.cw-live-whiteboard{--wb-paper:color-mix(in srgb,var(--cw-bg) 55%,var(--cw-surface));--wb-ink:var(--cw-text);--wb-quiet:var(--cw-muted);--wb-dot:color-mix(in srgb,var(--cw-text) 12%,transparent);--wb-footer-height:52px;background:var(--wb-paper);min-width:0;min-height:0;color:var(--wb-ink);flex:1;position:relative;overflow:hidden;container:live-whiteboard/inline-size}.cw-live-whiteboard.is-expanded{z-index:60;position:fixed;inset:52px 0 0 52px}.cw-wb-header{z-index:8;pointer-events:none;align-items:center;gap:8px;min-width:0;display:flex;position:absolute;top:12px;right:16px}.cw-wb-header-actions{background:var(--cw-surface);pointer-events:auto;border-radius:14px;align-items:center;gap:4px;padding:4px;display:flex}.cw-wb-header-actions>button{white-space:nowrap;height:34px;color:var(--cw-text);border:0;border-radius:10px;justify-content:center;align-items:center;gap:7px;padding:6px 10px;font-size:13px;display:flex}.cw-wb-header-actions>button[aria-pressed]{width:34px;padding:0}.cw-wb-header-actions>button:hover,.cw-wb-header-actions>button.is-active{background:var(--cw-soft)}.cw-wb-body,.cw-wb-workarea{min-width:0;min-height:0;position:absolute;inset:0;overflow:hidden}.cw-wb-tools{z-index:3;background:var(--cw-surface);border-radius:14px;flex-direction:column;gap:4px;padding:5px;display:flex;position:absolute;top:16px;left:16px}.cw-wb-tools button{width:34px;height:34px;color:var(--cw-muted);border-radius:9px;place-items:center;display:grid}.cw-wb-tools button:hover,.cw-wb-tools button.is-active{background:var(--cw-soft);color:var(--cw-text)}.cw-wb-pen-colors{justify-items:center;gap:6px;padding:8px 0;display:grid}.cw-wb-pen-colors button{border:3px solid var(--cw-surface);border-radius:50%;width:20px;height:20px}.cw-wb-pen-colors button[aria-pressed=true]{box-shadow:0 0 0 1px var(--cw-text)}.cw-wb-camera{background:var(--cw-surface);pointer-events:auto;border-radius:14px;justify-self:end;align-items:center;gap:2px;height:42px;padding:4px;display:flex}.cw-wb-camera button{white-space:nowrap;color:var(--cw-text);border-radius:9px;height:34px;padding:5px 7px;font-size:12px}.cw-wb-camera button:first-child,.cw-wb-camera button:nth-child(3){font-size:18px;line-height:20px}.cw-wb-camera button:hover,.cw-wb-camera button.is-active{background:var(--cw-soft)}.cw-wb-intro{text-align:center;pointer-events:none;width:min(560px,100% - 140px);position:absolute;top:46%;left:50%;transform:translate(-50%,-50%)}.cw-wb-intro h1{letter-spacing:-.035em;font-size:clamp(23px,2.5vw,32px);font-weight:550;line-height:1.2}.cw-wb-intro>p{max-width:340px;color:var(--wb-quiet);margin:14px auto 24px;font-size:15px;line-height:1.6}.cw-wb-intro>div{pointer-events:auto;flex-direction:column;gap:4px;max-width:360px;margin:auto;display:flex}.cw-wb-intro button{text-align:left;color:var(--cw-text);background:color-mix(in srgb,var(--cw-surface) 70%,transparent);border-radius:12px;padding:12px 16px;font-size:14px}.cw-wb-intro button:hover{background:var(--cw-soft)}.cw-wb-loading{background:var(--wb-paper);color:var(--wb-quiet);place-items:center;font-size:14px;display:grid;position:absolute;inset:0}.cw-wb-captions{bottom:calc(var(--wb-footer-height) + 34px);text-align:center;letter-spacing:-.02em;pointer-events:none;z-index:4;width:min(860px,100% - 110px);padding:6px 12px;font-size:clamp(18px,1.8vw,24px);font-weight:550;line-height:1.6;position:absolute;left:50%;transform:translate(-50%)}.cw-wb-captions>div{text-wrap:balance;max-width:860px;min-height:38px;margin:auto}.cw-wb-captions span{color:var(--wb-quiet);-webkit-box-decoration-break:clone;box-decoration-break:clone;background:color-mix(in srgb,var(--wb-paper) 93%,transparent);border-radius:6px;padding:3px 2px}.cw-wb-captions span.is-spoken{color:var(--wb-ink)}.cw-wb-captions span.is-current{background:color-mix(in srgb,var(--cw-text) 15%,var(--wb-paper));color:var(--wb-ink)}.cw-wb-captions .cw-wb-caption-idle{letter-spacing:0;font-size:13px;font-weight:400}.cw-wb-captions span:empty{display:none}.cw-wb-footer{z-index:5;pointer-events:none;grid-template-columns:auto