._studyShell_13nei_1,._editorShell_13nei_2{--study-ink:#070908;--study-surface:#0f1310;--study-surface-2:#151b16;--study-paper:#eff2e8;--study-muted:#838d84;--study-line:#eff2e824;--study-signal:#d7ff3f;--study-cyan:#2ed3ff;background:var(--study-ink);min-width:1120px;min-height:100dvh;color:var(--study-paper)}._studyShell_13nei_1{grid-template:70px minmax(0,1fr) 34px/220px minmax(0,1fr);height:100dvh;display:grid;overflow:hidden}._studyShell_13nei_1:before,._editorShell_13nei_2:before{content:"";z-index:0;pointer-events:none;background-image:linear-gradient(#eff2e809 1px,#0000 1px),linear-gradient(90deg,#eff2e809 1px,#0000 1px);background-size:84px 84px;position:fixed;inset:0}._studyTopbar_13nei_37{z-index:20;border-bottom:1px solid var(--study-line);background:#070908f7;grid-column:1/-1;grid-template-columns:220px minmax(320px,1fr) 150px 140px;height:70px;display:grid;position:relative}._studyBrand_13nei_48{border-right:1px solid var(--study-line);background:var(--study-ink);place-items:center;display:grid}._studySystemId_13nei_55{align-items:center;gap:18px;min-width:0;padding:0 26px;display:flex}._studySystemId_13nei_55 b{font-family:var(--font-body), "Noto Sans SC", "Microsoft YaHei UI", sans-serif;font-size:13px}._studySystemId_13nei_55 span,._localState_13nei_69,._studyTopbar_13nei_37>a:last-child{color:var(--study-muted);font-family:var(--font-mono), monospace;font-size:7px}._localState_13nei_69{border-left:1px solid var(--study-line);align-items:center;gap:8px;padding:0 18px;display:flex}._localState_13nei_69 i{background:var(--study-signal);width:6px;height:6px;box-shadow:0 0 12px #d7ff3f7a}._studyTopbar_13nei_37>a:last-child{border-left:1px solid var(--study-line);color:var(--study-paper);justify-content:space-between;align-items:center;padding:0 18px;transition:background .16s,color .16s;display:flex}._studyTopbar_13nei_37>a:last-child:hover{background:var(--study-signal);color:var(--study-ink)}._libraryRail_13nei_106{z-index:2;border-right:1px solid var(--study-line);background:#070908eb;flex-direction:column;grid-row:2;min-height:0;display:flex;position:relative}._railHeading_13nei_117{border-bottom:1px solid var(--study-line);flex-direction:column;justify-content:flex-end;gap:10px;height:112px;padding:0 20px 22px;display:flex}._railHeading_13nei_117 span,._libraryRail_13nei_106 nav button span,._libraryRail_13nei_106 nav button i,._railPrinciple_13nei_130 span{color:var(--study-muted);font-family:var(--font-mono), monospace;font-size:7px;font-style:normal}._railHeading_13nei_117 b{font-size:18px}._libraryRail_13nei_106 nav button{width:100%;height:78px;color:var(--study-paper);cursor:pointer;text-align:left;background:0 0;border-bottom:1px solid #eff2e814;grid-template-columns:38px 1fr auto;align-items:center;padding:0 19px;transition:background .16s,padding .22s cubic-bezier(.22,1,.36,1);display:grid;position:relative}._libraryRail_13nei_106 nav button:before{content:"";background:0 0;width:3px;position:absolute;inset:0 auto 0 0}._libraryRail_13nei_106 nav button:hover{background:var(--study-surface-2);padding-left:25px}._libraryRail_13nei_106 nav button b{font-size:12px}._libraryRail_13nei_106 nav button._isActive_13nei_174{background:#d7ff3f0f}._libraryRail_13nei_106 nav button._isActive_13nei_174:before{background:var(--study-signal)}._libraryRail_13nei_106 nav button._isActive_13nei_174 span,._libraryRail_13nei_106 nav button._isActive_13nei_174 b{color:var(--study-signal)}._railPrinciple_13nei_130{border-top:1px solid var(--study-line);background:var(--study-surface);margin-top:auto;padding:22px 20px 28px}._railPrinciple_13nei_130 b{margin-top:12px;font-size:13px;line-height:1.55;display:block}._railPrinciple_13nei_130 p{color:var(--study-muted);margin:10px 0 0;font-size:10px;line-height:1.75}._libraryMain_13nei_208{z-index:1;scrollbar-color:var(--study-signal) var(--study-surface);scrollbar-width:thin;grid-area:2/2;min-width:0;padding:34px clamp(34px,4vw,72px) 70px;position:relative;overflow-y:auto}._libraryIntro_13nei_219{border-bottom:2px solid var(--study-paper);grid-template-columns:minmax(370px,1fr) minmax(320px,.72fr) 150px;align-items:end;gap:36px;min-height:148px;padding-bottom:27px;display:grid}._libraryIntro_13nei_219>div>span,._libraryControls_13nei_230 label>span,._resultCount_13nei_231 span{color:var(--study-muted);font-family:var(--font-mono), monospace;font-size:7px}._libraryIntro_13nei_219 h1{margin:12px 0 0;font-size:58px;line-height:.95}._libraryIntro_13nei_219 p{color:#a4ada5;margin:0;font-size:11px;line-height:1.85}._libraryIntro_13nei_219 p b{color:var(--study-signal);margin-top:10px;font-size:9px;display:block}._createStudyButton_13nei_257{border:1px solid var(--study-signal);background:var(--study-signal);height:48px;color:var(--study-ink);cursor:pointer;justify-content:center;align-items:center;gap:12px;font-size:11px;font-weight:700;transition:transform .16s,background .16s;display:flex}._createStudyButton_13nei_257 span{font-family:var(--font-mono), monospace;font-size:17px}._createStudyButton_13nei_257:hover{background:var(--study-paper);transform:translateY(-2px)}._libraryControls_13nei_230{border-bottom:1px solid var(--study-line);grid-template-columns:minmax(340px,1fr) 200px 92px;display:grid}._studyAccessLine_13nei_288{border-bottom:1px solid var(--study-line);min-height:38px;color:var(--study-muted);font:600 7px var(--font-mono), monospace;grid-template-columns:auto minmax(0,1fr) 38px;align-items:center;gap:14px;padding-left:16px;display:grid}._studyAccessLine_13nei_288 span{color:var(--study-signal)}._studyAccessLine_13nei_288[data-warning=true]{background:#ff70590f}._studyAccessLine_13nei_288[data-warning=true] span{color:#ff8b74}._studyAccessLine_13nei_288 button{border:0;border-left:1px solid var(--study-line);color:var(--study-muted);cursor:pointer;background:0 0;align-self:stretch}._libraryControls_13nei_230 label,._resultCount_13nei_231{border-right:1px solid var(--study-line);flex-direction:column;justify-content:center;gap:10px;min-height:78px;padding:0 18px;display:flex}._libraryControls_13nei_230 input,._libraryControls_13nei_230 select{width:100%;color:var(--study-paper);font:500 12px var(--font-body), sans-serif;background:0 0;border:0;outline:0}._libraryControls_13nei_230 input::placeholder{color:#eff2e857}._libraryControls_13nei_230 select{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;cursor:pointer}._resultCount_13nei_231{border-right:0}._resultCount_13nei_231 b{color:var(--study-signal);font:600 20px var(--font-mono), monospace}._tagFilter_13nei_344{border-bottom:1px solid var(--study-line);align-items:center;gap:8px;min-height:58px;display:flex;overflow-x:auto}._tagFilter_13nei_344 button{color:var(--study-muted);cursor:pointer;background:0 0;border:1px solid #eff2e829;flex:none;padding:7px 10px;font-size:9px}._tagFilter_13nei_344 button:hover,._tagFilter_13nei_344 button._isActive_13nei_174{border-color:var(--study-signal);color:var(--study-signal)}._studyList_13nei_369{border-left:1px solid var(--study-line);border-right:1px solid var(--study-line)}._studyCard_13nei_374{border:0;border-bottom:1px solid var(--study-line);width:100%;min-height:176px;color:var(--study-paper);cursor:pointer;text-align:left;background:#0f1310c7;grid-template-columns:72px minmax(0,1fr) 126px 