/**
 * factory-grid.css
 * Sprint 003 Task 1.1: Virtualized Factory Grid Styles
 * 
 * High-performance styles for virtualized factory grid
 * Uses CSS containment for scroll performance
 * Fixed row heights for maximum virtualization efficiency
 */

/* ===== Grid Container ===== */
.factory-grid {
    display: flex;
    flex-direction: column;
    height: 100%;
    background: var(--color-bg-card, #161616);
    border: 1px solid var(--color-border, rgba(255,255,255,0.1));
    border-radius: var(--radius-md, 8px);
    overflow: hidden;
    contain: layout style;
}

/* ===== Toolbar ===== */
.factory-grid__toolbar {
    display: flex;
    align-items: center;
    gap: var(--space-3, 12px);
    padding: var(--space-3, 12px);
    border-bottom: 1px solid var(--color-border, rgba(255,255,255,0.1));
    background: var(--color-bg-elevated, #111);
    flex-wrap: wrap;
}

.factory-grid__search {
    position: relative;
    flex: 1;
    min-width: 200px;
}

.factory-grid__search-input {
    width: 100%;
    padding: var(--space-2, 8px) var(--space-2, 8px) var(--space-2, 8px) var(--space-5, 36px);
    background: var(--color-bg, #0a0a0a);
    border: 1px solid var(--color-border, rgba(255,255,255,0.1));
    border-radius: var(--radius-sm, 4px);
    color: var(--color-text, #f0f0f0);
    font-size: var(--text-sm, 14px);
    transition: border-color 0.2s;
}

.factory-grid__search-input:focus {
    outline: none;
    border-color: var(--color-accent, #3b82f6);
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
}

.factory-grid__search-icon {
    position: absolute;
    left: var(--space-2, 8px);
    top: 50%;
    transform: translateY(-50%);
    font-size: var(--text-sm, 14px);
    opacity: 0.5;
    pointer-events: none;
}

.factory-grid__filters {
    display: flex;
    gap: var(--space-2, 8px);
}

.factory-grid__filter {
    padding: var(--space-2, 8px) var(--space-3, 12px);
    background: var(--color-bg, #0a0a0a);
    border: 1px solid var(--color-border, rgba(255,255,255,0.1));
    border-radius: var(--radius-sm, 4px);
    color: var(--color-text, #f0f0f0);
    font-size: var(--text-sm, 14px);
    cursor: pointer;
    transition: border-color 0.2s;
}

.factory-grid__filter:focus {
    outline: none;
    border-color: var(--color-accent, #3b82f6);
}

.factory-grid__count {
    font-size: var(--text-xs, 12px);
    color: var(--color-text-secondary, #a0a0a0);
    white-space: nowrap;
}

.factory-grid__filtered {
    color: var(--color-accent, #3b82f6);
    margin-left: var(--space-1, 4px);
}

/* ===== Header Row ===== */
.factory-grid__header {
    display: flex;
    padding: var(--space-2, 8px) var(--space-3, 12px);
    background: var(--color-bg-elevated, #111);
    border-bottom: 1px solid var(--color-border, rgba(255,255,255,0.1));
    font-weight: 600;
    font-size: var(--text-xs, 12px);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-secondary, #a0a0a0);
    user-select: none;
}

.factory-grid__header-cell {
    display: flex;
    align-items: center;
    gap: var(--space-1, 4px);
    cursor: pointer;
    transition: color 0.2s;
}

.factory-grid__header-cell:hover {
    color: var(--color-text, #f0f0f0);
}

.factory-grid__header-cell[aria-sort="ascending"],
.factory-grid__header-cell[aria-sort="descending"] {
    color: var(--color-accent, #3b82f6);
}

.factory-grid__sort-icon {
    font-size: var(--text-xs, 12px);
    opacity: 0.5;
    transition: opacity 0.2s;
}

.factory-grid__header-cell:hover .factory-grid__sort-icon {
    opacity: 1;
}

/* ===== Scroll Container ===== */
.factory-grid__scroll-container {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    contain: strict;
    will-change: scroll-position;
}

