/* The live lesson shares the classroom's theme, transport and board controls. */
.cr-lesson-mode { --cr-lesson-board-size: min(620px, calc(100dvh - 337px)); }
.cr-lesson-mode .cr-header { min-height: 39px; height: auto; padding: 5px 0 7px; margin-bottom: 0; }
.cr-lesson-mode .cr-header h1 { font-size: 12px; letter-spacing: 0; color: var(--cr-muted); }
.cr-lesson-mode .cr-header > div:first-child { flex-direction: row; align-items: center; gap: 9px; }
.cr-lesson-mode .cr-header-actions { gap: 3px; }
.cr-lesson-mode .cr-header-actions button { min-height: 29px; padding: 5px 8px; font-size: 10px; background: transparent; }
.cr-lesson-mode .cr-header-actions svg { width: 14px; height: 14px; }
.cr-lesson-mode .cr-room-id { display: none; }
.cr-lesson-mode .cr-connection { font-size: 9px; padding: 2px 5px; }
.cr-lesson-workspace { width: 100%; min-width: 0; margin: 0 auto; max-width: 1450px; }
.cr-lesson-workspace h2, .cr-lesson-workspace h3, .cr-lesson-workspace h4 { margin: 0; font-weight: 500; }
.cr-lesson-workspace button { font-size: 12px; min-height: 34px; padding: 7px 11px; border-radius: 8px; }
.cr-lesson-workspace button[aria-pressed="true"] { color: var(--cr-accent); background: var(--cr-raised); border-color: var(--cr-line); }
.cr-lesson-top { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 64px; padding: 7px 0 14px; }
.cr-lesson-identity { display: flex; align-items: center; gap: 11px; min-width: 0; }
.cr-lesson-mark { width: 38px; height: 38px; display: grid; place-content: center; flex: none; border: 1px solid var(--cr-line); border-radius: 10px; color: var(--cr-accent); background: var(--cr-panel); }
.cr-lesson-identity h2 { font-size: 19px; line-height: 1.2; margin: 0 0 5px; letter-spacing: -.025em; }
.cr-lesson-identity small { display: block; font-size: 10px; text-transform: capitalize; }
.cr-lesson-top-actions, .cr-lesson-panel-buttons, .cr-lesson-toolbar > div { display: flex; align-items: center; gap: 7px; }
.cr-lesson-top-actions { flex: none; }
.cr-lesson-top-actions button { background: transparent; border: 1px solid var(--cr-line); font-size: 11px; white-space: nowrap; }
.cr-lesson-top-actions svg { width: 16px; height: 16px; }
.cr-lesson-toolbar { display: flex; justify-content: space-between; align-items: center; gap: 12px; border-top: 1px solid var(--cr-line); padding: 8px 0 10px; }
.cr-lesson-toolbar button { min-height: 31px; padding: 5px 9px; background: transparent; font-size: 11px; }
.cr-lesson-toolbar svg { width: 15px; height: 15px; }
.cr-lesson-toolbar .cr-lesson-outline-button { border: 1px solid var(--cr-line); max-width: 300px; }
.cr-lesson-outline-button > span { overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
.cr-lesson-outline-button > small { font-size: 10px; white-space: nowrap; padding-left: 8px; border-left: 1px solid var(--cr-line); }
.cr-lesson-private-label { color: var(--cr-muted); opacity: .75; font-size: 9px; }
.cr-lesson-step-label { color: var(--cr-muted); font-size: 11px; }
.cr-lesson-unread { display: grid; place-content: center; min-width: 17px; height: 17px; padding: 0 3px; font-size: 9px; border-radius: 5px; background: var(--cr-action); color: var(--cr-action-text); }
.cr-lesson-layout { display: grid; grid-template-columns: minmax(0, 1fr); gap: 24px; align-items: start; }
.cr-lesson-layout.has-panel { grid-template-columns: minmax(0, 1fr) 310px; }
.cr-lesson-stage { min-width: 0; width: 100%; max-width: 900px; justify-self: center; }
.cr-lesson-stage-heading { width: min(100%, 760px); margin: 0 auto; padding: 0 0 12px; }
.cr-lesson-stage-heading > div { display: flex; justify-content: space-between; gap: 10px; font-size: 9px; color: var(--cr-muted); }
