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auto;gap:6px}body .whiteboardTextToolbar .whiteboardTextSizeInput{box-sizing:border-box;width:100%;min-width:0;height:var(--edu-control-height-sm);min-height:var(--edu-control-height-sm);padding:2px 4px}.whiteboardTextLinkForm{display:flex;align-items:center;gap:4px;margin-top:6px;padding-top:6px;border:0}.whiteboardTextToolbar .pageBlockColorPalette{border:0}.whiteboardTextLinkForm input{flex:1;min-width:0}.whiteboardTextCustomColor input{box-sizing:border-box;width:27px;height:30px;min-height:30px;padding:2px}.whiteboardTextAccessibleHint{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}.whiteboardZoomControls{align-items:center;background:var(--edu-color-surface);border:0;border-radius:14px;bottom:16px;box-shadow:var(--classroom-floating-shadow, 0 8px 24px rgb(15 23 42 / 10%), 0 1px 4px rgb(15 23 42 / 8%));color:var(--edu-color-text);display:flex;gap:4px;max-width:calc(100% - 24px);padding:4px;position:absolute;right:16px;z-index:7}.whiteboardZoomControls button{background:transparent;border:0;border-radius:10px;box-shadow:none;color:inherit;display:grid;flex:0 0 36px;height:36px;min-height:36px;min-width:36px;padding:0;place-items:center;width:36px}.whiteboardZoomControls button:is(:hover,:focus-visible,:active):not(:disabled){background:var(--edu-color-info-bg);box-shadow:none;outline:none;transform:none}.whiteboardZoomControls button:disabled{background:transparent;box-shadow:none;cursor:var(--edu-cursor-not-allowed);opacity:.4;transform:none}.whiteboardZoomControls button svg{height:18px;width:18px}.whiteboardZoomControls output{font-size:14px;font-variant-numeric:tabular-nums;font-weight:var(--edu-weight-heading);min-width:56px;text-align:center;white-space:nowrap}@media(max-width:760px){.whiteboardZoomControls{bottom:12px;right:12px}.whiteboardZoomControls button{flex-basis:40px;height:40px;min-height:40px;min-width:40px;width:40px}}.storagePdfViewer{align-self:stretch;justify-self:stretch;display:grid;grid-template-rows:minmax(0,1fr) auto;width:100%;height:100%;min-width:0;min-height:0;overflow:hidden;background:var(--edu-color-background)}.storagePdfViewport{min-width:0;min-height:0;overflow:auto;display:grid;align-content:start;justify-items:center;padding:12px;overscroll-behavior:contain;scrollbar-gutter:stable;touch-action:pan-x pan-y}.storagePdfViewport canvas{display:block;max-width:none;height:auto;background:#fff;box-shadow:0 8px 24px #0f172a24}.storagePdfViewerReadonly{grid-template-rows:minmax(0,1fr)}.storagePdfViewerReadonly .storagePdfViewport{overflow:hidden;pointer-events:none;scrollbar-gutter:auto;touch-action:none;-webkit-user-select:none;user-select:none}.storagePdfStatus{align-self:center;justify-self:center;margin:var(--edu-space-5)}.storagePdfControls{z-index:1;display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:var(--edu-space-2) var(--edu-space-3);min-width:0;padding:var(--edu-space-2) var(--edu-space-3);border-top:1px solid var(--edu-color-border);background:#fffffff7;box-shadow:0 -4px 16px #0f172a14}.storagePdfZoom,.storagePdfPager{display:flex;align-items:center;gap:var(--edu-space-1)}.storagePdfControls button{min-width:var(--edu-control-height);min-height:var(--edu-control-height);padding:0 var(--edu-control-padding-x);border:1px solid var(--edu-color-border);border-radius:var(--edu-radius-control);color:var(--edu-color-text);background:var(--edu-color-surface);box-shadow:none;font:inherit;font-weight:var(--edu-weight-strong);touch-action:manipulation;font-size:var(--edu-font-control)}.storagePdfControls button:hover:not(:disabled),.storagePdfControls button:focus-visible{border-color:var(--edu-color-primary);color:var(--edu-color-primary-hover);background:var(--edu-color-info-bg);outline:none}.storagePdfControls button:disabled{opacity:.42}.storagePdfZoom button:nth-child(2){min-width:64px;font-size:var(--edu-font-control)}.storagePdfPager span,.storagePdfPageCount{min-width:58px;color:var(--edu-color-text);font-size:var(--edu-font-body);font-weight:var(--edu-weight-strong);text-align:center;white-space:nowrap}.storagePdfZoomHint{color:var(--edu-color-muted);font-size:var(--edu-font-label);white-space:nowrap}@media(max-width:720px){.storagePdfViewport{padding:8px;scrollbar-gutter:auto}.storagePdfControls{gap:6px var(--edu-space-2);padding:7px var(--edu-space-2) calc(7px + env(safe-area-inset-bottom))}.storagePdfControls button{min-width:36px;min-height:36px;padding-inline:var(--edu-space-2)}.storagePdfZoom button:nth-child(2){min-width:56px}.storagePdfZoomHint{display:none}}@media(max-width:390px){.storagePdfControls{justify-content:space-between}.storagePdfZoom,.storagePdfPager{gap:var(--edu-space-1)}.storagePdfControls button{min-width:34px;min-height:34px;padding-inline:6px}}.eduLoadingSpinner{display:inline-block;flex:0 0 auto;width:1em;height:1em;box-sizing:border-box;border:2px solid currentColor;border-right-color:transparent;border-radius:50%;vertical-align:-.12em;animation:edu-loading-spin .76s linear infinite}.eduLoadingStatus{display:flex;align-items:center;justify-content:center;gap:var(--edu-space-2);min-width:0;line-height:1.45}.eduLoadingStatus>.eduLoadingSpinner{width:20px;height:20px;color:#5360df}.eduLoadingText{display:grid;min-width:0;gap:var(--edu-space-1);overflow-wrap:anywhere}.eduLoadingDetail{color:var(--edu-color-muted);font-size:.88em;font-weight:var(--edu-weight-normal)}.boardImageLoadingOverlay{position:absolute;inset:0;z-index:24;display:flex;align-items:center;justify-content:center;padding:12px;box-sizing:border-box;background:#ffffff6b;pointer-events:none}.boardImageLoadingStatus{width:320px;max-width:100%;box-sizing:border-box;padding:16px;border:1px solid var(--edu-color-border);border-radius:12px;background:var(--edu-color-surface);color:#24324a;box-shadow:0 5px 14px #1f32511f;font-size:var(--edu-font-body);font-weight:var(--edu-weight-strong)}@media(max-height:480px){.boardImageLoadingOverlay{padding:8px}.boardImageLoadingStatus{padding:10px 12px;font-size:var(--edu-font-label)}}@keyframes edu-loading-spin{to{transform:rotate(360deg)}}@media(prefers-reduced-motion:reduce){.eduLoadingSpinner{animation:none}}.teacherDashboardSectionLoading{display:flex;width:100%;min-height:220px;box-sizing:border-box;flex-direction:column;align-items:center;justify-content:center;gap:var(--edu-space-2);padding:var(--edu-space-5);border:1px solid var(--edu-color-border);border-radius:var(--teacher-cabinet-radius, 12px);color:var(--edu-color-muted);background:var(--edu-color-surface);box-shadow:var(--teacher-cabinet-surface-shadow, 0 5px 14px rgb(31 50 81 / 7%));font-size:var(--edu-font-label);font-weight:var(--edu-weight-strong);text-align:center}.teacherDashboardSectionLoading.isCompact{min-height:140px;border:0;border-radius:0;background:transparent;box-shadow:none}.teacherDashboardSectionLoading .eduLoadingSpinner{width:22px;height:22px;color:var(--edu-color-primary)}.modalBackdrop.storageModalBackdrop{z-index:var(--edu-z-storage);inset:auto;top:var(--edu-visual-viewport-offset-top, 0px);left:var(--edu-visual-viewport-offset-left, 0px);width:var(--edu-visual-viewport-width, 100dvw);max-width:none;height:var(--edu-visual-viewport-height, 100dvh);padding:var(--edu-dialog-edge);overflow:hidden}.teacherStorageDialog{position:relative;width:min(var(--edu-dialog-width-xl),100%);height:min(760px,calc(var(--edu-visual-viewport-height, 100dvh) - 24px));min-height:min(620px,calc(var(--edu-visual-viewport-height, 100dvh) - 24px));max-height:calc(var(--edu-visual-viewport-height, 100dvh) - 24px);overflow:hidden;display:flex;flex-direction:column;color:var(--edu-color-text);background:var(--edu-color-surface);border:1px solid rgba(226,232,240,.94);border-radius:12px;box-shadow:0 20px 58px #0f172a3d}.teacherStorageEmbeddedShell{width:100%;min-width:0}.teacherStorageDialog.teacherStorageDialogEmbedded{width:100%;height:760px;min-height:640px;max-height:none;border-color:var(--edu-color-border);border-radius:2px;box-shadow:none}.teacherStoragePreviewBackdrop{position:fixed;z-index:300;inset:auto;top:var(--edu-visual-viewport-offset-top, 0px);left:var(--edu-visual-viewport-offset-left, 0px);width:var(--edu-visual-viewport-width, 100dvw);height:var(--edu-visual-viewport-height, 100dvh);display:grid;overflow:hidden;overscroll-behavior:contain;background:#121a2c}.teacherStoragePreview{position:relative;width:100%;height:100%;min-height:0;display:grid;grid-template-rows:auto minmax(0,1fr);overflow:hidden;border:0;border-radius:0;background:var(--edu-color-surface);box-shadow:none}.teacherStoragePreviewCompact{place-self:center;width:min(760px,calc(100% - 72px));height:min(520px,calc(100% - 96px));min-width:min(360px,calc(100% - 36px));min-height:min(300px,calc(100% - 36px));max-width:calc(100% - 36px);max-height:calc(100% - 36px);border:1px solid var(--edu-color-border);border-radius:20px;box-shadow:0 28px 70px #0f172a57;transform:none;resize:both}.teacherStoragePreviewCompact::-webkit-resizer{cursor:var(--edu-cursor-nwse-resize)}.teacherStoragePreview>header{display:flex;align-items:center;justify-content:space-between;gap:var(--edu-space-3);min-width:0;padding:var(--edu-space-2) var(--edu-dialog-padding);border-bottom:1px solid var(--edu-color-border);background:#fffffff5}.teacherStoragePreview>header>div{display:flex;align-items:center;gap:10px;min-width:0}.teacherStoragePreview>header strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.teacherStoragePreview>header span{color:var(--edu-color-muted);font-size:var(--edu-font-body)}.teacherStoragePreview>header.teacherStoragePreviewWithStatus{flex-wrap:wrap}.teacherStoragePreview>header>.teacherStorageSelectionStatus{flex:1 0 100%;margin:0;color:var(--edu-color-muted);font-size:var(--edu-font-control);overflow-wrap:anywhere}.teacherStoragePreview>header button{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:var(--edu-control-height);padding:0 var(--edu-control-padding-x);border:1px solid var(--edu-color-border);border-radius:var(--edu-radius-control);color:var(--edu-color-text);background:var(--edu-color-surface);box-shadow:none;transform:none;-webkit-user-select:none;user-select:none}.teacherStoragePreview>header button:not(:last-child){border-color:var(--edu-color-primary);color:var(--edu-color-on-accent);background:var(--edu-color-primary)}.teacherStoragePreview>header button:last-child{flex:0 0 var(--edu-control-height);height:var(--edu-control-height);min-height:var(--edu-control-height);display:grid;place-items:center;gap:0;width:var(--edu-control-height);padding:0;line-height:0}.teacherStoragePreview>header button:last-child svg{display:block;margin:0}.teacherStoragePreview>header button:hover:not(:disabled),.teacherStoragePreview>header button:focus-visible{border-color:var(--edu-color-border-strong);color:var(--edu-color-text);background:var(--edu-color-background);box-shadow:none;outline:none;transform:none}.teacherStoragePreview>header button:not(:last-child):hover:not(:disabled),.teacherStoragePreview>header button:not(:last-child):focus-visible{border-color:var(--edu-color-primary-hover);color:var(--edu-color-on-accent);background:var(--edu-color-primary-hover)}.teacherStoragePreview>header button.teacherStoragePreviewSizeButton,.teacherStoragePreview>header button.teacherStoragePreviewSizeButton:hover:not(:disabled),.teacherStoragePreview>header button.teacherStoragePreviewSizeButton:focus-visible{flex:0 0 var(--edu-control-height);width:var(--edu-control-height);padding:0;border-color:var(--edu-color-border);color:var(--edu-color-text);background:var(--edu-color-surface)}.teacherStoragePreview>header button.teacherStoragePreviewSizeButton:hover:not(:disabled),.teacherStoragePreview>header button.teacherStoragePreviewSizeButton:focus-visible{border-color:var(--edu-color-border-strong);color:var(--edu-color-text);background:var(--edu-color-background)}.teacherStoragePreview svg{width:18px;height:18px}.teacherStoragePreviewBody{min-height:0;overflow:auto;display:grid;place-items:center;background:var(--edu-color-background)}.teacherStorageDocumentPreviewBody{grid-template-rows:minmax(0,1fr) auto;place-items:stretch;overflow:hidden}.teacherStorageMediaPreviewBody{place-items:center;overflow:hidden;padding:20px;background:var(--edu-color-nav)}.teacherStorageMediaPreviewBody video{display:block;width:100%;height:100%;max-width:100%;max-height:100%;object-fit:contain;background:#000}.teacherStorageMediaPreviewBody audio{width:min(620px,100%)}.teacherStoragePreviewBody img{display:block;max-width:100%;max-height:100%;object-fit:contain}.teacherStorageImagePreviewBody{position:relative;display:block;overflow:hidden;-webkit-user-select:none;user-select:none}.teacherStorageImagePreviewViewport{width:100%;height:100%;overflow:auto;overscroll-behavior:contain;scrollbar-gutter:stable;outline:none}.teacherStorageImagePreviewViewport:focus-visible{box-shadow:inset 0 0 0 3px #3159dc57}.teacherStorageImagePreviewCanvas{min-width:100%;min-height:100%;display:grid;place-items:center}.teacherStorageImagePreviewCanvas img{display:block;min-width:0;min-height:0;max-width:none;max-height:none;object-fit:contain;object-position:center;-webkit-user-drag:none;-webkit-user-select:none;user-select:none}.teacherStorageImageZoomControls{position:absolute;z-index:4;left:50%;bottom:14px;transform:translate(-50%);display:flex;align-items:center;gap:6px;max-width:calc(100% - 24px);padding:6px;border:1px solid rgba(203,213,225,.96);border-radius:13px;color:var(--edu-color-text);background:#fffffff0;box-shadow:0 10px 30px #0f172a33;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.teacherStorageImageZoomControls button{display:grid;place-items:center;flex:0 0 var(--edu-control-height);width:var(--edu-control-height);min-height:var(--edu-control-height);padding:0;border:1px solid var(--edu-color-border);border-radius:var(--edu-radius-control);color:var(--edu-color-text);background:var(--edu-color-surface);box-shadow:none;transform:none}.teacherStorageImageZoomControls button:hover:not(:disabled),.teacherStorageImageZoomControls button:focus-visible{border-color:var(--edu-color-border-strong);color:var(--edu-color-primary);background:var(--edu-color-info-bg);outline:none;transform:none}.teacherStorageImageZoomControls button:disabled{opacity:.42}.teacherStorageImageZoomControls button.teacherStorageImageZoomValue{flex-basis:64px;width:64px;font-size:var(--edu-font-control);font-weight:var(--edu-weight-strong)}.teacherStorageImageZoomControls svg{width:18px;height:18px}.teacherStorageImageZoomControls>span{padding:0 6px 0 3px;white-space:nowrap;color:var(--edu-color-muted);font-size:var(--edu-font-control)}.teacherStoragePreviewBody iframe{width:100%;height:100%;border:0;background:var(--edu-color-surface)}.teacherStorageSelectionControls{display:flex;flex-wrap:wrap;align-items:end;gap:var(--edu-space-2);width:100%;padding:var(--edu-space-3);border:1px solid var(--edu-color-border);border-radius:10px}.teacherStorageSelectionControls label{display:grid;gap:var(--edu-space-1);font-size:var(--edu-font-label)}.teacherStorageSelectionControls input{width:76px;min-height:var(--edu-control-height);padding:var(--edu-control-padding-y) var(--edu-control-padding-x);font-size:var(--edu-font-control);font-weight:var(--edu-weight-normal)}.teacherStoragePreviewBody pre{justify-self:stretch;align-self:stretch;margin:0;padding:22px;overflow:auto;white-space:pre-wrap;overflow-wrap:anywhere;color:var(--edu-color-text);background:var(--edu-color-surface);font:.92rem/1.55 ui-monospace,SFMono-Regular,Consolas,monospace}.teacherStoragePreviewPending{max-width:520px;display:grid;place-items:center;gap:10px;padding:28px;color:var(--edu-color-muted);text-align:center}.teacherStoragePreviewPending svg{width:54px;height:54px}.teacherStoragePreviewBackdrop[data-storage-preview=lightbox-v1]{background:#0f172a5c;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}.teacherStoragePreviewLightbox{grid-template-rows:minmax(0,1fr);color:var(--edu-color-on-accent);background:transparent}.teacherStoragePreviewTopbar{position:absolute;z-index:5;top:calc(12px + env(safe-area-inset-top));right:calc(12px + env(safe-area-inset-right));left:calc(16px + env(safe-area-inset-left));display:grid;grid-template-columns:minmax(0,1fr) 44px;align-items:center;gap:var(--edu-space-4)}.teacherStoragePreviewFileName{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.teacherStoragePreviewLightbox .teacherStoragePreviewClose{display:grid;place-items:center;width:44px;height:44px;min-height:44px;padding:0;color:var(--edu-color-on-accent)}.teacherStoragePreviewClose svg{width:28px;height:28px}.teacherStoragePreviewLightbox>.teacherStoragePreviewBody{padding:calc(64px + env(safe-area-inset-top)) calc(var(--edu-space-4) + env(safe-area-inset-right)) calc(88px + env(safe-area-inset-bottom)) calc(var(--edu-space-4) + env(safe-area-inset-left));background:transparent}.teacherStoragePreviewLightbox .teacherStorageImagePreviewViewport{scrollbar-gutter:auto}.teacherStoragePreviewLightbox video{background:transparent}.teacherStoragePreviewLightbox .storagePdfViewer{background:transparent}.teacherStoragePreviewLightbox .storagePdfControls{border:0;background:transparent;box-shadow:none}.teacherStoragePreviewLightbox :is(.teacherStoragePreviewPending,.storagePdfPager span,.storagePdfPageCount,.storagePdfZoomHint){color:inherit}.teacherStoragePreviewGallery{bottom:calc(12px + env(safe-area-inset-bottom));width:max-content;max-width:calc(100% - 32px - env(safe-area-inset-left) - env(safe-area-inset-right))}.teacherStoragePreviewGallery button{flex:0 0 44px;width:44px;min-height:44px}.teacherStoragePreviewGallery .teacherStoragePreviewGalleryCount{display:block;min-width:60px;max-width:240px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;padding:0 var(--edu-space-2);color:var(--edu-color-text);font-size:var(--edu-font-body);text-align:center;font-variant-numeric:tabular-nums}.teacherStorageHeader,.teacherStorageBreadcrumbs,.teacherStorageUploads{display:flex;align-items:center;gap:var(--edu-dialog-gap);border-bottom:1px solid var(--edu-color-border)}.teacherStorageHeader{flex:0 0 auto;justify-content:space-between;padding:var(--edu-dialog-padding);background:var(--edu-color-surface)}.teacherStorageTitleBlock{min-width:0;display:flex;align-items:center;gap:var(--edu-space-3)}.teacherStorageTitleIcon,.teacherStorageQuotaIcon{display:grid;place-items:center;flex:0 0 auto;color:var(--edu-color-primary);background:var(--edu-color-info-bg)}.teacherStorageTitleIcon{width:42px;height:42px;border-radius:13px}.teacherStorageTitleIcon svg{width:21px;height:21px}.teacherStorageHeader p,.teacherStorageHeader h2{margin:0}.teacherStorageHeader p{color:var(--edu-color-subtle);font-size:var(--edu-font-caption);font-weight:var(--edu-weight-heading);letter-spacing:.045em;text-transform:uppercase}.teacherStorageHeader h2{margin-top:2px;color:var(--edu-color-text);font-size:var(--edu-font-title);line-height:var(--edu-line-heading)}.teacherStorageDialog .modalCloseButton{width:40px;height:40px;flex:0 0 auto;padding:0;border:0;border-radius:0;color:var(--edu-color-muted);background:transparent;box-shadow:none}.teacherStorageDialog .modalCloseButton:hover,.teacherStorageDialog .modalCloseButton:focus-visible{color:var(--edu-color-text);background:transparent;border-color:var(--edu-color-border);box-shadow:none;transform:none;border:0;border-radius:0}.teacherStorageToolbar{flex:0 0 auto;display:grid;grid-template-columns:auto;align-items:center;gap:var(--edu-space-2);padding:var(--edu-space-2) var(--edu-dialog-padding);border-bottom:1px solid var(--edu-color-border);background:var(--edu-color-surface-muted)}.teacherStorageFileInput{display:none}.teacherStorageToolbarActions{display:flex;align-items:center;gap:var(--edu-space-2)}.teacherStorageDialog .teacherStorageToolbar button{min-height:var(--edu-control-height);display:inline-flex;align-items:center;justify-content:center;gap:7px;padding:0 var(--edu-control-padding-x);border:1px solid var(--edu-color-border);border-radius:var(--edu-radius-control);color:var(--edu-color-text);background:var(--edu-color-surface);box-shadow:0 1px 2px #0f172a0a;font-size:var(--edu-font-control);font-weight:var(--edu-weight-heading)}.teacherStorageDialog .teacherStorageToolbar button:hover:not(:disabled),.teacherStorageDialog .teacherStorageToolbar button:focus-visible{border-color:var(--edu-color-border-strong);color:var(--edu-color-text);background:var(--edu-color-surface-muted);box-shadow:0 4px 12px #0f172a12;outline:none;transform:none}.teacherStorageDialog .teacherStorageToolbar .teacherStorageUploadButton{border-color:var(--edu-color-primary);color:var(--edu-color-on-accent);background:var(--edu-color-primary);box-shadow:0 8px 20px #3159dc38}.teacherStorageDialog .teacherStorageToolbar .teacherStorageUploadButton:hover:not(:disabled),.teacherStorageDialog .teacherStorageToolbar .teacherStorageUploadButton:focus-visible{border-color:var(--edu-color-primary-hover);color:var(--edu-color-on-accent);background:var(--edu-color-primary-hover);box-shadow:0 10px 24px #3159dc45}.teacherStorageSearch{min-width:0;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:var(--edu-space-2)}.teacherStorageSearchField{min-width:0;min-height:var(--edu-control-height);display:grid;grid-template-columns:20px minmax(0,1fr);align-items:center;gap:var(--edu-space-2);padding:0 var(--edu-control-padding-x);border:1px solid var(--edu-color-border);border-radius:var(--edu-radius-control);color:var(--edu-color-subtle);background:var(--edu-color-surface);transition:border-color .16s ease,box-shadow .16s ease}.teacherStorageSearchField:focus-within{border-color:var(--edu-color-primary);box-shadow:var(--edu-focus-ring)}.teacherStorageSearchField svg{width:18px;height:18px}.teacherStorageSearchField input{width:100%;min-width:0;height:calc(var(--edu-control-height) - 2px);padding:0;border:0;outline:0;color:var(--edu-color-text);background:transparent;font-size:var(--edu-font-control)}.teacherStorageSearchField input::placeholder{color:var(--edu-color-subtle)}.teacherStorageSearch>button svg{display:none}.teacherStorageUploads{flex:0 0 auto;max-height:150px;padding:var(--edu-control-padding-y) var(--edu-panel-padding);overflow:auto;align-items:stretch;flex-direction:column;gap:5px;background:var(--edu-color-surface-muted)}.teacherStorageUpload{display:grid;grid-template-columns:22px minmax(0,1fr) auto;align-items:center;gap:var(--edu-space-2);padding:6px 9px;border:1px solid var(--edu-color-border);border-radius:9px;background:var(--edu-color-surface);box-shadow:0 1px 2px #0f172a09}.teacherStorageUploadDetails{min-width:0;display:grid;gap:2px}.teacherStorageUpload strong,.teacherStorageUpload span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.teacherStorageUpload strong{font-size:var(--edu-font-label);line-height:var(--edu-line-body)}.teacherStorageUploadDetails>span{color:var(--edu-color-muted);font-size:var(--edu-font-caption);line-height:var(--edu-line-body)}.teacherStorageUploadIcon svg,.teacherStorageUploadIcon .eduLoadingSpinner{width:17px;height:17px}.teacherStorageUpload-queued .teacherStorageUploadIcon{color:var(--edu-color-muted)}.teacherStorageUpload-preparing .teacherStorageUploadIcon,.teacherStorageUpload-uploading .teacherStorageUploadIcon,.teacherStorageUpload-processing .teacherStorageUploadIcon,.teacherStorageUpload-previewing .teacherStorageUploadIcon{color:var(--edu-color-primary)}.teacherStorageUpload-done .teacherStorageUploadIcon{color:var(--edu-color-success)}.teacherStorageUpload-error .teacherStorageUploadIcon,.teacherStorageUpload-cancelled .teacherStorageUploadIcon{color:var(--edu-color-error)}.teacherStorageUploadProgress{width:100%;height:3px;overflow:hidden;border-radius:999px;background:var(--edu-color-border)}.teacherStorageUploadProgress span{display:block;height:100%;background:var(--edu-color-primary);transition:width .16s ease-out}.teacherStorageUploadActions{display:flex;align-items:center;justify-content:flex-end;gap:5px}.teacherStorageUploadActions button{min-height:var(--edu-control-height-sm);padding:0 var(--edu-space-2);border-radius:8px;box-shadow:none;font-size:var(--edu-font-control);transform:none}.teacherStorageUploadActions .teacherStorageUploadDismiss{width:30px;padding:0;color:var(--edu-color-muted);background:transparent;border-color:transparent}.teacherStorageUploadDismiss svg{width:15px;height:15px}.teacherStorageToolbar button,.teacherStorageBreadcrumbs button,.teacherStorageItem{display:inline-flex;align-items:center;gap:var(--edu-space-2)}.teacherStorageToolbar svg,.teacherStorageItem svg{width:18px;height:18px}.teacherStorageBreadcrumbs{flex:0 0 auto;min-height:30px;padding:var(--edu-space-1) var(--edu-panel-padding);overflow-x:auto;background:var(--edu-color-surface);scrollbar-width:none}.teacherStorageDialog .teacherStorageBreadcrumbs button{border:0;border-radius:0;background:transparent;box-shadow:none;padding:var(--edu-space-1) 0;color:var(--edu-color-muted);cursor:var(--edu-cursor-pointer);font-size:var(--edu-font-control);font-weight:var(--edu-weight-strong);outline:none;transform:none;white-space:nowrap}.teacherStorageDialog .teacherStorageBreadcrumbs button:hover:not(:disabled),.teacherStorageDialog .teacherStorageBreadcrumbs button:focus-visible{border:0;color:var(--edu-color-primary);background:transparent;box-shadow:none;outline:none;transform:none}.teacherStorageDialog .teacherStorageBreadcrumbs button[aria-current=page]{color:var(--edu-color-text)}.teacherStorageDialog .teacherStorageBreadcrumbs button[aria-current=page]:hover,.teacherStorageDialog .teacherStorageBreadcrumbs button[aria-current=page]:focus-visible{color:var(--edu-color-primary)}.teacherStorageBreadcrumbs button+button:before{content:"/";margin-right:var(--edu-space-2);color:var(--edu-color-subtle)}.teacherStorageBody{flex:1;min-height:0;display:grid;grid-template-columns:236px minmax(0,1fr);overflow:hidden;background:var(--edu-color-surface)}.teacherStorageSidebar{min-width:0;display:flex;flex-direction:column;align-self:stretch;gap:var(--edu-panel-gap);padding:var(--edu-panel-padding);border-right:1px solid var(--edu-color-border);background:var(--edu-color-surface-muted)}.teacherStorageSidebarTrashButton{min-height:var(--edu-control-height);width:100%;margin-top:auto;display:inline-flex;align-items:center;justify-content:flex-start;gap:var(--edu-space-2);padding:0 var(--edu-control-padding-x);border:1px solid var(--edu-color-border);border-radius:var(--edu-radius-control);color:var(--edu-color-muted);background:var(--edu-color-surface);box-shadow:none;font-size:var(--edu-font-control);font-weight:var(--edu-weight-heading)}.teacherStorageSidebar .teacherStorageSidebarTrashButton span{color:inherit}.teacherStorageSidebarTrashButton svg{width:17px;height:17px}.teacherStorageSidebarTrashButton:hover:not(:disabled),.teacherStorageSidebarTrashButton:focus-visible{border-color:var(--edu-color-border-strong);color:var(--edu-color-text);background:var(--edu-color-surface-muted);box-shadow:none;outline:none;transform:none}.teacherStorageSidebar span,.teacherStorageSidebar small{color:var(--edu-color-muted)}.teacherStorageQuotaHeading{display:grid;grid-template-columns:38px minmax(0,1fr);align-items:center;gap:var(--edu-space-2)}.teacherStorageQuotaHeading>div{min-width:0;display:grid;gap:2px}.teacherStorageQuotaHeading strong{color:var(--edu-color-text);font-size:var(--edu-font-body)}.teacherStorageQuotaHeading span:not(.teacherStorageQuotaIcon){overflow:hidden;font-size:var(--edu-font-label);text-overflow:ellipsis;white-space:nowrap}.teacherStorageQuotaIcon{width:38px;height:38px;border-radius:12px}.teacherStorageQuotaIcon svg{width:18px;height:18px}.teacherStorageQuotaTrack{height:6px;overflow:hidden;border-radius:999px;background:var(--edu-color-border)}.teacherStorageQuotaTrack span{display:block;height:100%;min-width:2px;border-radius:inherit;background:linear-gradient(90deg,var(--edu-color-primary),var(--edu-color-primary))}.teacherStorageQuotaMeta{display:grid;gap:var(--edu-space-1)}.teacherStorageQuotaMeta