/* Custom scrollbar */
.factory-grid__scroll-container::-webkit-scrollbar {
    width: 8px;
}

.factory-grid__scroll-container::-webkit-scrollbar-track {
    background: var(--color-bg, #0a0a0a);
}

.factory-grid__scroll-container::-webkit-scrollbar-thumb {
    background: rgba(255,255,255,0.2);
    border-radius: 4px;
}

.factory-grid__scroll-container::-webkit-scrollbar-thumb:hover {
    background: rgba(255,255,255,0.3);
}

/* ===== Viewport ===== */
.factory-grid__viewport {
    width: 100%;
    position: relative;
    contain: strict;
}

.factory-grid__rows {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    will-change: transform;
    contain: layout style;
}

/* ===== Row ===== */
.factory-grid__row {
    display: flex;
    height: 64px;
    align-items: center;
    padding: 0 var(--space-3, 12px);
    border-bottom: 1px solid rgba(255,255,255,0.05);
    cursor: pointer;
    transition: background-color 0.15s, transform 0.1s;
    contain: layout style;
}

.factory-grid__row:hover {
    background: var(--color-bg-hover, rgba(255,255,255,0.05));
}

.factory-grid__row:focus {
    outline: 2px solid var(--color-accent, #3b82f6);
    outline-offset: -2px;
}

.factory-grid__row--selected {
    background: rgba(59, 130, 246, 0.15);
    border-left: 3px solid var(--color-accent, #3b82f6);
}

.factory-grid__row--selected:hover {
    background: rgba(59, 130, 246, 0.2);
}

/* ===== Cells ===== */
.factory-grid__cell {
    display: flex;
    align-items: center;
    overflow: hidden;
    padding: 0 var(--space-2, 8px);
}

.factory-grid__name {
    font-weight: 500;
    color: var(--color-text, #f0f0f0);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.factory-grid__country,
.factory-grid__category {
    color: var(--color-text-secondary, #a0a0a0);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.factory-grid__risk {
    display: inline-flex;
    align-items: center;
    padding: var(--space-1, 4px) var(--space-2, 8px);
    border-radius: var(--radius-full, 9999px);
    font-size: var(--text-xs, 11px);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.factory-grid__risk--critical {
    background: rgba(220, 38, 38, 0.2);
    color: var(--color-danger, #dc2626);
}

.factory-grid__risk--high {
    background: rgba(245, 158, 11, 0.2);
    color: var(--color-warning, #f59e0b);
}

.factory-grid__risk--medium {
    background: rgba(251, 191, 36, 0.2);
    color: #fbbf24;
}

.factory-grid__risk--low {
    background: rgba(34, 197, 94, 0.2);
    color: var(--color-success, #22c55e);
}

.factory-grid__ports {
    font-weight: 600;
    color: var(--color-accent, #3b82f6);
}

/* ===== Empty State ===== */
.factory-grid__empty {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-8, 32px);
    text-align: center;
    color: var(--color-text-secondary, #a0a0a0);
}

.factory-grid__empty.hidden {
    display: none;
}

.factory-grid__empty:not(.hidden) {
    display: flex;
}

.factory-grid__empty-icon {
    font-size: 48px;
    margin-bottom: var(--space-3, 12px);
    opacity: 0.5;
}

.factory-grid__empty-title {
    font-size: var(--text-lg, 18px);
    font-weight: 600;
    color: var(--color-text, #f0f0f0);
    margin-bottom: var(--space-1, 4px);
}

.factory-grid__empty-desc {
    font-size: var(--text-sm, 14px);
    color: var(--color-text-secondary, #a0a0a0);
}

/* ===== Accessibility ===== */
.factory-grid__row:focus-visible {
    outline: 2px solid var(--color-accent, #3b82f6);
    outline-offset: -2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .factory-grid__row--selected {
        border-left-width: 4px;
    }
    
