:root{--ld2-shell-navy: #07192c;--ld2-teaching-ivory: #fffdf8;--ld2-teaching-ink: #0b1b2b;--ld2-structural-cyan: #00768c;--ld2-bright-cyan: #31c8e6;--ld2-champagne: #d2a54a;--ld2-warning: #b5473c;--ld2-focus: 0 0 0 3px var(--ld2-bright-cyan);--ld2-motion-instant: .16s;--ld2-motion-spatial: .28s;--ld2-motion-moment: .56s;--ld2-motion-subtle: var(--ld2-motion-spatial);--ld2-motion-expressive: var(--ld2-motion-moment);--ld2-motion-ease: cubic-bezier(.22, 1, .36, 1);--ld2-space-1: 4px;--ld2-space-2: 8px;--ld2-space-3: 12px;--ld2-space-4: 16px;--ld2-space-6: 24px;--ld2-space-8: 32px;--ld2-space-12: 48px;--ld2-control-compact: 40px;--ld2-control-default: 44px;--ld2-control-prominent: 48px;--ld2-radius-control: 8px;--ld2-radius-card: 12px;--ld2-radius-surface: 20px;--ld2-surface-canvas: #ffffff;--ld2-surface-soft: #eef2f5;--ld2-canvas: #eef2f5;--ld2-reading: #fffdf8;--ld2-line: rgb(11 27 43 / 9%);--ld2-card-shadow: 0 1px 2px rgb(7 25 44 / 5%), 0 8px 24px rgb(7 25 44 / 6%);--ld2-surface-selected: #e7f6f7;--ld2-border-subtle: rgb(11 27 43 / 12%);--ld2-border-strong: rgb(11 27 43 / 24%);--ld2-text-secondary: rgb(11 27 43 / 66%);--ld2-success: #2f7d63;--ld2-danger: #9b2434;--ld2-focus-dark: 0 0 0 3px rgb(49 200 230 / 72%);--ld2-focus-light: 0 0 0 3px rgb(0 118 140 / 34%);--ld2-phase-opening: #8c6318;--ld2-phase-receptive: #3d6a85;--ld2-phase-language: #6b4f92;--ld2-phase-production: #2f7a70;--ld2-phase-reflection: #8c6142;--ld2-phase-assessment: #7e3d4a;--ld2-phase-break: #2e7e8c;--ld2-phase-homework: #216b49;--ld2-phase-extra-work: #9e2f3c;--ld2-phase-none: #22384f;--ld2-phase: var(--ld2-phase-none);--ld2-tb-edge: #5c8ba4;--ld2-tb-face: #edf5f8;--ld2-tb-ink: #234f67;--ld2-wb-edge: #c29139;--ld2-wb-face: #faf2e1;--ld2-wb-ink: #5d4314;--ld2-voc-edge: #8a73aa;--ld2-voc-face: #f3eff8;--ld2-voc-ink: #59446f;--ld2-chart-tone-1-edge: #7393a5;--ld2-chart-tone-1-face: #e4e8e8;--ld2-chart-tone-1-ink: #28495f;--ld2-chart-tone-2-edge: #699f96;--ld2-chart-tone-2-face: #e2ebe5;--ld2-chart-tone-2-ink: #205253;--ld2-chart-tone-3-edge: #ac8e57;--ld2-chart-tone-3-face: #efe7d9;--ld2-chart-tone-3-ink: #564520;--ld2-chart-tone-4-edge: #9480af;--ld2-chart-tone-4-face: #eae5ea;--ld2-chart-tone-4-ink: #433967;--ld2-chart-tone-5-edge: #ac8d75;--ld2-chart-tone-5-face: #efe7df;--ld2-chart-tone-5-ink: #564438;--ld2-chart-tone-6-edge: #a2737b;--ld2-chart-tone-6-face: #ede2e0;--ld2-chart-tone-6-ink: #4e2f3d;--ld2-hw: #2d8a5d;--ld2-extra-work: #b43745;--ld2-focus-task: #2c5ca8;--ld2-focus-task-ink: #21447f;--ld2-personal-focus: #b0604a;--ld2-status-unplanned: rgb(11 27 43 / 16%);--ld2-status-preparing: var(--ld2-phase-none);--ld2-status-ready: var(--ld2-hw);--ld2-status-completed: rgb(11 27 43 / 12%)}[data-phase-accent=opening]{--ld2-phase: var(--ld2-phase-opening)}[data-phase-accent=receptive]{--ld2-phase: var(--ld2-phase-receptive)}[data-phase-accent=language]{--ld2-phase: var(--ld2-phase-language)}[data-phase-accent=production]{--ld2-phase: var(--ld2-phase-production)}[data-phase-accent=reflection]{--ld2-phase: var(--ld2-phase-reflection)}[data-phase-accent=assessment]{--ld2-phase: var(--ld2-phase-assessment)}[data-phase-accent=break]{--ld2-phase: var(--ld2-phase-break)}[data-phase-accent=homework]{--ld2-phase: var(--ld2-phase-homework)}[data-phase-accent=extra-work]{--ld2-phase: var(--ld2-phase-extra-work)}[data-accent=opening]{--ld2-phase: var(--ld2-phase-opening)}[data-accent=receptive]{--ld2-phase: var(--ld2-phase-receptive)}[data-accent=language]{--ld2-phase: var(--ld2-phase-language)}[data-accent=production]{--ld2-phase: var(--ld2-phase-production)}[data-accent=reflection]{--ld2-phase: var(--ld2-phase-reflection)}[data-accent=assessment]{--ld2-phase: var(--ld2-phase-assessment)}[data-accent=break]{--ld2-phase: var(--ld2-phase-break)}[data-accent=homework]{--ld2-phase: var(--ld2-phase-homework)}[data-accent=extra-work]{--ld2-phase: var(--ld2-phase-extra-work)}.ld2-start,.ld2-shell{min-width:0;min-height:100dvh;color:var(--ld2-teaching-ink);background:var(--ld2-teaching-ivory);font-family:Avenir Next,Avenir,Segoe UI,system-ui,sans-serif}.ld2-start{position:relative;height:100dvh;display:grid;grid-template-rows:auto minmax(0,1fr);overflow:hidden;isolation:isolate}.ld2-start:before{content:"";position:absolute;z-index:0;top:112px;right:0;bottom:0;left:0;pointer-events:none;background:url(../assets/lesson-deck-2/start-architectural-frame-v1.png) center / 100% 100% no-repeat;opacity:.15}.ld2-start button,.ld2-shell button{font:inherit}.ld2-start button:focus-visible,.ld2-shell button:focus-visible,.ld2-board-host:focus-visible{outline:none;box-shadow:var(--ld2-focus)}.ld2-start__header,.ld2-shell__header{height:88px;display:flex;align-items:center;padding:0 40px;color:var(--ld2-teaching-ivory);background:var(--ld2-shell-navy)}.ld2-start__header{position:relative;z-index:2;height:112px;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,auto) minmax(0,1fr);gap:12px}.ld2-start__header>:last-child{justify-self:end}.ld2-start__wordmark{min-width:0;width:min(520px,max(180px,calc(100vw - 600px)));max-width:100%;height:auto;object-fit:contain}.ld2-brand-mark{width:58px;height:58px;object-fit:contain;flex:0 0 auto}.ld2-global-actions{display:flex;align-items:center;gap:14px;margin-left:auto}.ld2-global-actions button{min-height:44px;display:inline-flex;align-items:center;gap:9px;border:0;border-radius:8px;padding:6px 10px;color:var(--ld2-teaching-ivory);background:transparent;cursor:pointer;font-size:17px}.ld2-global-actions button:hover{background:#ffffff14}.ld2-global-actions__divider{width:1px;height:31px;background:#f8f4ec8c}.ld2-start__content{position:relative;z-index:1;width:min(1240px,calc(100% - 64px));align-self:stretch;min-height:0;display:grid;grid-template-rows:minmax(0,1fr) auto minmax(0,1fr);overflow-y:auto;margin:0 auto;padding:clamp(24px,4vh,40px) 0;translate:none;animation:ld2-start-enter var(--ld2-motion-moment) var(--ld2-motion-ease) both}.ld2-start__actions{grid-row:2;display:grid;grid-template-columns:minmax(0,1.45fr) minmax(310px,.8fr);grid-template-rows:repeat(2,minmax(142px,1fr));gap:14px}.ld2-start__below{grid-row:3;align-self:start;min-width:0}.ld2-start-action{min-width:0;min-height:142px;display:grid;grid-template-columns:88px minmax(0,1fr) 34px;align-items:center;gap:18px;border:1px solid rgb(11 27 43 / 16%);border-radius:18px;padding:20px;color:var(--ld2-teaching-ink);background:#ffffffe0;text-align:left;cursor:pointer;box-shadow:0 12px 32px #07192c0f;transition:border-color var(--ld2-motion-instant) ease,box-shadow var(--ld2-motion-instant) ease,transform var(--ld2-motion-instant) ease}.ld2-start-action:first-child{grid-row:1 / 3;min-height:298px}.ld2-start-action:hover{border-color:#00768c85;box-shadow:0 16px 42px #07192c1a;transform:translateY(-2px)}.ld2-start-action:not(.is-primary){border-color:#0b1b2b17;background:transparent;box-shadow:none}.ld2-start-action:not(.is-primary):hover{border-color:#00768c57;background:#ffffffb8;box-shadow:0 10px 28px #07192c0f}.ld2-start-action__icon{width:74px;height:74px;justify-self:center;display:grid;place-items:center;border:2px solid rgb(11 27 43 / 78%);border-radius:50%;color:var(--ld2-champagne)}.ld2-start-action.is-primary .ld2-start-action__icon{width:142px;height:142px;border-width:4px;color:var(--ld2-teaching-ivory);background:var(--ld2-shell-navy);box-shadow:0 0 0 5px var(--ld2-teaching-ivory),0 0 0 8px var(--ld2-structural-cyan)}.ld2-start-action.is-primary{grid-template-columns:190px minmax(0,1fr) 46px;border-color:#00768c57;background:linear-gradient(135deg,#fff,#f2f7f5);box-shadow:inset 6px 0 0 var(--ld2-structural-cyan),0 18px 48px #07192c17}.ld2-start-action__copy{min-width:0;display:grid;gap:6px}.ld2-start-action__copy strong{font-size:clamp(29px,3.4vw,48px);line-height:1.04;letter-spacing:-.035em}.ld2-start-action:not(.is-primary) .ld2-start-action__copy strong{font-size:clamp(24px,2.5vw,34px)}.ld2-start-action__copy small{color:#0b1b2bb8;font-size:clamp(16px,1.5vw,21px);line-height:1.3}.ld2-start-action__arrow{color:var(--ld2-champagne)}.ld2-start-action.is-primary .ld2-start-action__arrow{color:var(--ld2-structural-cyan)}@keyframes ld2-start-enter{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.ld2-recovery-card{display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:14px;margin-top:24px;border:2px solid var(--ld2-structural-cyan);border-radius:10px;padding:14px 16px;color:var(--ld2-teaching-ink);background:#fff}.ld2-recovery-card.is-conflict{border-color:var(--ld2-warning)}.ld2-recovery-card__copy{display:grid;gap:2px}.ld2-recovery-card__copy small{color:#0b1b2bb8}.ld2-recovery-card__actions{display:flex;gap:8px}.ld2-recovery-card__actions button{min-height:40px;display:inline-flex;align-items:center;gap:6px;border:1px solid rgb(11 27 43 / 28%);border-radius:8px;padding:7px 12px;color:var(--ld2-teaching-ink);background:transparent;cursor:pointer}.ld2-recovery-card__actions button.is-primary{border-color:var(--ld2-structural-cyan);color:#fff;background:var(--ld2-structural-cyan)}.ld2-shell{height:100dvh;display:grid;grid-template-rows:auto minmax(0,1fr);overflow:hidden}.ld2-shell__header{padding-inline:22px 28px}.ld2-shell__back{width:44px;height:44px;display:grid;place-items:center;margin-right:14px;border:1px solid rgb(248 244 236 / 30%);border-radius:8px;color:var(--ld2-teaching-ivory);background:transparent;cursor:pointer}.ld2-shell__context{min-width:0;display:flex;align-items:center;gap:9px;margin-left:22px;padding-left:22px;border-left:1px solid rgb(248 244 236 / 28%)}.ld2-shell__context strong{font-size:19px}.ld2-shell__context small{overflow:hidden;max-width:220px;color:#f8f4eca6;text-overflow:ellipsis;white-space:nowrap}.ld2-library-navigation{min-height:52px;display:flex;align-items:stretch;gap:4px;padding:0 28px;border-bottom:1px solid rgb(11 27 43 / 16%);background:#fff}.ld2-library-navigation button{position:relative;min-height:48px;border:0;padding:0 15px;color:#0b1b2bb8;background:transparent;cursor:pointer;font-weight:650}.ld2-library-navigation button.is-active{color:var(--ld2-teaching-ink)}.ld2-library-navigation button.is-active:after{position:absolute;right:12px;bottom:-1px;left:12px;height:3px;content:"";background:var(--ld2-structural-cyan)}.ld2-library-navigation button:disabled{opacity:.38;cursor:not-allowed}.ld2-shell__stage{min-width:0;min-height:0;overflow:auto;background:var(--ld2-teaching-ivory)}.ld2-shell__stage>.teacher-projection-viewport{min-height:100%}.ld2-shell__stage .teacher-app.is-embedded{min-height:100%;grid-template-columns:minmax(0,1fr);color:var(--text)}.ld2-shell__stage .teacher-app.is-embedded>.teacher-sidebar{display:none}.ld2-shell__stage .teacher-app.is-embedded>.teacher-content{grid-column:1}.ld2-shell__stage .teacher-app.is-embedded .overview-heading__wordmark{width:min(420px,52vw)}.ld2-board-host{min-height:100%;padding:12px;background:var(--ld2-shell-navy)}.ld2-board-host__surface{min-height:calc(100dvh - 112px);border-radius:12px;background:var(--ld2-teaching-ivory)}.ld2-lesson-picker,.ld2-library,.ld2-settings,.ld2-help{min-height:100%;color:var(--ld2-teaching-ink);background:var(--ld2-teaching-ivory)}.ld2-lesson-picker{width:min(1180px,calc(100% - 48px));margin:0 auto;padding:36px 0 52px}.ld2-lesson-picker>header{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:28px}.ld2-lesson-picker>header>span{display:flex;align-items:center;gap:10px;font-size:clamp(25px,3vw,38px)}.ld2-road-sources{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));margin-bottom:14px;border:1px solid rgb(11 27 43 / 18%);border-radius:10px;padding:3px;background:#edf1f4}.ld2-road-sources>button{min-width:0;min-height:44px;border:0;border-radius:7px;padding:0 12px;color:#0b1b2bad;background:transparent;font:inherit;font-weight:750;cursor:pointer}.ld2-road-sources>button.is-active{color:var(--ld2-teaching-ink);background:#fff;box-shadow:0 1px 4px #0b1b2b1a,inset 0 -3px 0 var(--ld2-structural-cyan)}.ld2-road-sources>button.ld2-road-sources__new{display:inline-flex;align-items:center;justify-content:center;gap:6px;color:#075d70}.ld2-saved-roads{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.ld2-saved-roads__empty{grid-column:1 / -1;display:grid;justify-items:start;gap:10px;padding:16px 18px;border:1px dashed var(--ld2-border-strong);border-radius:10px;background:#fff}.ld2-saved-roads__empty p{margin:0;color:#0b1b2bb3}.ld2-saved-roads__empty button{display:inline-flex;align-items:center;gap:8px;min-height:var(--ld2-control-comfortable, 40px);padding:0 16px;border:1px solid var(--ld2-structural-cyan);border-radius:var(--ld2-radius-control);color:var(--ld2-structural-cyan);background:#00768c12;font-size:14px;font-weight:650}.ld2-saved-roads>button{min-width:0;min-height:92px;display:grid;grid-template-columns:auto minmax(0,1fr);align-content:center;gap:4px 10px;border:1px solid rgb(11 27 43 / 18%);border-radius:10px;padding:14px;color:var(--ld2-teaching-ink);background:#fff;text-align:left;cursor:pointer}.ld2-saved-roads>button.is-primary{border-color:var(--ld2-structural-cyan);box-shadow:inset 4px 0 0 var(--ld2-structural-cyan)}.ld2-saved-roads>button>svg{grid-row:1 / 3;color:var(--ld2-structural-cyan)}.ld2-saved-roads>button>strong,.ld2-saved-roads>button>small{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.ld2-saved-roads>button>small,.ld2-saved-roads>p{color:#0b1b2b9e}.ld2-saved-roads>article,.ld2-template-grid>article{min-width:0;overflow:hidden;border:1px solid rgb(11 27 43 / 18%);border-radius:12px;background:#fff}.ld2-saved-roads>article.is-selected,.ld2-template-grid>article.is-selected{border-color:var(--ld2-structural-cyan);box-shadow:inset 4px 0 0 var(--ld2-structural-cyan)}.ld2-saved-roads>article>.ld2-road-card__select,.ld2-template-grid>article>button{position:relative;width:100%;min-width:0;display:grid;gap:7px;border:0;padding:14px;color:var(--ld2-teaching-ink);background:transparent;text-align:left;cursor:pointer}.ld2-template-grid>article>button{min-height:174px}.ld2-road-card__identity{display:flex;align-items:center;gap:8px;color:var(--ld2-structural-cyan)}.ld2-road-card__identity 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strong{max-width:92px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:720}.ld2-road-card__preview li.is-more{min-width:32px;justify-content:center;padding-inline:7px;color:#0b1b2bad;background:#0b1b2b14;font-weight:820}.ld2-saved-roads>article>footer{display:flex;gap:4px;border-top:1px solid rgb(11 27 43 / 12%);padding:5px}.ld2-saved-roads>article>footer button{min-width:38px;min-height:36px;display:inline-flex;flex:0 0 auto;align-items:center;justify-content:center;gap:5px;border:0;border-radius:7px;padding:0 8px;color:var(--ld2-teaching-ink);background:transparent;font:inherit;font-size:10px;font-weight:760;cursor:pointer}.ld2-saved-roads>article>footer button:first-child{flex:1 1 auto;color:#fff;background:var(--ld2-structural-cyan)}.ld2-saved-roads>article>footer button:hover,.ld2-saved-roads>article>footer button:focus-visible,.ld2-template-grid>article>button:hover,.ld2-template-grid>article>button:focus-visible{outline:2px solid var(--ld2-structural-cyan);outline-offset:-2px}.ld2-saved-roads>p{grid-column:1 / -1;margin:0;border:1px dashed rgb(11 27 43 / 22%);border-radius:10px;padding:22px;text-align:center}.ld2-lesson-picker>header label{display:grid;gap:5px;font-size:13px;font-weight:700}.ld2-lesson-picker select,.ld2-library input{min-height:44px;border:1px solid rgb(11 27 43 / 28%);border-radius:8px;padding:0 12px;color:var(--ld2-teaching-ink);background:#fff}.ld2-template-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.ld2-template-grid>button{min-height:154px;display:grid;grid-template-columns:auto minmax(0,1fr);align-content:start;gap:7px 12px;border:1px solid rgb(11 27 43 / 23%);border-radius:12px;padding:20px;color:var(--ld2-teaching-ink);background:#fff;text-align:left;cursor:pointer}.ld2-template-grid>button:hover,.ld2-template-grid>button.is-primary{border-color:var(--ld2-structural-cyan);box-shadow:inset 4px 0 0 var(--ld2-structural-cyan)}.ld2-template-grid>button>svg{grid-row:1 / 4;color:var(--ld2-structural-cyan)}.ld2-template-grid>button strong{font-size:19px}.ld2-template-grid>button small{min-height:36px;color:#0b1b2bb8;line-height:1.35}.ld2-template-grid>button>span{color:var(--ld2-structural-cyan);font-size:12px;font-weight:750;text-transform:uppercase;letter-spacing:.07em}.ld2-template-setup{margin-top:18px;border:1px solid rgb(11 27 43 / 18%);border-radius:12px;padding:16px;background:#fff}.ld2-template-setup>header{display:flex;align-items:center;justify-content:space-between;gap:16px}.ld2-template-setup>header>span{display:grid;gap:3px}.ld2-template-setup__actions{display:flex;flex-wrap:wrap;align-items:center;gap:8px}.ld2-template-setup__actions>button{display:inline-flex;align-items:center;gap:8px;min-height:var(--ld2-control-comfortable, 40px);padding:0 16px;border:1px solid var(--ld2-border-strong);border-radius:var(--ld2-radius-control);color:var(--ld2-teaching-ink);background:#fff;font-size:14px;font-weight:600}.ld2-template-setup__actions>button:disabled{opacity:.5}.ld2-template-setup__actions>button.is-primary{border-color:var(--ld2-structural-cyan);color:var(--ld2-structural-cyan);background:#00768c14;font-weight:700}.ld2-road-class-dialog{position:fixed;top:0;right:0;bottom:0;left:0;z-index:240;display:grid;place-items:center;padding:24px;background:#07142275}.ld2-road-class-dialog form{display:grid;gap:12px;width:min(420px,100%);max-height:calc(100vh - 48px);overflow-y:auto;padding:20px;border-radius:var(--ld2-radius-card);background:var(--ld2-surface-canvas);box-shadow:0 22px 60px #07192c57}.ld2-road-class-dialog h2{margin:0;font-size:18px}.ld2-road-class-dialog p{margin:0;color:#0b1b2bad;font-size:13px}.ld2-road-class-dialog label{display:grid;gap:4px}.ld2-road-class-dialog 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.ld2-grammar__select-mark{background:var(--grammar-b)}.ld2-grammar__select>span{color:#0b1b2b9e;font-size:12px;font-weight:650;white-space:nowrap}.ld2-grammar__select select{flex:1;min-width:0;min-height:var(--ld2-control-compact);padding:0 10px;border:1px solid var(--ld2-border-strong);border-radius:var(--ld2-radius-control);color:var(--ld2-teaching-ink);background:var(--ld2-surface-canvas);font:inherit;font-size:14px;font-weight:600}.ld2-grammar__uses-select{width:100%}.ld2-grammar__uses button{min-height:40px;padding:0 calc(10px*min(var(--gs, 1),1.35));border:1px solid var(--ld2-border-subtle);border-radius:999px;color:#0b1b2bb8;background:var(--ld2-surface-canvas);font-size:calc(12px*min(var(--gs, 1),1.35));font-weight:600}.ld2-grammar__uses button.is-active{border-color:var(--grammar-tone, var(--grammar-a));color:var(--grammar-tone-ink, var(--grammar-a-ink));background:var(--grammar-tone-face, var(--grammar-a-face))}.ld2-grammar__card{--grammar-tone: var(--grammar-a);--grammar-tone-face: var(--grammar-a-face);--grammar-tone-ink: var(--grammar-a-ink);display:grid;align-content:start;gap:calc(8px * var(--gs, 1));min-width:0;padding:calc(10px * var(--gs, 1)) calc(12px * var(--gs, 1)) calc(12px * var(--gs, 1));border:1px solid var(--ld2-border-subtle);border-left:3px solid var(--grammar-tone);border-radius:var(--ld2-radius-card);background:#fff;font-size:calc(16px * var(--gs, 1));container-type:inline-size;container-name:ld2-grammar-entry}.ld2-grammar__card[data-tone=b]{--grammar-tone: var(--grammar-b);--grammar-tone-face: var(--grammar-b-face);--grammar-tone-ink: var(--grammar-b-ink)}.ld2-grammar__card>header{display:grid;gap:calc(2px * var(--gs, 1))}.ld2-grammar__card h3{margin:0;color:var(--grammar-tone-ink);font-size:calc(18px * var(--gs, 1));font-weight:700;text-wrap:balance}.ld2-grammar__card>header p{margin:0;color:#0b1b2bb8;font-size:calc(15px * var(--gs, 1))}.ld2-grammar__stage{min-width:0;min-height:calc(var(--stage-min, 96px) * var(--gs, 1));max-height:calc(var(--stage-max, 200px) * var(--gs, 1));height:calc(var(--stage-min, 96px) * var(--gs, 1) + var(--stage-extra, 0px));overflow:hidden}.ld2-grammar[data-mode=explain] .ld2-grammar__body{align-content:start;grid-template-rows:auto auto auto auto}.ld2-grammar[data-mode=explain] .ld2-grammar__card{display:flex;min-height:auto;flex-direction:column}.ld2-grammar[data-mode=explain] .ld2-grammar__stage{height:calc(var(--stage-min, 96px) * var(--gs, 1) + var(--stage-extra, 0px));flex:0 0 auto}.ld2-grammar[data-mode=explain] .ld2-grammar__card[data-stage=change] .ld2-grammar__stage{min-height:0;max-height:none;height:auto;flex:none;overflow:visible}.ld2-grammar__example{max-width:62ch;margin:0;color:var(--ld2-teaching-ink);font-size:calc(19px * var(--gs, 1));line-height:1.35;text-wrap:pretty}.ld2-grammar__example b{color:var(--grammar-tone-ink, var(--grammar-a-ink));font-weight:750;box-shadow:inset 0 -2.5px color-mix(in srgb,var(--grammar-tone, var(--grammar-a)) 52%,transparent)}.ld2-grammar__example b[data-role=ending]{color:var(--grammar-ending);box-shadow:inset 0 -2.5px color-mix(in srgb,var(--grammar-ending) 58%,transparent)}.ld2-grammar__details{display:grid;gap:calc(5px * var(--gs, 1))}.ld2-grammar__formula,.ld2-grammar__clues{display:grid;grid-template-columns:minmax(0,auto) minmax(0,1fr);align-items:start;gap:calc(4px * var(--gs, 1)) calc(10px * var(--gs, 1));margin:0;font-size:calc(15px * var(--gs, 1))}.ld2-grammar__formula>span,.ld2-grammar__clues>span{padding-top:calc(8px * var(--gs, 1));color:#0b1b2bad;font-size:calc(12px * var(--gs, 1));font-weight:700;letter-spacing:.04em;text-transform:uppercase;white-space:nowrap}.ld2-grammar__formula>div,.ld2-grammar__clues>div{display:flex;flex-wrap:wrap;align-items:center;gap:calc(5px * var(--gs, 1));min-width:0}.ld2-grammar__formula>div>small,.ld2-grammar__clues>div>small{flex-basis:100%;color:#0b1b2bad;font-size:calc(13px * var(--gs, 1))}.ld2-grammar__clues-note{margin:0;color:#0b1b2bad;font-size:calc(13px * var(--gs, 1));text-align:center}.ld2-grammar__blocks{display:contents}.ld2-grammar__blocks>span{display:inline-flex;align-items:center;gap:calc(5px * var(--gs, 1))}.ld2-grammar__blocks i{color:#0b1b2b6b;font-size:calc(14px * var(--gs, 1));font-style:normal;font-weight:700}.ld2-grammar__blocks b{padding:.26em .64em;border:1.5px solid;border-radius:.45em;font-size:calc(16px * var(--gs, 1));font-weight:750;white-space:nowrap}.ld2-grammar__blocks b[data-role=helper]{border-color:var(--grammar-tone, var(--grammar-a));color:var(--grammar-tone-ink, var(--grammar-a-ink));background:var(--grammar-tone-face, var(--grammar-a-face))}.ld2-grammar__blocks b[data-role=verb]{border-color:#0b1b2b75;color:var(--ld2-teaching-ink);background:#0b1b2b1c}.ld2-grammar__blocks b[data-role=ending]{border-color:color-mix(in srgb,var(--grammar-ending) 82%,transparent);color:color-mix(in srgb,var(--grammar-ending) 92%,#0b1b2b);background:color-mix(in srgb,var(--grammar-ending) 24%,#ffffff)}.ld2-grammar__blocks b[data-role=subject]{border-style:dashed;border-color:#0b1b2b66;color:#0b1b2b99;background:none;font-weight:600}.ld2-grammar[data-size=roomy] .ld2-grammar__blocks b{padding:.3em .72em;font-size:calc(17px * var(--gs, 1))}.ld2-grammar__formula>:is(span,div):is([data-variant=question]){margin-top:3px}.ld2-grammar__formula>span:is([data-variant=question],[data-variant=negative]){color:#0b1b2b70}.ld2-grammar__formula>div:is([data-variant=question],[data-variant=negative]){gap:calc(3px * var(--gs, 1)) calc(4px * var(--gs, 1))}.ld2-grammar__formula>div:is([data-variant=question],[data-variant=negative]) .ld2-grammar__blocks>span{gap:calc(4px * var(--gs, 1))}.ld2-grammar__formula>div:is([data-variant=question],[data-variant=negative]) .ld2-grammar__blocks b{padding:.21em .5em;border-width:1.25px;font-size:calc(14px * var(--gs, 1))}.ld2-grammar[data-size=roomy] .ld2-grammar__formula>div:is([data-variant=question],[data-variant=negative]) .ld2-grammar__blocks b{padding:.21em .5em;font-size:calc(14px * var(--gs, 1))}.ld2-grammar__formula>div[data-shape=clauses]{display:grid;gap:calc(4px * var(--gs, 1))}.ld2-grammar__formula>div[data-shape=clauses] p{display:flex;flex-wrap:wrap;align-items:center;gap:calc(5px * var(--gs, 1));margin:0}.ld2-grammar__formula>div[data-shape=clauses] em{min-width:calc(82px * var(--gs, 1));color:#0b1b2b8f;font-size:calc(13px * var(--gs, 1));font-style:normal;font-weight:600}.ld2-grammar__clues mark{padding:.14em .57em;border-radius:999px;color:#0b1b2bcc;background:#0b1b2b0f;font-size:calc(14px * var(--gs, 1))}.ld2-grammar__clues p{margin:0;color:#0b1b2bbd}.ld2-grammar__note,.ld2-grammar__difference{margin:0;color:#0b1b2bbd;font-size:calc(14px * var(--gs, 1));line-height:1.45}.ld2-grammar__difference{display:grid;gap:calc(3px * var(--gs, 1));padding:calc(9px * var(--gs, 1)) calc(12px * var(--gs, 1));border-radius:var(--ld2-radius-card);background:#0b1b2b0d;font-size:calc(15px * var(--gs, 1))}.ld2-grammar__difference>span{color:#0b1b2b8f;font-size:calc(12px * var(--gs, 1));font-weight:700;letter-spacing:.04em;text-transform:uppercase}.ld2-grammar__compare-bar{display:grid;gap:8px}.ld2-grammar:not([data-size=compact]) .ld2-grammar__compare-bar{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}.ld2-grammar:not([data-size=compact]) .ld2-grammar__compare-bar .ld2-grammar__focus{grid-column:1 / -1}.ld2-grammar[data-mode=compare] .ld2-grammar__difference{padding:calc(7px * var(--gs, 1)) calc(10px * var(--gs, 1));font-size:calc(13px * var(--gs, 1))}.ld2-grammar[data-mode=compare] .ld2-grammar__card{gap:calc(6px * var(--gs, 1))}.ld2-grammar__pair{display:grid;gap:calc(10px * var(--gs, 1));min-width:0}.ld2-grammar[data-direction=columns] .ld2-grammar__pair{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}.ld2-grammar__picker{display:grid;gap:6px}.ld2-grammar__picker-toggle{display:flex;align-items:center;justify-content:space-between;gap:8px;min-height:var(--ld2-control-compact);padding:0 12px;border:1px solid var(--ld2-border-subtle);border-radius:var(--ld2-radius-control);color:var(--ld2-teaching-ink);background:var(--ld2-surface-canvas);font-size:13px;font-weight:650}.ld2-grammar__picker-toggle em{padding:2px 8px;border-radius:999px;background:#0b1b2b14;font-size:12px;font-style:normal;font-weight:700}.ld2-grammar__picker-body{display:grid;gap:8px;padding:10px;border:1px solid var(--ld2-border-subtle);border-radius:var(--ld2-radius-card);background:#fff}.ld2-grammar__picker-body h4{margin:0 0 4px;color:#0b1b2b8f;font-size:11px;font-weight:700;letter-spacing:.04em;text-transform:uppercase}.ld2-grammar__picker-body>div>div{display:flex;flex-wrap:wrap;gap:5px}.ld2-grammar__picker-body button{min-height:34px;padding:0 11px;border:1px solid var(--ld2-border-subtle);border-radius:999px;color:#0b1b2bbd;background:var(--ld2-surface-canvas);font-size:12px;font-weight:600}.ld2-grammar__picker-body button.is-active{border-color:var(--grammar-a);color:var(--grammar-a-ink);background:var(--grammar-a-face)}.ld2-grammar__tight{margin:0;padding:7px 10px;border-radius:var(--ld2-radius-control);color:#7a4a1c;background:#8c63181a;font-size:13px}.ld2-grammar__tracks{display:grid;gap:4px;margin:0;padding:0;list-style:none}.ld2-grammar__tracks button{display:grid;grid-template-columns:minmax(calc(96px * var(--gs, 1)),30%) minmax(0,1fr);align-items:center;gap:10px;width:100%;padding:5px 8px;border:1px solid transparent;border-radius:var(--ld2-radius-control);color:var(--ld2-teaching-ink);background:transparent;text-align:left}.ld2-grammar__tracks li[data-active=true] button{border-color:var(--grammar-a);background:var(--grammar-a-face)}.ld2-grammar__tracks button:is(:hover,:focus-visible){border-color:var(--ld2-structural-cyan)}.ld2-grammar__track-name{display:grid;gap:1px;min-width:0}.ld2-grammar__track-name strong{font-size:calc(14px * var(--gs, 1));font-weight:650}.ld2-grammar__track-name em{color:#0b1b2b94;font-size:calc(12px * var(--gs, 1));font-style:normal}.ld2-grammar__track-stage{display:block;min-width:0}.ld2-grammar__detail{display:grid;gap:calc(7px * var(--gs, 1));padding:calc(10px * var(--gs, 1)) calc(12px * var(--gs, 1)) calc(12px * var(--gs, 1));border:1px solid var(--ld2-border-subtle);border-left:3px solid var(--grammar-a);border-radius:var(--ld2-radius-card);background:#fff}.ld2-grammar__detail>header{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px}.ld2-grammar__detail h3{margin:0;color:var(--grammar-a-ink);font-size:calc(17px * var(--gs, 1));font-weight:700}.ld2-grammar__core{margin:0;color:#0b1b2bbd;font-size:calc(15px * var(--gs, 1))}.ld2-grammar__floor{display:grid;align-content:center;gap:5px;padding:12px;text-align:center}.ld2-grammar__floor strong{font-size:15px}.ld2-grammar__floor p{margin:0;font-size:13px}.ld2-grammar__floor code{font-family:ui-monospace,SF Mono,Menlo,monospace;font-size:12px}.ld2-grammar__floor small{color:#0b1b2b94;font-size:11px}.ld2-grammar-timeline{--tone: var(--grammar-a);display:block;overflow:visible}.ld2-grammar-timeline[data-tone=b]{--tone: var(--grammar-b)}.ld2-grammar-timeline[data-tone=muted]{--tone: var(--grammar-muted)}.ld2-grammar-timeline__axis{stroke:#0b1b2b42;stroke-width:1.5}.ld2-grammar-timeline__now line{stroke:var(--grammar-now);stroke-width:1.5;stroke-dasharray:3 3}.ld2-grammar-timeline__now text{fill:var(--grammar-now);font-weight:750;letter-spacing:.08em}.ld2-grammar-timeline__label,.ld2-grammar-timeline__link text{fill:#0b1b2bb3}.ld2-grammar-timeline__span:not([data-style=progressive]) rect,.ld2-grammar-timeline__always rect{fill:color-mix(in srgb,var(--tone) 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ld2-grammar-mark-in{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}@keyframes ld2-grammar-span-in{0%{opacity:0;clip-path:inset(0 100% 0 0)}to{opacity:1;clip-path:inset(0 0 0 0)}}.ld2-grammar-timeline[data-animate=true]>g:not(.ld2-grammar-timeline__now){animation:ld2-grammar-mark-in .42s ease-out both;animation-delay:calc(var(--mark, 0) * .22s + .12s)}.ld2-grammar-timeline[data-animate=true]>g.ld2-grammar-timeline__span,.ld2-grammar-timeline[data-animate=true]>g.ld2-grammar-timeline__always{animation-name:ld2-grammar-span-in;animation-duration:.62s}.ld2-grammar-timeline[data-animate=true] .ld2-grammar-timeline__repeat circle{animation:ld2-grammar-mark-in .3s ease-out both;animation-delay:calc(var(--mark, 0) * .22s + var(--dot, 0) * .14s + .18s)}@media(prefers-reduced-motion:reduce){.ld2-grammar-timeline[data-animate=true]>g,.ld2-grammar-timeline[data-animate=true] .ld2-grammar-timeline__repeat circle{animation:none}}.is-reduced-motion 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var(--ld2-border-subtle);border-radius:var(--ld2-radius-control);color:#0b1b2bc2;background:var(--ld2-surface-canvas);font-size:13px;font-weight:650}.ld2-grammar__advanced>button svg{transition:transform .16s ease}.ld2-grammar__advanced[data-open=true]>button{border-color:var(--ld2-structural-cyan);color:var(--ld2-structural-cyan)}.ld2-grammar__advanced[data-open=true]>button svg{transform:rotate(-180deg)}.ld2-grammar__advanced>button em{margin-left:auto;padding:1px 7px;border-radius:999px;background:#0b1b2b14;color:#0b1b2bb3;font-size:11px;font-style:normal;font-weight:700}.ld2-grammar__advanced-list{display:grid;gap:calc(10px * var(--gs, 1));grid-template-columns:repeat(auto-fit,minmax(calc(270px * var(--gs, 1)),1fr))}.ld2-grammar__advanced-list>section{display:grid;align-content:start;gap:calc(8px * var(--gs, 1));padding:calc(11px * var(--gs, 1)) calc(13px * var(--gs, 1)) calc(12px * var(--gs, 1));border:1px solid 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auto;align-items:center;gap:7px;justify-self:end;padding:4px 6px}.workspace-panel-heading--details .builder-live-phase__icon{width:30px;height:30px}.builder-live-phase__identity,.builder-live-phase__identity small,.builder-live-phase__identity strong{display:block;min-width:0}.builder-live-phase__navigation{display:flex;gap:4px}.builder-live-phase__navigation button{display:grid;width:30px;min-width:30px;height:30px;place-items:center;padding:0;border:1px solid rgb(98 214 143 / .38);border-radius:8px;background:#082f26b3;color:#baf1cc;cursor:pointer}.builder-live-phase__navigation button:hover:not(:disabled),.builder-live-phase__navigation button:focus-visible:not(:disabled){border-color:#7ce5a4;background:#124e38d1;color:#fff}.builder-live-phase__navigation button:disabled{cursor:default;opacity:.28}.live-phase-card--timer-only{gap:8px}.live-phase-card--timer-only>header{color:#86c49c;font-size:9px;font-weight:900;letter-spacing:.1em;text-transform:uppercase}.live-tools-backdrop{position:absolute;top:0;right:0;bottom:0;left:0;z-index:calc(var(--ld-z-drawer) - 1);padding:0;border:0;background:#01090e14;cursor:default}:is(.teacher-app[data-layout-mode=windowed],.teacher-app[data-layout-mode=quarter]) .cockpit-responsive-tabs{display:none}:is(.teacher-app[data-layout-mode=windowed],.teacher-app[data-layout-mode=quarter]) .lesson-builder-layout.is-route-navigator{--cockpit-library-width: clamp(132px, 15vw, 158px);--cockpit-route-width: clamp(182px, 21vw, 210px);position:relative;display:grid;grid-template-columns:var(--cockpit-library-width) var(--cockpit-route-width) minmax(0,1fr)}:is(.teacher-app[data-layout-mode=windowed],.teacher-app[data-layout-mode=quarter]) .lesson-builder-layout.is-route-navigator.is-library-collapsed{--cockpit-library-width: 52px}:is(.teacher-app[data-layout-mode=windowed],.teacher-app[data-layout-mode=quarter]) .lesson-builder-layout.is-route-navigator.is-route-collapsed{--cockpit-route-width: 52px}:is(.teacher-app[data-layout-mode=windowed],.teacher-app[data-layout-mode=quarter]) .lesson-builder-layout.is-route-navigator :is(.phase-library,.lesson-route-rail,.lesson-builder--focused){display:grid;min-width:0;min-height:0;height:100%}:is(.teacher-app[data-layout-mode=windowed],.teacher-app[data-layout-mode=quarter]) .live-tools-resizer,:is(.teacher-app[data-layout-mode=windowed],.teacher-app[data-layout-mode=quarter]) .live-tools-mobile-toggle{display:none}:is(.teacher-app[data-layout-mode=windowed],.teacher-app[data-layout-mode=quarter]) .live-tools-shell{position:absolute;top:10px;right:10px;bottom:10px;z-index:var(--ld-z-drawer);display:none;width:min(320px,calc(100% - 72px));max-height:none;overflow:auto;border:1px solid rgb(69 216 241 / .38);border-radius:16px;background:#04111afb;box-shadow:0 26px 70px #00000094}:is(.teacher-app[data-layout-mode=windowed],.teacher-app[data-layout-mode=quarter]) .live-tools-shell.is-open{display:block}@media(max-width:1060px){.workspace-panel-heading--details{grid-template-columns:auto minmax(210px,1fr)}.workspace-panel-heading--details .workspace-panel-heading__title>strong{display:none}.workspace-panel-heading--details .builder-live-phase__identity small{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}}@media(prefers-reduced-motion:no-preference){.lesson-builder-layout.is-route-navigator{transition:grid-template-columns .18s ease}}}@layer polish{.teacher-app{--teacher-sidebar-inline-size: 68px}.overview-heading{display:grid;grid-template-columns:minmax(0,1fr) auto;min-height:104px;align-items:center}.overview-heading__copy{position:absolute;left:calc(50vw - var(--teacher-sidebar-inline-size));width:clamp(340px,36vw,620px);transform:translate(-50%)}.overview-heading__copy h1,.teacher-app[data-layout-mode=quarter] .overview-heading__copy h1{width:100%}.overview-heading>.button{grid-column:2;justify-self:end}@media(max-width:1040px){.overview-heading__copy{width:clamp(260px,32vw,380px)}}@media(max-width:760px){.overview-heading__copy{display:none}}.builder-context{position:relative;display:flex;min-width:0;align-items:center;gap:10px}.builder-context>h1{flex:0 0 auto}.builder-context>span{color:#a0bec975;font-weight:900}.builder-context__date{position:relative;min-width:0}.builder-context__date-button{display:inline-flex;max-width:100%;min-height:36px;align-items:center;gap:7px;padding:4px 8px;border:1px solid transparent;border-radius:9px;background:transparent;color:#b6cad2;font:inherit;font-size:13px;font-weight:760}.builder-context__date-button:hover,.builder-context__date-button:focus-visible,.builder-context__date-button[aria-expanded=true]{border-color:#45d8f16b;background:#45d8f114;color:#e7fbff}.builder-date-popover{position:absolute;z-index:var(--ld-z-dialog);top:calc(100% + 7px);left:0;display:grid;width:min(310px,calc(100vw - 32px));gap:10px;padding:12px;border:1px solid rgb(69 216 241 / .44);border-radius:12px;background:#04161ffa;box-shadow:0 18px 46px #00000080}.builder-date-popover p{margin:0;color:#a8bec7;font-size:11px;line-height:1.4}.builder-date-popover input{min-height:40px}.builder-date-popover>div{display:flex;justify-content:flex-end;gap:7px}.builder-date-popover button{min-height:34px;padding:0 10px}.builder-save-state{width:124px;min-width:124px;justify-content:center}.builder-save-state.is-idle{visibility:hidden}.builder-save-state>button{min-height:24px;margin-left:4px;padding:0 6px;border:1px solid currentColor;border-radius:6px;background:transparent;color:inherit;font-size:9px;font-weight:850}.lesson-route-node.is-focused{border-color:#55dff4;box-shadow:inset 0 0 0 1px #55dff480,0 0 0 1px #55dff42e}.lesson-route-node.is-current-live{border-color:var(--phase-accent);box-shadow:inset 4px 0 var(--phase-accent),0 0 0 1px color-mix(in srgb,var(--phase-accent) 24%,transparent)}.lesson-route-node.is-current-live.is-focused{border-color:#55dff4;box-shadow:inset 4px 0 var(--phase-accent),inset 0 0 0 1px #55dff4ad,0 0 0 1px #55dff433}.lesson-route-node.is-current-live .lesson-route-node__body em{color:var(--phase-accent)}.lesson-builder .lesson-block-card.is-completed:not(.is-active),.lesson-route-node.is-completed,.lesson-route-node.is-hidden,.lesson-route-node.is-revealed{opacity:1;filter:none}.workspace-panel-heading--details .builder-live-phase{border-color:color-mix(in srgb,var(--phase-accent) 60%,#31505d);background:linear-gradient(105deg,var(--phase-surface-strong),transparent 72%),#051f24f0;box-shadow:inset 4px 0 var(--phase-accent)}.builder-live-phase__icon,.builder-live-phase__identity small,.builder-live-phase__identity strong{color:var(--phase-accent)}.presentation-connection-status.is-failed{color:#ff969c;border-color:#ff69738f}.presentation-control-bar__update:disabled{cursor:wait;opacity:.64}}@layer polish{.lesson-cockpit-view[data-workspace-mode=wide] .lesson-builder__focused-stream{overflow-x:hidden!important;overflow-y:auto!important;overscroll-behavior:contain}.lesson-cockpit-view[data-workspace-mode=wide] .phase-preparation-stack{display:grid;height:auto;min-height:0;gap:10px;overflow:visible}.lesson-cockpit-view[data-workspace-mode=wide] .phase-preparation-section{display:grid;height:auto;min-height:0;overflow:visible}.lesson-cockpit-view[data-workspace-mode=compact]{display:grid;height:100%;min-height:0;grid-template-rows:auto auto auto minmax(0,1fr);gap:7px}.lesson-cockpit-view[data-workspace-mode=compact] .builder-header{grid-template-columns:minmax(0,1fr) auto;grid-template-areas:"identity settings" "actions