/* 搜索模型界面样式 - 谷歌云风格设计 */

:root {
  /* 谷歌云色彩系统 */
  --gc-primary: #4285f4;
  --gc-primary-dark: #1a73e8;
  --gc-secondary: #34a853;
  --gc-accent: #fbbc05;
  --gc-error: #ea4335;
  --gc-text-primary: #202124;
  --gc-text-secondary: #5f6368;
  --gc-text-tertiary: #80868b;
  --gc-background: #ffffff;
  --gc-surface: #f8f9fa;
  --gc-surface-hover: #f1f3f4;
  --gc-border: #dadce0;
  --gc-shadow-sm: 0 1px 2px 0 rgba(60,64,67,0.3), 0 1px 3px 1px rgba(60,64,67,0.15);
  --gc-shadow-md: 0 1px 3px 0 rgba(60,64,67,0.3), 0 4px 8px 3px rgba(60,64,67,0.15);
  --gc-shadow-lg: 0 1px 3px 0 rgba(60,64,67,0.3), 0 4px 8px 3px rgba(60,64,67,0.15);
  --gc-border-radius: 8px;
  --gc-transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 全局样式 */
.search-page-container {
  font-family: 'Google Sans', 'Roboto', Arial, sans-serif;
  color: var(--gc-text-primary);
  background-color: var(--gc-surface);
  min-height: 100vh;
  padding: 40px 0;
}

/* 搜索头部区域 - 谷歌云风格 */
.search-header {
  text-align: center;
  margin-bottom: 40px;
  padding: 40px 0;
  background: var(--gc-background);
  border-radius: var(--gc-border-radius);
  color: var(--gc-text-primary);
  box-shadow: var(--gc-shadow-sm);
}

.search-header h2 {
  font-size: 2.5rem;
  font-weight: 400;
  margin-bottom: 12px;
  letter-spacing: -0.5px;
  line-height: 1.2;
}

.search-header p {
  font-size: 1.125rem;
  color: var(--gc-text-secondary);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.6;
}

/* 筛选面板 - 谷歌云风格 */
.filter-panel {
  background: var(--gc-background);
  border: 1px solid var(--gc-border);
  border-radius: var(--gc-border-radius);
  box-shadow: var(--gc-shadow-sm);
  margin-bottom: 24px;
  transition: var(--gc-transition);
}

.filter-panel:hover {
  box-shadow: var(--gc-shadow-md);
}

.filter-panel .card-header {
  background: var(--gc-surface);
  color: var(--gc-text-primary);
  padding: 16px 20px;
  border-bottom: 1px solid var(--gc-border);
}

.filter-panel .card-header h5 {
  font-size: 1rem;
  font-weight: 500;
  margin: 0;
  display: flex;
  align-items: center;
}

.filter-panel .card-header h5 i {
  margin-right: 8px;
  font-size: 1.2rem;
  color: var(--gc-primary);
}

.filter-panel .card-body {
  padding: 20px;
}

.filter-panel .form-label {
  font-weight: 500;
  color: var(--gc-text-primary);
  margin-bottom: 8px;
  font-size: 0.875rem;
}

.filter-panel .form-control,
.filter-panel .form-select {
  border: 1px solid var(--gc-border);
  border-radius: var(--gc-border-radius);
  padding: 10px 12px;
  font-size: 0.875rem;
  transition: var(--gc-transition);
  background-color: var(--gc-background);
}

.filter-panel .form-control:focus,
.filter-panel .form-select:focus {
  border-color: var(--gc-primary);
  box-shadow: 0 0 0 3px rgba(66, 133, 244, 0.1);
  outline: none;
}

.filter-panel .input-group-text {
  background-color: var(--gc-surface);
  border: 1px solid var(--gc-border);
  border-right: none;
  border-radius: var(--gc-border-radius) 0 0 var(--gc-border-radius);
  color: var(--gc-text-secondary);
}

.filter-panel .input-group .form-control {
  border-radius: 0 var(--gc-border-radius) var(--gc-border-radius) 0;
  border-left: none;
}