.cr-lesson-stage-heading > div small { font-size: 9px; white-space: nowrap; opacity: .8; }
.cr-lesson-stage-heading > p { margin: 7px 0 0; font: 500 18px/1.35 Montreal, sans-serif; letter-spacing: -.02em; white-space: pre-line; overflow-wrap: anywhere; }
.cr-lesson-stage-heading > p.is-long { display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 3; overflow: hidden; }
.cr-lesson-stage-heading .cr-lesson-full-question { min-height: 22px; padding: 3px 0 0; background: transparent; color: var(--cr-accent); text-decoration: underline; text-underline-offset: 3px; font-size: 10px; }
.cr-lesson-board { width: min(100%, var(--cr-lesson-board-size)); margin: 0 auto; }
.cr-lesson-board .cr-board-coordinates { --cr-coordinate-gutter: 17px; }
.cr-lesson-board .cr-board { border-radius: 6px; }
.cr-lesson-board .cr-ranks, .cr-lesson-board .cr-files { font-size: 10px; }
.cr-lesson-board-meta { display: flex; align-items: center; justify-content: space-between; gap: 10px; width: min(100%, var(--cr-lesson-board-size)); min-height: 28px; margin: 0 auto; padding-left: 17px; color: var(--cr-muted); font-size: 10px; }
.cr-lesson-board-tools { display: flex; align-items: center; gap: 2px; }
.cr-lesson-board-tools button { width: 27px; height: 27px; min-height: 27px; padding: 5px; background: transparent; }
.cr-lesson-board-tools svg { width: 15px; height: 15px; }
.cr-lesson-board-tools select { padding: 3px; font-size: 10px; max-width: 80px; }
.cr-lesson-reveal-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 5px; min-height: 0; margin: 4px 0 0; }
.cr-lesson-reveal-actions:empty { display: none; }
.cr-lesson-reveal-actions button { min-height: 28px; padding: 5px 9px; font-size: 10px; background: transparent; }
.cr-lesson-revealed { width: min(100%, 650px); margin: 9px auto 0; }
.cr-lesson-revealed:empty { display: none; }
.cr-lesson-revealed > section { padding: 13px 17px; margin-bottom: 8px; background: var(--cr-panel); border: 1px solid var(--cr-line); border-radius: 9px; }
.cr-lesson-revealed strong { color: var(--cr-accent); font-size: 11px; font-weight: 500; }
.cr-lesson-revealed p { margin: 6px 0 0; font-size: 13px; line-height: 1.65; white-space: pre-line; }
.cr-lesson-navigation { display: flex; align-items: center; justify-content: space-between; width: min(100%, 650px); margin: 11px auto 0; gap: 12px; padding: 8px 0; border-top: 1px solid var(--cr-line); }
.cr-lesson-navigation > span { font-size: 10px; color: var(--cr-muted); }
.cr-lesson-navigation button { min-width: 100px; }
.cr-lesson-navigation > p { margin: 0; width: 100%; text-align: center; font-size: 11px; color: var(--cr-muted); padding: 5px; }
.cr-lesson-navigation button svg { width: 15px; height: 15px; }
.cr-lesson-stage:has(.cr-lesson-revealed > section) .cr-lesson-navigation { position: sticky; z-index: 8; bottom: 8px; background: var(--cr-bg); box-shadow: 0 10px 0 var(--cr-bg); }
.cr-lesson-reading { padding: 28px; background: var(--cr-panel); border: 1px solid var(--cr-line); border-radius: 12px; min-height: min(380px, calc(100dvh - 340px)); max-width: 720px; margin: 0 auto; }
.cr-lesson-reading .cr-lesson-content { margin-bottom: 24px; }
.cr-lesson-reading p, .cr-lesson-reading li { color: var(--cr-fg); font-size: 16px; line-height: 1.75; }
.cr-lesson-content h4, .cr-lesson-note h4 { color: var(--cr-accent); font-size: 10px; font-weight: 500; letter-spacing: .04em; margin: 0 0 7px; }
.cr-lesson-content p, .cr-lesson-content li, .cr-lesson-note p { white-space: pre-line; overflow-wrap: anywhere; }
.cr-lesson-content p { margin: 0; }
.cr-lesson-content ul { margin: 6px 0 0; padding-left: 20px; }