small{font-size:var(--edu-font-caption);line-height:var(--edu-line-body)}.teacherStorageBreakdown{display:grid;gap:3px;margin:2px -6px 0}.teacherStorageBreakdown>span{display:grid;grid-template-columns:18px minmax(0,1fr) auto;gap:7px;align-items:center;min-height:30px;padding:5px 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32px));display:grid;place-items:center;gap:var(--edu-space-2);text-align:center}.teacherStorageDropOverlay svg{width:48px;height:48px;padding:10px;border-radius:14px;color:var(--edu-color-on-accent);background:var(--edu-color-primary);box-shadow:0 10px 24px #3159dc3d}.teacherStorageDropOverlay strong{font-size:var(--edu-font-title)}.teacherStorageDropOverlay span{color:var(--edu-color-muted);font-size:var(--edu-font-body)}.teacherStorageStatus{margin:0 0 14px;padding:10px var(--edu-space-3);border:1px solid var(--edu-color-border);border-radius:11px;color:var(--edu-color-muted);background:var(--edu-color-surface-muted);font-size:var(--edu-font-body)}.teacherStorageSectionLoading{min-height:260px}.teacherStorageGrid{display:grid;align-content:start;grid-template-columns:repeat(auto-fill,minmax(104px,128px));gap:var(--edu-space-3)}.teacherStorageItemCard{position:relative;display:inline-flex;min-width:0;border:0;border-radius:8px;background:transparent;cursor:var(--edu-cursor-pointer);overflow:visible}.teacherStorageItemCard *{cursor:var(--edu-cursor-pointer)}.teacherStorageItem{width:100%;min-height:122px;flex-direction:column;justify-content:flex-start;gap:6px;padding:var(--edu-space-2) 6px;overflow-wrap:anywhere;background:transparent;border:1px solid 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rgba(15,23,42,.18));height:62px;max-width:76px;object-fit:contain;width:76px}.teacherStorageVideoFilm{position:relative;width:76px;height:62px;overflow:hidden;display:grid;place-items:center;padding-inline:9px;border-radius:4px;background:var(--edu-color-text);filter:drop-shadow(0 3px 5px rgba(15,23,42,.22))}.teacherStorageVideoFilm:before,.teacherStorageVideoFilm:after{content:"";position:absolute;z-index:3;inset-block:0;width:8px;background:repeating-linear-gradient(to bottom,var(--edu-color-text) 0 3px,var(--edu-color-surface-muted) 3px 8px,var(--edu-color-text) 8px 12px);box-shadow:0 0 0 1px #0f172ae6}.teacherStorageVideoFilm:before{left:0}.teacherStorageVideoFilm:after{right:0}.teacherStorageVideoFallback{width:30px!important;height:30px!important;color:var(--edu-color-border)!important}.teacherStorageVideoFrame{position:absolute;z-index:2;inset:0 9px;width:calc(100% - 18px);height:100%;object-fit:cover;opacity:0;transition:opacity .12s ease-out}.teacherStorageVideoFrameReady{opacity:1}.teacherStorageAudioIcon{display:grid;place-items:center;width:62px;height:62px;border:1px solid var(--edu-color-info-border);border-radius:16px;color:var(--edu-color-on-accent);background:linear-gradient(145deg,#6366f1,#7c3aed);box-shadow:0 5px 12px #4f46e53d}.teacherStorageAudioIcon svg{width:36px;height:36px;stroke-width:2.2}.teacherStorageItemVisual svg{height:54px;width:54px}.teacherStorageItemVisual-folder svg{color:#e5a11a;fill:#f8c44f;stroke:#bd7710}.teacherStorageItemVisual-file svg{color:var(--edu-color-muted)}.teacherStorageItemName{display:-webkit-box;font-size:var(--edu-font-label);font-weight:var(--edu-weight-medium);line-height:var(--edu-line-body);max-width:100%;overflow:hidden;text-align:center;text-overflow:ellipsis;-webkit-box-orient:vertical;-webkit-line-clamp:2}.teacherStorageItem small{color:var(--edu-color-warning);font-size:var(--edu-font-caption);line-height:1.15;text-align:center}.teacherStoragePendingActions{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:var(--edu-space-1) var(--edu-space-2);min-width:0;max-width:100%}.teacherStorageItem .teacherStoragePendingDelete{display:inline-flex;align-items:center;justify-content:center;gap:var(--edu-space-1);min-height:var(--edu-control-height);min-width:0;max-width:100%;padding:var(--edu-space-1) var(--edu-space-2);border:0;border-radius:7px;background:transparent;box-shadow:none;color:var(--edu-color-error);font-size:var(--edu-font-label);transform:none}.teacherStorageItem .teacherStoragePendingDelete:is(:hover,:focus-visible){color:var(--edu-color-error);background:var(--edu-color-error-bg)}.teacherStoragePendingDelete svg{width:15px;height:15px;flex-shrink:0}.teacherStorageContextMenu{background:#fffffffa;border:1px solid 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a:focus-visible{background:var(--edu-color-info-bg);color:var(--edu-color-primary-hover);outline:none;transform:none}.teacherStorageContextMenu button:disabled{color:var(--edu-color-subtle);background:transparent;cursor:var(--edu-cursor-not-allowed)}.teacherStorageContextMenuSeparator{height:1px;margin:3px 6px;background:var(--edu-color-border)}.teacherStorageContextMenu svg{flex:0 0 auto;height:16px;width:16px}.teacherStorageContextMenu .teacherStorageContextMenuDanger{color:var(--edu-color-error)}.teacherStorageContextMenu .teacherStorageContextMenuDanger:hover,.teacherStorageContextMenu .teacherStorageContextMenuDanger:focus-visible{background:var(--edu-color-error-bg);color:var(--edu-color-error)}body:not(.roomPageBody) .teacherStorageContextMenu button,body:not(.roomPageBody) .teacherStorageContextMenu 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.teacherStorageContextMenuDanger:focus-visible{background:var(--edu-color-error-bg)!important}.teacherStorageActionDialogBackdrop{position:fixed;z-index:280;inset:auto;top:var(--edu-visual-viewport-offset-top, 0px);left:var(--edu-visual-viewport-offset-left, 0px);width:var(--edu-visual-viewport-width, 100dvw);height:var(--edu-visual-viewport-height, 100dvh);display:grid;place-items:center;padding:var(--edu-dialog-edge);overflow-y:auto;overscroll-behavior:contain;background:#0f172a7a;-webkit-backdrop-filter:blur(10px) saturate(.9);backdrop-filter:blur(10px) saturate(.9)}.teacherStorageActionDialog{width:min(var(--edu-dialog-width),100%);max-height:calc(var(--edu-visual-viewport-height, 100dvh) - 24px);display:grid;gap:var(--edu-dialog-gap);margin:0;padding:var(--edu-dialog-padding);overflow-y:auto;border:1px solid rgba(226,232,240,.96);border-radius:var(--edu-radius-dialog);background:var(--edu-color-surface);box-shadow:var(--edu-shadow-dialog)}.teacherStorageActionDialog>header{display:grid;grid-template-columns:38px minmax(0,1fr);align-items:start;gap:var(--edu-dialog-gap)}.teacherStorageActionDialog h3,.teacherStorageActionDialog p{margin:0}.teacherStorageActionDialog h3{color:var(--edu-color-text);font-size:var(--edu-font-title);line-height:var(--edu-line-heading);overflow-wrap:anywhere}.teacherStorageActionDialog header p{margin-top:5px;color:var(--edu-color-muted);font-size:var(--edu-font-body);line-height:var(--edu-line-body)}.teacherStorageActionDialogIcon{width:38px;height:38px;display:grid;place-items:center;border-radius:9px;color:var(--edu-color-primary);background:var(--edu-color-info-bg)}.teacherStorageActionDialogIcon svg{width:20px;height:20px}.teacherStorageActionDialogIconDanger{color:var(--edu-color-error);background:var(--edu-color-error-bg)}.teacherStorageActionDialog>label{display:grid;gap:var(--edu-field-gap);color:var(--edu-color-muted);font-size:var(--edu-font-label);font-weight:var(--edu-weight-strong)}.teacherStorageActionDialog>label input{width:100%;min-width:0;height:var(--edu-control-height);padding:0 var(--edu-control-padding-x);border:1px solid var(--edu-color-border);border-radius:var(--edu-radius-control);color:var(--edu-color-text);background:var(--edu-color-surface);outline:none;transition:border-color .16s ease,box-shadow .16s ease;font-size:var(--edu-font-control);font-weight:var(--edu-weight-normal)}.teacherStorageActionDialog>label input:focus{border-color:var(--edu-color-primary);box-shadow:var(--edu-focus-ring)}.teacherStorageActionDialogError{padding:10px var(--edu-space-3);border:1px solid var(--edu-color-error-border);border-radius:9px;color:var(--edu-color-error);background:var(--edu-color-error-bg);font-size:var(--edu-font-body)}.teacherStorageActionDialog>footer{display:flex;justify-content:flex-end;gap:var(--edu-space-2)}.teacherStorageActionDialog>footer button{min-width:0;min-height:var(--edu-control-height);border-radius:var(--edu-radius-control);box-shadow:none;transform:none;padding:var(--edu-control-padding-y) var(--edu-control-padding-x);font-size:var(--edu-font-control)}.teacherStorageActionDialog>footer button:not(.primary):not(.teacherStorageDeleteButton){border:1px solid var(--edu-color-border);color:var(--edu-color-text);background:var(--edu-color-surface-muted);box-shadow:none}.teacherStorageActionDialog>footer button:not(.primary):not(.teacherStorageDeleteButton):hover:not(:disabled),.teacherStorageActionDialog>footer button:not(.primary):not(.teacherStorageDeleteButton):focus-visible{border-color:var(--edu-color-border-strong);color:var(--edu-color-text);background:var(--edu-color-background);box-shadow:none}body .teacherStorageActionDialog>footer .primary{border:1px solid var(--edu-color-primary);color:var(--edu-color-on-accent);background:var(--edu-color-primary);box-shadow:0 8px 18px #3159dc33}body .teacherStorageActionDialog>footer .primary:hover:not(:disabled),body .teacherStorageActionDialog>footer .primary:focus-visible{border-color:var(--edu-color-primary-hover);color:var(--edu-color-on-accent);background:var(--edu-color-primary-hover);box-shadow:0 10px 22px #3159dc3d}.teacherStorageActionDialog .teacherStorageDeleteButton{border:1px solid var(--edu-color-error);color:var(--edu-color-on-accent);background:var(--edu-color-error);box-shadow:0 8px 18px #b423182e!important}.teacherStorageActionDialog .teacherStorageDeleteButton:hover:not(:disabled),.teacherStorageActionDialog .teacherStorageDeleteButton:focus-visible:not(:disabled){border-color:var(--edu-color-error);color:var(--edu-color-on-accent);background:var(--edu-color-error)}.teacherStorageUsageDialog>header{position:relative}.teacherStorageUsageDialog>header>div{min-width:0;padding-right:calc(var(--edu-control-height-sm) + var(--edu-space-2))}.teacherStorageUsageClose{position:absolute;right:0;top:0}.teacherStorageUsageFilename{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.teacherStorageUsageLinks{display:grid;gap:var(--edu-space-2);list-style:none;margin:0;min-width:0;padding:0}.teacherStorageUsageLinks>li{align-items:baseline;display:grid;gap:var(--edu-space-2);grid-template-columns:78px minmax(0,1fr);min-width:0}.teacherStorageUsageKind{color:var(--edu-color-muted);font-size:var(--edu-font-label)}.teacherStorageUsageLinks a,.teacherStorageUsageLinks 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.eduLoadingSpinner{width:18px;height:18px;color:var(--edu-color-primary)}.teacherStoragePropertiesList{display:grid;gap:0;margin:0;border:1px solid var(--edu-color-border);border-radius:13px;overflow:hidden}.teacherStoragePropertiesList>div{min-width:0;display:grid;grid-template-columns:112px minmax(0,1fr);gap:var(--edu-space-3);padding:var(--edu-space-2) var(--edu-space-3);border-bottom:1px solid var(--edu-color-surface-muted);font-size:var(--edu-font-body)}.teacherStoragePropertiesList>div:last-child{border-bottom:0}.teacherStoragePropertiesList dt{color:var(--edu-color-muted)}.teacherStoragePropertiesList dd{min-width:0;margin:0;color:var(--edu-color-text);overflow-wrap:anywhere}.teacherStorageLoadMore{display:block;margin:18px auto 0}.teacherStorageEmpty{min-height:300px;display:grid;place-items:center;align-content:center;gap:var(--edu-space-2);color:var(--edu-color-muted);text-align:center}.teacherStorageEmpty svg{width:52px;height:52px;color:var(--edu-color-border)}@media(max-width:900px){.teacherStorageToolbar{grid-template-columns:1fr;gap:10px}.teacherStorageToolbarActions{justify-content:flex-start}}@media(max-width:720px){.modalBackdrop.storageModalBackdrop{align-items:stretch;justify-content:stretch;height:var(--edu-visual-viewport-height, 100dvh);padding:0;-webkit-backdrop-filter:blur(8px) saturate(.9);backdrop-filter:blur(8px) saturate(.9)}.teacherStorageDialog{width:100%;height:var(--edu-visual-viewport-height, 100dvh);min-height:0;max-height:var(--edu-visual-viewport-height, 100dvh);border:0;border-radius:0;box-shadow:none}.teacherStorageHeader{padding:calc(var(--edu-space-3) + env(safe-area-inset-top)) var(--edu-space-4) var(--edu-space-3)}.teacherStorageTitleBlock{gap:10px}.teacherStorageTitleIcon{width:38px;height:38px;border-radius:12px}.teacherStorageHeader p{font-size:var(--edu-font-caption)}.teacherStorageHeader h2{font-size:var(--edu-font-title)}.teacherStorageDialog .modalCloseButton{width:38px;height:38px;border:0;border-radius:0;background:transparent;box-shadow:none}.teacherStorageToolbar{gap:var(--edu-space-2);padding:var(--edu-space-2) var(--edu-space-3)}.teacherStorageToolbarActions{display:flex;gap:7px}.teacherStorageDialog .teacherStorageToolbar button{min-width:0;min-height:38px;padding:0 10px}.teacherStorageSecondaryAction{width:auto;padding:0 10px!important}.teacherStorageSecondaryAction span{display:inline}.teacherStorageBreadcrumbs{min-height:30px;padding:3px var(--edu-space-3)}.teacherStorageUploads{max-height:130px;padding:6px var(--edu-space-3)}.teacherStorageBody{grid-template-columns:1fr;grid-template-rows:auto minmax(0,1fr)}.teacherStorageSidebar{display:grid;grid-template-columns:minmax(0,1fr) minmax(110px,.85fr);align-items:center;gap:var(--edu-space-2) 14px;padding:11px var(--edu-space-4);border-right:0;border-bottom:1px solid var(--edu-color-border)}.teacherStorageQuotaHeading{grid-row:1 / span 2}.teacherStorageQuotaTrack{grid-column:2}.teacherStorageQuotaMeta{grid-column:2;display:flex;flex-wrap:wrap;justify-content:flex-end;gap:2px var(--edu-space-2);text-align:right}.teacherStorageSidebarTrashButton{grid-column:1 / -1;width:max-content;min-height:34px;margin-top:2px;padding-inline:10px}.teacherStorageQuotaMeta small{font-size:var(--edu-font-caption)}.teacherStorageContent{padding:var(--edu-space-4);scrollbar-gutter:auto}.teacherStoragePreview{width:100%;height:100%;border:0;border-radius:0;box-shadow:none}.teacherStoragePreviewCompact{place-self:center;width:min(92%,680px);height:min(68%,520px);min-width:280px;min-height:300px;border:1px solid var(--edu-color-border);border-radius:18px;box-shadow:0 24px 64px #0f172a4d;transform:none;resize:none}.teacherStoragePreview>header{padding:calc(var(--edu-space-3) + env(safe-area-inset-top)) 14px var(--edu-space-3)}.teacherStoragePreview>header span{display:none}.teacherStorageImageZoomControls{bottom:calc(10px + env(safe-area-inset-bottom))}.teacherStorageImageZoomControls>span{display:none}.teacherStorageSelectionControls{border-radius:14px}.teacherStorageContextMenu{right:12px;bottom:calc(12px + env(safe-area-inset-bottom));left:12px!important;top:auto!important;width:auto;min-width:0;max-height:calc(var(--edu-visual-viewport-height, 100dvh) - 24px - env(safe-area-inset-bottom));overflow-y:auto;padding:var(--edu-space-2);border-radius:18px;box-shadow:0 20px 60px #0f172a47}.teacherStorageContextMenu button,.teacherStorageContextMenu a{min-height:48px;padding:10px var(--edu-space-3);border-radius:11px;font-size:var(--edu-font-control)}.teacherStorageActionDialogBackdrop{place-items:end center;height:var(--edu-visual-viewport-height, 100dvh);padding:var(--edu-space-3) 0 0;overflow:hidden}.teacherStorageActionDialog{width:100%;max-height:calc(var(--edu-visual-viewport-height, 100dvh) - var(--edu-dialog-edge));gap:var(--edu-dialog-gap);padding:var(--edu-dialog-padding) var(--edu-dialog-padding) calc(var(--edu-dialog-padding) + env(safe-area-inset-bottom));border-right:0;border-bottom:0;border-left:0;border-radius:var(--edu-radius-dialog) var(--edu-radius-dialog) 0 0;box-shadow:0 -18px 60px #0f172a3d;animation:teacherStorageSheetIn .18s ease-out}.teacherStorageActionDialog>footer{position:sticky;bottom:0;padding-top:2px;background:var(--edu-color-surface)}.teacherStorageActionDialog>footer button{flex:1 1 0;min-width:0}}@media(max-width:420px){.teacherStorageToolbarActions{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr)}.teacherStorageDialog .teacherStorageToolbar button{padding-inline:var(--edu-space-2);font-size:var(--edu-font-control)}.teacherStorageSidebar{grid-template-columns:minmax(0,1fr) minmax(92px,.72fr);gap:7px 10px}.teacherStorageQuotaIcon{display:none}.teacherStorageQuotaHeading{grid-template-columns:1fr}.teacherStorageActionDialog>header{grid-template-columns:42px minmax(0,1fr);gap:11px}.teacherStorageActionDialogIcon{width:42px;height:42px}}@media(max-height:640px)and (min-width:721px){.teacherStorageDialog{height:calc(var(--edu-visual-viewport-height, 100dvh) - 16px);min-height:0;max-height:calc(var(--edu-visual-viewport-height, 100dvh) - 16px)}.teacherStorageHeader{padding-block:var(--edu-space-3)}.teacherStorageToolbar{padding-block:10px}}@keyframes teacherStorageSheetIn{0%{transform:translateY(18px);opacity:.75}to{transform:translateY(0);opacity:1}}.teacherDashboardPage .teacherStorageDialog.teacherStorageDialogEmbedded{height:628px;min-height:628px;border:0;border-radius:0;background:transparent}.teacherDashboardPage .teacherStorageDialogEmbedded>.teacherStorageHeader,.teacherDashboardPage .teacherStorageDialogEmbedded>.teacherStorageToolbar,.teacherDashboardPage .teacherStorageDialogEmbedded>.teacherStorageBreadcrumbs{display:none}.teacherStorageInlineSearch{flex:0 1 240px;width:240px;min-width:160px;max-width:240px;margin:0;padding:0;border:0;background:transparent}.teacherStorageDashboardNavigation{display:flex;flex:1 1 180px;min-width:0;align-items:center;gap:var(--edu-space-2);margin:0}.teacherStorageDialog .teacherStorageDashboardBackButton{display:grid;width:34px;height:34px;flex:0 0 34px;place-items:center;padding:0;border:0;border-radius:8px;color:var(--edu-color-primary);background:transparent;box-shadow:none}.teacherStorageDialog .teacherStorageDashboardBackButton svg{width:15px;height:15px}.teacherStorageDialog .teacherStorageDashboardBackButton:hover:not(:disabled),.teacherStorageDialog .teacherStorageDashboardBackButton:focus-visible{color:var(--edu-color-primary-hover);box-shadow:none;outline:none;transform:none}.teacherStorageDialog .teacherStorageDashboardBackButton:disabled{cursor:default;opacity:.4}.teacherStorageDashboardBreadcrumbs{display:flex;min-width:0;align-items:center;overflow-x:auto;scrollbar-width:none}.teacherStorageDashboardBreadcrumbs::-webkit-scrollbar{display:none}.teacherStorageDialog .teacherStorageDashboardBreadcrumbs button{flex:0 0 auto;max-width:150px;overflow:hidden;padding:5px 2px;border:0;border-radius:0;color:var(--edu-color-muted);background:transparent;box-shadow:none;font-size:var(--edu-font-control);text-overflow:ellipsis;white-space:nowrap}.teacherStorageDialog .teacherStorageDashboardBreadcrumbs button:hover,.teacherStorageDialog .teacherStorageDashboardBreadcrumbs button:focus-visible{color:var(--edu-color-primary);background:transparent;box-shadow:none;outline:none;transform:none}.teacherStorageDashboardBreadcrumbs button+button:before{content:"/";margin:0 7px 0 3px;color:var(--edu-color-subtle)}.teacherStorageDialog .teacherStorageDashboardBreadcrumbs button[aria-current=page]{color:var(--edu-color-text);font-weight:var(--edu-weight-heading)}@layer edu-storage-navigation{.teacherStorageDashboardBreadcrumbs button,.teacherStorageDashboardBreadcrumbs button:is(:hover,:active,:focus,:focus-visible){border:0!important;background:transparent!important;box-shadow:none!important}.teacherStorageDashboardBackButton{border:0!important;background:transparent!important;box-shadow:none!important}.teacherStorageDashboardBackButton:is(:hover,:focus-visible):not(:disabled){background:var(--edu-button-neutral-hover)!important}.teacherStorageDashboardBackButton:active:not(:disabled){background:var(--edu-button-neutral-active)!important}}.teacherDashboardPage .teacherStorageDialogEmbedded .teacherStorageBody{grid-template-columns:minmax(0,1fr) 340px;gap:var(--edu-space-5);min-height:0;overflow:visible;background:transparent}.teacherDashboardPage .teacherStorageDialogEmbedded .teacherStorageContentShell{display:flex;flex-direction:column;grid-column:1;grid-row:1;min-height:504px;border:1px solid var(--edu-color-border);background:var(--edu-color-surface)}.teacherDashboardPage .teacherStorageDialogEmbedded .teacherStorageSidebar{grid-column:2;grid-row:1;min-height:504px;padding:var(--edu-panel-padding);border:0;color:var(--edu-color-on-accent);background:var(--edu-color-nav)}.teacherDashboardPage .teacherStorageDialogEmbedded .teacherStorageQuotaHeading{grid-template-columns:1fr;gap:var(--edu-space-1)}.teacherDashboardPage .teacherStorageDialogEmbedded .teacherStorageQuotaIcon{display:none}.teacherDashboardPage .teacherStorageDialogEmbedded .teacherStorageQuotaHeading strong{color:var(--edu-color-border-strong);font-size:var(--edu-font-caption);letter-spacing:1px;text-transform:uppercase}.teacherDashboardPage .teacherStorageDialogEmbedded .teacherStorageQuotaHeading span:not(.teacherStorageQuotaIcon){margin-top:var(--edu-space-2);color:var(--edu-color-on-accent);font-size:var(--edu-font-heading);font-weight:var(--edu-weight-heading)}.teacherDashboardPage .teacherStorageDialogEmbedded .teacherStorageQuotaTrack{height:7px;background:color-mix(in srgb,var(--edu-color-on-accent) 20%,var(--edu-color-nav))}.teacherDashboardPage .teacherStorageDialogEmbedded .teacherStorageQuotaTrack span{background:var(--edu-color-primary)}.teacherDashboardPage .teacherStorageDialogEmbedded .teacherStorageQuotaMeta{color:var(--edu-color-border-strong)}.teacherDashboardPage .teacherStorageDialogEmbedded .teacherStorageBreakdown{gap:0;padding-top:10px;border-top:1px solid color-mix(in srgb,var(--edu-color-on-accent) 12%,var(--edu-color-nav))}.teacherDashboardPage .teacherStorageDialogEmbedded .teacherStorageBreakdown>span{min-height:32px;color:var(--edu-color-border);font-size:var(--edu-font-caption)}.teacherDashboardPage .teacherStorageDialogEmbedded .teacherStorageBreakdown svg{width:12px;height:12px;color:var(--edu-color-info-border)}.teacherDashboardPage .teacherStorageDialogEmbedded .teacherStorageSidebarTrashButton{min-height:var(--edu-control-height);margin-top:auto;border-color:var(--edu-color-muted);border-radius:2px;color:var(--edu-color-on-accent);background:color-mix(in srgb,var(--edu-color-on-accent) 10%,var(--edu-color-nav))}.teacherDashboardPage .teacherStorageDialogEmbedded .teacherStorageContent{flex:1 1 auto;height:auto;padding:0 var(--edu-panel-padding) var(--edu-panel-padding);overflow:auto}.teacherDashboardPage .teacherStorageDialogEmbedded .teacherStorageListChrome{container:disk-toolbar / inline-size;position:relative;z-index:2;flex:0 0 auto;overflow-y:auto;padding:var(--edu-panel-padding) var(--edu-panel-padding) 0;background:var(--edu-color-surface);scrollbar-gutter:stable}.teacherStorageTableTitleActions{display:flex;min-width:0;align-items:center;justify-content:flex-end;flex-wrap:wrap;gap:var(--edu-space-3)}@container disk-toolbar (max-width: 620px){.teacherStorageListChrome .teacherStorageTableTitle{display:grid;grid-template-columns:minmax(0,1fr) auto}.teacherStorageDashboardNavigation{grid-column:1 / -1}.teacherStorageInlineSearch{grid-column:1;grid-row:2;width:100%;min-width:0}.teacherStorageTableTitleActions{display:contents}.teacherStorageTableTitleActions .teacherStorageViewSwitcher{grid-column:2;grid-row:2;justify-self:end}.teacherStorageEmptyTrashButton{grid-column:1 / -1;justify-self:end}}.teacherStorageViewSwitcher{--teacher-storage-switch-radius: 9px;--teacher-storage-switch-inset: 2px;--teacher-storage-switch-inner-radius: calc(var(--teacher-storage-switch-radius) - var(--teacher-storage-switch-inset) - 1px);position:relative;isolation:isolate;display:inline-grid;grid-template-columns:repeat(2,minmax(0,1fr));flex:0 0 auto;overflow:hidden;padding:var(--teacher-storage-switch-inset);border:1px solid var(--edu-color-border);border-radius:var(--teacher-storage-switch-radius);background:var(--edu-color-surface)}.teacherStorageViewSwitcher:before{content:"";position:absolute;z-index:0;top:var(--teacher-storage-switch-inset);bottom:var(--teacher-storage-switch-inset);left:var(--teacher-storage-switch-inset);width:calc((100% - 2 * var(--teacher-storage-switch-inset)) / 2);border-radius:var(--teacher-storage-switch-inner-radius);background:var(--edu-color-info-bg);pointer-events:none;transform:translate(0);transition:transform .22s cubic-bezier(.2,.7,.2,1)}.teacherStorageView-table .teacherStorageViewSwitcher:before{transform:translate(100%)}.teacherDashboardPage .teacherStorageViewSwitcher button,.teacherDashboardPage .teacherStorageViewSwitcher button:hover,.teacherDashboardPage .teacherStorageViewSwitcher button:focus-visible{position:relative;z-index:1;display:inline-flex;width:100%;min-width:0;min-height:26px;align-items:center;justify-content:center;gap:6px;padding:0 9px;white-space:nowrap;color:var(--edu-color-muted);transform:none!important}@layer edu-storage-view-switch{.teacherStorageViewSwitcher>button,.teacherStorageViewSwitcher>button:is(:hover,:active,:focus,:focus-visible){border:0!important;border-radius:var(--teacher-storage-switch-inner-radius)!important;background:transparent!important;box-shadow:none!important}.teacherStorageViewSwitcher>button:focus-visible{outline-offset:-2px!important}}.teacherDashboardPage .teacherStorageViewSwitcher button.active,.teacherDashboardPage .teacherStorageViewSwitcher button.active:hover,.teacherDashboardPage .teacherStorageViewSwitcher button.active:focus-visible{color:var(--edu-color-primary)}@media(prefers-reduced-motion:reduce){.teacherStorageViewSwitcher:before{transition:none}}.teacherStorageViewSwitcher svg{width:14px;height:14px}.teacherStorageTableTitle .teacherStorageViewSwitcher span{color:inherit;font-size:var(--edu-font-caption);font-weight:var(--edu-weight-heading)}.teacherDashboardPage .teacherStorageEmptyTrashButton,.teacherDashboardPage .teacherStorageEmptyTrashButton:hover:not(:disabled),.teacherDashboardPage .teacherStorageEmptyTrashButton:focus-visible{display:inline-flex;width:auto;min-width:0;min-height:32px;align-items:center;gap:7px;padding:0 11px;border:1px solid var(--edu-color-error-border)!important;color:var(--edu-color-error)!important;background:var(--edu-color-surface)!important;box-shadow:none!important}.teacherDashboardPage .teacherStorageEmptyTrashButton:hover:not(:disabled),.teacherDashboardPage .teacherStorageEmptyTrashButton:focus-visible{border-color:var(--edu-color-error)!important;background:var(--edu-color-error-bg)!important}.teacherStorageEmptyTrashButton svg{width:14px;height:14px}.teacherDashboardPage .teacherStorageDialogEmbedded.teacherStorageView-table{--teacher-storage-table-columns: 30px 42px minmax(180px, 1fr) 72px 82px minmax(108px, 144px) minmax(108px, 144px)}.teacherDashboardPage .teacherStorageDialogEmbedded.teacherStorageView-table .teacherStorageContentShell{container:disk-table / inline-size}.teacherStorageTableHeader{display:grid;grid-template-columns:var(--teacher-storage-table-columns);min-height:38px;align-items:center;padding:0 var(--edu-space-3) 0 var(--edu-space-2);color:var(--edu-color-subtle);background:var(--edu-color-background);font-size:var(--edu-font-caption);letter-spacing:.7px;text-transform:uppercase}.teacherDashboardPage .teacherStorageTableSortButton,.teacherDashboardPage .teacherStorageTableSortButton:hover:not(:disabled),.teacherDashboardPage .teacherStorageTableSortButton:active:not(:disabled){display:flex;width:100%;min-width:0;min-height:38px;align-items:center;justify-content:flex-start;gap:3px;padding:0 var(--edu-space-3) 0 0;border:0;border-radius:0;color:inherit;background:transparent;box-shadow:none!important;font:inherit;letter-spacing:inherit;text-align:left;text-transform:inherit}.teacherDashboardPage .teacherStorageTableSortButton:first-of-type{padding-left:var(--edu-space-2)}.teacherDashboardPage .teacherStorageTableSortButton:hover:not(:disabled),.teacherDashboardPage .teacherStorageTableSortButton.active{color:var(--edu-color-primary)}.teacherStorageTableSortButton svg{width:12px;height:12px;flex:0 