body.browser-shell{margin:0;background:#141414;color:#ececec;font:13px 'Segoe UI','Malgun Gothic',sans-serif;overflow:hidden}
.browser-strip{height:46px;display:flex;align-items:end;background:#202124;padding:5px 10px 0;gap:8px;border-bottom:1px solid #363739}.browser-logo{font-family:'Bauhaus 93','Segoe UI',sans-serif;color:#bd8f99;padding:0 12px 12px;letter-spacing:.8px;font-size:17px}.browser-tabs{display:flex;align-items:end;overflow-x:auto;flex:1;gap:4px;scrollbar-width:thin}.browser-tab{display:flex;align-items:center;min-width:115px;max-width:230px;height:37px;border-radius:10px 10px 0 0;background:#292a2d;position:relative}.browser-tab:has([aria-selected=true]){background:#141414}.browser-tab>button{background:none;border:0;color:#bbb;cursor:pointer;font:inherit}.browser-tab>[role=tab]{padding:10px 13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;text-align:left;flex:1}.browser-tab>[aria-selected=true]{color:white}.browser-tab .close-tab{font-size:18px;border-radius:50%;width:24px;height:24px;margin-right:8px;padding:0}.browser-tab .close-tab:hover{background:#48494d}.browser-tab button:focus-visible,#workspace-home:focus-visible{outline:2px solid #bc8290;outline-offset:-3px}#workspace-home{border:0;background:transparent;color:#aaa;padding:10px;cursor:pointer}.tab-pane{height:calc(100vh - 52px)}.tab-pane[hidden]{display:none}.tab-pane iframe{width:100%;height:100%;border:0;display:block}.embedded .brand{font-size:19px}.embedded .app-header{height:43px}.embedded #main,.embedded[data-view=home] #main{padding-top:64px}.embedded[data-view=study] #main{padding-top:40px}.concept-body{font-size:16px;line-height:1.85;white-space:normal}.concept-body img{max-width:100%}.concept-links{margin-top:35px}.concept-links article{padding:18px 0;border-bottom:1px solid #ffffff15}.concept-links h3{color:#c7a2aa}.concept-empty{color:#999;font-size:14px}.concept-editor{width:100%;min-height:260px}.explanation a,.concept-body a,.concept-links a{color:#d3a0ad;text-decoration:underline;text-underline-offset:4px;cursor:pointer}@media(max-width:650px){.browser-logo{display:none}.browser-tab{min-width:100px;max-width:170px}}
.external-bar{height:42px;display:flex;align-items:center;justify-content:space-between;padding:0 20px;gap:20px;color:#aaa;font-size:12px}.external-bar a{color:#d3a0ad}.external-pane iframe{height:calc(100% - 42px)}.concept-body{white-space:pre-wrap}
.browser-tabs{overflow-y:hidden}.browser-tab.home-tab{position:sticky;left:0;z-index:2;flex-shrink:0}.tab-pane{height:calc(100vh - 46px)}.embedded[data-view=concept] .app-header{display:none}
.embedded[data-view=study] .app-header{display:none}
.browser-logo::before{content:'';display:inline-block;width:24px;height:24px;margin-right:8px;vertical-align:middle;background:url('/longinus-icon.png') center/contain no-repeat}.browser-tab.home-tab>[role=tab]::before{content:'';display:inline-block;width:18px;height:18px;margin-right:8px;vertical-align:middle;background:url('/longinus-icon.png') center/contain no-repeat}
.browser-strip{background:#0c0c0c;padding:6px 12px 0;gap:0;border-bottom:0;height:44px}.browser-tab{height:38px;min-width:150px;background:#0c0c0c;border:1px solid transparent;border-bottom:0;border-radius:12px 12px 0 0}.browser-tab:has([aria-selected=true]){border-color:#343434;background:#141414}.browser-tabs{gap:5px}.tab-pane{height:calc(100vh - 44px)}.embedded .app-header,.embedded[data-view=home] .app-header{display:none}.embedded #main,.embedded[data-view=home] #main{padding-top:32px}.embedded[data-view=study] #main{padding-top:24px}.workspace-menu-wrap{position:relative;align-self:center;margin-left:12px;margin-bottom:4px}#workspace-menu-toggle{background:transparent;border:0;color:#aaa;font-size:23px;width:36px;height:30px;padding:0;cursor:pointer}#workspace-menu{position:absolute;right:0;top:36px;width:200px;background:#202020;border:1px solid #ffffff18;border-radius:8px;padding:5px;z-index:100;box-shadow:0 12px 24px #0008}#workspace-menu[hidden]{display:none}#workspace-menu button,#workspace-menu a{display:block;width:100%;text-align:left;padding:10px 12px;background:none;border:0;color:#ddd;text-decoration:none;font:13px 'Segoe UI','Malgun Gothic',sans-serif;border-radius:4px;cursor:pointer}#workspace-menu button:hover,#workspace-menu a:hover{background:#ffffff0b}