.cr-lesson-content li + li { margin-top: 5px; }
.cr-lesson-panel { display: flex; flex-direction: column; min-width: 0; min-height: 330px; max-height: calc(100dvh - 235px); border: 1px solid var(--cr-line); border-radius: 12px; background: var(--cr-panel); overflow: hidden; }
.cr-lesson-panel > header { display: flex; align-items: center; gap: 2px; flex: none; padding: 7px; border-bottom: 1px solid var(--cr-line); }
.cr-lesson-panel > header > button { flex: 1; padding: 6px 5px; font-size: 11px; min-height: 33px; background: transparent; white-space: nowrap; }
.cr-lesson-panel > header > button[aria-selected="true"] { background: var(--cr-raised); color: var(--cr-accent); }
.cr-lesson-panel > header > button:last-child { flex: none; width: 28px; padding: 5px; }
.cr-lesson-panel > header > button:last-child svg { width: 15px; height: 15px; }
.cr-lesson-panel-body { display: flex; flex-direction: column; gap: 17px; min-height: 0; overflow-y: auto; overscroll-behavior: contain; padding: 20px 18px; flex: 1; scrollbar-width: thin; }
.cr-lesson-panel-body > h3 { font-size: 18px; margin-bottom: -7px; }
.cr-lesson-panel-body > p, .cr-lesson-panel-body .cr-lesson-content, .cr-lesson-panel-body .cr-lesson-note { font-size: 12px; color: var(--cr-muted); line-height: 1.75; }
.cr-lesson-panel-body > p { margin: 0; white-space: pre-line; }
.cr-lesson-eyebrow { font-size: 9px; color: var(--cr-muted); letter-spacing: .05em; text-transform: uppercase; }
.cr-lesson-note { padding-top: 17px; border-top: 1px solid var(--cr-line); }
.cr-lesson-note p { margin-bottom: 0; }
.cr-lesson-notes-bottom { display: grid; gap: 8px; margin-top: auto; }
.cr-lesson-panel-body .cr-chat { min-height: 250px; }
.cr-lesson-panel-body .cr-chat-messages { min-height: 130px; max-height: none; }
.cr-lesson-panel-body .cr-chat input { min-height: 38px; }
.cr-lesson-panel-body .cr-chat form button { padding: 7px; font-size: 11px; }
.cr-lesson-panel-body .cr-notation { flex: none; font-size: 13px; }
.cr-lesson-panel-body .cr-comment { display: grid; font-size: 11px; color: var(--cr-muted); }
.cr-lesson-preview { border: 1px solid var(--cr-line); padding: 12px; border-radius: 8px; background: var(--cr-raised); font-size: 11px; }
.cr-lesson-preview p { margin: 4px 0 9px; color: var(--cr-muted); }
.cr-lesson-preview button { min-height: 28px; padding: 4px 7px; font-size: 10px; }
.cr-lesson-preview-board { width: 100%; }
.cr-lesson-detour { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 9px 12px; margin-bottom: 10px; border: 1px solid var(--cr-line); border-radius: 9px; background: var(--cr-raised); color: var(--cr-accent); font-size: 11px; }
.cr-lesson-detour button { font-size: 10px; min-height: 28px; padding: 4px 8px; white-space: nowrap; }
.cr-lesson-bottom { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 9px 0; color: var(--cr-muted); font-size: 9px; }
.classroom .cr-lesson-bottom-actions button { min-height: 48px; padding: 12px 20px; border: 2px solid var(--cr-accent); background: var(--cr-raised); color: var(--cr-accent); font-size: 15px; font-weight: 700; line-height: 1.3; }
.classroom .cr-lesson-bottom-actions button:last-child { background: var(--cr-action); color: var(--cr-action-text); border-color: var(--cr-action); }
.classroom .cr-lesson-bottom-actions button:hover:not(:disabled) { box-shadow: inset 0 0 0 2px currentColor; }
.cr-lesson-bottom svg { flex-shrink: 0; width: 20px; height: 20px; stroke-width: 2.3; }
.cr-lesson-muted { color: var(--cr-muted); }
.cr-lesson-san { font-family: ui-monospace, monospace; word-spacing: 5px; }

