/* Review screens (docs/spec/06-ui-and-hotwire.md, "Review one answer") and results. */

.review-bar {
  display: flex; justify-content: space-between; align-items: center; gap: var(--space-3); flex-wrap: wrap;
  margin-bottom: var(--space-4); padding-bottom: var(--space-3); border-bottom: 1px solid var(--color-border);
}
.review-bar p { margin: 0; font-size: 0.875rem; }
.review-bar__nav { display: flex; align-items: center; gap: var(--space-2); font-size: 0.875rem; }

/* One row: question, answer, grade. Stacks only on narrow screens. */
.container--wide { max-width: 112rem; padding-inline: var(--space-4); }
.review-grid { display: grid; gap: var(--space-3); grid-template-columns: minmax(14rem, 0.75fr) minmax(0, 1.1fr) minmax(21rem, 1.3fr); align-items: start; }
@media (max-width: 1100px) { .review-grid { grid-template-columns: minmax(12rem, 0.7fr) minmax(0, 1fr) minmax(19rem, 1.2fr); } }
@media (max-width: 860px) { .review-grid { grid-template-columns: 1fr; } }
.review-column { display: grid; gap: var(--space-2); min-width: 0; align-content: start; }
.review-column--question, .review-column--grade { position: sticky; top: var(--space-3); max-height: calc(100vh - 2 * var(--space-3)); overflow-y: auto; }
@media (max-width: 860px) { .review-column--question, .review-column--grade { position: static; max-height: none; } }
.review-column--grade {
  background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg);
  padding: var(--space-4); box-shadow: var(--shadow-md);
}
.review-subheading { font-size: 0.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; color: var(--color-muted); margin: var(--space-3) 0 var(--space-1); }
.review-student { display: flex; justify-content: space-between; align-items: baseline; gap: var(--space-2); }
.review-student .review-subheading { margin-top: 0; font-size: 0.875rem; text-transform: none; letter-spacing: 0; color: var(--color-text); }
.review-answer { overflow-x: auto; font-size: 1rem; }
.review-details { margin: var(--space-1) 0; background: var(--color-surface-muted); border-radius: var(--radius); padding: 0.6rem var(--space-3); }
.review-details summary { cursor: pointer; font-weight: 600; font-size: 0.875rem; }
.review-details[open] summary { margin-bottom: var(--space-2); }
.review-details p:last-child { margin-bottom: 0; }
.rubric-list { margin: 0; padding-left: var(--space-4); display: grid; gap: var(--space-1); }

.code-lines { font-family: var(--font-mono); font-size: 0.8125rem; margin: 0; padding-left: 3em; white-space: pre; line-height: 1.7; }
.code-lines li::marker { color: #a9abc2; }

.review-panel { display: grid; gap: var(--space-2); }
.review-panel__header { display: flex; align-items: center; gap: var(--space-2); flex-wrap: wrap; }
.review-points { font-size: 1.5rem; font-weight: 700; letter-spacing: -0.02em; margin-left: auto; }
.provenance { margin: 0; color: var(--color-muted); font-size: 0.875rem; font-style: italic; }
.criterion-scores { list-style: none; padding: 0; margin: 0; display: grid; gap: var(--space-2); }
.criterion-scores li { background: var(--color-surface-muted); border-radius: var(--radius); padding: 0.65rem var(--space-3); }
.criterion-scores p { margin: var(--space-1) 0 0; font-size: 0.8125rem; }
.criterion-scores__head { display: flex; justify-content: space-between; gap: var(--space-2); font-weight: 500; font-size: 0.875rem; margin: 0; }
.criterion-scores__head strong, .criterion-scores__head .muted { white-space: nowrap; }
.criterion-scores input { max-width: 8rem; margin-top: var(--space-2); }
.feedback { padding: var(--space-3); line-height: 1.6; }
.feedback p { margin: 0 0 var(--space-2); }
.feedback p:last-child { margin-bottom: 0; }
.review-actions { padding-top: var(--space-2); }
.review-actions form { display: inline; }
.review-actions .button { min-width: 6.5rem; }
.review-form { display: grid; gap: var(--space-2); }