.browser-strip{padding-left:0;padding-top:0}.browser-tab.home-tab{height:44px;min-width:190px;border:0;border-radius:0 14px 0 0}.browser-tab.home-tab>[role=tab]{font-family:'Bauhaus 93','Bahnschrift SemiCondensed','Agency FB','Arial Narrow','Segoe UI',sans-serif;font-size:27px;font-weight:500;letter-spacing:0;color:var(--ln-text);padding:5px 25px 7px 32px;line-height:32px}.browser-tab.home-tab>[role=tab]::before{display:none}.browser-tab.home-tab:has([aria-selected=true])::after{content:'';position:absolute;right:-12px;bottom:0;width:12px;height:12px;background:radial-gradient(circle at 100% 0,transparent 12px,#141414 12.5px);pointer-events:none}.browser-tab.home-tab>[role=tab]:hover{background:transparent}@media(max-width:760px){.browser-tab.home-tab{min-width:160px}.browser-tab.home-tab>[role=tab]{font-size:23px;padding-left:18px}}
.browser-strip{height:46px;background:#202124;align-items:flex-end;padding-right:0;user-select:none}.browser-tabs{flex:0 1 auto;max-width:calc(100% - 235px);min-width:190px;height:46px;align-items:flex-end;overflow-x:auto;scrollbar-width:none;gap:0}.browser-tabs::-webkit-scrollbar{display:none}.browser-tab{flex:0 1 220px;min-width:115px;max-width:240px;height:38px;background:transparent;border:0;border-radius:11px 11px 0 0;margin:0 2px}.browser-tab:not(.home-tab)::after{content:'';position:absolute;right:-2px;top:9px;height:20px;width:1px;background:#ffffff20}.browser-tab:has([aria-selected=true]){background:#141414}.browser-tab:has([aria-selected=true])::after{display:none}.browser-tab:hover:not(:has([aria-selected=true])){background:#ffffff0b}.browser-tab>[role=tab]{font-size:12px;height:38px;padding:8px 12px}.browser-tab.home-tab{margin:0;height:46px;min-width:190px;max-width:190px;flex:0 0 190px}.browser-tab.home-tab>[role=tab]{height:46px;padding-top:6px}.browser-tab .close-tab{flex:0 0 24px}.browser-tab.dragging{opacity:.45}.browser-tab.drop-before{box-shadow:inset 3px 0 #be8491}.browser-tab:focus-within{z-index:3}.tab-pane{height:calc(100vh - 46px)}.new-tab{align-self:center;flex:0 0 30px;width:30px;height:30px;border:0;border-radius:50%;padding:0;background:transparent;color:#bfbfbf;font-size:23px;margin:0 8px;cursor:pointer}.new-tab:hover{background:#ffffff12}.workspace-menu-wrap{margin-left:auto;margin-bottom:4px;padding-left:18px}.window-controls{display:flex;align-self:stretch;margin-left:6px;flex:0 0 138px}.window-controls button{width:46px;height:46px;background:transparent;color:#ddd;border:0;border-radius:0;font:18px 'Segoe UI',sans-serif;padding:0;cursor:default}.window-controls button:hover{background:#ffffff12}.window-controls button[data-window=close]:hover{background:#c42b1c;color:white}.native-window .browser-tabs{max-width:calc(100% - 245px)}.tab-context{position:fixed;width:240px;padding:5px;background:#292a2d;border:1px solid #ffffff1c;border-radius:8px;box-shadow:0 12px 32px #0009;z-index:200}.tab-context[hidden]{display:none}.tab-context button{display:block;width:100%;border:0;background:transparent;color:#ddd;text-align:left;padding:10px;font:12px 'Segoe UI','Malgun Gothic',sans-serif;border-radius:4px}.tab-context button:hover:not(:disabled){background:#ffffff0b}.tab-context button:disabled{opacity:.4}.browser-shell button:focus-visible{outline:2px solid #bd8290;outline-offset:-3px}@media(max-width:760px){.browser-tabs{min-width:160px}.browser-tab.home-tab{min-width:160px;max-width:160px;flex-basis:160px}.window-controls{flex-basis:114px}.window-controls button{width:38px}.native-window .browser-tabs{max-width:calc(100% - 212px)}}
.browser-tab{flex:0 0 220px;width:220px}.browser-tab.home-tab{width:190px}.browser-tabs{flex-shrink:1}.browser-strip{cursor:default}@media(max-width:760px){.browser-tab.home-tab{width:160px}}