/* Dashboard Layout */
.dashboard-body {
    background-color: var(--bg-secondary);
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: 280px;
    background-color: var(--bg-primary);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    position: fixed;
    left: 0;
    top: 0;
    height: 100vh;
    z-index: 100;
    transition: transform var(--transition-normal);
}

.sidebar-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

.sidebar-brand i {
    color: var(--primary-color);
    font-size: 1.5rem;
}

.sidebar-nav {
    flex: 1;
    padding: var(--spacing-lg) 0;
    overflow-y: auto;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: all var(--transition-fast);
    border-right: 3px solid transparent;
}

.nav-item:hover {
    background-color: var(--gray-50);
    color: var(--text-primary);
}

.nav-item.active {
    background-color: rgba(99, 102, 241, 0.1);
    color: var(--primary-color);
    border-right-color: var(--primary-color);
}

.nav-item i {
    width: 20px;
    text-align: center;
}

.sidebar-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
}

.user-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.user-avatar {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-inverse);
}

.user-details {
    display: flex;
    flex-direction: column;
}

.user-name {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.875rem;
}

.user-plan {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: 280px;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.dashboard-header {
    background-color: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 50;
}

.header-left {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.sidebar-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.25rem;
    color: var(--text-secondary);
    cursor: pointer;
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.sidebar-toggle:hover {
    background-color: var(--gray-100);
    color: var(--text-primary);
}

.page-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.header-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.action-btn {
    position: relative;
    background: none;
    border: none;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.action-btn:hover {
    background-color: var(--gray-100);
    color: var(--text-primary);
}

.notification-badge {
    position: absolute;
    top: 8px;
    right: 8px;
    background-color: var(--danger-color);
    color: var(--text-inverse);
    font-size: 0.625rem;
    font-weight: 600;
    padding: 2px 6px;
    border-radius: 10px;
    min-width: 18px;
    text-align: center;
}

/* Content Wrapper */
.content-wrapper {
    flex: 1;
    padding: var(--spacing-lg);
    overflow-y: auto;
}

.content-section {
    display: none;
}

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

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.stat-card {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    transition: all var(--transition-normal);
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.stat-icon {
    width: 3rem;
    height: 3rem;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-inverse);
    font-size: 1.25rem;
}

.stat-info h3 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 var(--spacing-xs) 0;
}

.stat-info p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin: 0;
}

/* Dashboard Grid */
.dashboard-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.dashboard-card {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.card-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-header h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

/* Project List */
.project-list {
    padding: var(--spacing-lg);
}

.project-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--border-light);
}

.project-item:last-child {
    border-bottom: none;
}

.project-icon {
    width: 40px;
    height: 40px;
    background-color: var(--gray-100);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
}

.project-info {
    flex: 1;
}

.project-info h4 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 var(--spacing-xs) 0;
}

.project-info p {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin: 0;
}

/* Progress List */
.progress-list {
    padding: var(--spacing-lg);
}

.progress-item {
    margin-bottom: var(--spacing-lg);
}

.progress-item:last-child {
    margin-bottom: 0;
}

.progress-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
    font-size: 0.875rem;
}

.progress-percent {
    font-weight: 600;
    color: var(--primary-color);
}

/* Insights List */
.insights-list {
    padding: var(--spacing-lg);
}

.insight-item {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--border-light);
}

.insight-item:last-child {
    border-bottom: none;
}

.insight-icon {
    width: 40px;
    height: 40px;
    background-color: var(--gray-100);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-color);
    flex-shrink: 0;
}

.insight-content {
    flex: 1;
}

.insight-content h4 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 var(--spacing-xs) 0;
}

.insight-content p {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin: 0 0 var(--spacing-xs) 0;
    line-height: 1.4;
}

.insight-time {
    font-size: 0.625rem;
    color: var(--text-tertiary);
}

/* Upload Section */
.upload-container {
    max-width: 800px;
    margin: 0 auto;
}

.upload-methods {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-2xl);
    justify-content: center;
}

.upload-method {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-lg);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
    min-width: 120px;
}

.upload-method:hover {
    border-color: var(--primary-color);
    background-color: rgba(99, 102, 241, 0.05);
}

.upload-method.active {
    border-color: var(--primary-color);
    background-color: rgba(99, 102, 241, 0.1);
    color: var(--primary-color);
}

.upload-method i {
    font-size: 1.5rem;
}

.upload-method span {
    font-size: 0.875rem;
    font-weight: 500;
}

.upload-area {
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-3xl);
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    transition: all var(--transition-fast);
    cursor: pointer;
}

.upload-area:hover,
.upload-area.dragover {
    border-color: var(--primary-color);
    background-color: rgba(99, 102, 241, 0.05);
}

.upload-content i {
    font-size: 3rem;
    color: var(--gray-300);
    margin-bottom: var(--spacing-lg);
}

.upload-content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.upload-content p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

.upload-options {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-2xl);
    padding: var(--spacing-lg);
    background-color: var(--bg-primary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
}