.filter-chips { display: flex; flex-wrap: wrap; gap: var(--space-2); margin-bottom: var(--space-4); }
.chip {
  border: 1px solid var(--color-border); border-radius: var(--radius-pill); padding: 0.4rem 0.95rem;
  text-decoration: none; color: var(--color-text); background: var(--color-surface); font-weight: 500; font-size: 0.875rem;
}
.chip:hover { border-color: #c5c8ce; color: var(--color-text); }
.chip--current, .chip--current:hover { background: var(--color-ink); border-color: var(--color-ink); color: #fff; font-weight: 600; }
.review-progress + .hint { margin-top: var(--space-3); }

.release-box { display: flex; justify-content: space-between; align-items: center; gap: var(--space-3); flex-wrap: wrap; margin-bottom: var(--space-4); background: var(--color-panel); }
.release-box p { margin: 0; }

/* Grade history: a vertical timeline, newest on top. Time | dot on a line | what happened. */
.grade-timeline { --dot: 2rem; --time: 7.5rem; list-style: none; padding: 0; margin: var(--space-4) 0 0; position: relative; }
.grade-timeline::before {
  content: ""; position: absolute; top: 0.5rem; bottom: 0.5rem; left: calc(var(--time) + var(--space-3) + var(--dot) / 2 - 1px);
  width: 2px; border-radius: 2px; background: var(--color-border);
}
.grade-event { position: relative; display: grid; grid-template-columns: var(--time) var(--dot) minmax(0, 1fr); gap: 0 var(--space-3); padding-bottom: var(--space-4); }
.grade-event:last-child { padding-bottom: 0; }
.grade-event__time { padding-top: 0.35rem; text-align: right; font-size: 0.8125rem; color: var(--color-muted); font-variant-numeric: tabular-nums; }
.grade-event__dot {
  position: relative; z-index: 1; width: var(--dot); height: var(--dot); border-radius: 50%; display: grid; place-items: center;
  background: var(--stone-soft); color: var(--stone-text); box-shadow: 0 0 0 4px var(--color-bg);
}
.grade-event__dot svg { width: 1.05rem; height: 1.05rem; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.grade-event--proposed .grade-event__dot { background: var(--lilac-soft); color: var(--lilac-text); }
.grade-event--proposed .grade-event__dot svg { fill: currentColor; stroke-width: 1; }
.grade-event--edited .grade-event__dot, .grade-event--graded .grade-event__dot, .grade-event--endorsed .grade-event__dot { background: var(--sky-soft); color: var(--sky-text); }
.grade-event--verified .grade-event__dot { background: var(--mint-soft); color: var(--mint-text); }
.grade-event--verified .grade-event__dot svg { stroke-width: 2.6; }
.grade-event--rejected .grade-event__dot { background: var(--rose-soft); color: var(--rose-text); }
.grade-event__body { min-width: 0; padding-top: 0.2rem; }
.grade-event__title { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-1) var(--space-2); margin: 0; }
.grade-event__points { font-weight: 700; font-variant-numeric: tabular-nums; padding: 0.1rem 0.55rem; border-radius: var(--radius-pill); background: var(--color-surface); border: 1px solid var(--color-border); font-size: 0.875rem; }
.grade-event__detail { margin: var(--space-1) 0 0; color: var(--color-muted); font-size: 0.875rem; }
.grade-event--rejected .grade-event__detail { font-style: italic; }
.grade-event__grade { margin-top: var(--space-2); background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius); padding: 0.55rem var(--space-3); }
.grade-event__grade summary { cursor: pointer; font-size: 0.875rem; font-weight: 600; color: var(--color-muted); }
.grade-event__grade[open] summary { margin-bottom: var(--space-2); }
.grade-event__scores { list-style: none; padding: 0; margin: 0; display: grid; gap: var(--space-2); font-size: 0.875rem; }
.grade-event__scores li { display: grid; grid-template-columns: 4.5rem minmax(0, 1fr); gap: var(--space-2); }
.grade-event__scores .criterion-feedback-text, .grade-event__scores .rationale { display: block; margin-top: 0.15rem; }
.grade-event__score { font-weight: 650; font-variant-numeric: tabular-nums; }
.grade-event__grade .feedback { padding: 0; margin-top: var(--space-2); font-size: 0.875rem; }
.grade-event--past .grade-event__body { opacity: 0.75; }