104px;align-items:stretch;transition:background .18s;display:grid;position:relative}._studyCard_13nei_374:before{content:"";background:var(--study-signal);width:0;transition:width .18s;position:absolute;inset:0 auto 0 0}._studyCard_13nei_374>:not(._studyOpenSurface_13nei_399){z-index:2;pointer-events:none;position:relative}._studyOpenSurface_13nei_399{z-index:1;cursor:pointer;background:0 0;border:0;outline:0;position:absolute;inset:0}._studyOpenSurface_13nei_399:focus-visible{box-shadow:inset 0 0 0 2px var(--study-signal)}._studyCard_13nei_374:hover{background:var(--study-surface-2)}._studyCard_13nei_374:hover:before{width:4px}._studyIndex_13nei_427{border-right:1px solid var(--study-line);color:#eff2e82e;font:600 26px var(--font-mono), monospace;place-items:center;display:grid}._studyCardCopy_13nei_435{min-width:0;padding:23px 30px}._studyCardMeta_13nei_440{color:var(--study-muted);font:500 7px var(--font-mono), monospace;gap:14px;display:flex}._studyCardMeta_13nei_440 b{color:var(--study-signal);font-weight:500}._studyCardMeta_13nei_440 ._studyLockBadge_13nei_452{color:#ff8b74;background:#ff70591f;padding:2px 6px}._studyCard_13nei_374 h2{overflow-wrap:anywhere;margin:14px 0 9px;font-size:22px;line-height:1.25}._studyCard_13nei_374 p{color:#909991;max-width:720px;margin:0;font-size:10px;line-height:1.7}._studyTags_13nei_473{flex-wrap:wrap;gap:7px;margin-top:15px;display:flex}._studyTags_13nei_473 i{color:var(--study-muted);font:normal 7px var(--font-mono), monospace}._studyTags_13nei_473 i:before{content:"#";color:var(--study-cyan)}._studyStructure_13nei_490{border-left:1px solid var(--study-line);grid-template-columns:repeat(2,1fr);align-content:center;display:grid}._studyStructure_13nei_490>span{color:var(--study-muted);font:500 7px var(--font-mono), monospace;grid-column:1/-1;padding:0 16px 12px}._studyStructure_13nei_490 b{color:var(--study-paper);font:500 19px var(--font-mono), monospace;padding:0 0 0 16px}._studyStructure_13nei_490 small{color:var(--study-muted);font:400 8px var(--font-body), sans-serif}._studyOpen_13nei_399{border-left:1px solid var(--study-line);color:var(--study-muted);flex-direction:column;justify-content:center;align-items:center;gap:12px;font-size:8px;display:flex}._studyOpen_13nei_399 b{color:var(--study-signal);font-size:18px;transition:transform .18s}._studyCard_13nei_374:hover ._studyOpen_13nei_399 b{transform:translate(6px)}._emptyStudies_13nei_536{background:#0f1310b8;flex-direction:column;justify-content:center;align-items:center;gap:14px;min-height:240px;display:flex}._emptyStudies_13nei_536 span{color:var(--study-muted);font:500 7px var(--font-mono), monospace}._emptyStudies_13nei_536 b{font-size:16px}._emptyStudies_13nei_536 button{border:1px solid var(--study-line);color:var(--study-paper);cursor:pointer;background:0 0;padding:8px 12px;font-size:9px}._studyFooter_13nei_564,._editorFooter_13nei_565{z-index:12;border-top:1px solid var(--study-line);background:var(--study-ink);color:var(--study-muted);font:500 7px var(--font-mono), monospace;justify-content:space-between;align-items:center;padding:0 18px;display:flex;position:relative}._studyFooter_13nei_564{grid-column:1/-1}._studyFooter_13nei_564 b,._editorFooter_13nei_565 b{color:var(--study-signal)}._modalBackdrop_13nei_587{z-index:80;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);background:#000000b8;place-items:center;display:grid;position:fixed;inset:0}._createModal_13nei_597{border:1px solid var(--study-line);border-top:4px solid var(--study-signal);background:#0b0e0c;width:min(620px,70vw);box-shadow:0 30px 90px #0009}._createModal_13nei_597 header{border-bottom:1px solid var(--study-line);justify-content:space-between;align-items:center;min-height:96px;padding:0 28px;display:flex}._createModal_13nei_597 header span{color:var(--study-muted);font:500 7px var(--font-mono), monospace}._createModal_13nei_597 h2{margin:8px 0 0;font-size:30px}._createModal_13nei_597 header>button{border:1px solid var(--study-line);width:38px;height:38px;color:var(--study-paper);cursor:pointer;background:0 0;font-size:20px}._createModal_13nei_597>label{border-bottom:1px solid var(--study-line);grid-template-columns:150px 1fr;align-items:center;gap:18px;min-height:76px;padding:14px 28px;display:grid}._createModal_13nei_597>label>span,._visibilityChoice_13nei_645>span{color:var(--study-muted);font-size:10px}._createModal_13nei_597 input,._createModal_13nei_597 textarea{border:1px solid var(--study-line);background:var(--study-surface);width:100%;color:var(--study-paper);font:400 11px var(--font-body), sans-serif;outline:0;padding:10px 12px}._createModal_13nei_597 input:focus,._createModal_13nei_597 textarea:focus{border-color:var(--study-signal)}._createModal_13nei_597 textarea{resize:vertical;min-height:72px}._visibilityChoice_13nei_645{border-bottom:1px solid var(--study-line);grid-template-columns:150px 1fr 1fr;align-items:center;gap:10px;padding:18px 28px;display:grid}._visibilityChoice_13nei_645 button{border:1px solid var(--study-line);min-height:38px;color:var(--study-muted);cursor:pointer;background:0 0;font-size:9px}._visibilityChoice_13nei_645 button._isActive_13nei_174{border-color:var(--study-signal);color:var(--study-signal);background:#d7ff3f14}._createModal_13nei_597 footer{justify-content:space-between;align-items:center;min-height:74px;padding:0 28px;display:flex}._createModal_13nei_597 footer span{color:var(--study-muted);font-size:8px}._createModal_13nei_597 footer button{background:var(--study-signal);height:40px;color:var(--study-ink);cursor:pointer;border:0;padding:0 18px;font-size:10px;font-weight:700}._editorShell_13nei_2{grid-template:70px 70px minmax(0,1fr) 32px/250px minmax(0,1fr);height:100dvh;display:grid;overflow:hidden}._editorShell_13nei_2>._studyTopbar_13nei_37{grid-area:1/1/2/-1}._editorHeading_13nei_731{z-index:10;border-bottom:1px solid var(--study-line);background:#070908f5;grid-area:2/1/3/-1;grid-template-columns:150px minmax(0,1fr) 178px 154px;align-items:stretch;display:grid;position:relative}._editorHeading_13nei_731>button:first-child{border:0;border-right:1px solid var(--study-line);color:var(--study-muted);cursor:pointer;background:0 0;font-size:9px}._editorHeading_13nei_731>button:first-child:hover{color:var(--study-signal)}._editorHeading_13nei_731>div:nth-child(2){flex-direction:column;justify-content:center;min-width:0;padding:0 24px;display:flex}._editorHeading_13nei_731>div:nth-child(2) span{color:var(--study-signal);font:500 7px var(--font-mono), monospace}._editorHeading_13nei_731 h1{text-overflow:ellipsis;white-space:nowrap;margin:6px 0 0;font-size:17px;overflow:hidden}._editorTitleLine_13nei_776{align-items:center;gap:12px;min-width:0;display:flex}._editorTitleLine_13nei_776 h1{min-width:0}._editorBookmark_13nei_787,._studyBookmark_13nei_788{border:1px solid var(--study-line);color:var(--study-muted);cursor:pointer;font-family:var(--font-mono), monospace;background:#eff2e809;flex:none;align-items:center;gap:6px;display:inline-flex}._editorBookmark_13nei_787{height:25px;padding:0 8px}._editorBookmark_13nei_787[data-active=true],._studyBookmark_13nei_788[data-active=true]{color:var(--study-signal);border-color:#d7ff3f75}._editorBookmark_13nei_787 span,._studyBookmark_13nei_788 span{color:inherit!important;font-size:12px!important}._editorBookmark_13nei_787 