/* Charts of the Serverless Under Constraints study posts (layouts/shortcodes/suc-chart.html).
   Light and dark values are separate, validated steps, not an automatic flip. */
.suc-viz {
    --suc-surface: #fcfcfb;
    --suc-ink-1: #0b0b0b;
    --suc-ink-2: #52514e;
    --suc-grid: #e1e0d9;
    --suc-axis: #c3c2b7;
    --suc-border: rgba(11, 11, 11, 0.10);
    --suc-conventional: #2a78d6;
    --suc-durable: #eb6834;
    --suc-control: #898781;
    --suc-critical: #d03b3b;

    position: relative;
    margin: 2rem 0;
    padding: 1rem 1rem 0.75rem;
    background: var(--suc-surface);
    border: 1px solid var(--suc-border);
    border-radius: 12px;
    color: var(--suc-ink-2);
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    font-size: 0.875rem;
    line-height: 1.45;
    text-align: left;
}

/* The site centers article figures and captions (static/style.css); a chart card reads left to right. */
#single .page-content figure.suc-viz {
    margin: 2rem 0;
    text-align: left;
}

#single .page-content .suc-viz figcaption {
    text-align: left;
    color: var(--suc-ink-2);
}

body.dark .suc-viz {
    --suc-surface: #1a1a19;
    --suc-ink-1: #f0efec;
    --suc-ink-2: #c3c2b7;
    --suc-grid: #2c2c2a;
    --suc-axis: #383835;
    --suc-border: rgba(255, 255, 255, 0.10);
    --suc-conventional: #3987e5;
    --suc-durable: #d95926;
    --suc-control: #898781;
    --suc-critical: #d03b3b;
}

.suc-viz .suc-viz-title {
    margin: 0 0 0.35rem;
    color: var(--suc-ink-1);
    font-size: 1rem;
    font-weight: 600;
}

.suc-viz-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem 1rem;
    margin-bottom: 0.5rem;
}

.suc-viz:not(.is-ready) .suc-viz-legend,
.suc-viz:not(.is-ready) .suc-viz-plot,
.suc-viz:not(.is-ready) .suc-viz-axis {
    display: none;
}

.suc-legend-item {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.suc-key-line {
    width: 16px;
    height: 2px;
    border-radius: 1px;
}

.suc-key-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.suc-viz-plot {
    position: relative;
    width: 100%;
    border-radius: 6px;
}

.suc-viz-plot:focus-visible {
    outline: 2px solid var(--suc-conventional);
    outline-offset: 4px;
}

.suc-viz svg {
    display: block;
    overflow: visible;
}

.suc-viz svg text {
    font-family: inherit;
    fill: var(--suc-ink-2);
    font-size: 11px;
}

.suc-viz .suc-tick { font-variant-numeric: tabular-nums; }
.suc-viz .suc-panel-title { fill: var(--suc-ink-1); font-size: 12.5px; font-weight: 600; }
.suc-viz .suc-grid { stroke: var(--suc-grid); stroke-width: 1; shape-rendering: crispEdges; }
.suc-viz .suc-axis-line { stroke: var(--suc-axis); stroke-width: 1; shape-rendering: crispEdges; }
.suc-viz .suc-break { stroke: var(--suc-ink-2); stroke-width: 1.25; }
.suc-viz .suc-rule { stroke: var(--suc-ink-2); stroke-width: 1; shape-rendering: crispEdges; }
.suc-viz .suc-over { fill: var(--suc-critical); fill-opacity: 0.08; }
.suc-viz .suc-bracket { stroke: var(--suc-ink-2); stroke-width: 1; fill: none; }
.suc-viz .suc-crosshair { stroke: var(--suc-ink-2); stroke-width: 1; shape-rendering: crispEdges; }

.suc-viz .suc-line { fill: none; stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.suc-viz .suc-line.is-control { stroke: var(--suc-control); }
.suc-viz .suc-line.is-conventional { stroke: var(--suc-conventional); }
.suc-viz .suc-line.is-durable { stroke: var(--suc-durable); }

.suc-viz .suc-dot { stroke: var(--suc-surface); stroke-width: 2; }
.suc-viz .suc-dot.is-conventional { fill: var(--suc-conventional); }
.suc-viz .suc-dot.is-durable { fill: var(--suc-durable); }
.suc-viz .suc-dot.is-active { stroke: var(--suc-ink-1); }
.suc-viz .suc-hit { fill: transparent; cursor: pointer; }

.suc-viz .suc-viz-axis {
    margin: 0.35rem 0 0;
    font-size: 0.8rem;
}

.suc-viz-tip {
    position: absolute;
    z-index: 5;
    min-width: 12rem;
    max-width: 18rem;
    padding: 0.5rem 0.65rem;
    pointer-events: none;
    background: var(--suc-surface);
    border: 1px solid var(--suc-border);
    border-radius: 8px;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.14);
    font-size: 0.78rem;
    line-height: 1.35;
}

.suc-viz-tip .suc-tip-head { margin-bottom: 0.3rem; }
.suc-viz-tip .suc-tip-row { display: flex; align-items: center; gap: 0.45rem; }
.suc-viz-tip .suc-tip-row strong {
    color: var(--suc-ink-1);
    font-weight: 600;
    font-variant-numeric: tabular-nums;
}

.suc-viz figcaption {
    margin-top: 0.6rem;
    font-size: 0.85rem;
}

.suc-viz-table {
    margin-top: 0.6rem;
}

.suc-viz-table summary {
    cursor: pointer;
    color: var(--suc-ink-1);
    font-size: 0.85rem;
}

.suc-viz-table table {
    margin-top: 0.6rem;
    font-size: 0.8rem;
}

.suc-viz-table td:nth-child(n+5) {
    font-variant-numeric: tabular-nums;
    white-space: nowrap;
}