/* Graph Visualization Styles */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Theme variables - dark (default on :root for fallback) */
:root,
.theme-dark {
    --bg-body: #1a1a2e;
    --bg-controls: #16213e;
    --bg-input: #1a1a2e;
    --bg-search-results: #1a1a2e;
    --bg-detail-panel: #16213e;
    --bg-tooltip: rgba(22, 33, 62, 0.95);
    --bg-legend: rgba(22, 33, 62, 0.9);
    --bg-btn-secondary: #0f3460;
    --bg-btn-secondary-hover: #1a4a7a;
    --bg-search-hover: #0f3460;
    --bg-legend-hover: rgba(15, 52, 96, 0.6);
    --color-text: #eee;
    --color-text-muted: #ccc;
    --color-text-dim: #888;
    --color-text-dimmer: #666;
    --border-color: #0f3460;
    --accent: #e94560;
    --node-stroke: #fff;
    --link-stroke: #999;
    --link-label-fill: #888;
}

/* Theme variables - light (overrides dark when .theme-light on html) */
.theme-light {
    --bg-body: #f5f5f5;
    --bg-controls: #ffffff;
    --bg-input: #ffffff;
    --bg-search-results: #ffffff;
    --bg-detail-panel: #ffffff;
    --bg-tooltip: rgba(255, 255, 255, 0.98);
    --bg-legend: rgba(255, 255, 255, 0.95);
    --bg-btn-secondary: #e0e0e0;
    --bg-btn-secondary-hover: #d0d0d0;
    --bg-search-hover: #e8e8e8;
    --bg-legend-hover: rgba(0, 0, 0, 0.06);
    --color-text: #222;
    --color-text-muted: #444;
    --color-text-dim: #666;
    --color-text-dimmer: #888;
    --border-color: #ccc;
    --accent: #c62828;
    --node-stroke: #333;
    --link-stroke: #666;
    --link-label-fill: #666;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background-color: var(--bg-body);
    color: var(--color-text);
    overflow: hidden;
}

#app {
    display: flex;
    height: 100vh;
    width: 100vw;
}

/* Controls Panel */
#controls {
    width: 280px;
    min-width: 280px;
    background-color: var(--bg-controls);
    padding: 20px;
    overflow-y: auto;
    border-right: 1px solid var(--border-color);
}

#controls h2 {
    margin-bottom: 20px;
    color: var(--accent);
    font-size: 1.2rem;
}

.control-group {
    margin-bottom: 15px;
}

.control-group label {
    display: block;
    margin-bottom: 5px;
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

.control-group input[type="text"] {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background-color: var(--bg-input);
    color: var(--color-text);
    font-size: 0.9rem;
}

.control-group input[type="text"]:focus {
    outline: none;
    border-color: var(--accent);
}

.control-group select {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background-color: var(--bg-input);
    color: var(--color-text);
    font-size: 0.9rem;
    cursor: pointer;
}

.control-group select:focus {
    outline: none;
    border-color: var(--accent);
}

/* Search container with dropdown */
.search-container {
    position: relative;
}

.search-results {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--bg-search-results);
    border: 1px solid var(--border-color);
    border-top: none;
    border-radius: 0 0 4px 4px;
    max-height: 300px;
    overflow-y: auto;
    z-index: 200;
}

.search-results.hidden {
    display: none;
}

.search-result-item {
    padding: 10px 12px;
    cursor: pointer;
    border-bottom: 1px solid var(--border-color);
    transition: background-color 0.15s;
}

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

.search-result-item:hover {
    background-color: var(--bg-search-hover);
}

.search-result-item.selected {
    background-color: var(--bg-search-hover);
}

.search-result-name {
    color: var(--color-text);
    font-size: 0.9rem;
    margin-bottom: 3px;
}

.search-result-type {
    color: var(--color-text-dim);
    font-size: 0.75rem;
    text-transform: uppercase;
}

.search-result-id {
    color: var(--color-text-dimmer);
    font-size: 0.7rem;
    font-family: monospace;
    margin-top: 2px;
}

.search-no-results {
    padding: 12px;
    color: var(--color-text-dim);
    font-style: italic;
    text-align: center;
}

.search-loading {
    padding: 12px;
    color: var(--color-text-dim);
    text-align: center;
}

.control-group input[type="range"] {
    width: 100%;
    margin-top: 5px;
}

.control-group input[type="checkbox"] {
    margin-right: 8px;
}

/* Buttons */
.btn-primary, .btn-secondary {
    padding: 10px 16px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.9rem;
    margin-right: 8px;
    margin-top: 5px;
    transition: background-color 0.2s;
}

.btn-primary {
    background-color: #e94560;
    color: white;
}

.btn-primary:hover {
    background-color: #ff6b6b;
}

.btn-secondary {
    background-color: var(--bg-btn-secondary);
    color: var(--color-text);
}

