/* Lessons and groups (owner: portal-learning). Loaded after styles.css; use its tokens (--accent, --paper, --muted…). */

/* Classes below set display, which would beat the hidden attribute. */
.learn-check[hidden], .learn-suggest[hidden], .learn-upload[hidden], .learn-player [hidden] { display: none !important; }

.learn-wrap, .learn-answer { overflow-wrap: anywhere; }

/* ---------- lesson lists (My work card, Learn, library) */

.learn-row .task-title { overflow-wrap: anywhere; }
.learn-row.s-done .task-title, .learn-row.s-excused .task-title { color: var(--muted); }

.learn-seg { margin-bottom: 12px; max-width: 100%; }
.learn-seg .seg-btn { display: inline-flex; align-items: center; text-decoration: none; }
.learn-seg .seg-btn[aria-current="true"] { background: var(--accent); color: var(--accent-ink); }

/* ---------- the lesson page */

.learn-intro { overflow-wrap: anywhere; }
.learn-intro > * + * { margin-top: 8px; }

.learn-player { display: grid; gap: 10px; min-width: 0; }
.learn-frame {
  position: relative; width: 100%; aspect-ratio: 16 / 9; background: #000; border-radius: var(--radius-s); overflow: hidden;
}
.learn-frame video, .learn-frame iframe, .learn-frame > div { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; display: block; }
.learn-frame video { object-fit: contain; background: #000; }

.learn-check {
  display: grid; gap: 6px; justify-items: start; padding: 12px 14px; border-radius: 14px;
  background: var(--high-bg); color: var(--high-ink); border: 2px solid var(--keyline); box-shadow: inset 0 -3px 0 var(--gold-shade), 0 3px 0 var(--keyline);
}
.learn-check-title { font-weight: 800; font-size: 15px; }

/* The watch bar is a chunky slot that fills with blue plastic, and turns green once it counts. */
.learn-progress { display: grid; gap: 4px; min-width: 0; }
.learn-bar { position: relative; height: 14px; border-radius: 999px; background: var(--sunk); border: 1.5px solid var(--keyline); box-shadow: inset 0 2px 0 rgba(5, 8, 60, .1); overflow: visible; }
.learn-bar-fill { position: absolute; left: 0; top: 0; bottom: 0; width: 0; border-radius: 999px; background: var(--face-blue); box-shadow: inset 0 -3px 0 #1D77B2, inset 0 2px 0 rgba(255, 255, 255, .45); transition: width .3s ease; }
.learn-bar.is-done .learn-bar-fill { background: var(--face-green); box-shadow: inset 0 -3px 0 #1DB267, inset 0 2px 0 rgba(255, 255, 255, .45); }
.learn-bar-mark { position: absolute; top: -3px; bottom: -3px; width: 2px; margin-left: -1px; background: var(--ink); border-radius: 1px; }
.learn-counted { font-weight: 600; font-size: 13.5px; }
.learn-note:empty { display: none; }
.learn-note { font-size: 13px; color: var(--muted); }
.learn-counts { max-width: 70ch; }
@media (prefers-reduced-motion: reduce) { .learn-bar-fill { transition: none; } }

.learn-tries-wrap { margin-top: 12px; }

/* ---------- the quiz */

.learn-quiz, .learn-quiz-form { display: grid; gap: 14px; min-width: 0; }
.learn-start { justify-content: flex-start; }
fieldset.learn-q, fieldset.learn-fieldset { border: 0; padding: 0; margin: 0; min-width: 0; }
.learn-q { display: grid; gap: 8px; padding: 12px 0; border-top: 1px solid var(--line); }
.learn-q:first-child { border-top: 0; padding-top: 0; }
.learn-q > legend, .learn-q-prompt { font-weight: 700; overflow-wrap: anywhere; padding: 0; }
.learn-q > legend { margin-bottom: 8px; }
.learn-q textarea { width: 100%; }
.learn-opts { display: grid; gap: 6px; }
.learn-opt {
  display: flex; align-items: flex-start; gap: 8px; padding: 8px 10px; min-height: 40px; min-width: 0;
  border: 1.5px solid var(--line-strong); border-radius: var(--radius-s); background: var(--raised); cursor: pointer; overflow-wrap: anywhere; font-weight: 600;
}
.learn-opt:hover { border-color: var(--faint); }
.learn-opt input { margin-top: 2px; flex: none; }
.learn-opt:has(input:checked) { border-color: var(--keyline); background: var(--face-sky); color: var(--face-ink); box-shadow: inset 0 -3px 0 rgba(5, 8, 60, .16), 0 2px 0 var(--keyline); }
.learn-opt:has(input:disabled) { cursor: default; }
.learn-q-result:empty { display: none; }
.learn-q-result { font-size: 13px; }