actions";gap:6px 10px}.lesson-cockpit-view[data-workspace-mode=compact] .builder-context{flex-wrap:wrap;gap:4px 7px}.lesson-cockpit-view[data-workspace-mode=compact] .builder-context h1{font-size:clamp(24px,4vw,38px)}.lesson-cockpit-view[data-workspace-mode=compact] .builder-context__date-button{min-height:30px;font-size:11px}.lesson-cockpit-view[data-workspace-mode=compact] .builder-header__settings{grid-area:settings}.lesson-cockpit-view[data-workspace-mode=compact] .builder-header__actions{display:flex;grid-area:actions;flex-wrap:wrap;gap:6px;overflow:visible}.lesson-cockpit-view[data-workspace-mode=compact] .builder-header__actions .button{min-height:38px;padding:6px 10px;font-size:11px}.lesson-cockpit-view[data-workspace-mode=compact] .builder-save-state{width:108px;min-width:108px}.lesson-cockpit-view[data-workspace-mode=compact] .presentation-control-bar{display:grid;min-height:44px;grid-template-columns:auto minmax(0,1fr) auto auto auto;gap:5px;padding:4px 5px}.lesson-cockpit-view[data-workspace-mode=compact] .presentation-control-bar button,.lesson-cockpit-view[data-workspace-mode=compact] .presentation-connection-status{min-height:34px;padding-inline:8px;font-size:10px}.lesson-cockpit-view[data-workspace-mode=compact] .presentation-mode-switch button{padding-inline:6px}.lesson-cockpit-view[data-workspace-mode=compact] .cockpit-responsive-tabs{display:grid!important;grid-template-columns:repeat(2,minmax(0,1fr));gap:5px}.lesson-cockpit-view[data-workspace-mode=compact] .cockpit-responsive-tabs button{min-height:38px}.lesson-cockpit-view[data-workspace-mode=compact] .lesson-builder-layout{position:relative;display:grid!important;min-width:0;min-height:0;height:100%;gap:6px;overflow:hidden}.lesson-cockpit-view[data-workspace-mode=compact] .lesson-builder-layout>:is(.phase-library,.lesson-route-rail,.lesson-builder){display:none!important;position:static;width:100%;min-width:0;max-width:none;height:100%;min-height:0;border-radius:14px}.lesson-cockpit-view[data-workspace-mode=compact] .lesson-builder-layout[data-compact-workspace=build]{grid-template-columns:minmax(220px,42%) minmax(0,58%)}.lesson-cockpit-view[data-workspace-mode=compact] .lesson-builder-layout[data-compact-workspace=edit]{grid-template-columns:minmax(180px,28%) minmax(0,72%)}.lesson-cockpit-view[data-workspace-mode=compact] .lesson-builder-layout[data-compact-workspace=build]>:is(.phase-library,.lesson-route-rail),.lesson-cockpit-view[data-workspace-mode=compact] .lesson-builder-layout[data-compact-workspace=edit]>:is(.lesson-route-rail,.lesson-builder){display:grid!important}.lesson-cockpit-view[data-workspace-mode=compact] :is(.live-tools-resizer,.live-tools-mobile-toggle){display:none!important}.lesson-cockpit-view[data-workspace-mode=compact] :is(.phase-library,.lesson-route-rail) .workspace-panel-heading__collapse{display:none}.lesson-cockpit-view[data-workspace-mode=compact] .live-tools-shell{position:absolute!important;z-index:auto;overflow-y:auto;box-shadow:none}.lesson-cockpit-view[data-workspace-mode=compact] .lesson-builder{grid-template-rows:auto minmax(0,1fr) auto;overflow:hidden}.lesson-cockpit-view[data-workspace-mode=compact] .workspace-panel-heading--details{grid-template-columns:auto minmax(0,1fr);min-height:52px;gap:7px;padding:6px}.lesson-cockpit-view[data-workspace-mode=compact] .workspace-panel-heading--details .builder-live-phase{min-width:0;min-height:40px}.lesson-cockpit-view[data-workspace-mode=compact] .lesson-builder__focused-stream{min-height:0;padding:7px;overflow:hidden!important}.lesson-cockpit-view[data-workspace-mode=compact] .lesson-block-card.is-active-editor{display:grid!important;height:100%!important;min-height:0!important;grid-template-rows:auto auto minmax(0,1fr)!important}.lesson-cockpit-view[data-workspace-mode=compact] .phase-preparation-tabs{display:grid!important;grid-template-columns:repeat(4,minmax(0,1fr));gap:4px;padding:5px}.lesson-cockpit-view[data-workspace-mode=compact] .phase-preparation-stack{display:block;height:100%;min-height:0;padding:6px;overflow:hidden}.lesson-cockpit-view[data-workspace-mode=compact] .phase-preparation-section{display:none!important;height:100%;min-height:0;overflow-x:hidden;overflow-y:auto;overscroll-behavior:contain}.lesson-cockpit-view[data-workspace-mode=compact] .phase-preparation-section.is-current{display:grid!important;align-content:start;grid-template-rows:auto auto auto minmax(210px,1fr) auto}.lesson-cockpit-view[data-workspace-mode=compact] .phase-preparation-section.is-task.is-current{display:block!important}.lesson-cockpit-view[data-workspace-mode=compact] .phase-preparation-section__canvas{min-height:230px}.lesson-cockpit-view[data-workspace-mode=compact] .phase-detail-navigation{min-height:46px;gap:5px;padding:4px 6px}.lesson-cockpit-view[data-workspace-mode=compact] .phase-detail-navigation button{min-height:38px;padding:4px 8px}.lesson-cockpit-view[data-workspace-mode=compact] .phase-detail-navigation small{display:none}.lesson-cockpit-view[data-workspace-mode=compact] .rich-editor.is-quick-prep-toolbar .rich-editor__header{display:grid;grid-template-columns:minmax(0,1fr);gap:5px}.lesson-cockpit-view[data-workspace-mode=compact] .rich-editor.is-quick-prep-toolbar .rich-editor__tools{display:flex;max-width:100%;flex-wrap:wrap;gap:4px;overflow:visible}.lesson-cockpit-view[data-workspace-mode=compact] .rich-editor.is-quick-prep-toolbar .rich-editor__tools>button{width:32px;min-width:32px;height:32px;min-height:32px}@media(max-width:720px){.lesson-cockpit-view[data-workspace-mode=compact] .presentation-control-bar :is(.presentation-control-bar__open,.presentation-control-bar__update)>span,.lesson-cockpit-view[data-workspace-mode=compact] .presentation-connection-status>span{display:none}.lesson-cockpit-view[data-workspace-mode=compact] .builder-header__actions .button{padding-inline:7px;font-size:0}.lesson-cockpit-view[data-workspace-mode=compact] .builder-header__actions .button svg{width:18px;height:18px}}}@layer polish{.phase-preparation-tabs{display:none}.lesson-builder--focused .lesson-builder__focused-stream{overflow-x:hidden;overflow-y:auto;scrollbar-color:rgb(93 139 156 / .65) transparent;scrollbar-width:thin}.lesson-builder--focused .lesson-block-card.is-active-editor{display:grid;height:auto;min-height:0;grid-template-rows:auto auto}.phase-preparation-stack{display:grid;gap:10px;min-width:0;padding:10px}.phase-preparation-section{--preparation-accent: #65dff2;display:grid;min-width:0;overflow:hidden;border:1px solid color-mix(in srgb,var(--preparation-accent) 42%,#2f4d5a);border-radius:14px;background:linear-gradient(115deg,color-mix(in srgb,var(--preparation-accent) 8%,transparent),transparent 42%),#04141dc7;box-shadow:inset 3px 0 color-mix(in srgb,var(--preparation-accent) 72%,transparent)}.phase-preparation-section.is-task{--preparation-accent: var(--phase-accent, #65dff2)}.phase-preparation-section.is-board{--preparation-accent: #65dff2}.phase-preparation-section.is-picture{--preparation-accent: #9b8cff}.phase-preparation-section.is-vocabulary{--preparation-accent: #eab35c}.phase-preparation-section__header{display:flex;min-width:0;min-height:44px;align-items:center;gap:8px;padding:6px 9px 6px 12px;border-bottom:1px solid color-mix(in srgb,var(--preparation-accent) 26%,transparent);background:#081b25bd}.phase-preparation-section__identity{display:inline-flex;min-width:0;align-items:center;gap:8px;color:color-mix(in srgb,var(--preparation-accent) 80%,white)}.phase-preparation-section__identity strong{color:#eaf4f6;font-size:13px;font-weight:900;letter-spacing:.08em;text-transform:uppercase}.phase-preparation-section__identity em{display:grid;min-width:22px;height:22px;place-items:center;border:1px solid color-mix(in srgb,var(--preparation-accent) 34%,transparent);border-radius:999px;background:color-mix(in srgb,var(--preparation-accent) 12%,transparent);color:color-mix(in srgb,var(--preparation-accent) 82%,white);font-size:10px;font-style:normal;font-weight:900}.phase-preparation-save-state{margin-left:auto;color:#74d99b;font-size:8px;font-weight:850;letter-spacing:.07em;text-transform:uppercase}.phase-preparation-save-state.is-saving{color:#79deef}.phase-preparation-save-state.is-error{color:#ff8d98}.phase-preparation-show,.phase-preparation-add,.phase-preparation-empty,.phase-preparation-assets button,.phase-preparation-replace button{border:1px solid color-mix(in srgb,var(--preparation-accent) 34%,#2c4a57);background:#071b25e0;color:#b9d0d8}.phase-preparation-show{display:inline-flex;min-height:30px;align-items:center;gap:5px;padding:0 8px;border-radius:8px;color:color-mix(in srgb,var(--preparation-accent) 74%,white);font-size:9px;font-weight:850}.phase-preparation-show:disabled{opacity:.3}.phase-preparation-assets{display:flex;min-width:0;gap:6px;padding:7px 9px 0;overflow-x:auto}.phase-preparation-assets>span{display:inline-flex;flex:0 0 auto;align-items:stretch;overflow:hidden;border:1px solid rgb(73 111 125 / .36);border-radius:9px}.phase-preparation-assets>span.is-active{border-color:color-mix(in srgb,var(--preparation-accent) 70%,white);box-shadow:0 0 0 1px color-mix(in srgb,var(--preparation-accent) 16%,transparent)}.phase-preparation-assets button{min-width:28px;min-height:30px;padding:0 7px;border:0;border-left:1px solid rgb(73 111 125 / .25);border-radius:0;font-size:9px;font-weight:850}.phase-preparation-assets button:first-child{min-width:72px;border-left:0}.phase-preparation-assets .is-delete{color:#e88993}.phase-preparation-assets button:disabled{opacity:.22}.phase-preparation-section__canvas{min-width:0;padding:9px}.phase-preparation-section__canvas.is-board-canvas{height:clamp(340px,43vw,470px);max-height:470px}.phase-preparation-section__canvas.is-picture-canvas{height:clamp(290px,36vw,410px);max-height:410px}.phase-preparation-section__canvas>:is(.phase-board,.board-image-panel){width:100%;height:100%;min-height:0}.phase-preparation-section__canvas .board-image-panel>header>div:first-of-type{margin-left:0}.phase-preparation-empty{display:grid;width:100%;height:100%;min-height:150px;place-items:center;align-content:center;gap:7px;padding:18px;border-style:dashed;border-radius:11px;background:color-mix(in srgb,var(--preparation-accent) 5%,rgb(3 17 24 / .76));color:color-mix(in srgb,var(--preparation-accent) 78%,white);text-align:center}.phase-preparation-empty strong{font-size:14px}.phase-preparation-empty span{color:#78909a;font-size:10px}.phase-preparation-add{display:inline-flex;width:fit-content;min-height:32px;align-items:center;gap:6px;margin:0 9px 9px;padding:0 10px;border-style:dashed;border-radius:9px;color:color-mix(in srgb,var(--preparation-accent) 72%,white);font-size:10px;font-weight:850}.phase-preparation-replace{display:flex;align-items:center;gap:8px;margin:7px 9px 0;padding:7px 9px;border:1px solid rgb(236 189 89 / .4);border-radius:9px;background:#43301173;color:#f0cf83;font-size:9px}.phase-preparation-replace>div{display:flex;flex-wrap:wrap;gap:5px}.phase-preparation-replace button{min-height:27px;padding:0 7px;border-radius:7px;font-size:8px}.phase-preparation-section.is-task .lesson-block-card__quick{border:0;background:transparent}.phase-preparation-section.is-vocabulary .phase-vocabulary-existing{display:grid;gap:6px;padding:9px 9px 0}.phase-vocabulary-existing>small{color:#9c7e50;font-size:8px;font-weight:850;letter-spacing:.08em;text-transform:uppercase}.phase-vocabulary-existing>div{display:flex;gap:6px;overflow-x:auto}.phase-vocabulary-existing>div>span{display:inline-flex;flex:0 0 auto;align-items:baseline;gap:5px;padding:5px 8px;border:1px solid rgb(203 146 60 / .22);border-radius:999px;background:#2b1f0e75;color:#e8b96e;font-size:9px}.phase-vocabulary-existing em{color:#9baab0;font-style:normal}.phase-preparation-section.is-vocabulary .phase-vocabulary-editor{display:grid;gap:7px;padding:9px}.phase-preparation-section.is-vocabulary .phase-vocabulary-editor>div{display:grid;min-width:0;grid-template-columns:28px minmax(0,.8fr) minmax(0,1.2fr) 36px;gap:6px}.phase-preparation-section.is-vocabulary .phase-vocabulary-editor>div>span{display:grid;place-items:center;color:#cc9b52;font-size:9px;font-weight:900}.phase-preparation-section.is-vocabulary :is(input,.phase-vocabulary-editor>div>button){min-width:0;min-height:38px;border:1px solid rgb(212 156 68 / .3);border-radius:9px;background:#041219cc;color:#edf3f4}.phase-preparation-section.is-vocabulary input{padding:0 10px}.phase-preparation-section.is-vocabulary .phase-vocabulary-editor>div>button{color:#ea8e98}.teacher-app[data-layout-mode=quarter] .lesson-builder--focused .lesson-builder__focused-stream{overflow:hidden}.teacher-app[data-layout-mode=quarter] .lesson-builder--focused .lesson-block-card.is-active-editor{height:100%;grid-template-rows:auto auto minmax(0,1fr)}.teacher-app[data-layout-mode=quarter] .phase-preparation-tabs{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:5px;padding:5px 8px;border-bottom:1px solid rgb(70 105 119 / .34);background:#05151dd1}.teacher-app[data-layout-mode=quarter] .phase-preparation-tabs button{display:grid;min-width:0;min-height:36px;grid-template-columns:20px minmax(0,1fr) 18px;align-items:center;gap:4px;padding:4px 6px;border:1px solid rgb(75 110 124 / .34);border-radius:9px;background:#061922e6;color:#8fa6af}.teacher-app[data-layout-mode=quarter] .phase-preparation-tabs button.is-active{border-color:var(--phase-accent, #63dff2);background:var(--phase-surface-strong, rgb(35 129 149 / .22));color:#e9f9fb;box-shadow:inset 0 -2px var(--phase-accent, #63dff2)}.teacher-app[data-layout-mode=quarter] .phase-preparation-tabs span{overflow:hidden;font-size:9px;font-weight:900;text-overflow:ellipsis;text-transform:uppercase;white-space:nowrap}.teacher-app[data-layout-mode=quarter] .phase-preparation-tabs strong{display:grid;height:18px;place-items:center;border-radius:999px;background:#ffffff12;font-size:8px}.teacher-app[data-layout-mode=quarter] .phase-preparation-stack{display:block;min-height:0;height:100%;padding:8px;overflow:hidden}.teacher-app[data-layout-mode=quarter] .phase-preparation-section{display:none;position:relative;height:100%;min-height:0}.teacher-app[data-layout-mode=quarter] .phase-preparation-section.is-current{display:grid;grid-template-rows:auto auto minmax(0,1fr) auto}.teacher-app[data-layout-mode=quarter] .phase-preparation-section.is-task.is-current{grid-template-rows:minmax(0,1fr)}.teacher-app[data-layout-mode=quarter] .phase-preparation-section.is-task>.phase-preparation-section__header{display:none}.teacher-app[data-layout-mode=quarter] .phase-preparation-section.is-task .lesson-block-card__quick{min-height:0;height:100%;grid-template-columns:minmax(0,1fr);grid-template-rows:minmax(0,1fr) auto;overflow:hidden}.teacher-app[data-layout-mode=quarter] .phase-preparation-section.is-task .lesson-block-card__task{display:grid;min-height:0;height:100%;grid-template-rows:minmax(0,1fr) auto;overflow:hidden}.teacher-app[data-layout-mode=quarter] .phase-preparation-section.is-task .phase-task-editor.is-open,.teacher-app[data-layout-mode=quarter] .phase-preparation-section.is-task .phase-task-editor.is-open>.rich-editor{min-height:0;height:100%}.teacher-app[data-layout-mode=quarter] .phase-preparation-section.is-task .phase-task-editor.is-open>.rich-editor{display:grid;grid-template-rows:auto minmax(0,1fr)}.teacher-app[data-layout-mode=quarter] .phase-preparation-section.is-task .rich-editor__toolbar{position:static;max-height:92px;overflow-y:auto}.teacher-app[data-layout-mode=quarter] .phase-preparation-section.is-task .rich-editor__surface{min-height:0;height:100%;max-height:none;overflow-y:auto;border-top:1px solid rgb(94 132 145 / .24);background:#02111894}.teacher-app[data-layout-mode=quarter] .phase-preparation-section.is-task .lesson-block-card__settings{grid-template-columns:minmax(150px,1fr) minmax(100px,.7fr) minmax(110px,.75fr);align-items:end}.teacher-app[data-layout-mode=quarter] .phase-preparation-section__canvas{height:auto;min-height:0;max-height:none;overflow:hidden;background:#010d134d}.teacher-app[data-layout-mode=quarter] .phase-preparation-section__canvas>:is(.phase-board,.board-image-panel){height:100%}.teacher-app[data-layout-mode=quarter] .phase-preparation-section.is-vocabulary .phase-vocabulary-editor{min-height:0;overflow-y:auto}.teacher-app[data-layout-mode=quarter] .phase-preparation-section__header{min-height:34px;padding-block:2px}.teacher-app[data-layout-mode=quarter] .phase-preparation-section__identity strong{font-size:11px}.teacher-app[data-layout-mode=quarter] .phase-preparation-section__canvas{padding:7px}.teacher-app[data-layout-mode=quarter] .phase-preparation-add{position:absolute;right:14px;bottom:12px;z-index:4;margin:0;min-height:29px;background:#051922f0;box-shadow:0 6px 18px #00000047}.teacher-app[data-layout-mode=quarter] .phase-preparation-section:is(.is-board,.is-picture).is-current{grid-template-rows:auto auto minmax(0,1fr)}.teacher-app[data-layout-mode=quarter] .phase-preparation-assets{padding-top:5px}.teacher-app[data-layout-mode=quarter] .phase-preparation-section.is-task .phase-task-editor__add{width:100%;min-height:26px;margin-top:4px}.teacher-app[data-layout-mode=quarter] .phase-preparation-section.is-task .social-form-picker button{width:31px;min-width:31px;height:31px;min-height:31px}.teacher-app[data-layout-mode=quarter] .phase-preparation-section.is-task :is(.lesson-block-card__timer>button,.lesson-block-card__timer>div,.lesson-block-card__publish,.lesson-block-card__live){min-height:32px}.teacher-app[data-layout-mode=quarter] .phase-preparation-section__canvas>:is(.phase-board,.board-image-panel){border:1px solid color-mix(in srgb,var(--preparation-accent) 34%,#294754);border-radius:10px;background:#021017c7}}.phase-preparation-status{display:inline-flex;align-items:center;gap:5px;margin-left:auto}.phase-preparation-status small{border:1px solid rgba(142,174,191,.22);border-radius:999px;color:#bed3dc7a;font-size:9px;font-style:normal;font-weight:800;letter-spacing:.04em;padding:4px 7px;text-transform:uppercase}.phase-preparation-status small.is-ready{color:#b9d8e3}.phase-preparation-status small.is-start{border-color:#44d3ef85;color:#69e1f5}.phase-preparation-status small.is-live{background:#45d28221;border-color:#45d2828c;color:#73e4a6}.phase-preparation-show.is-active{background:#44d3ef24;border-color:#44d3efa8;color:#77e7f8}.phase-task-presentation-status{display:flex;align-items:center;gap:8px;margin-left:auto}@layer phase-presentation{.lesson-builder-layout{position:relative}.phase-presentation-summary{margin:0 14px 14px;border:1px solid rgb(104 132 153 / .34);border-radius:14px;background:#05161f9e;overflow:hidden}.phase-presentation-summary>header{display:flex;align-items:center;min-height:30px;padding:0 12px;border-bottom:1px solid rgb(104 132 153 / .22);color:#9eb2be;font-size:10px;letter-spacing:.13em;text-transform:uppercase}.phase-presentation-summary>div{display:grid;grid-template-columns:repeat(4,minmax(0,1fr))}.phase-presentation-summary button{display:grid;grid-template-columns:24px minmax(0,1fr) auto;align-items:center;min-width:0;min-height:46px;padding:7px 10px;border:0;border-right:1px solid rgb(104 132 153 / .18);background:transparent;color:#b7c8d1;text-align:left}.phase-presentation-summary button:last-child{border-right:0}.phase-presentation-summary button:hover,.phase-presentation-summary button:focus-visible{background:#3fd2ef1a;color:#8deafb}.phase-presentation-summary