.board-frame,.board-canvas,.board-canvas .excalidraw{width:100%;height:100%;min-height:0}.board-frame{flex:auto;min-width:0;display:flex}.board-canvas{flex:auto;min-width:0;position:relative}.board-canvas-live{flex-direction:column;display:flex}.board-canvas-live>.excalidraw{flex:auto;height:auto}.board-frame .main-menu-trigger,.board-frame .sidebar-trigger,.board-frame .help-icon,.board-frame .App-toolbar__extra-tools-trigger,.board-frame .App-toolbar__divider,.board-frame .ToolIcon__penMode,.board-frame .ToolIcon__lock,.board-frame .App-toolbar .ToolIcon:not(.Shape):not(.board-style-toggle){display:none}.board-frame .Shape:not(:has([data-testid=toolbar-freedraw])):not(:has([data-testid=toolbar-eraser])):not(:has([data-testid=toolbar-text])):not(:has([data-testid=toolbar-selection])):not(:has([data-testid=toolbar-image])){display:none}.board-frame:not(.board-frame--text) .Shape:has([data-testid=toolbar-text]){display:none}.board-frame:not(.board-frame--text) .board-canvas:not(.board-canvas--images) .Shape:has([data-testid=toolbar-selection]){display:none}.board-frame .board-canvas:not(.board-canvas--images) .Shape:has([data-testid=toolbar-image]){display:none}.board-frame .excalidraw .main-menu-trigger,.board-frame .excalidraw .help-icon,.board-frame .excalidraw .sidebar-trigger,.board-frame .excalidraw .sidebar-trigger__label-element,.board-frame .excalidraw .App-toolbar__extra-tools-dropdown .dropdown-menu-container>div:not([class]),.board-frame .excalidraw .App-toolbar__extra-tools-dropdown .dropdown-menu-container>div:not([class])~button[data-testid=toolbar-embeddable],.board-frame .excalidraw .App-menu_top__left>div:first-child{display:none}.board-frame .excalidraw .App-menu__left{top:0;inset-inline-start:0}.board-frame .excalidraw .HintViewer{display:none!important}.board-canvas.board-pencil .excalidraw__canvas.interactive{cursor:url(../media/pencil-cursor.3u0duoc9k3da_.svg) 6 4,auto!important}.board-frame .excalidraw .FixedSideContainer_side_top{top:.5rem}.board-frame .excalidraw .App-menu_bottom{padding-inline-start:.5rem;bottom:.5rem}.board-frame .excalidraw .layer-ui__wrapper__top-right{margin-inline-end:-.5rem}.board-frame .excalidraw .board-draw-mode,.board-frame .excalidraw .board-actions{pointer-events:auto}.board-frame .excalidraw .board-actions .ToolIcon,.board-frame .excalidraw .board-draw-mode .ToolIcon,.board-frame .excalidraw .board-style-toggle{color:var(--icon-fill-color)}.board-frame .excalidraw .board-actions .ToolIcon__icon,.board-frame .excalidraw .board-draw-mode .ToolIcon__icon{width:var(--lg-button-size);height:var(--lg-button-size)}.board-frame .excalidraw .board-actions .ToolIcon__icon svg,.board-frame .excalidraw .board-draw-mode .ToolIcon__icon svg{width:var(--lg-icon-size);height:var(--lg-icon-size)}.board-frame .excalidraw .board-top-right{align-items:flex-start;gap:.5rem;display:flex}.board-frame .excalidraw .selected-shape-actions,.board-frame .excalidraw .App-mobile-menu{z-index:5;top:0;pointer-events:auto;box-sizing:border-box;width:14.5rem;max-width:calc(100% - 1rem);position:absolute;inset-inline-start:calc(var(--editor-container-padding) * -1 + .5rem)}.board-frame .excalidraw .selected-shape-actions .Island,.board-frame .excalidraw .App-mobile-menu{overflow:auto;max-height:var(--board-style-max,70vh)!important}.board-frame .excalidraw .selected-shape-actions .Island{width:100%}.board-frame .excalidraw .App-mobile-menu{background:var(--island-bg-color);border-radius:var(--border-radius-lg);box-shadow:var(--shadow-island);padding:.5rem .65rem}.board-frame .excalidraw .mobile-misc-tools-container{display:none}.board-frame .excalidraw .App-bottom-bar>.Island{width:auto;min-width:0;max-width:none;height:auto;max-height:none;box-shadow:none;pointer-events:none;background:0 