/* The AI Family Tree - vis-network MicroSim Stylesheet
 * ====================================================
 * Layout: full-height network canvas with absolutely positioned overlays
 * - Network canvas fills the container
 * - Title overlay at top center
 * - Legend overlay at lower left
 * - Control / info / help panel on the right
 *
 * Overlays are absolutely positioned so they never steal vertical space
 * from the graph inside the iframe.
 */

/* ===========================================
   RESET & BASE STYLES
   =========================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    height: 100%;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    background-color: aliceblue;
}

/* ===========================================
   MAIN CONTAINER & NETWORK CANVAS
   =========================================== */
.container {
    position: relative;
    width: 100%;
    height: 100vh;
}

#network {
    width: 100%;
    height: 100%;
    background-color: aliceblue;
}

/* ===========================================
   TITLE (Top Center)
   =========================================== */
.title {
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 18px;
    font-weight: bold;
    color: black;
    background-color: aliceblue;
    padding: 4px 12px;
    white-space: nowrap;
    z-index: 10;
}

/* ===========================================
   LEGEND (Lower Left)
   =========================================== */
.legend {
    position: absolute;
    bottom: 10px;
    left: 10px;
    padding: 8px 10px;
    background-color: rgba(255, 255, 255, 0.95);
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    z-index: 10;
}

.legend-item {
    display: flex;
    align-items: center;
    margin: 3px 0;
    font-size: 11px;
    color: #333;
}

.legend-color {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    margin-right: 6px;
    border: 2px solid #333;
    flex-shrink: 0;
}

.color-orange { background-color: #ff9800; border-color: #e65100; }

/* Gradient chip showing light-to-dark scope narrowing */
.legend-gradient {
    width: 42px;
    height: 12px;
    margin-right: 6px;
    border-radius: 3px;
    border: 1px solid #999;
    flex-shrink: 0;
    background: linear-gradient(to right, #e3f2fd, #90caf9, #26a69a, #00695c);
}

/* Line chips showing the two edge styles */
.legend-line {
    width: 42px;
    height: 0;
    margin-right: 6px;
    flex-shrink: 0;
}

.legend-line.solid {
    border-top: 3px solid #222222;
}

.legend-line.dashed {
    border-top: 3px dashed #888888;
}

/* ===========================================
   RIGHT PANEL (Controls & Info)
   =========================================== */
.right-panel {
    position: absolute;
    top: 46px;
    right: 10px;
    width: 272px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    z-index: 10;
}

/* ===========================================
   CONTROLS
   =========================================== */
.controls {
    background-color: rgba(255, 255, 255, 0.95);
    padding: 10px 12px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.stats {
    font-size: 12px;
    font-weight: bold;
    color: #333;
    margin-bottom: 8px;
}

.button-row {
    display: flex;
    gap: 6px;
    /* Buttons keep their label on one line, so they must be allowed to wrap
       onto a second row rather than push past the panel at narrow widths. */
    flex-wrap: wrap;
}

.btn {
    padding: 7px 8px;
    font-size: 12px;
    font-weight: bold;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: background-color 0.2s;
    flex: 1 1 auto;
    min-width: 0;
    white-space: nowrap;
}

.btn-primary {
    background-color: #2196f3;
    color: white;
}

.btn-primary:hover {
    background-color: #1976d2;
}

.btn-primary:disabled {
    background-color: #bbdefb;
    color: #f5f5f5;
    cursor: not-allowed;
}

.btn-secondary {
    background-color: #616161;
    color: white;
}

.btn-secondary:hover {
    background-color: #424242;
}

.btn-secondary:disabled {
    background-color: #cfcfcf;
    color: #f5f5f5;
    cursor: not-allowed;
}

/* ===========================================
   INFO PANEL (Term Details)
   =========================================== */
.info-panel {
    background-color: rgba(255, 255, 255, 0.95);
    border-radius: 8px;
    padding: 10px 12px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    border: 2px solid #2196f3;
}

.info-title {
    font-weight: bold;
    margin-bottom: 4px;
    font-size: 13px;
    color: #1565c0;
}

.info-scope {
    font-size: 11px;
    font-style: italic;
    color: #666;
    margin-bottom: 5px;
}

.info-content {
    font-size: 12px;
    line-height: 1.45;
    color: #222;
}

.info-cost {
    margin-top: 6px;
    padding-top: 5px;
    border-top: 1px solid #e0e0e0;
    font-size: 11px;
    color: #444;
}

.info-cost strong {
    color: #b25000;
}

.info-placeholder {
    color: #888;
    font-style: italic;
    font-size: 12px;
}

/* ===========================================
   STATUS / HELP PANEL
   =========================================== */
.status-panel {
    background-color: rgba(255, 255, 255, 0.95);
    border-radius: 8px;
    padding: 10px 12px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.status-title {
    font-weight: bold;
    margin-bottom: 4px;
    font-size: 12px;
}

.status-text {
    font-size: 11px;
    line-height: 1.4;
    color: #333;
}

.status-text ul {
    margin-left: 15px;
    margin-top: 3px;
}

.status-text li {
    margin-bottom: 3px;
}

/* ===========================================
   RESPONSIVE STYLES
   =========================================== */
@media (max-width: 700px) {
    .title {
        font-size: 14px;
        padding: 4px 8px;
    }

    .right-panel {
        width: 210px;
    }

    .btn {
        padding: 6px 6px;
        font-size: 11px;
    }

    .legend-item {
        font-size: 10px;
    }

    .legend-gradient,
    .legend-line {
        width: 28px;
    }
}