.course-expand { border-bottom: 1px solid var(--svu-border); min-width: 0; }
.page-container .course-expand > summary { display: flex; width: 100%; align-items: center; gap: 16px; padding: 20px 4px; border-radius: 0; color: var(--svu-text-primary); cursor: pointer; list-style: none; }
.page-container .course-expand > summary::before { flex: 0 0 7px; }
.course-expand > summary::-webkit-details-marker { display: none; }
.course-expand > summary:focus-visible { outline: 2px solid #021A3C; outline-offset: -2px; }
.course-expand-code { flex: 0 0 92px; font-size: 13px; font-weight: 650; color: var(--svu-text-secondary); overflow-wrap: anywhere; }
.course-expand-title { flex: 1; min-width: 0; font-weight: 600; overflow-wrap: anywhere; }
.course-expand-title .ui-meta { display: block; margin-top: 5px; font-weight: 400; }
.course-expand[open] > summary { background: #f3f7fb; }
.course-workspace { padding: 0 4px 24px; min-width: 0; }
.course-workspace-controls { border: 0; padding: 0; margin: 0; min-width: 0; }
.course-manager-bar { display: flex; justify-content: flex-end; padding: 16px 0; }
.course-content-section { padding: 24px 0 0; }
.course-content-section > header { display: flex; justify-content: space-between; align-items: center; gap: 12px; border-bottom: 2px solid var(--svu-border); padding-bottom: 12px; }
.course-content-section h3 { margin: 0; font-size: 17px; line-height: 1.4; overflow-wrap: anywhere; }
.course-resource { padding: 20px 0; border-bottom: 1px solid var(--svu-border); min-width: 0; }
.course-resource-head, .course-editor-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; }
.course-resource-head > div { min-width: 0; }
.course-resource h4 { font-size: 15px; margin: 0 0 6px; overflow-wrap: anywhere; }
.course-resource-tags { display: flex; gap: 8px; flex-wrap: wrap; font-size: 12px; color: var(--svu-text-secondary); }
.course-resource-tags span + span { border-left: 1px solid var(--svu-border); padding-left: 8px; }
.course-resource-description { white-space: pre-wrap; overflow-wrap: anywhere; font-size: 14px; line-height: 1.6; }
.course-date { font-size: 13px; font-weight: 600; }
.course-resource-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.course-workspace .button { max-width: 100%; white-space: normal; overflow-wrap: anywhere; text-align: left; }
.course-workspace .button svg { width: 18px; height: 18px; flex: 0 0 18px; }
.course-section-empty { padding: 16px 0; }
.course-submission { display: flex; align-items: flex-end; gap: 16px; padding-top: 16px; flex-wrap: wrap; }
.course-submission .field { flex: 1; min-width: 0; }
.course-workspace input[type=file] { width: 100%; min-width: 0; font-size: 13px; }
.course-receipt { display: grid; gap: 5px; border-left: 3px solid #168264; padding: 12px 16px; margin-top: 16px; background: #f2faf6; overflow-wrap: anywhere; }
.course-receipt .button { justify-self: start; margin-top: 8px; }
.course-history { padding-top: 16px; min-width: 0; }
.course-history > summary { cursor: pointer; font-size: 13px; padding: 8px 0; }
.course-editor { padding: 20px 0; border-block: 1px solid var(--svu-border); }
.course-editor h3 { font-size: 17px; margin: 0; }
.course-editor-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 16px; margin: 20px 0; }
.course-editor .field { min-width: 0; margin: 0; }
.course-editor [hidden] { display: none !important; }
.course-editor-checks { display: grid; align-content: center; gap: 12px; font-size: 14px; }
.course-editor-checks label { display: flex; align-items: center; gap: 8px; }
.course-workspace .result-table-wrap { max-width: 100%; overflow-x: auto; }
.course-workspace .result-table { min-width: 720px; }
@media (max-width: 600px) {
  .page-container .course-expand > summary { gap: 10px; padding: 16px 4px; flex-wrap: wrap; }
  .course-expand-code { flex-basis: calc(100% - 24px); }
  .course-expand-title { flex-basis: 100%; padding-left: 17px; }
  .course-editor-grid { grid-template-columns: minmax(0,1fr); }
  .course-resource-head { gap: 8px; }
  .course-submission { display: grid; grid-template-columns: minmax(0,1fr); }
  .course-content-section > header { align-items: flex-start; }
  .course-content-section > header .ui-meta { flex: 0 0 auto; }
  .course-workspace .result-table { display: block; min-width: 0; }
  .course-workspace .result-table thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
  .course-workspace .result-table tbody { display: block; }
  .course-workspace .result-table tr { display: grid; gap: 12px; padding: 16px; border-bottom: 1px solid var(--svu-border); }
