/* 同族权利要求对比分析样式 */

/* 输入模式切换标签页 */
.family-input-mode-tabs {
    display: flex;
    gap: 5px;
    margin-bottom: 15px;
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 0;
}

.family-mode-tab {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    background: transparent;
    border: none;
    border-bottom: 3px solid transparent;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-color-secondary);
    transition: all 0.2s;
    margin-bottom: -2px;
}

.family-mode-tab:hover {
    color: var(--primary-color);
    background: rgba(34, 197, 94, 0.05);
}

.family-mode-tab.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
    background: rgba(34, 197, 94, 0.1);
}

.family-mode-tab svg {
    width: 16px;
    height: 16px;
}

/* 输入模式内容区 */
.family-input-mode-content {
    display: none;
}

.family-input-mode-content.active {
    display: block;
}

/* 专利号输入区 */
.family-input-area {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 20px;
}

.family-input-area input[type="text"] {
    width: 300px;
    padding: 10px 15px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 14px;
    font-family: inherit;
}

.family-input-area input[type="text"]:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.1);
}

.family-input-area .config-row {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 15px;
    flex-wrap: nowrap;
}

.family-input-area .config-row .config-item {
    flex: 0 0 auto;
    min-width: auto;
}

.family-input-area .config-row .config-item:first-child {
    display: flex;
    align-items: center;
    gap: 10px;
}

.family-input-area .config-row .config-item:first-child label {
    white-space: nowrap;
}

.primary-button {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
    flex-shrink: 0;
}

.primary-button svg {
    flex-shrink: 0;
}

#fetch_family_btn {
    padding: 8px 16px;
    font-size: 13px;
    gap: 6px;
    height: auto;
    min-height: 36px;
}

#fetch_family_btn svg {
    width: 14px;
    height: 14px;
}

.primary-button:hover {
    background-color: var(--primary-hover-color);
    transform: translateY(-1px);
}

.primary-button:active {
    transform: translateY(0);
}

.primary-button:disabled {
    background-color: #ccc;
    cursor: not-allowed;
    transform: none;
}

/* 同族专利列表区 */
.family-list-container {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 20px;
}

.family-list-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--border-color);
}

.family-list-header h3 {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 0;
    font-size: 18px;
    font-weight: 600;
    color: var(--text-color);
}

.family-list-header h3 svg {
    width: 20px;
    height: 20px;
    color: var(--primary-color);
}

.family-list-actions {
    display: flex;
    gap: 10px;
}

/* 同族专利网格 */
.family-patents-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 15px;
    margin-bottom: 20px;
    max-height: 400px;
    overflow-y: auto;
    padding: 5px;
}

.family-patents-grid::-webkit-scrollbar {
    width: 8px;
}

.family-patents-grid::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}

.family-patents-grid::-webkit-scrollbar-thumb {
    background: #888;
    border-radius: 4px;
}

.family-patents-grid::-webkit-scrollbar-thumb:hover {
    background: #555;
}

/* 同族专利卡片 */
.family-patent-card {
    background: #fff;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    padding: 15px;
    cursor: pointer;
    transition: all 0.2s;
    position: relative;
}

.family-patent-card:hover {
    border-color: var(--primary-color);
    box-shadow: 0 4px 12px rgba(34, 197, 94, 0.15);
    transform: translateY(-2px);
}

.family-patent-card.selected {
    border-color: var(--primary-color);
    background-color: rgba(34, 197, 94, 0.05);
}

.family-patent-card.selected::before {
    content: '✓';
    position: absolute;
    top: 10px;
    right: 10px;
    width: 24px;
    height: 24px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 14px;
}

.family-patent-header {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 10px;
}

.family-patent-checkbox {
    margin-top: 3px;
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.family-patent-number {
    font-weight: 600;
    color: var(--primary-color);
    font-size: 14px;
    word-break: break-all;
}

.family-patent-title {
    font-size: 13px;
    color: var(--text-color-secondary);
    line-height: 1.4;
    margin-bottom: 8px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.family-patent-info {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    font-size: 12px;
    color: #666;
}

.family-patent-info-item {
    display: flex;
    align-items: center;
    gap: 4px;
}

.family-patent-info-item::before {
    content: '•';
    color: var(--primary-color);
}