0 auto}.teacherDashboardPage .teacherStorageDialogEmbedded.teacherStorageView-table .teacherStorageGrid{display:grid;grid-template-columns:1fr;gap:0}.teacherDashboardPage .teacherStorageDialogEmbedded.teacherStorageView-table .teacherStorageItemCard{display:grid;grid-template-columns:var(--teacher-storage-table-columns);gap:0;align-items:center;width:100%;min-height:66px;padding:0 var(--edu-space-3) 0 var(--edu-space-2);border:0;border-bottom:1px solid var(--edu-color-border);border-radius:0;background:var(--edu-color-surface);box-shadow:none;text-align:left}.teacherDashboardPage .teacherStorageDialogEmbedded.teacherStorageView-table .teacherStorageFavoriteToggle{display:grid;width:26px;height:26px;place-items:center;padding:0;border:0;border-radius:50%;color:var(--edu-color-subtle);background:transparent!important;background-image:none!important;box-shadow:none!important;transform:none!important}.teacherDashboardPage .teacherStorageDialogEmbedded.teacherStorageView-table .teacherStorageFavoriteToggle:hover:not(:disabled),.teacherDashboardPage .teacherStorageDialogEmbedded.teacherStorageView-table .teacherStorageFavoriteToggle:focus-visible,.teacherDashboardPage .teacherStorageDialogEmbedded.teacherStorageView-table .teacherStorageFavoriteToggle.active{color:var(--edu-color-warning);background:var(--edu-color-warning-bg)!important;box-shadow:none!important;outline:none;transform:none!important}.teacherDashboardPage .teacherStorageDialogEmbedded.teacherStorageView-table .teacherStorageFavoriteToggle svg{width:16px;height:16px}.teacherDashboardPage .teacherStorageDialogEmbedded.teacherStorageView-table .teacherStorageFavoriteToggle.active svg,.teacherStorageContextFavorite.active svg{fill:currentColor}.teacherStorageFavoriteSpacer{width:26px;height:26px}.teacherDashboardPage .teacherStorageDialogEmbedded.teacherStorageView-table .teacherStorageItemCard:hover{background:var(--edu-color-info-bg);transform:none}.teacherDashboardPage .teacherStorageDialogEmbedded.teacherStorageView-table .teacherStorageItemVisual{place-items:center;align-self:center;justify-self:center;flex:0 0 34px;width:34px;height:34px;overflow:hidden;border:0;border-radius:2px;background:var(--edu-color-surface-muted)}.teacherDashboardPage .teacherStorageDialogEmbedded.teacherStorageView-table .teacherStorageItemThumbnail{width:34px;max-width:34px;height:34px;margin:auto;object-fit:contain;object-position:center}.teacherDashboardPage .teacherStorageDialogEmbedded.teacherStorageView-table .teacherStorageItemVisual svg{width:16px;height:16px}.teacherDashboardPage .teacherStorageDialogEmbedded.teacherStorageView-table .teacherStorageItemVisual-folder{background:transparent}.teacherDashboardPage .teacherStorageDialogEmbedded.teacherStorageView-table .teacherStorageItemVisual-folder svg{width:30px;height:30px}.teacherDashboardPage .teacherStorageDialogEmbedded.teacherStorageView-table .teacherStorageItemName{justify-self:stretch;padding:0 10px 0 var(--edu-space-2);color:var(--edu-color-text);font-size:var(--edu-font-body);font-weight:var(--edu-weight-medium);text-align:left}.teacherStorageItemType,.teacherStorageItemSize{overflow:hidden;color:var(--edu-color-muted);font-size:var(--edu-font-label);text-overflow:ellipsis;white-space:nowrap}.teacherStorageItemCreated,.teacherStorageItemUpdated{min-width:0;padding-right:var(--edu-space-3);color:var(--edu-color-muted);font-size:var(--edu-font-label);font-variant-numeric:tabular-nums;line-height:var(--edu-line-body);white-space:normal}.teacherStorageItemCreated>span,.teacherStorageItemUpdated>span{display:inline-block;white-space:nowrap}@container disk-table (max-width: 700px){.teacherStorageListChrome,.teacherStorageContent{--teacher-storage-table-columns: 26px 34px minmax(96px, 1fr) 82px 104px 104px}.teacherStorageTableHeader>:nth-child(4),.teacherStorageItemType{display:none}}@container disk-table (max-width: 520px){.teacherStorageListChrome,.teacherStorageContent{--teacher-storage-table-columns: 26px 34px minmax(0, 1fr) 82px}.teacherStorageTableHeader>:nth-child(6),.teacherStorageTableHeader>:nth-child(7),.teacherStorageItemCreated,.teacherStorageItemUpdated{display:none}}.teacherDashboardPage .teacherStorageDialogEmbedded.teacherStorageView-table .teacherStoragePendingActions{grid-column:3 / -1;justify-content:flex-start}.teacherDashboardPage .teacherStorageDialogEmbedded.teacherStorageView-icons .teacherStorageContent{padding:var(--edu-panel-padding)}@media(max-width:900px){.teacherDashboardPage .teacherStorageDialog.teacherStorageDialogEmbedded{height:auto;min-height:720px}.teacherDashboardPage .teacherStorageDialogEmbedded .teacherStorageBody{grid-template-columns:1fr}.teacherDashboardPage .teacherStorageDialogEmbedded .teacherStorageSidebar,.teacherDashboardPage .teacherStorageDialogEmbedded .teacherStorageContentShell{grid-column:1}.teacherDashboardPage .teacherStorageDialogEmbedded .teacherStorageSidebar{grid-row:2;min-height:0}.teacherDashboardPage .teacherStorageDialogEmbedded .teacherStorageContentShell{grid-row:1}.teacherStorageTableTitle{gap:var(--edu-space-3)}.teacherStorageTableTitleActions{gap:var(--edu-space-2)}.teacherStorageTableTitle .teacherStorageViewSwitcher span{display:none}}.slidingSegmentedControl{isolation:isolate;position:relative}.slidingSegmentedControl:before{background:var(--edu-color-surface);border-radius:var(--sliding-radius, var(--edu-radius-control));box-shadow:var(--sliding-shadow, var(--edu-shadow-panel));content:"";height:var(--sliding-height, 0px);left:0;pointer-events:none;position:absolute;top:0;transform:translate(var(--sliding-left, 0px),var(--sliding-top, 0px));transition:transform .22s cubic-bezier(.2,.7,.2,1),width .22s cubic-bezier(.2,.7,.2,1),height .22s cubic-bezier(.2,.7,.2,1);visibility:hidden;width:var(--sliding-width, 0px);z-index:0}.slidingSegmentedControl[data-sliding-selection]:before{visibility:visible}.slidingSegmentedControl>button{position:relative;z-index:1}@layer edu-sliding-segmented-control{.slidingSegmentedControl>button,.slidingSegmentedControl>button:is(:hover,:active,:focus,:focus-visible){background:transparent!important;box-shadow:none!important}.slidingSegmentedControl>button:focus-visible{outline-offset:-2px!important}}@media(prefers-reduced-motion:reduce){.slidingSegmentedControl:before{transition:none}}.modal.prejoinModal[data-prejoin-layout=device-check-v3]{--prejoin-edge-inset: 25px;--edu-color-text: var(--edu-prejoin-ink);--edu-color-muted: var(--edu-prejoin-muted);--edu-color-border: var(--edu-prejoin-border);--edu-color-surface: var(--edu-prejoin-surface);--edu-color-background: var(--edu-prejoin-field);--edu-color-surface-muted: var(--edu-prejoin-panel);--edu-color-primary: var(--edu-prejoin-accent);--edu-button-primary: #25282c;--edu-button-primary-hover: #1c2024;--edu-button-primary-active: #15191d;--edu-button-neutral-hover: var(--edu-prejoin-field);--edu-button-neutral-active: var(--edu-prejoin-border);--edu-button-neutral-border-hover: var(--edu-prejoin-border);--edu-button-neutral-ink-hover: var(--edu-prejoin-ink);--prejoin-device-ink: var(--edu-prejoin-ink);--prejoin-device-muted: var(--edu-prejoin-muted);--prejoin-device-option-active: var(--edu-prejoin-field);position:relative;top:var(--prejoin-offset-y, 0px);width:var(--edu-prejoin-width);max-width:none;height:auto;max-height:none;flex-shrink:0;overflow:visible;zoom:var(--prejoin-fit-scale, 1);grid-template-rows:auto minmax(0,1fr) auto;background:var(--edu-color-surface);color:var(--edu-prejoin-ink);border:1px solid var(--edu-color-border);border-radius:var(--edu-radius-dialog);box-shadow:var(--edu-shadow-dialog)}.modal.prejoinModal[data-prejoin-layout=device-check-v3]>.settingsHeader{align-items:flex-start;padding:20px 25px 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textarea{height:104px;min-height:104px;max-height:160px;line-height:var(--edu-line-body);resize:vertical}.lessonStudentEditDialog .lessonStudentEditAge{grid-column:1 / 2}.lessonImportActions{justify-content:flex-start;margin-top:var(--edu-space-4)}.lessonImportActions select{min-width:min(420px,100%)}.lessonHistoryFilters{display:grid;gap:var(--edu-space-4)}.lessonFilterGrid{display:grid;grid-template-columns:repeat(3,minmax(160px,1fr));gap:var(--edu-space-3)}.lessonFilterGrid label,.lessonScheduleFormGrid label{display:grid;gap:var(--edu-space-1);min-width:0;color:var(--edu-color-muted);font-size:var(--edu-font-body);font-weight:var(--edu-weight-heading)}.lessonHistorySummaryMeta{color:var(--edu-color-muted);font-size:var(--edu-font-body);font-weight:var(--edu-weight-heading)}.lessonHistoryList details[open]{border-color:var(--edu-color-border);background:var(--edu-color-surface-muted)}.lessonHistoryList summary::-webkit-details-marker{color:var(--edu-color-primary)}.lessonAssignmentForm{grid-template-columns:minmax(190px,280px) auto;justify-content:start}.lessonEmptyMessage{margin:var(--edu-space-2) 0 0;color:var(--edu-color-subtle)}.lessonPlanner{position:relative;overflow:hidden;border:1px solid var(--edu-color-border);border-radius:var(--edu-radius-panel);background:var(--edu-color-surface);box-shadow:var(--edu-shadow-panel)}.lessonPlannerToolbar,.lessonCalendarNavigation,.lessonCalendarViewSwitch{display:flex;align-items:center;gap:var(--edu-space-2)}.lessonPlannerToolbar{justify-content:space-between;padding:var(--edu-space-4) var(--edu-space-4);border-bottom:1px solid var(--edu-color-border)}.lessonCalendarNavigation h3{min-width:260px;margin:0 0 0 var(--edu-space-1);color:var(--edu-color-text);font-size:var(--edu-font-section);text-transform:capitalize}.lessonCalendarViewSwitch{padding:3px;border:1px solid var(--edu-color-border);border-radius:var(--edu-radius-panel);background:var(--edu-color-surface-muted)}.lessonCalendarViewSwitch button{min-height:var(--edu-control-height);padding:var(--edu-space-2) var(--edu-space-3);border:0;background:transparent}.lessonCalendarViewSwitch button.active{color:var(--edu-color-primary);background:var(--edu-color-surface);box-shadow:var(--edu-shadow-panel)}.lessonScheduleCreateButton{white-space:nowrap}.lessonPlannerLoading{margin:0;padding:var(--edu-form-gap) var(--edu-space-4);color:var(--edu-color-muted);background:var(--edu-color-surface-muted);font-size:var(--edu-font-body)}.lessonPlannerLoading{color:var(--edu-color-primary);border-top:1px solid var(--edu-color-border)}.lessonCalendarInitialLoading{min-height:420px}.lessonCalendarScroll{overflow:auto;max-height:min(72vh,920px);overscroll-behavior:contain}.lessonCalendarTimeGrid{--calendar-timeline-height: 2112px;--calendar-slot-count: 48;display:grid;grid-template-columns:64px 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0 1px var(--edu-color-info-border)}.lessonMonthDayDialog .lessonCalendarEvent{padding:var(--edu-space-1) var(--edu-space-2);border:1px solid var(--edu-color-info-border);border-left:3px solid var(--edu-color-primary);border-radius:4px;color:var(--edu-color-text);background:var(--edu-color-info-bg);box-shadow:none}.lessonMonthDayDialog .lessonCalendarEvent strong{color:inherit;font-size:var(--edu-font-label);font-weight:var(--edu-weight-heading)}.lessonMonthDayDialog .lessonCalendarEvent span{color:var(--edu-color-text);font-size:var(--edu-font-caption);font-weight:var(--edu-weight-heading)}.lessonMonthDayDialog .lessonCalendarEvent:hover{border-color:var(--edu-color-info-border);border-left-color:var(--edu-color-primary-hover);background:var(--edu-color-info-bg)}.lessonMonthDayDialog .lessonCalendarEvent:focus-visible{outline:2px solid var(--edu-color-primary);outline-offset:-2px}@media(prefers-reduced-motion:reduce){.lessonMonthDayBackdrop[data-month-cell-motion=linked-v1]>.lessonMonthDayDialog,.lessonScheduleBackdrop[data-schedule-cell-motion=linked-v1]>.lessonScheduleDialog{animation-duration:.01ms!important}.lessonMonthDayDialog .lessonCalendarSlot.scheduleOriginReturn,.lessonMonthDayDialog .lessonCalendarEvent.scheduleOriginReturn{background:var(--edu-color-info-bg);box-shadow:inset 0 0 0 1px var(--edu-color-info-border);animation:none}}@keyframes lesson-schedule-dialog-from-cell{0%{opacity:.12;border-radius:3px;transform:translate3d(var(--schedule-origin-x),var(--schedule-origin-y),0) scale(var(--schedule-origin-scale-x),var(--schedule-origin-scale-y))}76%{opacity:1;transform:translateZ(0) scale(1.015)}to{opacity:1;transform:translateZ(0) scale(1)}}@keyframes lesson-schedule-dialog-to-cell{0%{opacity:1;transform:translateZ(0) scale(1)}to{opacity:.08;border-radius:3px;transform:translate3d(var(--schedule-origin-x),var(--schedule-origin-y),0) scale(var(--schedule-origin-scale-x),var(--schedule-origin-scale-y))}}.lessonScheduleBackdrop{z-index:51;overflow:hidden;padding:var(--edu-dialog-edge)}.lessonScheduleBackdrop[data-schedule-cell-motion=linked-v1][data-popup-motion=enter]>.lessonScheduleDialog{transform-origin:center;will-change:opacity,transform;animation:lesson-schedule-dialog-from-cell .2s cubic-bezier(.2,.82,.2,1) both}.lessonScheduleBackdrop[data-schedule-cell-motion=linked-v1][data-popup-motion=exit]>.lessonScheduleDialog{transform-origin:center;will-change:opacity,transform;animation:lesson-schedule-dialog-to-cell .18s cubic-bezier(.55,0,.9,.35) both}.lessonScheduleDialog{display:flex;width:min(var(--edu-dialog-width),calc(100vw - var(--edu-dialog-edge) * 2));max-width:var(--edu-dialog-width);max-height:calc(100dvh - var(--edu-dialog-edge) * 2);flex-direction:column;overflow:hidden;padding:0;border:1px solid var(--edu-color-border);border-radius:var(--edu-radius-dialog);background:var(--edu-color-surface);box-shadow:var(--edu-shadow-dialog)}.lessonScheduleDialog[data-schedule-dialog-layout=columns-v3]{width:min(var(--edu-dialog-width-wide),calc(100vw - var(--edu-dialog-edge) * 2));max-width:var(--edu-dialog-width-wide)}.lessonScheduleColumns{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));align-items:start;gap:var(--edu-panel-gap)}.lessonScheduleColumns>.lessonScheduleFormGrid{min-width:0;align-content:start}.lessonScheduleColumns>.lessonScheduleResourcesColumn{grid-template-columns:minmax(0,1fr)}.lessonScheduleColumns .lessonScheduleEntryContext{margin:0}.lessonScheduleColumns .teachingLessonContents{margin-top:0}@media(max-width:820px){.lessonScheduleColumns{grid-template-columns:minmax(0,1fr)}}.lessonScheduleDialog>.settingsHeader{flex:0 0 auto;gap:var(--edu-dialog-gap);padding:var(--edu-dialog-padding);border-bottom:1px solid var(--edu-color-border);background:var(--edu-color-surface)}.lessonScheduleDialog>.settingsHeader h2{color:var(--edu-color-text);font-size:var(--edu-font-title);font-weight:var(--edu-weight-heading);line-height:var(--edu-line-heading)}body:not(.roomPageBody) .lessonScheduleDialog .modalCloseButton{width:30px;min-width:30px;height:30px;min-height:30px;padding:0;border:0;border-radius:0;color:var(--edu-color-muted);background:transparent;box-shadow:none;transform:none}body:not(.roomPageBody) .lessonScheduleDialog .modalCloseButton:hover:not(:disabled),body:not(.roomPageBody) .lessonScheduleDialog .modalCloseButton:focus-visible{color:var(--edu-color-text);background:transparent;box-shadow:none;transform:none}.lessonScheduleDialog .modalCloseButton svg{width:17px;height:17px}.lessonScheduleDialogBody{min-height:0;flex:1 1 auto;overflow-x:hidden;overflow-y:auto;overscroll-behavior:contain;padding:var(--edu-dialog-padding);scrollbar-gutter:stable}.lessonScheduleDialogBody .lessonScheduleModalStatus{margin:0 0 var(--edu-space-3)}.lessonScheduleFormGrid{display:grid;gap:var(--edu-form-gap);margin:0}.lessonScheduleFormGrid .wide{grid-column:1 / -1}.lessonScheduleDialog .lessonScheduleFormGrid label:not(.lessonParticipantOption){gap:var(--edu-field-gap);color:var(--edu-color-muted);font-size:var(--edu-font-label);font-weight:var(--edu-weight-strong)}.lessonScheduleDialog .lessonScheduleFormGrid input:not([type=checkbox]):not([type=radio]),.lessonScheduleDialog .lessonScheduleFormGrid select,.lessonScheduleDialog .lessonScheduleFormGrid textarea{min-height:var(--edu-control-height);padding:var(--edu-control-padding-y) var(--edu-control-padding-x);border:1px solid 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var(--edu-color-border);border-radius:var(--edu-radius-control);outline:none;color:var(--edu-color-text);background:var(--edu-color-surface);box-shadow:none;font-size:var(--edu-font-control);font-weight:var(--edu-weight-strong);transition:border-color .12s ease,background-color .12s ease}.lessonFinishDurationField input:hover{border-color:var(--edu-color-border-strong);background:var(--edu-color-surface-muted)}.lessonFinishDurationField input:focus{border-color:var(--edu-color-info-border);outline:none;background:var(--edu-color-surface-muted);box-shadow:none}.lessonFinishDurationError{color:var(--edu-color-error);font-size:var(--edu-font-caption);font-weight:var(--edu-weight-strong)}.lessonFinalizeError{margin:var(--edu-space-3) 0 0;padding:var(--edu-space-2) var(--edu-form-gap);border-radius:var(--edu-radius-control);background:var(--edu-color-error-bg);color:var(--edu-color-error);font-size:var(--edu-font-label)}.lessonFinishDialog>.lessonFinishHint{margin-top:var(--edu-space-3)}.lessonFinishDialog>.dashboardConfirmActions{margin-top:var(--edu-space-3);padding-top:var(--edu-space-3);border-top:1px solid var(--edu-color-border)}@media(max-width:620px){.lessonScheduleChangeChoices{grid-template-columns:1fr}.lessonRoomSummary{grid-template-columns:minmax(0,1fr) auto}.lessonRoomLifecycleAction{grid-column:1 / -1;justify-self:end}.lessonRoomIdentity{grid-template-columns:1fr}.lessonRoomIdentity>svg{display:none}.lessonFinishGrid,.lessonFinishObjectives label{grid-template-columns:1fr}.lessonFinishGrid .wide{grid-column:auto}}@media(max-width:380px){.lessonRoomNewStudent{grid-template-columns:1fr}.lessonRoomNewStudent 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roomAdmissionKnock{0%,16%,32%,to{transform:translateY(0)}8%{transform:translateY(-5px)}24%{transform:translateY(-3px)}}@media(prefers-reduced-motion:reduce){body.roomPageBody .roomAdmissionFloating,.roomAdmissionFloatingGlyph{animation:none}}.roomAdmissionRequestsPanel{box-sizing:border-box;background:var(--edu-color-surface);border:1px solid var(--edu-color-border);border-radius:var(--edu-radius-panel);box-shadow:var(--edu-shadow-menu);display:grid;gap:var(--edu-space-3);max-height:calc(var(--edu-visual-viewport-height, 100dvh) - var(--edu-control-height) - 40px);overflow-y:auto;overscroll-behavior:contain;padding:var(--edu-dialog-padding);position:fixed;width:min(400px,calc(100vw - 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1fr;height:100dvh;max-width:min(340px,88vw);overflow-y:auto;padding:.85rem;position:absolute;right:0;top:0;width:min(340px,88vw)}.mobileHeaderDrawerHeader{align-items:center;border-bottom:1px solid rgba(216,224,248,.92);display:flex;justify-content:space-between;gap:var(--edu-space-3);padding:0 0 .8rem}.mobileHeaderDrawerHeader>span{color:#202a3d;display:grid;font-weight:var(--edu-weight-heading);gap:var(--edu-space-1)}.mobileHeaderDrawerHeader small{color:#737c93;font-size:var(--edu-font-label);font-weight:var(--edu-weight-medium)}.mobileHeaderDrawerClose{align-items:center;background:transparent;border-radius:0;box-shadow:none;color:#475569;display:inline-flex;height:40px;justify-content:center;padding:0;width:40px}.mobileHeaderDrawerClose:hover,.mobileHeaderDrawerClose:focus-visible{background:transparent;box-shadow:none;color:#111827;outline:none;transform:none}.mobileHeaderMenu{display:grid;align-content:start;gap:var(--edu-space-2);padding:var(--edu-space-3) 0 0}.mobileHeaderMenuItem{align-items:center;background:transparent;border-radius:8px;box-shadow:none;color:#26324f;display:flex;gap:var(--edu-space-2);justify-content:flex-start;min-height:40px;padding:var(--edu-space-2) var(--edu-space-3);text-align:left;width:100%}.mobileHeaderMenuItem span{display:grid;gap:var(--edu-space-1)}.mobileHeaderMenuItem small{color:#737c93;font-size:var(--edu-font-label);font-weight:var(--edu-weight-medium);max-width:172px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.mobileHeaderMenuItemIcon{color:#5360df;flex:0 0 auto;height:18px;width:18px}.primaryMobileHeaderMenuItem{background:linear-gradient(135deg,#6372f3,#4f5fe6);color:#fff}.primaryMobileHeaderMenuItem .mobileHeaderMenuItemIcon{color:#fff}.mobileHeaderStatus{color:#596276;font-size:var(--edu-font-label);padding:.25rem .65rem .15rem}@keyframes mobile-drawer-in{0%{opacity:.8;transform:translate(100%)}to{opacity:1;transform:translate(0)}}.page{margin:0 auto;max-width:1240px;min-width:0;padding:2.4rem 1.25rem 3.5rem;width:100%}body:not(.roomPageBody) .page{flex:1 0 auto}.narrow{max-width:720px}.page .hero{background:linear-gradient(180deg,#fffffffa,#f9fcfff0);border:1px solid rgba(203,214,238,.86);border-radius:12px;box-shadow:var(--edu-surface-highlight),var(--edu-shadow-lg);padding:3rem}.compactHero{padding:2rem}.testHomeHero{align-items:center;display:grid;gap:var(--edu-space-6);grid-template-columns:minmax(0,1.05fr) minmax(320px,.95fr);min-height:520px;overflow:hidden;position:relative}.testHomeHero h1{max-width:760px}.testHomeHero p{max-width:680px}.hero h1,.page h1{color:#101a30;font-size:var(--edu-font-display);letter-spacing:0;line-height:.98;margin:0 0 1rem;overflow-wrap:anywhere}.page h2{color:var(--edu-color-text);letter-spacing:0;line-height:1.15}.hero p,.page>p{color:var(--edu-muted);font-size:var(--edu-font-section);line-height:1.7;overflow-wrap:anywhere}.eyebrow{color:var(--edu-primary);font-size:var(--edu-font-label);font-weight:var(--edu-weight-heading);letter-spacing:.08em;text-transform:uppercase}.grid{display:grid;gap:var(--edu-space-4);grid-template-columns:repeat(auto-fit,minmax(min(240px,100%),1fr));margin-top:1rem;min-width:0}.page .card{background:linear-gradient(180deg,#fffffffa,#f9fcfff5);border:1px solid rgba(203,214,238,.88);border-radius:8px;box-shadow:var(--edu-surface-highlight),var(--edu-shadow-sm);min-width:0;overflow-wrap:anywhere;padding:var(--edu-space-5);transition:border-color .18s ease,box-shadow .18s ease,transform .18s ease}.page .card:hover{border-color:#3659e638;box-shadow:var(--edu-surface-highlight),var(--edu-shadow-md);transform:translateY(-2px)}.page .card h2{margin-top:0}.page .card p,.note,.page .miniCard p{color:var(--edu-muted);line-height:1.5;overflow-wrap:anywhere}.page .form{background:linear-gradient(180deg,#fffffffa,#f9fcfff5);border:1px solid rgba(203,214,238,.88);border-radius:8px;box-shadow:var(--edu-surface-highlight),var(--edu-shadow-sm);display:grid;gap:var(--edu-space-4);margin-top:1rem;padding:var(--edu-space-5)}label{display:grid;gap:var(--edu-field-gap);color:var(--edu-color-muted);font-size:var(--edu-font-label);font-weight:var(--edu-weight-medium)}input,select,textarea{background:var(--edu-color-surface);border:1px solid var(--edu-color-border);border-radius:var(--edu-radius-control);box-shadow:none;color:var(--edu-color-text);padding:var(--edu-control-padding-y) var(--edu-control-padding-x);font-size:var(--edu-font-control);font-weight:var(--edu-weight-normal);line-height:var(--edu-line-control);transition:background .18s ease,border-color .18s ease,box-shadow .18s ease;width:100%}:where(input:not([type=checkbox]):not([type=radio]):not([type=range]):not([type=color]):not([type=hidden]),select){min-height:var(--edu-control-height)}body:not(.roomPageBody) select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,#607089 50%),linear-gradient(135deg,#607089 50%,transparent 50%),linear-gradient(180deg,#fff,#f8fbff);background-position:calc(100% - 18px) calc(50% + 2px),calc(100% - 13px) calc(50% + 2px),0 0;background-repeat:no-repeat;background-size:5px 5px,5px 5px,100% 100%;padding-right:2.4rem}body:not(.roomPageBody) input:hover,body:not(.roomPageBody) select:hover,body:not(.roomPageBody) textarea:hover{border-color:#7a8db2e6;box-shadow:inset 0 1px 2px #0f172a0a,0 5px 14px #1e2d520e}input:focus,select:focus,textarea:focus{border-color:#3659e68c;box-shadow:inset 0 1px 2px #0f172a09,var(--edu-ring),0 10px 24px #3659e61a;outline:none}textarea{min-height:calc(var(--edu-control-height-sm) * 2);max-height:400px;overflow-y:auto;resize:none}.homeHeroCopy{display:grid;gap:var(--edu-space-4);min-width:0}.homeFeatureStrip{align-items:center;display:flex;flex-wrap:wrap;gap:var(--edu-space-3);margin-top:1.1rem}.homeFeatureStrip span{align-items:center;color:#334158;display:inline-flex;font-size:var(--edu-font-body);font-weight:var(--edu-weight-heading);gap:var(--edu-space-2)}.homeFeatureIcon{background:linear-gradient(180deg,#f8fbff,#eaf4ff);border:1px solid #d7e7fb;border-radius:8px;box-shadow:var(--edu-surface-highlight),0 8px 18px #1d2d5212;color:#16856d;height:34px;padding:.45rem;width:34px}.homePreview{align-items:center;display:grid;justify-items:center;min-height:360px}.homePreviewWindow{background:linear-gradient(90deg,rgba(223,232,247,.55) 1px,transparent 1px),linear-gradient(180deg,rgba(223,232,247,.55) 1px,transparent 1px),var(--edu-color-surface);background-size:34px 34px;border:1px solid rgba(203,214,238,.92);border-radius:12px;box-shadow:var(--edu-surface-highlight),var(--edu-shadow-lg);display:grid;gap:var(--edu-space-3);grid-template-columns:1.05fr .95fr;grid-template-rows:1fr .72fr;max-width:500px;min-height:310px;padding:1rem;width:100%}.homePreviewVideo,.homePreviewBoard{border:1px solid #dce6f5;border-radius:8px;min-height:0}.homePreviewVideo{background:linear-gradient(180deg,#0f172a1f,#0f172a2e),#eef4ff;position:relative}.homePreviewVideo:before{background:#b7c9ee;border-radius:999px;content:"";height:56px;left:50%;position:absolute;top:32%;transform:translate(-50%,-50%);width:56px}.homePreviewVideo:after{background:#9fb7e4;border-radius:999px 999px 10px 10px;bottom:0;content:"";height:74px;left:50%;position:absolute;transform:translate(-50%);width:118px}.homePreviewVideo.small{background:#e8fff7;grid-column:1;grid-row:2}.homePreviewVideo.small:before{background:#1fb58f;height:42px;width:42px}.homePreviewVideo.small:after{background:var(--edu-color-success);height:54px;width:86px}.homePreviewBoard{background:#ffffffe6;display:grid;gap:var(--edu-space-3);grid-column:2;grid-row:1 / span 2;padding:1.3rem}.homePreviewBoard span{background:#e8eef9;border-radius:999px;display:block;height:8px}.homePreviewBoard span:nth-child(2){background:var(--edu-color-success);height:60px;justify-self:center;transform:rotate(-36deg);width:9px}.homePreviewBoard span:nth-child(3){background:#f0ad3a;width:44%}.homeInfoGrid{margin-top:1.1rem}.cardIndex{color:var(--edu-primary);display:inline-block;font-size:var(--edu-font-label);font-weight:var(--edu-weight-heading);margin-bottom:.8rem}.authPage{align-items:start;display:grid;gap:var(--edu-space-4)}.authPage.narrow{max-width:1120px}.authShell,.registerShell{align-items:stretch;display:grid;gap:var(--edu-space-4);grid-template-columns:minmax(0,.9fr) minmax(360px,1.1fr)}.registerShell{grid-template-columns:minmax(360px,1fr) minmax(280px,.65fr)}.authInfoPanel{background:linear-gradient(180deg,#3659e60f,#10a9810b),var(--edu-color-surface);border:1px solid rgba(203,214,238,.9);border-radius:12px;box-shadow:var(--edu-surface-highlight),var(--edu-shadow-md);display:grid;gap:var(--edu-space-4);padding:var(--edu-space-6)}.authInfoPanel h1{font-size:var(--edu-font-display);margin:0}.authInfoPanel p{color:var(--edu-muted);font-size:var(--edu-font-title);line-height:1.65;margin:0}.authBenefits,.registrationChecklist{display:grid;gap:var(--edu-space-3)}.authBenefits span,.registrationChecklist span{align-items:center;color:#344158;display:flex;gap:var(--edu-space-2);line-height:1.4}.authBenefitIcon{background:linear-gradient(180deg,#f8fbff,#eaf4ff);border:1px solid #d7e7fb;border-radius:8px;box-shadow:var(--edu-surface-highlight),0 8px 18px #1d2d5212;color:#16856d;flex:0 0 auto;height:34px;padding:.45rem;width:34px}.authPanel{background:linear-gradient(180deg,var(--edu-color-surface),#fbfdff);border:1px solid rgba(203,214,238,.9);border-radius:12px;box-shadow:var(--edu-surface-highlight),var(--edu-shadow-md);display:grid;gap:var(--edu-space-4);padding:var(--edu-space-6)}.authPanel