.classroom .cr-lesson-dialog { position: fixed; inset: 0; display: flex; flex-direction: column; width: min(740px, calc(100vw - 32px)); max-width: none; max-height: min(840px, calc(100dvh - 40px)); margin: auto; padding: 0; border-radius: 16px; box-shadow: 0 20px 80px #0005; overflow: hidden; }
.classroom .cr-lesson-dialog:not([open]) { display: none; }
.cr-lesson-dialog > header { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; padding: 23px 25px; border-bottom: 1px solid var(--cr-line); flex: none; }
.cr-lesson-dialog > header h2 { margin: 0 0 7px; font-size: 23px; line-height: 1.2; }
.cr-lesson-dialog > header p { margin: 0; font-size: 12px; color: var(--cr-muted); line-height: 1.5; }
.cr-lesson-dialog > header > button { flex: none; width: 30px; min-height: 30px; padding: 5px; background: transparent; }
.cr-lesson-dialog-body { min-height: 0; overflow-y: auto; overscroll-behavior: contain; padding: 23px 25px; }
.cr-lesson-dialog-body > .cr-lesson-content { margin-bottom: 24px; }
.cr-lesson-dialog-body .cr-lesson-content p, .cr-lesson-dialog-body .cr-lesson-content li { font-size: 14px; line-height: 1.75; }
.cr-lesson-dialog > footer { display: flex; align-items: center; justify-content: flex-end; gap: 9px; flex-wrap: wrap; padding: 15px 25px; border-top: 1px solid var(--cr-line); flex: none; }
.cr-lesson-dialog > footer > span { margin-right: auto; font-size: 11px; color: var(--cr-muted); }
.cr-lesson-filters { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: 12px; margin-bottom: 20px; }
.cr-lesson-academy { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; color: var(--cr-muted); font-size: 12px; }
.cr-lesson-academy select { flex: 1; min-height: 40px; font-size: 12px; }
.cr-lesson-filters .cr-lesson-search { display: block; grid-column: 1 / -1; }
.cr-lesson-search input { width: 100%; min-height: 46px; font-size: 13px; border-radius: 9px; padding: 12px 14px; }
.cr-lesson-course { display: flex; gap: 3px; min-width: 0; }
.cr-lesson-course button { min-height: 32px; padding: 6px 9px; font-size: 11px; background: transparent; }
.cr-lesson-course button[aria-pressed="true"] { background: var(--cr-raised); border-color: var(--cr-line); color: var(--cr-accent); }
.cr-lesson-course small { font-size: 9px; opacity: .6; }
.cr-lesson-stage-filter { font-size: 10px; color: var(--cr-muted); }
.cr-lesson-stage-filter select { min-height: 32px; max-width: 130px; padding: 5px 7px; font-size: 10px; }
.cr-lesson-stage-filter > small { display: none; }
.cr-lesson-list { display: grid; gap: 8px; margin-bottom: 15px; }
.classroom .cr-lesson-card { display: flex; align-items: center; justify-content: flex-start; gap: 15px; width: 100%; padding: 16px; background: transparent; border: 1px solid var(--cr-line); border-radius: 10px; text-align: left; }
.classroom .cr-lesson-card:hover, .classroom .cr-lesson-card.is-current { background: var(--cr-raised); }
.cr-lesson-id { font-size: 11px; color: var(--cr-accent); width: 34px; flex: none; }
.cr-lesson-card > span:nth-child(2) { display: grid; gap: 5px; flex: 1; min-width: 0; }
.cr-lesson-card small { text-transform: capitalize; font-size: 9px; }
.cr-lesson-card strong { font-size: 16px; font-weight: 500; line-height: 1.25; }
.cr-lesson-card > span:nth-child(2) > span { color: var(--cr-muted); font-size: 10px; }
.cr-lesson-card > svg { width: 16px; height: 16px; flex: none; }
.cr-lesson-empty { padding: 40px 15px; text-align: center; }
.cr-lesson-empty h3 { margin: 0 0 10px; font-size: 22px; }
.cr-lesson-empty p { color: var(--cr-muted); font-size: 13px; }
.cr-lesson-outline { display: grid; gap: 21px; }
.cr-lesson-outline h3 { display: flex; align-items: center; justify-content: space-between; gap: 9px; font-size: 11px; color: var(--cr-muted); padding: 0 8px; margin: 0 0 7px; }
