/* 入场弹窗样式 */
.entrance-popup {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 10001; /* 确保在最上层，高于其他元素 */
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  pointer-events: none;
}

.entrance-popup.show {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.popup-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: transparent;
  /* 完全透明，不影响主要内容阅读 */
}

.popup-content {
  position: absolute;
  top: 20px;
  right: 20px;
  max-width: 320px;
  min-width: 280px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border-radius: 12px;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
  overflow: hidden;
  transform: translateY(-20px);
  transition: transform 0.3s ease;
  border: 1px solid rgba(255, 255, 255, 0.3);
  z-index: 10000; /* 确保弹窗在最上层 */
}

.entrance-popup.show .popup-content {
  transform: translateY(0);
}

.popup-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  background: rgba(255, 255, 255, 0.1);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.popup-title {
  font-size: 14px;
  font-weight: 600;
  color: #ffffff;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.popup-close {
  font-size: 18px;
  font-weight: bold;
  color: #ffffff;
  cursor: pointer;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.2s ease;
  user-select: none;
}

.popup-close:hover {
  background-color: rgba(255, 255, 255, 0.2);
}

.popup-body {
  padding: 16px;
}

.popup-text {
  font-size: 14px;
  line-height: 1.5;
  color: #ffffff;
  text-align: center;
  margin: 0;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

/* 移动端适配 */
@media (max-width: 768px) {
  .popup-content {
    top: 10px;
    right: 10px;
    left: 10px;
    max-width: none;
    min-width: auto;
  }
  
  .popup-text {
    font-size: 13px;
  }
  
  .popup-header {
    padding: 10px 12px;
  }
  
  .popup-body {
    padding: 12px;
  }
}

/* 小屏幕移动设备 */
@media (max-width: 480px) {
  .popup-content {
    top: 10px;
    right: 10px;
    left: 10px;
  }
  
  .popup-text {
    font-size: 12px;
  }
  
  .popup-title {
    font-size: 13px;
  }
}

/* 暗色模式适配 */
[data-theme="dark"] .popup-content {
  background: linear-gradient(135deg, #2d3748 0%, #4a5568 100%);
  border-color: rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .popup-header {
  background: rgba(255, 255, 255, 0.05);
  border-bottom-color: rgba(255, 255, 255, 0.05);
}

/* 动画效果 */
@keyframes slideInFromTop {
  from {
    transform: translateY(-30px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.entrance-popup.show .popup-content {
  animation: slideInFromTop 0.4s ease-out;
}

/* 防止弹窗影响主要内容 */
.entrance-popup .popup-overlay {
  pointer-events: none;
}

.entrance-popup .popup-content {
  pointer-events: auto;
}