b,._studyBookmark_13nei_788 b{color:inherit;font-size:7px}._editorVisibility_13nei_823{border-left:1px solid var(--study-line);grid-template-columns:1fr 1fr;align-items:center;gap:5px;padding:0 12px;display:grid}._editorVisibility_13nei_823 button{border:1px solid var(--study-line);height:32px;color:var(--study-muted);cursor:pointer;background:0 0;font-size:9px}._editorVisibility_13nei_823 button._isActive_13nei_174{border-color:var(--study-signal);color:var(--study-signal)}._saveButton_13nei_846{border:0;border-left:1px solid var(--study-line);background:var(--study-signal);color:var(--study-ink);cursor:pointer;text-align:left;flex-direction:column;justify-content:center;align-items:flex-start;gap:5px;padding:0 18px;display:flex}._saveButton_13nei_846 span{font:500 6px var(--font-mono), monospace}._saveButton_13nei_846 b{font-size:11px}._chapterTree_13nei_869{z-index:4;border-right:1px solid var(--study-line);background:#070908f0;grid-area:3/1;grid-template-rows:52px minmax(0,1fr) 44px auto;min-height:0;display:grid;position:relative}._chapterTreeHead_13nei_880{border-bottom:1px solid var(--study-line);color:var(--study-muted);font:500 7px var(--font-mono), monospace;justify-content:space-between;align-items:center;gap:8px;padding:0 12px 0 14px;display:flex}._chapterAddButton_13nei_891{border:1px solid var(--study-line);width:28px;height:28px;color:var(--study-paper);cursor:pointer;background:0 0;flex:0 0 28px}._chapterAddButton_13nei_891:hover{border-color:var(--study-signal);color:var(--study-signal)}._chapterAddButton_13nei_891:disabled{opacity:.32;cursor:default}._chapterScroll_13nei_904{scrollbar-width:thin;scrollbar-color:var(--study-signal) var(--study-surface);min-height:0;overflow-y:auto}._chapterGroup_13nei_911>button{width:100%;min-height:58px;color:var(--study-paper);cursor:pointer;text-align:left;background:0 0;border:0;border-bottom:1px solid #eff2e814;grid-template-columns:46px minmax(0,1fr) auto 18px;align-items:center;padding:0 16px;display:grid}._chapterLockMark_13nei_926{color:#ff8b74;font:normal 600 5px var(--font-mono), monospace;border:1px solid #ff70595c;padding:3px 5px}._chapterGroup_13nei_911>button span{color:var(--study-muted);font:500 7px var(--font-mono), monospace}._chapterGroup_13nei_911>button b{text-overflow:ellipsis;white-space:nowrap;font-size:11.9px;overflow:hidden}._chapterGroup_13nei_911>button i{color:var(--study-muted);font-style:normal}._chapterGroup_13nei_911>button._isActive_13nei_174{background:#d7ff3f0f}._chapterGroup_13nei_911>button._isActive_13nei_174 span,._chapterGroup_13nei_911>button._isActive_13nei_174 b{color:var(--study-signal)}._chapterNodes_13nei_959{border-bottom:1px solid var(--study-line);background:#0f1310a3;padding:7px 0 9px}._sectionNode_13nei_965>button,._subsectionNode_13nei_966>button{width:100%;min-height:35px;color:var(--study-muted);cursor:pointer;text-align:left;background:0 0;border:0;grid-template-columns:14px minmax(0,1fr);align-items:center;padding:0 16px 0 28px;display:grid}._subsectionNode_13nei_966>button{padding-left:46px}._sectionNode_13nei_965>button span{font-size:10.35px}._subsectionNode_13nei_966>button span{font-size:9px}._subsectionNode_13nei_966+._subsectionNode_13nei_966>button{min-height:24.5px}._sectionNode_13nei_965>button i,._subsectionNode_13nei_966>button i{border:1px solid;width:5px;height:5px}._sectionNode_13nei_965>button span,._subsectionNode_13nei_966>button span{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}._sectionNode_13nei_965>button._isActive_13nei_174,._subsectionNode_13nei_966>button._isActive_13nei_174{color:var(--study-paper)}._sectionNode_13nei_965>button._isActive_13nei_174 i,._subsectionNode_13nei_966>button._isActive_13nei_174 i{border-color:var(--study-signal);background:var(--study-signal)}._treeActions_13nei_1013{border-top:1px solid var(--study-line);grid-template-columns:1fr 1fr;display:grid}._treeActions_13nei_1013 button{border:0;border-right:1px solid var(--study-line);color:var(--study-muted);cursor:pointer;background:0 0;font-size:8px}._treeActions_13nei_1013 button:hover{color:var(--study-signal)}._adminStudyLocks_13nei_1032{border-top:1px solid var(--study-line);background:#45c8ff09;padding:10px 12px}._adminStudyLocks_13nei_1032>span{color:var(--study-cyan);font:600 6px var(--font-mono), monospace}._adminStudyLocks_13nei_1032>div{grid-template-columns:1fr 1fr;gap:5px;margin-top:8px;display:grid}._adminStudyLocks_13nei_1032 button{border:1px solid var(--study-line);min-height:28px;color:var(--study-muted);cursor:pointer;background:0 0;font-size:7px}._adminStudyLocks_13nei_1032 button[data-active=true]{color:#ff8b74;border-color:#ff705980}._chapterContext_13nei_1064{border-top:1px solid var(--study-line);background:var(--study-surface);padding:16px 18px 20px}._chapterContext_13nei_1064 span{color:var(--study-muted);font:500 7px var(--font-mono), monospace}._chapterContext_13nei_1064 b{margin-top:9px;font-size:11px;display:block}._chapterContext_13nei_1064 p{color:var(--study-muted);margin:8px 0 0;font-size:8px;line-height:1.6}._chapterContext_13nei_1064[data-readonly=true] span{color:#ff8b74}._editorShell_13nei_2 button:disabled,._editorShell_13nei_2 input:disabled,._editorShell_13nei_2 textarea:disabled,._createModal_13nei_597 button:disabled{cursor:not-allowed;opacity:.38}._editorWorkspace_13nei_1098{z-index:2;grid-area:3/2;grid-template-columns:minmax(500px,.98fr) minmax(390px,.82fr);min-width:0;min-height:0;display:grid;position:relative;overflow:hidden}._boardPane_13nei_1109{border-right:1px solid var(--study-line);place-items:center;min-width:0;min-height:0;padding:20px 24px;display:grid}._boardModule_13nei_1118{width:min(100%,100dvh - 300px);max-width:680px;position:relative}._boardTools_13nei_1124{border-top:1px solid var(--study-line);border-bottom:1px solid var(--study-line);justify-content:space-between;align-items:center;height:42px;display:flex}._modeSwitch_13nei_1133,._boardCommands_13nei_1134{align-items:center;height:100%;display:flex}._modeSwitch_13nei_1133 button,._boardCommands_13nei_1134 button{border:0;border-right:1px solid var(--study-line);height:100%;color:var(--study-muted);cursor:pointer;background:0 0;padding:0 13px;font-size:8px}._boardCommands_13nei_1134 button:last-child{border-right:0}._modeSwitch_13nei_1133 button:hover,._boardCommands_13nei_1134 button:hover,._modeSwitch_13nei_1133 button._isActive_13nei_174{color:var(--study-signal)}._piecePalette_13nei_1162{border-bottom:1px solid var(--study-line);background:var(--study-surface);grid-template-columns:repeat(13,minmax(0,1fr));height:42px;display:grid}._piecePalette_13nei_1162 button{border:0;border-right:1px solid var(--study-line);min-width:0;color:var(--study-muted);cursor:pointer;background:0 0;place-items:center;font-size:18px;display:grid}._piecePalette_13nei_1162 button .classic-piece{width:28px;height:28px}._piecePalette_13nei_1162 button._isActive_13nei_174{background:var(--study-signal);color:var(--study-ink)}._boardFrame_13nei_1192{position:relative}._boardCoordinatesTop_13nei_1196{display:none}._studyBoard_13nei_1200{aspect-ratio:1;contain:layout style;border:1px solid #eff2e87a;grid-template-rows:repeat(8,1fr);grid-template-columns:repeat(8,1fr);width:100%;display:grid;box-shadow:0 22px 60px #00000061}._boardSquare_13nei_1211{cursor:pointer;border:0;place-items:center;min-width:0;padding:0;display:grid;position:relative}._lightSquare_13nei_1221{background:#bcc6b9}._darkSquare_13nei_1225{background:#4e5c53}._boardSquare_13nei_1211:hover{box-shadow:inset 0 0 0 3px #d7ff3f6b}._selectedSquare_13nei_1233{box-shadow:inset 0 0 0 4px var(--study-signal)}._legalSquare_13nei_1237:after{content:"";aspect-ratio:1;pointer-events:none;background:#d7ff3fd9;width:16%;position:absolute;transform:rotate(45deg)}._boardSquare_13nei_1211 .classic-piece{z-index:2;width:88%;height:88%;position:relative}._boardSquare_13nei_1211 small,._boardSquare_13nei_1211 em{z-index:3;color:#0709088a;font:600 7px var(--font-mono), monospace;pointer-events:none;font-style:normal;position:absolute}._boardSquare_13nei_1211 small{top:3px;left:4px}._boardSquare_13nei_1211 em{bottom:3px;right:4px}._boardStatus_13nei_1274{min-height:34px;color:var(--study-muted);font:500 6px var(--font-mono), monospace;justify-content:space-between;align-items:center;padding:0 2px;display:flex}._boardStatus_13nei_1274 b{color:var(--study-signal)}._importPanel_13nei_1288{z-index:20;border:1px solid var(--study-line);border-top:3px solid var(--study-signal);background:#070908fa;grid-template-rows:68px minmax(0,1fr) 58px;display:grid;position:absolute;inset:42px 0 34px;box-shadow:0 24px 70px #00000094}._importHeading_13nei_1300{border-bottom:1px solid var(--study-line);justify-content:space-between;align-items:center;padding:0 20px;display:flex}._importHeading_13nei_1300 span{color:var(--study-muted);font:500 7px var(--font-mono), monospace}._importHeading_13nei_1300 b{margin-top:6px;font-size:14px;display:block}._importHeading_13nei_1300 button{border:1px solid var(--study-line);width:32px;height:32px;color:var(--study-paper);cursor:pointer;background:0 0;font-size:18px}._importPanel_13nei_1288 textarea{border:1px solid var(--study-line);resize:none;background:var(--study-surface);min-height:0;color:var(--study-paper);font:400 10px/1.7 var(--font-mono), monospace;outline:0;margin:16px 20px;padding:14px}._importPanel_13nei_1288 textarea:focus{border-color:var(--study-signal)}._importActions_13nei_1345{border-top:1px solid var(--study-line);justify-content:space-between;align-items:center;padding:0 20px;display:flex}._importActions_13nei_1345 label,._importActions_13nei_1345 button{border:1px solid var(--study-line);height:34px;color:var(--study-paper);cursor:pointer;background:0 0;align-items:center;padding:0 13px;font-size:8px;display:flex}._importActions_13nei_1345 label input{display:none}._importActions_13nei_1345 button{border-color:var(--study-signal);background:var(--study-signal);color:var(--study-ink)}._recordPane_13nei_1376{background:#090c0adb;grid-template-rows:44px minmax(0,1fr);min-width:0;min-height:0;display:grid}._recordTabs_13nei_1384{border-bottom:1px solid var(--study-line);grid-template-columns:repeat(3,1fr);display:grid}._recordTabs_13nei_1384 button{border:0;border-right:1px solid var(--study-line);color:var(--study-muted);cursor:pointer;background:0 0;font-size:9px;position:relative}._recordTabs_13nei_1384 button:after{content:"";background:0 0;height:2px;position:absolute;inset:auto 12px -1px}._recordTabs_13nei_1384 button._isActive_13nei_174{color:var(--study-paper)}._recordTabs_13nei_1384 button._isActive_13nei_174:after{background:var(--study-signal)}._recordTabs_13nei_1384 i{color:var(--study-signal);font:normal 7px var(--font-mono), monospace;margin-left:5px}._notationView_13nei_1422,._commentsView_13nei_1423,._ratingView_13nei_1424{scrollbar-width:thin;scrollbar-color:var(--study-signal) var(--study-surface);min-height:0;overflow-y:auto}._notationView_13nei_1422{grid-template-rows:52px minmax(0,1fr) auto 42px;display:grid}._notationView_13nei_1422>header{border-bottom:1px solid var(--study-line);color:var(--study-muted);font:500 7px var(--font-mono), monospace;justify-content:space-between;align-items:center;padding:0 18px;display:flex}._notationView_13nei_1422>header b{color:var(--study-signal)}._notationView_13nei_1422>header>div{align-items:center;gap:12px;display:flex}._notationView_13nei_1422>header>div>button{height:25px;color:var(--study-paper);cursor:pointer;font:700 7px var(--font-body), sans-serif;background:#d7ff3f0f;border:1px solid #d7ff3f6b;padding:0 10px;transition:border-color .16s,color .16s,background .16s}._notationView_13nei_1422>header>div>button:hover{border-color:var(--study-signal);color:var(--study-signal);background:#d7ff3f1f}._moveList_13nei_1473{min-height:0;overflow-y:auto}._moveRow_13nei_1478{border-bottom:1px solid #eff2e812;grid-template-columns:42px 1fr 1fr;min-height:43px;display:grid}._moveRow_13nei_1478>span{color:#eff2e852;font:500 7px var(--font-mono), monospace;place-items:center;display:grid}._moveRow_13nei_1478 button{color:var(--study-paper);cursor:pointer;font:600 12px var(--font-mono), monospace;text-align:left;background:0 0;border:0;border-left:1px solid #eff2e812;align-items:center;gap:5px;padding:0 13px;display:flex;position:relative}._moveRow_13nei_1478 button:disabled{cursor:default}._moveRow_13nei_1478 button._isActive_13nei_174{color:var(--study-signal);background:#d7ff3f17}._moveRow_13nei_1478 button i{color:var(--study-cyan);font-style:normal}._moveRow_13nei_1478 button em{background:var(--study-signal);min-width:16px;height:16px;color:var(--study-ink);font:normal 6px var(--font-mono), monospace;place-items:center;display:grid;position:absolute;right:8px}._emptyNotation_13nei_1533{min-height:180px;color:var(--study-muted);place-items:center;font-size:10px;display:grid}._annotationBar_13nei_1541{border-top:1px solid var(--study-line);background:var(--study-surface);padding:14px 18px}._annotationBar_13nei_1541>span{color:var(--study-muted);font-size:8px}._annotationBar_13nei_1541>div{grid-template-columns:repeat(6,1fr);gap:6px;margin-top:10px;display:grid}._annotationBar_13nei_1541 button{border:1px solid var(--study-line);height:30px;color:var(--study-paper);cursor:pointer;font:600 11px var(--font-mono), monospace;background:0 0}._annotationBar_13nei_1541 button:hover,._annotationBar_13nei_1541 button._isActive_13nei_174{border-color:var(--study-signal);color:var(--study-signal)}._openComments_13nei_1574{border:0;border-top:1px solid var(--study-line);color:var(--study-muted);cursor:pointer;background:0 0;justify-content:space-between;align-items:center;padding:0 18px;font-size:8px;display:flex}._openComments_13nei_1574 b{color:var(--study-signal)}._commentsView_13nei_1423>header{border-bottom:1px solid var(--study-line);justify-content:space-between;align-items:center;min-height:72px;padding:0 18px;display:flex}._commentsView_13nei_1423>header span{color:var(--study-muted);font:500 7px var(--font-mono), monospace}._commentsView_13nei_1423>header>div:first-child>b{margin-top:6px;font-size:15px;display:block}._commentSort_13nei_1611{align-items:center;gap:10px;display:flex}._commentSort_13nei_1611>span{color:var(--study-cyan);white-space:nowrap}._commentSort_13nei_1611>div{border:1px solid var(--study-line);background:#090c0a;grid-template-columns:repeat(3,58px);display:grid}._commentSort_13nei_1611 button{border:0;border-right:1px solid var(--study-line);height:36px;color:var(--study-muted);cursor:pointer;text-align:left;background:0 0;grid-template-columns:auto 1fr;align-items:center;gap:6px;padding:0 