h1{font-size:var(--edu-font-display);margin-bottom:0}.authPanel p{color:var(--edu-muted);line-height:1.6;margin:0}.authForm{margin-top:0}.authForm h2{margin:0}.dashboardPage,.adminPage{display:grid;gap:var(--edu-space-4)}.dashboardPage{--dashboard-border: var(--edu-color-border);--dashboard-border-strong: var(--edu-color-border-strong);--dashboard-muted: var(--edu-color-muted);--dashboard-primary: var(--edu-color-primary);--dashboard-primary-hover: var(--edu-color-primary-hover);--dashboard-soft: var(--edu-color-surface-muted);--dashboard-text: var(--edu-color-text);align-content:start;background:var(--dashboard-soft);box-shadow:0 0 0 100vmax var(--dashboard-soft);clip-path:inset(0 -100vmax);color:var(--edu-color-text);font-family:var(--edu-font-family);font-feature-settings:"cv02","cv03","cv04","cv11";font-size:var(--edu-font-body);gap:var(--edu-space-4);letter-spacing:0;max-width:1180px;padding-top:1.65rem;width:100%}.dashboardPage .eyebrow{color:var(--edu-color-muted);font-size:var(--edu-font-label);font-weight:var(--edu-weight-heading);letter-spacing:0;text-transform:none}.adminShell{align-items:start;display:grid;gap:var(--edu-space-4);grid-template-columns:220px minmax(0,1fr)}.adminContent{display:grid;gap:var(--edu-space-4);min-width:0}.dashboardSideNav{background:linear-gradient(180deg,var(--edu-color-surface),#f8fbff);border:1px solid rgba(203,214,238,.9);border-radius:12px;box-shadow:var(--edu-surface-highlight),var(--edu-shadow-sm);display:grid;gap:var(--edu-space-1);padding:1rem;position:sticky;top:5.4rem}.dashboardSideNav strong{color:#111827;margin-bottom:.35rem}.dashboardSideNav span{border-radius:8px;color:#53627a;font-size:var(--edu-font-body);font-weight:var(--edu-weight-heading);padding:.6rem .7rem;transition:background .18s ease,color .18s ease,box-shadow .18s ease}.dashboardSideNav .activeDashboardNav{background:#eef3ff;box-shadow:inset 0 0 0 1px #3659e61f,0 6px 16px #3659e614;color:var(--edu-primary)}.dashboardHeader,.adminHero{align-items:stretch;display:grid;gap:var(--edu-space-4);grid-template-columns:minmax(0,1fr) minmax(260px,360px)}.dashboardHeader{grid-template-columns:minmax(0,1fr)}.dashboardIntro,.adminStatusCard{background:linear-gradient(180deg,var(--edu-color-surface),#fbfdff);border:1px solid rgba(203,214,238,.9);border-radius:12px;box-shadow:var(--edu-surface-highlight),var(--edu-shadow-md);padding:var(--edu-space-5)}.dashboardIntro{align-items:start;background:transparent;border:0;box-shadow:none;display:grid;gap:var(--edu-space-4);grid-template-columns:minmax(0,1fr) minmax(360px,420px);padding:.15rem 0 .25rem}.dashboardIntro h1{color:var(--edu-color-text);font-size:var(--edu-font-display);font-weight:var(--edu-weight-heading);letter-spacing:0;line-height:1.08;margin:.15rem 0 .45rem}.dashboardIntro>p{color:var(--edu-muted);line-height:1.6;margin:0 0 .85rem}.dashboardIntro>div:first-child>p:last-child{color:var(--edu-color-muted);font-size:var(--edu-font-body);line-height:1.55;margin:0;max-width:560px}.dashboardStatusRow{display:grid;gap:var(--edu-space-2);grid-template-columns:repeat(3,minmax(118px,1fr))}.dashboardStatusRow span{background:var(--edu-color-surface);border:1px solid var(--dashboard-border);border-radius:8px;box-shadow:none;color:#111827;display:grid;gap:var(--edu-space-1);min-width:0;padding:.62rem .72rem}.dashboardStatusRow strong{color:#111827;font-size:var(--edu-font-title);font-weight:var(--edu-weight-heading);letter-spacing:0;overflow-wrap:anywhere}.dashboardStatusRow small{color:var(--edu-color-muted);font-size:var(--edu-font-label);font-weight:var(--edu-weight-strong)}.dashboardNotice{background:var(--edu-color-surface);border:1px solid var(--dashboard-border);border-left:2px solid #2563eb;border-radius:8px;color:#475569;grid-column:1 / -1;line-height:1.45;margin:0;padding:.62rem .75rem}.quickCreatePanel{align-items:end;grid-template-columns:minmax(160px,.75fr) minmax(220px,1fr) auto}.quickCreatePanel h2{margin:0}.quickCreatePanel .eyebrow{margin:0 0 .3rem}.roomGrid{align-items:start;display:grid;gap:var(--edu-space-3);grid-template-columns:repeat(auto-fit,minmax(min(300px,100%),1fr))}.roomCard{align-self:start;background:var(--edu-color-surface);border:1px solid var(--dashboard-border);border-radius:8px;box-shadow:none;display:grid;gap:var(--edu-space-3);grid-template-rows:auto auto minmax(0,1fr) auto;height:232px;max-height:260px;min-height:0;overflow:hidden;padding:var(--edu-space-4);transition:border-color .16s ease,background .16s ease}.roomCard:has(.roomTitleEdit){height:auto;max-height:none;overflow:visible}body:not(.roomPageBody) .dashboardPage .roomCard{box-shadow:none}body:not(.roomPageBody) .dashboardPage .roomCard:hover{background:var(--edu-color-surface);border-color:var(--dashboard-border-strong);box-shadow:none;transform:none}.roomCardActions{align-items:center;display:grid;gap:var(--edu-space-2);grid-template-columns:repeat(2,minmax(0,1fr))}.roomCardActions button{align-items:center;border-radius:7px;box-shadow:none!important;display:inline-flex;gap:var(--edu-space-2);justify-content:center;min-height:var(--edu-control-height);min-width:0;padding-left:.65rem;padding-right:.65rem;white-space:nowrap;width:100%}body:not(.roomPageBody) .roomCardActions button{background:var(--edu-color-surface);border:1px solid #d1d5db;box-shadow:none}body:not(.roomPageBody) .roomCardActions .primary{background:var(--dashboard-primary);border-color:var(--dashboard-primary);color:var(--edu-color-on-accent)}body:not(.roomPageBody) .roomCardActions button:hover:not(:disabled),body:not(.roomPageBody) .roomCardActions button:focus-visible{background:var(--edu-color-surface-muted);box-shadow:none;transform:none}body:not(.roomPageBody) .roomCardActions .primary:hover:not(:disabled),body:not(.roomPageBody) .roomCardActions .primary:focus-visible{background:var(--dashboard-primary-hover);border-color:var(--dashboard-primary-hover)}.roomCardActions svg{height:17px;width:17px}.roomCardTop{align-items:flex-start;display:flex;gap:var(--edu-space-3);justify-content:space-between}.roomCardIdentity{align-items:center;display:flex;flex-wrap:wrap;gap:var(--edu-space-2);min-width:0}.roomCardTopRight{align-items:center;display:flex;gap:var(--edu-space-2);min-width:0}.roomCardIconActions{align-items:center;display:inline-flex;gap:var(--edu-space-1)}.roomCardIconButton{align-items:center;background:transparent;border:1px solid transparent;border-radius:7px;box-shadow:none;color:var(--edu-color-muted);display:inline-flex;height:32px;justify-content:center;padding:0;width:32px}body:not(.roomPageBody) .roomCardIconButton,body:not(.roomPageBody) .roomCardIconButton:hover:not(:disabled),body:not(.roomPageBody) .roomCardIconButton:focus-visible{box-shadow:none;transform:none}body:not(.roomPageBody) .roomCardIconButton:hover:not(:disabled),body:not(.roomPageBody) .roomCardIconButton:focus-visible{background:#f9fafb;border-color:#d1d5db;color:#111827}.roomCardIconButton svg{height:16px;width:16px}.dangerRoomCardIconButton{color:var(--edu-color-error-hover)}.dangerRoomCardIconButton:hover:not(:disabled),.dangerRoomCardIconButton:focus-visible{color:#991b1b}.roomCardIcon{align-items:center;background:var(--edu-color-surface-muted);border:1px solid var(--edu-color-border);border-radius:7px;box-shadow:none;color:var(--edu-color-text);display:inline-flex;font-size:var(--edu-font-title);font-weight:var(--edu-weight-heading);height:40px;justify-content:center;width:40px}.roomCard h2{color:var(--edu-color-text);font-size:var(--edu-font-title);font-weight:var(--edu-weight-heading);letter-spacing:0;line-height:1.18;margin:0}.roomCardMeta{color:var(--edu-color-muted);display:grid;font-size:var(--edu-font-body);gap:var(--edu-space-2);line-height:1.45;margin:0;overflow:hidden}.roomCardMeta span{color:#7b8798;font-size:var(--edu-font-body)}.roomTitleEdit{display:grid;gap:var(--edu-space-3)}.dashboardPage .roomTitleEdit label,.dashboardCreateDialog label{color:#475569;font-size:var(--edu-font-label);font-weight:var(--edu-weight-heading);gap:var(--edu-space-2)}.dashboardPage .roomTitleEdit input,.dashboardCreateDialog input{background:var(--edu-color-surface);border:1px solid #d1d5db;border-radius:7px;box-shadow:none;color:var(--edu-color-text);min-height:var(--edu-control-height);padding:var(--edu-control-padding-y) var(--edu-control-padding-x)}.dashboardPage .roomTitleEdit input::placeholder,.dashboardCreateDialog input::placeholder{color:var(--edu-color-subtle)}.dashboardPage .roomTitleEdit input:hover,.dashboardCreateDialog input:hover{border-color:var(--edu-color-subtle);box-shadow:none}.dashboardPage .roomTitleEdit input:focus,.dashboardCreateDialog input:focus{border-color:var(--dashboard-primary, #2d5b9f);box-shadow:0 0 0 3px #2563eb1f;outline:none}.roomCardEditActions{display:grid;gap:var(--edu-space-2);grid-template-columns:minmax(0,1fr)}.roomCardEditActions button{border-radius:7px;box-shadow:none!important;min-height:var(--edu-control-height);min-width:0;white-space:nowrap;width:100%}body:not(.roomPageBody) .roomCardEditActions button{box-shadow:none;transform:none}body:not(.roomPageBody) .roomCardEditActions .primary{background:var(--dashboard-primary);border-color:var(--dashboard-primary);color:var(--edu-color-on-accent)}body:not(.roomPageBody) .roomCardEditActions .primary:hover:not(:disabled),body:not(.roomPageBody) .roomCardEditActions .primary:focus-visible{background:var(--dashboard-primary-hover);border-color:var(--dashboard-primary-hover)}.dashboardConfirmDialog,.dashboardCreateDialog{background:var(--edu-color-surface);border:1px solid var(--dashboard-border, #e5e7eb);border-radius:var(--edu-radius-dialog);box-shadow:var(--edu-shadow-dialog);display:grid;gap:var(--edu-dialog-gap);padding:var(--edu-dialog-padding)}.dashboardConfirmDialog{max-width:var(--edu-dialog-width-sm)}.dashboardCreateDialog,.roomLeaveConfirmDialog{max-width:var(--edu-dialog-width)}.dashboardConfirmDialog p{color:#475569;font-size:var(--edu-popup-copy-size);line-height:var(--edu-popup-copy-line-height);margin:0}.dashboardConfirmDialog .settingsHeader,.dashboardCreateDialog .settingsHeader{border-bottom:1px solid var(--dashboard-border, #e5e7eb);padding:0 0 var(--edu-space-3)}.dashboardConfirmDialog .settingsHeader h2,.dashboardCreateDialog .settingsHeader h2{color:var(--edu-color-text);font-size:var(--edu-popup-title-size);font-weight:var(--edu-popup-title-weight)}.dashboardConfirmDialog .modalCloseButton,.dashboardCreateDialog .modalCloseButton{border-radius:7px;color:var(--edu-color-muted);height:32px;padding:0;width:32px}.dashboardConfirmDialog .modalCloseButton svg,.dashboardCreateDialog .modalCloseButton svg{height:17px;width:17px}.dashboardConfirmActions{display:flex;flex-wrap:wrap;gap:var(--edu-space-3);justify-content:flex-end}.dashboardConfirmActions button{align-items:center;border-radius:7px;box-shadow:none!important;display:inline-flex;gap:var(--edu-space-2);justify-content:center;min-height:var(--edu-control-height);min-width:120px;font-size:var(--edu-popup-control-size);font-weight:var(--edu-popup-control-weight);line-height:1.2}body:not(.roomPageBody) .dashboardConfirmActions button{box-shadow:none;transform:none}body:not(.roomPageBody) .dashboardConfirmActions .primary{background:var(--dashboard-primary, #2d5b9f);border-color:var(--dashboard-primary, #2d5b9f);color:var(--edu-color-on-accent)}body:not(.roomPageBody) .dashboardConfirmActions .primary:hover:not(:disabled),body:not(.roomPageBody) .dashboardConfirmActions .primary:focus-visible{background:var(--dashboard-primary-hover, #244a84);border-color:var(--dashboard-primary-hover, #244a84)}body:not(.roomPageBody) .dashboardConfirmDialog .dangerButton{background:var(--edu-color-error)!important;border:1px solid var(--edu-color-error);box-shadow:none!important;color:var(--edu-color-on-accent)!important}body:not(.roomPageBody) .dashboardConfirmDialog .dangerButton:hover:not(:disabled),body:not(.roomPageBody) .dashboardConfirmDialog .dangerButton:focus-visible{background:var(--edu-color-error-hover)!important;border-color:var(--edu-color-error-hover);box-shadow:none!important;transform:none}.dangerButton{background:linear-gradient(180deg,rgba(255,255,255,.14),transparent 42%),linear-gradient(135deg,#ef4444,#b91c1c)!important;box-shadow:inset 0 1px #ffffff38,0 18px 36px #b91c1c3d,0 3px 8px #7f1d1d24!important;color:var(--edu-color-on-accent)!important}.dangerButton:hover:not(:disabled),.dangerButton:focus-visible{background:linear-gradient(180deg,rgba(255,255,255,.16),transparent 42%),linear-gradient(135deg,var(--edu-color-error),#991b1b)!important}.dangerButton svg{height:17px;width:17px}.emptyRoomCard{background:linear-gradient(135deg,#3659e60f,#10a9810f),var(--edu-color-surface);border-style:dashed}body:not(.roomPageBody) .roomCard:hover .roomCardIcon{box-shadow:none}.adminHero{padding:1.5rem}.adminHero h1{font-size:var(--edu-font-display)}.adminHero p{max-width:720px}.adminStatusCard{align-content:center;display:grid;gap:var(--edu-space-1);min-width:0}.adminStatusCard span,.adminStatusCard small{color:var(--edu-muted);font-size:var(--edu-font-body)}.adminStatusCard strong{color:#111827;overflow-wrap:anywhere}.adminChecklist ol{color:var(--edu-muted);line-height:1.6;margin:.65rem 0 0;padding-left:1.25rem}.adminForm{grid-template-columns:repeat(3,minmax(0,1fr)) auto}.adminForm h2,.adminForm .note{grid-column:1 / -1}.adminForm button{align-self:end}.adminGrid,.adminList{margin-top:0}.room{display:grid;flex:1 1 auto;gap:var(--edu-space-4);grid-template-areas:"participants stage";grid-template-columns:minmax(240px,20fr) minmax(0,80fr);height:auto;min-height:0;overflow:hidden;padding:1rem 1.5rem 1.25rem}.expandedBoardRoom{background:#f5f7fc;grid-template-columns:minmax(0,1fr);height:100dvh;inset:0;padding:0;position:fixed;z-index:40}.collapsedBoardRoom{grid-template-columns:minmax(0,1fr)}.room.expandedBoardRoom,.room.collapsedBoardRoom{grid-template-areas:"stage"}.room>.roomStage{grid-area:stage}.room>.participantsPanel{grid-area:participants}body.roomPageBody .room.collapsedBoardRoom{flex:1 1 0;grid-template-rows:minmax(0,1fr);height:100%;max-height:100%;overflow:hidden}body.roomPageBody .room.collapsedBoardRoom>.roomStage{height:100%;min-height:0;min-width:0;overflow:hidden}.expandedBoardRoom .participantsPanel,.collapsedBoardRoom .participantsPanel{display:none}.expandedBoardRoom .roomStage{border:0;border-radius:0;gap:0;padding:0;width:100%}.expandedBoardRoom .boardToolbar,.expandedBoardRoom .boardSurfaceToolbar{display:none}.expandedBoardRoom .whiteboardShell,.expandedBoardRoom .screenShareCanvas{border:0;border-radius:0}.roomStage{background:#ffffffe0;border:1px solid rgba(213,222,247,.96);border-radius:28px;box-shadow:0 24px 60px #3746a01a;display:flex;flex-direction:column;gap:var(--edu-space-3);min-height:0;overflow:visible;padding:.9rem;position:relative}.roomPlaybackPrompt{background:#1d4ed8;border:1px solid rgba(255,255,255,.86);border-radius:999px;box-shadow:0 14px 34px #1e40af4d;color:var(--edu-color-on-accent);left:50%;min-height:44px;padding:.65rem 1rem;position:fixed;top:max(.75rem,env(safe-area-inset-top));transform:translate(-50%);z-index:200}.roomPlaybackPrompt:hover,.roomPlaybackPrompt:focus-visible{background:#1e40af}.participantsPanel{display:flex;flex-direction:column;gap:var(--edu-space-3);min-height:0;overflow:hidden;overscroll-behavior:contain}.participantsPanel .miniCard{flex:1 1 auto;box-shadow:none}@media(min-width:1181px){.participantsPanel{height:100%}.participantsPanel .participantsCard{flex:1 1 0;grid-template-rows:auto minmax(0,1fr);min-height:0}.participantsPanel .participantsCard .participantTile{aspect-ratio:auto;height:100%;min-height:0}}@media(min-width:1181px)and (max-height:800px){body.roomPageBody .room:not(.expandedBoardRoom):not(.collapsedBoardRoom){align-content:stretch;grid-template-rows:minmax(0,1fr);height:100%;max-height:100%}body.roomPageBody .room:not(.expandedBoardRoom):not(.collapsedBoardRoom) .roomStage{height:100%;overflow:hidden}.participantsPanel{gap:var(--edu-space-2)}.participantsPanel .participantsCard{flex:1 0 132px;gap:var(--edu-space-2);grid-template-rows:auto minmax(0,1fr);min-height:132px;padding:var(--edu-space-2)}.participantsPanel .lessonRoomPanel:not(.lessonRoomPanelTemplateOnly){flex:1 1 auto;min-height:0;overflow-y:auto}}.boardToolbar{align-items:center;background:#ffffffeb;border:1px solid rgba(219,226,249,.95);border-radius:22px;box-shadow:0 14px 34px #3746a012;display:flex;flex-wrap:wrap;gap:var(--edu-space-2);justify-content:space-between;padding:var(--edu-space-2);z-index:2}.boardRightControls,.boardCallControls{align-items:center;display:flex;gap:var(--edu-space-1)}.boardLeftControls{align-items:center;display:inline-flex;flex:0 1 auto;gap:var(--edu-space-2);min-width:0}.boardRightControls{flex:1 1 auto;gap:var(--edu-space-2);justify-content:flex-end;min-width:0}.boardCallControls{background:#f9faff;border:1px solid #e4e9fb;border-radius:18px;flex:0 1 auto;flex-wrap:nowrap;max-width:100%;min-width:0;overflow:visible;padding:.2rem;scrollbar-width:thin}.boardCallControls::-webkit-scrollbar,.whiteboardTools::-webkit-scrollbar{height:4px}.boardCallControls::-webkit-scrollbar-thumb,.whiteboardTools::-webkit-scrollbar-thumb{background:#94a3b87a;border-radius:999px}.roomControlsMenuButton{align-items:center;background:var(--edu-color-surface);border-radius:14px;box-shadow:inset 0 0 0 1px #d8e0f8f2,0 10px 22px #3746a00f;color:#5360df;display:none;height:40px;justify-content:center;min-height:40px;padding:0;width:40px}.roomControlsMenuButton:hover,.roomControlsMenuButton:focus-visible{background:#f2f0ff;color:#4754da;outline:none}.roomControlsMenuButtonIcon{color:currentColor;height:19px;width:19px}.boardOverlayMenuButton{position:absolute;right:1.9rem;top:1.9rem;z-index:8}.boardOverlayMenuButtonBelowExpand{top:calc(1.9rem + 42px)}.roomControlsDrawerLayer{inset:0;position:fixed;z-index:82}.roomControlsDrawer{animation:mobile-drawer-in .18s ease both;background:#fffffffa;border-left:1px solid rgba(216,224,248,.98);box-shadow:-24px 0 54px #1f2a5c2e;display:grid;grid-template-rows:auto 1fr;height:100dvh;max-width:min(318px,88vw);overflow-y:auto;padding:.85rem;position:absolute;right:0;top:0;width:min(318px,88vw)}.roomControlsDrawerHeader{align-items:center;border-bottom:1px solid rgba(216,224,248,.92);color:#202a3d;display:flex;font-weight:var(--edu-weight-heading);justify-content:space-between;gap:var(--edu-space-3);padding:0 0 .8rem}.roomControlsDrawerClose{align-items:center;background:transparent;border-radius:0;box-shadow:none;color:#475569;display:inline-flex;height:40px;justify-content:center;padding:0;width:40px}.roomControlsDrawerClose:hover,.roomControlsDrawerClose:focus-visible{background:transparent;box-shadow:none;color:#111827;outline:none;transform:none}.roomControlsMenu{display:grid;align-content:start;gap:var(--edu-space-2);padding:var(--edu-space-3) 0 0}.roomControlsMenuGroup{border-top:1px solid rgba(216,224,248,.92);display:grid;gap:var(--edu-space-2);margin-top:.35rem;padding-top:.7rem}.roomControlsMenuGroupTitle{color:var(--edu-color-muted);font-size:var(--edu-font-control);font-weight:var(--edu-weight-heading);padding:var(--edu-space-1) var(--edu-space-3);text-transform:uppercase}.roomControlsBoardGroup{border-top:0;margin-top:0;padding-top:0}.roomControlsMenuItem{align-items:center;background:transparent;border-radius:12px;box-shadow:none;color:#26324f;display:flex;gap:var(--edu-space-2);justify-content:flex-start;min-height:42px;padding:var(--edu-space-2) var(--edu-space-3);text-align:left;width:100%}.roomControlsMenuItem:hover,.roomControlsMenuItem:focus-visible{background:#eef2ff;box-shadow:none;color:#5360df;outline:none;transform:none}.roomControlsMenuItem:disabled{cursor:var(--edu-cursor-not-allowed);opacity:.45;transform:none}.roomControlsMenuItemIcon{color:currentColor;flex:0 0 auto;height:18px;width:18px}.lessonRecordingControlButtonActive{background:#fee2e2!important;border-color:#ef4444!important;color:var(--edu-color-error-hover)!important}.lessonRecordingLiveIndicator{align-items:center;background:#7f1d1df0;border:1px solid rgba(254,202,202,.7);border-radius:999px;box-shadow:0 8px 24px #7f1d1d42;color:var(--edu-color-on-accent);display:flex;font-size:var(--edu-font-label);font-weight:var(--edu-weight-heading);gap:var(--edu-space-2);left:50%;letter-spacing:.02em;padding:7px 12px;pointer-events:none;position:absolute;top:10px;transform:translate(-50%);z-index:80}.lessonRecordingLiveIndicator i{animation:lessonRecordingPulse 1.35s ease-in-out infinite;background:#fca5a5;border-radius:50%;height:8px;width:8px}.lessonRecordingFeedback{align-items:center;border:1px solid;border-radius:12px;box-shadow:0 12px 30px #0f172a2e;display:grid;font-size:var(--edu-font-body);font-weight:var(--edu-weight-heading);gap:var(--edu-space-2);grid-template-columns:18px minmax(0,1fr) 28px;left:50%;line-height:1.35;max-width:min(620px,calc(100% - 24px));padding:9px 9px 9px 12px;position:absolute;top:10px;transform:translate(-50%);width:max-content;z-index:82}.lessonRecordingFeedbackInfo{background:#eff6fff7;border-color:#93c5fd;color:#1e3a8a}.lessonRecordingFeedbackError{background:#fef2f2fa;border-color:#fca5a5;color:#991b1b}.lessonRecordingFeedbackBelowIndicator{top:50px}.lessonRecordingFeedback>svg{height:18px;width:18px}.lessonRecordingFeedback>button,.lessonRecordingFeedback>button:hover:not(:disabled),.lessonRecordingFeedback>button:focus-visible{align-items:center;background:transparent;border:0;box-shadow:none;color:currentColor;display:inline-flex;height:28px;justify-content:center;min-height:28px;min-width:28px;opacity:.72;padding:0;transform:none;width:28px}.lessonRecordingFeedback>button:hover:not(:disabled),.lessonRecordingFeedback>button:focus-visible{opacity:1}.lessonRecordingFeedback>button svg{height:16px;width:16px}@keyframes lessonRecordingPulse{0%,to{opacity:.5;transform:scale(.85)}50%{opacity:1;transform:scale(1.12)}}.lessonRecordingConsentBackdrop{z-index:var(--edu-z-consent)}.lessonRecordingConsentDialog{max-width:var(--edu-dialog-width);padding:var(--edu-space-6);text-align:center}.lessonRecordingConsentDialog h2{margin:14px 0 10px}.lessonRecordingConsentDialog>p{color:#475569;line-height:1.55;margin:0}.lessonRecordingConsentIcon{align-items:center;background:#fee2e2;border-radius:50%;color:var(--edu-color-error);display:inline-flex;height:54px;justify-content:center;width:54px}.lessonRecordingConsentIcon svg{height:27px;width:27px}.acceptedLessonRecordingConsentIcon{background:#dcfce7;color:#15803d}.lessonRecordingConsentDialog .lessonRecordingConsentNote{background:var(--edu-color-surface-muted);border-radius:12px;color:var(--edu-color-muted);font-size:var(--edu-font-body);margin-top:16px;padding:var(--edu-space-3) var(--edu-space-3)}.lessonRecordingConsentActions{display:flex;gap:var(--edu-space-2);justify-content:flex-end;margin-top:24px}.lessonRecordingConsentActions button{min-height:42px}.lessonRecordingStartButton{align-items:center;display:inline-flex;gap:var(--edu-space-2)}.lessonRecordingStartButton svg{height:18px;width:18px}@media(max-width:640px){.lessonRecordingLiveIndicator{max-width:calc(100% - 104px);top:8px;white-space:nowrap}.lessonRecordingFeedback{font-size:var(--edu-font-label);max-width:calc(100% - 16px);top:8px;width:calc(100% - 16px)}.lessonRecordingFeedbackBelowIndicator{top:48px}.lessonRecordingConsentDialog{margin:16px;padding:var(--edu-space-5) var(--edu-space-4)}.lessonRecordingConsentActions{flex-direction:column-reverse}.lessonRecordingConsentActions button{width:100%}}.roomControlsMenuItem[role=menuitemcheckbox]{display:grid;grid-template-columns:18px minmax(0,1fr) 18px}.roomControlsSubjectCheck{color:#059669;height:17px;opacity:0;transform:scale(.76);transition:opacity .12s ease,transform .12s ease;width:17px}.roomControlsSubjectCheckVisible{opacity:1;transform:scale(1)}.activeRoomControlsMenuItem{background:#ecfdf5;color:#059669}.mutedRoomControlsMenuItem{color:#7b879d}.dangerRoomControlsMenuItem{color:#dc2f52}.boardTopToggleButton{align-items:center;background:var(--edu-color-surface);border-radius:14px;box-shadow:inset 0 0 0 1px #d8e0f8f2,0 10px 22px #3746a00f;color:#465069;display:inline-flex;flex:0 0 auto;font-size:var(--edu-font-control);font-weight:var(--edu-weight-heading);gap:var(--edu-space-2);height:36px;justify-content:center;min-height:36px;padding:0 .72rem;white-space:nowrap}.boardTopToggleButton:hover,.boardTopToggleButton:focus-visible{background:#eef2ff;box-shadow:inset 0 0 0 1px #7e89ff47,0 12px 26px #5360df1f;color:#5360df;outline:none}.activeBoardTopToggle{background:#f2f0ff;color:#5360df}.boardTopToggleIcon{color:currentColor;height:16px;width:16px}.roomLockControl{align-items:center;border-radius:14px;display:inline-flex;flex:0 0 auto;padding:0}.openRoomControl{background:var(--edu-color-surface)}.openRoomControl .roomLockButton{color:#5360df}.lockedRoomControl{background:#fff1f2}.lockedRoomControl .roomLockButton.activeIconControl{background:#ffe4e6;box-shadow:inset 0 0 0 2px #f43f5ed6,0 10px 24px #f43f5e26;color:#e11d48}.lockedRoomControl .roomLockButton.activeIconControl:hover:not(:disabled),.lockedRoomControl .roomLockButton.activeIconControl:focus-visible{background:#fecdd3;color:#be123c}.boardSurfaceToolbar{align-items:center;display:none;justify-content:flex-start;margin:-.28rem 0 -.36rem;min-height:36px;padding:0 var(--edu-space-1);position:relative;z-index:2}.boardSurfaceToolbar button{background:transparent;box-shadow:none;color:#465069;font-size:var(--edu-font-control);min-height:36px;padding:var(--edu-space-2) var(--edu-space-2)}.boardViewerStatus{align-items:center;background:var(--edu-color-surface-muted);border:1px solid rgba(218,225,248,.95);border-radius:14px;color:#465069;display:inline-flex;font-size:var(--edu-font-body);font-weight:var(--edu-weight-heading);min-height:36px;padding:.48rem .72rem;white-space:nowrap}.topEffectsMenu,.topSubjectToolsMenu{position:relative}.topEffectsDropdown{background:#fffffffa;border:1px solid rgba(213,222,247,.95);border-radius:12px;box-shadow:0 18px 42px #18204a29;display:grid;gap:var(--edu-space-1);min-width:150px;padding:.35rem;position:fixed;right:auto;top:0;z-index:140}.topEffectsDropdown button{background:transparent;border-radius:8px;box-shadow:none;color:#26324f;font-size:var(--edu-font-control);min-height:32px;padding:.45rem .55rem;text-align:left;transform:none}.topEffectsDropdown button:hover,.topEffectsDropdown button:focus-visible{background:#eef2ff;box-shadow:none;color:#5360df;outline:none;transform:none}.iconControlButton{align-items:center;background:var(--edu-color-surface);border-radius:14px;box-shadow:inset 0 0 0 1px #d8e0f8f2,0 10px 22px #3746a00f;color:#5360df;display:inline-flex;height:36px;justify-content:center;min-height:36px;min-width:36px;padding:0;position:relative;width:36px}.iconControlButton:hover:not(:disabled),.iconControlButton:focus-visible{background:#f2f0ff;color:#4754da;transform:translateY(-1px)}.iconControlButton:disabled{cursor:var(--edu-cursor-not-allowed);opacity:.42;transform:none}.iconControlButton.loadingIconControl:disabled{opacity:1}.activeIconControl{background:#ecfdf5;box-shadow:inset 0 0 0 2px #10b981e6,0 10px 24px #10b98129;color:#059669}.activeIconControl:hover:not(:disabled),.activeIconControl:focus-visible{background:#dffbed;color:#047857}.mutedIconControl{background:#f5f7fc;color:#7b879d}.dangerIconControl{background:#fff0f3;color:#dc2f52}.dangerIconControl:hover:not(:disabled),.dangerIconControl:focus-visible{background:#ffe4e9;color:#bd1f3f}.controlLucideIcon{color:currentColor;display:block;height:19px;width:19px}.controlButtonSpinner{height:18px;width:18px}.activeIconControl .controlLucideIcon{height:20px;width:20px}.floatingHint{background:#111827;border-radius:10px;box-shadow:0 12px 28px #0f172a2e;color:var(--edu-color-on-accent);font-size:var(--edu-font-label);font-weight:var(--edu-weight-strong);line-height:1.2;max-width:min(260px,calc(100vw - 24px));padding:.55rem .7rem;pointer-events:none;position:fixed;text-align:center;white-space:normal;width:max-content;z-index:1000}.floatingHint:before{background:#111827;content:"";height:8px;left:var(--hint-arrow-left);position:absolute;transform:translate(-50%) rotate(45deg);width:8px}.floatingHint.bottom:before{top:-4px}.floatingHint.top:before{bottom:-4px}.whiteboardShell{--whiteboard-background-color: #ffffff;--whiteboard-pattern-color: rgba(128, 143, 255, .08);background:var(--whiteboard-background-color);border:1px solid rgba(221,228,249,.98);border-radius:24px;flex:1;max-height:100%;min-height:0;overflow:visible;position:relative;transform:translateY(0);transition:flex-basis .28s ease,max-height .28s ease,opacity .18s ease,transform .28s ease,border-width .28s ease}.whiteboardBackgroundGrid .whiteboardCanvas{background:linear-gradient(var(--whiteboard-pattern-color) 1px,transparent 1px),linear-gradient(90deg,var(--whiteboard-pattern-color) 1px,transparent 1px),var(--whiteboard-background-color);background-position:calc(var(--whiteboard-viewport-x) - .5px) calc(var(--whiteboard-viewport-y) - .5px),calc(var(--whiteboard-viewport-x) - .5px) calc(var(--whiteboard-viewport-y) - .5px),0 0;background-size:var(--whiteboard-grid-size) var(--whiteboard-grid-size),var(--whiteboard-grid-size) var(--whiteboard-grid-size),auto}.whiteboardBackgroundLines .whiteboardCanvas{background:linear-gradient(var(--whiteboard-pattern-color) 1px,transparent 1px),var(--whiteboard-background-color);background-position:0 calc(var(--whiteboard-viewport-y) - .5px),0 0;background-size:100% var(--whiteboard-line-size),auto}.whiteboardBackgroundBlank .whiteboardCanvas{background:var(--whiteboard-background-color)}.whiteboardBackgroundOldDesk .whiteboardCanvas{background:var(--whiteboard-old-desk-image),var(--whiteboard-background-color);background-position:center;background-repeat:no-repeat;background-size:cover}.collapsedBoardRoom .whiteboardShell{border-width:0;flex:0 0 0;max-height:0;min-height:0;opacity:0;pointer-events:none;transform:translateY(-24px)}.boardExpandButton{backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);background:#ffffff94;border:1px solid rgba(255,255,255,.7);box-shadow:inset 0 0 0 1px #d8e0f88c,0 14px 34px #0f172a29;color:#23304a;position:absolute;right:1rem;top:1rem;z-index:7}.boardExpandButton:hover:not(:disabled),.boardExpandButton:focus-visible{background:#ffffffc2;color:#111827}.expandedBoardRoom .boardExpandButton{right:1.1rem;top:1.1rem}.expandedBoardRoom .whiteboardTools{bottom:1rem;transform:translate(-50%)}.whiteboardTools{align-items:center;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);background:#fffffff0;border:1px solid rgba(220,226,248,.95);border-radius:18px;bottom:.8rem;box-shadow:0 18px 44px #3746a033;display:flex;flex-wrap:nowrap;gap:var(--edu-space-2);left:50%;max-width:calc(100% - 2rem);overflow-x:auto;overflow-y:hidden;padding:.42rem .55rem;position:absolute;scrollbar-width:thin;top:auto;transform:translate(-50%);width:max-content;z-index:30}.whiteboardShellMenuOpen{z-index:80}.whiteboardTools.whiteboardToolsMenuOpen{overflow:visible;z-index:120}.whiteboardTools button{align-items:center;background:transparent;border-radius:10px;box-shadow:none;display:inline-flex;height:32px;justify-content:center;padding:0;width:32px}.whiteboardToolGroup{display:flex;flex:0 0 auto;flex-wrap:nowrap;gap:var(--edu-space-1)}.whiteboardToolMenuControl{flex:0 0 auto;position:relative}.whiteboardPaletteControl{border-left:1px solid rgba(220,226,248,.95);flex:0 0 auto;padding-left:.45rem;position:relative}.whiteboardImageControl{border-left:1px solid rgba(220,226,248,.95);flex:0 0 auto;padding-left:.45rem}.whiteboardImageFileInput{display:none}.whiteboardBackgroundControl{border-left:1px solid rgba(220,226,248,.95);flex:0 0 auto;padding-left:.45rem;position:relative}.whiteboardPaletteButton,.whiteboardBackgroundButton{position:relative}.whiteboardPalettePreview{background:var(--active-color);border-radius:999px;box-shadow:inset 0 0 0 2px #ffffffeb,0 0 0 1px #0f172a29;height:20px;width:20px}.whiteboardBackgroundPreview{--preview-pattern-color: rgba(83, 96, 223, .18);background:var(--background-preview-color);border-radius:7px;box-shadow:inset 0 0 0 1px #0f172a24,0 0 0 1px #ffffffd9;display:block;height:22px;overflow:hidden;width:22px}.whiteboardBackgroundPreview-grid{background:linear-gradient(var(--preview-pattern-color) 1px,transparent 1px),linear-gradient(90deg,var(--preview-pattern-color) 1px,transparent 1px),var(--background-preview-color);background-size:7px 7px}.whiteboardBackgroundPreview-lines{background:linear-gradient(var(--preview-pattern-color) 1px,transparent 1px),var(--background-preview-color);background-size:100% 7px}.whiteboardBackgroundPreview-blank{background:var(--background-preview-color)}.whiteboardBackgroundPreview-oldDesk{background:var(--whiteboard-old-desk-image),#111827;background-position:center;background-repeat:no-repeat;background-size:cover}.whiteboardColorMenu{background:var(--edu-color-surface);border:0;border-radius:var(--edu-radius-dialog);bottom:calc(100% + .45rem);box-shadow:var(--edu-shadow-menu);left:0;padding:var(--edu-space-2);pointer-events:auto;position:absolute;transform:none;width:max-content;z-index:64}.whiteboardBackgroundMenu{background:var(--edu-color-surface);border:0;border-radius:var(--edu-radius-dialog);bottom:calc(4.4rem + env(safe-area-inset-bottom,0px));box-shadow:var(--edu-shadow-menu);left:50%;padding:var(--edu-space-2);pointer-events:auto;position:fixed;transform:translate(-50%);width:min(270px,calc(100vw - 2rem));z-index:64}.whiteboardColorGrid{display:grid;gap:var(--edu-space-2);grid-template-columns:repeat(4,28px)}.whiteboardBackgroundPatternGrid{display:grid;gap:var(--edu-space-2);grid-template-columns:repeat(3,1fr)}.whiteboardBackgroundColorGrid{display:grid;gap:var(--edu-space-2);grid-template-columns:repeat(4,1fr);margin-top:.45rem;padding-top:.45rem}.whiteboardToolButton{color:#344054;line-height:1;position:relative}.whiteboardObjectSelectButton .whiteboardLucideIcon{fill:currentColor}.whiteboardToolChevron{bottom:3px;color:currentColor;height:8px;opacity:.75;position:absolute;right:3px;width:8px}.whiteboardLucideIcon{color:currentColor;height:18px;width:18px}.whiteboardOldDeskPatternIcon{background:var(--whiteboard-old-desk-image),#111827;background-position:center;background-repeat:no-repeat;background-size:cover;border-radius:4px;box-shadow:inset 0 0 0 1px #ffffff73;display:inline-block}.whiteboardToolMenu{--whiteboard-tool-menu-columns: 3;--whiteboard-tool-menu-item-size: 36px;background:var(--edu-color-surface);border:0;border-radius:var(--edu-radius-dialog);bottom:var(--whiteboard-tool-menu-bottom, calc(4.4rem + env(safe-area-inset-bottom, 0px)) );box-shadow:var(--edu-shadow-menu);display:grid;gap:var(--edu-space-1);grid-template-columns:repeat(var(--whiteboard-tool-menu-columns),var(--whiteboard-tool-menu-item-size));left:var(--whiteboard-tool-menu-left, 50%);max-width:calc(100vw - var(--whiteboard-tool-menu-left, 1rem) - .75rem);padding:var(--edu-space-2);pointer-events:auto;position:fixed;transform:var(--whiteboard-tool-menu-transform, translateX(-50%));width:max-content;z-index:140}.whiteboardToolMenu-grid{grid-template-columns:repeat(var(--whiteboard-tool-menu-columns),var(--whiteboard-tool-menu-item-size))}.whiteboardShapeToolMenu{grid-template-columns:repeat(2,auto)}.whiteboardShapeToolColumn{display:grid;gap:var(--edu-space-1);grid-template-columns:var(--whiteboard-tool-menu-item-size)}.whiteboardShapeToolColumn+.whiteboardShapeToolColumn{margin-left:var(--edu-space-1)}.whiteboardToolMenuItem{align-items:center;background:transparent;border:0;border-radius:var(--edu-radius-control);box-shadow:none;color:var(--edu-color-text);display:inline-flex;height:var(--whiteboard-tool-menu-item-size);justify-content:center;line-height:var(--edu-line-control);min-height:var(--whiteboard-tool-menu-item-size);min-width:var(--whiteboard-tool-menu-item-size);padding:0;position:relative;width:var(--whiteboard-tool-menu-item-size)}.whiteboardToolMenu .whiteboardToolMenuItem:hover,.whiteboardToolMenu .whiteboardToolMenuItem:focus-visible,.whiteboardToolMenu .whiteboardToolMenuItem:active{background:var(--edu-color-surface-muted);box-shadow:none;color:var(--edu-color-text);outline:none;transform:none}.whiteboardToolMenu .activeWhiteboardMenuItem,.whiteboardToolMenu .activeWhiteboardMenuItem:hover,.whiteboardToolMenu .activeWhiteboardMenuItem:focus-visible,.whiteboardToolMenu .activeWhiteboardMenuItem:active{background:var(--edu-color-success-bg);box-shadow:none;color:var(--edu-color-text);outline:none;transform:none}.whiteboardToolButton:hover,.whiteboardToolButton:focus-visible{background:#eef2ff;box-shadow:inset 0 0 0 1px #5360df38;color:#5360df;outline:none;transform:none}.whiteboardTools .activeWhiteboardTool,.whiteboardTools .activeWhiteboardTool:hover,.whiteboardTools .activeWhiteboardTool:focus-visible{background:#ecfdf5;box-shadow:inset 0 0 0 2px #10b981e6,0 10px 24px #10b98129;color:#059669;outline:none;transform:none}:is(.whiteboardTools,.whiteboardContextMenu) .whiteboardBackgroundPatternButton{background:transparent;border:0;box-shadow:none;color:var(--edu-color-text);font-size:var(--edu-font-control);font-weight:var(--edu-weight-heading);gap:var(--edu-space-1);height:32px;min-width:0;padding:0 var(--edu-space-2);width:auto}.whiteboardMenuLucideIcon{color:currentColor;flex:0 0 auto;height:16px;width:16px}.whiteboardShapeToolMenu .whiteboardFilledShapeIcon{fill:currentColor}.whiteboardLayerMenu{background:#fffffffc;border:1px solid rgba(220,226,248,.98);border-radius:12px;box-shadow:0 16px 40px #26324f33;display:grid;gap:var(--edu-space-1);min-width:182px;padding:var(--edu-space-2);position:fixed;z-index:220}.whiteboardLayerMenu button{align-items:center;background:transparent;border:0;border-radius:8px;box-shadow:none;color:#26324f;display:flex;font-size:var(--edu-font-control);gap:var(--edu-space-2);justify-content:flex-start;min-height:36px;padding:var(--edu-space-2) var(--edu-space-3);width:100%}.whiteboardLayerMenu button:hover,.whiteboardLayerMenu button:focus-visible{background:#eef2ff;color:#4754da;outline:none;transform:none}.whiteboardLayerMenu svg{height:16px;width:16px}:is(.whiteboardTools,.whiteboardContextMenu) .whiteboardBackgroundPatternButton:hover,:is(.whiteboardTools,.whiteboardContextMenu) .whiteboardBackgroundPatternButton:focus-visible{background:var(--edu-color-surface-muted);box-shadow:none;color:var(--edu-color-text);outline:none;transform:none}:is(.whiteboardTools,.whiteboardContextMenu) .activeWhiteboardBackgroundPattern,:is(.whiteboardTools,.whiteboardContextMenu) .activeWhiteboardBackgroundPattern:is(:hover,:focus-visible){background:var(--edu-color-success-bg)}:is(.whiteboardTools,.whiteboardContextMenu) .whiteboardColorSwatch{background:var(--swatch-color);border-radius:999px;flex:0 0 28px;box-shadow:inset 0 0 0 1px #0f172a1f;height:28px;width:28px}:is(.whiteboardTools,.whiteboardContextMenu) .whiteboardColorSwatch:hover,:is(.whiteboardTools,.whiteboardContextMenu) .whiteboardColorSwatch:focus-visible,:is(.whiteboardTools,.whiteboardContextMenu) .activeWhiteboardColor{box-shadow:inset 0 0 0 2px #fff,0 0 0 2px #5360dfcc;outline:none;transform:none}.whiteboardCustomColorButton{align-items:center;background:var(--edu-color-surface-muted);border-radius:var(--edu-radius-control);box-shadow:none;cursor:var(--edu-cursor-pointer);display:flex;height:32px;justify-content:center;margin-top:.38rem;position:relative;width:100%}.whiteboardCustomColorButton:hover,.whiteboardCustomColorButton:focus-within{background:var(--edu-color-info-bg);box-shadow:none}.whiteboardCustomColorInput{cursor:var(--edu-cursor-pointer);height:100%;inset:0;opacity:0;position:absolute;width:100%}.whiteboardCustomColorPreview{background:conic-gradient(#ef4444,#f97316,#facc15,#22c55e,#06b6d4,#2563eb,#7c3aed,#ec4899,#ef4444);border-radius:999px;box-shadow:inset 0 0 0 1px #ffffffd6,0 0 0 1px #0f172a21;display:block;height:22px;position:relative;width:22px}.whiteboardCustomColorPreview:after{background:var(--custom-color);border-radius:inherit;box-shadow:inset 0 0 0 1px #ffffffe6,0 0 0 1px #0f172a24;content:"";inset:5px;position:absolute}:is(.whiteboardTools,.whiteboardContextMenu) .whiteboardBackgroundColorSwatch{background:var(--background-color);border-radius:9px;flex:0 0 auto;box-shadow:inset 0 0 0 1px #0f172a1f;height:28px;width:100%}:is(.whiteboardTools,.whiteboardContextMenu) .whiteboardBackgroundColorSwatch:hover,:is(.whiteboardTools,.whiteboardContextMenu) .whiteboardBackgroundColorSwatch:focus-visible,:is(.whiteboardTools,.whiteboardContextMenu) .activeWhiteboardBackgroundColor{box-shadow:inset 0 0 0 2px #fff,0 0 0 2px #5360dfcc;outline:none;transform:none}.whiteboardStrokeSlider{accent-color:#5360df;border-left:1px solid rgba(220,226,248,.95);flex:0 0 118px;height:28px;padding:0 0 0 .55rem;width:118px}.whiteboardTextControls{border-left:1px solid rgba(220,226,248,.95);display:grid;flex:0 0 176px;gap:var(--edu-space-2);grid-template-columns:112px 54px;padding-left:.55rem}.whiteboardTextControls select,.whiteboardTextControls input{border-radius:10px;font-size:var(--edu-font-control);min-height:32px;padding:.3rem .45rem}.whiteboardHistoryControls{border-left:1px solid rgba(220,226,248,.95);display:flex;flex:0 0 auto;gap:var(--edu-space-1);padding-left:.45rem}.whiteboardTools .whiteboardHistoryButton:disabled,.whiteboardTools .whiteboardHistoryButton:disabled:hover,.whiteboardTools .whiteboardHistoryButton:disabled:focus-visible{background:transparent;box-shadow:none;color:#98a2b3;cursor:var(--edu-cursor-not-allowed);opacity:.55;outline:none;transform:none}.whiteboardTools .whiteboardClearButton{color:var(--edu-color-error)}.whiteboardTools .whiteboardClearButton:hover,.whiteboardTools .whiteboardClearButton:focus-visible{background:#fef2f2;color:var(--edu-color-error-hover)}.whiteboardCanvas{--whiteboard-viewport-x: 0px;--whiteboard-viewport-y: 0px;--whiteboard-viewport-zoom: 1;--whiteboard-grid-size: 22px;--whiteboard-line-size: 28px;--whiteboard-teacher-frame-bottom: 0px;--whiteboard-teacher-frame-height: 100%;--whiteboard-teacher-frame-left: 0px;--whiteboard-teacher-frame-right: 0px;--whiteboard-teacher-frame-top: 0px;--whiteboard-teacher-frame-width: 100%;border-radius:inherit;color:#1f2937;height:100%;overflow:hidden;padding:0;position:relative;touch-action:none}.whiteboardStartupOverlay{align-items:center;background:linear-gradient(145deg,#f8fafffa,#eef2fffa);color:#475569;display:flex;font-size:var(--edu-font-body);font-weight:var(--edu-weight-heading);inset:0;justify-content:center;padding:1rem;pointer-events:none;position:absolute;text-align:center;z-index:10}.whiteboardImageDropOverlay{align-items:center;background:#eef2ffe0;border:3px dashed #5360df;border-radius:inherit;color:#2638a8;display:flex;font-size:var(--edu-font-title);font-weight:var(--edu-weight-heading);inset:10px;justify-content:center;padding:1.25rem;pointer-events:none;position:absolute;text-align:center;z-index:20}.whiteboardImageDropActive .canvas-container{filter:saturate(.82)}.whiteboardTeacherViewportLocked .canvas-container{clip-path:inset(var(--whiteboard-teacher-frame-top) var(--whiteboard-teacher-frame-right) var(--whiteboard-teacher-frame-bottom) var(--whiteboard-teacher-frame-left))}.whiteboardTeacherViewportFrame{border-radius:8px;box-shadow:0 0 0 9999px #eef2f7;height:var(--whiteboard-teacher-frame-height);left:var(--whiteboard-teacher-frame-left);pointer-events:none;position:absolute;top:var(--whiteboard-teacher-frame-top);width:var(--whiteboard-teacher-frame-width);z-index:2}.whiteboardTouchScrollCanvas,.whiteboardTouchScrollCanvas .canvas-container,.whiteboardTouchScrollCanvas .lower-canvas,.whiteboardTouchScrollCanvas .upper-canvas{touch-action:pan-y pinch-zoom!important}.whiteboardReadOnlyCanvas,.whiteboardReadOnlyCanvas .canvas-container,.whiteboardReadOnlyCanvas .lower-canvas,.whiteboardReadOnlyCanvas .upper-canvas{cursor:var(--edu-cursor-default)!important}.whiteboardEraserCursorActive,.whiteboardEraserCursorActive .canvas-container,.whiteboardEraserCursorActive .lower-canvas,.whiteboardEraserCursorActive .upper-canvas{cursor:none!important}.whiteboardPanModeActive,.whiteboardPanModeActive .canvas-container,.whiteboardPanModeActive .lower-canvas,.whiteboardPanModeActive .upper-canvas{cursor:var(--edu-cursor-grab)!important}.whiteboardPanningActive,.whiteboardPanningActive .canvas-container,.whiteboardPanningActive .lower-canvas,.whiteboardPanningActive .upper-canvas{cursor:var(--edu-cursor-grabbing)!important}.whiteboardEraserCursor{background:#ffffff2e;border:0;border-radius:999px;box-shadow:inset 0 0 0 1px var(--edu-color-surface),inset 0 0 0 2px #000;height:var(--eraser-cursor-size);left:var(--eraser-cursor-x);pointer-events:none;position:absolute;top:var(--eraser-cursor-y);transform:translate(-50%,-50%);width:var(--eraser-cursor-size);z-index:4}.whiteboardTextMoveHandle{background:var(--edu-color-surface);border:2px solid #5360df;border-radius:999px;box-shadow:0 0 0 3px #5360df24,0 8px 18px #2563eb33;cursor:var(--edu-cursor-grab);height:18px;left:var(--text-handle-x);padding:0;position:absolute;top:var(--text-handle-y);transform:translate(-50%,-50%);width:18px;z-index:5}.whiteboardTextMoveHandle:hover,.whiteboardTextMoveHandle:focus-visible{background:#eef2ff;outline:none}.whiteboardTextMoveHandle:active{cursor:var(--edu-cursor-grabbing)}.whiteboardFabricMount{inset:0;position:absolute}.whiteboardCanvas .canvas-container{height:100%!important;inset:0;position:absolute!important;width:100%!important;z-index:1}.whiteboardDrawingCanvas,.whiteboardCanvas .lower-canvas,.whiteboardCanvas .upper-canvas{height:100%!important;width:100%!important}.stageVideoGrid{animation:stage-video-in .24s ease both;align-content:center;box-sizing:border-box;display:grid;flex:1 1 auto;gap:var(--edu-space-4);grid-auto-rows:minmax(0,1fr);grid-template-columns:repeat(2,minmax(0,1fr));justify-content:center;min-height:0;min-width:0;overflow:hidden;width:100%}.spotlightVideoStage{animation:stage-video-in .24s ease both;display:grid;flex:1 1 auto;min-height:0;min-width:0;overflow:hidden;width:100%}.stageVideoGrid[data-count="1"]{grid-template-columns:minmax(0,1fr)}.stageVideoGrid[data-count="3"]{grid-template-columns:repeat(4,minmax(0,1fr))}.stageVideoGrid[data-count="5"],.stageVideoGrid[data-count="7"],.stageVideoGrid[data-count="8"]{grid-template-columns:repeat(6,minmax(0,1fr))}.stageVideoGrid[data-count="6"],.stageVideoGrid[data-count="9"]{grid-template-columns:repeat(3,minmax(0,1fr))}.stageVideoGrid[data-count="3"] .stageParticipantTile{grid-column:span 2}.stageVideoGrid[data-count="3"] .stageParticipantTile:nth-child(3){grid-column:2 / span 2}.stageVideoGrid[data-count="5"] .stageParticipantTile,.stageVideoGrid[data-count="7"] .stageParticipantTile,.stageVideoGrid[data-count="8"] .stageParticipantTile{grid-column:span 2}.stageVideoGrid[data-count="5"] .stageParticipantTile:nth-child(4),.stageVideoGrid[data-count="8"] .stageParticipantTile:nth-child(7){grid-column:2 / span 2}.stageVideoGrid[data-count="5"] .stageParticipantTile:nth-child(5),.stageVideoGrid[data-count="8"] .stageParticipantTile:nth-child(8){grid-column:4 / span 2}.stageVideoGrid[data-count="7"] .stageParticipantTile:nth-child(7){grid-column:3 / span 2}@keyframes stage-video-in{0%{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}.screenShareCanvas{background:radial-gradient(circle at 50% 0%,rgba(99,114,243,.16),transparent 18rem),var(--edu-color-nav);border-radius:20px;inset:0;opacity:0;overflow:hidden;pointer-events:none;position:absolute;transition:opacity .12s ease;visibility:hidden;z-index:5}.visibleScreenShare{opacity:1;pointer-events:auto;visibility:visible}.screenShareVideo{background:var(--edu-color-nav);display:none;height:100%;object-fit:contain;width:100%}.activeScreenVideo{display:block}.screenShareBadge{background:#0f172ac2;border:1px solid rgba(255,255,255,.16);border-radius:999px;bottom:1rem;color:var(--edu-color-on-accent);font-size:var(--edu-font-body);font-weight:var(--edu-weight-heading);left:1rem;padding:.45rem .72rem;position:absolute}.videoTile{align-items:center;background:radial-gradient(circle at 52% 28%,rgba(111,125,255,.13),transparent 7rem),radial-gradient(circle at 100% 90%,rgba(128,143,255,.1),transparent 18rem),linear-gradient(135deg,#fffffffa,#f6f8ffed);border:1px solid rgba(211,220,247,.96);border-radius:26px;box-shadow:inset 0 1px #ffffffe6,0 24px 58px #3746a01a;color:#202a3d;display:flex;justify-content:center;min-height:0;overflow:hidden;padding:1.4rem;position:relative}.videoTile:before,.videoTile:after{background:#707dff12;border-radius:42% 58% 48% 52%;content:"";filter:blur(.2px);height:220px;position:absolute;transform:rotate(-18deg);width:300px;z-index:0}.videoTile:before{left:-120px;top:55px}.videoTile:after{bottom:-70px;right:-75px}.student{background:radial-gradient(circle at 52% 35%,rgba(63,211,200,.18),transparent 7rem),radial-gradient(circle at 100% 86%,rgba(63,211,200,.11),transparent 17rem),linear-gradient(135deg,#f8fffffa,#e8fcfaed);border-color:#bcf0eefa}.videoTile video{background:var(--edu-color-nav);height:100%;inset:0;object-fit:contain;position:absolute;width:100%;z-index:0}.videoPlaceholder{align-items:center;color:#59617f;display:flex;flex-direction:column;gap:var(--edu-space-3);inset:1rem;justify-content:center;padding:1rem;position:absolute;text-align:center;z-index:1}.videoPlaceholder strong{color:#202a3d;font-size:var(--edu-font-title);font-weight:var(--edu-weight-heading)}.videoPlaceholder p{margin:0;max-width:480px}.videoPlaceholder button{background:linear-gradient(135deg,#6b7cff,#4e5cf6);box-shadow:0 18px 34px #4e5cf647;color:#fff}.videoTile span{background:#ffffffc7;border:1px solid rgba(213,222,247,.96);border-radius:999px;bottom:1.05rem;box-shadow:0 12px 26px #3746a014;color:#3f4a61;font-weight:var(--edu-weight-strong);left:1.05rem;padding:.5rem .85rem;position:absolute;z-index:1}.celebration{inset:0;pointer-events:none;position:absolute;z-index:3}.celebration i{--hue: calc(var(--i) * 31deg);animation:confetti-fall 2.4s ease-out forwards;background:hsl(var(--hue),90%,60%);border-radius:4px;height:14px;left:calc((var(--i) * 41px) % 100%);position:absolute;top:-20px;transform:rotate(calc(var(--i) * 18deg));width:9px}.celebration-balloons i{animation-name:balloon-rise;border-radius:999px 999px 860px 860px;bottom:-40px;height:34px;top:auto;width:26px}.celebration-stars i{animation-name:star-burst;clip-path:polygon(50% 0%,61% 36%,98% 36%,68% 57%,79% 91%,50% 70%,21% 91%,32% 57%,2% 36%,39% 36%);height:24px;left:50%;top:50%;width:24px}@keyframes confetti-fall{0%{opacity:0;transform:translateY(-20px) rotate(0)}15%{opacity:1}to{opacity:0;transform:translateY(80vh) translate(calc((var(--i) - 12) * 10px)) rotate(720deg)}}@keyframes balloon-rise{0%{opacity:0;transform:translateY(0) scale(.7)}20%{opacity:1}to{opacity:0;transform:translateY(-85vh) translate(calc((var(--i) - 12) * 8px)) scale(1.1)}}@keyframes star-burst{0%{opacity:0;transform:translate(-50%,-50%) scale(.1)}20%{opacity:1}to{opacity:0;transform:translate(calc(-50% + (var(--i) - 12) * 28px),calc(-50% + ((var(--i) % 5) - 2) * 60px)) scale(1.2) rotate(360deg)}}.roomPanel{background:#ffffffd1;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);border:1px solid rgba(213,222,247,.94);border-radius:28px;box-shadow:0 24px 60px #3746a01a;display:flex;flex-direction:column;gap:var(--edu-space-3);min-height:0;overflow-y:auto;padding:var(--edu-space-4);overscroll-behavior:contain}.roomPanel h1{font-size:var(--edu-font-heading);letter-spacing:-.03em;margin:0}.participantsCard{display:grid;gap:var(--edu-space-3);grid-template-columns:minmax(0,1fr);grid-template-rows:auto minmax(0,1fr);min-height:0}.participantsList{display:grid;gap:inherit;grid-auto-rows:minmax(108px,1fr);grid-template-columns:minmax(0,1fr);min-height:0;min-width:0;overflow-x:hidden;overflow-y:auto;overscroll-behavior:contain;touch-action:pan-y}.countBadge{align-items:center;background:#eef1ff;border-radius:999px;color:#5360df;display:inline-flex;font-size:var(--edu-font-label);font-weight:var(--edu-weight-heading);height:24px;justify-content:center;min-width:24px;padding:0 .45rem}.participantTile{aspect-ratio:16 / 8.4;background:var(--edu-color-nav);border:1px solid rgba(219,226,249,.95);border-radius:18px;box-shadow:0 14px 32px #3746a014;overflow:visible;position:relative}video.localCameraPreview{transform:scaleX(-1)}.participantTile video{background:var(--edu-color-nav);border-radius:inherit;height:100%;inset:0;object-fit:contain;position:absolute;width:100%;z-index:0}.participantTile.hasParticipantPlaceholder{background:linear-gradient(135deg,#eef2ff,#d9e4ef)}.participantTile.hasParticipantPlaceholder video{opacity:0}.participantTile.stageParticipantTile{align-self:stretch;aspect-ratio:auto;border-radius:20px;box-sizing:border-box;height:100%;min-height:0;min-width:0;overflow:hidden;width:100%}.participantTile.spotlightParticipantTile{align-self:stretch;aspect-ratio:auto;border-radius:22px;box-sizing:border-box;height:100%;min-height:0;min-width:0;overflow:hidden;width:100%}.participantTile.stageParticipantTile video{background:var(--edu-color-nav);object-fit:contain}.participantTile.spotlightParticipantTile video{background:var(--edu-color-nav);object-fit:contain}.clickableParticipantTile,.clickableParticipantTile.spotlightParticipantTile{cursor:var(--edu-cursor-default)}.participantTile.stageParticipantTileMoving{animation:stage-tile-move-in .56s cubic-bezier(.2,.82,.22,1) .17s both;transform-origin:top left;will-change:transform,opacity;z-index:6}@keyframes stage-tile-move-in{0%{opacity:.92;transform:translate3d(var(--stage-start-x),var(--stage-start-y),0) scale(var(--stage-start-scale-x),var(--stage-start-scale-y))}65%{opacity:1}to{opacity:1;transform:translateZ(0) scale(1)}}@media(prefers-reduced-motion:reduce){.participantTile.stageParticipantTileMoving{animation:none;transform:none}}.activeParticipant{border-color:#26c586e6;box-shadow:0 0 0 2px #26c5862e,0 14px 32px #3746a014}.participantPlaceholder{align-items:center;align-content:center;background:linear-gradient(135deg,#eef2ff,#d9e4ef);border-radius:inherit;color:#657087;display:grid;gap:var(--edu-space-2);inset:0;justify-items:center;overflow:hidden;padding:.8rem;position:absolute;text-align:center;z-index:1}.participantPlaceholder span,.participantPlaceholder .placeholderLucideIcon{font-size:var(--edu-font-heading);opacity:.65}.placeholderLucideIcon{color:currentColor;height:28px;width:28px}.participantPlaceholder strong{margin:0}.participantPlaceholder p{font-size:var(--edu-font-label);margin:0}.stageParticipantTile .participantPlaceholder{background:var(--edu-color-nav);color:var(--edu-color-subtle);gap:var(--edu-space-2);padding:1.4rem}.stageParticipantTile .participantPlaceholder span,.stageParticipantTile .participantPlaceholder .placeholderLucideIcon{font-size:var(--edu-font-heading)}.stageParticipantTile .participantPlaceholder strong{color:var(--edu-color-border-strong);font-size:var(--edu-font-body)}.stageParticipantTile .participantPlaceholder p{color:var(--edu-color-subtle);font-size:var(--edu-font-body)}.participantName{background:#1118279e;border-radius:999px;bottom:.55rem;color:#fff;font-size:var(--edu-font-body);font-weight:var(--edu-weight-heading);left:.55rem;padding:.35rem .6rem;position:absolute;z-index:2}.networkIndicator{align-items:end;display:inline-flex;gap:var(--edu-space-1);height:22px;justify-content:center;left:.55rem;padding:0;position:absolute;top:.55rem;width:30px;z-index:3}.participantMediaBadges{align-items:center;display:flex;flex-wrap:wrap;gap:var(--edu-space-2);left:2.7rem;max-width:calc(100% - 5.4rem);position:absolute;top:.48rem;z-index:4}.participantMediaBadge{align-items:center;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.18);border-radius:8px;box-shadow:0 8px 18px #0f172a29;color:var(--edu-color-on-accent);display:inline-flex;font-size:var(--edu-font-caption);font-weight:var(--edu-weight-heading);gap:var(--edu-space-1);line-height:1;min-height:24px;padding:.28rem .42rem;white-space:nowrap}.participantMediaBadgeIcon{flex:0 0 