0;padding:0;position:absolute;inset:0;overflow:visible}.board-frame .excalidraw .App-bottom-bar .App-toolbar,.board-frame .excalidraw .App-bottom-bar .App-toolbar-content,.board-canvas.board-style-closed .excalidraw .selected-shape-actions,.board-canvas.board-style-closed .excalidraw .App-mobile-menu{display:none}.board-widget{box-sizing:border-box;pointer-events:auto;color:#1e1e1e;background:#fff;flex-direction:column;gap:.35rem;width:100%;height:100%;padding:.6rem;font:14px/1.35 system-ui,sans-serif;display:flex;position:relative;overflow:auto}.board-widget__title{margin:0;font-weight:650}.board-widget__note,.board-widget__people,.board-widget__controls,.board-widget__confirm{margin:0}.board-widget__video{object-fit:cover;background:#1d2939;flex:1;width:100%;min-height:0}.board-widget--trainer{pointer-events:none}.excalidraw__embeddable-container:has(.board-widget--trainer) .excalidraw__embeddable-container__inner{pointer-events:none!important}.board-widget--device{pointer-events:none;background:#f5f7f2;border-radius:16px;gap:0;padding:0;overflow:hidden}.board-device-screen,.board-device-screen__fit{pointer-events:none;width:100%;height:100%;overflow:hidden}.board-device-screen__stage{transform-origin:0 0;pointer-events:none;width:1280px;height:720px}.board-device-screen__stage .kiosk-surface,.board-device-screen__stage .kiosk-standby,.board-device-screen__stage .trainer-player,.board-device-screen__stage .call-trainer-embed{width:1280px;height:720px;min-height:720px}.board-widget--selected{outline-offset:2px;outline:2px solid #1b1b1f}:is(.excalidraw__embeddable-container:has(.board-widget--device) .excalidraw__embeddable-container__inner,.excalidraw__embeddable-container:has(.board-widget--device) .excalidraw__embeddable__outer>*){background:0 0;border-radius:16px;pointer-events:none!important}.board-widget--person{pointer-events:none;background:0 0;border-radius:16px;gap:0;padding:0;overflow:hidden}.board-widget--person .lesson-participant-media,.board-widget--person .lesson-participant-media__button{pointer-events:auto;opacity:1}.excalidraw__embeddable-container:has(.board-widget--person) .excalidraw__embeddable-container__inner{pointer-events:none!important}.board-widget--person .lesson-participant-card{width:100%;height:100%}:is(.excalidraw__embeddable-container:has(.board-widget--person) .excalidraw__embeddable-container__inner,.excalidraw__embeddable-container:has(.board-widget--person) .excalidraw__embeddable__outer>*){background:0 0;border-radius:16px}.board-canvas .excalidraw-hyperlinkContainer{display:none}.board-widget--person .board-widget__video{pointer-events:none;height:100%;position:absolute;inset:0}.excalidraw__embeddable-container__inner .lesson-participant-media{pointer-events:auto}.board-widget__person{align-items:center;gap:.35rem;display:flex}.board-widget__controls{flex-wrap:wrap;gap:.35rem;display:flex}.board-widget button{color:inherit;background:#f6f6f6;border:1px solid #c8c8c8;border-radius:6px;padding:.25rem .5rem}.board-widget button:disabled{opacity:.55}.board-trainer-shell{box-sizing:border-box;border:1px solid var(--ops-line,#d8d5e4);pointer-events:none;width:100%;height:100%;color:var(--ops-ink,#282236);background:var(--ops-card,#fff);border-radius:16px;flex-direction:column;padding:0;display:flex;position:relative;overflow:hidden;box-shadow:0 8px 28px #24174414}.board-trainer-shell .board-widget__start{pointer-events:auto;background:var(--ops-accent,#6e55c4);color:#fff;border:0;border-radius:12px;padding:.7rem 1.6rem;font-size:1.25rem;font-weight:700;position:relative}.board-trainer-fit{pointer-events:auto;width:100%;height:100%;position:relative;overflow:hidden}.board-trainer-fit .lesson-trainer-stage{transform-origin:0 0;width:1280px;height:720px;position:absolute;top:0;left:0}.board-trainer-fit .call-trainer-embed,.board-trainer-fit .trainer-player{width:1280px;height:720px;min-height:0}.excalidraw__embeddable-container:has(.board-trainer-shell){height:100%}.excalidraw__embeddable-container:has(.board-trainer-shell) .excalidraw__embeddable-container__inner{height:100%}.excalidraw__embeddable-container:has(.board-room-shell){height:100%}.excalidraw__embeddable-container:has(.board-room-shell) .excalidraw__embeddable-container__inner{height:100%}:is(.excalidraw__embeddable-container:has(.board-trainer-shell) .excalidraw__embeddable-container__inner,.excalidraw__embeddable-container:has(.board-room-shell) .excalidraw__embeddable-container__inner),.board-canvas.board-eraser .board-room-shell,.board-canvas.board-eraser .board-room-shell *{pointer-events:none!important}.board-room-shell{box-sizing:border-box;border:1px solid var(--ops-line,#d8d5e4);pointer-events:none;background:var(--ops-card,#fff);width:100%;height:100%;color:var(--ops-ink,#282236);border-radius:16px;flex-direction:column;padding:0;display:flex;position:relative;overflow:hidden;box-shadow:0 8px 28px #24174414}.board-room-fit{pointer-events:none;background:#fff;flex:1 0 120px;width:100%;min-height:120px;position:relative;overflow:hidden}.board-room-fit--live{pointer-events:auto;flex-direction:column;display:flex}.board-room-fit--live>div{flex:1;min-width:0;min-height:0;display:flex}.board-room-fit--live .excalidraw,.board-room-fit--live .excalidraw-container{height:100%}.board-room-stage{transform-origin:0 0;background:#fff;position:absolute}.board-room-ink,.board-room-block,.board-room-nested,.board-room-quiet{pointer-events:none;position:absolute;overflow:hidden}.board-room-nested,.board-room-quiet{background:#f4f4f5}.board-room-block .board-widget{pointer-events:none;width:100%;height:100%}.board-room-trainer{pointer-events:none;width:100%;height:100%;overflow:hidden}.board-room-trainer__stage{pointer-events:none;transform-origin:0 0;width:1280px;height:720px}.lesson-card__header{border-bottom:1px solid var(--ops-line,#e3e0eb);box-sizing:border-box;background:var(--ops-card,#fff);pointer-events:none;border-radius:16px 16px 0 0;flex:none;align-items:center;gap:10px;min-height:48px;padding:10px 12px;display:flex}.lesson-card__actions{align-items:center;gap:8px;min-width:0;margin-inline-start:auto;display:flex}.lesson-card__header .lesson-room-audio{flex-direction:row;flex:0 auto;align-items:center;gap:8px;min-width:0}.lesson-card__header .lesson-room-audio__status{text-overflow:ellipsis;white-space:nowrap;max-width:220px;overflow:hidden}.lesson-card__header .lesson-card__open{flex-shrink:0;margin-inline-start:0}.lesson-card__kind{background:var(--ops-card-muted,#f2eff8);width:30px;height:30px;color:var(--ops-accent,#6e55c4);border-radius:9px;flex-shrink:0;place-items:center;font-size:22px;display:grid}.lesson-card__heading{flex-direction:column;flex:1;gap:3px;min-width:0;font:600 14px/1.25 system-ui,sans-serif;display:flex}.lesson-card__heading strong{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.lesson-card__heading span{color:var(--ops-muted,#777080);font-size:11px;font-weight:400}.lesson-card__body{flex:1;min-height:0;position:relative}.lesson-card__actions,.lesson-card__footer{pointer-events:auto}.lesson-card__footer{border-top:1px solid var(--ops-line,#e3e0eb);background:var(--ops-card,#fff);border-radius:0 0 16px 16px;flex-wrap:wrap;flex:none;align-items:center;gap:8px;padding:10px 12px;display:flex}.lesson-card__footer button,.lesson-card__actions button,.lesson-room-callbar button{border:1px solid var(--ops-line,#d8d5e4);background:var(--ops-card-muted,#f2eff8);color:inherit;cursor:pointer;border-radius:9px;padding:7px 10px;font:600 12px/1.25 system-ui,sans-serif;transition:background .18s,box-shadow .18s}.lesson-card__open{margin-inline-start:auto}.lesson-card__footer