/* 深色主题基础样式 */
:root {
    --bg-primary: #0a0a0a;
    --bg-secondary: #1a1a1a;
    --bg-tertiary: #2a2a2a;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --accent-primary: #4a9eff;
    --accent-secondary: #6c63ff;
    --border-color: #333333;
    --success-color: #4caf50;
    --error-color: #f44336;
    --warning-color: #ff9800;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

.dark-theme {
    background-color: var(--bg-primary);
    color: var(--text-primary);
}

/* 应用容器 */
.app-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* 导航栏 */
.nav-bar {
    background-color: var(--bg-secondary);
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-title {
    font-size: 1.5rem;
    font-weight: bold;
    margin-bottom: 0.5rem;
}

.nav-menu {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.nav-btn {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-btn:hover {
    background-color: var(--accent-primary);
    transform: translateY(-2px);
}

.nav-btn.active {
    background-color: var(--accent-primary);
    border-color: var(--accent-primary);
}

.icon {
    font-size: 1.2rem;
}

/* 主内容区域 */
.main-content {
    flex: 1;
    padding: 1rem;
    padding-bottom: 5rem;
}

.page {
    display: none;
    animation: fadeIn 0.3s ease;
}

.page.active {
    display: block;
}

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

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.page-header h2 {
    font-size: 1.8rem;
    color: var(--text-primary);
}

.time-display {
    color: var(--text-secondary);
    font-size: 1.2rem;
    font-weight: 300;
}

/* 按钮样式 */
.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 0.5rem;
    cursor: pointer;
    font-size: 1rem;
    transition: all 0.3s ease;
    font-weight: 500;
}

.btn.primary {
    background-color: var(--accent-primary);
    color: white;
}

.btn.primary:hover {
    background-color: #3a8eef;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(74, 158, 255, 0.3);
}

.btn.secondary {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn.secondary:hover {
    background-color: var(--bg-secondary);
    transform: translateY(-2px);
}

/* // 添加小按钮样式 */
.btn-sm {
    padding: 0.2rem 0.5rem;  /* 减小内边距 */
    font-size: 0.775rem;  /* 减小字体大小 */
}

/* SQL查询页面 */
.sql-query-container {
    background-color: var(--bg-secondary);
    border-radius: 1rem;
    padding: 1.5rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.sql-input-area {
    margin-bottom: 1rem;
}

.sql-input-area textarea {
    width: 100%;
    min-height: 150px;
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    padding: 1rem;
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 0.9rem;
    resize: vertical;
}

.sql-input-area textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 2px rgba(74, 158, 255, 0.2);
}

/* 表选择器样式 */
.table-selector {
    margin-bottom: 1rem;
    padding: 1rem;
    background-color: var(--bg-tertiary);
    border-radius: 0.5rem;
    border: 1px solid var(--border-color);
}

.table-selector label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* 表搜索框样式 */
.table-search-container {
    margin-bottom: 0.75rem;
}

#table-search {
    width: 100%;
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    padding: 0.5rem;
    font-size: 0.9rem;
    font-family: 'Consolas', 'Monaco', monospace;
}

#table-search:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 2px rgba(74, 158, 255, 0.2);
}

.search-info {
    margin-top: 0.5rem;
    font-size: 0.8rem;
    color: var(--text-secondary);
    text-align: right;
}

/* 复选框容器样式 */
.checkbox-container {
    max-height: 200px;
    overflow-y: auto;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    padding: 0.5rem;
}

.checkbox-item {
    display: flex;
    align-items: center;
    padding: 0.5rem;
    border-radius: 0.25rem;
    margin-bottom: 0.25rem;
}

.checkbox-item:hover {
    background-color: rgba(74, 158, 255, 0.1);
}

.checkbox-item input[type="checkbox"] {
    margin-right: 0.5rem;
    accent-color: var(--accent-primary);
}

/* 在适当的位置添加或修改 */
#history-sql-modal {
    display: none;
    /* 其他现有样式保持不变 */
}

.checkbox-item label {
    margin: 0;
    cursor: pointer;
    color: var(--text-primary);
    font-size: 0.9rem;
    font-family: 'Consolas', 'Monaco', monospace;
}
.table-selector select {
    width: 100%;
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    padding: 0.75rem;
    font-size: 0.9rem;
    font-family: 'Consolas', 'Monaco', monospace;
}

.table-selector select option {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    padding: 0.5rem;
}

.sql-actions {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.query-result {
    background-color: var(--bg-tertiary);
    border-radius: 0.5rem;
    padding: 1rem;
    /* min-height: 200px; */
    /* max-height: 400px; */
    overflow-y: auto;
}

.result-placeholder {
    color: var(--text-secondary);
    text-align: center;
    padding: 2rem;
}