auto;height:13px;width:13px}.mutedMediaBadge{background:#0f172ab8}.activeMediaBadge{background:#0369a1c7}.stageParticipantTile .participantMediaBadges{gap:var(--edu-space-2);left:3rem;max-width:calc(100% - 6rem);top:.7rem}.stageParticipantTile .participantMediaBadge{font-size:var(--edu-font-label);min-height:28px}.networkIndicator i{background:currentColor;border-radius:999px 999px 2px 2px;display:block;width:4px}.networkIndicator i:nth-child(1){height:5px}.networkIndicator i:nth-child(2){height:8px}.networkIndicator i:nth-child(3){height:12px}.goodNetwork{color:#34d399}.mediumNetwork{color:#fbbf24}.badNetwork{color:#f87171}.unknownNetwork{color:var(--edu-color-border-strong)}.participantTileActions{position:absolute;right:.45rem;top:.45rem;z-index:5}.participantMenuButton{align-items:center;background:transparent;border:0;border-radius:0;box-shadow:none;color:#ffffffeb;display:inline-flex;font-size:var(--edu-font-control);height:28px;justify-content:center;line-height:1;padding:0;width:28px}.participantMenuIcon{color:currentColor;filter:drop-shadow(0 1px 2px rgba(17,24,39,.55));height:16px;width:16px}.participantSubmenuIcon{height:16px;width:16px}.participantMenuActionIcon{flex:0 0 auto;height:16px;width:16px}.participantTile .participantMenuButton:hover:not(:disabled),.participantTile 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var(--edu-space-2);position:relative;white-space:nowrap}.participantMenuItem:hover,.participantMenuItem:focus-visible{background:#eef2ff;outline:none}.participantDangerMenuItem{background:transparent;border:0;box-shadow:none;color:var(--edu-color-error-hover);cursor:var(--edu-cursor-pointer);transform:none;width:100%}.participantDangerMenuItem:hover,.participantDangerMenuItem:focus-visible{background:#fef2f2;box-shadow:none;color:#991b1b;outline:none;transform:none}.participantQualitySubmenu{right:calc(100% + .4rem);top:0}.participantOptionsMenu.participantOptionsMenuPortaled{bottom:auto;box-sizing:border-box;min-width:0;overflow-y:auto;position:fixed;right:auto;top:auto;width:min(200px,calc(100vw - 16px));z-index:90}.participantOptionsMenuPortaled .participantSubmenuItem{align-items:stretch;flex-wrap:wrap}.participantOptionsMenuPortaled .participantQualitySubmenu{box-shadow:none;box-sizing:border-box;flex:1 0 100%;margin-top:.25rem;min-width:0;position:static;width:100%}.participantQualityButton{background:transparent;border-radius:8px;box-shadow:none;color:#26324f;display:block;font-size:var(--edu-font-control);min-height:32px;padding:.45rem .55rem;text-align:left;transform:none;width:100%}.participantQualityButton:hover,.participantQualityButton:focus-visible,.activeQualityOption{background:#eef2ff;box-shadow:none;color:#5360df;outline:none;transform:none}.lessonList{display:grid;gap:var(--edu-space-3)}.lessonList h2{margin-bottom:0}.miniCard{background:#ffffffdb;border:1px solid rgba(219,226,249,.95);border-radius:20px;box-shadow:0 14px 32px #3746a00f;padding:var(--edu-space-3)}.miniCard strong{color:#202a3d;display:block;font-weight:var(--edu-weight-heading);margin-bottom:.35rem}.miniCard p{margin-bottom:0}.successCard{background:linear-gradient(135deg,#ecfdf5f5,#f0fdfae6);border-color:#9ee8cd}.googleButton{min-height:44px}.page 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scale(1)}to{opacity:0;transform:translateY(4px) scale(.99)}}@keyframes edu-popup-drawer-in{0%{transform:translate(18px)}to{transform:translate(0)}}@keyframes edu-popup-drawer-out{0%{transform:translate(0)}to{transform:translate(18px)}}[data-popup-motion=enter]{animation:edu-popup-layer-in .18s ease-out both}[data-popup-motion=exit]{animation:edu-popup-layer-out .18s ease-in both;pointer-events:none!important}[data-popup-motion=enter]>:is(.modal,.teacherStorageDialog,.teacherStoragePreview,.teacherStorageActionDialog,.templateBoardEditor){animation:edu-popup-surface-in .18s cubic-bezier(.2,.8,.2,1) both}[data-popup-motion=exit]>:is(.modal,.teacherStorageDialog,.teacherStoragePreview,.teacherStorageActionDialog,.templateBoardEditor){animation:edu-popup-surface-out .18s ease-in both}[data-popup-motion=enter]>:is(.mobileHeaderDrawer,.roomControlsDrawer){animation:edu-popup-drawer-in .18s cubic-bezier(.2,.8,.2,1) both}[data-popup-motion=exit]>:is(.mobileHeaderDrawer,.roomControlsDrawer){animation:edu-popup-drawer-out .18s ease-in both}@media(prefers-reduced-motion:reduce){[data-popup-motion],[data-popup-motion]>:is(.modal,.teacherStorageDialog,.teacherStoragePreview,.teacherStorageActionDialog,.templateBoardEditor,.mobileHeaderDrawer,.roomControlsDrawer){animation-duration:.01ms!important}}:where(.modal){background:var(--edu-color-surface);border:1px solid var(--edu-color-border);border-radius:var(--edu-radius-dialog);box-shadow:var(--edu-shadow-dialog);font-family:var(--edu-popup-font-family);max-width:var(--edu-dialog-width);max-height:calc(var(--edu-visual-viewport-height, 100dvh) - var(--edu-dialog-edge) * 2);min-width:0;min-height:0;overflow:auto;overscroll-behavior:contain;padding:var(--edu-dialog-padding);width:100%}.modal :is(button,input,select,textarea){font-family:var(--edu-popup-font-family)}.modal button:not(.modalCloseButton):not(.popupCloseButton){font-size:var(--edu-popup-control-size);font-weight:var(--edu-popup-control-weight);line-height:1.2}.modal label{font-size:var(--edu-popup-label-size);font-weight:var(--edu-popup-label-weight);line-height:1.35}.modal :is(input,select,textarea){font-size:var(--edu-popup-control-size);font-weight:var(--edu-popup-control-weight);line-height:1.35}.settingsModal{background:var(--edu-color-surface);border-color:var(--edu-color-border);border-radius:var(--edu-radius-dialog);display:grid;gap:var(--edu-space-3);max-width:var(--edu-dialog-width);overflow:auto;padding:var(--edu-dialog-padding)}.settingsHeader{align-items:center;border-bottom:1px solid rgba(218,225,248,.78);display:flex;gap:var(--edu-space-3);justify-content:space-between;padding:0 0 var(--edu-space-3)}.modal>.settingsHeader{min-height:var(--edu-dialog-header-height)}.settingsHeader h2{color:var(--edu-color-text);font-size:var(--edu-popup-title-size, 1rem);font-weight:var(--edu-popup-title-weight, 700);letter-spacing:0;line-height:var(--edu-popup-title-line-height, 1.3);margin:0}.modal>.settingsHeader :is(p,.note),.modal>:is(p,.note){font-size:var(--edu-popup-copy-size);line-height:var(--edu-popup-copy-line-height)}.modalCloseButton{align-items:center;background:transparent;border-radius:0;box-shadow:none;color:var(--edu-color-muted);display:inline-flex;font-size:var(--edu-font-heading);height:32px;justify-content:center;line-height:1;padding:0 0 var(--edu-space-1);width:32px}.modalCloseButton:hover,.modalCloseButton:focus-visible{background:transparent;box-shadow:none;color:#202a3d;outline:none;transform:none}.settingsGrid{display:grid;align-items:start;gap:var(--edu-space-3);grid-template-columns:repeat(3,minmax(0,1fr))}.settingsActions{display:flex;justify-content:flex-end;padding-top:.1rem}.settingsActions button{font-size:var(--edu-popup-control-size);font-weight:var(--edu-popup-control-weight);line-height:1.2;min-height:var(--edu-control-height);min-width:120px;padding:var(--edu-control-padding-y) var(--edu-control-padding-x)}.prejoinBackdrop{align-items:center;-webkit-backdrop-filter:blur(18px) saturate(.88);backdrop-filter:blur(18px) saturate(.88);background:radial-gradient(circle at 50% 18%,rgba(255,255,255,.18),transparent 24rem),#0f172a85;height:var(--edu-visual-viewport-height, 100dvh);inset:auto;left:var(--edu-visual-viewport-offset-left, 0px);max-width:none;overflow:hidden;overscroll-behavior:contain;padding:max(clamp(.75rem,2vh,1rem),env(safe-area-inset-top,0px)) max(clamp(.75rem,2vh,1rem),env(safe-area-inset-right,0px)) max(clamp(.75rem,2vh,1rem),env(safe-area-inset-bottom,0px)) max(clamp(.75rem,2vh,1rem),env(safe-area-inset-left,0px));top:var(--edu-visual-viewport-offset-top, 0px);width:var(--edu-visual-viewport-width, 100dvw);z-index:35}.prejoinBackground{min-height:calc(100vh - 74px);pointer-events:none;-webkit-user-select:none;user-select:none}.prejoinFallbackPage{min-height:calc(100vh - 74px)}.modal.prejoinModal{--prejoin-edge-inset: 12px;background:linear-gradient(180deg,#fffffffc,#f7fafffb);border:1px solid rgba(226,233,252,.96);border-radius:20px;box-shadow:0 24px 72px #0f172a3d;display:grid;gap:0;grid-template-areas:"header" "content" "footer";grid-template-columns:minmax(0,1fr);grid-template-rows:auto minmax(0,1fr) auto;height:min(38rem,100%);max-height:100%;max-width:min(var(--edu-dialog-width-wide),calc(100dvw - 2rem));min-height:0;min-width:0;overflow:hidden;padding:0;width:min(100%,calc(100dvw - 2rem))}.prejoinModal>.settingsHeader{grid-area:header;min-width:0}.prejoinModal>.prejoinContent{align-content:stretch;display:grid;gap:var(--edu-space-3);grid-area:content;min-height:0;min-width:0;overflow-x:hidden;overflow-y:hidden;overscroll-behavior:contain;padding:0 var(--prejoin-edge-inset) var(--prejoin-edge-inset)}.prejoinModal>.prejoinFooter{grid-area:footer;min-width:0}.prejoinModal>.prejoinFooter>.prejoinActions{background:#fafbffeb;border-top:1px solid rgba(218,225,248,.9);min-width:0;padding:var(--prejoin-edge-inset)}.prejoinModal .settingsHeader{border-bottom:0;min-height:56px;padding:var(--prejoin-edge-inset)}.prejoinModal .settingsHeader>div{align-items:center;display:flex;min-height:38px}.prejoinModal .settingsHeader h2{color:#17213a;font-size:var(--edu-popup-title-size);font-weight:var(--edu-popup-title-weight);letter-spacing:-.012em;line-height:var(--edu-popup-title-line-height);max-width:590px;overflow-wrap:anywhere}.prejoinModal .modalCloseButton{color:var(--edu-color-muted);font-size:var(--edu-font-heading);height:38px;width:38px}.prejoinModal .modalCloseButton:hover,.prejoinModal .modalCloseButton:focus-visible{color:#26324f}.prejoinSettingsShell{align-content:start;display:grid;gap:var(--edu-space-4);grid-template-rows:auto minmax(0,1fr);height:100%;min-height:0;min-width:0}.prejoinTabBar{align-items:flex-end;background:transparent;border:0;border-bottom:1px solid #d9e1ed;border-radius:0;display:flex;gap:0;min-width:0;overflow-x:auto;overflow-y:hidden;overscroll-behavior-x:contain;padding:0;scrollbar-width:thin}.prejoinModal .prejoinTab,.prejoinModal .prejoinTab:is(:hover,:active,:focus-visible){align-items:center;background:transparent;border:0;border-bottom:2px solid transparent;border-radius:0;box-sizing:border-box;box-shadow:none;color:#53637e;display:flex;font-size:var(--edu-popup-control-size);font-weight:var(--edu-popup-control-weight);justify-content:center;line-height:1.2;margin:0;min-height:38px;padding:0 var(--edu-space-3);text-align:center;white-space:nowrap}.prejoinModal .prejoinTab:not([aria-selected=true]):hover:not(:disabled),.prejoinModal .prejoinTab:not([aria-selected=true]):focus-visible{background:transparent;border-bottom-color:#aebdff;color:var(--edu-color-primary-ink)}.prejoinModal .prejoinTab[aria-selected=true]{background:transparent;border-bottom:2px solid var(--edu-color-primary);color:var(--edu-color-primary-ink)}.prejoinStage{display:grid;gap:clamp(var(--edu-space-4),2.5vw,var(--edu-space-5));grid-template-columns:minmax(240px,.9fr) minmax(0,1.1fr);grid-template-rows:minmax(0,1fr);height:100%;min-height:0;min-width:0}.prejoinPreviewColumn{display:grid;grid-template-rows:minmax(0,1fr) auto auto;height:100%;min-height:0;min-width:0}.prejoinStage .prejoinPreview{border-radius:16px;height:100%;min-height:clamp(152px,32dvh,218px)}.prejoinPreviewColumn .prejoinStageControls{border-radius:999px;margin:-1.45rem auto 0;padding:.28rem}.prejoinPreviewCaption{color:#71809a;font-size:var(--edu-font-label);line-height:1.35;margin:.62rem auto 0;max-width:22rem;text-align:center}.prejoinTabPanels{display:grid;height:100%;min-height:0;min-width:0;overflow:hidden}.prejoinModal .prejoinTabPanel{align-content:start;background:transparent;border:0;border-radius:0;display:grid;gap:var(--edu-space-4);height:100%;min-height:0;min-width:0;overflow-y:auto;overscroll-behavior:contain;padding:var(--edu-space-1) 0 var(--edu-space-1)}.prejoinModal .prejoinGeneralPanel{align-content:start}.prejoinModal [role=tabpanel][hidden]{display:none}.prejoinModal .prejoinTabPanel:focus-visible{outline:2px solid #4f6fff;outline-offset:-2px}.prejoinPanelHeading{display:grid;gap:var(--edu-space-1)}.prejoinPanelHeading h3,.prejoinPanelHeading p,.prejoinDeviceStatus p,.prejoinAudioMeterStatus{margin:0}.prejoinPanelHeading h3{color:#1f2a44;font-size:var(--edu-popup-control-size);font-weight:var(--edu-popup-control-weight);line-height:1.2}.prejoinPanelHeading p,.prejoinDeviceStatus p,.prejoinAudioMeterStatus{color:#60708b;font-size:var(--edu-popup-copy-size);line-height:var(--edu-popup-copy-line-height)}.prejoinModal .groupPrejoinName{color:#485873;display:grid;font-size:var(--edu-popup-label-size);font-weight:var(--edu-popup-label-weight);gap:var(--edu-space-1);margin:0}.prejoinModal .prejoinTabPanel label{font-size:var(--edu-popup-label-size);font-weight:var(--edu-popup-label-weight);gap:var(--edu-space-1)}.prejoinModal .prejoinTabPanel select{font-size:var(--edu-popup-control-size);min-height:36px;padding:var(--edu-space-2) var(--edu-space-3)}.prejoinReadinessSummary{display:grid;gap:var(--edu-space-2);grid-template-columns:repeat(2,minmax(0,1fr))}.prejoinReadinessSummary>div{background:#f7f9ff;border:1px solid #dce5fb;border-radius:10px;display:grid;gap:var(--edu-space-1);padding:.5rem .55rem}.prejoinReadinessSummary span{color:#71809a;font-size:var(--edu-font-caption);font-weight:var(--edu-popup-label-weight)}.prejoinReadinessSummary strong{color:#34435f;font-size:var(--edu-popup-copy-size);font-weight:var(--edu-popup-control-weight)}.prejoinReadinessSummary strong[data-audio-status=signal-detected]{color:#047857}.prejoinDeviceStatus{border-left:2px solid #b8c6f9;display:grid;gap:var(--edu-space-1);padding:.12rem 0 .12rem .72rem}.prejoinDeviceStatus strong{color:#33425e;font-size:var(--edu-popup-control-size);font-weight:var(--edu-popup-control-weight)}.prejoinDeviceStatus[data-audio-status=signal-detected]{border-left-color:#0ca678}.prejoinDeviceStatus[data-audio-status=no-signal],.prejoinDeviceStatus[data-audio-status=unavailable]{border-left-color:#d99012}.prejoinDeviceStack{display:grid;gap:var(--edu-space-2);grid-template-columns:repeat(auto-fit,minmax(min(100%,190px),1fr))}.prejoinAudioMeter{background:linear-gradient(180deg,#fbfcff,#f5f8ff);border:1px solid #d9e3fb;border-radius:12px;display:grid;gap:var(--edu-space-2);padding:.62rem}.prejoinAudioMeterHeading{align-items:center;display:flex;gap:var(--edu-space-2);justify-content:space-between}.prejoinAudioMeterHeading strong{color:#33425e;font-size:var(--edu-popup-control-size);font-weight:var(--edu-popup-control-weight)}.prejoinMeterRetry{background:var(--edu-color-surface);border:1px solid #c9d6fb;color:#3450bf;font-size:var(--edu-popup-control-size);font-weight:var(--edu-popup-control-weight);min-height:34px;padding:.38rem .58rem;white-space:nowrap}.prejoinAudioMeterValue{align-items:end;display:flex;min-height:46px}.prejoinAudioMeterBars{align-items:end;display:flex;gap:var(--edu-space-1);height:44px;width:100%}.prejoinAudioMeterBars>span{background:#dce5f5;border-radius:999px;flex:1 1 0;min-width:3px;transition:background-color .12s ease,opacity .12s ease}.prejoinAudioMeterBars>span:nth-child(1),.prejoinAudioMeterBars>span:nth-child(2){height:24%}.prejoinAudioMeterBars>span:nth-child(3),.prejoinAudioMeterBars>span:nth-child(4){height:36%}.prejoinAudioMeterBars>span:nth-child(5),.prejoinAudioMeterBars>span:nth-child(6){height:48%}.prejoinAudioMeterBars>span:nth-child(7),.prejoinAudioMeterBars>span:nth-child(8){height:60%}.prejoinAudioMeterBars>span:nth-child(9),.prejoinAudioMeterBars>span:nth-child(10){height:76%}.prejoinAudioMeterBars>span:nth-child(11){height:88%}.prejoinAudioMeterBars>span:nth-child(12){height:100%}.prejoinAudioMeter[data-audio-status=checking] .prejoinAudioMeterBars>.isActive{background:#5372ef}.prejoinAudioMeter[data-audio-status=signal-detected] .prejoinAudioMeterBars>.isActive{background:#0ca678}.prejoinAudioMeter[data-audio-status=no-signal] 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span{color:var(--platform-cobalt);font-size:var(--edu-font-label);font-weight:var(--edu-weight-heading);letter-spacing:.04em;text-transform:uppercase}.platformDraftStatus strong{color:var(--platform-ink);font-size:var(--edu-font-body);font-weight:var(--edu-weight-strong)}.platformLegalRule{width:min(1312px,calc(100% - 48px));height:1px;margin:0 auto;background:var(--platform-rule)}.platformLegalLayout{display:grid;grid-template-columns:310px minmax(0,818px);gap:56px;width:min(1312px,calc(100% - 48px));margin:48px auto 110px}.platformLegalToc{display:flex;flex-direction:column;align-items:flex-start;gap:var(--edu-space-3)}.platformLegalToc>strong{margin-bottom:18px;color:var(--platform-ink);font-size:var(--edu-font-body);font-weight:var(--edu-weight-heading)}.platformLegalToc a{display:grid;grid-template-columns:32px minmax(0,1fr);gap:var(--edu-space-2);color:var(--platform-copy);font-size:var(--edu-font-body);line-height:1.5;text-decoration:none}.platformLegalToc 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.authShell{display:grid;grid-template-columns:minmax(360px,550px) minmax(0,1fr);gap:64px}.authPage .authInfoPanel{min-height:640px;padding:40px;border:0;border-radius:2px;background:var(--platform-ink);color:var(--platform-white)}.authPage .eyebrow{margin:0 0 24px;color:var(--platform-cobalt);font-size:var(--edu-font-body);font-weight:var(--edu-weight-heading);letter-spacing:.08em;text-transform:uppercase}.authPage .authInfoPanel .eyebrow{color:var(--platform-cobalt-soft)}.authPage .authInfoPanel h1,.authPage .authPanel h1{margin:0;color:inherit;font-size:var(--edu-font-display);font-weight:var(--edu-weight-heading);letter-spacing:-.04em;line-height:1.15}.authPage .authInfoPanel>p:not(.eyebrow),.authPage .authPanel>p:not(.eyebrow){margin:26px 0 0;color:#ced5e3;font-size:var(--edu-font-title);line-height:1.6}.authPage .authPanel>p:not(.eyebrow){color:var(--platform-copy)}.authPage .authBenefits{display:grid;gap:0;margin-top:112px}.authPage .authBenefits>span{display:flex;min-height:64px;align-items:center;gap:var(--edu-space-3);border-top:1px solid #313b50;color:var(--platform-white);font-size:var(--edu-font-title);font-weight:var(--edu-weight-strong)}.authPage .authBenefitIcon{width:20px;height:20px;color:var(--platform-cobalt-soft)}.authPage .authPanel{width:100%;min-width:0;padding:46px 48px;border:1px solid #d0d6e1;border-radius:2px;background:var(--platform-white);box-shadow:none;color:var(--platform-ink)}.authPage .authPanel h1{font-size:var(--edu-font-display)}.authPage .authPanel>.miniCard{margin-top:34px;padding:0;border:0;border-radius:0;background:transparent;box-shadow:none}.authPage .authPanel>.miniCard>strong{display:block;margin-bottom:12px;font-size:var(--edu-font-body);font-weight:var(--edu-weight-strong)}.authPage .googleButton{min-height:44px}.authPage .googleButtonHidden{display:none}.authPage .googleRedirectButton{display:inline-flex;width:min(100%,320px);min-height:44px;align-items:center;justify-content:center;gap:var(--edu-space-3);padding:0 16px;border:1px solid #747775;border-radius:4px;background:var(--platform-white);color:#1f1f1f;font:500 14px/1.2 Arial,sans-serif}.authPage .googleRedirectButton:hover:not(:disabled){border-color:#5f6368;background:var(--edu-color-surface-muted);box-shadow:0 1px 2px #3c40432e}.authPage .googleRedirectButton:disabled{cursor:wait;opacity:.68}.authPage .googleMark{width:18px;height:18px;flex:0 0 auto}.authPage .authRoleSelector{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--edu-space-3);margin-top:32px}.authPage .authRoleSelector>button{display:flex;min-height:112px;align-items:flex-start;gap:var(--edu-space-3);padding:var(--edu-control-padding-y) var(--edu-control-padding-x);border:1px solid #bfc7d6;border-radius:var(--edu-radius-control);background:var(--platform-white);color:var(--platform-ink);text-align:left}.authPage .authRoleSelector>button:hover,.authPage .authRoleSelector>button.selected{border-color:var(--platform-cobalt);background:#f1f5ff}.authPage .authRoleSelector svg{width:24px;height:24px;flex:0 0 auto;color:var(--platform-cobalt)}.authPage .authRoleSelector span{display:grid;gap:var(--edu-space-2)}.authPage .authRoleSelector strong{font-size:var(--edu-font-title);font-weight:var(--edu-weight-heading)}.authPage .authRoleSelector small{color:var(--platform-copy);font-size:var(--edu-font-body);line-height:1.45}.authPage .authRolePrompt{margin-top:20px!important}.authPage .authSwitchAction{width:fit-content;padding:0;border:0;background:transparent;color:var(--platform-cobalt);font-weight:var(--edu-weight-strong);text-align:left;text-decoration:underline;text-underline-offset:3px}.authPage .authForm{display:grid;gap:var(--edu-space-4);margin-top:30px;padding:var(--edu-space-6) 0 0;border:0;border-top:1px solid var(--platform-rule);border-radius:0;background:transparent;box-shadow:none}.authPage .authForm h2{margin:0;font-size:var(--edu-font-heading);font-weight:var(--edu-weight-heading)}.authPage .authForm label,.adminPage .adminForm label,.adminPage .adminStorageQuotaControl label,.dashboardCreateDialog label{display:grid;gap:var(--edu-field-gap);color:var(--edu-color-muted);font-size:var(--edu-font-label);font-weight:var(--edu-weight-medium)}.authPage .authForm input,.adminPage .adminForm input,.adminPage .adminForm select,.adminPage .adminStorageQuotaControl input,.dashboardCreateDialog input{width:100%;min-height:var(--edu-control-height);padding:var(--edu-control-padding-y) var(--edu-control-padding-x);border:1px solid #bfc7d6;border-radius:var(--edu-radius-control);background:var(--platform-white);color:var(--platform-ink);font:var(--edu-weight-normal) var(--edu-font-control)/var(--edu-line-control) var(--edu-font-family)}.authPage .authForm .primary,.adminPage .adminForm .primary,.dashboardCreateDialog .primary{min-height:var(--edu-control-height);border:1px solid var(--platform-cobalt)!important;border-radius:var(--edu-radius-control);background:var(--platform-cobalt)!important;color:var(--platform-white)!important;font-weight:var(--edu-weight-heading)}.authPage .registerShell{display:grid;grid-template-columns:minmax(0,1fr) 556px;gap:104px;align-items:start}.authPage .registerShell .authPanel{padding:54px 0;border:0;background:transparent}.authPage .registrationChecklist{display:grid;gap:0;min-height:490px;padding:40px;border:0;border-radius:2px;background:var(--platform-ink);box-shadow:none;color:var(--platform-white)}.authPage .registrationChecklist strong{color:var(--platform-cobalt-soft);font-size:var(--edu-font-body);letter-spacing:.08em;text-transform:uppercase}.authPage .registrationChecklist span{display:flex;min-height:100px;align-items:center;border-top:1px solid #313b50;font-size:var(--edu-font-section);font-weight:var(--edu-weight-strong);line-height:1.45}.page.dashboardPage{width:100%;max-width:none;min-height:calc(100vh - 88px);margin:0;padding:0 0 100px;overflow-x:clip;background:var(--platform-paper);color:var(--platform-ink)}.dashboardPage .dashboardHeader{padding:62px max(24px,calc((100vw - 1312px)/2)) 0;background:transparent}.dashboardPage .dashboardIntro{display:grid;grid-template-columns:minmax(0,1fr) minmax(420px,496px);gap:64px;width:100%;max-width:1312px;margin:0 auto}.dashboardPage .dashboardIntro .eyebrow,.adminPage .adminHero .eyebrow{margin:0 0 24px;color:var(--platform-cobalt);font-size:var(--edu-font-body);font-weight:var(--edu-weight-heading);letter-spacing:.06em;text-transform:uppercase}.dashboardPage .dashboardIntro h1,.adminPage .adminHero h1{margin:0;color:var(--platform-ink);font-size:var(--edu-font-display);font-weight:var(--edu-weight-heading);letter-spacing:-.045em;line-height:1.15}.dashboardPage .dashboardIntro>div:first-child>p:last-child,.adminPage .adminHero>div:first-child>p:last-child{max-width:700px;margin:22px 0 0;color:var(--platform-copy);font-size:var(--edu-font-title);line-height:1.6}.dashboardPage .dashboardStatusRow{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));align-self:start;min-height:186px;padding:34px 28px;border-radius:2px;background:var(--platform-ink);color:var(--platform-white)}.dashboardPage .dashboardStatusRow>span{display:flex;min-width:0;flex-direction:column;gap:var(--edu-space-3)}.dashboardPage .dashboardStatusRow strong{overflow-wrap:anywhere;font-size:var(--edu-font-heading);font-weight:var(--edu-weight-heading);line-height:1.2}.dashboardPage .dashboardStatusRow small{color:#aab4c6;font-size:var(--edu-font-label);line-height:1.45}.dashboardPage .dashboardNotice{grid-column:1 / -1;margin:-28px 0 0;padding:14px 16px;border-left:3px solid var(--platform-cobalt);border-radius:0;background:var(--platform-white);color:var(--platform-copy)}.dashboardPage .roomGrid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--edu-space-6);width:min(1312px,calc(100% - 48px));margin:64px auto 84px}.dashboardPage .roomGrid>.roomCard{min-width:0;min-height:306px;padding:var(--edu-space-5);border:1px solid #cbd2de;border-radius:2px;background:var(--platform-white);box-shadow:none;color:var(--platform-ink)}.dashboardPage .roomCardIcon{border-radius:2px;background:#eef1ff;color:var(--platform-cobalt)}.dashboardPage .roomCard h2{color:var(--platform-ink);font-size:var(--edu-font-heading);font-weight:var(--edu-weight-heading);letter-spacing:-.025em;line-height:1.3}.dashboardPage .roomCardMeta{color:#657086;font-size:var(--edu-font-body);line-height:1.6}.dashboardPage .roomCardActions,.dashboardPage .roomCardEditActions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--edu-space-3);margin-top:auto}.dashboardPage .roomCardActions button,.dashboardPage .roomCardEditActions button,.dashboardPage .roomCardIconButton{min-height:var(--edu-control-height);border:1px solid #bcc5d5!important;border-radius:var(--edu-radius-control);background:var(--platform-white)!important;color:var(--platform-ink)!important;font-weight:var(--edu-weight-heading)}.dashboardPage .roomCardActions .primary,.dashboardPage .roomCardEditActions .primary{border-color:var(--platform-cobalt)!important;background:var(--platform-cobalt)!important;color:var(--platform-white)!important}.dashboardPage .roomCardIconButton{min-width:42px;min-height:var(--edu-control-height);padding:var(--edu-space-2)}.dashboardPage .dashboardStorageSection{display:grid;grid-template-columns:minmax(0,.8fr) minmax(420px,1.2fr);gap:64px;align-items:center;width:min(1312px,calc(100% - 48px));margin:0 auto 84px;padding:48px;background:var(--platform-ink);color:var(--platform-white)}.dashboardPage .dashboardStorageEyebrow{margin:0 0 18px;color:var(--platform-cobalt-soft);font-size:var(--edu-font-body);font-weight:var(--edu-weight-heading);letter-spacing:.06em;text-transform:uppercase}.dashboardPage .dashboardStorageIntro h2{margin:0;color:var(--platform-white);font-size:var(--edu-font-heading);font-weight:var(--edu-weight-heading);letter-spacing:-.04em;line-height:1.15}.dashboardPage .dashboardStorageLead{max-width:520px;margin-top:18px;margin-bottom:0;color:#aab4c6;font-size:var(--edu-font-title);line-height:1.6}.dashboardPage .dashboardStorageCard{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:var(--edu-space-4);align-items:center;width:100%;min-height:126px;padding:var(--edu-space-5);border:1px solid #3b465c;border-radius:2px;background:var(--platform-navy);color:var(--platform-white);cursor:pointer;text-align:left;transition:border-color .16s ease,background .16s ease}.dashboardPage .dashboardStorageCard:hover{border-color:var(--platform-cobalt-soft);background:#182238}.dashboardPage .dashboardStorageIcon{display:inline-flex;width:52px;height:52px;align-items:center;justify-content:center;border-radius:2px;background:#1f2a43;color:var(--platform-cobalt-soft)}.dashboardPage .dashboardStorageIcon svg{width:26px;height:26px}.dashboardPage .dashboardStorageDetails{display:grid;gap:var(--edu-space-2);min-width:0}.dashboardPage .dashboardStorageDetails strong{color:var(--platform-white);font-size:var(--edu-font-section);font-weight:var(--edu-weight-heading)}.dashboardPage .dashboardStorageDetails>span{color:#aab4c6;font-size:var(--edu-font-body);line-height:1.5}.dashboardPage .dashboardStorageAction{color:var(--platform-cobalt-soft);font-size:var(--edu-font-control);font-weight:var(--edu-weight-heading);letter-spacing:.06em;text-transform:uppercase}.dashboardPage .roomTitleEdit input{min-height:var(--edu-control-height);border:1px solid #bfc7d6;border-radius:var(--edu-radius-control);font:var(--edu-weight-normal) var(--edu-font-control)/var(--edu-line-control) var(--edu-font-family)}.dashboardCreateDialog,body:not(.roomPageBody) .dashboardConfirmDialog{border:1px solid var(--platform-rule);border-radius:2px;background:var(--platform-white);box-shadow:0 24px 72px #0a102038;font-family:var(--edu-font-family)}.page.teacherDashboardPage{min-height:calc(100vh - 72px);padding:0;background:var(--edu-color-background);font-family:var(--edu-font-family)}.header:not(.roomHeader).dashboardHeaderChrome{min-height:72px}.teacherDashboardShell{display:grid;grid-template-columns:264px minmax(0,1fr);min-height:calc(100vh - 72px)}.teacherDashboardSidebar{position:sticky;top:72px;z-index:10;display:flex;height:calc(100vh - 72px);min-height:620px;flex-direction:column;padding:28px 18px 22px;border-right:1px solid #dde2eb;background:var(--edu-color-surface)}.teacherDashboardIdentity{display:grid;grid-template-columns:44px minmax(0,1fr);gap:var(--edu-space-3);align-items:center;padding:0 8px 24px;border-bottom:1px solid #e5e8ef}.teacherDashboardIdentity>span,.teacherProfileAvatar{display:grid;place-items:center;color:var(--edu-color-on-accent);background:var(--edu-color-primary);font-weight:var(--edu-weight-heading)}.teacherDashboardIdentity>span{width:44px;height:44px;border-radius:50%;font-size:var(--edu-font-body)}.teacherDashboardIdentity>div{display:grid;min-width:0;gap:var(--edu-space-1)}.teacherDashboardIdentity strong,.teacherDashboardIdentity small{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.teacherDashboardIdentity strong{color:#121a2c;font-size:var(--edu-font-body)}.teacherDashboardIdentity small{color:#7a8498;font-size:var(--edu-font-caption)}.teacherDashboardSidebar nav{display:grid;gap:var(--edu-space-1);padding-top:20px}.teacherDashboardSidebar nav :is(button,a){display:grid;grid-template-columns:22px minmax(0,1fr);gap:var(--edu-space-3);align-items:center;width:100%;min-height:48px;padding:0 14px;border:0;border-radius:8px;color:#5f697d;background:transparent;box-shadow:none;font-size:var(--edu-font-control);font-weight:var(--edu-weight-strong);text-align:left;transform:none}.teacherDashboardSidebar nav :is(button,a) svg{width:20px;height:20px}.teacherDashboardSidebar nav :is(button,a):hover,.teacherDashboardSidebar nav :is(button,a):focus-visible{color:#283651;background:#f1f3f8;outline:none;box-shadow:none;transform:none}.teacherDashboardSidebar nav :is(button,a).active{color:#3957dd;background:#eef1ff}.teacherDashboardQuotaMini{display:grid;gap:var(--edu-space-2);margin-top:auto;padding:16px 14px;border:1px solid #e1e5ed;border-radius:10px;color:#697387;background:#fafbfe;font-size:var(--edu-font-caption)}.teacherDashboardQuotaMini>span{display:flex;gap:var(--edu-space-2);align-items:center}.teacherDashboardQuotaMini svg{width:16px;height:16px;color:var(--edu-color-primary)}.teacherDashboardQuotaMini strong{color:#28334a;font-size:var(--edu-font-label)}.teacherDashboardQuotaMini i{height:5px;overflow:hidden;border-radius:99px;background:#e2e6ef}.teacherDashboardQuotaMini i span{display:block;height:100%;border-radius:inherit;background:var(--edu-color-primary)}.teacherDashboardContent{min-width:0;padding:46px 52px 72px}.teacherDashboardSectionHeader{display:flex;justify-content:space-between;gap:var(--edu-space-6);align-items:flex-end;margin-bottom:32px}.teacherDashboardSectionHeader>div{min-width:0}.teacherDashboardSectionHeader p,.teacherDashboardSectionHeader h1,.teacherDashboardSectionHeader span{margin:0}.teacherDashboardSectionHeader p{margin-bottom:9px;color:var(--edu-color-primary);font-size:var(--edu-font-label);font-weight:var(--edu-weight-heading);letter-spacing:.08em;text-transform:uppercase}.teacherDashboardSectionHeader h1{color:#121a2c;font-size:var(--edu-font-display);font-weight:var(--edu-weight-heading);letter-spacing:-.035em;line-height:1.12}.teacherDashboardSectionHeader span{display:block;margin-top:10px;color:#697387;font-size:var(--edu-font-body);line-height:1.55}.teacherDashboardSectionHeader>button{display:inline-flex;flex:0 0 auto;align-items:center;gap:var(--edu-space-2);min-height:44px;padding:var(--edu-control-padding-y) var(--edu-control-padding-x);border-radius:7px;background:var(--edu-color-primary)}.teacherDashboardSectionHeader>button svg{width:18px;height:18px}.teacherDashboardPage .dashboardNotice{margin:0 0 20px;border:1px solid #dce2ec;border-left:3px solid #4f6fff;border-radius:4px}.teacherProfileGrid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--edu-space-4)}.teacherProfileCard{display:grid;gap:var(--edu-space-2);min-height:152px;padding:var(--edu-space-5);border:1px solid #dce2ec;border-radius:2px;color:#121a2c;background:var(--edu-color-surface)}.teacherProfileCard>small{color:#7a8498;font-size:var(--edu-font-label);text-transform:uppercase}.teacherProfileCard>strong{font-size:var(--edu-font-heading);font-weight:var(--edu-weight-heading)}.teacherProfileCard p{margin:0;color:#697387;font-size:var(--edu-font-body)}.teacherProfilePrimary{grid-column:1 / -1;grid-template-columns:84px minmax(0,1fr) auto;align-items:center;min-height:190px;padding:32px;background:#121a2c;color:var(--edu-color-on-accent)}.teacherProfileAvatar{width:84px;height:84px;border-radius:50%;font-size:var(--edu-font-heading)}.teacherProfilePrimary small,.teacherProfilePrimary p{color:#aab4c6}.teacherProfilePrimary h2{margin:5px 0 7px;color:var(--edu-color-on-accent);font-size:var(--edu-font-heading)}.teacherProfileStatus{padding:8px 12px;border-radius:99px;color:#dbe1ff;background:#283654;font-size:var(--edu-font-label);font-weight:var(--edu-weight-heading)}.teacherDashboardPage .roomGrid{grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--edu-space-4);width:100%;margin:0}.teacherDashboardPage .roomGrid>.roomCard{min-height:280px}.teacherDashboardContent>.lessonWorkspace{width:100%;margin:0}.teacherDashboardContent>.lessonWorkspace .lessonPanel,.teacherDashboardContent>.lessonWorkspace .lessonSidebar{border-radius:2px;box-shadow:none}.teacherDashboardEmpty{display:grid;place-items:center;min-height:460px;padding:48px;border:1px dashed #cbd2de;color:#697387;background:var(--edu-color-surface);text-align:center}.teacherDashboardEmpty svg{width:44px;height:44px;color:var(--edu-color-primary)}.teacherDashboardEmpty h2,.teacherDashboardEmpty p{margin:0}@media(max-width:1180px){.teacherDashboardContent{padding-right:32px;padding-left:32px}.teacherDashboardPage .roomGrid,.teacherProfileGrid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:900px){.teacherDashboardShell{grid-template-columns:1fr}.teacherDashboardSidebar{position:static;height:auto;min-height:0;padding:14px 18px;border-right:0;border-bottom:1px solid #dde2eb}.teacherDashboardIdentity,.teacherDashboardQuotaMini{display:none}.teacherDashboardSidebar nav{display:flex;gap:var(--edu-space-2);padding:0;overflow-x:auto}.teacherDashboardSidebar nav :is(button,a){grid-template-columns:20px auto;width:auto;min-width:max-content}.teacherDashboardContent{padding:34px 24px 56px}}@media(max-width:680px){.teacherDashboardSectionHeader{align-items:stretch;flex-direction:column}.teacherDashboardPage .roomGrid,.teacherProfileGrid{grid-template-columns:1fr}.teacherProfilePrimary{grid-template-columns:64px minmax(0,1fr);padding:24px}.teacherProfileAvatar{width:64px;height:64px}.teacherProfileStatus{grid-column:1 / -1;justify-self:start}}.header:not(.roomHeader).dashboardHeaderChrome{position:relative;min-height:72px;height:72px;padding:0 32px;border-bottom:0;background:#121a2c}.header:not(.roomHeader).dashboardHeaderChrome .brand{gap:var(--edu-space-3);min-height:40px}.header:not(.roomHeader).dashboardHeaderChrome .brandMark{width:32px;height:32px}.header:not(.roomHeader).dashboardHeaderChrome .brand>span{gap:var(--edu-space-1);font-size:var(--edu-font-body);font-weight:var(--edu-weight-heading);letter-spacing:0;text-transform:uppercase}.header:not(.roomHeader).dashboardHeaderChrome .brand small{display:block;color:#abb5ca;font-size:var(--edu-font-caption);font-weight:var(--edu-weight-normal);letter-spacing:0;text-transform:none}.dashboardHeaderChrome .headerActions{gap:var(--edu-space-3)}.header:not(.roomHeader).dashboardHeaderChrome .profilePill,.header:not(.roomHeader).dashboardHeaderChrome .profilePill:hover,.header:not(.roomHeader).dashboardHeaderChrome .activeProfilePill{gap:var(--edu-space-2);min-height:44px;padding:0;border:0;background:transparent!important}.header:not(.roomHeader).dashboardHeaderChrome .avatarCircle{width:36px;height:36px;border-radius:50%;font-size:var(--edu-font-label)}.dashboardHeaderChrome .profilePill>span:not(.avatarCircle){gap:var(--edu-space-1);color:var(--edu-color-on-accent);font-size:var(--edu-font-body);text-align:left}.dashboardHeaderChrome .profilePill small{display:block;color:#abb5ca;font-size:var(--edu-font-caption);font-weight:var(--edu-weight-normal)}.dashboardHeaderChrome .profileChevronIcon{display:none}.page.teacherDashboardPage{min-height:calc(100vh - 72px);background:var(--edu-color-background)}.teacherDashboardShell{grid-template-columns:264px minmax(0,1fr);justify-content:start;min-height:calc(100vh - 72px)}.teacherDashboardSidebar{top:0;height:calc(100vh - 72px);min-height:620px;padding:30px 24px 24px;border-color:#dde2ec}.teacherDashboardSidebarEyebrow{margin:0 0 18px;color:#778297;font-size:var(--edu-font-caption);font-weight:var(--edu-weight-heading);letter-spacing:1.2px;text-transform:uppercase}.teacherDashboardSidebar nav{gap:var(--edu-space-1);padding:0}.teacherDashboardSidebar nav :is(button,a){grid-template-columns:3px 20px minmax(0,1fr);gap:var(--edu-space-3);min-height:48px;padding:0 12px 0 10px;border-radius:2px;color:#4f5b71;background:var(--edu-color-surface)!important;font-size:var(--edu-font-control);font-weight:var(--edu-weight-medium)}.teacherDashboardSidebar nav :is(button,a)>i{display:block;width:3px;height:24px;border-radius:1px;background:transparent}.teacherDashboardSidebar nav :is(button,a):hover,.teacherDashboardSidebar nav :is(button,a):focus-visible{color:var(--edu-color-text);background:var(--edu-color-background)!important}.teacherDashboardSidebar nav :is(button,a).active{color:var(--edu-color-text);background:#eef1ff!important;font-weight:var(--edu-weight-heading)}.teacherDashboardSidebar nav :is(button,a).active>i{background:var(--edu-color-primary)}.teacherDashboardSidebar nav :is(button,a).active svg{color:var(--edu-color-primary)}.teacherDashboardSidebarFooter{display:grid;gap:var(--edu-space-1);margin-top:auto;padding-top:18px;border-top:1px solid #dde2ec}.teacherDashboardSidebarFooter strong{color:var(--edu-color-text);font-size:var(--edu-font-label)}.teacherDashboardSidebarFooter span{color:#778297;font-size:var(--edu-font-caption);line-height:var(--edu-line-body)}.teacherDashboardSidebar nav a{text-decoration:none}.teacherDashboardSidebar .teacherDashboardHelpNav{margin-top:auto;padding-top:18px;border-top:1px solid #dde2ec}.teacherDashboardSidebar nav .teacherDashboardHelpMobile{display:none}@media(max-width:900px){.teacherDashboardSidebar .teacherDashboardHelpNav{display:none}.teacherDashboardSidebar nav .teacherDashboardHelpMobile{display:grid}}.teacherDashboardContent{position:relative;width:100%;max-width:none;padding:34px 44px 72px}.teacherDashboardSectionHeader{min-height:80px;align-items:flex-start;margin-bottom:20px}.teacherDashboardSectionHeader p{margin-bottom:10px;font-size:var(--edu-font-caption);letter-spacing:1.4px}.teacherDashboardSectionHeader h1{font-size:var(--edu-font-heading);font-weight:var(--edu-weight-heading);letter-spacing:-.035em;line-height:1}.teacherDashboardSectionHeader span{margin-top:10px;color:var(--edu-color-muted);font-size:var(--edu-font-body);line-height:var(--edu-line-body)}.teacherDashboardHeaderActions{display:flex;flex:0 0 auto;gap:var(--edu-space-3);align-items:center;padding-top:10px}.teacherDashboardSectionHeader .teacherDashboardHeaderActions>button{display:inline-flex;align-items:center;justify-content:center;gap:var(--edu-space-2);min-width:112px;min-height:var(--edu-control-height);padding:var(--edu-control-padding-y) var(--edu-control-padding-x);border:1px solid var(--edu-color-border);border-radius:var(--edu-radius-control);color:var(--edu-color-text);background:var(--edu-color-surface)!important;font-size:var(--edu-font-control);font-weight:var(--edu-weight-heading)}.teacherDashboardSectionHeader .teacherDashboardHeaderActions>button.primary{min-width:176px;border-color:var(--edu-color-primary);color:var(--edu-color-on-accent);background:var(--edu-color-primary)!important}.teacherDashboardHeaderActions button svg{width:14px;height:14px}.teacherProfileLayout{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--edu-space-5) 36px}.teacherProfileIdentityCard{display:grid;grid-column:1 / -1;grid-template-columns:96px minmax(0,1fr) 414px;gap:var(--edu-space-6);align-items:center;min-height:218px;padding:var(--edu-space-6);border-radius:2px;color:var(--edu-color-on-accent);background:#121a2c}.teacherProfileAvatar{width:96px;height:96px;border-radius:50%;font-size:var(--edu-font-heading)}.teacherProfileIdentityCopy h2,.teacherProfileIdentityCopy p{margin:0}.teacherProfileIdentityCopy h2{color:var(--edu-color-on-accent);font-size:var(--edu-font-heading)}.teacherProfileIdentityCopy>p{margin-top:10px;color:#b9c4d8;font-size:var(--edu-font-body)}.teacherProfileApproval{display:inline-flex;align-items:center;gap:var(--edu-space-2);margin-top:26px;padding:7px 11px;border-radius:2px;color:#e2ede8;background:#1d3446;font-size:var(--edu-font-caption)}.teacherProfileApproval i,.teacherProfileSecurityCard>div>i{width:7px;height:7px;border-radius:50%;background:#4ec79a}.teacherProfileFacts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--edu-space-5) 34px;margin:0;padding-left:40px;border-left:1px solid #2b364e}.teacherProfileFacts div,.teacherProfileInfoCard dl div{display:grid;gap:var(--edu-space-2)}.teacherProfileFacts dt{color:var(--edu-color-primary);font-size:var(--edu-font-caption);font-weight:var(--edu-weight-heading);letter-spacing:.9px;text-transform:uppercase}.teacherProfileFacts dd{margin:0;color:var(--edu-color-on-accent);font-size:var(--edu-font-body)}.teacherProfileInfoCard,.teacherProfileSecurityCard{min-height:246px;padding:var(--edu-space-5) var(--edu-space-5);border:1px solid var(--edu-color-border);border-radius:2px;background:var(--edu-color-surface)}.teacherProfileInfoCard h3,.teacherProfileSecurityCard h3{margin:0;color:var(--edu-color-text);font-size:var(--edu-font-title)}.teacherProfileInfoCard>p,.teacherProfileSecurityCard>p{margin:10px 0 22px;color:var(--edu-color-muted);font-size:var(--edu-font-label);line-height:var(--edu-line-body)}.teacherProfileInfoCard dl{display:grid;margin:0}.teacherProfileInfoCard dl div{grid-template-columns:130px minmax(0,1fr);gap:var(--edu-space-4);padding:var(--edu-space-3) 0;border-bottom:1px solid #e8ebf2}.teacherProfileInfoCard dl div:last-child{border-bottom:0}.teacherProfileInfoCard dt{color:#778297;font-size:var(--edu-font-caption)}.teacherProfileInfoCard dd{margin:0;color:var(--edu-color-text);font-size:var(--edu-font-label);font-weight:var(--edu-weight-strong)}.teacherProfileAccessCard ul{display:grid;gap:0;margin:0;padding:0;list-style:none}.teacherProfileAccessCard li{display:grid;grid-template-columns:10px minmax(0,1fr) auto;gap:var(--edu-space-2);align-items:center;min-height:42px;color:var(--edu-color-text);font-size:var(--edu-font-label)}.teacherProfileAccessCard li svg{width:9px;height:9px;color:#4ec79a}.teacherProfileAccessCard li strong{color:var(--edu-color-primary);font-size:var(--edu-font-caption)}.teacherProfileSecurityCard{grid-column:1 / -1;min-height:194px}.teacherProfileSecurityCard>div{display:grid;grid-template-columns:9px minmax(0,1fr) auto;gap:var(--edu-space-3);align-items:center;min-height:74px;padding:0 var(--edu-space-4);background:var(--edu-color-background)}.teacherProfileSecurityCard>div>span{display:grid;gap:var(--edu-space-2)}.teacherProfileSecurityCard small{color:#778297;font-size:var(--edu-font-caption)}.teacherProfileSecurityCard b{color:var(--edu-color-primary);font-size:var(--edu-font-caption);letter-spacing:.9px;text-transform:uppercase}.teacherDashboardPage .roomGrid{grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--edu-space-5) 36px}.teacherDashboardPage .roomGrid>.roomCard{min-height:268px;padding:var(--edu-space-5);border:1px solid var(--edu-color-border);border-radius:2px;background:var(--edu-color-surface);box-shadow:none}.teacherDashboardPage .roomCardTop{align-items:center}.teacherDashboardPage .roomCardIdentity{display:grid;grid-template-columns:46px minmax(0,1fr);gap:var(--edu-space-3);align-items:center}.teacherDashboardPage .roomCardIdentity>span:last-child{display:grid;gap:var(--edu-space-1)}.teacherDashboardPage .roomCardIdentity strong{color:var(--edu-color-text);font-size:var(--edu-font-title)}.teacherDashboardPage .roomCardIdentity small{color:#778297;font-size:var(--edu-font-caption)}.teacherDashboardPage .roomCardIcon{width:46px;height:46px;border-radius:2px;color:var(--edu-color-primary);background:#eef1ff}.roomCardAccessBadge{padding:var(--edu-space-2) var(--edu-space-2);color:var(--edu-color-muted);background:var(--edu-color-background);font-size:var(--edu-font-caption)}.roomCardGuestLink{display:grid;gap:var(--edu-space-2);margin-top:var(--edu-space-4)}.roomCardGuestLink small{color:#778297;font-size:var(--edu-font-caption);letter-spacing:.8px;text-transform:uppercase}.roomCardGuestLinkRow>span{overflow:hidden;color:var(--edu-color-text);font-size:var(--edu-font-caption);text-overflow:ellipsis;white-space:nowrap}.teacherDashboardPage .roomCardMeta{margin:14px 0 12px;color:#778297;font-size:var(--edu-font-caption)}.teacherDashboardPage .roomCardActions{display:grid;grid-template-columns:84px 146px 36px 36px;gap:var(--edu-space-2);margin-top:auto}.teacherDashboardPage .roomCardActions button{min-height:var(--edu-control-height);padding:var(--edu-control-padding-y) var(--edu-control-padding-x);border:1px solid var(--edu-color-border);border-radius:var(--edu-radius-control);font-size:var(--edu-font-control)}.teacherDashboardPage .roomCardActions button.primary{border-color:var(--edu-color-primary);color:var(--edu-color-on-accent);background:var(--edu-color-primary)!important}.teacherDashboardPage .roomCardActions .roomCardIconButton{width:36px;padding:0}@media(max-width:900px){.header:not(.roomHeader).dashboardHeaderChrome{padding:0 18px}.dashboardHeaderChrome .headerActions{display:none}.teacherDashboardShell{grid-template-columns:1fr}.teacherDashboardSidebar{position:static;height:auto;min-height:0;padding:12px 18px}.teacherDashboardSidebarEyebrow,.teacherDashboardSidebarFooter{display:none}.teacherDashboardSidebar nav{display:flex;overflow-x:auto}.teacherDashboardSidebar nav :is(button,a){grid-template-columns:3px 20px auto;min-width:max-content}.teacherDashboardContent{max-width:none;padding:28px 22px 50px}.teacherProfileIdentityCard{grid-template-columns:76px minmax(0,1fr)}.teacherProfileFacts{grid-column:1 / -1;padding:24px 0 0;border-top:1px solid #2b364e;border-left:0}}@media(max-width:680px){.teacherDashboardSectionHeader{min-height:0}.teacherDashboardHeaderActions{flex-wrap:wrap;padding-top:0}.teacherProfileLayout,.teacherDashboardPage .roomGrid{grid-template-columns:1fr}.teacherProfileIdentityCard{padding:var(--edu-space-5)}.teacherProfileAvatar{width:72px;height:72px}}.page.adminPage{width:100%;max-width:none;min-height:calc(100vh - 88px);margin:0;padding:0;overflow-x:clip;background:var(--platform-paper);color:var(--platform-ink)}.adminPage .adminShell{display:grid;grid-template-columns:260px minmax(0,1fr);align-items:stretch;width:100%}.adminPage .adminSideNav{display:flex;min-height:calc(100vh - 88px);flex-direction:column;gap:0;padding:42px 20px;border:0;border-radius:0;background:var(--platform-ink);color:#aeb8ca}.adminPage .adminSideNav strong{margin:0 12px 32px;color:var(--platform-cobalt-soft);font-size:var(--edu-font-body);letter-spacing:.07em;text-transform:uppercase}.adminPage .adminSideNav span{display:flex;min-height:46px;align-items:center;padding:0 16px;border-radius:2px;font-size:var(--edu-font-body)}.adminPage .adminSideNav .activeDashboardNav{background:#1c2740;color:var(--platform-white);font-weight:var(--edu-weight-heading)}.adminPage .adminContent{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--edu-space-5);min-width:0;padding:60px max(28px,calc((100vw - 1320px)/2)) 100px}.adminPage .adminHero,.adminPage .adminChecklist,.adminPage .adminGrid,.adminPage .adminList{grid-column:1 / -1}.adminPage .adminHero{display:grid;grid-template-columns:minmax(0,1fr) 324px;gap:52px;align-items:start;padding:0;border:0;border-radius:0;background:transparent;box-shadow:none}.adminPage .adminHero h1{font-size:var(--edu-font-display)}.adminPage .adminStatusCard{display:grid;gap:var(--edu-space-2);min-height:138px;padding:var(--edu-space-4) var(--edu-space-5);border-radius:2px;background:var(--platform-ink);color:var(--platform-white)}.adminPage .adminStatusCard>span{color:var(--platform-cobalt-soft);font-size:var(--edu-font-label);font-weight:var(--edu-weight-heading);letter-spacing:.05em;text-transform:uppercase}.adminPage .adminStatusCard strong{overflow-wrap:anywhere;font-size:var(--edu-font-title);font-weight:var(--edu-weight-strong)}.adminPage .adminStatusCard small{color:#aeb8ca}.adminPage .adminChecklist,.adminPage .adminForm,.adminPage .adminList{padding:var(--edu-space-5);border:1px solid #c7ceda;border-radius:2px;background:var(--platform-white);box-shadow:none}.adminPage .adminChecklist{display:grid;grid-template-columns:260px minmax(0,1fr);gap:34px}.adminPage .adminChecklist strong,.adminPage .adminForm h2,.adminPage .adminList h2{margin:0;color:var(--platform-ink);font-size:var(--edu-font-heading);font-weight:var(--edu-weight-heading);letter-spacing:-.025em;line-height:1.3}.adminPage .adminChecklist ol{display:grid;gap:var(--edu-space-2);margin:0;color:var(--platform-copy);line-height:1.55}.adminPage .adminForm{display:grid;align-content:start;gap:var(--edu-space-4)}.adminPage .adminForm .primary{justify-self:start;min-width:180px;padding:var(--edu-control-padding-y) var(--edu-control-padding-x)}.adminPage .adminGrid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--edu-space-5)}.adminPage .adminGrid .card,.adminPage .adminList .miniCard{padding:var(--edu-space-5);border:1px solid #ced4df;border-radius:2px;background:var(--platform-white);box-shadow:none}.adminPage .adminList{display:grid;gap:var(--edu-space-4)}.adminPage .adminList .miniCard{margin:0}.adminPage .adminList .heroActions{display:flex;flex-wrap:wrap;gap:var(--edu-space-2)}.adminPage .adminForm button,.adminPage .adminList button,.adminPage .adminGrid button{min-height:44px;padding:var(--edu-control-padding-y) var(--edu-control-padding-x);border:1px solid #bcc5d5!important;border-radius:var(--edu-radius-control);background:var(--platform-white)!important;color:var(--platform-ink)!important;font-weight:var(--edu-weight-heading)}.adminPage .adminForm button.primary{border-color:var(--platform-cobalt)!important;background:var(--platform-cobalt)!important;color:var(--platform-white)!important}.adminPage .adminStorageQuotaControl{display:grid;grid-template-columns:minmax(0,1fr) 120px auto;gap:var(--edu-space-4);align-items:end;margin-top:18px;padding-top:18px;border-top:1px solid var(--platform-rule)}.platformNotFound{display:grid;grid-template-columns:minmax(0,1fr) 446px;gap:80px;align-items:center;width:min(1312px,calc(100% - 48px));min-height:calc(100vh - 88px);margin:0 auto;padding:64px 0;color:var(--platform-ink)}.platformNotFound>section>p:not(.platformEyebrow){max-width:650px;margin:30px 0 0;color:var(--platform-copy);font-size:var(--edu-font-section);line-height:1.6}.platformNotFound>aside{display:flex;min-height:446px;flex-direction:column;align-items:center;justify-content:center;border-radius:2px;background:var(--platform-ink)}.platformNotFound>aside span{color:#26324b;font-size:calc(var(--edu-font-metric) * 5);font-weight:var(--edu-weight-heading);letter-spacing:-.07em;line-height:1}.platformNotFound>aside small{color:var(--platform-cobalt-soft);font-size:var(--edu-font-body);font-weight:var(--edu-weight-heading);letter-spacing:.08em;text-transform:uppercase}@media(max-width:1100px){.platformEditorialHero{grid-template-columns:minmax(0,1.25fr) minmax(320px,.75fr);gap:44px}.platformEditorialSection{grid-template-columns:60px minmax(240px,.85fr) minmax(0,1.15fr);gap:34px}.authPage .authShell{grid-template-columns:minmax(300px,.8fr) minmax(0,1.2fr);gap:36px}.authPage .registerShell{grid-template-columns:minmax(0,1fr) minmax(360px,.8fr);gap:54px}.dashboardPage .dashboardIntro{grid-template-columns:minmax(0,1fr) 420px;gap:36px}.dashboardPage .roomGrid{grid-template-columns:repeat(2,minmax(0,1fr))}.dashboardPage .dashboardStorageSection{grid-template-columns:minmax(0,.75fr) minmax(360px,1.25fr);gap:36px}.adminPage .adminShell{grid-template-columns:220px minmax(0,1fr)}.adminPage .adminContent{padding-inline:28px}.adminPage .adminHero{grid-template-columns:minmax(0,1fr) 280px}.adminPage .adminGrid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:820px){.header:not(.roomHeader){min-height:72px;padding:0 20px}.header:not(.roomHeader) .brand>span{font-size:var(--edu-font-title)}.header:not(.roomHeader) .headerActions,.platformHeaderNav{display:none}.header:not(.roomHeader) .mobileHeaderMenuButton{display:inline-flex;width:48px;min-width:48px;height:48px;align-items:center;justify-content:center;margin-left:auto;padding:0;border:0;border-radius:2px;background:transparent!important;color:var(--platform-white)!important}.mobileHeaderDrawerLayer{position:fixed;z-index:1000;inset:0;overflow:hidden}.mobileHeaderDrawerBackdrop{position:absolute;inset:0;width:100%;height:100%;border:0;background:#0a102094!important}.mobileHeaderDrawer{position:absolute;z-index:1;inset:0 0 0 auto;display:flex;width:100vw;max-width:none;min-height:100dvh;flex-direction:column;border:0;border-radius:0;background:var(--platform-paper);box-shadow:-24px 0 70px #0a102038;animation:platform-drawer-in .24s cubic-bezier(.22,1,.36,1) both}.mobileHeaderDrawerHeader{display:flex;min-height:72px;align-items:center;justify-content:space-between;padding:0 20px;border-bottom:1px solid var(--platform-rule);background:var(--platform-ink);color:var(--platform-white)}.mobileHeaderDrawerHeader>span{display:grid;font-size:var(--edu-font-title);font-weight:var(--edu-weight-heading)}.mobileHeaderDrawerHeader small{color:#aeb8ca;font-size:var(--edu-font-caption);font-weight:var(--edu-weight-normal)}.mobileHeaderDrawerClose{display:inline-flex;width:48px;height:48px;align-items:center;justify-content:center;border:0;border-radius:2px;background:transparent!important;color:var(--platform-white)!important}.mobileHeaderMenu{display:grid;gap:var(--edu-space-2);padding:var(--edu-space-5) var(--edu-space-4);overflow-y:auto}.platformMobilePublicNav{display:grid;gap:var(--edu-space-2);padding-bottom:20px;margin-bottom:10px;border-bottom:1px solid var(--platform-rule)}.mobileHeaderMenuItem{display:flex;width:100%;min-height:52px;align-items:center;justify-content:flex-start;gap:var(--edu-space-3);padding:0 var(--edu-space-4);border:1px solid var(--platform-rule)!important;border-radius:2px;background:var(--platform-white)!important;color:var(--platform-ink)!important;font-weight:var(--edu-weight-strong);text-align:left}.platformEditorialHero,.platformLegalHero{width:min(100% - 40px,640px)}.platformEditorialHero{grid-template-columns:minmax(0,1fr);gap:38px;padding:44px 0 52px}.platformEditorialHero h1,.platformLegalHero