px;
  }

  .blob-3 {
    width: 300px;
    height: 300px;
  }

  .blob-4 {
    width: 220px;
    height: 220px;
  }

  .blob-5 {
    width: 180px;
    height: 180px;
  }

  .blob-6 {
    width: 280px;
    height: 280px;
  }
}