/* Generative AI peer tutor widget. Theme colors only; ruled rows, no cards. */

.w-demo { margin: 10px 0 8px; padding: 4px 0 8px; border-bottom: 1px solid var(--light-gray); }
.w-demo:not(.w-ready)::before { content: "This demo needs JavaScript."; color: var(--gray); font-size: 0.9rem; }

.w-note { margin: 8px 0; font-size: 0.88rem; color: var(--dark-gray); max-width: 72ch; }
.w-mono { font-family: var(--code); font-size: 0.78rem; color: var(--gray); }
.w-source { font-family: var(--code); font-size: 0.75rem; color: var(--gray); margin: 4px 0 8px; }
.w-big { margin: 8px 0; font-family: var(--heading); font-size: 1.02rem; }
.w-big strong { color: var(--accent); }

.w-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 10px; margin: 10px 0; }
.w-btn {
  appearance: none; min-height: 36px; padding: 6px 14px; border: 1px solid var(--primary);
  background: var(--primary); color: var(--background); font: inherit; font-family: var(--heading);
  font-size: 0.86rem; font-weight: var(--semi-bold); cursor: pointer; border-radius: 0;
}
.w-btn:hover { background: transparent; color: var(--primary); }
.w-btn-ghost { background: transparent; color: var(--primary); }
.w-btn-ghost:hover { background: var(--primary); color: var(--background); }
.w-btn:focus-visible, .seg-option:focus-visible, .pt-cell:focus-visible, .pt-node:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.seg { display: inline-flex; flex-wrap: wrap; border: 1px solid var(--light-gray); }
.seg-option {
  appearance: none; padding: 6px 10px; border: 0; border-right: 1px solid var(--light-gray);
  background: transparent; color: var(--text); font: inherit; font-family: var(--code); font-size: 0.78rem;
  cursor: pointer; border-radius: 0; min-height: 34px;
}
.seg-option:last-child { border-right: 0; }
.seg-option[aria-checked="true"] { background: var(--light-gray); color: var(--accent); }
.seg[data-done] .seg-option { cursor: default; }

/* Step track */
.pt-track { display: flex; flex-wrap: wrap; list-style: none; margin: 6px 0; padding: 0; border-top: 1px solid var(--light-gray); }
.pt-track li { flex: 1 1 90px; padding: 6px 6px 4px 0; cursor: pointer; border-top: 3px solid transparent; margin-top: -2px; }
.pt-track li.is-done { border-top-color: var(--gray); }
.pt-track li.is-on { border-top-color: var(--accent); }
.pt-track-n { font-family: var(--code); font-size: 0.74rem; color: var(--gray); margin-right: 4px; }
.pt-track-l { font-size: 0.78rem; color: var(--dark-gray); }
.pt-track li.is-on .pt-track-l { color: var(--accent); }
.pt-goal { max-width: 72ch; margin: 4px 0; }
.pt-rules { margin: 4px 0 8px 1.2em; padding: 0; }
.pt-rules li { font-size: 0.88rem; margin: 2px 0; }

.pt-struct, .pt-quiz, .pt-split, .pt-fig2, .pt-avg { margin-top: 14px; padding-top: 6px; border-top: 1px solid var(--light-gray); }

/* Ruled rows */
.pt-table-wrap { overflow-x: auto; }
.pt-rows { width: 100%; border-collapse: collapse; margin: 6px 0; }
.pt-rows th, .pt-rows td { padding: 6px 8px; border-bottom: 1px solid var(--light-gray); text-align: left; vertical-align: top; font-size: 0.86rem; }
.pt-rows th { width: 9.5em; font-family: var(--code); font-size: 0.74rem; color: var(--gray); font-weight: 500; }
.pt-levels tr.is-on th, .pt-levels tr.is-on td { background: var(--background-alt); color: var(--accent); }

/* Moves */
.pt-moves { margin: 4px 0 0 1.2em; padding: 0; }
.pt-moves li { padding: 6px 0 8px; border-bottom: 1px solid var(--light-gray); }
.pt-move { margin: 0 0 6px; }
.pt-verdict { margin: 6px 0 0; font-size: 0.86rem; min-height: 0; }
.pt-verdict.is-good { color: var(--primary); }
.pt-verdict.is-miss { color: var(--accent); }
.pt-verdict.is-good::before { content: "\2713  "; }
.pt-verdict.is-miss::before { content: "\2717  "; }