@media (max-width: 700px) {
  .grade-timeline { --time: 0px; }
  .grade-timeline::before { left: calc(var(--dot) / 2 - 1px); }
  .grade-event { grid-template-columns: var(--dot) minmax(0, 1fr); }
  .grade-event__time { grid-column: 2; grid-row: 1; text-align: left; padding: 0; font-size: 0.75rem; }
  .grade-event__dot { grid-column: 1; grid-row: 1 / span 2; }
  .grade-event__body { grid-column: 2; }
}

.hotkeys-help { border: 1px solid var(--color-border); border-radius: var(--radius-lg); background: var(--color-surface); color: var(--color-text); max-width: 32rem; padding: var(--space-4); box-shadow: var(--shadow-md); }
.hotkeys-help::backdrop { background: rgb(30 33 64 / 0.25); backdrop-filter: blur(2px); }
.hotkeys-help .facts > div { display: flex; gap: var(--space-3); align-items: center; }
kbd { border: 1px solid var(--color-border-strong); border-bottom-width: 2px; border-radius: 6px; padding: 0.05em 0.45em; font-size: 0.8125em; background: var(--color-surface); color: var(--color-text); }

/* ---- Results ---- */

/* Inline grading */
.criterion-scores__head { align-items: flex-start; }
.criterion-scores__input { display: inline-flex; align-items: center; gap: var(--space-1); flex: none; }
.criterion-scores__input input { width: 5.5rem; max-width: none; margin: 0; padding: 0.4rem 0.55rem; text-align: right; }
.rationale { font-size: 0.8125rem; }
.review-form textarea { min-height: 5rem; }
.review-ai-meta { display: flex; flex-wrap: wrap; gap: var(--space-1) var(--space-2); align-items: center; margin: 0; font-size: 0.875rem; }



/* Feedback per criterion: edited in the review panel, read by the student next to each criterion. */
.review-form .criterion-feedback, .criterion-feedback { display: block; width: 100%; margin-top: var(--space-2); padding: 0.45rem 0.65rem; font-size: 0.875rem; line-height: 1.45; resize: vertical; min-height: 3.6rem; field-sizing: content; max-height: 12rem; }
.criterion-scores .criterion-feedback-text { font-size: 0.875rem; color: var(--color-text); }
.review-note textarea { width: 100%; }

/* Review overview: bulk verification and per-question reviewers. */
.bulk-verify { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); flex-wrap: wrap; background: var(--lemon-soft); border-color: transparent; margin-bottom: var(--space-3); }
.bulk-verify p { margin: 0; }
.bulk-verify .actions { margin: 0; }
.inline-form { display: inline-block; margin-left: var(--space-1); }
.reviewer-form { display: flex; gap: var(--space-1); align-items: center; }
.reviewer-form select { min-width: 9rem; padding: 0.35rem 0.5rem; font-size: 0.875rem; }
.reviewer-form .reviewer-form__submit { display: none; }
@media (scripting: none) { .reviewer-form .reviewer-form__submit { display: inline-flex; } }

/* The same timeline, compact, in a student's "How this grade was produced". */
.grade-timeline--compact { --dot: 1.5rem; --time: 6.5rem; margin-top: var(--space-2); }
.grade-timeline--compact .grade-event { padding-bottom: var(--space-2); gap: 0 var(--space-2); }
.grade-timeline--compact::before { left: calc(var(--time) + var(--space-2) + var(--dot) / 2 - 1px); }
.grade-timeline--compact .grade-event__time { font-size: 0.75rem; padding-top: 0.2rem; }
.grade-timeline--compact .grade-event__dot svg { width: 0.85rem; height: 0.85rem; }
.grade-timeline--compact .grade-event__dot { box-shadow: 0 0 0 3px var(--color-surface); }
.grade-timeline--compact .grade-event__body { padding-top: 0.1rem; }
.grade-timeline--compact .grade-event__title { font-size: 0.875rem; font-weight: 550; color: var(--color-text); }
.grade-timeline--compact .grade-event__detail { font-size: 0.8125rem; margin-top: 0.1rem; }
@media (max-width: 700px) {
  .grade-timeline--compact::before { left: calc(var(--dot) / 2 - 1px); }
}