minmax(240px,1fr) auto;align-items:center;gap:12px;width:min(1280px,100% - 40px);display:grid;position:absolute;bottom:20px;left:50%;transform:translate(-50%)}.cw-wb-playback{background:var(--cw-surface);pointer-events:auto;border-radius:14px;flex-shrink:0;justify-self:start;align-items:center;gap:4px;height:42px;padding:4px;display:flex}.cw-wb-playback>button{width:34px;height:34px;color:var(--cw-text);border-radius:9px;place-items:center;display:grid}.cw-wb-playback>button:hover{background:var(--cw-soft)}.cw-wb-volume{color:var(--cw-text);align-items:center;gap:6px;padding:0 4px;display:flex}.cw-wb-volume input{width:44px;height:14px;accent-color:var(--cw-text)}.cw-wb-playback .cw-select>button{min-width:56px;height:34px;box-shadow:none;background:0 0;border:0;border-radius:9px;padding:6px;font-size:12px}.cw-wb-playback .cw-select-options{min-width:100px;top:auto;bottom:calc(100% + 10px)}.cw-wb-composer{pointer-events:auto;width:100%;min-width:0;position:relative}.cw-app .cw-wb-composer>.cw-study-composer-wrap{width:100%;max-width:none;margin:0;padding:0}.cw-app .cw-wb-composer .cw-composer{background:var(--cw-surface);width:100%;min-height:52px;box-shadow:none;border:0;margin:0}.cw-wb-composer .cw-input-area textarea{font-size:16px}.cw-app .cw-composer-microphone{color:var(--cw-text);border-radius:50%;width:34px;height:34px}.cw-app .cw-composer-microphone.is-listening{color:#fff;background:#df4b53}.cw-app .cw-wb-composer .cw-send:disabled{opacity:.35}.cw-wb-selection{left:50%;bottom:calc(var(--wb-footer-height) + 100px);z-index:5;background:var(--cw-surface);white-space:nowrap;border-radius:13px;align-items:center;gap:5px;max-width:calc(100% - 25px);padding:5px;display:flex;position:absolute;transform:translate(-50%)}.cw-wb-selection>button{color:var(--cw-text);background:var(--cw-soft);border-radius:8px;align-items:center;gap:5px;padding:7px 10px;font-size:12px;display:flex}.cw-wb-selection-chip{background:var(--cw-soft);z-index:3;border-radius:8px;align-items:center;gap:8px;padding:5px 9px;font-size:12px;display:flex;position:absolute;bottom:calc(100% + 5px);left:10px}.cw-wb-selection-chip button{place-items:center;padding:0;display:grid}.cw-wb-transcript,.cw-wb-sources{background:var(--cw-bg);border-left:1px solid var(--cw-border);z-index:6;flex-direction:column;flex:0 0 340px;order:1;width:340px;min-height:0;display:flex;position:relative}.cw-wb-transcript>header,.cw-wb-sources>header{flex-shrink:0;justify-content:space-between;align-items:flex-start;gap:10px;padding:16px 20px;display:flex}.cw-wb-transcript>header strong,.cw-wb-sources>header strong{font-size:14px;font-weight:550}.cw-wb-sources>header p{color:var(--cw-muted);margin-top:5px;font-size:12px}.cw-wb-transcript>header button,.cw-wb-sources>header button{place-items:center;padding:3px;display:grid}.cw-app .cw-wb-transcript .cw-study-chat-messages{padding:14px 20px 24px}.cw-wb-transcript .cw-study-chat-message{font-size:14px;line-height:1.65}.cw-wb-empty-chat{color:var(--cw-muted);padding:24px 0;font-size:14px;line-height:1.6}.cw-wb-source-actions{flex-wrap:wrap;gap:6px;padding:0 16px 14px;display:flex}.cw-wb-source-actions button{background:var(--cw-soft);border-radius:9px;align-items:center;gap:6px;padding:7px 10px;font-size:12px;display:flex}.cw-wb-source-list{flex:1;min-height:0;padding:0 13px 30px;overflow:auto}.cw-wb-source-list>div:not(.cw-wb-sources-empty){border-radius:12px;align-items:center;gap:4px;margin:5px 0;padding:5px;display:flex}.cw-wb-source-list>div:hover{background:var(--cw-soft)}.cw-wb-source-list>div>button:first-child{text-align:left;flex:1;align-items:center;gap:10px;min-width:0;padding:7px 3px;font-size:13px;display:flex}.cw-wb-source-list span{overflow-wrap:anywhere;min-width:0}.cw-wb-source-list small{color:var(--cw-muted);margin-top:3px;font-size:11px;display:block}.cw-wb-source-list>div>button:last-child{flex-shrink:0;padding:7px}.cw-wb-sources-empty{text-align:center;color:var(--cw-muted);flex-direction:column;align-items:center;gap:16px;padding:40px 20px;font-size:13px;display:flex}.cw-wb-sources .cw-menu{z-index:8;width:auto;min-width:0;max-height:calc(100% - 