/* Charts */
.pt-chart { margin: 6px 0; }
.pt-svg { display: block; width: 100%; max-width: 760px; height: auto; overflow: visible; }
.c-grid { stroke: var(--light-gray); stroke-width: 1; }
.c-tick { fill: var(--gray); font-family: var(--code); font-size: 11px; }
.c-label { fill: var(--dark-gray); font-family: var(--code); font-size: 11px; }
.pt-val { fill: var(--text); font-family: var(--code); font-size: 11px; }
.pt-axis { stroke: var(--gray); stroke-width: 2; }
.pt-boundary { stroke: var(--accent); stroke-width: 1; stroke-dasharray: 3 3; }
.pt-dot { fill: var(--primary); opacity: 0.55; }
.pt-dot-on { fill: var(--accent); }
.pt-node { cursor: pointer; }
.pt-track-bar { fill: var(--light-gray); opacity: 0.45; }
.pt-bar { fill: var(--primary); }
.pt-bar-on { fill: var(--accent); }
.pt-ci { stroke: var(--text); stroke-width: 2; }
.pt-d4 { fill: var(--gray); }
.pt-d5 { fill: var(--primary); }

.c-legend { display: flex; flex-wrap: wrap; gap: 4px 14px; margin: 6px 0 0; font-family: var(--code); font-size: 0.76rem; color: var(--dark-gray); }
.pt-lg { display: inline-flex; align-items: center; gap: 6px; }
.pt-sw { display: inline-block; width: 12px; height: 10px; }
.pt-sw-ci { height: 0; border-top: 2px solid var(--text); }
.pt-sw-d4 { background: var(--gray); }
.pt-sw-d5 { background: var(--primary); }

/* Rubric grid */
.pt-grid { width: 100%; min-width: 560px; border-collapse: collapse; margin: 6px 0; }
.pt-grid th, .pt-grid td { white-space: nowrap; overflow-wrap: normal; word-break: normal; padding: 4px 6px; border-bottom: 1px solid var(--light-gray); text-align: center; font-size: 0.84rem; }
.pt-grid th { font-family: var(--code); font-size: 0.72rem; color: var(--gray); font-weight: 500; }
.pt-grid th[scope="row"] { text-align: left; color: var(--text); font-family: inherit; font-size: 0.84rem; white-space: nowrap; }
.pt-grid thead th.is-on { color: var(--accent); }
.pt-grid td.is-col { background: var(--background-alt); }
.pt-grid td { font-family: var(--code); }
.pt-total { font-weight: var(--semi-bold); }
.pt-mean th[scope="row"], .pt-mean td { color: var(--gray); font-style: italic; }
.pt-cell {
  appearance: none; width: 34px; height: 30px; border: 1px solid var(--light-gray); border-radius: 0;
  font-family: var(--code); font-size: 0.84rem; cursor: pointer; color: var(--text); background: transparent;
}
.pt-cell.s5 { background: var(--primary); color: var(--background); border-color: var(--primary); }
.pt-cell.s4 { background: transparent; color: var(--primary); border-color: var(--primary); }
.pt-cell.s3 { background: transparent; color: var(--accent); border-color: var(--accent); }
.pt-cell.is-on { outline: 3px solid var(--accent); outline-offset: 1px; }
.pt-avg-table td { font-family: var(--code); }

.paper-body li { text-align: left; }
.paper-body .results-table { width: 100%; min-width: 560px; border-collapse: collapse; margin: 10px 0; }
.paper-body .results-table th, .paper-body .results-table td { padding: 6px 8px; border-bottom: 1px solid var(--light-gray); text-align: left; vertical-align: top; font-size: 0.86rem; }
.paper-body .results-table th { font-family: var(--code); font-size: 0.74rem; color: var(--gray); font-weight: 500; }
.pt-wrap { overflow-x: auto; }