.cr-lesson-outline h3 small { font-size: 10px; }
.classroom .cr-lesson-outline-step { display: flex; align-items: center; width: 100%; min-width: 0; gap: 11px; padding: 10px 8px; background: transparent; text-align: left; border: 1px solid transparent; }
.cr-lesson-outline-step > span:first-child { width: 22px; flex: none; font-size: 10px; color: var(--cr-muted); }
.cr-lesson-outline-step svg { width: 15px; height: 15px; flex: none; color: var(--cr-muted); }
.cr-lesson-outline-step > span:nth-of-type(2) { display: grid; gap: 3px; min-width: 0; flex: 1; }
.cr-lesson-outline-step strong { font-size: 12px; font-weight: 500; }
.cr-lesson-outline-step small { display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 2; overflow: hidden; font-size: 10px; line-height: 1.5; }
.classroom .cr-lesson-outline-step[aria-pressed="true"] { border-color: var(--cr-line); background: var(--cr-raised); }
.cr-lesson-outline-step[aria-current="step"] { color: var(--cr-accent); }
.cr-lesson-outline-step em { flex: none; padding: 3px 5px; border-radius: 4px; color: var(--cr-action-text); background: var(--cr-action); font-size: 8px; font-style: normal; }
.cr-lesson-full-prompt { font-size: 18px; line-height: 1.7; white-space: pre-line; margin: 0 0 25px; }
.cr-lesson-prep { border-top: 1px solid var(--cr-line); margin-top: 15px; }
.cr-lesson-prep > summary { display: flex; justify-content: space-between; gap: 10px; padding: 17px 0; cursor: pointer; font-size: 14px; }
.cr-lesson-prep > summary > small { font-size: 10px; }
.cr-lesson-prep > section { padding: 18px 15px; margin-bottom: 10px; border-radius: 10px; background: var(--cr-soft); }
.cr-lesson-prep section h3 { font-size: 15px; margin: 0 0 12px; }
.cr-lesson-prep section p { font-size: 13px; line-height: 1.75; white-space: pre-line; }
.cr-lesson-prep .cr-lesson-content { margin-top: 15px; }
.cr-lesson-dialog .cr-attendance { border: 0; padding: 0; background: transparent; flex-direction: column; }
.cr-lesson-dialog .cr-attendance-heading { display: none; }
.cr-lesson-dialog .cr-attendance .cr-participants { display: block; width: 100%; }
.cr-lesson-dialog .cr-attendance .cr-participant { min-height: 63px; max-width: none; padding: 12px 0; border-bottom: 1px solid var(--cr-line); }
.cr-lesson-dialog .cr-attendance .cr-participant-meta strong { font-size: 13px; }
.cr-lesson-dialog .cr-attendance .cr-participant-meta small { font-size: 11px; }
.cr-lesson-dialog .cr-participant-menu > div { position: relative; max-width: 220px; top: 0; }
.cr-lesson-manage { margin-top: 20px; }

@media (min-width: 1500px) { .cr-lesson-layout.has-panel { grid-template-columns: minmax(0, 1fr) 340px; gap: 32px; } }
@media (max-width: 1150px) { .cr-lesson-private-label { display: none; } .cr-lesson-layout.has-panel { grid-template-columns: minmax(0, 1fr) 286px; gap: 18px; } .cr-lesson-panel-body { padding: 18px 15px; } }
@media (max-width: 1000px) {
  .cr-lesson-layout.has-panel { grid-template-columns: minmax(0, 1fr); }
  .cr-lesson-panel { position: fixed; z-index: 40; right: 16px; top: 125px; bottom: 18px; width: 330px; max-width: calc(100vw - 32px); max-height: none; box-shadow: 0 12px 60px #0005; }
  .cr-lesson-top { gap: 10px; }
  .cr-lesson-identity h2 { font-size: 17px; }
}
@media (max-width: 620px) {
  .cr-lesson-mode { --cr-lesson-board-size: 100%; }
  .cr-lesson-mode .cr-header { padding-top: 8px; gap: 5px; min-height: 36px; margin: 0; }
  .cr-lesson-mode .cr-header h1 { font-size: 10px; max-width: 130px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
  .cr-lesson-mode .cr-header > div:first-child { gap: 5px; }