/* 数据列表页面 */
.data-list-container {
    background-color: var(--bg-secondary);
    border-radius: 1rem;
    padding: 1.5rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.search-bar {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
}

.search-bar input {
    flex: 1;
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    padding: 0.75rem 1rem;
    font-size: 1rem;
}

.search-bar input:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 2px rgba(74, 158, 255, 0.2);
}

.table-container {
    overflow-x: auto;
    margin-bottom: 1.5rem;
    border-radius: 0.5rem;
    border: 1px solid var(--border-color);
}

table {
    width: 100%;
    border-collapse: collapse;
}

th, td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

th {
    background-color: var(--bg-tertiary);
    font-weight: 600;
    color: var(--text-primary);
    position: sticky;
    top: 0;
}

tr:hover {
    background-color: rgba(74, 158, 255, 0.1);
}

tr.selected {
    background-color: rgba(74, 158, 255, 0.2);
}

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
}

#page-info {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

/* 表字段页面 */
.fields-container {
    background-color: var(--bg-secondary);
    border-radius: 1rem;
    padding: 1.5rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.fields-list {
    margin-bottom: 1.5rem;
}

.field-item {
    display: flex;
    flex-direction: column;
    padding: 1rem;
    background-color: var(--bg-tertiary);
    border-radius: 0.5rem;
    margin-bottom: 0.5rem;
    transition: all 0.3s ease;
}

.field-item > div:first-child {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
}

.field-comment {
    width: 100%;
    word-break: break-word;
    overflow-wrap: break-word;
    margin-top: 0.5rem;
    padding-top: 0.5rem;
    border-top: 1px dashed #e0e0e0;
}

.field-item:hover {
    transform: translateX(5px);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.field-name {
    font-weight: 600;
    color: var(--text-primary);
}

.field-type {
    color: var(--text-secondary);
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 0.9rem;
}

/* 数据库连接页面 */
.connection-container {
    background-color: var(--bg-secondary);
    border-radius: 1rem;
    padding: 1.5rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.connection-form {
    margin-bottom: 2rem;
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.form-group input,
.form-group select {
    width: 100%;
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    padding: 0.75rem 1rem;
    font-size: 1rem;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 2px rgba(74, 158, 255, 0.2);
}

.form-actions {
    display: flex;
    gap: 1rem;
}

.connection-status {
    background-color: var(--bg-tertiary);
    border-radius: 0.5rem;
    padding: 1.5rem;
}

.status-item {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
}

.status-label {
    color: var(--text-secondary);
}

.status-value {
    font-weight: 600;
}

.status-value.connected {
    color: var(--success-color);
}

.status-value.disconnected {
    color: var(--error-color);
}

/* 数据表列表页面 */
.table-list-container {
    background-color: var(--bg-secondary);
    border-radius: 1rem;
    padding: 1.5rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.table-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
}

.table-card {
    background-color: var(--bg-tertiary);
    border-radius: 0.75rem;
    padding: 1.5rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
}

.table-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
    border-color: var(--accent-primary);
}

.table-icon {
    font-size: 3rem;
    margin-bottom: 0.5rem;
}

.table-name {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
    color: var(--text-primary);
    word-wrap: break-word;
    white-space: normal;
}

.table-info {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* 底部操作栏 */
.bottom-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: space-around;
    padding: 0.5rem 0;
    z-index: 100;
}

.bottom-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    padding: 0.5rem 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 0.9rem;
}

.bottom-btn:hover {
    color: var(--accent-primary);
}

.bottom-btn.active {
    color: var(--accent-primary);
}

/* 模态框 */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background-color: var(--bg-secondary);
    border-radius: 1rem;
    padding: 2rem;
    max-width: 500px;
    width: 90%;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.modal-content h3 {
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.modal-actions {
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
    margin-top: 1.5rem;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .nav-menu {
        justify-content: center;
    }

    .nav-btn {
        font-size: 0.9rem;
        padding: 0.4rem 0.8rem;
    }

    .table-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    }

    .bottom-btn {
        font-size: 0.8rem;
        padding: 0.4rem 0.8rem;
    }

    .pagination {
        flex-wrap: wrap;
        gap: 0.3rem;
    }

    .pagination .btn {
        padding: 0.4rem 0.7rem;
        font-size: 0.8rem;
    }

    #page-info {
        flex: 100%;
        text-align: center;
        margin: 0.3rem 0;
    }

    .sql-actions,
    .form-actions,
    .modal-actions {
        flex-direction: column;
    }

    .btn {
        width: 100%;
    }
}

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-tertiary);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

/* 编辑按钮样式 */
.btn-edit {
    background: none;
    border: none;
    color: var(--accent-primary);
    cursor: pointer;
    font-size: 1.2rem;
    padding: 0.25rem;
    transition: all 0.3s ease;
}