button span{min-width:0;overflow:hidden;font-size:12px;font-weight:800;text-overflow:ellipsis;white-space:nowrap}.phase-presentation-summary button strong{min-width:22px;color:#f4f7f8;font-size:12px;text-align:center}.presentation-workspace{position:absolute;z-index:55;top:0;right:0;bottom:0;left:0;display:grid;place-items:center;padding:14px}.presentation-workspace__backdrop{position:absolute;top:0;right:0;bottom:0;left:0;border:0;background:#01080ec7;-webkit-backdrop-filter:blur(7px);backdrop-filter:blur(7px)}.presentation-workspace__shell{position:relative;display:grid;grid-template-rows:auto auto minmax(0,1fr) auto;width:min(1160px,96%);height:min(760px,96%);min-height:0;overflow:hidden;border:1px solid rgb(78 219 240 / .48);border-radius:20px;background:linear-gradient(145deg,#0d2430fa,#04111afc);box-shadow:0 28px 80px #0009}.presentation-workspace__header{display:grid;grid-template-columns:minmax(0,1fr) auto 40px;gap:12px;align-items:center;min-height:60px;padding:8px 12px 8px 18px;border-bottom:1px solid rgb(91 133 151 / .28)}.presentation-workspace__header>div{display:grid;gap:1px}.presentation-workspace__header small{color:#4edaf0;font-size:9px;font-weight:900;letter-spacing:.16em;text-transform:uppercase}.presentation-workspace__header strong{overflow:hidden;color:#f1f7f9;font-size:20px;text-overflow:ellipsis;white-space:nowrap}.presentation-workspace__header button,.presentation-asset-manager button,.presentation-replace-dialog button{border:1px solid rgb(105 151 170 / .36);border-radius:10px;background:#091d27db;color:#b7cbd4}.presentation-workspace__header>button{display:grid;width:38px;height:38px;place-items:center}.presentation-save-state{padding:6px 10px;border:1px solid rgb(93 209 145 / .34);border-radius:999px;color:#81dba4;font-size:10px;font-weight:850}.presentation-save-state.is-saving{color:#8deafb}.presentation-save-state.is-error{border-color:#ff76826b;color:#ff8e98}.presentation-workspace__sections{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;padding:8px 12px;border-bottom:1px solid rgb(91 133 151 / .22)}.presentation-workspace__sections button{display:flex;gap:7px;align-items:center;justify-content:center;min-height:36px;border:1px solid transparent;border-radius:10px;background:transparent;color:#91a6b1;font-weight:850}.presentation-workspace__sections button.is-active{border-color:#4edbf06b;background:#31bdda24;color:#8deafb}.presentation-workspace__body{display:grid;grid-template-columns:190px minmax(0,1fr);min-height:0;overflow:hidden}.presentation-asset-manager{min-height:0;overflow-y:auto;padding:10px;border-right:1px solid rgb(91 133 151 / .24);background:#03111985}.presentation-asset-manager__title{display:grid;grid-template-columns:minmax(0,1fr) 32px;gap:7px;align-items:center;margin-bottom:9px;color:#d4e0e5;font-size:11px}.presentation-asset-manager__title button{display:grid;width:32px;height:32px;place-items:center}.presentation-asset-row{display:grid;grid-template-columns:minmax(0,1fr) repeat(3,28px);gap:4px;margin-bottom:6px}.presentation-asset-row button{display:flex;min-width:0;min-height:30px;align-items:center;justify-content:center;padding:0}.presentation-asset-row button:first-child{gap:6px;justify-content:flex-start;padding:0 8px}.presentation-asset-row button:first-child span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.presentation-asset-row button.is-active{border-color:#43d5ed;background:#2297b22e;color:#8deafb}.presentation-asset-row button:disabled{opacity:.25}.presentation-asset-empty,.presentation-canvas-empty{display:grid;gap:8px;place-items:center;width:100%;min-height:100px;padding:16px;border-style:dashed!important}.presentation-workspace__canvas{min-width:0;min-height:0;padding:10px;overflow:hidden}.presentation-workspace__canvas>:is(.phase-board,.board-image-panel){width:100%;height:100%;min-height:0}.presentation-canvas-empty{height:100%;border:1px dashed rgb(78 219 240 / .36);border-radius:14px;background:#05192299;color:#8deafb}.presentation-workspace__footer{display:flex;gap:14px;align-items:center;justify-content:space-between;min-height:56px;padding:8px 12px 8px 18px;border-top:1px solid rgb(91 133 151 / .25);color:#8197a2;font-size:11px}.presentation-show-at-start{min-width:190px}.phase-vocabulary-workspace{grid-column:1 / -1;display:grid;grid-template-columns:minmax(240px,.72fr) minmax(0,1.28fr);gap:12px;min-height:0;padding:12px;overflow:hidden}.phase-vocabulary-workspace>section{min-height:0;overflow:auto;border:1px solid rgb(112 91 45 / .5);border-radius:14px;background:#20180c6b}.phase-vocabulary-workspace section>header{position:sticky;z-index:1;top:0;display:flex;align-items:center;justify-content:space-between;min-height:44px;padding:7px 10px;border-bottom:1px solid rgb(221 159 63 / .28);background:#19150ef5;color:#f1b65b}.phase-vocabulary-workspace header button{display:flex;gap:5px;align-items:center;min-height:30px;padding:0 9px;border:1px solid rgb(221 159 63 / .5);border-radius:9px;background:#53311173;color:#f4bd6a}.phase-vocabulary-existing,.phase-vocabulary-editor{display:grid;gap:7px;padding:10px}.phase-vocabulary-existing>span{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:8px;padding:7px 9px;border-radius:9px;background:#0612188c}.phase-vocabulary-existing em{color:#a9b5ba;font-style:normal}.phase-vocabulary-editor>div{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr) 36px;gap:6px}.phase-vocabulary-editor input{min-width:0;min-height:38px;padding:0 10px;border:1px solid rgb(221 159 63 / .32);border-radius:9px;background:#041219c7;color:#f0f4f5}.phase-vocabulary-editor>div>button{border:1px solid rgb(255 118 130 / .34);border-radius:9px;background:#3e141866;color:#ff929c}.phase-vocabulary-empty{display:grid;gap:8px;place-items:center;min-height:170px;border:1px dashed rgb(221 159 63 / .48);border-radius:11px;background:transparent;color:#f1b65b}.presentation-replace-dialog{position:absolute;z-index:60;top:50%;left:50%;width:min(440px,calc(100% - 36px));padding:14px;transform:translate(-50%,-50%);border:1px solid rgb(255 118 130 / .52);border-radius:16px;background:#081923;box-shadow:0 24px 70px #000000b3}.presentation-replace-dialog header{display:flex;align-items:center;justify-content:space-between}.presentation-replace-dialog header button{display:grid;width:34px;height:34px;place-items:center}.presentation-replace-dialog p{color:#9aadb6}.presentation-replace-dialog>div{display:grid;gap:7px}.presentation-replace-dialog>div button{min-height:40px}@media(max-width:900px),(max-height:660px){.phase-presentation-summary{margin-bottom:8px}.phase-presentation-summary>header{display:none}.phase-presentation-summary>div{grid-template-columns:repeat(4,minmax(0,1fr))}.phase-presentation-summary button{grid-template-columns:20px minmax(0,1fr) auto;min-height:38px;padding:5px 6px}.phase-presentation-summary button span,.phase-presentation-summary button strong{font-size:9px}.presentation-workspace{padding:0}.presentation-workspace__shell{width:100%;height:100%;border-radius:0}.presentation-workspace__body{grid-template-columns:138px minmax(0,1fr)}.presentation-workspace__footer>span{display:none}.phase-vocabulary-workspace{grid-template-columns:1fr;overflow:auto}.phase-vocabulary-workspace>section{overflow:visible}}}@layer polish{.lesson-cockpit-view .builder-header{grid-template-columns:clamp(158px,14vw,206px) auto minmax(0,1fr);grid-template-areas:"identity settings actions";gap:10px}.lesson-cockpit-view .builder-header__title{position:relative;min-height:52px;overflow:hidden;border:1px solid rgb(69 216 241 / .42);border-radius:13px;background:radial-gradient(circle at 50% 115%,rgb(215 173 74 / .15),transparent 47%),linear-gradient(120deg,rgb(69 216 241 / .1),transparent 58%),#05161fe0;box-shadow:inset 3px 0 #45d8f1,inset -1px 0 #d7ad4a52,0 8px 22px #0000002e}.lesson-cockpit-view .builder-header__title:after{position:absolute;right:22%;bottom:0;left:22%;height:2px;border-radius:999px 999px 0 0;background:linear-gradient(90deg,transparent,#d7ad4a,transparent);content:"";opacity:.78}.lesson-cockpit-view .builder-header__title h1{font-size:clamp(31px,2.6vw,42px);font-weight:900;letter-spacing:.035em;text-shadow:0 0 18px rgb(69 216 241 / .2),0 8px 18px rgb(0 0 0 / .28)}.lesson-cockpit-view .builder-header__title h1.is-long{font-size:clamp(22px,2vw,31px)}.lesson-cockpit-view .builder-header__title h1.is-very-long{font-size:clamp(18px,1.6vw,25px)}.lesson-cockpit-view .builder-header__actions{justify-content:flex-end;gap:7px}.lesson-cockpit-view .builder-header__actions .builder-action--live{border-color:#62d68f9e;background:linear-gradient(110deg,rgb(98 214 143 / .18),transparent 74%),#071f1feb;color:#c9f5d8;box-shadow:inset 3px 0 #62d68f}.lesson-cockpit-view .builder-header__actions .builder-action--live.is-active,.lesson-cockpit-view .builder-header__actions .builder-action--live:hover,.lesson-cockpit-view .builder-header__actions .builder-action--live:focus-visible{border-color:#7ce5a4;background:linear-gradient(110deg,rgb(98 214 143 / .28),transparent 78%),#082826f5;color:#effff4;box-shadow:inset 3px 0 #7ce5a4,0 0 18px #62d68f21}.lesson-cockpit-view .builder-header__actions .builder-action--board{border-color:#45d8f1b3;background:linear-gradient(110deg,rgb(69 216 241 / .22),transparent 76%),#071f2af5;color:#d9fbff;box-shadow:inset 3px 0 #45d8f1,0 0 16px #45d8f11a}.lesson-cockpit-view .builder-header__actions .builder-action--board:hover,.lesson-cockpit-view .builder-header__actions .builder-action--board:focus-visible{border-color:#9bf1fb;background:linear-gradient(110deg,rgb(69 216 241 / .34),transparent 78%),#082a37fa;color:#fff}.lesson-cockpit-view .builder-header__actions .builder-action--utility{border-color:#42606ca3;background:#061720b3;color:#91a8b1}.lesson-builder-layout.is-route-navigator :is(.phase-library,.lesson-route-rail,.lesson-builder--focused)>header.workspace-panel-heading{min-height:58px;padding-block:9px}.workspace-panel-heading__title>strong,.phase-library>header.workspace-panel-heading strong,.lesson-route-rail>header.workspace-panel-heading strong,.lesson-builder--focused>header.workspace-panel-heading strong{font-size:13px;letter-spacing:.13em}.lesson-route-rail>header.workspace-panel-heading{grid-template-columns:minmax(0,1fr) auto;align-items:center}.workspace-panel-heading__action{display:grid;width:32px;height:32px;place-items:center;border:1px solid rgb(255 125 134 / .38);border-radius:9px;background:#241921c2;color:#c99096;cursor:pointer}.workspace-panel-heading__action:hover,.workspace-panel-heading__action:focus-visible,.workspace-panel-heading__action.is-active{border-color:#f1c85d;background:#e5bd5e29;color:#ffe29a;box-shadow:0 0 15px #e5bd5e1f}.lesson-route-node{grid-template-columns:34px minmax(0,1fr) 30px}.lesson-route-node__delete{display:grid;width:30px;min-width:30px;height:100%;place-items:center;border:0;border-left:1px solid rgb(97 66 72 / .4);background:#36141c6b;color:#d18690;cursor:pointer;opacity:.9}.lesson-route-node__delete:hover,.lesson-route-node__delete:focus-visible{background:#73222e66;color:#ff8d98;opacity:1}.lesson-builder--focused{grid-template-rows:auto minmax(0,1fr) auto;align-content:stretch}.lesson-builder--focused:has(>.favorite-selection-bar){grid-template-rows:auto auto minmax(0,1fr) auto}.lesson-builder--focused .lesson-builder__focused-stream{min-height:0;overflow:hidden}.lesson-builder--focused .lesson-block-card.is-active-editor{display:grid;height:100%;min-height:0;grid-template-rows:auto minmax(0,1fr)}.lesson-builder--focused .lesson-block-card.is-active-editor .lesson-block-card__quick{min-height:0;grid-template-rows:minmax(0,1fr) auto}.lesson-builder--focused .lesson-block-card.is-active-editor .lesson-block-card__task{display:flex;min-height:0;flex-direction:column}.lesson-builder--focused .lesson-block-card.is-active-editor .phase-task-editor.is-open{display:flex;min-height:0;flex:1 1 auto;flex-direction:column}.lesson-builder--focused .lesson-block-card.is-active-editor .phase-task-editor.is-open>.rich-editor{display:grid;min-height:0;flex:1 1 auto;grid-template-rows:auto minmax(0,1fr)}.lesson-builder--focused .lesson-block-card.is-active-editor .rich-editor__surface{height:100%;min-height:150px;max-height:none}.lesson-builder--focused .phase-detail-navigation{position:relative;z-index:1;margin-top:0}.teacher-app[data-layout-mode=windowed] .lesson-cockpit-view .builder-header{grid-template-columns:clamp(138px,16vw,176px) auto minmax(0,1fr)}.teacher-app[data-layout-mode=quarter] .lesson-cockpit-view .builder-header{grid-template-columns:minmax(136px,176px) minmax(0,1fr);grid-template-areas:"identity actions";align-items:center}.teacher-app[data-layout-mode=quarter] .lesson-cockpit-view .builder-header__settings{display:none}.teacher-app[data-layout-mode=quarter] .lesson-cockpit-view .builder-header__title{min-height:46px}.teacher-app[data-layout-mode=quarter] .lesson-cockpit-view .builder-header__actions{grid-area:actions;justify-content:flex-start;overflow-x:auto}}@layer polish{.overview-heading{position:relative;min-height:126px;align-items:center;padding:10px 0 18px}.overview-heading__brand{display:flex!important;align-items:center!important;gap:20px!important}.overview-heading__emblem{width:clamp(78px,7vw,106px);height:clamp(78px,7vw,106px);flex:0 0 auto;object-fit:contain;filter:drop-shadow(0 14px 24px rgb(0 0 0 / .28))}.overview-heading__copy{display:grid;align-content:center;gap:8px;min-width:0}.overview-heading__product{color:#d7ad4a;font-size:11px;font-weight:900;letter-spacing:.22em;line-height:1;text-transform:uppercase}.overview-heading h1{margin:0;color:#f2f7f7;font-size:clamp(42px,5vw,72px);letter-spacing:-.055em;line-height:.96;text-wrap:balance;text-shadow:0 12px 28px rgb(0 0 0 / .24)}.teacher-brand>img{width:42px;height:42px;flex:0 0 auto;object-fit:contain;filter:drop-shadow(0 7px 12px rgb(0 0 0 / .24))}.teacher-brand>span{font-weight:750}.teacher-app[data-layout-mode=windowed] .teacher-brand>img,.teacher-app[data-layout-mode=quarter] .teacher-brand>img{width:40px;height:40px}.teacher-app[data-layout-mode=quarter] .overview-heading{min-height:0;gap:12px;padding:2px 0 12px}.teacher-app[data-layout-mode=quarter] .overview-heading__brand{gap:12px!important}.teacher-app[data-layout-mode=quarter] .overview-heading__emblem{width:58px;height:58px}.teacher-app[data-layout-mode=quarter] .overview-heading__copy{gap:5px}.teacher-app[data-layout-mode=quarter] .overview-heading h1{font-size:clamp(32px,7vw,48px)}.teacher-app[data-layout-mode=quarter] 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.lesson-builder--focused .lesson-block-card.is-active-editor .social-form-picker>div{grid-template-columns:repeat(6,minmax(0,1fr));gap:3px}.teacher-app[data-layout-mode=quarter] .lesson-builder--focused .lesson-block-card.is-active-editor .social-form-picker button{width:100%;min-width:0}.teacher-app[data-layout-mode=quarter] .lesson-builder--focused .lesson-block-card.is-active-editor :is(.lesson-block-card__publish,.lesson-block-card__live){grid-column:auto}.teacher-app[data-layout-mode=quarter] .lesson-builder--focused{position:relative}.teacher-app[data-layout-mode=quarter] .lesson-builder--focused .lesson-block-card__publish.is-show-now{position:absolute;z-index:4;right:10px;bottom:76px;width:110px}}@layer utilities{.overview-view>.section-heading>div{display:grid;align-content:center;gap:4px}.overview-view>.section-heading h1{margin-bottom:0}.overview-view .lesson-row>.lesson-row__identity,.overview-view .lesson-row.is-selection-mode>.lesson-row__identity{grid-template-columns:68px 42px;justify-content:start}.overview-view .class-dashboard-next{grid-template-columns:auto minmax(250px,1fr) 52px auto auto}.overview-view .class-dashboard-next__type{justify-content:center;padding-left:0}.overview-view .class-dashboard-next__action{grid-column:-1}.lesson-planning-meta{display:inline-flex;grid-column:2;align-items:center;justify-content:center;gap:7px;min-width:70px}.lesson-planning-meta.is-compact{min-height:52px;padding-left:18px;border-left:1px solid rgb(109 145 157 / .28)}.lesson-planning-meta__count,.lesson-prepared-toggle{display:inline-flex;align-items:center;justify-content:center;min-width:36px;height:34px;border:1px solid rgb(91 130 143 / .34);border-radius:9px;background:#081b24b8;color:#8ba5ae}.lesson-planning-meta__count{gap:5px;padding:0 8px}.lesson-planning-meta__count strong{color:#c8dde4;font-size:12px;line-height:1}.lesson-prepared-toggle{padding:0;cursor:pointer;transition:border-color .15s ease,background .15s ease,color .15s ease,transform .15s ease}.lesson-prepared-toggle:hover,.lesson-prepared-toggle:focus-visible{border-color:#45d8f19e;color:var(--cyan);transform:translateY(-1px)}.lesson-prepared-toggle:not(.is-confirmed) svg{opacity:.22}.lesson-prepared-toggle:not(.is-confirmed):hover svg,.lesson-prepared-toggle:not(.is-confirmed):focus-visible svg{opacity:.72}.lesson-prepared-toggle.is-confirmed{border-color:#66cd7e8a;background:#2366356b;color:#83dc91;box-shadow:inset 0 0 0 1px #83dc9114}.overview-view .lesson-row>.lesson-row__actions{grid-column:-1}.overview-view .lesson-row>.lesson-row__signals{grid-column:-2}.overview-view .scheduled-lesson-row{grid-template-columns:minmax(330px,1fr) minmax(170px,.7fr) auto}.overview-view .lesson-week-group__toggle{grid-template-columns:auto minmax(260px,1fr) auto}.overview-view .lesson-week-group__toggle>b{justify-self:end}.overview-view .upcoming-event-row__date{display:grid;align-content:center;gap:2px;min-width:62px;white-space:nowrap}.overview-view .upcoming-event-row__date strong,.overview-view .upcoming-event-row__date small{display:block;white-space:nowrap}.overview-view .upcoming-event-row__date strong{color:var(--event-accent);font-size:12px;line-height:1.15}.overview-view .upcoming-event-row__date small{color:color-mix(in srgb,var(--event-accent) 65%,#8298a1);font-size:9px;font-weight:750;letter-spacing:.06em}@media(max-width:1180px){.overview-view .class-dashboard-next{grid-template-columns:auto minmax(220px,1fr) 52px auto auto}.overview-view .lesson-row:not(.is-selection-mode){grid-template-columns:minmax(290px,1fr) auto minmax(120px,.5fr) auto}}@media(max-width:900px){.overview-view .class-dashboard-next{grid-template-columns:auto minmax(0,1fr) auto}.overview-view .class-dashboard-next__type,.overview-view .class-dashboard-next .lesson-planning-meta{display:none}.overview-view .lesson-row:not(.is-selection-mode),.overview-view .scheduled-lesson-row{grid-template-columns:minmax(0,1fr) auto}.overview-view .lesson-row>.lesson-planning-meta,.overview-view .lesson-row>.lesson-row__status{grid-column:2;grid-row:1;margin-right:10px}.overview-view .lesson-row>.lesson-row__signals{grid-column:1;grid-row:2}.overview-view .lesson-row>.lesson-row__actions{grid-column:2;grid-row:2}}}@layer utilities{.lesson-builder-layout.is-route-navigator{grid-template-columns:184px 224px minmax(390px,1fr) 8px var(--live-tools-width, 270px);gap:9px}.lesson-builder-layout.is-route-navigator.is-live-tools-collapsed{grid-template-columns:184px 224px minmax(0,1fr)}.lesson-route-rail{display:grid;min-width:0;min-height:0;grid-template-rows:auto minmax(0,1fr);overflow:hidden;border:1px solid rgb(54 88 102 / .72);border-radius:15px;background:linear-gradient(180deg,#0f2a35f0,#05161ffa);box-shadow:inset 0 1px #ffffff09}.lesson-route-rail>header,.lesson-builder--focused>header{display:grid;min-height:68px;align-content:center;gap:5px;padding:11px 12px;border-bottom:1px