/**
 * LogLynx Charts - Chart.js Styling & Chart Containers
 */

/* Chart Containers */
.chart-container {
    position: relative;
    background: var(--loglynx-card);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    margin-bottom: var(--space-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    overflow: visible;
    width: 100%;
}

.chart-container.small {
    height: 350px;
    max-height: 350px;
    padding-bottom: 40px;
}

.chart-container.medium {
    height: 450px;
    max-height: 450px;
    padding-bottom: 40px;
}

.chart-container.large {
    height: 550px;
    max-height: 550px;
    padding-bottom: 40px;
}

.chart-container.extra-large {
    height: 650px;
    max-height: 650px;
    padding-bottom: 40px;
}

.chart-container.auto-height {
    height: auto;
    min-height: 300px;
    padding-bottom: 40px;
}

/* Chart Header */
.chart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-lg);
    padding-bottom: var(--space-md);
    border-bottom: 1px solid var(--border-color);
}

.chart-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--loglynx-text-light);
    margin: 0;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.chart-title i {
    color: var(--loglynx-primary);
}

.chart-subtitle {
    color: var(--loglynx-text-muted);
    font-size: var(--font-size-sm);
    margin-top: var(--space-xs);
}

.chart-controls {
    display: flex;
    gap: var(--space-sm);
    align-items: center;
}

/* Time Range Selector */
.time-range-selector {
    display: flex;
    gap: 2px;
    background: var(--loglynx-bg-dark);
    padding: 3px;
    border-radius: var(--radius-sm);
}

.time-range-btn {
    background: transparent;
    border: none;
    color: var(--loglynx-text-muted);
    padding: 0.375rem 0.75rem;
    font-size: var(--font-size-xs);
    font-weight: 500;
    border-radius: 3px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.time-range-btn:hover {
    background: var(--loglynx-card);
    color: var(--loglynx-text);
}

.time-range-btn.active {
    background: var(--loglynx-primary);
    color: white;
}

/* Chart Canvas Wrapper */
.chart-wrapper {
    position: relative;
    width: 100%;
    height: 100%;
    padding: 5px;
    box-sizing: border-box;
}

canvas {
    width: 100% !important;
    height: auto !important;
    max-width: 100%;
    max-height: 100%;
    display: block;
    margin: 0 auto;
}

/* Direct canvas children in chart containers */
.chart-container > canvas {
    width: 100% !important;
    height: calc(100% - 60px) !important;
    padding: 5px;
    box-sizing: border-box;
}

/* Chart.js Theme Overrides for Dark Mode */
.chart-container canvas {
    color: var(--loglynx-text);
}

/* Force Chart.js legend colors for dark theme */
.chart-container .chartjs-legend,
.chart-container .chartjs-legend li,
.chart-container .chartjs-legend li span {
    color: var(--loglynx-text) !important;
}

/* Chart Loading State */
.chart-loading {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
}

.chart-loading .loading-spinner-large {
    width: 50px;
    height: 50px;
    border-width: 3px;
}

.chart-loading-text {
    color: var(--loglynx-text-muted);
    font-size: var(--font-size-sm);
}

/* Chart Empty State */
.chart-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 300px;
    color: var(--loglynx-text-muted);
    padding: var(--space-xl);
}

.chart-empty i {
    font-size: 3.5rem;
    margin-bottom: var(--space-lg);
    opacity: 0.4;
    color: var(--loglynx-primary);
}

.chart-empty-text {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: #dc3545; /* Red color for "Data Not Available" */
    margin-bottom: var(--space-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.chart-empty-subtitle {
    font-size: var(--font-size-sm);
    color: var(--loglynx-text-muted);
    text-align: center;
    max-width: 400px;
}

/* No Data Message */
.no-data-message {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 200px;
    padding: var(--space-xl);
    background: var(--loglynx-bg-dark);
    border-radius: var(--radius-md);
    border: 2px dashed var(--border-color);
}

.no-data-content {
    text-align: center;
    max-width: 400px;
}

.no-data-content i {
    font-size: 3rem;
    color: var(--loglynx-text-muted);
    margin-bottom: var(--space-md);
    opacity: 0.5;
}

.no-data-content h4 {
    color: var(--loglynx-text);
    font-size: var(--font-size-lg);
    margin-bottom: var(--space-sm);
    font-weight: 600;
}

.no-data-content p {
    color: var(--loglynx-text-muted);
    font-size: var(--font-size-sm);
    margin: 0;
}

