/* 水印样式 */
.watermark-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
  overflow: hidden;
  user-select: none;
}

.watermark {
  position: absolute;
  font-size: 16px;
  font-weight: bold;
  color: rgba(0, 0, 0, 0.02);
  white-space: nowrap;
  transform: rotate(-45deg);
}

/* 深色模式下的水印 */
.dark .watermark {
  color: rgba(255, 255, 255, 0.06);
}

/* 客服按钮样式 */
.customer-service {
  position: fixed;
  bottom: 80px;
  right: 20px;
  z-index: 1000;
  cursor: pointer;
  animation: pulse 2s infinite;
}

.customer-service img {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s ease;
}

.customer-service:hover img {
  transform: scale(1.1);
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

/* 移动端适配 */
@media (max-width: 768px) {
  .watermark {
    font-size: 60px;
  }

  .customer-service {
    bottom: 60px;
    right: 15px;
  }

  .customer-service img {
    width: 50px;
    height: 50px;
  }
}