button:hover,.lesson-card__actions button:hover{box-shadow:0 2px 6px #2417441a}:is(.board-room-shell button:focus-visible,.board-trainer-shell button:focus-visible,.lesson-room-callbar button:focus-visible){outline:2px solid var(--ops-accent,#775bc7);outline-offset:2px}.board-room-shell button:disabled{opacity:.5;cursor:default}.lesson-card__empty,.lesson-card__notice,.lesson-card__error{color:var(--ops-muted,#777080);margin:0;padding:8px 12px;font:12px/1.4 system-ui,sans-serif}.lesson-card__error{color:var(--ops-danger,#bd3346)}.board-room-shell[data-pending]{box-shadow:0 0 0 2px var(--ops-accent,#775bc7), 0 8px 28px #24174414}.board-room-shell[data-closed] .board-room-fit{opacity:.55}.lesson-room-preview-anchor{pointer-events:none;position:absolute;inset:0}.lesson-room-preview-layer{z-index:2;pointer-events:auto;border-radius:0 0 12px 12px;position:absolute;overflow:hidden}.lesson-room-preview-layer[hidden]{display:none}.lesson-room-preview-layer[data-pass-through],.lesson-room-preview-layer[data-pass-through] *,.board-canvas-live.board-eraser .lesson-room-preview-layer,.board-canvas-live.board-eraser .lesson-room-preview-layer *{pointer-events:none!important}.lesson-room-workspace-preview{background:var(--ops-card,#fff);pointer-events:auto;position:absolute;inset:0;overflow:hidden}.lesson-room-workspace-preview .excalidraw .App-menu_top,.lesson-room-workspace-preview .excalidraw .App-top-bar,.lesson-room-workspace-preview .excalidraw .selected-shape-actions{display:none}.board-widget-link-covers{z-index:3;pointer-events:none;position:absolute;inset:0;overflow:hidden}.board-widget-link-covers canvas{pointer-events:none;position:absolute}.board-canvas[data-widget-link] .excalidraw-hyperlinkContainer{display:none}.board-canvas:has(.board-widget-link-covers[data-widget-link]) .excalidraw-hyperlinkContainer{display:none}:is(.board-canvas:has(.board-widget-link-covers[data-card-style]) .excalidraw .selected-shape-actions,.board-canvas:has(.board-widget-link-covers[data-card-style]) .excalidraw .App-mobile-menu){display:none}.lesson-room-workspace-preview__stage{width:100%;height:100%;min-height:0;display:flex}.lesson-room-workspace-preview__canvas{flex-direction:column;flex:auto;min-width:0;height:100%;min-height:0;display:flex;position:relative}.lesson-room-workspace-preview__canvas>div{flex-direction:column;flex:auto;min-width:0;min-height:0;display:flex}.lesson-room-workspace-preview__rail{box-sizing:border-box;border-inline-start:1px solid var(--ops-line,#e3e0eb);background:var(--ops-card,#fff);flex:0 0 13.5135%;min-width:72px;min-height:4.5rem;padding:8px;overflow-y:auto}.lesson-room-shelf-empty{min-height:4.5rem;color:var(--ops-muted,#777080);margin:0;font:12px/1.4 system-ui,sans-serif}.lesson-room-workspace-preview__canvas[data-drop],.lesson-room-workspace-preview__rail[data-drop],.lesson-board-rail[data-drop],.lesson-room-stage[data-drop],.board-canvas-live[data-drop],.lesson-room-workspace-preview__canvas[data-pointer-drop],.lesson-room-workspace-preview__rail[data-pointer-drop],.lesson-board-rail[data-pointer-drop],.lesson-room-stage[data-pointer-drop],.board-canvas-live[data-pointer-drop]{box-shadow:inset 0 0 0 3px var(--ops-accent,#6e55c4);background-color:#6e55c414}.lesson-room-audio{flex-direction:column;flex:1;gap:6px;min-width:160px;display:flex}.lesson-room-audio__status{color:var(--ops-muted,#777080);align-items:center;gap:6px;font:11px/1.3 system-ui,sans-serif;display:flex}.lesson-room-audio__signal{background:#9b93a8;border-radius:50%;flex-shrink:0;width:6px;height:6px}.lesson-room-audio[data-phase=listening] .lesson-room-audio__signal,.lesson-room-audio[data-phase=talking] .lesson-room-audio__signal{background:#20a774;box-shadow:0 0 0 3px #20a77422}.lesson-room-audio[data-phase=failed] .lesson-room-audio__signal{background:#bd3346}.lesson-room-audio__buttons{flex-wrap:wrap;gap:5px;display:flex}.lesson-room-audio__buttons button{align-items:center;gap:4px;display:flex}.lesson-room-audio__buttons button[aria-pressed=true]{background:var(--ops-accent,#6e55c4);color:#fff;border-color:#0000}.lesson-room-audio__mic{width:15px;height:15px}.lesson-room-callbar{z-index:24;border:1px solid var(--ops-line,#ddd4ef);background:var(--ops-card,#fff);max-width:min(620px,90%);color:var(--ops-ink,#282236);border-radius:14px;flex-wrap:wrap;align-items:center;gap:12px;padding:10px 14px;font:12px system-ui,sans-serif;display:flex;position:absolute;top:62px;left:50%;transform:translate(-50%);box-shadow:0 8px 28px #24174420}.lesson-room-callbar>span{color:var(--ops-muted,#777080);font-size:11px}.lesson-trainer-ready{box-sizing:border-box;text-align:center;background:radial-gradient(at 50% 0,#9d88df18,#0000 65%);flex-direction:column;justify-content:center;align-items:center;gap:12px;height:100%;padding:20px;font:14px/1.4 system-ui,sans-serif;display:flex}.lesson-trainer-ready p{max-width:310px;color:var(--ops-muted,#777080);margin:0;font-size:12px}.lesson-trainer-ready__symbol{background:var(--ops-card-muted,#f2eff8);width:52px;height:52px;color:var(--ops-accent,#6e55c4);border-radius:18px;place-items:center;font-size:30px;display:grid}.lesson-person-transfer{z-index:9999;pointer-events:none;box-sizing:border-box;color:#514170;white-space:nowrap;text-overflow:ellipsis;background:#f4eeff;border:1px solid #c9b8eb;border-radius:12px;padding:14px;font:600 13px system-ui,sans-serif;position:fixed;overflow:hidden;box-shadow:0 8px 24px #24174422}.lesson-room-conversation{color:#227c60;background:#20a77414;border-radius:8px;padding:6px 10px;font:500 12px/1.3 system-ui,sans-serif}@media (prefers-reduced-motion:reduce){.lesson-card__footer button,.lesson-card__actions button{transition:none}.lesson-person-transfer{display:none}}.board-presence-layer{pointer-events:none;z-index:2;position:absolute;inset:0;overflow:hidden}.board-presence-layer[hidden],.board-presence-layer [hidden]{display:none}.board-presence-frame{box-sizing:border-box;border:2px solid var(--presence-color);background:0 0;border-radius:5px;position:absolute}.board-presence-name{text-overflow:ellipsis;white-space:nowrap;color:#fff;background:var(--presence-color);border-radius:0 0 5px;max-width:220px;padding:3px 7px;font:600 12px/1.4 system-ui,sans-serif;position:absolute;overflow:hidden}.board-presence-cursor{white-space:nowrap;text-overflow:ellipsis;max-width:240px;color:var(--presence-color);text-shadow:0 1px #fff,1px 0 #fff,0 -1px #fff,-1px 0 #fff;will-change:transform;padding:14px 0 0 17px;font:600 13px/1.5 system-ui,sans-serif;position:absolute;top:0;left:0;overflow:hidden}.board-presence-cursor:before{content:"";background:var(--presence-color);clip-path:polygon(0 0,100% 58%,54% 64%,28% 100%);width:17px;height:22px;position:absolute;top:0;left:0}.board-presence-cursor[data-down=true]{font-weight:800}.board-presence-toolbar-slot{display:contents}.board-presence-toggle[aria-pressed=true]{background:var(--color-primary-light,#eee9ff);color:var(--color-primary,#6d28d9)}.board-presence-name--draggable{pointer-events:auto;cursor:grab;-webkit-user-select:none;user-select:none;touch-action:none}:is(.board-presence-name--draggable:hover,.board-presence-name--draggable:focus-visible){outline-offset:1px;outline:2px solid #fff}.board-presence-name--draggable[data-dragging=true]{cursor:grabbing}.board-presence-notice{z-index:5;color:#4d4270;pointer-events:none;background:#fff;border-radius:8px;max-width:80%;padding:6px 10px;font:500 12px/1.4 system-ui,sans-serif;position:absolute;bottom:52px;left:50%;transform:translate(-50%);box-shadow:0 2px 8px #0002}.board-presence-notice[hidden]{display:none}