8px;transition:background .15s,color .15s;display:grid;position:relative}._commentSort_13nei_1611 button:last-child{border-right:0}._commentSort_13nei_1611 button:after{content:"";background:var(--study-signal);height:2px;transition:right .18s;position:absolute;bottom:0;left:0;right:100%}._commentSort_13nei_1611 button:hover{color:var(--study-paper);background:#eff2e80a}._commentSort_13nei_1611 button[data-active=true]{background:var(--study-paper);color:var(--study-ink)}._commentSort_13nei_1611 button[data-active=true]:after{right:0}._commentSort_13nei_1611 i{color:var(--study-cyan);font:normal 600 5px var(--font-mono), monospace}._commentSort_13nei_1611 button[data-active=true] i{color:#45626b}._commentSort_13nei_1611 b{margin:0;font-size:8px}._commentComposer_13nei_1624{border-bottom:1px solid var(--study-line);background:var(--study-surface);padding:15px 18px}._commentComposer_13nei_1624 span{color:var(--study-signal);font:500 7px var(--font-mono), monospace}._commentComposer_13nei_1624 textarea{border:1px solid var(--study-line);resize:vertical;width:100%;min-height:64px;color:var(--study-paper);font:400 10px/1.6 var(--font-body), sans-serif;background:#090c0a;outline:0;margin-top:10px;padding:10px}._commentComposer_13nei_1624 textarea:focus{border-color:var(--study-signal)}._commentComposer_13nei_1624>button{border:1px solid var(--study-signal);min-width:84px;height:30px;color:var(--study-signal);cursor:pointer;background:0 0;margin-top:8px;font-size:8px}._commentThreads_13nei_1663{padding-bottom:24px}._commentThread_13nei_1663{border-bottom:1px solid var(--study-line)}._threadSummary_13nei_1671{width:100%;min-height:48px;color:var(--study-paper);cursor:pointer;text-align:left;background:0 0;border:0;grid-template-columns:1fr 88px 70px;align-items:center;padding:0 18px;display:grid}._threadSummary_13nei_1671 span{color:var(--study-signal);font:600 10px var(--font-mono), monospace}._threadSummary_13nei_1671 b,._threadSummary_13nei_1671 i{color:var(--study-muted);font:500 7px var(--font-mono), monospace;font-style:normal}._threadSummary_13nei_1671 i{text-align:right}._commentList_13nei_1701{background:#0f13108a;border-top:1px solid #eff2e814}._comment_13nei_1423{border-bottom:1px solid #eff2e814;margin:0 14px;padding:16px 4px}._commentIdentity_13nei_1712{align-items:center;gap:7px;min-width:0;display:flex}._commentIdentity_13nei_1712 i{background:var(--comment-title-bg);height:8px;color:var(--comment-title-fg);font:normal 800 6px/1 var(--font-body), sans-serif;border-radius:2px;justify-content:center;align-items:center;padding:0 6px;display:inline-flex}._commentIdentity_13nei_1712 b{color:var(--study-paper);text-overflow:ellipsis;white-space:nowrap;font-size:9px;overflow:hidden}._commentIdentity_13nei_1712 span{color:#aeb7af;font:650 7px var(--font-body), sans-serif;white-space:nowrap}._commentIdentity_13nei_1712 em{color:var(--study-signal);font:normal 650 6px var(--font-mono), monospace;white-space:nowrap;margin-left:auto}._commentIdentity_13nei_1712[data-compact=true]{gap:6px}._commentIdentity_13nei_1712[data-compact=true] i{height:7px;padding:0 5px;font-size:5px}._commentIdentity_13nei_1712[data-compact=true] b{font-size:8px}._commentIdentity_13nei_1712[data-compact=true] span{font-size:6px}._commentIdentity_13nei_1712[data-compact=true] em{font-size:5px}._comment_13nei_1423>p{color:#b5bcb6;margin:11px 0;font-size:10px;line-height:1.75}._commentActions_13nei_1730{gap:6px;display:flex}._commentActions_13nei_1730 button{border:1px solid var(--study-line);height:26px;color:var(--study-muted);cursor:pointer;background:0 0;padding:0 9px;font-size:7px}._commentActions_13nei_1730 button:hover{border-color:var(--study-signal);color:var(--study-signal)}._replies_13nei_1750{border-left:2px solid #d7ff3f57;margin:12px 0 0 18px}._replies_13nei_1750>div{border-bottom:1px solid #eff2e80f;padding:9px 12px;position:relative}._replies_13nei_1750>div[data-nested=true]{border-left:1px solid #eff2e829;margin-left:18px}._replies_13nei_1750>div>button{color:#eff2e87a;cursor:pointer;font:600 7px var(--font-body), sans-serif;background:0 0;border:0;margin-top:6px;padding:0;transition:color .15s}._replies_13nei_1750>div>button:hover,._replyReference_13nei_1779{color:var(--study-signal)}._replies_13nei_1750 p{color:var(--study-muted);margin:5px 0 0;font-size:9px;line-height:1.6}._replyComposer_13nei_1788{grid-template-columns:1fr 52px;margin-top:10px;display:grid}._replyComposer_13nei_1788 input{border:1px solid var(--study-line);min-width:0;height:32px;color:var(--study-paper);background:#090c0a;outline:0;padding:0 9px;font-size:9px}._replyComposer_13nei_1788 button{background:var(--study-signal);color:var(--study-ink);cursor:pointer;border:0;font-size:8px}._ratingView_13nei_1424{padding-bottom:24px;position:relative}._ratingView_13nei_1424>header{border-bottom:1px solid var(--study-line);padding:27px 24px 22px}._ratingView_13nei_1424>header span{color:var(--study-signal);font:500 7px var(--font-mono), monospace}._ratingView_13nei_1424 h2{margin:10px 0 9px;font-size:28px}._ratingView_13nei_1424 header p{color:var(--study-muted);margin:0;font-size:9px;line-height:1.7}._ratingTotal_13nei_1840{border-bottom:1px solid var(--study-line);background:var(--study-surface);align-items:baseline;min-height:94px;padding:18px 24px;display:flex}._ratingTotal_13nei_1840 span{color:var(--study-muted);font:500 7px var(--font-mono), monospace;align-self:flex-start;margin-right:auto}._ratingTotal_13nei_1840 b{color:var(--study-signal);font:600 48px var(--font-display), sans-serif;line-height:1}._ratingTotal_13nei_1840 i{color:var(--study-muted);font:normal 9px var(--font-mono), monospace}._ratingRows_13nei_1867 label{border-bottom:1px solid #eff2e814;grid-template-columns:minmax(190px,1fr) minmax(100px,.7fr) 34px;align-items:center;gap:14px;min-height:78px;padding:0 22px;display:grid}._ratingRows_13nei_1867 label div b{font-size:10px;display:block}._ratingRows_13nei_1867 label div span{color:var(--study-muted);margin-top:6px;font-size:7px;line-height:1.5;display:block}._ratingRows_13nei_1867 input{width:100%;accent-color:var(--study-signal)}._ratingRows_13nei_1867 strong{color:var(--study-signal);font:600 12px var(--font-mono), monospace}._ratingFoot_13nei_1900{justify-content:space-between;align-items:center;padding:18px 22px 0;display:flex}._ratingFoot_13nei_1900>span{color:var(--study-muted);font-size:7px}._ratingFoot_13nei_1900 button{border:1px solid var(--study-signal);background:var(--study-signal);height:36px;color:var(--study-ink);cursor:pointer;padding:0 14px;font-size:8px;font-weight:700}._editorFooter_13nei_565{grid-area:4/1/5/-1;min-width:0}._editorFooter_13nei_565 span{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}._editorWorkspace_13nei_1098{grid-template-columns:minmax(540px,1.08fr) minmax(410px,.82fr)}._boardPane_13nei_1109{padding:14px 20px 10px}._boardModule_13nei_1118{width:min(100%,100dvh - 230px);max-width:760px}._boardModule_13nei_1118._isSetupMode_13nei_1948 ._studyBoard_13nei_1200{box-shadow:0 0 0 2px var(--study-signal), 0 22px 60px #00000061}._setupBanner_13nei_1952{z-index:8;background:var(--study-signal);min-height:34px;color:var(--study-ink);font:700 7px var(--font-mono), monospace;pointer-events:none;justify-content:space-between;align-items:center;padding:0 