/* ---- Student results (design 1b) ---- */
.breadcrumb { margin: 0; font-size: 0.8125rem; color: var(--color-muted); }
.breadcrumb a { color: var(--color-muted); text-decoration: none; }
.breadcrumb a:hover { color: var(--color-text); text-decoration: underline; }
.results-layout { display: grid; grid-template-columns: minmax(0, 1fr) 20.5rem; gap: 1.6rem; align-items: start; }
.results-main { display: flex; flex-direction: column; gap: 1.1rem; min-width: 0; }
.results-main > .card + .card { margin-top: 0; }
.results-aside { display: flex; flex-direction: column; gap: 1rem; position: sticky; top: 1.25rem; }
.results-aside .card + .card { margin-top: 0; }
@media (max-width: 1000px) { .results-layout { grid-template-columns: 1fr; } .results-aside { position: static; } }

.results-summary { position: relative; overflow: hidden; border-radius: var(--radius-xl); padding: 1.9rem 2rem 1.5rem; display: flex; flex-direction: column; gap: 1.4rem; }
.results-summary::before {
  content: ""; position: absolute; inset: 0 0 auto 0; height: 6px;
  background: linear-gradient(90deg, var(--rose-soft) 0 20%, var(--lilac-soft) 20% 40%, var(--sky-soft) 40% 60%, var(--mint-soft) 60% 80%, var(--lemon-soft) 80%);
}
.results-summary__head { display: flex; justify-content: space-between; gap: 1.5rem; align-items: flex-start; flex-wrap: wrap; }
.results-summary__title { display: flex; flex-direction: column; gap: 0.6rem; max-width: 33rem; align-items: flex-start; }
.results-summary__heading { font-size: 2.15rem; line-height: 1.1; margin: 0; }
.results-summary__title .muted { margin: 0; font-size: 0.875rem; }
.results-summary__grade { position: relative; display: flex; flex-direction: column; align-items: flex-end; padding-right: 6.75rem; min-height: 7rem; }
.results-total__score { margin: 0; display: flex; align-items: baseline; gap: 0.4rem; font-family: var(--font-serif); color: var(--color-faint); font-size: 1.6rem; }
.results-total__score strong { font-weight: 400; font-size: 5.75rem; line-height: 0.9; letter-spacing: -0.04em; color: var(--color-text); }
.results-summary__stamp { position: absolute; right: -1.9rem; top: -1.1rem; }

.grading-chain { list-style: none; margin: 0; padding: 1.1rem 0 0; border-top: 1px dashed var(--color-border-strong); display: flex; flex-wrap: wrap; align-items: center; gap: 0.6rem; font-size: 0.8125rem; }
.grading-chain li { display: flex; align-items: center; }
.chain-arrow { color: #b3afbd; }
.chain-pill { gap: 0.5rem; padding: 0.35rem 0.7rem 0.35rem 0.35rem; border-radius: var(--radius-pill); border: 1.5px solid var(--color-border); }
.chain-pill--ai { border-style: dashed; border-color: var(--ai-border); background: var(--ai-bg); color: var(--ai-ink); }
.chain-pill--ta { border-color: var(--ta-border); background: var(--ta-bg); color: var(--ta-ink); }
.chain-pill--professor { border-color: var(--prof-border); background: var(--prof-bg); color: var(--prof-ink); font-weight: 600; }

.voice { width: 1.4rem; height: 1.4rem; border-radius: 50%; display: inline-grid; place-items: center; flex: none; font-weight: 700; font-size: 0.6rem; color: #fff; background: var(--color-faint); }
.voice--ai { border: 1.5px dashed var(--ai-ring); background: var(--ai-bg); color: var(--ai-ink); font-family: var(--font-mono); }
.voice--ta { background: var(--ta-color); }
.voice--professor { background: var(--prof-color); }
.voice--key { background: var(--stone-soft); color: var(--stone-text); }

