/**
 * assets/css/graph.css
 *
 * JetX AI Hub — Graph View styles.
 * Sigma.js renders into a canvas; these styles control the container,
 * legend, toggle button, and tooltip.
 */

/* ── Graph container ─────────────────────────────────────────────────────── */
.jhub-graph-wrap {
    position: relative;
    width: 100%;
    background: var(--jhub-bg);
    border: 1px solid var(--jhub-border);
    border-radius: 8px;
    overflow: hidden;
}

.jhub-sigma-container {
    width: 100%;
    height: 620px;
    cursor: grab;
}

.jhub-sigma-container:active {
    cursor: grabbing;
}

/* ── View toggle button ──────────────────────────────────────────────────── */
.jhub-view-toggle {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--jhub-bg2);
    border: 1px solid var(--jhub-border);
    border-radius: 6px;
    overflow: hidden;
    margin-bottom: 12px;
}

.jhub-toggle-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 14px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    background: transparent;
    border: none;
    color: var(--jhub-text-dim);
    transition: background 0.15s, color 0.15s;
    line-height: 1;
}

.jhub-toggle-btn:hover {
    background: var(--jhub-hover);
    color: var(--jhub-text);
}

.jhub-toggle-btn.active {
    background: var(--jhub-link);
    color: #fff;
}

/* ── Legend ──────────────────────────────────────────────────────────────── */
.jhub-graph-legend {
    position: absolute;
    top: 14px;
    right: 14px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    background: var(--jhub-bg2);
    border: 1px solid var(--jhub-border);
    border-radius: 8px;
    padding: 10px 14px;
    font-size: 12px;
    color: var(--jhub-text-dim);
    z-index: 10;
    pointer-events: none;
}

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

.jhub-legend-dot {
    display: inline-block;
    border-radius: 50%;
    flex-shrink: 0;
}

.jhub-legend-cat  { width: 18px; height: 18px; background: #60a5fa; }
.jhub-legend-sub  { width: 12px; height: 12px; background: #93c5fd; }
.jhub-legend-tool { width:  8px; height:  8px; background: #94a3b8; }

/* ── Hint bar ────────────────────────────────────────────────────────────── */
.jhub-graph-hint {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 6px 14px;
    font-size: 11px;
    color: var(--jhub-text-dim);
    background: var(--jhub-bg2);
    border-top: 1px solid var(--jhub-border);
    text-align: center;
    pointer-events: none;
}

/* ── Hidden state (toggled via JS) ──────────────────────────────────────── */
.jhub-view-panel {
    display: block;
}

.jhub-view-panel.jhub-hidden {
    display: none;
}

/* ── Responsive ──────────────────────────────────────────────────────────── */
@media ( max-width: 600px ) {
    .jhub-sigma-container {
        height: 420px;
    }

    .jhub-graph-legend {
        top: 8px;
        right: 8px;
        padding: 8px 10px;
        font-size: 11px;
    }

    .jhub-view-toggle {
        width: 100%;
        justify-content: center;
    }
}