/* Session 6 widget styles (extends ml-widgets.css). */

/* tree-split: the two child groups */
.ml6-children {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 0.45rem;
  margin: 0.5rem 0 0.4rem;
}

.ml6-child {
  border: 1px solid var(--md-default-fg-color--lightest);
  border-radius: 8px;
  padding: 0.4rem 0.6rem;
  font-size: 0.74rem;
  transition: background-color 250ms ease;
}

.ml6-child-title {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.ml6-child-title strong { font-weight: 600; font-variant-numeric: tabular-nums; }

.ml6-bar {
  height: 8px;
  border-radius: 999px;
  background: var(--md-default-bg-color);
  border: 1px solid var(--md-default-fg-color--lightest);
  overflow: hidden;
  margin-bottom: 0.2rem;
}

.ml6-fill {
  display: block;
  height: 100%;
  width: 0%;
  background: var(--ml-c3);
}

/* tree-depth: outline of the fitted tree */
.ml6-tree {
  display: grid;
  gap: 0.3rem;
  margin: 0.8rem 0 0.3rem;
}

.ml6-node {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.2rem 0.6rem;
  margin-left: calc(var(--depth) * 1.4rem);
  padding: 0.3rem 0.6rem;
  border-radius: 6px;
  border: 1px solid var(--md-default-fg-color--lightest);
  font-size: 0.74rem;
}

@media (max-width: 480px) {
  .ml6-node { margin-left: calc(var(--depth) * 0.7rem); }
}

.ml6-branch {
  font-size: 0.62rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.05rem 0.4rem;
  border-radius: 999px;
  border: 1px solid var(--md-default-fg-color--lighter);
  /* Solid chip so its label is read against the page colour, not the node's risk tint. */
  background: var(--md-default-bg-color);
}

.ml6-branch-yes { color: var(--ml-ok); border-color: var(--ml-ok); }
.ml6-branch-no { color: var(--ml-c3); border-color: var(--ml-c3); }
.ml6-root { color: var(--ml-ink); }
.ml6-stat { font-variant-numeric: tabular-nums; }
.ml6-q { font-family: var(--md-code-font-family, monospace); font-size: 0.7rem; }
.ml6-leaf { font-weight: 700; color: color-mix(in srgb, var(--ml-c3) 70%, var(--ml-ink)); font-size: 0.7rem; }
.ml6-leaf.is-low { color: color-mix(in srgb, var(--ml-ok) 70%, var(--ml-ink)); }

/* forest-vote / model-race toggles */
.ml6-toggle[aria-pressed="true"] {
  background: var(--ml-c1);
  border-color: var(--ml-c1);
  color: #fff;
}

[data-md-color-scheme="slate"] .ml6-toggle[aria-pressed="true"] {
  color: #0c1330;
}

.ml6-desc { min-height: 2.4em; }

.ml-plot .ml6-whisker { stroke: var(--ml-ink); stroke-width: 1.6; }

.ml6-table-wrap { overflow-x: auto; }

.ml6-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.74rem;
  font-variant-numeric: tabular-nums;
  margin: 0.3rem 0 0.2rem;
}

.ml6-table th,
.ml6-table td {
  padding: 0.25rem 0.5rem;
  text-align: right;
  border-bottom: 1px solid var(--md-default-fg-color--lightest);
}

.ml6-table th:first-child,
.ml6-table td:first-child { text-align: left; }

.ml6-table th {
  font-size: 0.64rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--ml-muted);
}

/* model-race legend: bar = CV mean, whisker = ± 1 sd, dot = test */
.ml6-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem 1rem;
  font-size: 0.72rem;
  color: var(--ml-ink);
  margin: 0.1rem 0 0.2rem;
}

.ml6-legend span { display: inline-flex; align-items: center; gap: 0.35rem; }
.ml6-legend svg { width: 26px; height: 12px; overflow: visible; }
.ml6-legend .ml6-whisker { stroke: var(--ml-ink); stroke-width: 1.6; }
[data-md-color-scheme="slate"] .ml6-leaf { color: color-mix(in srgb, var(--ml-c3) 30%, var(--ml-ink)); }
[data-md-color-scheme="slate"] .ml6-leaf.is-low { color: color-mix(in srgb, var(--ml-ok) 45%, var(--ml-ink)); }