.option-group {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.option-group label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
    font-size: 0.875rem;
    color: var(--text-primary);
}

.uploaded-files {
    display: none;
}

.uploaded-files.has-files {
    display: block;
}

/* Analysis Section */
.analysis-container {
    max-width: 1200px;
    margin: 0 auto;
}

.analysis-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-2xl);
}

.analysis-header h2 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.analysis-filters {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.filter-select {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    cursor: pointer;
}

/* Papers Grid */
.papers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
    gap: var(--spacing-lg);
}

.paper-card {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    overflow: hidden;
    transition: all var(--transition-normal);
}

.paper-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.paper-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    gap: var(--spacing-md);
    align-items: flex-start;
}

.paper-icon {
    width: 40px;
    height: 40px;
    background-color: var(--gray-100);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--danger-color);
    flex-shrink: 0;
}

.paper-info {
    flex: 1;
}

.paper-info h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 var(--spacing-xs) 0;
    line-height: 1.3;
}

.paper-authors {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin: 0 0 var(--spacing-xs) 0;
}

.paper-journal {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    font-style: italic;
    margin: 0;
}

.paper-summary {
    padding: var(--spacing-lg);
}

.paper-summary h4 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 var(--spacing-sm) 0;
}

.paper-summary ul {
    margin: 0;
    padding-left: var(--spacing-lg);
}

.paper-summary li {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
    line-height: 1.4;
}

.paper-actions {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    display: flex;
    gap: var(--spacing-sm);
}

/* Processing Indicator */
.processing-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-lg) 0;
}

.processing-indicator p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin: 0;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
    
    .papers-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }
    
    .sidebar.open {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .sidebar-toggle {
        display: block;
    }
    
    .stats-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
    
    .header-right {
        gap: var(--spacing-md);
    }
    
    .analysis-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-md);
    }
    
    .analysis-filters {
        width: 100%;
        justify-content: flex-end;
    }
    
    .upload-methods {
        flex-direction: column;
        align-items: center;
    }
    
    .upload-method {
        width: 100%;
        max-width: 200px;
    }
}

@media (max-width: 480px) {
    .content-wrapper {
        padding: var(--spacing-md);
    }
    
    .dashboard-header {
        padding: var(--spacing-md);
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .stat-card {
        flex-direction: column;
        text-align: center;
    }
    
    .paper-header {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .paper-actions {
        flex-direction: column;
    }
}


/* Analysis Detail Page Styles */
.confidence-indicator {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.confidence-bar {
    width: 100px;
    height: 4px;
    background-color: var(--gray-200);
    border-radius: 2px;
    overflow: hidden;
}

.confidence-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--success-color) 0%, var(--primary-color) 100%);
    transition: width var(--transition-normal);
}

.summary-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.highlight-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background-color: var(--gray-50);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--primary-color);
}

.highlight-item i {
    color: var(--primary-color);
    font-size: 1.25rem;
    margin-top: var(--spacing-xs);
}

.highlight-item h4 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 var(--spacing-xs) 0;
}

.highlight-item p {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.4;
}

.findings-count {
    font-size: 0.875rem;
    color: var(--text-secondary);
    background-color: var(--gray-100);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-md);
}

.findings-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.finding-item {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

.finding-item:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-sm);
}

.finding-icon {
    width: 40px;
    height: 40px;
    background-color: var(--success-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-inverse);
    flex-shrink: 0;
}

.finding-content {
    flex: 1;
}

.finding-content h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 var(--spacing-sm) 0;
}

.finding-content p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin: 0 0 var(--spacing-sm) 0;
    line-height: 1.5;
}

.finding-meta {
    display: flex;
    gap: var(--spacing-lg);
    font-size: 0.75rem;
}

.finding-meta .confidence {
    color: var(--success-color);
    font-weight: 500;
}

.finding-meta .source {
    color: var(--text-tertiary);
}

.methodology-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.method-card {
    padding: var(--spacing-lg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    background-color: var(--gray-50);
}

.method-card h4 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 var(--spacing-xs) 0;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.method-card > p {
    font-size: 1rem;
    font-weight: 600;
    color: var(--primary-color);
    margin: 0 0 var(--spacing-sm) 0;
}

.method-details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.method-details span {
    font-size: 0.75rem;
    color: var(--text-secondary);
    padding: var(--spacing-xs) 0;
    border-bottom: 1px solid var(--border-light);
}

.method-details span:last-child {
    border-bottom: none;
}

.limitations-section {
    padding: var(--spacing-lg);
    background-color: rgba(245, 158, 11, 0.1);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--warning-color);
}

.limitations-section h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 var(--spacing-md) 0;
}

.limitations-section ul {
    margin: 0;
    padding-left: var(--spacing-lg);
}

.limitations-section li {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    line-height: 1.5;
}

.insights-count {
    font-size: 0.875rem;
    color: var(--text-secondary);
    background-color: var(--gray-100);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-md);
}