/* Heatmap Chart Specific */
.chart-container.heatmap {
    height: 500px;
    padding-bottom: 60px;
}

.chart-container.heatmap canvas {
    margin-bottom: 20px;
    padding: 0 10px;
}

.chart-container.heatmap .chart-wrapper {
    padding: 15px;
}

/* Live Metrics Chart */
.chart-container.live-metrics {
    height: auto;
    padding-bottom: var(--space-xl);
}

.chart-container.live-metrics .chart-wrapper {
    height: 200px;
    margin-top: var(--space-lg);
}

/* Per-Service Chart */
.per-service-chart-wrapper {
    height: 450px;
    max-height: 450px;
    position: relative;
    overflow-y: auto;
    margin-top: var(--space-lg);
}

.per-service-chart-wrapper canvas {
    min-height: 450px;
}

/* Live Indicator */
.live-indicator {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: 0.25rem 0.5rem;
    background: var(--status-danger);
    color: white;
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    font-weight: 600;
    animation: blink 2s infinite;
}

.live-indicator.paused {
    background: var(--status-warning);
    animation: none;
    opacity: 1 !important;
}

@keyframes blink {
    0%, 50%, 100% { opacity: 1; }
    25%, 75% { opacity: 0.5; }
}

.live-indicator-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: white;
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.3); opacity: 0.7; }
}

/* Multi-Chart Grid */
.chart-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
    width: 100%;
}

.chart-grid.two-column {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
}

.chart-grid.three-column {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
}

/* Legend Customization */
.custom-legend {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    justify-content: center;
    margin-top: var(--space-md);
    padding-top: var(--space-md);
    border-top: 1px solid var(--border-color);
}

.legend-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    cursor: pointer;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    transition: background var(--transition-fast);
}

.legend-item:hover {
    background: var(--loglynx-card-hover);
}

.legend-color {
    width: 16px;
    height: 16px;
    border-radius: 3px;
}

.legend-label {
    color: var(--loglynx-text);
    font-size: var(--font-size-sm);
}

.legend-value {
    color: var(--loglynx-text-muted);
    font-size: var(--font-size-sm);
    margin-left: var(--space-xs);
}

/* Tooltip Styles (for custom tooltips) */
.custom-tooltip {
    background: var(--loglynx-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: var(--space-sm);
    box-shadow: var(--shadow-md);
    font-size: var(--font-size-sm);
    pointer-events: none;
    position: absolute;
    z-index: 1000;
}

.tooltip-title {
    color: var(--loglynx-text-light);
    font-weight: 600;
    margin-bottom: var(--space-xs);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: var(--space-xs);
}

.tooltip-body {
    color: var(--loglynx-text);
}

.tooltip-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin: var(--space-xs) 0;
}

.tooltip-color {
    width: 10px;
    height: 10px;
    border-radius: 2px;
}

/* Chart Filter Pills */
.chart-filters {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.filter-pill {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 0.375rem 0.75rem;
    background: var(--loglynx-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    font-size: var(--font-size-sm);
    color: var(--loglynx-text);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.filter-pill:hover {
    background: var(--loglynx-card-hover);
    border-color: var(--loglynx-primary);
}

.filter-pill.active {
    background: var(--loglynx-primary);
    border-color: var(--loglynx-primary);
    color: white;
}

.filter-pill-remove {
    cursor: pointer;
    opacity: 0.7;
}

.filter-pill-remove:hover {
    opacity: 1;
}

/* Sparkline Charts (Small Inline Charts) */
.sparkline {
    display: inline-block;
    width: 80px;
    height: 30px;
    vertical-align: middle;
}

.sparkline canvas {
    width: 100% !important;
    height: 100% !important;
}

/* Chart Zoom Controls */
.zoom-controls {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    z-index: 10;
}

.zoom-btn {
    background: var(--loglynx-card);
    border: 1px solid var(--border-color);
    color: var(--loglynx-text);
    padding: 0.375rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: var(--font-size-sm);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.zoom-btn:hover {
    background: var(--loglynx-card-hover);
    border-color: var(--loglynx-primary);
    color: var(--loglynx-primary);
}

/* Chart Export Button */
.chart-export-btn {
    background: var(--loglynx-card);
    border: 1px solid var(--border-color);
    color: var(--loglynx-text-muted);
    padding: 0.375rem 0.75rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: var(--font-size-xs);
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.chart-export-btn:hover {
    background: var(--loglynx-card-hover);
    border-color: var(--loglynx-primary);
    color: var(--loglynx-primary);
}