.filter-panel .btn-primary {
  background-color: var(--gc-primary);
  border: none;
  border-radius: var(--gc-border-radius);
  padding: 10px 16px;
  font-weight: 500;
  font-size: 0.875rem;
  transition: var(--gc-transition);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
}

.filter-panel .btn-primary:hover {
  background-color: var(--gc-primary-dark);
  box-shadow: var(--gc-shadow-md);
}

.filter-panel .btn-primary i {
  margin-right: 6px;
}

/* 管理员面板 */
.admin-panel {
  background: var(--gc-background);
  border: 1px solid var(--gc-border);
  border-radius: var(--gc-border-radius);
  box-shadow: var(--gc-shadow-sm);
  transition: var(--gc-transition);
  margin-top: 24px;
}

.admin-panel:hover {
  box-shadow: var(--gc-shadow-md);
}

.admin-panel .card-header {
  background: var(--gc-surface);
  color: var(--gc-text-primary);
  padding: 16px 20px;
  border-bottom: 1px solid var(--gc-border);
}

.admin-panel .card-header h5 {
  font-size: 1rem;
  font-weight: 500;
  margin: 0;
  display: flex;
  align-items: center;
}

.admin-panel .card-header h5 i {
  margin-right: 8px;
  font-size: 1.2rem;
  color: var(--gc-accent);
}

.admin-panel .card-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.admin-panel .btn {
  border-radius: var(--gc-border-radius);
  padding: 10px 16px;
  font-weight: 500;
  font-size: 0.875rem;
  transition: var(--gc-transition);
  display: flex;
  align-items: center;
  justify-content: center;
}

.admin-panel .btn-success {
  background-color: var(--gc-secondary);
  border: none;
  color: white;
}

.admin-panel .btn-outline-primary {
  border: 1px solid var(--gc-primary);
  color: var(--gc-primary);
  background-color: transparent;
}

.admin-panel .btn-success:hover,
.admin-panel .btn-outline-primary:hover {
  box-shadow: var(--gc-shadow-md);
}

.admin-panel .btn-success:hover {
  background-color: #0d652d;
}

.admin-panel .btn-outline-primary:hover {
  background-color: var(--gc-primary);
  color: white;
}

.admin-panel .btn i {
  margin-right: 6px;
}

/* 模型网格 */
.models-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
  margin-bottom: 32px;
}

/* 模型卡片 - 谷歌云风格 */
.model-card {
  background: var(--gc-background);
  border: 1px solid var(--gc-border);
  border-radius: var(--gc-border-radius);
  transition: var(--gc-transition);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.model-card:hover {
  box-shadow: var(--gc-shadow-lg);
  transform: translateY(-2px);
}

.model-card-image {
  position: relative;
  height: 180px;
  overflow: hidden;
  background-color: var(--gc-surface);
}

.model-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--gc-transition);
}

.model-card:hover .model-card-image img {
  transform: scale(1.02);
}

.model-card-badges {
  position: absolute;
  top: 12px;
  left: 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  z-index: 2;
}

.model-badge {
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 500;
  box-shadow: var(--gc-shadow-sm);
}

.model-badge-vip {
  background-color: rgba(251, 188, 5, 0.1);
  color: #f9ab00;
  border: 1px solid rgba(251, 188, 5, 0.2);
}

.model-badge-cloud {
  background-color: rgba(52, 168, 83, 0.1);
  color: var(--gc-secondary);
  border: 1px solid rgba(52, 168, 83, 0.2);
}

.model-badge-category {
  background-color: rgba(66, 133, 244, 0.1);
  color: var(--gc-primary);
  border: 1px solid rgba(66, 133, 244, 0.2);
}

.model-card-body {
  padding: 16px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.model-card-title {
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--gc-text-primary);
  margin-bottom: 8px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.model-card-description {
  font-size: 0.875rem;
  color: var(--gc-text-secondary);
  margin-bottom: 16px;
  line-height: 1.5;
  flex-grow: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.model-card-stats {
  display: flex;
  gap: 16px;
  margin-bottom: 16px;
  padding-top: 12px;
  border-top: 1px solid var(--gc-border);
}