12px;display:flex;position:absolute;top:1px;left:1px;right:1px}._recordTabs_13nei_1384{grid-template-columns:repeat(4,1fr)}._notationView_13nei_1422{grid-template-rows:52px minmax(0,1fr) 50px;overflow:hidden}._compactNotation_13nei_1978{scrollbar-width:thin;scrollbar-color:var(--study-signal) var(--study-surface);min-height:0;padding:16px 18px 40px;overflow-y:auto}._compactMoveGroup_13nei_1991{display:inline}._compactMoveGroup_13nei_1991>i{color:#eff2e85c;margin:0 3px 0 7px;font-size:8px;font-style:normal;font-weight:500}._compactMoveGroup_13nei_1991>button{min-width:34px;height:28px;color:inherit;cursor:pointer;font:inherit;background:0 0;border:0;margin:0 1px;padding:0 7px;line-height:1;position:relative}._compactMoveGroup_13nei_1991>button._isActive_13nei_174{background:var(--study-signal);color:var(--study-ink)}._compactMoveGroup_13nei_1991>button em{color:var(--study-cyan);margin-left:2px;font-style:normal}._compactMoveGroup_13nei_1991>button._isActive_13nei_174 em{color:var(--study-ink)}._compactMoveGroup_13nei_1991>button sup{background:var(--study-cyan);min-width:13px;height:13px;color:var(--study-ink);font:700 6px var(--font-mono), monospace;place-items:center;display:grid;position:absolute;top:-2px;right:-2px}._compactVariation_13nei_2049{color:#98a09a;font:500 11px/2.25 var(--font-mono), monospace;margin:0 4px;display:inline}._compactVariation_13nei_2049 ._compactVariation_13nei_2049{color:#727a74;font-size:10px}._variationBracket_13nei_2061{color:var(--study-signal)}._notationNavigator_13nei_2065{border-top:1px solid var(--study-line);background:var(--study-surface);justify-content:space-between;align-items:center;gap:12px;padding:0 13px 0 18px;display:flex}._notationNavigator_13nei_2065>span{color:var(--study-muted);font:500 7px var(--font-mono), monospace;text-overflow:ellipsis;white-space:nowrap;overflow:hidden}._notationNavigator_13nei_2065>div{height:32px;display:flex}._notationNavigator_13nei_2065 button{border:0;border-left:1px solid var(--study-line);width:34px;color:var(--study-paper);cursor:pointer;background:0 0;font-size:12px}._notationNavigator_13nei_2065 button:hover{background:var(--study-signal);color:var(--study-ink)}._annotationsView_13nei_2103,._settingsPanel_13nei_2104{scrollbar-width:thin;scrollbar-color:var(--study-signal) var(--study-surface);min-height:0;overflow-y:auto}._annotationsView_13nei_2103>header{border-bottom:1px solid var(--study-line);padding:28px 24px 22px}._annotationsView_13nei_2103>header span,._settingsPanel_13nei_2104>header span{color:var(--study-signal);font:500 7px var(--font-mono), monospace}._annotationsView_13nei_2103 h2{margin:9px 0 8px;font-size:27px}._annotationsView_13nei_2103 header p{color:var(--study-muted);margin:0;font-size:9px}._annotationTarget_13nei_2133{border-bottom:1px solid var(--study-line);background:var(--study-surface);grid-template-columns:1fr auto;align-items:center;min-height:82px;padding:14px 22px;display:grid}._annotationTarget_13nei_2133 span{color:var(--study-muted);font:500 7px var(--font-mono), monospace;grid-column:1}._annotationTarget_13nei_2133 b{font:600 15px var(--font-mono), monospace;grid-column:1}._annotationTarget_13nei_2133 i{color:var(--study-signal);font:normal 600 36px var(--font-display), sans-serif;grid-area:1/2/3/3}._annotationGrid_13nei_2160{border-bottom:1px solid var(--study-line);grid-template-columns:1fr 1fr;display:grid}._annotationGrid_13nei_2160 button{border:0;border-right:1px solid var(--study-line);border-bottom:1px solid var(--study-line);min-height:72px;color:var(--study-paper);cursor:pointer;text-align:left;background:0 0;grid-template:auto auto/52px 1fr 24px;align-items:center;padding:10px 14px;display:grid}._annotationGrid_13nei_2160 button:hover,._annotationGrid_13nei_2160 button._isActive_13nei_174{background:#d7ff3f14}._annotationGrid_13nei_2160 button._isActive_13nei_174{box-shadow:inset 3px 0 0 var(--study-signal)}._annotationGrid_13nei_2160 strong{color:var(--study-signal);font:600 25px var(--font-display), sans-serif;grid-row:1/3}._annotationGrid_13nei_2160 span{font-size:10px}._annotationGrid_13nei_2160 kbd{border:1px solid var(--study-line);width:23px;height:23px;color:var(--study-muted);font:500 8px var(--font-mono), monospace;grid-area:1/3/3/4;place-items:center;display:grid}._clearAnnotation_13nei_2211{border:1px solid var(--study-line);height:34px;color:var(--study-muted);cursor:pointer;background:0 0;margin:18px 22px;padding:0 13px;font-size:8px}._clearAnnotation_13nei_2211:hover{border-color:var(--study-signal);color:var(--study-signal)}._settingsPanel_13nei_2104{grid-template-rows:66px 42px minmax(0,1fr);display:grid}._settingsPanel_13nei_2104>header{border-bottom:1px solid var(--study-line);justify-content:space-between;align-items:center;padding:0 18px;display:flex}._settingsPanel_13nei_2104>header b{text-overflow:ellipsis;white-space:nowrap;max-width:320px;margin-top:6px;font-size:12px;display:block;overflow:hidden}._settingsPanel_13nei_2104>header button{border:1px solid var(--study-line);width:30px;height:30px;color:var(--study-paper);cursor:pointer;background:0 0;font-size:18px}._settingsPanel_13nei_2104>nav{border-bottom:1px solid var(--study-line);grid-template-columns:repeat(4,1fr);display:grid}._settingsPanel_13nei_2104>nav button{border:0;border-right:1px solid var(--study-line);color:var(--study-muted);cursor:pointer;background:0 0;font-size:8px}._settingsPanel_13nei_2104>nav button._isActive_13nei_174{background:var(--study-signal);color:var(--study-ink)}._settingsBody_13nei_2280{min-height:0;overflow-y:auto}._settingsSection_13nei_2285{padding-bottom:28px}._settingsSection_13nei_2285>label,._settingsSection_13nei_2285 fieldset{border:0;border-bottom:1px solid var(--study-line);margin:0;padding:20px;display:block}._settingsSection_13nei_2285>label>span,._settingsSection_13nei_2285 legend,._settingsPalette_13nei_2300>span{color:var(--study-muted);font:500 7px var(--font-mono), monospace;margin-bottom:11px;display:block}._settingsSection_13nei_2285>label>div{grid-template-columns:1fr 70px;display:grid}._settingsSection_13nei_2285 input,._settingsSection_13nei_2285 textarea{border:1px solid var(--study-line);min-width:0;color:var(--study-paper);background:#090c0a;outline:0}._settingsSection_13nei_2285 input{height:36px;padding:0 10px}._settingsSection_13nei_2285>label>div button,._pgnActions_13nei_2327 button{background:var(--study-signal);color:var(--study-ink);cursor:pointer;border:0;font-size:8px;font-weight:700}._segmentedSetting_13nei_2336,._modeSetting_13nei_2337{grid-template-columns:repeat(2,1fr);gap:7px;display:grid}._modeSetting_13nei_2337{grid-template-columns:repeat(3,1fr)}._segmentedSetting_13nei_2336 button,._modeSetting_13nei_2337 button{border:1px solid var(--study-line);height:36px;color:var(--study-muted);cursor:pointer;background:0 0;font-size:8px}._segmentedSetting_13nei_2336 button._isActive_13nei_174,._modeSetting_13nei_2337 button._isActive_13nei_174{border-color:var(--study-signal);color:var(--study-signal)}._dangerSetting_13nei_2363{border:1px solid #ff6d5c59;justify-content:space-between;align-items:center;gap:12px;min-height:78px;margin:20px;padding:14px;display:flex}._dangerSetting_13nei_2363 span{color:#ff8b79;font:500 7px var(--font-mono), monospace}._dangerSetting_13nei_2363 b{margin-top:5px;font-size:9px;display:block}._dangerSetting_13nei_2363 