.question-result { position: relative; padding: 1.5rem 1.75rem 1.6rem; display: flex; flex-direction: column; gap: 1.1rem; }
.question-result__head { display: flex; justify-content: space-between; gap: 1.25rem; align-items: flex-start; }
.question-result__title { display: flex; flex-direction: column; gap: 0.6rem; min-width: 0; }
.question-result__kicker { margin: 0; display: flex; gap: 0.5rem; align-items: center; font-size: 0.75rem; font-weight: 600; color: var(--color-subtle); }
.question-result__prompt { font-family: var(--font-serif); font-size: 1.25rem; line-height: 1.35; max-width: 40rem; }
.question-result__score { display: flex; flex-direction: column; align-items: flex-end; gap: 0.4rem; flex: none; }
.result__points { margin: 0; display: flex; align-items: baseline; gap: 0.25rem; color: var(--color-faint); font-size: 0.95rem; }
.result__points strong { font-family: var(--font-serif); font-weight: 400; font-size: 2.15rem; line-height: 1; color: var(--color-text); }
.submitted-answer { display: flex; flex-direction: column; gap: 0.5rem; border: 0; padding: 0; }
.submitted-answer .label-caps, .result__feedback .label-caps { margin: 0; }
.answer-box { padding: 0.85rem 1rem; border-radius: var(--radius); background: var(--color-soft); font-family: var(--font-serif); font-size: 1rem; line-height: 1.5; color: var(--color-body); }
.answer-box p { margin: 0; }
.answer-box .code-block { margin: -0.85rem -1rem; font-family: var(--font-mono); font-size: 0.8125rem; }
.result__grade { display: flex; flex-direction: column; gap: 1.1rem; }
.adjusted-note { margin: 0; display: flex; align-items: center; gap: 0.75rem; flex-wrap: wrap; padding: 0.7rem 0.9rem; border-radius: var(--radius); background: #fdf7e0; border: 1px solid #f0e2a6; font-size: 0.85rem; color: #6e5612; }
.adjusted-note__by { margin-left: auto; color: var(--lemon-text); }

.result__criteria { width: 100%; border-collapse: separate; border-spacing: 0; border: 1px solid var(--color-border); border-radius: 12px; overflow: hidden; font-size: 0.875rem; }
.result__criteria th { text-align: left; padding: 0.55rem 0.9rem; background: var(--color-surface-muted); font-size: 0.75rem; font-weight: 600; letter-spacing: 0.04em; text-transform: uppercase; color: var(--color-muted); }
.result__criteria td { padding: 0.65rem 0.9rem; border-top: 1px solid var(--color-track); vertical-align: middle; }
.result__criterion-name { display: flex; align-items: center; gap: 0.75rem; }
.result__criterion-flag { text-align: right; width: 1%; white-space: nowrap; }
.result__criterion-points { text-align: right; width: 1%; white-space: nowrap; font-size: 0.8125rem; color: var(--color-body); }
.criterion-dot { width: 8px; height: 8px; border-radius: 50%; flex: none; background: var(--peach-bar); }
.criterion-dot--full { background: var(--mint-bar); }
.criterion-dot--adjusted { background: var(--lemon-bar); }

.result__feedback { display: flex; flex-direction: column; gap: 0.85rem; padding-right: 6rem; }
.result__feedback-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 0.85rem; }
.feedback-voice { display: flex; gap: 0.75rem; align-items: flex-start; }
.feedback-voice .voice { width: 1.9rem; height: 1.9rem; font-size: 0.65rem; }
.feedback-voice__who { margin: 0 0 0.15rem; font-size: 0.8rem; color: var(--color-muted); }
.feedback-voice__who strong { color: var(--color-text); }
.feedback-voice__who { display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap; }
.ai-assisted { font-size: 0.75rem; font-style: italic; color: var(--color-faint); }
.feedback-voice__criterion { margin: 0 0 0.2rem; font-size: 0.8rem; line-height: 1.4; color: var(--color-muted); }
.result__criterion-feedback-text, .result__note { margin: 0; font-size: 0.9rem; line-height: 1.55; color: var(--color-body); }