solid rgb(52 87 101 / .62)}.workspace-panel-heading{--workspace-heading-accent: #45d8f1;position:relative;overflow:hidden;background:linear-gradient(100deg,color-mix(in srgb,var(--workspace-heading-accent) 12%,transparent),transparent 65%),#071922d1;box-shadow:inset 3px 0 var(--workspace-heading-accent)}.workspace-panel-heading--route{--workspace-heading-accent: #ff7d86}.workspace-panel-heading--details{--workspace-heading-accent: #b7a3ff}.workspace-panel-heading__title{display:flex;min-width:0;align-items:center;gap:9px}.workspace-panel-heading .workspace-panel-heading__icon{display:grid;flex:0 0 auto;width:31px;height:31px;place-items:center;border:1px solid color-mix(in srgb,var(--workspace-heading-accent) 48%,#294858);border-radius:9px;background:color-mix(in srgb,var(--workspace-heading-accent) 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.workspace-panel-heading__title>strong{font-size:13px;letter-spacing:0}.lesson-route-rail>header>div,.lesson-builder--focused>header>div{display:flex;align-items:center;gap:8px}.lesson-route-rail>header span,.lesson-builder--focused>header span{color:var(--cyan);font-size:10px;font-weight:900;letter-spacing:.12em}.lesson-route-rail>header strong,.lesson-builder--focused>header strong{color:#edf9fb;font-size:13px;letter-spacing:.02em}.lesson-route-rail>header small,.lesson-builder--focused>header small{color:#849ca6;font-size:9px;line-height:1.35}.lesson-route-live-status{display:grid!important;grid-template-columns:18px minmax(0,1fr);align-items:center;gap:1px 5px!important;margin-top:4px;padding:6px 7px;border:1px solid rgb(98 214 143 / .36);border-radius:8px;background:#62d68f17}.lesson-route-live-status>svg{grid-row:1 / span 2;color:#62d68f}.lesson-route-live-status>span,.lesson-route-live-status>strong{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.lesson-route-live-status>span{color:#78aa8b!important;font-size:7px!important;font-weight:900;letter-spacing:.08em!important;text-transform:uppercase}.lesson-route-live-status>strong{color:#d9f5e3!important;font-size:10px!important}.lesson-route-rail__scroll{min-width:0;min-height:0;padding:8px;overflow:auto;scrollbar-width:thin}.lesson-route-insert{display:grid;width:100%;min-height:18px;place-items:center;padding:0 5px;overflow:hidden;border:1px solid transparent;border-radius:9px;background:transparent;color:#657f89;cursor:pointer;transition:border-color .15s ease,background .15s ease,color .15s ease}.lesson-route-insert>span{display:inline-flex;min-width:0;align-items:center;justify-content:center;gap:5px;overflow:hidden;font-size:8px;font-weight:850;text-overflow:ellipsis;white-space:nowrap}.lesson-route-insert.is-available{border-color:#45d8f180;background:#45d8f113;color:#aeeff8;cursor:pointer}.lesson-route-insert.is-anchor{border-color:#ff6770c7;background:linear-gradient(90deg,#ff677029,#ff67700f),#101c24;color:#ff9ca3;box-shadow:inset 3px 0 #ff6770,0 0 15px #ff67701a}.lesson-route-insert.is-anchor>span{font-size:9px;font-weight:900}.lesson-route-insert.is-available:hover,.lesson-route-insert.is-active,.lesson-route-insert:focus-visible{border-color:#45d8f1;background:#45d8f12e;color:#effdff;box-shadow:inset 0 0 0 1px #45d8f133,0 0 18px #45d8f11f}.lesson-route-node{display:grid;grid-template-columns:auto minmax(0,1fr);align-items:stretch;min-width:0;min-height:48px;overflow:hidden;border:1px solid color-mix(in srgb,var(--phase-accent) 34%,#294754);border-radius:10px;background:linear-gradient(100deg,var(--phase-surface-strong),transparent 72%),#081d27f5}.lesson-route-node.is-focused{border-color:var(--phase-accent);box-shadow:inset 3px 0 var(--phase-accent),0 0 0 1px color-mix(in srgb,var(--phase-accent) 20%,transparent)}.lesson-route-node.is-current-live{border-color:#62d68f;box-shadow:inset 3px 0 #62d68f}.lesson-route-node.is-current-live .lesson-route-node__body em{color:#7fe2a4;font-weight:850}.lesson-route-node__drag,.lesson-route-node__select{display:grid;width:34px;place-items:center;border:0;border-right:1px solid rgb(62 95 107 / .45);background:#04141c85;color:#78929c;cursor:grab;touch-action:none;-webkit-user-select:none;user-select:none}.lesson-route-node__drag:active{cursor:grabbing}.lesson-route-node__drag:hover{background:#45d8f11f;color:#8be7f4}.lesson-route-node__select.is-selected{background:#e5bd5e29;color:#ffe09a}.lesson-route-node__body{display:grid;min-width:0;grid-template-columns:27px minmax(0,1fr);align-items:center;gap:5px;padding:6px 7px;border:0;background:transparent;color:#dbe9ed;text-align:left}.lesson-route-node__body>small{color:var(--phase-accent);font-size:9px;font-weight:900}.lesson-route-node__body>span,.lesson-route-node__body strong,.lesson-route-node__body em{display:block;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.lesson-route-node__body strong{font-size:10px}.lesson-route-node__body em{margin-top:2px;color:#77909a;font-size:8px;font-style:normal}.lesson-builder--focused{min-width:0;grid-template-rows:auto minmax(0,1fr) auto}.lesson-builder__focused-stream{display:flex;flex-direction:column;align-content:start;align-items:stretch;gap:10px;padding:10px}.lesson-builder--focused .lesson-block-card.is-active-editor{border-color:color-mix(in srgb,var(--phase-accent) 68%,#476573);box-shadow:inset 0 1px #ffffff09,0 14px 30px #00000038}.lesson-builder--focused .lesson-block-card.is-active-editor .lesson-block-card__quick{grid-template-columns:minmax(0,1fr);gap:8px}.lesson-builder--focused .lesson-block-card.is-active-editor .lesson-block-card__settings{grid-template-columns:minmax(170px,1fr) minmax(105px,.6fr) minmax(112px,.65fr);align-items:end}.lesson-builder--focused .lesson-block-card.is-active-editor .social-form-picker{grid-column:auto}.lesson-builder--focused .lesson-block-card.is-active-editor .social-form-picker>div{grid-template-columns:repeat(6,34px);gap:5px}.lesson-builder--focused .lesson-block-card.is-active-editor .social-form-picker button{width:34px;min-width:34px;height:34px;min-height:34px}.lesson-builder--focused .lesson-block-card.is-active-editor .social-form-picker button svg{width:17px;height:17px}.lesson-builder--focused .lesson-block-card.is-active-editor .rich-editor__surface{min-height:clamp(190px,38vh,340px);max-height:420px}.lesson-builder--focused .lesson-block-card.is-active-editor{min-height:min(520px,100%)}.phase-detail-navigation{display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);align-items:center;gap:8px;padding:8px 10px 10px;border-top:1px solid rgb(52 87 101 / .62);background:linear-gradient(90deg,var(--phase-surface-strong),transparent 38%,var(--phase-surface-strong)),#05151df5}.phase-detail-navigation>button{display:grid;grid-template-columns:auto minmax(0,1fr);min-width:0;min-height:48px;align-items:center;gap:8px;padding:7px 10px;border:1px solid color-mix(in srgb,var(--phase-accent) 38%,#2b4a57);border-radius:11px;background:linear-gradient(100deg,var(--phase-surface-strong),transparent 76%),#081c25f5;color:#cae2e8;text-align:left}.phase-detail-navigation>button:last-child{grid-template-columns:minmax(0,1fr) auto;text-align:right}.phase-detail-navigation>button:not(:disabled):hover,.phase-detail-navigation>button:not(:disabled):focus-visible{border-color:var(--phase-accent);color:#f4fdff;box-shadow:inset 0 0 0 1px var(--phase-surface-strong)}.phase-detail-navigation>button:disabled{opacity:.34}.phase-detail-navigation>button span,.phase-detail-navigation>button small,.phase-detail-navigation>button strong{display:block;min-width:0}.phase-detail-navigation>button small{color:#76909a;font-size:8px;font-weight:850;letter-spacing:.08em;text-transform:uppercase}.phase-detail-navigation>button strong{margin-top:2px;overflow:hidden;color:#e0f0f3;font-size:10px;text-overflow:ellipsis;white-space:nowrap}.phase-detail-navigation>button svg{color:var(--phase-accent)}.phase-detail-navigation__position{display:inline-flex;align-items:center;gap:4px;color:#dceef2;font-size:11px;font-weight:900;white-space:nowrap}.phase-detail-navigation__position i{color:#59727c;font-style:normal}.lesson-builder-layout.is-route-navigator .phase-library__scroll{padding:7px}.lesson-builder-layout.is-route-navigator .phase-library__favorites article{position:relative;grid-template-columns:minmax(0,1fr);align-items:stretch}.lesson-builder-layout.is-route-navigator .phase-library__favorites article>button{min-height:36px;padding:5px 6px}.lesson-builder-layout.is-route-navigator .phase-library__favorites article>button strong{font-size:9px}.lesson-builder-layout.is-route-navigator .phase-library__favorites article>button small{display:none}.lesson-builder-layout.is-route-navigator .phase-library__favorite-actions{position:absolute;z-index:2;top:0;right:0;bottom:0;width:46px;grid-template-columns:repeat(2,23px);border-top:0;border-left:1px solid #203b47;background:#071922f7;opacity:0;pointer-events:none;transition:opacity .14s ease}.lesson-builder-layout.is-route-navigator .phase-library__favorites article:hover .phase-library__favorite-actions,.lesson-builder-layout.is-route-navigator .phase-library__favorites article:focus-within .phase-library__favorite-actions{opacity:1;pointer-events:auto}.lesson-builder-layout.is-route-navigator .phase-library__favorite-actions button{min-height:22px}.lesson-builder-layout.is-route-navigator .phase-library__group button{min-height:27px;padding:4px 6px;font-size:8px}.teacher-app[data-layout-mode=windowed] .cockpit-responsive-tabs{display:none}.teacher-app[data-layout-mode=windowed] .lesson-builder-layout.is-route-navigator,.teacher-app[data-layout-mode=windowed] .lesson-builder-layout.is-route-navigator.is-live-tools-collapsed,.teacher-app[data-layout-mode=windowed] .lesson-builder-layout.is-route-navigator:not(.is-live-tools-collapsed){grid-template-columns:clamp(132px,15vw,158px) clamp(182px,21vw,210px) minmax(0,1fr)}.teacher-app[data-layout-mode=windowed] .phase-library>header.workspace-panel-heading{padding-inline:8px}.teacher-app[data-layout-mode=windowed] .phase-library .workspace-panel-heading__title{gap:6px}.teacher-app[data-layout-mode=windowed] .phase-library .workspace-panel-heading__icon{width:27px;height:29px}.teacher-app[data-layout-mode=windowed] .phase-library .workspace-panel-heading__title>strong{font-size:12px;letter-spacing:0}.teacher-app[data-layout-mode=windowed] .lesson-builder-layout.is-route-navigator .live-tools-shell.is-open{display:block}.teacher-app[data-layout-mode=windowed] .lesson-builder--focused .lesson-block-card.is-active-editor .lesson-block-card__settings{grid-template-columns:minmax(160px,1fr) minmax(100px,.62fr)}.teacher-app[data-layout-mode=windowed] .lesson-builder--focused .lesson-block-card.is-active-editor :is(.lesson-block-card__publish,.lesson-block-card__live){grid-column:1 / -1}.teacher-app[data-layout-mode=windowed] .lesson-builder--focused .lesson-block-card.is-active-editor .rich-editor__surface{min-height:clamp(150px,34vh,270px)}.teacher-app[data-layout-mode=quarter] .lesson-builder--focused .lesson-block-card.is-active-editor .lesson-block-card__settings{grid-template-columns:minmax(145px,1fr) minmax(96px,.6fr)}.teacher-app[data-layout-mode=quarter] .lesson-builder--focused .lesson-block-card.is-active-editor :is(.lesson-block-card__publish,.lesson-block-card__live){grid-column:1 / -1}}@layer utilities{.teacher-app[data-layout-mode=windowed] .teacher-content:has(.lesson-cockpit-view){height:100dvh;padding:12px clamp(10px,1.6vw,20px);overflow:hidden}.teacher-app[data-layout-mode=windowed] .teacher-view-stage:has(.lesson-cockpit-view),.teacher-app[data-layout-mode=windowed] .lesson-cockpit-view{width:100%;min-width:0;height:100%;min-height:0}.teacher-app[data-layout-mode=windowed] .lesson-cockpit-view{display:grid;grid-template-rows:auto minmax(0,1fr);gap:8px}.teacher-app[data-layout-mode=windowed] .cockpit-responsive-tabs{display:none}.teacher-app[data-layout-mode=windowed] .lesson-builder-layout,.teacher-app[data-layout-mode=windowed] .lesson-builder-layout.is-live-tools-collapsed,.teacher-app[data-layout-mode=windowed] .lesson-builder-layout:not(.is-live-tools-collapsed){position:relative;display:grid;min-width:0;min-height:0;grid-template-columns:clamp(156px,18vw,190px) minmax(0,1fr)}.teacher-app[data-layout-mode=windowed] .live-tools-resizer,.teacher-app[data-layout-mode=windowed] .live-tools-mobile-toggle{display:none}.teacher-app[data-layout-mode=windowed] .live-tools-shell{position:absolute;top:12px;right:12px;bottom:12px;z-index:var(--ld-z-drawer);display:none;width:min(360px,calc(100% - 24px));max-height:none;overflow:auto;border:1px solid rgb(69 216 241 / .38);border-radius:16px;background:#04111afa;box-shadow:0 26px 70px #00000094}.teacher-app[data-layout-mode=windowed] .live-tools-shell.is-open{display:block}.teacher-app[data-layout-mode=windowed] .live-tools-shell .lesson-live-tools{display:grid}.teacher-app[data-layout-mode=quarter] .live-tools-mobile-toggle{display:none}.lesson-builder .lesson-block-card{container-type:inline-size}.lesson-builder .lesson-block-card>header{grid-template-columns:24px 30px minmax(160px,1fr) auto;gap:6px;padding:7px 9px}.lesson-builder .lesson-block-card[data-selectable=true]>header{grid-template-columns:30px 24px 30px minmax(140px,1fr) auto}.lesson-builder .lesson-block-card__title{width:100%;min-width:0;font-size:15px;line-height:1.25}.lesson-builder .lesson-block-card__header-actions{min-width:0;gap:4px}.lesson-builder :is(.lesson-block-card__favorite,.lesson-block-card__expand,.lesson-block-card__move button){width:32px;min-width:32px;height:32px;min-height:32px;border-radius:8px}.lesson-builder .lesson-block-card__move{gap:3px;margin-left:2px}.lesson-builder .lesson-block-card__quick{grid-template-columns:minmax(0,1fr) clamp(150px,24cqi,220px);align-items:stretch;gap:10px;padding:9px}.lesson-builder .lesson-block-card__task{min-width:0}.lesson-builder .lesson-block-card__task .rich-editor__toolbar{flex-wrap:wrap;row-gap:4px;overflow-x:visible}.lesson-builder .lesson-block-card__task .rich-editor__surface{min-height:104px;max-height:160px;padding:10px 11px;overflow:auto;font-size:13.5px;line-height:1.45}.lesson-builder .lesson-block-card__settings{display:grid;min-width:0;grid-template-columns:minmax(0,1fr);align-content:start;align-items:stretch;gap:8px}.lesson-builder .social-form-picker{grid-column:1}.lesson-builder .social-form-picker>div{grid-template-columns:repeat(3,36px);justify-content:start;gap:5px}.lesson-builder .social-form-picker button{width:36px;min-width:36px;height:36px;min-height:36px;border-radius:8px}.lesson-builder .social-form-picker button svg{width:18px;height:18px}.lesson-builder .lesson-block-card__timer{min-width:0}.lesson-builder .lesson-block-card__timer>button,.lesson-builder .lesson-block-card__timer>div,.lesson-builder :is(.lesson-block-card__publish,.lesson-block-card__live){width:100%;min-height:38px;justify-content:center;font-size:12px}.lesson-builder .lesson-block-card__timer input{min-width:0;font-size:14px}@container (max-width: 720px){.lesson-builder .lesson-block-card>header,.lesson-builder .lesson-block-card[data-selectable=true]>header{grid-template-columns:auto 24px 30px minmax(0,1fr)}.lesson-builder .lesson-block-card:not([data-selectable=true])>header{grid-template-columns:24px 30px minmax(0,1fr)}.lesson-builder .lesson-block-card__header-actions{grid-column:1 / -1;justify-content:flex-end;padding-top:3px;border-top:1px solid rgb(67 101 114 / .24)}}@container (max-width: 470px){.lesson-builder .lesson-block-card__quick{grid-template-columns:minmax(0,1fr)}.lesson-builder .lesson-block-card__settings{grid-template-columns:minmax(130px,.7fr) minmax(150px,1fr);align-items:end}.lesson-builder .social-form-picker{grid-row:1 / span 2}}}@layer features{.presentation-control-bar{display:grid;grid-template-columns:auto minmax(160px,1fr) auto auto auto;align-items:center;gap:10px;min-height:48px;padding:6px 10px;border:1px solid rgb(63 180 203 / .34);border-radius:14px;background:#031620d6}.presentation-control-bar button,.presentation-connection-status{min-height:34px;border:1px solid rgb(104 185 204 / .28);border-radius:10px;color:#dff7fb;background:#08212ddb}.presentation-control-bar button{display:inline-flex;align-items:center;justify-content:center;gap:7px;padding:0 12px;font:inherit;font-weight:800;cursor:pointer}.presentation-control-bar__open,.presentation-control-bar__update{border-color:#42d7f099!important}.presentation-control-bar__update{color:#03131b!important;background:#46d2eb!important}.presentation-connection-status{display:inline-flex;align-items:center;gap:7px;padding:0 11px;color:#91aab3;font-size:12px;font-weight:800}.presentation-connection-status.is-up-to-date{color:#7ce5aa;border-color:#4dd0876b}.presentation-connection-status.is-quiet{width:34px;min-width:34px;padding:0;justify-content:center;border-color:transparent;background:transparent;opacity:.64}.presentation-connection-status.is-unpublished,.presentation-connection-status.is-updating{color:#f3cd71;border-color:#f3cd716b}.presentation-connection-status.is-disconnected{color:#ff969c;border-color:#ff69736b}.presentation-mode-switch{display:inline-grid;grid-template-columns:repeat(2,auto);gap:4px;padding:3px;border:1px solid rgb(104 185 204 / .24);border-radius:11px}.presentation-mode-switch button{min-height:28px;padding-inline:9px;border:0;background:transparent;font-size:11px}.presentation-mode-switch button[aria-pressed=true]{color:#03131b;background:#89e6f5}.teacher-app[data-layout-mode=quarter] .presentation-control-bar{grid-template-columns:38px minmax(190px,1fr) 38px 38px 38px;gap:6px;min-height:46px;padding:4px 6px}.teacher-app[data-layout-mode=quarter] .presentation-connection-status{justify-content:center;padding:0}.teacher-app[data-layout-mode=quarter] :is(.presentation-control-bar__open,.presentation-control-bar__update,.presentation-connection-status)>span{display:none}.teacher-app[data-layout-mode=quarter] :is(.presentation-control-bar__open,.presentation-control-bar__update){width:38px;min-width:38px;padding:0}.teacher-app[data-layout-mode=quarter] .presentation-mode-switch{width:100%}.teacher-app[data-layout-mode=quarter] .presentation-mode-switch button{padding-inline:5px}.student-window-status,.student-window-blank{position:fixed;top:0;right:0;bottom:0;left:0;display:grid;place-content:center;justify-items:center;gap:18px;color:#dff8ff;background:radial-gradient(circle at 50% 45%,rgb(30 89 99 / .3),transparent 42%),#020a12}.student-presentation-window{position:fixed;top:0;right:0;bottom:0;left:0;overflow:hidden;background:#020a12}.student-window-status strong{font-size:22px}.student-window-blank img{width:86px;opacity:.28}.quick-prep-picker-tabs{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:4px;padding:4px;border:1px solid rgb(89 128 143 / .42);border-radius:12px;background:#04121be0}.quick-prep-picker-tabs button{min-width:0;min-height:38px;padding:6px 8px;border:1px solid transparent;border-radius:8px;color:#8ca5af;background:transparent;font-size:.72rem;font-weight:850}.quick-prep-picker-tabs button[aria-selected=true]{border-color:#45d8f18c;background:#45d8f11f;color:#eafcff}.quick-prep-picker-group.is-sequences{border-color:#8f7cff61;background:linear-gradient(145deg,rgb(143 124 255 / .09),transparent 52%),#071b25}.quick-prep-picker-group.is-sequences button{border-color:#8f7cff52}.wysiwyg-surface.is-fixed-board .wysiwyg-surface__viewport{position:relative}.wysiwyg-surface.is-fixed-board .wysiwyg-surface__actions>.is-active,.board-secondary-controls>.is-active{border-color:#ff5268;background:#ff526829;color:#ff8494;box-shadow:0 0 0 2px #ff526814}.board-cover-layer{position:absolute;z-index:8;top:0;right:0;bottom:0;left:0;overflow:hidden;pointer-events:none}.board-cover-layer.is-active{pointer-events:auto}.board-cover{position:absolute;min-width:8%;min-height:6%;overflow:visible;border:1px solid color-mix(in srgb,var(--phase-accent, #45d8f1) 64%,#8fb2bf);border-radius:clamp(7px,1.2cqi,14px);background:linear-gradient(145deg,color-mix(in srgb,var(--phase-accent, #45d8f1) 9%,#06121b),#030a11 66%);box-shadow:0 16px 42px #00000070,inset 0 0 0 1px #ffffff09;touch-action:none}.board-cover-layer.is-active .board-cover{cursor:move;box-shadow:0 18px 48px #00000085,0 0 0 2px color-mix(in srgb,var(--phase-accent, #45d8f1) 22%,transparent)}.board-cover__delete,.board-cover__resize{position:absolute;z-index:2;display:grid;place-items:center;width:32px;height:32px;border:1px solid rgb(137 176 190 / .46);border-radius:9px;background:#040f17f5;color:#d8ebf1}.board-cover__delete{top:6px;right:6px}.board-cover__resize--corner{right:-7px;bottom:-7px;cursor:nwse-resize}.board-cover__resize--corner>span{width:10px;height:10px;border-right:2px solid currentColor;border-bottom:2px solid currentColor}.board-cover__resize--top{top:-7px;left:50%;width:42px;height:24px;border-radius:8px;cursor:ns-resize;transform:translate(-50%)}.board-cover__resize--top>span{width:16px;border-top:3px solid currentColor}.board-action-dialog__backdrop{position:fixed;z-index:150;display:grid;place-items:center;padding:18px;top:0;right:0;bottom:0;left:0;background:#01070cad;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.board-action-dialog{display:grid;width:min(390px,calc(100vw - 36px));max-height:min(620px,calc(100vh - 36px));gap:12px;padding:14px;overflow:auto;border:1px solid rgb(87 151 171 / .56);border-radius:18px;background:#061923;color:#e8f6f9;box-shadow:0 28px 90px #00000094}.board-action-dialog>header{display:flex;align-items:center;justify-content:space-between;gap:12px}.board-action-dialog>header>div,.board-action-dialog__duplicate>span{display:grid;min-width:0}.board-action-dialog small{color:#7f9aa5}.board-action-dialog button{min-height:44px;border:1px solid rgb(77 126 142 / .48);border-radius:11px;background:#0a2531;color:inherit}.board-action-dialog>header>button{width:44px}.board-action-dialog__duplicate{display:flex;align-items:center;gap:11px;padding:10px 12px;text-align:left}.board-action-dialog__targets{display:grid;gap:6px}.board-action-dialog__targets>span{color:#8ba5ae;font-size:.7rem;font-weight:900;letter-spacing:.08em;text-transform:uppercase}.board-action-dialog__targets button{display:grid;grid-template-columns:34px minmax(0,1fr);align-items:center;gap:8px;padding:7px 10px;text-align:left}.board-action-dialog__targets button>span{color:#45d8f1;font-variant-numeric:tabular-nums}.student-display .board-stage[data-laser-active=true]{cursor:none}.classroom-laser-pointer{position:absolute;z-index:90;width:18px;height:18px;transform:translate(-50%,-50%);border:2px solid rgb(255 232 236 / .95);border-radius:999px;background:#ff304f;box-shadow:0 0 0 6px #ff304f29,0 0 22px 7px #ff304fa6;pointer-events:none}@media(prefers-reduced-motion:reduce){.classroom-laser-pointer{box-shadow:0 0 0 5px #ff304f33}}}@layer features{.student-display .board-backdrop-layer{background-color:#020a12;background-size:cover;transform-origin:50% 50%;will-change:opacity,filter,transform,clip-path}.student-display .board-stage{transform-origin:50% 50%;will-change:opacity,filter,transform,clip-path}.student-display[data-phase-transition=expressive] .board-backdrop-layer:before{position:absolute;z-index:2;content:"";pointer-events:none;top:0;right:0;bottom:0;left:0;opacity:0;background:linear-gradient(105deg,transparent 28%,color-mix(in srgb,var(--backdrop-phase-accent, #55d3ee) 13%,transparent) 48%,transparent 68%);animation:phase-expressive-sweep .42s cubic-bezier(.22,1,.36,1) both}@keyframes phase-expressive-sweep{0%{opacity:0;translate:-32% 0}18%{opacity:.18}48%{opacity:.28}76%{opacity:.22}to{opacity:0;translate:32% 0}}.student-display .board-backdrop-layer:after{opacity:.68}.student-display .board-panel:not(.board-break),.student-display .board-workspace-empty{background:#030f1875;-webkit-backdrop-filter:blur(1px);backdrop-filter:blur(1px)}.student-display .board-task__phase{background:linear-gradient(145deg,color-mix(in srgb,var(--phase-accent) 7%,transparent),#030f182e 52%,#020a1214)!important;-webkit-backdrop-filter:blur(.8px);backdrop-filter:blur(.8px)}.student-display .board-task__content{background:linear-gradient(90deg,rgb(2 10 18 / .18),rgb(2 10 18 / .06) 36%,transparent 72%)}.student-display .board-task__instruction,.student-display .board-task-list>li,.student-display .board-test-feedback-shell,.student-display .phase-board .wysiwyg-surface__canvas{text-shadow:0 2px 18px rgb(0 0 0 / .58)}.settings-phase-transitions{display:grid;gap:14px}.settings-phase-transitions__grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.settings-phase-transitions__grid>button{position:relative;display:grid;min-width:0;grid-template-columns:minmax(0,1fr) auto;gap:9px;padding:9px;overflow:hidden;border:1px solid #294858;border-radius:13px;background:#071722;color:#dcebf0;text-align:left;cursor:pointer}.settings-phase-transitions__grid>button.is-selected{border-color:var(--cyan);box-shadow:0 0 0 2px #45d8f12e}.settings-phase-transitions__preview{position:relative;grid-column:1 / -1;display:block;height:72px;overflow:hidden;border-radius:9px;background:#03101a}.settings-phase-transitions__preview>i{position:absolute;display:block;top:0;right:0;bottom:0;left:0;background-position:center;background-size:cover}.settings-phase-transitions__preview>b{position:absolute;display:block;pointer-events:none;top:0;right:0;bottom:0;left:0}[data-transition-preview=subtle] .settings-phase-transitions__preview>i:nth-child(2){animation:settings-subtle 5s cubic-bezier(.5,0,.5,1) infinite}[data-transition-preview=expressive] .settings-phase-transitions__preview>i:nth-child(2){clip-path:inset(0 0 0 0);animation:settings-focus-reveal 7.2s cubic-bezier(.5,0,.5,1) infinite}[data-transition-preview=expressive] .settings-phase-transitions__preview>b{background:linear-gradient(105deg,transparent 34%,rgb(101 224 242 / .2) 50%,transparent 66%);animation:settings-focus-line 7.2s cubic-bezier(.5,0,.5,1) infinite}[data-transition-preview=off] .settings-phase-transitions__preview>i:nth-child(2){opacity:1}.settings-phase-transitions__copy{display:grid;min-width:0;gap:3px}.settings-phase-transitions__copy strong{color:#eef9fc}.settings-phase-transitions__copy small{color:var(--muted);line-height:1.35}.settings-phase-transitions__grid>button>em{align-self:start;color:#78909b;font-size:.72rem;font-style:normal;white-space:nowrap}.settings-phase-transitions__grid>button>svg{position:absolute;top:16px;right:16px;color:var(--cyan);filter:drop-shadow(0 0 10px rgb(69 216 241 / .4))}@keyframes settings-subtle{0%,18%{opacity:0}48%,72%{opacity:1}to{opacity:0}}@keyframes settings-focus-reveal{0%,16%{clip-path:inset(0 100% 0 0)}54%,76%{clip-path:inset(0 0 0 0)}to{clip-path:inset(0 0 0 100%)}}@keyframes settings-focus-line{0%,16%{opacity:0;translate:-70% 0}30%{opacity:.35}52%{opacity:.72}68%{opacity:0;translate:70% 0}to{opacity:0}}@media(max-width:900px){.settings-phase-transitions__grid{grid-template-columns:1fr}}@media(prefers-reduced-motion:reduce){.settings-phase-transitions__preview>*,.student-display[data-phase-transition=expressive] .board-backdrop-layer:before{animation:none!important}}}@layer utilities{.student-display.classroom-projection-canvas{isolation:isolate;background:#020a12!important}.student-display .board-backdrop-stack{position:absolute;z-index:-1;overflow:hidden;pointer-events:none;top:0;right:0;bottom:0;left:0;background:#020a12}.student-display .board-backdrop-layer{position:absolute;top:0;right:0;bottom:0;left:0;background-color:#020a12;background-position:center;background-repeat:no-repeat;background-size:contain}.student-display .board-backdrop-layer:after{position:absolute;content:"";pointer-events:none;top:0;right:0;bottom:0;left:0;background:linear-gradient(90deg,color-mix(in srgb,var(--backdrop-phase-accent, #55d3ee) 9%,transparent),transparent 26% 74%,color-mix(in srgb,var(--backdrop-phase-accent, #55d3ee) 6%,transparent))}.board-test-feedback-shell{position:relative;display:grid;min-width:0;min-height:0;grid-template-rows:minmax(0,1fr);gap:0}.board-test-feedback-shell>.board-test-feedback-shell__edit{position:absolute;z-index:5;top:12px;right:12px}.test-feedback-board{display:grid;width:100%;min-width:0;min-height:0;grid-template-rows:auto minmax(0,1fr);align-content:stretch;gap:clamp(16px,2.3vh,28px);padding:clamp(20px,2.2vw,40px) clamp(24px,4vw,72px) clamp(18px,2.4vw,38px)}.test-feedback-board>header{display:flex;width:100%;max-width:none;min-width:0;align-items:end;justify-content:space-between;gap:24px;margin:0;padding-right:58px}.test-feedback-board>header div{display:grid;gap:2px}.test-feedback-board>header strong{color:var(--phase-accent);font-size:clamp(62px,6.2vw,104px);line-height:.9;text-shadow:0 10px 40px color-mix(in srgb,var(--phase-accent) 18%,transparent)}.test-feedback-board>header small{padding-bottom:8px;color:#9eb4bd;font-size:clamp(16px,1.25vw,21px);font-weight:700}.test-feedback-board__content{display:grid!important;width:100%;min-width:0;min-height:0;align-items:stretch;justify-items:stretch}.test-feedback-board .result-distribution,.test-feedback-board .result-distribution--dense{display:grid;width:100%!important;max-width:none;min-width:0;min-height:0;grid-template-columns:minmax(0,1fr)!important;grid-template-rows:minmax(0,1fr) auto;gap:12px}.test-feedback-board .result-distribution__columns{width:100%;min-width:0;min-height:0;margin:0}.test-feedback-board .result-distribution[data-column-count="2"] .result-distribution__columns{grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(22px,2.8vw,52px)}.test-feedback-board .result-distribution__column{display:grid;min-width:0;min-height:0;align-content:center;gap:clamp(6px,.75vh,10px);padding:clamp(10px,1vw,16px);border:1px solid rgb(130 169 181 / .16);border-radius:20px;background:linear-gradient(145deg,#0f2732b3,#03111a61),#020d1547;box-shadow:inset 0 1px #ffffff06,0 22px 54px #0000001f}.test-feedback-board .result-distribution article{display:grid;width:100%;min-width:0;grid-template-columns:clamp(48px,4vw,64px) minmax(0,1fr) clamp(44px,3.5vw,58px)!important;align-items:center;gap:clamp(10px,1.1vw,18px);padding:5px 9px;border:1px solid color-mix(in srgb,var(--result-tone) 16%,transparent);border-radius:13px;background:linear-gradient(90deg,color-mix(in srgb,var(--result-tone) 10%,transparent),#05161f66 42%,#0310182e)}.test-feedback-board .result-distribution article:before{content:none}.test-feedback-board .result-distribution article>strong{display:grid;width:clamp(42px,3.5vw,54px);height:clamp(42px,3.5vw,54px);place-items:center;overflow:visible;border:1px solid color-mix(in srgb,var(--result-tone) 48%,transparent);border-radius:12px;background:color-mix(in srgb,var(--result-tone) 15%,rgb(4 18 27));color:#f7fbfc;font-size:clamp(1.35rem,1.6vw,1.75rem);font-weight:900;line-height:1;text-overflow:clip;box-shadow:inset 0 1px color-mix(in srgb,var(--result-tone) 18%,transparent)}.test-feedback-board .result-distribution article>div{height:clamp(17px,1.4vw,22px);overflow:hidden;border:1px solid rgb(134 168 179 / .08);border-radius:999px;background:#62899729}.test-feedback-board .result-distribution article i{background:linear-gradient(90deg,color-mix(in srgb,var(--result-tone) 72%,white),var(--result-tone));box-shadow:0 0 20px color-mix(in srgb,var(--result-tone) 18%,transparent)}.test-feedback-board .result-distribution article>span{color:color-mix(in srgb,var(--result-tone) 72%,white);font-size:clamp(1.25rem,1.5vw,1.65rem);font-weight:900;text-align:center}.test-feedback-board .result-distribution[data-layout-kind=upper-points] article{min-height:clamp(45px,5.1vh,58px)}.test-feedback-board .result-distribution[data-layout-kind=secondary-grades] .result-distribution__columns{width:100%;max-width:none}.test-feedback-board .result-distribution[data-layout-kind=secondary-grades] .result-distribution__column{gap:clamp(9px,1.1vh,14px);padding:clamp(14px,1.5vw,22px)}.test-feedback-board .result-distribution[data-layout-kind=secondary-grades] article{min-height:clamp(60px,7.4vh,82px);grid-template-columns:clamp(58px,5vw,76px) minmax(0,1fr) clamp(52px,4vw,68px)!important;padding-inline:clamp(10px,1.2vw,18px)}.test-feedback-board .result-distribution[data-layout-kind=secondary-grades] article>strong{width:clamp(50px,4vw,62px);height:clamp(50px,4vw,62px);font-size:clamp(1.65rem,2vw,2.15rem)}.test-feedback-board .result-distribution>footer{width:100%;margin:0;padding:10px 14px 0;border-top:1px solid rgb(128 163 175 / .22);font-size:clamp(1.15rem,1.35vw,1.45rem)}.test-feedback-board .result-distribution>footer strong{color:var(--phase-accent);font-size:1.15em}.result-distribution--editor{grid-template-columns:minmax(0,1fr)!important}.result-distribution--editor .result-distribution__columns{width:100%;min-width:0}.result-distribution--editor[data-column-count="2"] .result-distribution__columns{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.result-distribution--editor .result-distribution__column{padding:8px;border:1px solid rgb(130 169 181 / .16);border-radius:16px;background:#03111957}.result-distribution--editor article{border-color:color-mix(in srgb,var(--result-tone) 18%,transparent);background:color-mix(in srgb,var(--result-tone) 6%,rgb(5 23 33 / .46))}.result-distribution--editor article>strong{color:var(--result-tone)}@media(min-width:1740px){.test-feedback-board{padding-inline:clamp(54px,5vw,96px)}.test-feedback-board .result-distribution[data-column-count="2"] .result-distribution__columns{gap:clamp(36px,4vw,72px)}}}@layer features{.student-display .board-header-timer{position:relative;flex:0 0 auto;min-width:44px}.student-display .board-header-timer__trigger{width:auto!important;min-width:44px!important;gap:.42rem;padding-inline:.65rem!important;border-color:transparent!important;background:transparent!important;color:var(--timer-accent, var(--board-phase-accent, #45d8f1))!important;box-shadow:none!important}.student-display .board-header-timer__trigger:hover,.student-display .board-header-timer.is-open .board-header-timer__trigger{background:#091f2bb8!important}.student-display .board-header-timer__trigger strong{font-size:clamp(1.05rem,1.35vw,1.45rem);font-variant-numeric:tabular-nums;font-weight:900;letter-spacing:.025em;white-space:nowrap}.student-display .board-header-timer.is-read-only{grid-column:2;justify-self:center}.student-display .board-header-timer.is-read-only .board-header-timer__trigger{display:inline-flex;min-height:42px;align-items:center;justify-content:center}.student-display .board-header-timer.is-ending{--timer-accent: #ff5e65 !important}.student-display .board-header-timer__popover{position:absolute;z-index:calc(var(--ld-z-header) + 8);top:calc(100% + .55rem);left:0;display:grid;width:min(280px,72vw);gap:.7rem;padding:.8rem;border:1px solid color-mix(in srgb,var(--timer-accent) 50%,#315363);border-radius:16px;background:#03121cfa;box-shadow:0 18px 48px #00000080}.student-display .board-header-timer__popover>header{display:grid;grid-template-columns:minmax(0,1fr) auto auto;align-items:center;gap:.55rem}.student-display .board-header-timer__popover>header span{color:#8aa5af;font-size:.65rem;font-weight:850;letter-spacing:.12em;text-transform:uppercase}.student-display .board-header-timer__popover>header strong{color:var(--timer-accent);font-size:1.7rem;font-variant-numeric:tabular-nums;font-weight:900}.student-display .board-header-timer__popover button{width:42px!important;min-width:42px!important;height:42px;padding:0!important}.student-display .board-header-timer__adjust{display:grid;grid-template-columns:42px minmax(0,1fr) 42px;align-items:center;gap:.45rem}.student-display .board-header-timer__adjust label{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;height:42px;padding-inline:.55rem;border:1px solid #315363;border-radius:10px;background:#071b27}.student-display .board-header-timer__adjust input{min-width:0;width:100%;height:38px;padding:0;border:0;background:transparent;color:#f1fafc;font-size:1.05rem;font-weight:850;text-align:center}.student-display .board-header-timer__adjust span{color:#8aa5af;font-size:.7rem}.student-display .board-header-timer__popover>footer{display:flex;justify-content:center;gap:.45rem}.student-display .board-task__timer-slot,.student-display .board-header__timer-dock{display:none!important}.board-inline-exam-setup{align-self:center;justify-self:center;display:grid;grid-template-columns:auto minmax(230px,1.7fr) minmax(150px,.7fr) auto;align-items:end;width:min(900px,calc(100% - 3rem));gap:clamp(.7rem,1.3vw,1rem);padding:clamp(1rem,2vw,1.5rem);border:1px solid color-mix(in srgb,var(--board-phase-accent) 55%,#334c58);border-radius:20px;background:#03111bd6;box-shadow:0 20px 55px #0000003d}.board-inline-exam-setup>svg{align-self:center;color:var(--board-phase-accent)}.board-inline-exam-setup label{display:grid;min-width:0;gap:.42rem}.board-inline-exam-setup label>span{color:#a8bbc3;font-size:.68rem;font-weight:850;letter-spacing:.11em;text-transform:uppercase}.board-inline-exam-setup label>div{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:.45rem}.board-inline-exam-setup input{min-width:0;width:100%;height:48px;padding-inline:.8rem;border:1px solid #315363;border-radius:11px;background:#071b27;color:#f1fafc;font:inherit;font-weight:750}.board-inline-exam-setup button{min-height:48px;white-space:nowrap}.test-feedback-editor{width:100%;min-width:0}.test-feedback-editor>header{grid-template-columns:minmax(220px,1.45fr) minmax(170px,.8fr) minmax(190px,.85fr) minmax(100px,.4fr)!important;align-items:end;gap:.8rem}.test-feedback-editor>header label{min-width:0}.test-feedback-editor>header input,.test-feedback-editor>header select{min-width:0;width:100%;height:46px}.test-feedback-editor>header small{color:#82a4af;font-size:.68rem}.test-feedback-editor__grades{width:100%;min-width:0}.result-distribution--editor{grid-template-columns:repeat(2,minmax(0,1fr));gap:.7rem 1.5rem}.result-distribution--editor footer{grid-column:1 / -1}.result-distribution--editor article{grid-template-columns:minmax(2.6rem,.35fr) minmax(120px,2.5fr) 64px}.result-distribution--editor article>div{height:16px}.result-distribution--editor input{height:46px;font-size:1rem;font-weight:800;text-align:center}.test-feedback-board{position:relative;min-width:0;width:100%}.test-feedback-board__content{display:block!important;width:100%;min-width:0}.test-feedback-board .result-distribution{width:min(100%,980px)}.test-feedback-board .result-distribution article{grid-template-columns:minmax(3rem,.35fr) minmax(170px,3fr) 54px;font-size:clamp(1rem,1.35vw,1.4rem)}.test-feedback-board .result-distribution article>div{height:clamp(14px,1vw,20px)}.test-feedback-board .result-distribution--dense{grid-template-columns:repeat(2,minmax(0,1fr));column-gap:clamp(1.5rem,3vw,3.5rem)}.test-feedback-board .result-distribution--dense footer{grid-column:1 / -1}.test-feedback-board__reveal{position:absolute;right:0;bottom:0;display:flex;align-items:center;gap:.55rem}.test-feedback-board__reveal