/* Responsive Chart Adjustments */
@media (max-width: 1024px) {
    .chart-grid {
        grid-template-columns: 1fr;
    }

    .chart-grid.two-column,
    .chart-grid.three-column {
        grid-template-columns: 1fr;
    }

    .chart-container {
        height: 300px;
    }

    .chart-container.large,
    .chart-container.extra-large {
        height: 350px;
    }
}

/* Empty State Container Styles */
.empty-state-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 300px;
    padding: var(--space-xl);
    color: var(--loglynx-text-muted);
}

.empty-state-content {
    text-align: center;
    max-width: 400px;
}

.empty-state-icon {
    font-size: 3rem;
    color: var(--loglynx-primary);
    margin-bottom: var(--space-lg);
    opacity: 0.7;
}

.empty-state-message {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--loglynx-text);
    margin-bottom: var(--space-sm);
}

.empty-state-subtitle {
    font-size: var(--font-size-sm);
    color: var(--loglynx-text-muted);
    margin-bottom: var(--space-md);
    line-height: 1.5;
}

.empty-state-action {
    margin-top: var(--space-md);
}

/* DataTable Empty State Styles */
.datatable-empty-state {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 200px;
    padding: var(--space-xl);
}

.datatable-empty-content {
    text-align: center;
    max-width: 400px;
}

.datatable-empty-icon {
    font-size: 2.5rem;
    color: var(--loglynx-primary);
    margin-bottom: var(--space-md);
    opacity: 0.7;
}

.datatable-empty-message {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: #dc3545; /* Red color for "Data Not Available" */
    margin-bottom: var(--space-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Responsive adjustments for empty states */
@media (max-width: 768px) {
    .empty-state-container,
    .datatable-empty-state {
        min-height: 200px;
        padding: var(--space-lg);
    }
    
    .empty-state-icon,
    .datatable-empty-icon {
        font-size: 2.5rem;
    }
    
    .empty-state-message {
        font-size: var(--font-size-base);
    }
}

@media (max-width: 768px) {
    .chart-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-md);
    }

    .chart-controls {
        width: 100%;
        justify-content: space-between;
    }

    .time-range-selector {
        width: 100%;
        justify-content: space-between;
    }

    .time-range-btn {
        flex: 1;
    }

    .chart-container {
        padding: var(--space-md);
    }
}

/* Mini Live Monitor */
.mini-monitor-card {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 240px;
    background: var(--loglynx-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: 15px;
    z-index: 1050;
    animation: slideInRight 0.3s ease-out;
    backdrop-filter: blur(10px);
    transition: transform 0.3s ease-in-out, opacity 0.3s ease-in-out;
}

.mini-monitor-card.hidden {
    /* Transform is calculated in JS to ensure it slides off-screen from any position */
    opacity: 0;
    pointer-events: none;
}

.mini-monitor-card.dragging {
    opacity: 0.9;
    cursor: grabbing;
    transition: none; /* Disable transition during drag for responsiveness */
}

.mini-monitor-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border-color);
    cursor: grab; /* Drag handle cursor */
}

.mini-monitor-header:active {
    cursor: grabbing;
}

.mini-monitor-controls {
    display: flex;
    gap: 8px;
}

.mini-monitor-btn {
    background: none;
    border: none;
    color: var(--loglynx-text-muted);
    cursor: pointer;
    padding: 0;
    font-size: 0.8rem;
    transition: color 0.2s;
}

.mini-monitor-btn:hover {
    color: var(--loglynx-text);
}

/* Restore Tab */
.mini-monitor-restore {
    position: fixed;
    right: 0;
    bottom: 100px; /* Default position */
    background: var(--loglynx-card);
    border: 1px solid var(--border-color);
    border-right: none;
    border-radius: var(--radius-md) 0 0 var(--radius-md);
    padding: 8px 12px;
    cursor: pointer;
    z-index: 1049;
    box-shadow: -2px 0 5px rgba(0,0,0,0.1);
    display: none; /* Hidden by default */
    align-items: center;
    gap: 6px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--loglynx-text);
    transition: transform 0.2s;
}

.mini-monitor-restore:hover {
    transform: translateX(-5px);
    color: var(--loglynx-primary);
}

.mini-chart-wrapper {
    height: 50px;
    width: 100%;
    margin-bottom: 5px;
}