button{color:#ff8b79;cursor:pointer;background:0 0;border:1px solid #ff8b79;min-width:96px;height:32px;font-size:8px}._dangerSetting_13nei_2363 button:disabled{border-color:var(--study-line);color:var(--study-muted);cursor:default}._studyDangerSetting_13nei_2401{background:#ff6d5c09;margin-top:0}._positionActions_13nei_2406{grid-template-columns:1fr;display:grid}._positionActions_13nei_2406 button{border:0;border-bottom:1px solid var(--study-line);min-height:64px;color:var(--study-paper);cursor:pointer;text-align:left;background:0 0;flex-direction:column;justify-content:center;gap:6px;padding:0 20px;display:flex}._positionActions_13nei_2406 button:hover{background:#d7ff3f0f}._positionActions_13nei_2406 span{color:var(--study-signal);font:500 7px var(--font-mono), monospace}._positionActions_13nei_2406 b{font-size:10px}._settingsPalette_13nei_2300{border-bottom:1px solid var(--study-line);padding:18px 20px}._settingsPalette_13nei_2300>div{border-top:1px solid var(--study-line);border-left:1px solid var(--study-line);grid-template-columns:repeat(7,1fr);display:grid}._settingsPalette_13nei_2300 button{aspect-ratio:1;border:0;border-right:1px solid var(--study-line);border-bottom:1px solid var(--study-line);color:var(--study-muted);cursor:pointer;background:0 0;place-items:center;padding:4px;font-size:20px;display:grid}._settingsPalette_13nei_2300 button._isActive_13nei_174{background:var(--study-signal);color:var(--study-ink)}._settingsPalette_13nei_2300 button .classic-piece{width:32px;height:32px}._finishSetup_13nei_2475{background:var(--study-signal);height:38px;color:var(--study-ink);cursor:pointer;border:0;margin:18px 20px 0;padding:0 14px;font-size:8px;font-weight:700}._pgnSetting_13nei_2487 textarea{resize:vertical;width:100%;min-height:250px;font:500 9px/1.7 var(--font-mono), monospace;padding:12px}._pgnActions_13nei_2327{grid-template-columns:1fr 120px;gap:8px;padding:0 20px;display:grid}._pgnActions_13nei_2327 label{border:1px solid var(--study-line);height:36px;color:var(--study-muted);cursor:pointer;place-items:center;font-size:8px;display:grid}._pgnActions_13nei_2327 input{display:none}._shortcutTable_13nei_2516{padding:12px 18px 28px}._shortcutTable_13nei_2516>div{border-bottom:1px solid var(--study-line);grid-template-columns:100px 1fr;align-items:center;min-height:48px;display:grid}._shortcutTable_13nei_2516 kbd{border:1px solid var(--study-line);width:max-content;min-width:42px;color:var(--study-signal);font:600 8px var(--font-mono), monospace;padding:6px 8px}._shortcutTable_13nei_2516 span{color:var(--study-muted);font-size:9px}._enteringLibrary_13nei_2542 ._studyTopbar_13nei_37{animation:.68s cubic-bezier(.16,1,.3,1) 80ms both _libraryHeaderResolve_13nei_1}._enteringLibrary_13nei_2542 ._libraryRail_13nei_106{animation:.76s cubic-bezier(.16,1,.3,1) both _libraryRailResolve_13nei_1}._enteringLibrary_13nei_2542 ._libraryIntro_13nei_219{animation:.76s cubic-bezier(.16,1,.3,1) 80ms both _libraryIntroResolve_13nei_1}._enteringLibrary_13nei_2542 ._libraryControls_13nei_230,._enteringLibrary_13nei_2542 ._tagFilter_13nei_344,._enteringLibrary_13nei_2542 ._studyCard_13nei_374{animation:.72s cubic-bezier(.16,1,.3,1) .16s both _libraryRowsResolve_13nei_1}@keyframes _libraryHeaderResolve_13nei_1{0%{opacity:0;transform:translateY(-70px)}to{opacity:1;transform:translateY(0)}}@keyframes _libraryRailResolve_13nei_1{0%{clip-path:inset(0 0 100%);transform:translate(-34px)}to{clip-path:inset(0);transform:translate(0)}}@keyframes _libraryIntroResolve_13nei_1{0%{opacity:0;transform:translate(8vw,-22px)}to{opacity:1;transform:translate(0,0)}}@keyframes _libraryRowsResolve_13nei_1{0%{opacity:0;transform:translateY(36px)}to{opacity:1;transform:translateY(0)}}@media (width<=1260px){._editorShell_13nei_2{grid-template-columns:220px minmax(0,1fr)}._editorWorkspace_13nei_1098{grid-template-columns:minmax(480px,1.04fr) minmax(370px,.86fr)}._boardPane_13nei_1109{padding-inline:12px}}@media (width<=1360px){._editorWorkspace_13nei_1098{grid-template-columns:minmax(470px,.92fr) minmax(370px,.78fr)}._libraryIntro_13nei_219{grid-template-columns:minmax(330px,1fr) minmax(270px,.7fr) 136px;gap:24px}._studyCard_13nei_374{grid-template-columns:62px minmax(0,1fr) 116px 90px}}@media (prefers-reduced-motion:reduce){._studyCard_13nei_374,._studyCard_13nei_374:before,._studyCard_13nei_374 ._studyOpen_13nei_399 b,._createStudyButton_13nei_257,._libraryRail_13nei_106 nav button{transition-duration:1ms}}._studyCreator_13nei_2620{color:#eff2e875;font:500 7px var(--font-mono), monospace;align-items:center;gap:8px;margin:-2px 0 9px;display:flex}._studyCreator_13nei_2620 b{color:var(--study-paper);font-weight:650}._studyCreator_13nei_2620 i{border-left:2px solid var(--study-signal);color:var(--study-signal);background:#d7ff3f14;padding:3px 6px;font-style:normal}._chapterNodes_13nei_959{grid-template-rows:1fr;padding:0;transition:grid-template-rows .26s cubic-bezier(.22,1,.36,1),border-color .18s;display:grid;overflow:hidden}._chapterNodes_13nei_959._isCollapsed_13nei_2650{border-bottom-color:#0000;grid-template-rows:0fr}._chapterNodesInner_13nei_2655{opacity:1;min-height:0;padding:7px 0 9px;transition:opacity .16s,transform .26s cubic-bezier(.22,1,.36,1);overflow:hidden;transform:translateY(0)}._chapterNodes_13nei_959._isCollapsed_13nei_2650 ._chapterNodesInner_13nei_2655{opacity:0;transform:translateY(-8px)}._recordViewStage_13nei_2669{min-width:0;min-height:0;display:grid;overflow:hidden}._recordViewStage_13nei_2669>*{min-width:0;height:100%;min-height:0}._recordSlideForward_13nei_2682{animation:.21s cubic-bezier(.22,1,.36,1) both _recordSlideForward_13nei_2682}._recordSlideBack_13nei_2686{animation:.21s cubic-bezier(.22,1,.36,1) both _recordSlideBack_13nei_2686}._compactNotation_13nei_1978{padding:13px 14px 38px}._compactMainLine_13nei_1986{color:#eff2e8;font:650 13px/2.15 var(--font-mono), monospace}._compactMoveCluster_13nei_2699{display:inline}._compactMoveGroup_13nei_1991{align-items:center;margin:1px 0;display:inline-flex}._compactMoveGroup_13nei_1991>i{margin-inline:6px 2px}._compactMoveGroup_13nei_1991>button{min-width:0;height:27px;color:inherit;background:#eff2e80e;border-radius:4px;margin:0 1px;padding:0 6px}._compactMoveGroup_13nei_1991>button:hover{background:#eff2e821}._compactVariation_13nei_2049{font:580 12px/2 var(--font-mono), monospace;border-left:1px solid #eff2e82e;margin:4px 0 4px 8px;padding-left:13px;display:block;position:relative}._compactVariation_13nei_2049[data-depth="2"]{margin-left:14px}._compactVariation_13nei_2049[data-depth="3"],._compactVariation_13nei_2049[data-depth="4"],._compactVariation_13nei_2049[data-depth="5"]{margin-left:18px}._compactVariation_13nei_2049:before{content:"";border-top:1px solid #eff2e82e;width:8px;position:absolute;top:0;left:-1px}._compactVariation_13nei_2049 ._compactMoveGroup_13nei_1991>button{background:#eff2e809}._studyContextMenu_13nei_2754{z-index:120;border:1px solid #eff2e838;border-top:3px solid var(--study-signal);width:min(330px,100vw - 24px);max-height:min(620px,100vh - 24px);color:var(--study-paper);background-color:#080b09fb;background-image:linear-gradient(90deg,#eff2e806 1px,#0000 1px),none;background-position:0 0,0 0;background-repeat:repeat,repeat;background-size:22px 