button{display:grid;width:46px;height:46px;place-items:center;padding:0}.student-display .board-task__phase{container-type:inline-size}.student-display .board-task__phase h2{max-width:100%;overflow:visible!important;font-size:min(var(--board-phase-title-size, clamp(25px, 2.6vw, 42px)),12cqi)!important;-webkit-hyphens:none;hyphens:none;overflow-wrap:normal;text-overflow:clip!important;white-space:normal!important;word-break:normal}.student-display[data-appearance=midnight-grid] .board-task:before{opacity:.19}.student-display[data-appearance=quiet-aurora] .board-task:before{opacity:.17}.student-display[data-phase-theme=assessment] .board-task:before{opacity:.14}@media(max-width:980px){.board-inline-exam-setup{grid-template-columns:auto minmax(0,1fr)}.board-inline-exam-setup>label:last-of-type,.board-inline-exam-setup>button{grid-column:2}.test-feedback-editor>header{grid-template-columns:repeat(2,minmax(0,1fr))!important}.result-distribution--editor{grid-template-columns:minmax(0,1fr)}.result-distribution--editor footer{grid-column:auto}}}@layer features{.student-display[data-layout-mode=projection] .board-task__phase{overflow:hidden!important}.student-display[data-layout-mode=projection] .board-task__timer-slot{position:absolute;top:0;right:0;bottom:0;left:0;z-index:2;display:grid;padding:12px;place-items:center;pointer-events:none;container-type:inline-size}.student-display[data-layout-mode=projection] .board-task__timer-slot>:is(.board-timer,.board-add-timer){position:static;top:auto;left:auto;width:min(100%,280px)!important;max-width:100%!important;margin:0!important;transform:none!important;pointer-events:auto}.student-display .board-timer--controls{display:grid;min-width:0;grid-template-rows:auto auto auto;gap:10px;padding:14px;border:1px solid color-mix(in srgb,var(--timer-accent) 62%,#355365);border-radius:18px;background:#04141ef5;box-shadow:0 18px 42px #00000057}.student-display .board-timer__clock{display:grid;justify-items:center;gap:2px;min-width:0}.student-display .board-timer__clock>span{font-size:clamp(10px,4cqi,13px)}.student-display .board-timer__clock>strong{font-size:clamp(34px,20cqi,64px);line-height:.95}.student-display .board-timer__adjust{display:grid;min-width:0;grid-template-columns:42px minmax(0,1fr) 42px;align-items:stretch;gap:7px;margin:0}.student-display .board-timer__adjust>button,.student-display .board-timer__actions>button{width:42px;min-width:42px;height:42px;min-height:42px}.student-display .board-timer__adjust label{display:flex;min-width:0;align-items:center;justify-content:center;gap:5px;padding:0 9px}.student-display .board-timer__adjust input{width:100%;min-width:0;padding:0;font-size:clamp(17px,9cqi,24px);text-align:right}.student-display .board-timer__actions{display:flex;justify-content:center;gap:7px;margin:0}.student-display .board-timer--running-clean{display:grid;min-width:0;min-height:96px;place-items:center;padding:12px;border-radius:18px}.student-display .board-timer--running-clean>strong{font-size:clamp(38px,24cqi,72px);line-height:1}@container (max-width: 205px){.student-display .board-timer--controls{gap:7px;padding:10px;border-radius:14px}.student-display .board-timer__adjust{grid-template-columns:36px minmax(0,1fr) 36px;gap:4px}.student-display .board-timer__adjust>button,.student-display .board-timer__actions>button{width:36px;min-width:36px;height:36px;min-height:36px}.student-display .board-timer__adjust label{padding-inline:5px}}.student-display .board-header__identity{position:relative;padding-right:116px}.student-display .board-header__timer-dock{position:absolute;top:50%;right:0;z-index:18;width:104px;translate:0 -50%;container-type:inline-size}.student-display .board-header__timer-dock .board-timer--running-clean{width:104px;min-height:52px;padding:6px 8px;border-radius:12px}.student-display .board-header__timer-dock .board-timer--running-clean>strong{font-size:28px}.student-display .board-header__timer-dock .board-timer--controls{position:absolute;top:calc(100% + 8px);right:0;width:240px;max-width:240px}.student-display .board-workspace-empty{display:grid;width:100%;height:100%;place-items:center;border:1px dashed rgb(69 216 241 / .24);border-radius:22px;color:#69818d;font-size:15px;font-weight:720}.star-assessment-layer{display:grid;padding:0!important;place-items:center;overflow:hidden}.star-assessment-viewport{position:static;width:min(1180px,calc(100vw - 24px));height:min(860px,calc(100dvh - 24px));transform:none}.star-assessment-viewport>.star-assessment{width:100%!important;min-width:0!important;max-width:1180px!important;height:100%!important;min-height:0!important;max-height:860px!important}@media(max-width:820px),(max-height:620px){.star-assessment-viewport .star-assessment{grid-template-rows:auto minmax(0,1fr) auto auto!important;border-radius:22px}.star-assessment-viewport .star-assessment__header{grid-template-columns:44px minmax(0,1fr) auto 44px;gap:12px;padding:12px 16px}.star-assessment-viewport .star-assessment__header .eyebrow,.star-assessment-viewport .star-assessment__header>div:first-of-type>span,.star-assessment-viewport .star-assessment__progress span{display:block}.star-assessment-viewport .star-assessment__body{grid-template-columns:minmax(300px,.78fr) minmax(390px,1.22fr);align-items:center;gap:32px;padding:28px;overflow:hidden}.star-assessment-viewport .star-assessment__criteria{align-content:center;gap:11px}.star-assessment-viewport .star-criterion{grid-template-columns:52px minmax(0,1fr) 38px;min-height:102px;gap:13px;padding:14px;border-radius:14px}.star-assessment-viewport .star-criterion__icon{width:52px;height:52px}.star-assessment-viewport .star-criterion__copy strong{font-size:17px}.star-assessment-viewport .star-criterion__copy small{display:block}.star-assessment-viewport .star-assessment__footer{min-height:72px;padding:14px 22px}}.teacher-projection-viewport.is-active .teacher-app[data-layout-mode=projection] .teacher-sidebar{position:relative!important;display:flex!important;flex-direction:column!important;align-items:stretch!important;overflow:hidden!important}.teacher-projection-viewport.is-active .teacher-app[data-layout-mode=projection] .sidebar-main-nav{position:static!important;display:flex!important;width:100%!important;flex:0 0 auto;flex-direction:column!important;align-items:center!important;gap:6px;margin-top:auto!important;padding:10px 0 0!important}.teacher-projection-viewport.is-active .teacher-app[data-layout-mode=projection] .sidebar-main-nav button{width:44px!important;min-width:44px!important;height:44px!important;min-height:44px!important;flex:0 0 44px;justify-content:center!important;padding:0!important}}@layer features{.student-display .board-task__timer-slot{display:grid;width:100%;min-width:0;min-height:0;flex:1 1 auto;align-self:stretch;place-items:center}.student-display .board-task__timer-slot>:is(.board-timer,.board-add-timer){width:min(100%,300px);margin:0 auto}.student-display[data-layout-mode=quarter] .board-task__timer-slot{grid-column:1 / -1;width:100%}.board-image-panel{display:grid;min-width:0;min-height:0;grid-template-rows:52px minmax(0,1fr);overflow:hidden}.board-image-panel>header{display:grid;min-height:52px;grid-template-columns:40px minmax(0,1fr) auto;align-items:center;gap:10px;padding:6px 10px}.board-image-panel>header>div:first-of-type{min-width:0}.board-image-panel>header>div:first-of-type span{display:block;color:#dff7fb;font-size:12px;font-weight:860;letter-spacing:.08em;text-transform:uppercase}.board-image-panel__fit{display:flex;align-items:center;gap:4px}.board-image-panel__more-trigger,.board-image-panel__more-menu{display:none}.board-image-panel__fit button{min-width:46px;min-height:34px;padding:0 9px;border:1px solid rgb(72 111 128 / .62);border-radius:8px;background:#071b26e0;color:#94aab4;font-size:9px;font-weight:820;letter-spacing:.08em;text-transform:uppercase}.board-image-panel__fit button.is-active{border-color:#45d8f1b8;background:#45d8f11f;color:#e5fbff}.board-image-panel__fit button.is-icon{display:grid;width:34px;min-width:34px;height:34px;min-height:34px;place-items:center;padding:0}.board-image-panel__content{position:relative;display:grid!important;min-width:0;min-height:0;padding:10px!important;overflow:hidden;contain:layout paint}.board-image-panel .board-media-drop{position:relative;display:grid;width:100%;min-width:0;min-height:0;max-height:none;height:100%;padding:0;overflow:hidden;border:1px dashed rgb(69 216 241 / .42);border-radius:13px;background:#05141ebd}.board-image-panel .board-media-drop.is-active{border-color:#45d8f1eb;background:#45d8f11a}.board-image-panel .board-media-drop>button{display:grid;min-width:0;min-height:0;place-content:center;justify-items:center;gap:8px;border:0;background:transparent;color:#8fa9b4;text-align:center}.board-image-panel .board-media-drop>button strong{color:#dff7fb;font-size:clamp(15px,1.4vw,22px)}.board-image-panel .board-media-drop>button span{font-size:clamp(9px,.9vw,13px)}.board-image-panel .board-media-drop figure{position:relative;display:grid;min-width:0;min-height:0;height:100%;grid-template-rows:minmax(0,1fr);margin:0}.board-image-panel__viewport{position:relative;display:grid;width:100%;height:100%;isolation:isolate;container-type:size;min-width:0;min-height:0;place-items:center;overflow:hidden}.board-image-panel__image-stage{position:relative;display:grid;width:100%;max-width:none;height:100%;max-height:none;place-items:center;overflow:hidden}.board-image-panel__image-stage img{position:absolute;top:0;right:0;bottom:0;left:0;display:block;width:100%;height:100%;max-width:100%;max-height:100%;object-fit:contain;object-position:var(--support-image-focus-x, 50%) var(--support-image-focus-y, 50%);scale:var(--support-image-zoom, 1)}.board-image-panel__content.is-cover .board-image-panel__image-stage img{width:100%;height:100%;max-width:none;max-height:none;object-fit:cover;scale:var(--support-image-zoom, 1)}.board-image-panel__image-stage.is-pannable{cursor:grab;touch-action:none}.board-image-panel__image-stage.is-pannable:focus-visible{outline:2px solid var(--cyan);outline-offset:-2px}.board-image-panel__image-stage.is-panning{cursor:grabbing}.board-image-panel__pan-hint{position:absolute;right:10px;bottom:54px;padding:5px 8px;border:1px solid rgb(72 111 128 / .48);border-radius:7px;background:#04111ad1;color:#b7ccd4;font-size:9px;font-weight:800;letter-spacing:.05em;pointer-events:none;text-transform:uppercase}.board-image-panel__scale{position:absolute;right:10px;bottom:10px;left:10px;display:grid;grid-template-columns:auto minmax(0,1fr) 30px;align-items:center;gap:9px;padding:7px 10px;border:1px solid rgb(72 111 128 / .48);border-radius:9px;background:#04111ae6;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);contain:layout}.board-image-panel__scale label{color:#9fb5be;font-size:9px;font-weight:800;text-transform:uppercase}.board-image-panel__scale input{width:100%;min-width:0}.board-image-panel__scale button{display:grid;width:30px;height:30px;place-items:center;padding:0;border:1px solid rgb(111 163 181 / 42%);border-radius:7px;color:#d9edf3;background:#04111ae0}@media(min-height:681px){.student-display[data-layout-mode=projection] .board-task__phase{position:relative}.student-display[data-layout-mode=projection] .board-social-control{margin-top:auto}.student-display[data-layout-mode=projection] .board-task__timer-slot{position:absolute;top:0;right:0;bottom:0;left:0;z-index:2;padding:0 16px;pointer-events:none}.student-display[data-layout-mode=projection] .board-task__timer-slot>:is(.board-timer,.board-add-timer){pointer-events:auto}}.student-display[data-layout-mode=quarter] .board-task__timer-slot{justify-self:center}.student-display[data-layout-mode=quarter] .board-task__timer-slot>:is(.board-timer,.board-add-timer){width:min(100%,320px)!important;max-width:320px;margin-inline:auto!important}.quick-prep-editor .rich-editor.is-quick-prep-toolbar .rich-editor__header{min-height:44px;padding:3px}.quick-prep-editor .rich-editor.is-quick-prep-toolbar .rich-editor__header>span{display:none}.quick-prep-editor .rich-editor.is-quick-prep-toolbar .rich-editor__tools{display:flex;width:100%;min-width:0;flex-wrap:nowrap!important;gap:3px;padding:2px;overflow:visible}.quick-prep-editor .rich-editor.is-quick-prep-toolbar .rich-editor__tools>button,.quick-prep-editor .rich-editor.is-quick-prep-toolbar .rich-editor__table-tool>button,.quick-prep-editor .rich-editor.is-quick-prep-toolbar .rich-editor__color{flex:1 1 32px;width:auto!important;min-width:30px!important;max-width:40px;height:34px!important;min-height:34px}.quick-prep-editor__advanced{grid-template-columns:minmax(0,1fr) 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16px}.star-assessment__back{display:grid;place-items:center}@media(max-width:820px),(max-height:620px){.star-assessment{grid-template-rows:auto minmax(0,1fr) auto auto;border-radius:14px}.star-assessment__header{grid-template-columns:40px minmax(0,1fr) auto 40px;gap:7px;padding:8px 10px}.star-assessment__header .eyebrow,.star-assessment__header>div:first-of-type>span,.star-assessment__progress span{display:none}.star-assessment__header h2{margin:0;font-size:clamp(20px,4vw,28px)}.star-assessment__body{grid-template-columns:minmax(0,1fr);align-items:start;gap:8px;padding:10px;overflow:auto}.star-assessment__criteria{align-content:start;gap:6px}.star-criterion{grid-template-columns:38px minmax(0,1fr) 30px;min-height:58px;gap:8px;padding:7px 9px;border-radius:10px}.star-criterion__icon{width:36px;height:36px}.star-criterion__copy strong{font-size:13px}.star-criterion__copy small{display:none}.star-criterion__check{width:28px;height:28px}.finish-vocabulary-summary{margin:0 10px 8px;padding:8px 10px}.star-assessment__footer{min-height:52px;padding:7px 10px}.star-assessment__footer .button{min-height:38px}}}@layer features{.teacher-app.is-sidebar-collapsed{grid-template-columns:68px minmax(0,1fr)}.teacher-sidebar.is-collapsed{padding-inline:8px}.teacher-sidebar.is-collapsed .sidebar-library,.teacher-sidebar.is-collapsed .teacher-brand>span,.teacher-sidebar.is-collapsed .sidebar-main-nav span{display:none}.teacher-sidebar.is-collapsed .teacher-brand{justify-content:center;padding-inline:0}.teacher-sidebar.is-collapsed .teacher-brand>svg{display:none}.teacher-sidebar.is-collapsed .sidebar-main-nav button{justify-content:center;padding-inline:0}.lesson-builder-layout.is-live-tools-collapsed{grid-template-columns:218px minmax(440px,1fr)}.builder-live-tools-toggle.is-active{border-color:#45d8f19e;background:#45d8f11f;color:var(--cyan-soft)}.teacher-app[data-layout-mode=projection].is-sidebar-collapsed{grid-template-columns:68px minmax(0,1fr)}.teacher-app[data-layout-mode=projection] .lesson-builder-layout.is-live-tools-collapsed{grid-template-columns:218px minmax(420px,1fr)}.teacher-app[data-layout-mode=windowed] .lesson-builder-layout.is-live-tools-collapsed{grid-template-columns:190px minmax(0,1fr)}.teacher-app[data-layout-mode=quarter] .teacher-sidebar.is-collapsed .teacher-brand>svg{display:block}}@layer features{.classroom-projection-viewport{position:fixed;top:0;right:0;bottom:0;left:0;z-index:0;overflow:hidden;background:radial-gradient(circle at 50% 44%,rgb(16 54 70 / .22),transparent 56%),#020a12}.classroom-projection-canvas.student-display{position:absolute;top:50%;left:50%;width:var(--classroom-projection-width, 1440px)!important;min-width:var(--classroom-projection-width, 1440px)!important;max-width:none!important;height:900px!important;min-height:900px!important;grid-template-rows:88px minmax(0,1fr) 100px!important;overflow:hidden;transform:translate(-50%,-50%) scale(var(--classroom-projection-scale, 1));transform-origin:center}.classroom-projection-canvas.student-display.lesson-recap-display.is-horizon{width:100vw!important;min-width:0!important;height:100vh!important;min-height:0!important;transform:translate(-50%,-50%)!important}.teacher-projection-viewport:not(.is-active){display:contents}.teacher-projection-viewport.is-active{position:fixed;top:0;right:0;bottom:0;left:0;z-index:0;overflow:hidden;background:radial-gradient(circle at 50% 42%,rgb(16 54 70 / .2),transparent 58%),#020a12}.teacher-projection-viewport.is-active>.teacher-app[data-layout-mode=projection]{position:absolute;top:50%;left:50%;display:grid;width:var(--teacher-projection-width, 1440px);min-width:var(--teacher-projection-width, 1440px);max-width:none;height:900px;min-height:900px;grid-template-columns:272px minmax(0,1fr);grid-template-rows:minmax(0,1fr);overflow:hidden;transform:translate(-50%,-50%) scale(var(--teacher-projection-scale, 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.live-tools-shell{position:static;width:auto;max-height:none;overflow:hidden;border-radius:0;box-shadow:none}.student-display[data-layout-mode=projection]>.board-header{display:grid;grid-template-columns:minmax(260px,1fr) auto minmax(520px,1.7fr);grid-template-rows:minmax(0,1fr);gap:14px;padding:8px 18px}.student-display[data-layout-mode=projection] .board-header__identity{grid-column:1;grid-row:1}.student-display[data-layout-mode=projection] .global-phase-navigation{position:static;grid-column:2;grid-row:1;align-self:center;translate:none}.student-display[data-layout-mode=projection] .board-header>.board-integrated-controls{grid-column:3;grid-row:1;justify-self:end;overflow:visible}.student-display[data-layout-mode=projection] .board-stage{min-width:0;min-height:0;padding:12px 16px}.student-display[data-layout-mode=projection] .board-workspace{min-width:0;min-height:0}.student-display[data-layout-mode=projection] .board-task{grid-template-columns:minmax(220px,28%) 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output{min-width:44px;min-height:44px;border:1px solid rgb(123 170 189 / .35);border-radius:14px;background:#071d2aeb;color:#dcecf3}.global-phase-navigation button{display:grid;place-items:center;cursor:pointer;pointer-events:auto;touch-action:manipulation}.global-phase-navigation button:disabled{opacity:.35;cursor:default}.global-phase-navigation output{display:flex;align-items:center;justify-content:center;gap:.25rem;padding:0 .6rem}.global-phase-navigation output strong{color:var(--board-phase-accent, #45d8f1);font-size:1.1rem;line-height:1}.global-phase-navigation output span{color:#7993a0;font-size:.75rem;line-height:1}.global-phase-navigation .is-finish{color:#73e4a2;border-color:#73e4a28c}.save-status{display:inline-flex;align-items:center;gap:.35rem;color:#9fb2bc;font-size:.75rem}.save-status.is-error,.save-status.is-unsaved{color:#ffb76b}.save-status .is-spinning{animation:ld-spin .9s linear infinite}@keyframes 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.is-board-clear-control:not(:disabled):hover{border-color:#ff848dc7;background:#671c26e0;color:#ffe1e3}}@layer features{.student-display>.board-header{position:relative;z-index:var(--ld-z-header);display:grid;grid-template-columns:minmax(210px,1fr) auto minmax(0,2fr);align-items:center;gap:clamp(.6rem,1.3vw,1.1rem);min-width:0}.board-header__identity,.board-header>.board-integrated-controls{min-width:0}.board-header>.board-integrated-controls{grid-column:3;justify-self:end}.exam-ready-screen{position:fixed;top:0;right:0;bottom:0;left:0;z-index:88;display:grid;place-content:center;justify-items:center;gap:.8rem;padding:2rem;text-align:center;color:#e7f5fa;background:radial-gradient(circle at 50% 44%,rgb(38 106 132 / .2),transparent 