/* "Was this helpful?" under each comment on a student's released grade. */
.feedback-rating-hint { margin: 0 0 0.6rem; }
.feedback-rating { display: flex; align-items: center; gap: 0.25rem; margin-top: 0.35rem; }
.feedback-rating__ask { font-size: 0.75rem; color: var(--color-faint); margin-right: 0.2rem; }
.feedback-rating__form { display: inline; }
.feedback-rating__button {
  display: inline-flex; align-items: center; justify-content: center; width: 1.7rem; height: 1.7rem; padding: 0;
  border: 1px solid transparent; border-radius: 999px; background: none; color: var(--color-faint); cursor: pointer;
}
.feedback-rating__button .icon { width: 0.95rem; height: 0.95rem; }
.feedback-rating__button:hover { color: var(--color-text); border-color: var(--color-border); }
.feedback-rating__button:focus-visible { outline: 3px solid var(--color-focus); outline-offset: 1px; }
.feedback-rating__button--on { color: var(--mint-text); background: var(--mint-soft); border-color: transparent; }
.feedback-rating__button--down.feedback-rating__button--on { color: var(--rose-text); background: var(--rose-soft); }
.result__note p { margin: 0 0 0.4rem; }
.result__note p:last-child { margin: 0; }
.question-result__stamp { position: absolute; right: 1.4rem; bottom: 1.1rem; }

.result__audit { font-size: 0.85rem; color: var(--color-muted); }
.result__audit summary { cursor: pointer; width: fit-content; font-weight: 600; }
.result__audit[open] summary { margin-bottom: var(--space-2); }
.result__audit .provenance { margin-bottom: var(--space-1); }

.pill { font-family: var(--font-sans); letter-spacing: 0; display: inline-flex; align-items: center; font-size: 0.75rem; font-weight: 600; line-height: 1.2; padding: 0.2rem 0.6rem; border-radius: var(--radius-pill); white-space: nowrap; background: var(--stone-soft); color: var(--stone-text); }
.pill--lilac { background: var(--lilac-soft); color: var(--lilac-text); }
.pill--sky { background: var(--sky-soft); color: var(--sky-text); }
.pill--mint { background: #e6f6ee; color: var(--mint-text); }
.pill--peach { background: var(--peach-soft); color: var(--peach-text); }
.pill--lemon { background: var(--lemon-soft); color: var(--lemon-text); }
.pill--rose { background: var(--rose-soft); color: var(--rose-text); }

.aside-card { border-radius: var(--radius-lg); padding: 1.25rem 1.4rem; display: flex; flex-direction: column; gap: 0.85rem; }
.aside-card__title { font-family: var(--font-serif); font-size: 1.25rem; font-weight: 500; margin: 0; }
.summary-row { display: flex; flex-direction: column; gap: 0.35rem; }
.summary-row__head { display: flex; justify-content: space-between; font-size: 0.8125rem; }
.summary-row__head .mono { font-size: 0.78rem; }
.summary-row__track { height: 7px; border-radius: 5px; background: var(--color-track); overflow: hidden; }
.summary-row__bar { display: block; height: 100%; border-radius: 5px; background: #b9aef0; }
.kind-bar--free_text { background: #9cc4ec; }
.kind-bar--code { background: #f4b89a; }

@media (max-width: 700px) {
  .question-result__head { flex-direction: column; }
  .question-result__score { align-items: flex-start; }
  .result__feedback { padding-right: 0; }
  .question-result__stamp { position: static; align-self: flex-end; }
  .results-summary__stamp { position: static; }
  .results-total__score strong { font-size: 4rem; }
}

/* ---- Staff audit history (design 1c) ---- */
.page-header__stack { display: flex; flex-direction: column; gap: 0.4rem; }
.page-lede { margin: 0; max-width: 40rem; font-size: 0.9rem; line-height: 1.5; color: var(--color-subtle); }
.audit-layout { display: grid; grid-template-columns: minmax(0, 1fr) 19rem; gap: 1.75rem; align-items: start; }
@media (max-width: 1100px) { .audit-layout { grid-template-columns: 1fr; } }

