/**
 * ecbyts Analytics - Stylesheet
 * Estilos para o módulo de visualização científica multiview
 */

/* ============================================
   WORKSPACE CONTAINER
   ============================================ */

.analytics-workspace {
    display: flex;
    flex-direction: column;
    height: 100%;
    background: var(--window-dark, #1e1e1e);
    padding: 8px;
    gap: 8px;
    overflow: hidden;
    position: relative;
}

/* Empty state — shown when no observation data exists */
.analytics-empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 32px 16px;
    text-align: center;
    color: var(--window-muted, #748290);
    position: absolute;
    inset: 0;
    z-index: 2;
    pointer-events: none;
}
.analytics-empty-icon {
    opacity: 0.35;
}
.analytics-empty-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--window-text, #c5cdd5);
    opacity: 0.7;
}
.analytics-empty-desc {
    font-size: 11px;
    max-width: 260px;
    line-height: 1.5;
}

.viewport-pinned-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 8px;
    flex: 1;
    overflow: auto;
}

/* ============================================
   VIEWPORT CONTAINER
   ============================================ */

.viewport-container {
    background: var(--ribbon-bg, #202225);
    border: 1px solid var(--window-border, #3c3c3c);
    border-radius: var(--radius-md, 8px);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    min-height: 200px;
    transition: box-shadow 0.2s ease;
}

.viewport-container:hover {
    border-color: var(--primary, #3b6bff);
}

.viewport-container.floating {
    position: fixed;
    box-shadow: var(--shadow-xl, 0 20px 25px rgba(0,0,0,0.4));
    resize: both;
    min-width: 250px;
    min-height: 180px;
}

.viewport-container.dragging {
    opacity: 0.9;
    cursor: grabbing;
}

.viewport-container.resizing {
    user-select: none;
}

.viewport-container.minimized .viewport-content {
    display: none;
}

.viewport-container.minimized {
    min-height: auto;
    height: auto;
}

/* ============================================
   VIEWPORT HEADER
   ============================================ */

.viewport-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 12px;
    background: rgba(0, 0, 0, 0.2);
    border-bottom: 1px solid var(--window-border, #3c3c3c);
    cursor: default;
}

.viewport-container.floating .viewport-header {
    cursor: grab;
}

.viewport-container.floating.dragging .viewport-header {
    cursor: grabbing;
}

.viewport-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    font-weight: 500;
    color: var(--text-primary, #ffffff);
}

.viewport-icon {
    font-size: 14px;
}

.viewport-controls {
    display: flex;
    gap: 4px;
}

.viewport-btn {
    width: 24px;
    height: 24px;
    border: none;
    background: transparent;
    color: var(--text-secondary, #888888);
    border-radius: var(--radius-sm, 4px);
    cursor: pointer;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.15s ease;
}

.viewport-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary, #ffffff);
}

.viewport-btn.viewport-close:hover {
    background: var(--error, #ef4444);
    color: white;
}

/* ============================================
   VIEWPORT CONTENT
   ============================================ */

.viewport-content {
    flex: 1;
    overflow: hidden;
    position: relative;
    background: var(--window-dark, #1e1e1e);
}

/* ============================================
   RESIZE HANDLE
   ============================================ */

.viewport-resize-handle {
    position: absolute;
    bottom: 0;
    right: 0;
    width: 16px;
    height: 16px;
    cursor: nwse-resize;
    opacity: 0;
    transition: opacity 0.2s ease;
}

.viewport-container.floating .viewport-resize-handle {
    opacity: 0.5;
}

.viewport-container.floating:hover .viewport-resize-handle {
    opacity: 1;
}

.viewport-resize-handle::after {
    content: '';
    position: absolute;
    bottom: 4px;
    right: 4px;
    width: 8px;
    height: 8px;
    border-right: 2px solid var(--text-secondary, #888888);
    border-bottom: 2px solid var(--text-secondary, #888888);
}

/* ============================================
   SLICE PLANE CANVAS
   ============================================ */

.slice-plane-canvas {
    width: 100%;
    height: 100%;
    display: block;
}

/* ============================================
   SLICE SLIDERS
   ============================================ */

.slice-sliders-container {
    display: flex;
    gap: 16px;
    padding: 12px 16px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: var(--radius-md, 8px);
    flex-wrap: wrap;
}

.slice-slider-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex: 1;
    min-width: 150px;
}

.slice-slider-label {
    display: flex;
    justify-content: space-between;
    font-size: 11px;
    font-weight: 500;
}

.slice-slider-value {
    font-family: monospace;
    min-width: 50px;
    text-align: right;
}

.slice-slider {
    width: 100%;
    height: 6px;
    border-radius: 3px;
    background: rgba(255, 255, 255, 0.1);
    -webkit-appearance: none;
    appearance: none;
    cursor: pointer;
}

.slice-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--primary, #3b6bff);
    cursor: grab;
    border: 2px solid white;
    box-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.slice-slider::-webkit-slider-thumb:active {
    cursor: grabbing;
    transform: scale(1.1);
}