.btn-secondary:hover {
    background-color: var(--bg-btn-secondary-hover);
}

.zoom-hint {
    font-size: 0.8rem;
    color: var(--color-text-dim);
    margin-top: 8px;
    margin-bottom: 0;
}

/* Stats */
.stats {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.stats p {
    margin-bottom: 8px;
    font-size: 0.85rem;
    color: var(--color-text-dim);
}

.stats span {
    color: var(--color-text);
    font-weight: 600;
}

.warning {
    color: #ffc107 !important;
    font-style: italic;
}

/* Graph Container */
#graph-container {
    flex: 1;
    position: relative;
    overflow: hidden;
}

#graph-svg {
    width: 100%;
    height: 100%;
    background-color: var(--bg-body);
}

/* Graph Elements */
.node {
    cursor: pointer;
}

.node circle {
    stroke: var(--node-stroke);
    stroke-width: 1.5px;
    transition: r 0.2s, opacity 0.2s;
}

.node text {
    font-size: 10px;
    fill: var(--color-text);
    pointer-events: none;
    text-anchor: middle;
    dominant-baseline: middle;
    transition: opacity 0.2s;
}

.node:hover circle {
    stroke-width: 3px;
}

.link {
    stroke: var(--link-stroke);
    stroke-opacity: 0.6;
    cursor: pointer;
    transition: stroke-opacity 0.2s;
}

.link:hover {
    stroke-opacity: 1;
    stroke-width: 3px !important;
}

.link-label {
    font-size: 9px;
    fill: var(--link-label-fill);
    pointer-events: none;
    text-anchor: middle;
}

/* Arrow markers */
marker path,
.arrowhead-path {
    fill: var(--link-stroke);
}

/* Tooltip */
#tooltip {
    position: fixed;
    padding: 10px 14px;
    background-color: var(--bg-tooltip);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 0.85rem;
    pointer-events: none;
    z-index: 100;
    max-width: 300px;
}

#tooltip.hidden {
    display: none;
}

/* Detail Panel */
#detail-panel {
    position: absolute;
    right: 0;
    top: 0;
    width: 350px;
    height: 100%;
    background-color: var(--bg-detail-panel);
    border-left: 1px solid var(--border-color);
    padding: 20px;
    overflow-y: auto;
    z-index: 50;
    transition: transform 0.3s ease;
}

#detail-panel.hidden {
    transform: translateX(100%);
}

.close-btn {
    position: absolute;
    right: 15px;
    top: 15px;
    background: none;
    border: none;
    color: var(--color-text-dim);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 5px 10px;
}

.close-btn:hover {
    color: var(--accent);
}

#panel-title {
    color: var(--accent);
    margin-bottom: 15px;
    padding-right: 30px;
}

#panel-content {
    font-size: 0.9rem;
}

#panel-content .property {
    margin-bottom: 12px;
}

#panel-content .property-label {
    color: var(--color-text-dim);
    font-size: 0.8rem;
    margin-bottom: 2px;
}

#panel-content .property-value {
    color: var(--color-text);
    word-break: break-word;
}

#panel-content .property-value a {
    color: #4fc3f7;
    text-decoration: none;
}

#panel-content .property-value a:hover {
    text-decoration: underline;
}

/* Hidden utility */
.hidden {
    display: none !important;
}

/* Node colors applied via JS from ENTITY_TYPE_COLORS (single source of truth) */

/* Legend click: dim non-matching nodes and links */
.node.node-dimmed circle,
.node.node-dimmed text {
    opacity: 0.2;
}

.node.node-dimmed {
    pointer-events: none;
}

.node.node-highlighted circle {
    stroke-width: 2.5px;
    stroke: var(--node-stroke);
}

.link.link-dimmed {
    stroke-opacity: 0.1;
    pointer-events: none;
}

/* Graph legend (overlaid on graph canvas, positioned relative to #graph-container) */
.graph-legend {
    position: absolute;
    bottom: 16px;
    left: 16px;
    z-index: 10;
    background-color: var(--bg-legend);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 10px 14px;
    font-size: 0.8rem;
    color: var(--color-text-muted);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    pointer-events: none;
}

.legend-title {
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 8px;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 4px;
}

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

.legend-item-clickable {
    cursor: pointer;
    pointer-events: auto;
    padding: 2px 6px;
    margin: 0 -6px 2px -6px;
    border-radius: 4px;
    transition: background-color 0.15s;
}

.legend-item-clickable:hover {
    background-color: var(--bg-legend-hover);
}

.legend-item-clickable.legend-item-active {
    background-color: rgba(233, 69, 96, 0.25);
    outline: 1px solid rgba(233, 69, 96, 0.5);
}

.legend-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    flex-shrink: 0;
    border: 1px solid rgba(128, 128, 128, 0.4);
}

/* Loading state */
.loading {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--color-text-dim);
    font-size: 1.2rem;
}

text.loading {
    fill: var(--color-text-dim);
}

/* Error message */
.error-message {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--accent);
    fill: var(--accent);
    text-align: center;
    padding: 20px;
}