/* 管理页面专用样式 */

/* 管理横幅 */
.admin-banner {
  background-image: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)), url('https://images.unsplash.com/photo-1542744173-8e7e53415bb0?w=1200&h=400&fit=crop');
  background-size: cover;
  background-position: center;
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--white);
  margin-top: 60px;
}

/* 管理导航 */
.admin-nav {
  background-color: var(--background-light);
  padding: var(--spacing-md) 0;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 60px;
  z-index: 100;
}

.admin-tabs {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.admin-tab {
  padding: var(--spacing-md) var(--spacing-lg);
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  cursor: pointer;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-medium);
  transition: all var(--transition-fast);
}

.admin-tab:hover {
  color: var(--primary-color);
}

.admin-tab.active {
  color: var(--primary-color);
  border-bottom-color: var(--primary-color);
}

/* 管理内容区域 */
.admin-content {
  display: none;
  padding: var(--spacing-xl) 0 var(--spacing-3xl);
  animation: fadeIn 0.3s ease;
}

.admin-content.active {
  display: block;
}

.admin-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-xl);
}

.admin-header h2 {
  margin: 0;
  color: var(--text-dark);
}

/* 表格样式 */
.admin-table {
  overflow-x: auto;
  margin-top: var(--spacing-lg);
}

table {
  width: 100%;
  border-collapse: collapse;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  background-color: var(--white);
}

thead {
  background-color: var(--primary-color);
  color: var(--white);
}

th, td {
  padding: var(--spacing-md);
  text-align: left;
  border-bottom: 1px solid #eee;
}

th {
  font-weight: 600;
}

tbody tr {
  transition: background-color var(--transition-fast);
}

tbody tr:hover {
  background-color: rgba(26, 188, 188, 0.05);
}

/* 按钮图标 */
.btn-icon {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.2rem;
  padding: 0.2rem 0.5rem;
  transition: transform var(--transition-fast);
}

.btn-icon:hover {
  transform: scale(1.2);
}

.edit-btn, .edit-audio, .edit-story {
  color: #4CAF50;
}

.delete-btn, .delete-audio, .delete-story {
  color: #F44336;
}

.play-audio {
  color: var(--primary-color);
}

/* 分页 */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--spacing-md);
  margin-top: var(--spacing-xl);
}

#page-info-dialect, #page-info-story {
  font-size: 0.9rem;
  color: var(--text-medium);
}

/* 设置页样式 */
.admin-settings {
  background-color: var(--white);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-xl);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.settings-group {
  margin-bottom: var(--spacing-xl);
  padding-bottom: var(--spacing-lg);
  border-bottom: 1px solid #eee;
}

.settings-group:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.settings-group h3 {
  margin-bottom: var(--spacing-md);
  color: var(--primary-color);
}

.checkbox-group {
  display: flex;
  align-items: center;
}

.checkbox-group input {
  margin-right: var(--spacing-sm);
}

/* 模态框样式 */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.7);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-md);
}

.modal.show {
  display: flex;
}

.modal-content {
  background-color: var(--white);
  border-radius: var(--border-radius-lg);
  width: 100%;
  max-width: 600px;
  max-height: 90vh;
  overflow-y: auto;
  padding: var(--spacing-xl);
  position: relative;
  animation: modalFadeIn 0.3s ease;
}

.modal-close {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-md);
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text-medium);
}

.modal h2 {
  margin-bottom: var(--spacing-xl);
  color: var(--primary-color);
  text-align: center;
}

/* 表单组 */
.form-group {
  margin-bottom: var(--spacing-lg);
}

.form-group label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: var(--spacing-md);
  border: 1px solid #ddd;
  border-radius: var(--border-radius-md);
  font-family: inherit;
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.form-actions {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
  margin-top: var(--spacing-xl);
}

/* 音频上传组 */
.audio-upload-group {
  display: flex;
  gap: var(--spacing-sm);
}

.audio-upload-group input {
  flex: 1;
}

/* 图片上传和预览 */
.image-upload-group {
  display: flex;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.image-upload-group input {
  flex: 1;
}

.image-preview {
  display: none;
  margin-top: var(--spacing-md);
  border: 1px solid #ddd;
  border-radius: var(--border-radius-md);
  overflow: hidden;
  width: 100%;
  height: 200px;
}

.image-preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.image-preview.show {
  display: block;
}

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

@keyframes modalFadeIn {
  from { 
    opacity: 0;
    transform: translateY(-20px);
  }
  to { 
    opacity: 1;
    transform: translateY(0);
  }
}

/* 响应式设计 */
@media (max-width: 768px) {
  .admin-tabs {
    flex-direction: column;
    align-items: center;
  }

  .admin-tab {
    width: 100%;
    text-align: center;
    border-bottom: none;
    border-left: 3px solid transparent;
  }

  .admin-tab.active {
    border-left-color: var(--primary-color);
    border-bottom-color: transparent;
  }

  .admin-header {
    flex-direction: column;
    gap: var(--spacing-md);
  }

  .audio-upload-group,
  .image-upload-group {
    flex-direction: column;
  }

  th, td {
    padding: var(--spacing-sm);
    font-size: 0.9rem;
  }
}

@media (max-width: 576px) {
  .form-actions {
    flex-direction: column;
  }
  
  .admin-tab {
    font-size: 0.9rem;
    padding: var(--spacing-sm) var(--spacing-md);
  }
}