/* 弹窗样式 */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  z-index: 10000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.modal-overlay.show {
  display: flex;
  opacity: 1;
}

.modal-content {
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.98) 0%, rgba(30, 41, 59, 0.98) 100%);
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
  max-width: 600px;
  width: 100%;
  max-height: 80vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transform: scale(0.9);
  transition: transform 0.3s ease;
  backdrop-filter: blur(20px);
}

.modal-overlay.show .modal-content {
  transform: scale(1);
}

.modal-header {
  padding: 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(37, 99, 235, 0.1);
}

.modal-header h2 {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
  color: #fff;
}

.modal-close {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  cursor: pointer;
  font-size: 20px;
  line-height: 1;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-close:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: rotate(90deg);
}

.modal-body {
  padding: 20px;
  overflow-y: auto;
  flex: 1;
  color: #e2e8f0;
  font-size: 14px;
  line-height: 1.8;
}

.modal-body::-webkit-scrollbar {
  width: 6px;
}

.modal-body::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 3px;
}

.modal-body::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.2);
  border-radius: 3px;
}

.modal-body h3 {
  color: #fff;
  font-size: 16px;
  margin-top: 20px;
  margin-bottom: 10px;
}

.modal-body p {
  margin-bottom: 12px;
}

.modal-body section {
  margin-bottom: 24px;
}

@media (max-width: 768px) {
  .modal-overlay {
    padding: 10px;
    align-items: center;
    justify-content: center;
  }
  
  .modal-content {
    max-width: 95vw;
    max-height: 90vh;
    border-radius: 12px;
    margin: auto;
  }
  
  .modal-header {
    padding: 16px;
    text-align: center;
  }
  
  .modal-header h2 {
    text-align: center;
    flex: 1;
  }
  
  .modal-body {
    padding: 16px;
    font-size: 13px;
    text-align: left;
  }
  
  .modal-body h3 {
    text-align: left;
  }
  
  .modal-body p {
    text-align: left;
  }
}