.audit-timeline { --time: 5.25rem; --dot: 2.1rem; margin-top: 0; }
.audit-timeline::before { left: calc(var(--time) + var(--space-3) + var(--dot) / 2 - 1px); top: 1.4rem; background: var(--color-border-strong); }
.audit-timeline .grade-event { padding-bottom: 1.25rem; }
.audit-timeline .grade-event__time { display: flex; flex-direction: column; gap: 2px; padding-top: 0.9rem; }
.grade-event__day { font: 600 0.78rem/1.2 var(--font-mono); color: var(--color-text); }
.grade-event__clock { font: 0.75rem/1.2 var(--font-mono); color: #8a8697; }
.grade-event__node { position: relative; z-index: 1; width: var(--dot); height: var(--dot); margin-top: 0.65rem; display: grid; place-items: center; background: var(--color-bg); border-radius: 50%; }
.grade-event__node .voice { width: var(--dot); height: var(--dot); font-size: 0.65rem; }
.voice-dot { width: 12px; height: 12px; border-radius: 50%; background: #cfcad8; }
.audit-timeline .grade-event__body { padding-top: 0; }
.audit-timeline .grade-event--past .grade-event__body { opacity: 0.8; }

.event-card { position: relative; border: 1.5px solid var(--color-border); background: var(--color-surface); border-radius: 14px; padding: 1.05rem 1.25rem; display: flex; flex-direction: column; gap: 0.75rem; }
.event-card__text { display: flex; flex-direction: column; gap: 0.25rem; }
.event-card__tag { margin: 0; font-size: 0.72rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--color-muted); }
.event-card .grade-event__title strong { font-family: var(--font-serif); font-weight: 500; font-size: 1.3rem; line-height: 1.25; }
.event-card .grade-event__detail { font-size: 0.875rem; color: var(--color-subtle); margin: 0; }
.event-card--ai { border-style: dashed; border-color: var(--ai-border); background: var(--ai-bg); }
.event-card--ai .event-card__tag { color: var(--ai-ink); }
.event-card--ta { border-color: var(--ta-border); background: var(--ta-bg); }
.event-card--ta .event-card__tag { color: var(--ta-ink); }
.event-card--professor { border-color: var(--prof-border); background: var(--prof-bg); }
.event-card--professor .event-card__tag { color: var(--prof-ink); }
.event-card--rejected { border-color: #f5c6d6; background: #fdf1f5; }
.event-card--rejected .event-card__tag { color: var(--rose-text); }
.event-card__stamp { position: absolute; right: 0.9rem; top: 0.75rem; }
.grade-event--endorsed .event-card, .grade-event--verified .event-card { min-height: 8.5rem; }
.grade-event--endorsed .event-card__text { padding-right: 7rem; }
.grade-event--verified .event-card__text { padding-right: 8rem; }
.event-card .grade-event__grade { margin-top: 0; }
.event-diffs { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 0.5rem; }
.event-diff { display: flex; align-items: center; gap: 0.65rem; flex-wrap: wrap; background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius); padding: 0.6rem 0.8rem; font-size: 0.85rem; }
.event-diff__target { flex: 1; min-width: 10rem; }
.event-diff__points { font-size: 0.8125rem; }
.event-diff__points s { color: #a19dac; }
.event-meta { margin: 0; display: flex; gap: 0.45rem; flex-wrap: wrap; }
.event-meta span { font: 0.75rem/1.3 var(--font-mono); padding: 0.2rem 0.5rem; border-radius: 6px; background: var(--color-surface); border: 1px solid var(--color-border); color: var(--color-subtle); }

