/* 开发者反馈样式 */

/* 固定按钮 */
.feedback-btn {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 1000;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  border: none;
  border-radius: 50px;
  padding: 12px 24px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

.feedback-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(102, 126, 234, 0.5);
}

.feedback-btn:active {
  transform: translateY(0);
}

.feedback-btn i {
  font-size: 16px;
}

/* 模态框 */
.feedback-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 2000;
  justify-content: center;
  align-items: center;
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.feedback-modal-content {
  background: white;
  border-radius: 12px;
  width: 90%;
  max-width: 600px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
  animation: slideUp 0.3s ease;
}

@keyframes slideUp {
  from {
    transform: translateY(30px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.feedback-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px;
  border-bottom: 1px solid #e5e7eb;
}

.feedback-modal-header h3 {
  margin: 0;
  font-size: 20px;
  font-weight: 600;
  color: #1f2937;
}

.feedback-modal-close {
  background: none;
  border: none;
  font-size: 28px;
  color: #6b7280;
  cursor: pointer;
  padding: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  transition: all 0.2s ease;
}

.feedback-modal-close:hover {
  background-color: #f3f4f6;
  color: #1f2937;
}

/* 表单样式 */
.feedback-form {
  padding: 24px;
}

.feedback-form-group {
  margin-bottom: 20px;
}

.feedback-form-group label {
  display: block;
  margin-bottom: 8px;
  font-size: 14px;
  font-weight: 500;
  color: #374151;
}

.feedback-form-group .required {
  color: #ef4444;
  margin-left: 2px;
}

.feedback-form-group select,
.feedback-form-group input[type="text"],
.feedback-form-group textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid #d1d5db;
  border-radius: 6px;
  font-size: 14px;
  font-family: inherit;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  box-sizing: border-box;
}

.feedback-form-group select:focus,
.feedback-form-group input[type="text"]:focus,
.feedback-form-group textarea:focus {
  outline: none;
  border-color: #667eea;
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.feedback-form-group textarea {
  resize: vertical;
  min-height: 120px;
  font-family: inherit;
}

.feedback-form-group input[readonly] {
  background-color: #f9fafb;
  color: #6b7280;
  cursor: not-allowed;
}

/* 表单操作按钮 */
.feedback-form-actions {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid #e5e7eb;
}

.feedback-btn-submit,
.feedback-btn-cancel {
  padding: 10px 24px;
  border: none;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  font-family: inherit;
}

.feedback-btn-submit {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
}

.feedback-btn-submit:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

.feedback-btn-submit:active:not(:disabled) {
  transform: translateY(0);
}

.feedback-btn-submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.feedback-btn-cancel {
  background: #f3f4f6;
  color: #374151;
}

.feedback-btn-cancel:hover {
  background: #e5e7eb;
}

/* 响应式设计 */
@media (max-width: 768px) {
  .feedback-btn {
    bottom: 20px;
    right: 20px;
    padding: 10px 20px;
    font-size: 13px;
  }

  .feedback-modal-content {
    width: 95%;
    margin: 20px;
  }

  .feedback-form {
    padding: 20px;
  }

  .feedback-form-actions {
    flex-direction: column;
  }

  .feedback-btn-submit,
  .feedback-btn-cancel {
    width: 100%;
  }
}