.family-patent-info-item:first-child::before {
    content: none;
}

/* 同族对比操作区 */
.family-comparison-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 15px;
    border-top: 2px solid var(--border-color);
    gap: 15px;
    flex-wrap: wrap;
}

.family-comparison-actions .config-item {
    display: flex;
    align-items: center;
    gap: 10px;
}

.family-comparison-actions select {
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 14px;
    font-family: inherit;
    min-width: 200px;
}

.family-comparison-actions select:focus {
    outline: none;
    border-color: var(--primary-color);
}

/* 加载状态 */
.family-loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.9);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.family-loading-overlay .spinner {
    width: 50px;
    height: 50px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.family-loading-overlay p {
    margin-top: 20px;
    font-size: 16px;
    color: var(--text-color);
}

/* 空状态 */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
    color: var(--text-color-secondary);
}

.empty-state svg {
    width: 64px;
    height: 64px;
    margin-bottom: 20px;
    opacity: 0.5;
}

.empty-state p {
    font-size: 16px;
    margin: 0;
}

/* 结果控制区 */
.result-controls {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.view-mode-selector {
    display: flex;
    gap: 5px;
}

.view-btn {
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    background: var(--surface-color);
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s;
}

.view-btn:hover {
    background: var(--border-color);
}

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

/* 统计面板 */
.stats-panel {
    display: flex;
    justify-content: center;
    gap: 30px;
    padding: 15px;
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    margin-bottom: 20px;
}

.stat-item {
    text-align: center;
}

.stat-label {
    display: block;
    font-size: 12px;
    color: var(--text-color-secondary);
    margin-bottom: 5px;
}

.stat-value {
    display: block;
    font-size: 24px;
    font-weight: 600;
    color: var(--primary-color);
}

/* 对比卡片容器 */
.comparison-cards-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
    gap: 20px;
}

/* 对比卡片 */
.comparison-card {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--border-color);
}

.card-header h4 {
    margin: 0;
    font-size: 16px;
    color: var(--text-color);
}

.similarity-score {
    font-size: 18px;
    font-weight: 600;
    color: var(--primary-color);
}

.card-content {
    font-size: 14px;
    line-height: 1.6;
}

.features-section {
    margin-bottom: 15px;
}

.features-section h5 {
    margin: 0 0 10px 0;
    font-size: 14px;
    color: var(--text-color);
    font-weight: 600;
}

.features-section ul {
    margin: 0;
    padding-left: 20px;
}

.features-section li {
    margin-bottom: 8px;
}

/* 并排视图 */
.side-by-side-view {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.side-by-side-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 20px;
}

.side-by-side-col {
    padding: 15px;
}

.side-by-side-col h4 {
    margin: 0 0 10px 0;
    font-size: 16px;
    color: var(--primary-color);
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 8px;
}

.side-by-side-col ul {
    margin: 0;
    padding-left: 20px;
}

.side-by-side-col li {
    margin-bottom: 5px;
    font-size: 14px;
}

/* 矩阵视图 */
.matrix-view {
    overflow-x: auto;
}

.matrix-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
}

.matrix-table th,
.matrix-table td {
    padding: 12px;
    text-align: center;
    border: 1px solid var(--border-color);
}

.matrix-table th {
    background: var(--primary-color);
    color: white;
    font-weight: 600;
}

.matrix-table td {
    font-size: 14px;
}

.matrix-cell-high {
    background: rgba(34, 197, 94, 0.2);
    color: #166534;
    font-weight: 600;
}

.matrix-cell-medium {
    background: rgba(234, 179, 8, 0.2);
    color: #854d0e;
    font-weight: 600;
}

.matrix-cell-low {
    background: rgba(239, 68, 68, 0.2);
    color: #991b1b;
    font-weight: 600;
}

.matrix-cell-diagonal {
    background: #f3f4f6;
    color: #9ca3af;
}

.matrix-cell-empty {
    background: #f9fafb;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .family-patents-grid {
        grid-template-columns: 1fr;
    }
    
    .family-comparison-actions {
        flex-direction: column;
        align-items: stretch;
    }
    
    .family-input-area input[type="text"] {
        width: 100%;
    }
    
    .family-list-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
}