.learn-review { display: grid; gap: 0; padding: 0; margin: 0; list-style: none; }
.learn-review > li { display: grid; gap: 4px; padding: 10px 0; border-top: 1px solid var(--line); min-width: 0; overflow-wrap: anywhere; }
.learn-review > li:first-child { border-top: 0; padding-top: 2px; }
.learn-review-head { display: flex; flex-wrap: wrap; align-items: flex-start; justify-content: space-between; gap: 6px 10px; min-width: 0; }
.learn-review-head .learn-q-prompt { flex: 1 1 220px; }

.learn-tries > li { display: grid; gap: 6px; }
.learn-try { display: grid; gap: 6px; padding: 10px; margin-top: 4px; background: var(--sunk); border-radius: var(--radius-s); min-width: 0; }

/* ---------- marking and results */

.learn-mark .learn-answer { font-weight: 600; white-space: pre-wrap; }
.learn-result .meta { gap: 2px 12px; }

/* ---------- the editor */

.learn-edit-video, .learn-edit-questions { min-width: 0; }
.learn-inline-form { display: flex; flex-wrap: wrap; align-items: flex-end; gap: 8px; margin-top: 10px; min-width: 0; }
.learn-inline-form .field { flex: 1 1 200px; }
.learn-inline-form .form-error { flex-basis: 100%; }
.learn-length { max-width: 160px; }
.learn-file { width: 100%; min-width: 0; font-size: 13px; }
.learn-suggest, .learn-upload {
  display: grid; gap: 8px; padding: 10px 12px; margin-top: 10px; border-radius: var(--radius-s); background: var(--sunk); min-width: 0; overflow-wrap: anywhere;
}
.learn-suggest .form-actions, .learn-upload .form-actions { justify-content: flex-start; }
.learn-upload progress { width: 100%; height: 8px; accent-color: var(--accent); }

.learn-qedit-list { display: grid; gap: 12px; padding: 0; margin: 0; list-style: none; }
.learn-qedit { display: grid; gap: 10px; padding: 12px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--raised); min-width: 0; }
.learn-qedit-head { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px; min-width: 0; }
.learn-qedit-head > :first-child { font-weight: 700; }
.learn-qedit-tools { display: flex; flex-wrap: wrap; gap: 6px; }
.learn-qedit .field select { max-width: 100%; }
.learn-optedit-list { display: grid; gap: 6px; padding: 0; margin: 0; list-style: none; }
.learn-optedit { display: flex; align-items: center; gap: 8px; min-width: 0; }
.learn-optedit input[type="text"] { flex: 1 1 auto; min-width: 0; }
.learn-optedit input[type="radio"], .learn-optedit input[type="checkbox"] { flex: none; }
.learn-opts-ro { display: grid; gap: 2px; padding-left: 18px; margin: 0; font-size: 13.5px; }
.learn-opts-ro .is-right { font-weight: 700; color: var(--ok-ink); list-style: none; margin-left: -18px; }
.learn-end { justify-content: flex-start; }

.learn-draft { margin-top: 12px; padding: 10px 12px; border: 1px dashed var(--line-strong); border-radius: var(--radius-s); min-width: 0; }
.learn-draft > summary { cursor: pointer; font-weight: 600; }
.learn-draft[open] > summary { margin-bottom: 8px; }

/* ---------- sending */

.learn-fieldset { display: grid; gap: 6px; min-width: 0; }
.learn-fieldset > legend { font-size: 12px; font-weight: 600; color: var(--muted); padding: 0; margin-bottom: 4px; }
.learn-picks { display: grid; gap: 4px; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); padding: 0; margin: 0; list-style: none; min-width: 0; }
.learn-picks .learn-opt { min-height: 36px; padding: 6px 10px; }
.learn-picks-people { max-height: 320px; overflow-y: auto; overscroll-behavior: contain; padding-right: 2px; }

/* ---------- groups */

.plain-list .learn-member { grid-template-columns: minmax(0, 1fr) auto; align-items: center; column-gap: 10px; }
.learn-member > p { grid-column: 1; }
.learn-member > .btn { grid-column: 2; grid-row: 1 / span 2; }

@media (max-width: 480px) {
  .learn-picks { grid-template-columns: minmax(0, 1fr); }
  .learn-qedit { padding: 10px; }
  .learn-length { max-width: none; }
}