32%),#020c14f5;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}.exam-ready-screen>span{color:#45d8f1;text-transform:uppercase;letter-spacing:.12em}.exam-ready-screen h2{margin:0;font-size:clamp(2.2rem,6vw,5rem)}.exam-ready-screen>strong{font-size:clamp(3.4rem,9vw,7rem);font-variant-numeric:tabular-nums}.exam-ready-screen>div{display:flex;gap:.7rem;margin-top:1rem}.exam-control-drawer__tabs{position:sticky;top:0;z-index:3;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:.4rem;padding:.45rem;border:1px solid #0b1b2b29;border-radius:14px;background:#eeece4}.exam-control-drawer__tabs button{min-width:0;min-height:var(--ld-control-height);border:1px solid transparent;border-radius:10px;color:#0b1b2ba8;background:transparent}.exam-control-drawer__tabs button.is-active{border-color:#00768c52;color:#00768c;background:#fffdf8}.quick-prep-inspector{display:grid;grid-template-rows:auto minmax(0,1fr) auto;min-height:0}.sortable-route-item{min-width:0;position:relative;z-index:0}.sortable-route-item.is-dragging{z-index:8;opacity:.78}.sortable-route-item.is-dragging .quick-prep-route__segment{border-radius:14px;box-shadow:0 18px 42px #00000052}.quick-prep-inspector__footer{position:sticky;bottom:0;z-index:2;display:flex;justify-content:space-between;align-items:center;gap:.7rem;padding:.7rem;border-top:1px solid rgb(111 163 181 / .24);background:#04141ef5}.settings-preference-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:.85rem}.settings-preference-grid label{display:grid;gap:.45rem;min-width:0}.settings-preference-grid select{min-width:0;width:100%;height:var(--ld-control-height)}.test-feedback-board__points .wysiwyg-surface{min-height:140px;height:auto}@media(max-width:1800px){.student-display .board-integrated-controls button{width:44px;min-width:44px;padding-inline:0;font-size:0}.student-display .board-toggle-cluster__menu{width:36px;min-width:36px!important}}@media(max-width:1320px){.student-display .board-integrated-controls,.student-display .board-panel-toggles,.student-display .board-secondary-controls{gap:4px}.student-display .board-panel-toggles{padding-right:4px}.student-display .board-header-timer__trigger{padding-inline:.15rem!important}}@media(max-width:1120px){.student-display{grid-template-rows:108px minmax(0,1fr) auto}.student-display>.board-header{grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);grid-template-rows:52px 44px;padding:6px 12px}.board-header__identity{grid-column:1;grid-row:1}.global-phase-navigation{position:static;grid-column:2;grid-row:1;translate:none}.board-header>.board-integrated-controls{grid-column:1 / -1;grid-row:2;justify-self:center}.settings-preference-grid{grid-template-columns:1fr}}@media(max-width:760px){.student-display>.board-header{grid-template-columns:minmax(0,1fr) auto minmax(0,1fr)}.global-phase-navigation{grid-template-columns:44px 58px 44px}}@media(max-height:680px){.student-display .board-task__phase{justify-content:flex-start;padding:12px 16px}.student-display .board-task__number strong{font-size:clamp(48px,8vh,62px);line-height:.88}.student-display .board-task__number span{font-size:clamp(13px,2.2vh,17px)}.student-display .board-task__phase h2{margin:4px 0 6px;font-size:clamp(22px,4vh,28px)!important;line-height:1}.student-display .board-social-control{gap:5px}.student-display .board-task__method{min-height:28px;padding:4px 8px}.student-display .board-task__method svg{width:18px;height:18px}.student-display .board-task__phase .board-timer{min-width:0;margin-top:8px;padding:8px 10px;gap:4px;grid-template-rows:52px 44px 36px;align-content:start}.student-display .board-task__phase .board-timer__clock{gap:1px}.student-display .board-task__phase .board-timer__clock>strong{font-size:clamp(34px,7vh,44px);line-height:.92}.student-display .board-task__phase .board-timer__adjust,.student-display .board-task__phase .board-timer__actions{margin-top:2px}}@media(max-width:1120px)and (max-height:680px){.student-display .board-task__phase{padding:8px 12px}.student-display .board-task__number strong{font-size:44px}.student-display .board-task__phase h2{font-size:clamp(20px,3.6vh,24px)!important}}@media(prefers-reduced-motion:reduce){.save-status .is-spinning{animation:none}}}@layer features{.student-display .board-image-panel{grid-template-rows:52px minmax(0,1fr)!important}.student-display .board-image-panel__content{height:100%!important;grid-template-rows:minmax(0,1fr)!important}.student-display .board-image-panel .board-media-drop{height:100%!important;min-height:0!important;max-height:none!important;grid-template-rows:minmax(0,1fr)!important}.student-display .board-image-panel .board-media-drop:not(.has-media)>button{width:100%;height:100%}.student-display[data-layout-mode=projection] .board-task__phase{position:relative}.student-display[data-layout-mode=projection]>.board-header{position:relative}.student-display[data-layout-mode=projection] .global-phase-navigation{position:absolute;top:50%;left:50%;z-index:3;grid-column:auto;grid-row:auto;translate:-50% -50%}.student-display[data-layout-mode=projection] .board-social-control{margin-top:auto}.student-display[data-layout-mode=projection] .board-task__timer-slot{position:absolute;top:0;right:0;bottom:0;left:0;z-index:2;padding:0 16px;pointer-events:none}.student-display[data-layout-mode=projection] .board-task__timer-slot>:is(.board-timer,.board-add-timer){position:absolute;top:57%;left:50%;margin:0!important;transform:translate(-50%,-50%);pointer-events:auto}.student-display[data-layout-mode=projection] .board-task__timer-slot>.board-timer:not(.board-timer--running-clean){left:12px;width:min(280px,calc(200% - 24px));max-width:min(280px,calc(200% - 24px));transform:translateY(-50%)}.student-display[data-layout-mode=projection] .board-task__phase{overflow:visible;z-index:3}.student-display[data-layout-mode=projection] .board-task__content{z-index:1}}@layer features{.teacher-projection-viewport.is-active>.teacher-app[data-layout-mode=projection].is-sidebar-collapsed{grid-template-columns:68px minmax(0,1fr)}.teacher-projection-viewport.is-active>.teacher-app[data-layout-mode=projection] .lesson-builder-layout.is-live-tools-collapsed{grid-template-columns:218px minmax(0,1fr)}.teacher-projection-viewport.is-active>.teacher-app[data-layout-mode=projection] .lesson-builder-layout:not(.is-live-tools-collapsed){grid-template-columns:218px minmax(0,1fr) 8px clamp(220px,var(--live-tools-width, 270px),420px)}.teacher-projection-viewport.is-active>.teacher-app[data-layout-mode=projection] .live-tools-shell{width:100%;max-width:100%;overflow:hidden}.teacher-projection-viewport.is-active>.teacher-app[data-layout-mode=projection] .builder-live-tools-toggle{flex:0 0 auto}.student-display .board-switcher{width:min(230px,68vw);gap:3px;padding:6px;border-radius:10px}.student-display .board-switcher>header,.student-display .board-switcher>article{gap:3px}.student-display .board-switcher>header{min-height:32px;padding:0 2px 3px}.student-display .board-switcher button,.student-display .board-integrated-controls .board-switcher button{width:auto;min-width:30px!important;min-height:30px!important;height:30px;padding:4px 6px!important;font-size:10px}.student-display .board-switcher article>button:first-child{width:100%;font-size:10px}}@layer features{.student-display[data-layout-mode=projection] .board-task__phase{position:relative;overflow:hidden!important;z-index:2}.student-display[data-layout-mode=projection] .board-task__timer-slot{position:absolute;top:0;right:0;bottom:0;left:0;z-index:2;display:grid;width:auto;min-width:0;min-height:0;padding:12px;place-items:center;pointer-events:none;container-type:inline-size}.student-display[data-layout-mode=projection] .board-task__timer-slot>:is(.board-timer,.board-add-timer),.student-display[data-layout-mode=projection] .board-task__timer-slot>.board-timer:not(.board-timer--running-clean){position:static;top:auto;left:auto;width:min(100%,280px)!important;max-width:100%!important;margin:0!important;transform:none!important;pointer-events:auto}.student-display[data-layout-mode=projection] .board-timer--controls{display:grid;min-width:0;grid-template-rows:auto auto auto;gap:10px;padding:14px}.student-display[data-layout-mode=projection] .board-timer__adjust{display:grid;min-width:0;grid-template-columns:42px minmax(0,1fr) 42px;align-items:stretch;gap:7px;margin:0}.student-display[data-layout-mode=projection] .board-timer__adjust label{display:flex;min-width:0;align-items:center;justify-content:center;gap:5px;padding:0 8px}.student-display[data-layout-mode=projection] .board-timer__adjust input{width:100%;min-width:0;padding:0;text-align:right}.student-display[data-layout-mode=projection] .board-timer__actions{display:flex;justify-content:center;gap:7px;margin:0}.student-display[data-layout-mode=projection] .board-timer--running-clean{display:grid;min-height:96px;place-items:center}.teacher-projection-viewport.is-active>.teacher-app[data-layout-mode=projection] .teacher-sidebar.is-collapsed{display:grid!important;height:900px;grid-template-rows:54px minmax(0,1fr);align-items:stretch!important;padding:8px!important;overflow:hidden!important}.teacher-projection-viewport.is-active>.teacher-app[data-layout-mode=projection] .teacher-sidebar.is-collapsed .teacher-brand{display:grid;place-items:center}.teacher-projection-viewport.is-active>.teacher-app[data-layout-mode=projection] .teacher-sidebar.is-collapsed .sidebar-main-nav{position:static!important;display:flex!important;width:52px!important;min-width:52px!important;height:auto!important;min-height:0!important;align-self:stretch!important;justify-self:center!important;flex-direction:column!important;align-items:center!important;justify-content:flex-start!important;gap:8px!important;margin:0!important;padding:8px 0 0!important;overflow:hidden!important;border:0!important}.teacher-projection-viewport.is-active>.teacher-app[data-layout-mode=projection] .teacher-sidebar.is-collapsed .sidebar-main-nav button{display:grid!important;width:44px!important;min-width:44px!important;height:44px!important;min-height:44px!important;flex:0 0 44px!important;place-items:center!important;padding:0!important}.star-assessment-layer{display:grid;padding:0!important;place-items:center;overflow:hidden}.star-assessment-viewport{position:static;width:min(1180px,calc(100vw - 24px));height:min(860px,calc(100dvh - 24px));transform:none}.star-assessment-viewport>.star-assessment{width:100%!important;min-width:0!important;max-width:1180px!important;height:100%!important;min-height:0!important;max-height:860px!important}.star-assessment-viewport .star-assessment__body{grid-template-columns:minmax(300px,.78fr) minmax(390px,1.22fr)!important;overflow:hidden}}@layer features{.student-display .board-task__phase h2{box-sizing:border-box;width:100%;font-size:var( --board-phase-title-size, clamp(20px, 2vw, 36px) )!important;-webkit-hyphens:none!important;hyphens:none!important;overflow-wrap:normal!important;text-overflow:clip!important;white-space:normal!important;word-break:normal!important}}@layer features{.test-feedback-editor{display:grid;width:100%;min-width:0;container-type:inline-size;gap:12px;overflow-x:hidden}.test-feedback-editor>header{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))!important;align-items:end;gap:12px;width:100%;min-width:0}.test-feedback-editor>header>label,.test-feedback-editor>header>div{display:grid;min-width:0;gap:6px;align-content:end}.test-feedback-editor>header span{color:#a8bcc4;font-size:.72rem;font-weight:900;letter-spacing:.08em;text-transform:uppercase}.test-feedback-editor>header input,.test-feedback-editor>header select{box-sizing:border-box;width:100%;min-width:0;height:42px}.test-feedback-editor>header>div{min-height:42px;padding:5px 10px;border:1px solid rgb(112 151 166 / .3);border-radius:11px;background:#04141e9e}.test-feedback-editor>header>div strong{color:#f4fbfd;font-size:1.5rem;line-height:1}.test-feedback-editor__grades{display:block;width:100%;min-width:0}.result-distribution--editor{display:grid;width:100%;min-width:0;grid-template-columns:minmax(0,1fr)!important;gap:6px}.result-distribution--editor article{display:grid;width:100%;min-width:0;grid-template-columns:minmax(44px,.16fr) minmax(72px,1fr) 72px!important;align-items:center;gap:clamp(8px,1.2cqi,14px);min-height:44px;padding:2px 6px;border:1px solid rgb(255 115 129 / .13);border-radius:12px;background:#05172173}.result-distribution--editor article>strong{overflow:visible;color:#ff8995;font-size:clamp(1.35rem,1.7vw,1.8rem);font-weight:900;text-overflow:clip}.result-distribution--editor article>div{height:18px}.result-distribution--editor input{width:72px;min-width:72px;height:40px;font-size:1.2rem;font-weight:900;text-align:center}.result-distribution--editor footer{grid-column:auto!important;padding:4px 6px 0;font-size:1.1rem}.test-feedback-board{display:grid;width:100%;min-width:0;min-height:0;grid-template-rows:auto minmax(0,1fr);align-content:center;gap:clamp(14px,2vh,26px)}.test-feedback-board>header{width:min(100%,1120px);margin-inline:auto}.test-feedback-board>header strong{font-size:clamp(70px,8vw,124px)}.test-feedback-board__content{display:grid!important;width:100%;min-width:0;min-height:0;align-items:center;justify-items:center}.test-feedback-board .result-distribution{width:min(100%,1120px);min-width:0;gap:clamp(8px,1.1vh,14px)}.test-feedback-board .result-distribution article{display:grid;width:100%;min-width:0;grid-template-columns:minmax(72px,.18fr) minmax(180px,1fr) 64px!important;align-items:center;gap:clamp(12px,1.4vw,22px);min-height:clamp(48px,6.2vh,72px);font-size:inherit}.test-feedback-board .result-distribution article>strong{overflow:visible;color:#f6fbfd;font-size:clamp(1.5rem,2vw,2.1rem);font-weight:900;text-overflow:clip}.test-feedback-board .result-distribution article>div{height:clamp(18px,1.5vw,24px)}.test-feedback-board .result-distribution article>span{color:#f6fbfd;font-size:clamp(1.35rem,1.8vw,1.85rem);font-weight:900;text-align:right}.test-feedback-board .result-distribution footer{padding-top:12px;font-size:clamp(1.2rem,1.5vw,1.6rem)}.quick-prep-test-feedback-note{display:grid;grid-template-columns:auto minmax(0,1fr);align-items:start;gap:14px;min-width:0;margin-top:8px;padding:18px;border:1px solid rgb(255 115 129 / .38);border-radius:16px;background:linear-gradient(135deg,rgb(255 115 129 / .11),transparent 55%),#051721e6;color:#dcecf0}.quick-prep-test-feedback-note>svg{color:#ff7f8c}.quick-prep-test-feedback-note strong{display:block;color:#f6fbfd;font-size:1.05rem}.quick-prep-test-feedback-note p{max-width:44ch;margin:5px 0 0;color:#9db2ba;line-height:1.45}@media(max-width:980px){.test-feedback-editor>header{grid-template-columns:repeat(2,minmax(0,1fr))!important}}@container (max-width: 180px){.test-feedback-editor>header{grid-template-columns:minmax(0,1fr)!important}.result-distribution--editor article{grid-template-columns:40px minmax(52px,1fr) 62px!important;gap:8px}.result-distribution--editor input{width:62px;min-width:62px}}@container (min-width: 760px){.test-feedback-editor>header{grid-template-columns:minmax(0,1.25fr) minmax(0,.8fr) minmax(0,.9fr) minmax(0,.5fr)!important}}.result-distribution__columns{display:grid;width:100%;min-width:0;grid-template-columns:minmax(0,1fr);gap:clamp(8px,1.1vh,14px)}.result-distribution[data-column-count="2"] .result-distribution__columns{grid-template-columns:repeat(2,minmax(0,1fr));column-gap:clamp(28px,4vw,64px)}.result-distribution__column{display:grid;min-width:0;align-content:center;gap:clamp(8px,1.1vh,14px)}.test-feedback-board .result-distribution article,.result-distribution--editor article{position:relative;isolation:isolate}.test-feedback-board .result-distribution article:before,.result-distribution--editor article:before{position:absolute;z-index:-1;top:-4px;right:-8px;bottom:-4px;left:-8px;border:1px solid rgb(255 115 129 / .09);border-radius:12px;background:linear-gradient(90deg,rgb(255 115 129 / .055),rgb(8 29 40 / .16) 42%,transparent);content:""}.test-feedback-board .result-distribution[data-column-count="1"] .result-distribution__columns{width:min(100%,940px);margin-inline:auto}.test-feedback-board .result-distribution[data-column-count="1"] article{grid-template-columns:minmax(78px,.18fr) minmax(260px,1fr) 76px!important;min-height:clamp(58px,7vh,80px)}.test-feedback-board .result-distribution[data-column-count="1"] article>strong{display:grid;width:48px;height:48px;place-items:center;border:1px solid rgb(255 115 129 / .34);border-radius:12px;background:#ff73811a;font-size:clamp(1.65rem,2.3vw,2.35rem)}.test-feedback-board .result-distribution[data-column-count="2"] article{grid-template-columns:54px minmax(120px,1fr) 54px!important;min-height:clamp(42px,5.2vh,58px);gap:clamp(10px,1.1vw,16px)}.test-feedback-board .result-distribution[data-column-count="2"] article>strong{display:grid;width:42px;height:42px;place-items:center;border:1px solid rgb(255 115 129 / .28);border-radius:11px;background:#ff738116;font-size:clamp(1.25rem,1.55vw,1.65rem)}.result-distribution[data-column-count="2"]>footer{margin-top:8px}.board-test-feedback-shell__edit{width:46px!important;min-width:46px!important;height:46px!important;min-height:46px!important;place-content:center;padding:0!important}.exam-mode{grid-template-rows:minmax(0,1fr)!important;background-color:#020c12;background-position:center;background-size:contain;background-repeat:no-repeat}.exam-mode__stage,.exam-mode.has-notices .exam-mode__stage{position:relative;display:grid;min-width:0;min-height:0;grid-template-columns:minmax(0,1fr);place-items:stretch;gap:clamp(18px,2vw,30px);padding:clamp(72px,7vh,94px) clamp(26px,4vw,66px) clamp(28px,4vh,52px);overflow:hidden;border:1px solid rgb(104 200 145 / .24);border-radius:0;background:radial-gradient(circle at 50% 44%,rgb(43 130 113 / .13),transparent 48%),linear-gradient(180deg,#020e1575,#020e15b8);box-shadow:inset 0 0 110px #21856f12,inset 0 1px #b0f0d70d}.exam-mode.has-notices .exam-mode__stage{grid-template-columns:minmax(0,1.12fr) minmax(320px,.88fr)}.exam-mode__focus{display:grid;min-width:0;min-height:0;place-items:center;align-content:center;gap:clamp(34px,5vh,70px)}.exam-mode__identity{display:grid;justify-items:center;gap:14px;width:min(100%,1120px);text-align:center}.exam-mode__identity>div{display:grid;justify-items:center;gap:10px}.exam-mode__identity strong{color:#f3faf8;font-size:clamp(42px,5.4vw,88px);font-weight:860;line-height:.98;letter-spacing:-.045em;text-wrap:balance}.exam-mode__identity span{color:#b5c7c6;font-size:clamp(17px,1.65vw,27px);font-weight:720;line-height:1.25;text-wrap:balance}.exam-mode__top-actions{position:absolute;z-index:4;top:clamp(16px,2.2vw,30px);right:clamp(16px,2.2vw,30px);display:flex;gap:8px;padding:4px;border-radius:14px;background:#fffdf8f0;box-shadow:0 12px 28px #020a103d}.exam-mode__top-actions button{width:48px;min-width:48px;height:48px;min-height:48px;padding:0;border-color:#0b1b2b33;border-radius:13px;background:#fffdf8f0;color:#0b1b2b;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.exam-mode__top-actions .exam-mode__exit{border-color:#ef778466;color:#f2b0b8}.exam-mode__top-actions .exam-mode__return{width:auto;padding-inline:12px}.exam-mode__return span{white-space:nowrap}.exam-mode__timer{width:min(100%,1120px);min-height:auto;gap:clamp(15px,2vh,26px);padding:0;border:0;border-radius:0;background:transparent;box-shadow:none}.exam-mode__timer>span{color:color-mix(in srgb,var(--exam-time-tone) 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