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

/* 编辑表单样式 */
#edit-form-fields {
    margin-bottom: 1.5rem;
    max-height: 400px;
    overflow-y: auto;
}

#edit-form-fields .form-group {
    margin-bottom: 1rem;
}

#edit-form-fields .form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    font-weight: 500;
}

#edit-form-fields .form-group input,
#edit-form-fields .form-group select {
    width: 100%;
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    padding: 0.75rem 1rem;
    font-size: 1rem;
}

#edit-form-fields .form-group input:focus,
#edit-form-fields .form-group select:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 2px rgba(74, 158, 255, 0.2);
}

/* 确认对话框样式 */
.confirm-dialog {
    max-width: 400px;
}

.confirm-dialog p {
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
}

/* 表格操作列 */
td:last-child {
    text-align: center;
    width: 80px;
}

/* 编辑模式样式 */
tr.editing {
    background-color: rgba(74, 158, 255, 0.1);
}

tr.editing td {
    padding: 0.25rem;
}

tr.editing input {
    width: 100%;
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--accent-primary);
    border-radius: 0.25rem;
    padding: 0.5rem;
    font-size: 0.9rem;
}

.sql-preview {
    margin: 15px 0;
    padding: 10px;
    background-color: #f5f5f5;
    border-radius: 4px;
    max-height: 200px;
    overflow-y: auto;
}

.sql-preview pre {
    margin: 0;
    white-space: pre-wrap;
    word-wrap: break-word;
    font-family: monospace;
    color: #333;
}

/* 针对字段描述的额外样式优化 */
.field-comment {
    margin-top: 5px;
    padding: 5px;
    font-style: italic;
    color: #666;
    width: 100%;
    word-break: break-word;
    overflow-wrap: break-word;
}
.sortable {
    cursor: pointer;
    position: relative;
    padding-right: 20px;
}

.sort-icon {
    position: absolute;
    right: 5px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 12px; /* 调整图标大小 */
}

.sort-icon-placeholder {
    opacity: 0.3; /* 未激活状态下图标透明度降低 */
}

/* 图表分析模态框样式 */
.chart-modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.7);
    padding: 1rem;
}

.chart-modal-content {
    background-color: var(--bg-secondary);
    border-radius: 0.75rem;
    border: 1px solid var(--border-color);
    max-width: 95%;
    margin: 5% auto;
    width: 100%;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.chart-modal .modal-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;

}

.chart-modal .modal-body {
    padding: 1.5rem;
    overflow-y: auto;
    flex: 1;
}

.chart-modal .modal-actions {
    padding: 1rem 1.5rem 1.5rem;
    border-top: 1px solid var(--border-color);
}

.chart-type-selector {
    display: flex;
    gap: 0.5rem;
    margin-top: 0.5rem;
    flex-wrap: wrap;
}

.chart-type-btn {
    padding: 0.5rem 1rem;
    border: 1px solid var(--border-color);
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border-radius: 0.3rem;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 0.9rem;
}

.chart-type-btn:hover {
    background-color: var(--bg-secondary);
    border-color: var(--accent-primary);
}

.chart-type-btn.active {
    background-color: var(--accent-primary);
    color: white;
    border-color: var(--accent-primary);
}

.chart-modal .form-group {
    margin-bottom: 1.5rem;
}

.chart-modal .form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.chart-modal .form-group select {
    width: 100%;
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    padding: 0.75rem 1rem;
    font-size: 1rem;
}

.chart-modal .form-group select:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 2px rgba(74, 158, 255, 0.2);
}

#chart-container {
    width: 100%;
    min-height: 400px;
    max-height: 500px;
    margin-top: 1.5rem;
    border-radius: 0.5rem;
    background-color: var(--bg-tertiary);
}

/* 响应式设计 - 适配H5设备 */
@media (max-width: 768px) {
    .chart-modal-content {
        margin: 10% auto;
        max-height: 85vh;
    }
    
    .chart-modal .modal-header,
    .chart-modal .modal-body,
    .chart-modal .modal-actions {
        padding: 1rem;
    }
    
    .chart-type-selector {
        gap: 0.3rem;
    }
    
    .chart-type-btn {
        padding: 0.4rem 0.8rem;
        font-size: 0.8rem;
    }
    
    #chart-container {
        min-height: 300px;
        max-height: 400px;
    }
}

@media (max-width: 480px) {
    .chart-modal {
        padding: 0.5rem;
    }
    
    .chart-modal-content {
        margin: 15% auto;
        max-height: 80vh;
    }
    
    #chart-container {
        min-height: 250px;
        max-height: 300px;
    }
}