.insights-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.insight-card {
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    transition: all var(--transition-fast);
}

.insight-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.insight-card.strength {
    border-left: 4px solid var(--success-color);
    background-color: rgba(16, 185, 129, 0.05);
}

.insight-card.opportunity {
    border-left: 4px solid var(--primary-color);
    background-color: rgba(99, 102, 241, 0.05);
}

.insight-card.gap {
    border-left: 4px solid var(--warning-color);
    background-color: rgba(245, 158, 11, 0.05);
}

.insight-card.trend {
    border-left: 4px solid var(--accent-color);
    background-color: rgba(245, 158, 11, 0.05);
}

.insight-card.recommendation {
    border-left: 4px solid var(--primary-light);
    background-color: rgba(139, 92, 246, 0.05);
}

.insight-card.impact {
    border-left: 4px solid var(--danger-color);
    background-color: rgba(239, 68, 68, 0.05);
}

.insight-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.insight-header i {
    font-size: 1rem;
}

.insight-header h4 {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin: 0;
}

.insight-card.strength .insight-header i,
.insight-card.strength .insight-header h4 {
    color: var(--success-color);
}

.insight-card.opportunity .insight-header i,
.insight-card.opportunity .insight-header h4 {
    color: var(--primary-color);
}

.insight-card.gap .insight-header i,
.insight-card.gap .insight-header h4 {
    color: var(--warning-color);
}

.insight-card.trend .insight-header i,
.insight-card.trend .insight-header h4 {
    color: var(--accent-color);
}

.insight-card.recommendation .insight-header i,
.insight-card.recommendation .insight-header h4 {
    color: var(--primary-light);
}

.insight-card.impact .insight-header i,
.insight-card.impact .insight-header h4 {
    color: var(--danger-color);
}

.insight-card h5 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 var(--spacing-sm) 0;
}

.insight-card p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin: 0 0 var(--spacing-md) 0;
    line-height: 1.5;
}

.insight-confidence {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--primary-color);
    background-color: rgba(99, 102, 241, 0.1);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-md);
    display: inline-block;
}

.export-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.export-option {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

.export-option:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-sm);
}

.export-icon {
    width: 48px;
    height: 48px;
    background-color: var(--gray-100);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 1.25rem;
    flex-shrink: 0;
}

.export-info {
    flex: 1;
}

.export-info h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 var(--spacing-xs) 0;
}

.export-info p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.4;
}

.analysis-section {
    margin-bottom: var(--spacing-2xl);
}

.analysis-section:last-child {
    margin-bottom: 0;
}

/* Responsive adjustments for analysis detail */
@media (max-width: 768px) {
    .summary-highlights {
        grid-template-columns: 1fr;
    }
    
    .methodology-grid {
        grid-template-columns: 1fr;
    }
    
    .insights-grid {
        grid-template-columns: 1fr;
    }
    
    .export-options {
        grid-template-columns: 1fr;
    }
    
    .finding-item {
        flex-direction: column;
        text-align: center;
    }
    
    .export-option {
        flex-direction: column;
        text-align: center;
    }
}



/* User Profile Section in Sidebar */
.sidebar-footer {
    margin-top: auto;
    padding: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    position: relative;
}

.user-profile {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.user-profile:hover {
    background: var(--bg-tertiary);
}

.user-avatar {
    flex-shrink: 0;
}

.user-avatar img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--primary-color);
}

.user-info {
    flex: 1;
    min-width: 0;
}

.user-name {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.875rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-plan {
    font-size: 0.75rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.demo-badge {
    background: var(--warning-color);
    color: var(--text-inverse);
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    font-size: 0.625rem;
    font-weight: 600;
    text-transform: uppercase;
}

.user-menu-btn {
    background: none;
    border: none;
    color: var(--text-tertiary);
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: var(--radius-sm);
    transition: color var(--transition-fast);
}

.user-menu-btn:hover {
    color: var(--text-secondary);
}

.user-dropdown {
    position: absolute;
    bottom: 100%;
    left: var(--spacing-lg);
    right: var(--spacing-lg);
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: var(--spacing-sm);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all var(--transition-fast);
    z-index: 1000;
}

.user-dropdown.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    color: var(--text-primary);
    text-decoration: none;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    transition: background-color var(--transition-fast);
}

.dropdown-item:hover {
    background: var(--bg-secondary);
}

.dropdown-item i {
    width: 16px;
    color: var(--text-tertiary);
}

.dropdown-divider {
    height: 1px;
    background: var(--border-color);
    margin: var(--spacing-sm) 0;
}

/* Responsive adjustments for user profile */
@media (max-width: 768px) {
    .sidebar-footer {
        padding: var(--spacing-md);
    }
    
    .user-profile {
        padding: var(--spacing-sm);
    }
    
    .user-name {
        font-size: 0.8rem;
    }
    
    .user-plan {
        font-size: 0.7rem;
    }
}