/* Betweenness Centrality Heatmap Explorer - vis-network MicroSim Stylesheet
 * ========================================================================
 * Rows: title / color-scale legend / graph panel (flex) / fixed infobox.
 * The container height is fixed (not 100vh) so the infobox stays pinned at a
 * known offset — screenshot tooling renders tall and crops to CANVAS_HEIGHT.
 */

/* Must stay in sync with CANVAS_HEIGHT in
   betweenness-centrality-heatmap-explorer.js */
:root {
    --sim-height: 620px;
    /* Scale stops shared with the JS colorFor() interpolation */
    --c0: #fffde7;
    --c1: #ffe082;
    --c2: #ffb300;
    --c3: #f4511e;
    --c4: #b71c1c;
}

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

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

.container {
    display: flex;
    flex-direction: column;
    width: 100%;
    height: var(--sim-height);
    padding: 6px 8px 8px 8px;
    gap: 6px;
}

/* ===========================================
   TITLE
   =========================================== */
.title {
    flex: 0 0 auto;
    text-align: center;
    font-size: 17px;
    font-weight: bold;
    color: black;
    line-height: 1.2;
}

/* ===========================================
   COLOR SCALE LEGEND + ACTIONS
   =========================================== */
.scale-row {
    flex: 0 0 auto;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    background-color: rgba(255, 255, 255, 0.95);
    border-radius: 8px;
    padding: 6px 10px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.scale-legend {
    display: flex;
    align-items: center;
    gap: 7px;
    min-width: 0;
}

.scale-cap {
    font-size: 12px;
    font-weight: bold;
    color: #37474f;
    white-space: nowrap;
}

.scale-end {
    font-size: 11px;
    color: #607d8b;
}

.scale-bar {
    width: 190px;
    height: 13px;
    border-radius: 3px;
    border: 1px solid #b0bec5;
    background: linear-gradient(to right,
        var(--c0) 0%, var(--c1) 35%, var(--c2) 60%, var(--c3) 80%, var(--c4) 100%);
}

.scale-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.toggle {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 12px;
    font-weight: bold;
    color: #37474f;
    cursor: pointer;
    white-space: nowrap;
}

.toggle input {
    cursor: pointer;
    width: 15px;
    height: 15px;
}

/* a disabled toggle should look disabled */
.toggle.disabled {
    color: #b0bec5;
    cursor: not-allowed;
}

.toggle.disabled input {
    cursor: not-allowed;
}

.btn {
    padding: 5px 12px;
    font-size: 12px;
    font-weight: bold;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: background-color 0.2s;
}

.btn-secondary {
    background-color: #757575;
    color: white;
}

.btn-secondary:hover:not(:disabled) {
    background-color: #616161;
}

.btn-secondary:disabled {
    background-color: #cfd8dc;
    color: #90a4ae;
    cursor: not-allowed;
}

/* ===========================================
   GRAPH PANEL
   =========================================== */
.graph-panel {
    flex: 1 1 auto;
    min-height: 0;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

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

/* ===========================================
   INFOBOX (fixed height per spec)
   =========================================== */
.infobox {
    flex: 0 0 auto;
    height: 112px;
    background-color: rgba(255, 255, 255, 0.97);
    border-radius: 8px;
    padding: 7px 10px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.12);
    border: 2px solid transparent;
    font-size: 12px;
    line-height: 1.45;
    color: #263238;
    overflow: hidden;
}

.infobox.selected {
    border-color: #ffa000;
}

.infobox.removal {
    border-color: #e53935;
    background-color: #fff8f7;
}

/* removal that broke nothing — don't dress a clean result as an alarm */
.infobox.removal.safe {
    border-color: #43a047;
    background-color: #f7fbf7;
}

.info-prompt {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    font-size: 13px;
    color: #78909c;
    font-style: italic;
    text-align: center;
}

.info-head {
    display: flex;
    align-items: baseline;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 3px;
}

.info-name {
    font-size: 14px;
    font-weight: bold;
    color: #212121;
}

.info-metric {
    font-size: 11.5px;
    color: #546e7a;
}

.info-rank {
    display: inline-block;
    font-size: 10.5px;
    font-weight: bold;
    color: white;
    background-color: #546e7a;
    border-radius: 999px;
    padding: 1px 8px;
}

.info-body {
    font-size: 12px;
    line-height: 1.5;
}

/* wrapped pair chips — a scrolling list inside an iframe would fight the
   page's own scroll, so overflow is summarized with a "+N more" chip instead */
.pair-list {
    display: flex;
    flex-wrap: wrap;
    gap: 3px;
    margin-top: 3px;
    max-height: 44px;
    overflow: hidden;
}

.pair {
    font-size: 10.5px;
    font-family: "Courier New", Courier, monospace;
    background-color: #eceff1;
    border: 1px solid #cfd8dc;
    border-radius: 3px;
    padding: 0 4px;
    white-space: nowrap;
    color: #37474f;
}

.pair.broken {
    background-color: #ffebee;
    border-color: #ef9a9a;
    color: #b71c1c;
    font-weight: bold;
}

.pair.more {
    background-color: transparent;
    border-color: transparent;
    color: #78909c;
    font-style: italic;
}

/* removal impact counters */
.impact {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 2px;
}

.impact-item {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 11.5px;
}

.impact-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: 1.5px solid #616161;
    flex-shrink: 0;
}

.dot-broken { background-color: #e53935; border-color: #b71c1c; }
.dot-longer { background-color: #ffb300; border-color: #ef6c00; }
.dot-same   { background-color: #cfd8dc; border-color: #90a4ae; }

.impact-num {
    font-weight: bold;
}

.verdict {
    margin-top: 3px;
    font-size: 11.5px;
    line-height: 1.4;
    color: #b71c1c;
}

.verdict.safe {
    color: #2e7d32;
}

/* ===========================================
   RESPONSIVE
   =========================================== */
@media (max-width: 650px) {
    .title {
        font-size: 14px;
    }

    /* spec: legend and graph stack vertically; infobox stays below both */
    .scale-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 5px;
        padding: 5px 8px;
    }

    .scale-bar {
        width: 120px;
    }

    .scale-cap {
        font-size: 11px;
    }

    .infobox {
        height: 120px;
        font-size: 11px;
    }

    .info-name {
        font-size: 12.5px;
    }
}