  .cr-lesson-mode .cr-header-actions button { min-height: 28px; padding: 4px 5px; font-size: 9px; }
  .cr-lesson-mode .cr-connection { font-size: 8px; }
  .cr-lesson-top { flex-wrap: wrap; gap: 12px; padding: 14px 0 13px; }
  .cr-lesson-identity { gap: 9px; width: 100%; }
  .cr-lesson-identity h2 { font-size: 18px; }
  .cr-lesson-mark { width: 33px; height: 33px; border-radius: 8px; }
  .cr-lesson-top-actions { gap: 7px; width: 100%; }
  .cr-lesson-top-actions button { min-height: 32px; padding: 6px 9px; font-size: 10px; }
  .cr-lesson-toolbar { gap: 6px; padding: 8px 0 12px; }
  .cr-lesson-toolbar > div:first-child { min-width: 0; }
  .cr-lesson-toolbar .cr-lesson-outline-button { max-width: 155px; padding: 5px 7px; font-size: 9px; gap: 4px; }
  .cr-lesson-outline-button small { padding-left: 5px; font-size: 8px; }
  .cr-lesson-outline-button > svg { width: 11px; }
  .cr-lesson-panel-buttons { gap: 1px; }
  .cr-lesson-panel-buttons button { min-height: 30px; padding: 5px 6px; gap: 4px; font-size: 10px; }
  .cr-lesson-panel-buttons button > span:not(.cr-lesson-unread) { display: none; }
  .cr-lesson-panel-buttons button svg { width: 15px; height: 15px; }
  .cr-lesson-step-label { font-size: 9px; }
  .cr-lesson-stage-heading { padding-bottom: 13px; }
  .cr-lesson-stage-heading > p { font-size: 18px; }
  .cr-lesson-stage-heading > div { font-size: 8px; }
  .cr-lesson-stage-heading > div small { font-size: 8px; }
  .cr-lesson-stage-heading > p.is-long { -webkit-line-clamp: 3; }
  .cr-lesson-board .cr-board-coordinates { --cr-coordinate-gutter: 15px; }
  .cr-lesson-board-meta { font-size: 9px; gap: 4px; padding-left: 15px; }
  .cr-lesson-board-tools button { width: 25px; height: 25px; min-height: 25px; padding: 5px; }
  .cr-lesson-board-tools select { max-width: 60px; font-size: 9px; }
  .cr-lesson-reveal-actions { margin-top: 7px; gap: 1px; }
  .cr-lesson-reveal-actions button { font-size: 9px; min-height: 30px; padding: 5px 7px; }
  .cr-lesson-navigation { margin-top: 12px; padding-top: 11px; }
  .cr-lesson-navigation button { min-width: 84px; font-size: 11px; min-height: 40px; }
  .cr-lesson-panel { inset: auto 0 0; width: 100%; max-width: none; min-height: 48dvh; max-height: 78dvh; border-radius: 16px 16px 0 0; }
  .cr-lesson-panel > header { padding: 10px 12px; }
  .cr-lesson-panel > header > button { font-size: 12px; min-height: 37px; }
  .cr-lesson-panel-body { padding: 22px; }
  .cr-lesson-reading { padding: 23px 20px; min-height: 300px; }
  .cr-lesson-reading p, .cr-lesson-reading li { font-size: 15px; }
  .cr-lesson-bottom { align-items: flex-start; padding-top: 12px; font-size: 8px; }
  .cr-lesson-bottom > span { max-width: 55%; }
  .classroom .cr-lesson-dialog { width: calc(100vw - 20px); max-height: calc(100dvh - 24px); border-radius: 13px; }
  .cr-lesson-dialog > header { padding: 19px; gap: 10px; }
  .cr-lesson-dialog > header h2 { font-size: 21px; }
  .cr-lesson-dialog > header p { font-size: 11px; }
  .cr-lesson-dialog-body { padding: 19px; }
  .cr-lesson-dialog > footer { padding: 13px 19px; gap: 7px; }
  .cr-lesson-dialog > footer > span { width: 100%; font-size: 10px; }
  .cr-lesson-dialog > footer button { font-size: 11px; padding: 8px 10px; }
  .cr-lesson-filters { grid-template-columns: minmax(0, 1fr); gap: 10px; }
  .cr-lesson-course { width: 100%; }
  .cr-lesson-course button { flex: 1; font-size: 10px; padding: 6px; gap: 4px; }
  .cr-lesson-course small { font-size: 8px; }
  .cr-lesson-stage-filter select { flex: 1; max-width: none; }
  .cr-lesson-stage-filter > small { display: block; font-size: 9px; }
  .classroom .cr-lesson-card { padding: 13px 11px; gap: 9px; }