  .course-workspace .result-table td { display: block; min-width: 0; padding: 0; border: 0; }
  .course-workspace .result-table td::before { content: attr(data-label); display: block; margin-bottom: 4px; font-size: 12px; font-weight: 600; color: var(--svu-text-secondary); }
  .course-workspace .result-table td .button { display: flex; margin-top: 8px; }
}
html:has(.course-workspace) { scroll-behavior: auto; scroll-padding-block: 140px 100px; }
.course-feedback { margin-top: 12px; padding-top: 12px; border-top: 1px solid #cfdbe1; }
.course-discussion-list,.course-discussion-posts { list-style: none; padding: 0; }
.course-discussion-posts { max-height: 560px; overflow-y: auto; overscroll-behavior: contain; }
.course-discussion-list li,.course-discussion-posts li { padding: 16px 0; border-bottom: 1px solid var(--svu-border); overflow-wrap: anywhere; }
.course-discussion-list li { display: grid; gap: 6px; }
.course-discussion-posts header { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px; font-size: 13px; }
.course-discussions form { display: grid; gap: 12px; margin-block: 16px; }
.course-discussions form .button { justify-self: start; }
@media (max-width: 600px) { .course-discussion-posts { max-height: 420px; } }
.course-assignment-counts { display: flex; flex-wrap: wrap; gap: 16px; margin: 16px 0; font-weight: 600; }

/* Course quizzes (docs/COURSE_QUIZZES.md). The panel reuses the attendance band; the quiz itself is a full-screen layer. */
.course-quizzes { background: var(--svu-surface); }
.quiz-list .ui-row { align-items: center; }
.quiz-row-actions { display: flex; flex-wrap: wrap; gap: var(--svu-space-2); align-items: center; justify-content: flex-end; }
.quiz-attempt-links { display: flex; flex-wrap: wrap; gap: var(--svu-space-2); margin-top: var(--svu-space-2); }
.quiz-chip { border: 1px solid var(--svu-border); background: var(--svu-surface); color: var(--svu-text-primary); border-radius: var(--svu-radius-badge); padding: 2px 10px; font: inherit; font-size: 13px; cursor: pointer; }
.quiz-chip:hover { border-color: var(--svu-blue); }
.quiz-chip.is-flagged { border-color: var(--svu-amber); background: var(--svu-amber-soft); color: var(--svu-amber-text); }
.quiz-editor { display: grid; gap: var(--svu-space-4); }
.quiz-settings { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: var(--svu-space-3); }
.quiz-settings .field { margin: 0; }
.quiz-wide { grid-column: 1 / -1; }
.quiz-subhead { margin: var(--svu-space-3) 0 0; font-size: 1rem; display: flex; gap: var(--svu-space-2); align-items: baseline; }
.quiz-questions { display: grid; gap: var(--svu-space-3); }
.quiz-q { border: 1px solid var(--svu-border-hairline); border-radius: var(--svu-radius-row); padding: var(--svu-space-4); margin: 0; display: grid; gap: var(--svu-space-3); background: var(--svu-surface); min-width: 0; }
.quiz-q legend { font-weight: 600; padding: 0 var(--svu-space-1); }
.quiz-q .field { margin: 0; }
.quiz-q-meta { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 140px); gap: var(--svu-space-3); }
.quiz-options { display: grid; gap: var(--svu-space-2); margin: 0; padding-left: 1.4em; }
.quiz-options li { display: flex; gap: var(--svu-space-2); align-items: center; }
.quiz-options li .input { flex: 1; min-width: 0; }
.quiz-options li.is-correct { font-weight: 600; }
.quiz-icon-button { padding: 6px; min-width: 0; }
.quiz-icon-button svg { width: 16px; height: 16px; }
.quiz-q-tools, .quiz-save { display: flex; flex-wrap: wrap; gap: var(--svu-space-2); }
.quiz-fix form { display: grid; gap: var(--svu-space-2); margin-top: var(--svu-space-2); }
.quiz-fix-option { display: flex; gap: var(--svu-space-2); align-items: center; }
.quiz-results-wrap { overflow-x: auto; }
.quiz-results { width: 100%; border-collapse: collapse; font-size: 14px; }
.quiz-results th, .quiz-results td { text-align: left; padding: var(--svu-space-2); border-bottom: 1px solid var(--svu-border-hairline); vertical-align: top; }
.quiz-results tbody th { font-weight: 600; }
.quiz-results tbody th .ui-meta { display: block; font-weight: 400; }
.quiz-analysis { display: grid; gap: var(--svu-space-3); padding-left: 1.4em; }
.quiz-analysis > li > .ui-meta { display: block; }
.quiz-picks { list-style: none; padding: 0; margin: var(--svu-space-2) 0 0; display: grid; gap: 4px; }
.quiz-picks li { display: grid; grid-template-columns: minmax(0, 1fr) minmax(60px, 160px) 2.5em; gap: var(--svu-space-2); align-items: center; font-size: 13px; }
.quiz-picks li.is-correct span:first-child { font-weight: 600; color: var(--svu-green-text); }