h1,.platformNotFound h1{font-size:var(--edu-font-display);letter-spacing:-.04em}.platformLead{margin-top:22px;font-size:var(--edu-font-title)}.platformActions{display:grid;grid-template-columns:1fr;margin-top:34px}.platformButton{width:100%}.platformEditorialField{min-height:250px;padding:var(--edu-space-5)}.platformFactStrip{grid-template-columns:1fr;gap:var(--edu-space-4);min-height:0;padding:34px var(--edu-space-4)}.platformEditorialSections{width:calc(100% - 40px);margin-top:64px}.platformEditorialSection{grid-template-columns:1fr;gap:var(--edu-space-5);padding:var(--edu-space-6) 0 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button,.teacherDashboardPage input,.teacherDashboardPage select,.teacherDashboardPage textarea{border-radius:var(--edu-radius-control);box-shadow:none!important;background-image:none!important;font-family:var(--edu-font-family);text-shadow:none}.teacherDashboardPage button,.teacherDashboardPage button:hover:not(:disabled),.teacherDashboardPage button:focus-visible,.teacherDashboardPage button:active:not(:disabled){transform:none!important}.teacherDashboardPage button:focus-visible,.teacherDashboardPage input:focus-visible,.teacherDashboardPage select:focus-visible,.teacherDashboardPage textarea:focus-visible{outline:2px solid #4f6fff!important;outline-offset:2px}.teacherDashboardSectionHeader{min-height:80px;margin-bottom:32px}.teacherDashboardHeaderActions{padding-top:16px}.teacherDashboardPage[data-dashboard-section=profile] .teacherDashboardSectionHeader{margin-bottom:34px}.teacherDashboardPage[data-dashboard-section=profile] 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span:not(.teacherStorageQuotaIcon){margin-top:2px;color:var(--edu-color-on-accent);font-size:var(--edu-font-section);font-weight:var(--edu-weight-heading)}.teacherDashboardPage .teacherStorageDialogEmbedded .teacherStorageQuotaTrack{height:8px;flex:0 0 8px;border-radius:4px}.teacherDashboardPage .teacherStorageDialogEmbedded .teacherStorageQuotaMeta{display:none}.teacherDashboardPage .teacherStorageDialogEmbedded .teacherStorageBreakdown{flex:0 0 auto;gap:0;margin:0;padding-top:4px;overflow:hidden;border-top:1px solid #2b364e}.teacherDashboardPage .teacherStorageDialogEmbedded .teacherStorageBreakdown>span{min-height:22px;padding:var(--edu-space-1) 0;color:#d8deea;font-size:var(--edu-font-caption)}.teacherDashboardPage .teacherStorageDialogEmbedded .teacherStorageBreakdown svg{width:11px;height:11px}.teacherDashboardPage .teacherStorageDialogEmbedded .teacherStorageBreakdown 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:is(.dashboardNotice,.teacherProfileIdentityCard,.teacherProfileInfoCard,.teacherProfileSecurityCard,.roomCard,.teacherStorageContentShell,.teacherStorageQuotaCard,.teacherStorageQuickFilters,.lessonPlanner,.lessonHistoryFilters,.lessonHistoryCompactTable,.lessonTemplatesToolbar,.lessonTemplateDashboardCard,.lessonStudentsToolbar,.lessonStudentListPanel,.lessonStudentDetail,.lessonStudentLinkPanel,.communicationPanel,.studentInviteCard,.studentOverviewHero,.studentOverviewRecent,.studentDashboardSectionCard,.studentDashboardHomeworkCard,.studentTeachersGrid>article,.studentDashboardEmpty.full,.studentDashboardError,.teacherDashboardEmpty){border-radius:var(--teacher-cabinet-radius)!important;box-shadow:var(--teacher-cabinet-surface-shadow)!important}.teacherDashboardPage[data-dashboard-layout=sidebar-figma-v2] 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var(--edu-color-border)!important}.teacherDashboardPage[data-dashboard-layout=sidebar-figma-v2] .lessonHistoryCompactTable{overflow:hidden;border:1px solid var(--edu-color-border);background:var(--edu-color-surface)}.teacherDashboardPage[data-dashboard-layout=sidebar-figma-v2] .lessonHistoryCompactHeader{border-radius:var(--teacher-cabinet-radius) var(--teacher-cabinet-radius) 0 0!important}.teacherDashboardPage[data-dashboard-layout=sidebar-figma-v2] :is(.lessonTemplateSearchField,.lessonStudentSearchField,.teacherStorageDashboardSearchField,.teacherStorageSearchField)>input{box-shadow:none!important}.teacherDashboardPage[data-dashboard-layout=sidebar-figma-v2] .teacherStorageView-table .teacherStorageContentShell :is(.teacherStorageTableHeader,.teacherStorageItemCard,.teacherStorageItem){border-radius:0!important;box-shadow:none!important}.teacherDashboardPage[data-dashboard-layout=sidebar-figma-v2][data-dashboard-section=calendar] .lessonPlanner 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:is(.modal,.lessonScheduleDialog,.lessonMonthDayDialog,.lessonHistoryDetailDialog,.lessonBoardPreviewDialog,.dashboardConfirmDialog,.dashboardCreateDialog,.teacherStorageDialog:not(.teacherStorageDialogEmbedded),.teacherStoragePreview:not(.teacherStoragePreviewLightbox),.teacherStorageActionDialog,.teacherStorageContextMenu,.lessonSelectMenu,.templateBoardEditor){border-radius:var(--edu-radius-dialog)!important;box-shadow:var(--teacher-cabinet-popup-shadow)!important}body:not(.roomPageBody) :is(.modal,.lessonScheduleDialog,.lessonMonthDayDialog,.lessonHistoryDetailDialog,.lessonBoardPreviewDialog,.dashboardConfirmDialog,.dashboardCreateDialog,.teacherStorageDialog,.teacherStoragePreview,.teacherStorageActionDialog,.teacherStorageContextMenu,.lessonSelectMenu,.templateBoardEditor) :is(button,input,select,textarea,.lessonSelectControl){border-radius:var(--edu-radius-control)!important}.page.adminPage[data-admin-layout=cabinet-v2]{--admin-radius: var(--teacher-cabinet-radius, 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strong{font-size:var(--edu-font-body)}.adminUserListCopy small{color:var(--edu-color-muted);font-size:var(--edu-font-caption)}.adminUserListCopy em{color:#8791a4;font-size:var(--edu-font-caption);font-style:normal}.adminStatusBadge{display:inline-flex;min-height:28px;align-items:center;justify-content:center;width:fit-content;padding:5px 9px;border:1px solid #d7deea;border-radius:var(--admin-radius);color:var(--edu-color-muted);background:#f2f4f7;font-size:var(--edu-font-caption);font-weight:var(--edu-weight-heading);line-height:1.2;text-align:center}.adminStatusBadge[data-status=active]{border-color:#bfe4d2;color:#18794e;background:#eaf8f1}.adminStatusBadge[data-status=pending]{border-color:#e8d39b;color:#8b6419;background:#fff7df}.adminStatusBadge[data-status=suspended]{border-color:#e4c27d;color:#855813;background:#fff2d2}.adminStatusBadge[data-status=blocked]{border-color:#f0b9b9;color:#a32626;background:#fff0f0}.adminUserDetail{padding:0 24px 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button{min-height:var(--edu-control-height);white-space:nowrap}.adminUserDetailEmpty{display:grid;min-height:360px;place-items:center;align-content:center;gap:var(--edu-space-3);color:#7a8498}.adminUserDetailEmpty svg{width:34px;height:34px}.adminEmptyState{margin:0;padding:30px 20px;color:#7a8498;font-size:var(--edu-font-body);text-align:center}.adminCollectionPanel{overflow:hidden}.adminCollectionPanel>header{display:flex;gap:var(--edu-space-4);align-items:center;justify-content:space-between;min-height:88px;padding:var(--edu-space-4) var(--edu-space-5);border-bottom:1px solid #e1e6ee}.adminCollectionPanel>header h2,.adminCollectionPanel>header p{margin:0}.adminCollectionPanel>header h2{color:#121a2c;font-size:var(--edu-font-section);font-weight:var(--edu-weight-heading)}.adminCollectionPanel>header p{margin-top:5px;color:var(--edu-color-muted);font-size:var(--edu-font-caption)}.adminCollectionPanel>header>span{display:grid;min-width:32px;height:32px;place-items:center;border-radius:99px;color:#3957dd;background:#eef1ff;font-size:var(--edu-font-label);font-weight:var(--edu-weight-heading)}.adminCollectionList{display:grid;max-height:calc(100vh - 300px);overflow-y:auto}.adminCollectionList>article{display:grid;gap:var(--edu-space-2);padding:17px 24px;border-bottom:1px solid #e7ebf1}.adminCollectionList>article>div{display:flex;gap:var(--edu-space-3);align-items:center;justify-content:space-between}.adminCollectionList strong{overflow-wrap:anywhere;color:#202b42;font-size:var(--edu-font-body)}.adminCollectionList p,.adminCollectionList small{margin:0;overflow-wrap:anywhere;color:var(--edu-color-muted);font-size:var(--edu-font-caption);line-height:1.5}.adminLogGrid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--edu-space-4);align-items:start}@media(max-width:1180px){.adminDashboardContent{padding-right:28px;padding-left:28px}.adminRegistrationLayout,.adminLogGrid{grid-template-columns:minmax(0,1fr)}.adminUsersLayout{grid-template-columns:minmax(290px,.65fr) minmax(450px,1fr)}.adminTeacherStatusActions{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:1080px){.adminDashboardShell{grid-template-columns:220px minmax(0,1fr)}.adminDashboardSidebar{padding-right:18px;padding-left:18px}.adminUsersToolbar{grid-template-columns:minmax(0,1fr)}.adminUserFilters{justify-content:flex-start}.adminUsersLayout{grid-template-columns:minmax(0,1fr)}.adminUserDirectoryList{max-height:360px}}@media(max-width:820px){.page.adminPage[data-admin-layout=cabinet-v2]{min-height:calc(100vh - 72px)}.adminDashboardShell{grid-template-columns:minmax(0,1fr)}.adminDashboardSidebar{position:sticky;top:var(--dashboard-header-visible-height, 72px);display:block;width:100%;min-width:0;height:auto;min-height:0;padding:10px 14px;overflow:hidden;border-right:0;border-bottom:1px solid #dde2ec}.adminDashboardSidebar>p,.adminDashboardSidebarFooter{display:none}.adminDashboardSidebar nav{display:flex;gap:var(--edu-space-2);width:100%;min-width:0;overflow-x:auto;overflow-y:hidden;overscroll-behavior-inline:contain;scrollbar-width:thin}.adminDashboardSidebar nav button{flex:0 0 auto;grid-template-columns:3px 18px auto;min-width:max-content;min-height:var(--edu-control-height);padding-right:13px}.adminDashboardContent{padding:30px 20px 56px}.adminSectionHeader{gap:var(--edu-space-4)}.adminAccountSummary{min-width:190px}}@media(max-width:700px){.adminSectionHeader{display:grid;grid-template-columns:minmax(0,1fr)}.adminAccountSummary{width:fit-content}.adminTeacherAccountForm,.adminSummaryGrid,.adminStatusActions,.adminTeacherStatusActions{grid-template-columns:minmax(0,1fr)}.adminTeacherAccountForm footer{display:grid}.adminTeacherAccountForm footer button{width:100%}.adminUserHero{grid-template-columns:54px minmax(0,1fr)}.adminUserAvatar{width:54px;height:54px}.adminUserHeroBadges{grid-column:1 / -1;justify-items:start}.adminAccessPanel>header{display:grid}.adminAccountDeletePanel{flex-direction:column;align-items:stretch;gap:var(--edu-space-3)}.adminAccountDeletePanel>div{flex:0 1 auto}.adminAccountDeletePanel .dangerButton{width:100%}.adminStoragePanel{grid-template-columns:minmax(0,1fr)}.adminStorageProgress,.adminQuotaEditor{grid-column:1;grid-row:auto}.adminQuotaEditor{grid-template-columns:110px minmax(0,1fr)}}@media(max-width:520px){.adminDashboardContent{padding-right:14px;padding-left:14px}.adminNotice{align-items:stretch;flex-direction:column}.adminNotice button{width:100%}.adminTeacherAccountPanel,.adminRegistrationGuide,.adminUserDetail{padding:var(--edu-space-4) var(--edu-space-4)}.adminUserHero{margin-right:-16px;margin-left:-16px;padding:20px 16px}.adminUserFilters{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}.adminUserFilters button{justify-content:space-between}.adminUserDirectoryList>button{grid-template-columns:40px minmax(0,1fr)}.adminUserDirectoryList>button>.adminStatusBadge{grid-column:2;justify-self:start}.adminQuotaEditor{grid-template-columns:minmax(0,1fr)}}.notificationStack{position:fixed;z-index:2147483000;bottom:max(16px,env(safe-area-inset-bottom,0px));right:max(16px,env(safe-area-inset-right,0px));display:flex;flex-direction:column;gap:var(--edu-space-3);width:min(420px,calc(100vw - 32px));pointer-events:none}.notificationToast{--notice-ink: var(--edu-color-info);--notice-border: var(--edu-color-info-border);--notice-background: var(--edu-color-info-bg);position:relative;display:flex;align-items:flex-start;gap:var(--edu-space-3);box-sizing:border-box;width:100%;padding:var(--edu-dialog-padding) calc(var(--edu-control-height-sm) + var(--edu-space-4)) var(--edu-dialog-padding) var(--edu-dialog-padding);border:1px solid var(--notice-border);border-radius:var(--edu-radius-panel);background:var(--notice-background);color:var(--notice-ink);box-shadow:var(--edu-shadow-menu);font:var(--edu-weight-normal) var(--edu-font-body)/var(--edu-line-body) var(--edu-font-family);pointer-events:auto;opacity:1;transition:opacity .2s ease,transform .2s ease;animation:notificationToastEnter .16s ease-out}.notificationToast--error{--notice-ink: var(--edu-color-error-hover);--notice-border: var(--edu-color-error-border);--notice-background: var(--edu-color-error-bg)}.notificationToast--success{--notice-ink: var(--edu-color-success);--notice-border: var(--edu-color-success-border);--notice-background: var(--edu-color-success-bg)}.notificationToast.is-leaving{opacity:0;transform:translateY(8px);pointer-events:none;animation:none}.notificationToastIcon{flex:0 0 20px;width:20px;height:20px;margin-top:1px}.notificationToastContent{flex:1;min-width:0}.notificationToastContent p{margin:0;overflow-wrap:anywhere}.notificationToast .notificationCloseButton{position:absolute;top:10px;right:10px;display:grid;place-items:center;width:28px;height:28px;min-height:28px;padding:4px;color:var(--notice-ink);cursor:pointer}.notificationToast .notificationCloseButton svg{width:18px;height:18px}.notificationActions{display:flex;flex-wrap:wrap;gap:var(--edu-space-2);margin-top:8px}.notificationToast .notificationAction{padding:4px 8px;min-height:30px;border:1px solid currentColor;border-radius:6px;background:transparent;color:inherit;font:inherit;cursor:pointer}.notificationFieldDescription{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}@layer edu-notification-validation{body :is(input,select,textarea,[role=combobox],.whiteboardMathFieldMount):is([data-notification-invalid=true],[aria-invalid=true]){border-color:var(--edu-color-error)!important;box-shadow:inset 0 0 0 1px #dc262659!important}body input:is([type=checkbox],[type=radio]):is([data-notification-invalid=true],[aria-invalid=true]){outline:2px solid var(--edu-color-error)!important;outline-offset:2px}}@keyframes notificationToastEnter{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@media(prefers-reduced-motion:reduce){.notificationToast{animation:none}.notificationToast.is-leaving{transform:none}}:root{--edu-button-primary: var(--edu-color-primary);--edu-button-primary-hover: var(--edu-color-primary-hover);--edu-button-primary-active: var(--edu-color-primary-active);--edu-button-neutral-hover: var(--edu-color-primary-soft);--edu-button-neutral-active: var(--edu-color-primary-pressed);--edu-button-neutral-border-hover: var(--edu-color-primary-border);--edu-button-neutral-ink-hover: var(--edu-color-primary-ink);--edu-button-danger: var(--edu-color-error);--edu-button-danger-hover: var(--edu-color-error-hover);--edu-button-danger-active: var(--edu-color-error-active);--edu-button-focus: var(--edu-color-primary)}button{-webkit-text-fill-color:currentColor;transition-property:background-color,border-color,color,box-shadow,opacity;transition-duration:.16s;transition-timing-function:ease}button,button *,video,.participantTile,.participantTile *{-webkit-user-select:none;user-select:none}video,.participantTile,.participantTile img{-webkit-user-drag:none}button,button:hover:not(:disabled),button:focus-visible,button:active:not(:disabled){transform:none!important}button:focus-visible{outline:2px solid var(--edu-button-focus)!important;outline-offset:2px}button:disabled{opacity:.5}body:not(.roomPageBody) button:not(.primary):not(.platformButtonPrimary):not([class*=danger i]):not(.active):not([aria-pressed=true]):not([aria-selected=true]):not(.lessonSelectControl):not(.modalCloseButton):not(.popupCloseButton):not(.prejoinTab):hover:not(:disabled){border-color:var(--edu-button-neutral-border-hover)!important;background:var(--edu-button-neutral-hover)!important;background-image:none!important;box-shadow:none!important;color:var(--edu-button-neutral-ink-hover)!important;-webkit-text-fill-color:var(--edu-button-neutral-ink-hover)}body:not(.roomPageBody) button:not(.primary):not(.platformButtonPrimary):not([class*=danger i]):not(.active):not([aria-pressed=true]):not([aria-selected=true]):not(.lessonSelectControl):not(.modalCloseButton):not(.popupCloseButton):not(.prejoinTab):active:not(:disabled){border-color:var(--edu-button-neutral-border-hover)!important;background:var(--edu-button-neutral-active)!important;background-image:none!important;box-shadow:none!important;color:var(--edu-button-neutral-ink-hover)!important;-webkit-text-fill-color:var(--edu-button-neutral-ink-hover)}button:is(.primary,.platformButtonPrimary),button:is(.primary,.platformButtonPrimary):focus-visible{border-color:var(--edu-button-primary)!important;background:var(--edu-button-primary)!important;background-image:none!important;box-shadow:none!important;color:var(--edu-color-on-accent)!important;-webkit-text-fill-color:var(--edu-color-on-accent)}button:is(.primary,.platformButtonPrimary):hover:not(:disabled){border-color:var(--edu-button-primary-hover)!important;background:var(--edu-button-primary-hover)!important;background-image:none!important;box-shadow:none!important;color:var(--edu-color-on-accent)!important;-webkit-text-fill-color:var(--edu-color-on-accent)}button:is(.primary,.platformButtonPrimary):active:not(:disabled){border-color:var(--edu-button-primary-active)!important;background:var(--edu-button-primary-active)!important;background-image:none!important;box-shadow:none!important;color:var(--edu-color-on-accent)!important;-webkit-text-fill-color:var(--edu-color-on-accent)}button:is(.dangerButton,.danger),button:is(.dangerButton,.danger):focus-visible{border-color:var(--edu-button-danger)!important;background:var(--edu-button-danger)!important;background-image:none!important;box-shadow:none!important;color:var(--edu-color-on-accent)!important;-webkit-text-fill-color:var(--edu-color-on-accent)}button:is(.dangerButton,.danger):hover:not(:disabled){border-color:var(--edu-button-danger-hover)!important;background:var(--edu-button-danger-hover)!important;background-image:none!important;box-shadow:none!important;color:var(--edu-color-on-accent)!important;-webkit-text-fill-color:var(--edu-color-on-accent)}button:is(.dangerButton,.danger):active:not(:disabled){border-color:var(--edu-button-danger-active)!important;background:var(--edu-button-danger-active)!important;background-image:none!important;box-shadow:none!important;color:var(--edu-color-on-accent)!important;-webkit-text-fill-color:var(--edu-color-on-accent)}body:not(.roomPageBody) .header:not(.roomHeader) button:not(.primary):not(.platformButtonPrimary):not([class*=danger i]):not(.modalCloseButton):not(.popupCloseButton):hover:not(:disabled){border-color:#ffffff57!important;background:#ffffff1a!important;color:var(--edu-color-on-accent)!important;-webkit-text-fill-color:var(--edu-color-on-accent)}@layer edu-popup-close{body button:is(.modalCloseButton,.popupCloseButton),body button:is(.modalCloseButton,.popupCloseButton):is(:hover,:active,:focus,:focus-visible,:disabled){appearance:none;border:0!important;border-radius:0!important;background:transparent!important;box-shadow:none!important;outline:none!important;-webkit-backdrop-filter:none!important;backdrop-filter:none!important}body button:is(.modalCloseButton,.popupCloseButton):focus-visible{color:var(--edu-button-focus)!important;-webkit-text-fill-color:currentColor;text-shadow:0 0 2px currentColor!important}body button:is(.modalCloseButton,.popupCloseButton):focus-visible svg{filter:drop-shadow(0 0 2px currentColor);stroke-width:3}}@media(prefers-reduced-motion:reduce){button{transition-duration:1ms}}.room[data-call-mode=self-hosted-group-v1],.lessonSettingsDialog .lessonRoomDialogActions,.modal.prejoinModal[data-prejoin-layout=device-check-v3] .prejoinActions,body.roomPageBody:has(.room[data-call-mode=self-hosted-group-v1]) :is(.classroomChatDrawer,.classroomMenuLayer,.groupParticipantMenu,.whiteboardContextMenu,.whiteboardToolMenu){--classroom-action-height: 44px;--classroom-action-gap: 10px;--classroom-action-padding: 20px;--classroom-action-font-size: 14px;--classroom-action-radius: 14px;--edu-color-text: #101633;--edu-color-muted: #6c788d;--edu-color-subtle: #8d97ab;--edu-color-primary: #1852fb;--edu-color-primary-hover: #1852fb;--edu-color-primary-active: #1852fb;--edu-color-primary-ink: #1852fb;--edu-color-primary-soft: #f1f2f6;--edu-color-primary-pressed: #f1f2f6;--edu-color-primary-border: #d9e2fc;--edu-color-surface: #fefefe;--edu-color-background: #e9ecef;--edu-color-surface-muted: #f4f6f8;--edu-color-border: #e4e8ed;--edu-color-border-strong: #dce1e8;--edu-color-success: #08a569;--edu-color-success-bg: #dffbef;--edu-color-success-border: #c5f8e1;--edu-color-info: #1852fb;--edu-color-info-bg: #f1f2f6;--edu-color-info-border: #d9e2fc;--edu-color-error: #fa2322;--edu-color-error-bg: #fee5e6;--edu-button-primary: var(--edu-color-primary);--edu-button-primary-hover: var(--edu-color-primary-hover);--edu-button-primary-active: var(--edu-color-primary-active);--edu-button-neutral-hover: var(--edu-color-primary-soft);--edu-button-neutral-active: var(--edu-color-primary-pressed);--edu-button-neutral-border-hover: var(--edu-color-primary-border);--edu-button-neutral-ink-hover: var(--edu-color-primary-ink);--edu-button-danger: var(--edu-color-error);--edu-button-focus: var(--edu-color-primary);--edu-focus-ring: 0 0 0 3px rgb(24 82 251 / 12%);--edu-shadow-panel: 0 4px 14px rgb(16 22 51 / 5%);--classroom-header: #f1f3f5;--classroom-footer: #eff1f4;--classroom-participants: #f4f6f8;--classroom-action: #e2fcf1;--classroom-tool-selected: #c5f8e1}.room[data-call-mode=self-hosted-group-v1]{background:var(--edu-color-background);color:var(--edu-color-text)}body.roomPageBody:has(.room[data-call-mode=self-hosted-group-v1]){background:#e9ecef}.room[data-call-mode=self-hosted-group-v1]>.roomStage{background:var(--classroom-footer);border-color:var(--edu-color-border);box-shadow:0 8px 28px #10163308}html body.roomPageBody .room[data-call-mode=self-hosted-group-v1] .boardToolbar.classCallToolbar{background:var(--classroom-header);border:0;border-radius:16px;box-shadow:none}.room[data-call-mode=self-hosted-group-v1] .classCallToolbar .boardCallControls{background:transparent;border:0;box-shadow:none;padding:0}.room[data-call-mode=self-hosted-group-v1] .participantsCard{background:var(--classroom-participants);border-color:var(--edu-color-border);border-radius:22px;box-shadow:none}.room[data-call-mode=self-hosted-group-v1] .groupClassPanelTabs,.room[data-call-mode=self-hosted-group-v1] .pageBoardModeSwitch{--sliding-radius: 12px;--sliding-shadow: var(--edu-shadow-panel);background:var(--classroom-footer);border-radius:12px;box-shadow:none}.room[data-call-mode=self-hosted-group-v1] .groupClassPanelTabs>button{color:var(--edu-color-muted)}.room[data-call-mode=self-hosted-group-v1] .groupClassPanelTabs>button.activeGroupClassPanelTab{color:var(--edu-color-text)}.room[data-call-mode=self-hosted-group-v1] .countBadge{background:#e8edff;color:var(--edu-color-primary)}.room[data-call-mode=self-hosted-group-v1] .groupParticipantTile:not([data-speaking=true]):not(.activeParticipant){border-color:var(--classroom-participants)}.room[data-call-mode=self-hosted-group-v1] .whiteboardShell{--whiteboard-pattern-color: #f2f4f8;border:0;border-radius:20px}.room[data-call-mode=self-hosted-group-v1].expandedBoardRoom>.roomStage,.room[data-call-mode=self-hosted-group-v1].expandedBoardRoom .whiteboardShell{border-radius:0}.room[data-call-mode=self-hosted-group-v1] .iconControlButton{--classroom-control-background: #fefefe;--classroom-control-color: #101633;background:var(--classroom-control-background);border:1px solid var(--edu-color-border);border-radius:var(--classroom-action-radius);box-shadow:var(--edu-shadow-panel);color:var(--classroom-control-color)}.room[data-call-mode=self-hosted-group-v1] .iconControlButton:hover:not(:disabled),.room[data-call-mode=self-hosted-group-v1] .iconControlButton:focus-visible{background:var(--classroom-control-background);border-color:var(--edu-color-primary-border);color:var(--classroom-control-color)}.room[data-call-mode=self-hosted-group-v1] .iconControlButton.activeIconControl{--classroom-control-background: #c5f8e1;--classroom-control-color: #08a569}.room[data-call-mode=self-hosted-group-v1] .iconControlButton.mutedIconControl{--classroom-control-background: #f1f2f6;--classroom-control-color: #8d97ab}.room[data-call-mode=self-hosted-group-v1] .iconControlButton.dangerIconControl{--classroom-control-background: #fee5e6;--classroom-control-color: #fa2322}.room[data-call-mode=self-hosted-group-v1] .classBoardVisibilityControl.activeIconControl,.room[data-call-mode=self-hosted-group-v1] .classLessonLifecycleControl.activeIconControl{--classroom-control-background: #e2fcf1;--classroom-control-color: #08a569;border-color:#d7f1e5}html body.roomPageBody .lessonSettingsDialog .lessonRoomDialogActions>button,html body .modal.prejoinModal[data-prejoin-layout=device-check-v3] .prejoinActions>button{--edu-radius-control: var(--classroom-action-radius);align-items:center;border:0;border-radius:var(--classroom-action-radius);box-shadow:none;display:inline-flex;font-size:var(--classroom-action-font-size);font-weight:var(--edu-weight-strong);gap:var(--classroom-action-gap);height:var(--classroom-action-height);justify-content:center;line-height:1.2;min-height:var(--classroom-action-height);padding:0 var(--classroom-action-padding)}html body.roomPageBody .lessonSettingsDialog .lessonRoomDialogActions>button:not(.primary),html body .modal.prejoinModal[data-prejoin-layout=device-check-v3] .prejoinActions>button:not(.primary){--edu-button-neutral-hover: #dce1e8;--edu-button-neutral-active: #dce1e8;--edu-button-neutral-ink-hover: var(--edu-color-text);background:#e6eaf0;color:var(--edu-color-text)}html body.roomPageBody .lessonSettingsDialog .lessonRoomDialogActions>button:not(.primary):is(:hover,:active):not(:disabled),html body .modal.prejoinModal[data-prejoin-layout=device-check-v3] .prejoinActions>button:not(.primary):is(:hover,:active):not(:disabled){background:#dce1e8}.room[data-call-mode=self-hosted-group-v1] .pageBoardModeSwitch{background:#eceef1}.room[data-call-mode=self-hosted-group-v1] .pageBoardModeSwitch>button{color:var(--edu-color-muted)}.room[data-call-mode=self-hosted-group-v1] .pageBoardModeSwitch>button[aria-pressed=true]{color:var(--edu-color-primary)}html body.roomPageBody .room[data-call-mode=self-hosted-group-v1][data-class-controls=bottom-v1] .classBottomToolbar{background:var(--classroom-footer)}html body.roomPageBody .room[data-call-mode=self-hosted-group-v1][data-class-controls=bottom-v1] .classCallDock{border-color:var(--edu-color-border);border-radius:20px;gap:12px;padding:8px 10px}html body.roomPageBody .room[data-call-mode=self-hosted-group-v1][data-class-controls=bottom-v1] .classCallDockSide{background:transparent;border:0;border-radius:0;box-shadow:none;gap:10px;padding:0}.room[data-call-mode=self-hosted-group-v1] .classCallDock:not(.classCallDockSide) .iconControlButton{border:0;border-radius:50%;box-shadow:none}.room[data-call-mode=self-hosted-group-v1] .classCallDock :is([data-control-icon=mic],[data-control-icon=camera-video]).activeIconControl{--classroom-control-background: #dffbef;--classroom-control-color: #08a569}.room[data-call-mode=self-hosted-group-v1] .screenShareControlButton:not(.activeIconControl){--classroom-control-background: #f1f2f6;--classroom-control-color: #8d97ab}.room[data-call-mode=self-hosted-group-v1] .classCallDockRight .iconControlButton{--classroom-control-color: #1852fb}.room[data-call-mode=self-hosted-group-v1] .classCallDock .iconControlButton[data-control-icon=door-open]:before{background:var(--edu-color-border);content:"";height:26px;left:-7px;pointer-events:none;position:absolute;width:1px}.room[data-call-mode=self-hosted-group-v1] 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