16px);position:absolute;inset:8px}.cw-wb-sources .cw-coursework-picker{--cw-menu-space:600px}.cw-wb-inline-error{color:var(--cw-text);padding:6px 16px;font-size:12px}.cw-wb-notice{z-index:9;background:var(--cw-soft);border-radius:12px;flex-wrap:wrap;justify-content:center;align-items:center;gap:12px;max-width:calc(100% - 120px);padding:8px 14px;font-size:12px;display:flex;position:absolute;top:65px;left:50%;transform:translate(-50%)}.cw-wb-notice button{font-size:12px;text-decoration:underline}.cw-wb-save-status{color:var(--wb-quiet);pointer-events:none;font-size:11px;position:absolute;bottom:2px;right:24px}.cw-wb-resume{bottom:calc(var(--wb-footer-height) + 105px);z-index:10;border-radius:12px;padding:10px 16px;position:absolute;left:50%;transform:translate(-50%);background:var(--cw-text)!important;color:var(--cw-bg)!important;font-size:13px!important}@container live-whiteboard (width<=1100px){.cw-wb-footer{grid-template-columns:1fr 1fr;gap:10px;width:min(760px,100% - 32px)}.cw-wb-composer{grid-area:1/1/auto/-1}.cw-wb-playback{grid-area:2/1}.cw-wb-camera{grid-area:2/2}}@media (width<=767px){.cw-live-whiteboard.is-expanded{inset:0}.cw-wb-header{gap:4px;top:10px;right:10px}.cw-wb-header-actions>button{padding:6px;font-size:12px}.cw-wb-header-actions>button[aria-label*=width]{display:none}.cw-wb-tools{gap:2px;padding:3px;top:66px;left:8px}.cw-wb-tools button{width:30px;height:32px}.cw-wb-camera{padding:3px}.cw-wb-camera button{padding:4px 5px;font-size:11px}.cw-wb-intro{width:calc(100% - 92px);left:calc(50% + 20px)}.cw-wb-intro h1{font-size:23px}.cw-wb-intro>p{margin:12px auto 18px;font-size:14px}.cw-wb-intro button{padding:10px;font-size:13px}.cw-wb-captions{width:calc(100% - 32px);bottom:calc(var(--wb-footer-height) + 30px);font-size:18px}.cw-wb-footer{gap:8px 4px;width:calc(100% - 20px);bottom:16px}.cw-wb-playback{gap:1px}.cw-wb-volume{gap:3px;padding:0 2px}.cw-wb-volume input{width:32px}.cw-wb-playback .cw-select>button{min-width:48px;padding:3px;font-size:11px}.cw-wb-selection{bottom:calc(var(--wb-footer-height) + 100px)}.cw-wb-save-status{bottom:2px;right:12px}}@media (prefers-reduced-motion:reduce){.cw-live-whiteboard *{scroll-behavior:auto!important;transition-duration:0s!important;animation-duration:0s!important}}.cw-app .cw-main[data-view=chat][data-whiteboard=true]>.cw-topbar{background:var(--cw-bg);pointer-events:auto;flex-shrink:0;height:52px;min-height:52px;inset:auto;position:relative!important}.cw-live-whiteboard .wb-notice{z-index:4;max-width:calc(100% - 92px);top:66px;left:76px;right:16px}@container live-whiteboard (width<=767px){.cw-wb-header{right:10px}.cw-wb-header-actions>button{padding:6px;font-size:12px}.cw-wb-footer{gap:8px 4px;width:calc(100% - 20px)}.cw-wb-playback{gap:1px}.cw-wb-volume{gap:3px;padding:0 2px}.cw-wb-volume input{width:32px}.cw-wb-playback .cw-select>button{min-width:48px;padding:3px;font-size:11px}.cw-wb-camera{padding:3px}.cw-wb-camera button{padding:4px 5px;font-size:11px}}@container live-whiteboard (width<=420px){.cw-wb-footer{grid-template-columns:auto auto;justify-content:space-between}.cw-wb-composer{min-width:0;max-width:100%}.cw-wb-playback>button{width:30px}.cw-wb-volume input{width:24px}.cw-wb-playback .cw-select>button{min-width:44px}.cw-wb-camera{gap:0}.cw-wb-camera button{padding:4px;font-size:10px}.cw-app .cw-wb-camera button:nth-child(2),.cw-app .cw-wb-camera button:last-child{font-size:10px}.cw-wb-intro{width:calc(100% - 90px);left:calc(50% + 20px)}.cw-wb-intro h1{font-size:23px}.cw-wb-captions{width:calc(100% - 24px);font-size:18px}}@container live-whiteboard (width<=320px){.cw-wb-footer{grid-template-columns:minmax(0,1fr);justify-content:stretch}.cw-wb-playback{grid-area:2/1;justify-self:center}.cw-wb-camera{grid-area:3/1;justify-self:center}.cw-wb-header-actions>button{padding:5px;font-size:11px}.cw-wb-header-actions{gap:1px}}.cw-wb-close{z-index:8;color:var(--cw-text);background:var(--cw-surface);border:0;border-radius:10px;padding:8px 12px;font-size:13px;position:absolute;top:12px;right:16px}.cw-wb-close:hover{background:var(--cw-hover)}