  .cr-lesson-card strong { font-size: 14px; }
  .cr-lesson-card small, .cr-lesson-card > span:nth-child(2) > span { font-size: 9px; }
  .cr-lesson-id { width: 29px; font-size: 10px; }
  .classroom .cr-lesson-outline-step { gap: 7px; padding: 9px 5px; }
  .cr-lesson-outline-step svg { display: none; }
  .cr-lesson-outline-step > span:first-child { width: 17px; }
  .cr-lesson-outline-step strong { font-size: 11px; }
  .cr-lesson-full-prompt { font-size: 16px; }
  .cr-lesson-detour { flex-wrap: wrap; font-size: 10px; }
}
@media (max-width: 360px) { .cr-lesson-mode .cr-header h1 { max-width: 95px; } .cr-lesson-toolbar .cr-lesson-outline-button { max-width: 135px; } .cr-lesson-outline-button small { display: none; } .cr-lesson-stage-heading > div small { display: none; } .cr-lesson-panel-buttons button { padding: 5px; } }
@media (min-width: 1001px) and (max-height: 820px) {
  .cr-lesson-mode { --cr-lesson-board-size: min(540px, calc(100dvh - 343px)); }
  .cr-lesson-mode:has(.cr-lesson-stage-heading > p.is-long) { --cr-lesson-board-size: min(520px, calc(100dvh - 382px)); }
  .cr-lesson-top { min-height: 55px; padding-top: 4px; padding-bottom: 10px; }
  .cr-lesson-toolbar { padding-top: 5px; padding-bottom: 8px; }
  .cr-lesson-navigation { margin-top: 7px; }
  .cr-lesson-bottom { padding-top: 5px; padding-bottom: 5px; }
}

.cr-lesson-bottom-actions { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 12px; }
@media (max-width: 620px) {
  .cr-lesson-bottom { flex-direction: column; align-items: stretch; gap: 12px; }
  .cr-lesson-bottom > span { max-width: none; }
  .cr-lesson-bottom-actions { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
  .classroom .cr-lesson-bottom-actions button { padding: 12px 10px; font-size: 14px; }
}

/* Keep the board and lesson navigation together on ordinary laptop screens. */
@media (min-width: 861px) {
  .dash-classroom:has(.cr-lesson-mode) .dash-topbar { min-height: 54px; padding-top: 3px; padding-bottom: 3px; }
  .dash-classroom:has(.cr-lesson-mode) .console-live-main { height: calc(100dvh - 54px); }
  .cr-lesson-mode { --cr-lesson-board-size: min(620px, calc(100dvh - 350px)); }
  .cr-lesson-mode:has(.cr-lesson-stage-heading > p.is-long) { --cr-lesson-board-size: min(590px, calc(100dvh - 390px)); }
  .cr-lesson-mode .cr-header { min-height: 28px; padding-top: 0; padding-bottom: 0; }
  .cr-lesson-top { min-height: 52px; padding-top: 4px; padding-bottom: 8px; }
  .cr-lesson-toolbar { padding-top: 3px; padding-bottom: 3px; }
  .cr-lesson-stage-heading { padding-bottom: 7px; }
  .cr-lesson-stage-heading > p { margin-top: 5px; font-size: 16px; line-height: 1.25; }
  .cr-lesson-stage-heading > p.is-long { -webkit-line-clamp: 2; }
  .cr-lesson-stage-heading .cr-lesson-full-question { min-height: 18px; padding-top: 1px; line-height: 1.4; }
  .cr-lesson-navigation { margin-top: 7px; padding-top: 6px; padding-bottom: 6px; }
  .cr-lesson-bottom { padding-top: 5px; padding-bottom: 5px; }
}
.cr-capture-guide{display:grid;gap:18px;line-height:1.7}.cr-capture-guide label{display:grid;gap:8px}.cr-capture-guide .cr-capture-consent{display:flex;align-items:flex-start;gap:12px;font-size:14px}.classroom .cr-capture-guide .cr-capture-consent{display:grid;grid-template-columns:18px minmax(0,1fr);align-items:start;gap:12px;line-height:1.5;padding-block:4px}.classroom .cr-capture-guide .cr-capture-consent input{margin-top:2px}.cr-capture-consent span{min-width:0}.cr-capture-guide p{margin:0}.cr-capture-guide button{min-height:44px}.cr-capture-guide button{justify-self:start}.cr-capture-report-link{display:block;font-weight:600;text-underline-offset:5px}