.main {
  width: 100%;
  height: 100vh;
  background-color: #F5EFE6;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 60px 20px;
  overflow: hidden;
  background: linear-gradient(135deg, #F5EFE6 0%, #E8DFCA 100%);
  position: relative;
}

/* 添加背景动态效果 */
.main::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 50% 50%, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0) 70%);
  pointer-events: none;
}

/* 加载动画样式 */
#loader-wrapper {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 999;
  overflow: hidden;
}

.loader {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 2;
}

.loader-section {
  position: fixed;
  top: 0;
  width: 51%;
  height: 100%;
  background: #eee;
  z-index: 1;
  transition: all 0.6s cubic-bezier(0.645, 0.045, 0.355, 1);
}

.section-left {
  left: 0;
}

.section-right {
  right: 0;
}

/* 加载完成后隐藏 */
.loaded {
  visibility: hidden;
  transform: translateY(-100%);
  transition: all 0.3s 1s ease-out;
}

/* 添加加载动画样式 */
.loading-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid #f3f3f3;
  border-top: 3px solid #ff923e;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.loaded .loader-section.section-left {
  transform: translateX(-100%);
}

.loaded .loader-section.section-right {
  transform: translateX(100%);
}