    .factory-grid__risk {
        border: 1px solid currentColor;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .factory-grid__row {
        transition: none;
    }
    
    .factory-grid__search-input,
    .factory-grid__filter {
        transition: none;
    }
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .factory-grid__toolbar {
        flex-direction: column;
        align-items: stretch;
    }
    
    .factory-grid__search {
        min-width: 100%;
    }
    
    .factory-grid__filters {
        width: 100%;
        overflow-x: auto;
    }
    
    .factory-grid__filter {
        flex: 1;
        min-width: 120px;
    }
    
    .factory-grid__header {
        font-size: 10px;
    }
    
    .factory-grid__row {
        height: 56px;
    }
}

/* ===== Analytics View Factory Grid ===== */
#analytics-factory-grid {
    width: 100%;
    height: 100%;
}

#analytics-factory-grid .factory-grid {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    min-height: 500px;
}

/* Dark mode specific fixes for factory grid inputs */
.factory-grid__search-input,
.factory-grid__filter {
    background: var(--color-bg);
    color: var(--color-text);
    border-color: var(--color-border);
}

.factory-grid__search-input::placeholder {
    color: var(--color-text-muted);
}

.factory-grid__search-input:focus,
.factory-grid__filter:focus {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 2px rgba(var(--color-accent-rgb, 59, 130, 246), 0.2);
}

/* Card elevated for factory grid container */
.card-elevated-lg {
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

/* ===== Print Styles ===== */
@media print {
    .factory-grid__toolbar,
    .factory-grid__header {
        background: white !important;
        color: black !important;
    }
    
    .factory-grid__row {
        page-break-inside: avoid;
    }
}

/* ===== Relationship Arcs ===== */
/* Sprint 003 Task 2.1: Persistent Port-Factory Arc Visualization */

.relationship-arc {
    transition: opacity 0.2s ease, stroke-width 0.2s ease;
    pointer-events: stroke;
    cursor: pointer;
}

/* Arc colors based on factory type */
.leaflet-overlay-pane svg path[stroke="#dc2626"] {
    filter: drop-shadow(0 0 2px rgba(220, 38, 38, 0.3));
}

.leaflet-overlay-pane svg path[stroke="#2563eb"] {
    filter: drop-shadow(0 0 2px rgba(37, 99, 235, 0.3));
}

.leaflet-overlay-pane svg path[stroke="#ea580c"] {
    filter: drop-shadow(0 0 2px rgba(234, 88, 12, 0.3));
}

/* Dashed arc style for weak connections */
.relationship-arc--weak {
    stroke-dasharray: 5, 5;
    opacity: 0.4;
}

/* Hover state for arcs */
.leaflet-overlay-pane svg path:hover {
    filter: drop-shadow(0 0 4px currentColor);
}

/* Arc visibility toggle control */
.factory-arcs-toggle {
    position: absolute;
    bottom: var(--space-4);
    right: var(--space-4);
    z-index: var(--z-panel);
}

.factory-arcs-toggle__btn {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text);
    font-size: var(--text-sm);
    cursor: pointer;
    transition: all 0.2s ease;
}

.factory-arcs-toggle__btn:hover {
    background: var(--color-bg-hover);
    border-color: var(--color-accent);
}

.factory-arcs-toggle__btn--active {
    background: var(--color-info-bg, rgba(6, 182, 212, 0.1));
    border-color: var(--color-info);
    color: var(--color-info);
}

/* Legend for arc colors */
.arc-legend {
    position: absolute;
    bottom: 100px;
    right: var(--space-4);
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-3);
    z-index: var(--z-panel);
    font-size: var(--text-xs);
}

.arc-legend__title {
    font-weight: 600;
    margin-bottom: var(--space-2);
    color: var(--color-text);
}

.arc-legend__item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-1);
}

.arc-legend__color {
    width: 16px;
    height: 2px;
    border-radius: 1px;
}

.arc-legend__label {
    color: var(--color-text-secondary);
}