.grade-compare { display: flex; align-items: center; gap: 0.75rem; }
.grade-compare__box { flex: 1; border-radius: 12px; padding: 0.75rem; display: flex; flex-direction: column; gap: 2px; }
.grade-compare__box span { font-size: 0.72rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.03em; }
.grade-compare__box strong { font-family: var(--font-serif); font-weight: 400; font-size: 2rem; line-height: 1.1; }
.grade-compare__box--ai { border: 1.5px dashed var(--ai-border); background: var(--ai-bg); color: var(--ai-ink); }
.grade-compare__box--final { border: 1.5px solid var(--prof-border); background: var(--prof-bg); color: var(--prof-ink); }
.grade-compare__box strong { color: var(--color-text); }
.aside-card__note { margin: 0; font-size: 0.8125rem; line-height: 1.5; }
.participant { display: flex; align-items: center; gap: 0.65rem; }
.participant .voice { width: 1.75rem; height: 1.75rem; font-size: 0.6rem; }
.participant > span:last-child { display: flex; flex-direction: column; line-height: 1.3; }
.participant strong { font-size: 0.85rem; font-weight: 600; }
.participant small { font-size: 0.75rem; color: var(--color-muted); }
.aside-card--panel { background: var(--color-panel); }
.legend { gap: 0.6rem; font-size: 0.8125rem; color: var(--color-subtle); }
.legend p { margin: 0; display: flex; align-items: center; gap: 0.6rem; }
.legend__swatch { width: 26px; height: 16px; border-radius: 5px; flex: none; }
.legend__swatch--ai { border: 1.5px dashed var(--ai-ring); background: var(--ai-bg); }
.legend__swatch--ta { border: 1.5px solid var(--ta-border); background: var(--ta-bg); }
.legend__swatch--professor { border: 1.5px solid var(--prof-border); background: var(--prof-bg); }

@media (max-width: 700px) {
  .audit-timeline { --time: 0px; }
  .audit-timeline::before { left: calc(var(--dot) / 2 - 1px); }
  .grade-event__node { grid-column: 1; grid-row: 1 / span 2; }
  .grade-event--endorsed .event-card__text, .grade-event--verified .event-card__text { padding-right: 0; }
  .event-card__stamp { position: static; align-self: flex-end; }
}

/* The grade panel says what it holds: an AI draft is dashed, a verified grade is solid and stamped. */
.review-column--grade { position: relative; }
.review-column--draft { border: 1.5px dashed var(--ai-border); background: linear-gradient(var(--ai-bg), var(--color-surface) 12rem); }
.review-column--verified { border: 1.5px solid var(--prof-border); }
.review-panel__stamp { position: absolute; right: 1.25rem; top: 3.4rem; }
.review-column--grade .criterion-scores li { background: var(--color-surface); border: 1px solid var(--color-border); }
.review-column--draft .criterion-feedback { border-style: dashed; border-color: var(--ai-border); }
.review-points { font-family: var(--font-serif); font-weight: 400; font-size: 2rem; letter-spacing: -0.02em; }
.review-student .review-subheading { font-family: var(--font-sans); }
.question__title { font-family: var(--font-serif); font-weight: 500; }

/* Skill charts (student results and the staff class average) share the summary rows. */
.aside-card__head { display: flex; justify-content: space-between; align-items: baseline; gap: var(--space-2); }
.skills-overall { font-size: 0.8125rem; color: var(--color-muted); white-space: nowrap; }
.skills-overall strong { font-family: var(--font-serif); font-weight: 500; font-size: 1.35rem; color: var(--color-text); margin-left: 0.2rem; }
.skill-weight-tag { font-size: 0.7rem; color: var(--color-faint); }
.summary-row__note { margin: 0; font-size: 0.75rem; color: var(--color-muted); }
.summary-row__note a { color: var(--color-muted); }
.summary-row--empty .summary-row__head { color: var(--color-faint); }
.skill-bar--strong { background: var(--mint-bar); }
.skill-bar--good { background: #9cc4ec; }
.skill-bar--fair { background: var(--peach-bar); }
.skill-bar--weak { background: #f0a9c4; }
.skill-bar--none { background: transparent; }
.skills-card--class, .feedback-report { margin-top: var(--space-3); max-width: 44rem; }

/* ---- Question and rubric history (HistoryEntry) ---- */
.item-history .grade-event { padding-bottom: 0.9rem; }
.history-summary { font-family: var(--font-serif); font-size: 1.15rem; line-height: 1.3; color: var(--color-text); }
.event-card--copy { border-color: var(--color-border-strong); background: var(--color-panel); }
.event-card--copy .event-card__tag { color: var(--stone-text); }
.event-card--system { border-color: var(--color-border); background: var(--color-surface); }
.voice--copy { background: var(--stone-soft); color: var(--stone-text); }
.voice--copy .icon { width: 0.95rem; height: 0.95rem; }
.event-meta__link a { color: var(--color-link); }
.ai-mark { font-size: 0.8125rem; font-style: italic; color: var(--color-faint); }