.model-card-stat {
  font-size: 0.875rem;
  color: var(--gc-text-tertiary);
  display: flex;
  align-items: center;
}

.model-card-stat i {
  margin-right: 4px;
  font-size: 0.875rem;
}

.model-card-stat.downloads i {
  color: var(--gc-primary);
}

.model-card-stat.rating i {
  color: var(--gc-accent);
}

.model-card-footer {
  padding: 0 16px 16px;
}

.model-card-button {
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--gc-primary);
  color: white;
  border: none;
  border-radius: var(--gc-border-radius);
  padding: 10px 16px;
  font-weight: 500;
  font-size: 0.875rem;
  text-decoration: none;
  transition: var(--gc-transition);
}

.model-card-button:hover {
  background-color: var(--gc-primary-dark);
  box-shadow: var(--gc-shadow-md);
}

.model-card-button i {
  margin-right: 6px;
}

/* 空状态 */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  background: var(--gc-background);
  border: 1px solid var(--gc-border);
  border-radius: var(--gc-border-radius);
  box-shadow: var(--gc-shadow-sm);
}

.empty-state-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 16px;
  background-color: rgba(66, 133, 244, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gc-primary);
  font-size: 1.75rem;
}

.empty-state-title {
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--gc-text-primary);
  margin-bottom: 8px;
}

.empty-state-description {
  font-size: 1rem;
  color: var(--gc-text-secondary);
  margin-bottom: 24px;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

.empty-state-button {
  display: inline-flex;
  align-items: center;
  background-color: var(--gc-primary);
  color: white;
  border: none;
  border-radius: var(--gc-border-radius);
  padding: 10px 24px;
  font-weight: 500;
  font-size: 0.875rem;
  text-decoration: none;
  transition: var(--gc-transition);
}

.empty-state-button:hover {
  background-color: var(--gc-primary-dark);
  box-shadow: var(--gc-shadow-md);
}

.empty-state-button i {
  margin-right: 6px;
}

/* 分页样式 */
.pagination {
  display: flex;
  justify-content: center;
  margin-top: 40px;
}

.pagination .page-link {
  color: var(--gc-primary);
  border: 1px solid var(--gc-border);
  padding: 8px 12px;
  margin: 0 4px;
  border-radius: var(--gc-border-radius);
  transition: var(--gc-transition);
  background-color: var(--gc-background);
}

.pagination .page-item.active .page-link {
  background-color: var(--gc-primary);
  border-color: var(--gc-primary);
  color: white;
}

.pagination .page-link:hover {
  background-color: var(--gc-surface-hover);
  border-color: var(--gc-primary);
}

/* 响应式设计 */
@media (max-width: 992px) {
  .models-grid {
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 20px;
  }
}

@media (max-width: 768px) {
  .search-header h2 {
    font-size: 2rem;
  }
  
  .search-header p {
    font-size: 1rem;
  }
  
  .models-grid {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 16px;
  }
  
  .model-card-image {
    height: 160px;
  }
  
  .model-card-title {
    font-size: 1rem;
  }
  
  .model-card-description {
    font-size: 0.8125rem;
  }
}

@media (max-width: 576px) {
  .search-page-container {
    padding: 20px 0;
  }
  
  .search-header {
    margin-bottom: 30px;
    padding: 30px 0;
  }
  
  .search-header h2 {
    font-size: 1.75rem;
  }
  
  .models-grid {
    grid-template-columns: 1fr;
  }
  
  .model-card-image {
    height: 200px;
  }
  
  .filter-panel .card-body,
  .admin-panel .card-body {
    padding: 16px;
  }
}

/* 加载动画 */
.loading-spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(66, 133, 244, 0.2);
  border-radius: 50%;
  border-top-color: var(--gc-primary);
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* 淡入动画 */
.fade-in {
  animation: fadeIn 0.3s ease-in-out;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* 字体导入 */
@import url('https://fonts.googleapis.com/css2?family=Google+Sans:wght@400;500&family=Roboto:wght@400;500&display=swap');