.slice-slider::-moz-range-thumb {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--primary, #3b6bff);
    cursor: grab;
    border: 2px solid white;
}

/* ============================================
   HISTOGRAM
   ============================================ */

.histogram-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 12px;
    border-bottom: 1px solid var(--window-border, #3c3c3c);
}

.histogram-title {
    font-size: 12px;
    font-weight: 500;
    color: var(--text-primary, #ffffff);
}

.histogram-stats {
    display: flex;
    gap: 12px;
    font-size: 11px;
    color: var(--text-secondary, #888888);
}

.stat-item {
    font-family: monospace;
}

.histogram-canvas-container {
    flex: 1;
    padding: 8px;
    min-height: 150px;
}

.histogram-controls {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 8px 12px;
    border-top: 1px solid var(--window-border, #3c3c3c);
    flex-wrap: wrap;
}

.histogram-control {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 11px;
    color: var(--text-secondary, #888888);
}

.histogram-control input[type="range"] {
    width: 80px;
    height: 4px;
    -webkit-appearance: none;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
}

.histogram-control input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--primary, #3b6bff);
    cursor: pointer;
}

.histogram-btn {
    padding: 4px 12px;
    font-size: 11px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--window-border, #3c3c3c);
    border-radius: var(--radius-sm, 4px);
    color: var(--text-secondary, #888888);
    cursor: pointer;
    transition: all 0.15s ease;
}

.histogram-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    color: var(--text-primary, #ffffff);
}

/* ============================================
   ANALYTICS TAB CONTENT
   ============================================ */

.analytics-tab-content {
    height: 100%;
    display: flex;
    flex-direction: column;
}

.analytics-toolbar {
    display: flex;
    gap: 8px;
    padding: 8px 12px;
    border-bottom: 1px solid var(--window-border, #3c3c3c);
}

.analytics-toolbar button {
    padding: 6px 12px;
    font-size: 11px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--window-border, #3c3c3c);
    border-radius: var(--radius-sm, 4px);
    color: var(--text-secondary, #888888);
    cursor: pointer;
    transition: all 0.15s ease;
}

.analytics-toolbar button:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary, #ffffff);
}

.analytics-toolbar button.active {
    background: var(--primary, #3b6bff);
    border-color: var(--primary, #3b6bff);
    color: white;
}

/* ============================================
   PARAMETER SELECTOR
   ============================================ */

.parameter-selector {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border-bottom: 1px solid var(--window-border, #3c3c3c);
}

.parameter-selector label {
    font-size: 11px;
    color: var(--text-secondary, #888888);
}

.parameter-selector select {
    flex: 1;
    padding: 6px 8px;
    font-size: 11px;
    background: var(--window-dark, #1e1e1e);
    border: 1px solid var(--window-border, #3c3c3c);
    border-radius: var(--radius-sm, 4px);
    color: var(--text-primary, #ffffff);
    cursor: pointer;
}

.parameter-selector select:focus {
    outline: none;
    border-color: var(--primary, #3b6bff);
}

/* ============================================
   RESPONSIVE ADJUSTMENTS
   ============================================ */

@media (max-width: 800px) {
    .viewport-pinned-container {
        grid-template-columns: 1fr;
    }

    .slice-sliders-container {
        flex-direction: column;
    }

    .slice-slider-group {
        min-width: 100%;
    }
}

/* ============================================
   DARK THEME OVERRIDES (Chart.js)
   ============================================ */

.viewport-content canvas {
    background: transparent !important;
}

/* ============================================
   SCATTER PLOT (Dispersão Temporal)
   ============================================ */

.scatter-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 12px;
    background: rgba(0, 0, 0, 0.2);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.scatter-title {
    font-weight: 600;
    font-size: 12px;
    color: var(--text-primary, #ffffff);
}

.scatter-stats {
    display: flex;
    gap: 12px;
    font-size: 11px;
    color: var(--text-secondary, #888888);
}

.scatter-stats .stat-item {
    display: flex;
    gap: 4px;
}

.scatter-selector {
    padding: 8px 12px;
    background: rgba(0, 0, 0, 0.1);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.scatter-selector label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 11px;
    color: var(--text-secondary, #888888);
}

.scatter-param-select {
    flex: 1;
    max-width: 200px;
    padding: 4px 8px;
    font-size: 11px;
    background: var(--window-dark, #1e1e1e);
    border: 1px solid var(--window-border, #3c3c3c);
    border-radius: var(--radius-sm, 4px);
    color: var(--text-primary, #ffffff);
    cursor: pointer;
}

.scatter-param-select:focus {
    outline: none;
    border-color: var(--primary, #3b6bff);
}

.scatter-canvas-container {
    flex: 1;
    position: relative;
    min-height: 200px;
    background: #1a1a2e;
}

.scatter-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.scatter-tooltip {
    position: absolute;
    padding: 8px 12px;
    background: rgba(30, 30, 50, 0.95);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-md);
    font-size: 11px;
    color: #fff;
    pointer-events: none;
    z-index: 100;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    max-width: 200px;
}

.scatter-tooltip strong {
    color: var(--primary, #3b6bff);
}