.quiz-bar { height: 8px; border-radius: 4px; background: linear-gradient(to right, var(--svu-blue) var(--share), var(--svu-bg-muted) var(--share)); }
.quiz-picks li.is-correct .quiz-bar { background: linear-gradient(to right, var(--svu-green) var(--share), var(--svu-bg-muted) var(--share)); }
.quiz-attempt { display: grid; gap: var(--svu-space-3); margin-bottom: var(--svu-space-3); }
.quiz-attempt h4, .quiz-video h5 { margin: 0; }
.quiz-video { display: grid; gap: var(--svu-space-2); }
.quiz-video .button { justify-self: start; }
.quiz-player video { width: 100%; max-width: 480px; border-radius: var(--svu-radius-row); background: #000; }
.quiz-review { display: grid; gap: var(--svu-space-3); padding-left: 1.4em; }
.quiz-review-q ul { list-style: none; padding: 0; margin: var(--svu-space-1) 0; display: grid; gap: 4px; }
.quiz-review-q li.is-correct { color: var(--svu-green-text); font-weight: 600; }
.quiz-review-q li.is-wrong { color: var(--svu-red-text); }

body.quiz-taking { overflow: hidden; }
.quiz-layer { position: fixed; inset: 0; z-index: 1000; overflow-y: auto; background: var(--svu-bg-page, var(--svu-bg)); }
.quiz-sheet { max-width: 760px; margin: 0 auto; padding: var(--svu-space-4) 16px var(--svu-space-8); display: grid; gap: var(--svu-space-4); }
.quiz-top { display: flex; gap: var(--svu-space-3); align-items: center; justify-content: space-between; }
.quiz-top h2 { margin: 0; font-size: 1.15rem; }
.quiz-top p { margin: 2px 0 0; }
.quiz-sticky { position: sticky; top: 0; z-index: 2; background: var(--svu-bg-page, var(--svu-bg)); padding-block: var(--svu-space-2); border-bottom: 1px solid var(--svu-border-hairline); }
.quiz-clock { font-variant-numeric: tabular-nums; font-weight: 700; font-size: 1.4rem; padding: 4px 12px; border-radius: var(--svu-radius-badge); background: var(--svu-blue-soft); color: var(--svu-blue); }
.quiz-clock.is-low { background: var(--svu-red-soft); color: var(--svu-red-text); }
.quiz-selfie { width: 72px; height: 54px; object-fit: cover; border-radius: 8px; background: #000; margin-left: auto; transform: scaleX(-1); }
.quiz-rules { margin: 0; padding-left: 1.2em; display: grid; gap: var(--svu-space-1); }
.quiz-instructions { white-space: pre-wrap; margin: 0; }
.quiz-consent { display: grid; gap: var(--svu-space-3); padding: var(--svu-space-4); border-radius: var(--svu-radius-row); border: 1px solid var(--svu-amber); background: var(--svu-amber-soft); }
.quiz-consent h3, .quiz-consent p { margin: 0; }
.quiz-preview { display: flex; flex-wrap: wrap; gap: var(--svu-space-3); align-items: center; }
.quiz-preview video { width: 200px; height: 150px; object-fit: cover; border-radius: var(--svu-radius-row); background: #000; transform: scaleX(-1); }
.quiz-agree { display: flex; gap: var(--svu-space-2); align-items: flex-start; font-weight: 600; }
.quiz-paper { display: grid; gap: var(--svu-space-4); }
.quiz-prompt { margin: 0; white-space: pre-wrap; font-size: 1.02rem; }
.quiz-choice { display: flex; gap: var(--svu-space-3); align-items: flex-start; padding: var(--svu-space-3); border: 1px solid var(--svu-border); border-radius: var(--svu-radius-row); cursor: pointer; min-height: 44px; }
.quiz-choice:has(input:checked) { border-color: var(--svu-blue); background: var(--svu-blue-subtle, var(--svu-blue-soft)); }
.quiz-choice input { margin-top: 3px; width: 18px; height: 18px; flex: none; }
.quiz-camera-gate { display: grid; gap: var(--svu-space-3); }
.quiz-camera-gate[hidden] { display: none; }
.quiz-paper[inert] { opacity: .35; filter: blur(3px); }
.quiz-done { justify-items: center; text-align: center; padding-top: var(--svu-space-8); }
.quiz-score { font-size: 2rem; font-weight: 700; margin: 0; }
@media (max-width: 600px) {
  .quiz-q-meta { grid-template-columns: minmax(0, 1fr) minmax(0, 110px); }
  .quiz-top h2 { font-size: 1rem; }
  .quiz-clock { font-size: 1.15rem; }
  .quiz-selfie { width: 56px; height: 42px; }
  .quiz-list .ui-row { flex-wrap: wrap; }
}
.quiz-marksheet { display: grid; gap: var(--svu-space-3); margin-top: var(--svu-space-4); padding-top: var(--svu-space-4); border-top: 1px solid var(--svu-border-hairline); }
.quiz-marksheet .button { justify-self: start; }
.quiz-transfer-form { display: grid; gap: var(--svu-space-3); max-width: 560px; }
.quiz-transfer-form .field { margin: 0; }
.quiz-transfer-absent { border: 0; padding: 0; margin: 0; display: grid; gap: var(--svu-space-1); }
.quiz-transfer-absent legend { font-weight: 600; margin-bottom: var(--svu-space-1); }
.quiz-results td .ui-meta { display: block; }
.quiz-results .button { white-space: nowrap; }