100%;background-attachment:scroll,scroll;background-origin:padding-box,padding-box;background-clip:border-box,border-box;animation:.15s cubic-bezier(.16,1,.3,1) both _contextMenuResolve_13nei_1;position:fixed;overflow-y:auto;box-shadow:0 20px 54px #000000ad}._studyContextMenu_13nei_2754>header{border-bottom:1px solid var(--study-line);justify-content:space-between;align-items:center;min-height:54px;padding:0 12px 0 14px;display:flex}._studyContextMenu_13nei_2754>header span,._studyContextMenu_13nei_2754 section>span,._studyContextMenu_13nei_2754 form>label,._unitContextMenu_13nei_2783>label>span{color:var(--study-muted);font:550 6px var(--font-mono), monospace;display:block}._studyContextMenu_13nei_2754>header b{font:650 12px var(--font-mono), monospace;margin-top:4px;display:block}._studyContextMenu_13nei_2754>header>button{border:1px solid var(--study-line);width:28px;height:28px;color:var(--study-paper);cursor:pointer;background:0 0;font-size:17px}._contextMoveActions_13nei_2805{border-bottom:1px solid var(--study-line);grid-template-columns:1fr 1fr;display:grid}._contextMoveActions_13nei_2805 button{border:0;border-right:1px solid var(--study-line);height:43px;color:var(--study-paper);cursor:pointer;background:0 0;align-items:center;gap:9px;padding:0 13px;display:flex}._contextMoveActions_13nei_2805 button span{color:var(--study-signal);font-size:16px}._contextMoveActions_13nei_2805 button b{font-size:8px}._studyContextMenu_13nei_2754 section{border-bottom:1px solid var(--study-line);padding:12px 13px}._contextSymbols_13nei_2832>div{grid-template-columns:repeat(4,minmax(0,1fr));gap:5px;margin-top:9px;display:grid}._contextSymbols_13nei_2832 button{border:1px solid var(--study-line);min-width:0;height:42px;color:var(--study-paper);cursor:pointer;background:#eff2e806;place-items:center;display:grid}._contextSymbols_13nei_2832 button b{font:750 14px var(--font-body), "Noto Sans SC", sans-serif}._contextSymbols_13nei_2832 button small{display:none}._contextSymbols_13nei_2832 button:hover,._contextSymbols_13nei_2832 button._isActive_13nei_174{border-color:var(--study-signal);background:var(--study-signal);color:var(--study-ink)}._contextVariationColors_13nei_2855>div{grid-template-columns:repeat(4,1fr);gap:5px;margin-top:9px;display:grid}._contextVariationColors_13nei_2855 button{border:1px solid var(--study-line);min-width:0;color:var(--study-muted);cursor:pointer;background:0 0;padding:6px}._contextVariationColors_13nei_2855 button i{height:4px;margin-bottom:6px;display:block}._contextVariationColors_13nei_2855 button b{font-size:6px;font-weight:500}._contextComment_13nei_2874{padding:12px 13px 14px}._contextComment_13nei_2874>div{grid-template-columns:1fr 52px;margin-top:8px;display:grid}._contextComment_13nei_2874 input,._unitContextMenu_13nei_2783 input{border:1px solid var(--study-line);min-width:0;height:34px;color:var(--study-paper);background:#070908;outline:0;padding:0 9px;font-size:8px}._contextComment_13nei_2874 button,._unitContextActions_13nei_2897 button{background:var(--study-signal);color:var(--study-ink);cursor:pointer;border:0;font-size:8px;font-weight:750}._unitContextMenu_13nei_2783{width:286px}._unitContextMenu_13nei_2783>label{border-bottom:1px solid var(--study-line);padding:14px;display:block}._unitContextMenu_13nei_2783>label input{width:100%;margin-top:8px}._unitContextActions_13nei_2897{grid-template-columns:1fr 1fr;gap:7px;padding:12px 14px;display:grid}._unitContextActions_13nei_2897 button{min-height:34px}._unitContextActions_13nei_2897 button:last-child{color:#ff8b74;background:#ff71661f}._unitContextMenu_13nei_2783>p{color:var(--study-muted);margin:0;padding:0 14px 13px;font-size:7px}._settingsPanel_13nei_2104>nav{grid-template-columns:repeat(5,1fr)}._revisionHistory_13nei_2918>header{border-bottom:1px solid var(--study-line);justify-content:space-between;align-items:center;min-height:62px;padding:0 18px;display:flex}._revisionHistory_13nei_2918>header span{color:var(--study-signal);font:550 7px var(--font-mono), monospace}._revisionHistory_13nei_2918>header b{margin-top:5px;font-size:11px;display:block}._revisionHistory_13nei_2918>header em{color:var(--study-muted);font:normal 6px var(--font-mono), monospace}._revisionHistory_13nei_2918 article{border-bottom:1px solid var(--study-line);grid-template-columns:30px 1fr 66px;align-items:center;gap:9px;min-height:62px;padding:8px 14px;display:grid}._revisionHistory_13nei_2918 article>span{color:#eff2e847;font:600 16px var(--font-mono), monospace}._revisionHistory_13nei_2918 article b{font-size:9px;display:block}._revisionHistory_13nei_2918 article small{color:var(--study-muted);font:500 6px var(--font-mono), monospace;margin-top:5px;display:block}._revisionHistory_13nei_2918 article button{border:1px solid var(--study-line);height:29px;color:var(--study-paper);cursor:pointer;background:0 0;font-size:7px}._revisionHistory_13nei_2918 article button:hover{border-color:var(--study-signal);color:var(--study-signal)}._revisionHistory_13nei_2918>div>p{color:var(--study-muted);margin:0;padding:24px 18px;font-size:9px}._boardPieceReposition_13nei_2938{animation:_boardPieceReposition_13nei_2938 .46s var(--reposition-delay,0s) cubic-bezier(.16, 1, .3, 1) both}._boardNag_13nei_2942{font-size:16.8px;top:2px;right:2px}._boardNag_13nei_2942[data-category=position]{top:auto;bottom:2px;right:2px}._boardNag_13nei_2942[data-category=idea]{top:2px;left:2px;right:auto}._glyphFlip_13nei_2960 i:first-child{top:5px;left:2px}._glyphFlip_13nei_2960 i:nth-child(2){bottom:5px;left:6px}._glyphFlip_13nei_2960 i:first-child:after{top:-2px;left:-1px;right:auto;transform:rotate(-135deg)}._glyphFlip_13nei_2960 i:nth-child(2):after{bottom:-2px;left:auto;right:-1px;transform:rotate(45deg)}@media (width<=767px){._studyCard_13nei_374{grid-template-columns:44px minmax(0,1fr)}._studyCardCopy_13nei_435{padding:17px 14px}._recordCommandDock_13nei_2981{grid-template-columns:64px repeat(2,minmax(0,1fr))}._commandReadout_13nei_2982{padding-inline:7px}._studyEntryBridge_13nei_2983{left:0;inset:146px 0 auto}._boardNag_13nei_2942{font-size:14px}}._openTreeCompiler_13nei_2987{cursor:pointer;text-align:left;background:0 0;border:0;justify-content:flex-start;align-items:center;gap:8px;width:auto;min-width:0;height:38px;padding:0 9px;transition:color .15s,background .15s;display:flex;color:var(--study-signal)!important}._openTreeCompiler_13nei_2987:hover{background:#d7ff3f0e;color:var(--study-paper)!important}._openTreeCompiler_13nei_2987>b{letter-spacing:0;text-overflow:ellipsis;white-space:nowrap;font-size:9px;overflow:hidden}._openTreeCompiler_13nei_2987>em{font:normal 800 5px var(--font-mono), monospace;border:1px solid;padding:3px 5px 2px}._openTreeCompiler_13nei_2987>i{border-left:1px solid;width:17px;height:15px;font-style:normal;display:block;position:relative}._openTreeCompiler_13nei_2987>i:before,._openTreeCompiler_13nei_2987>i:after{content:"";border-top:1px solid;width:6px;position:absolute;left:5px}._openTreeCompiler_13nei_2987>i:before{top:3px}._openTreeCompiler_13nei_2987>i:after{bottom:3px}._openTreeCompiler_13nei_2987>i span{background:#070908;border:1px solid;width:4px;height:4px;position:absolute}._openTreeCompiler_13nei_2987>i span:first-child{top:5px;left:-3px}._openTreeCompiler_13nei_2987>i span:nth-child(2){top:1px;right:0}._openTreeCompiler_13nei_2987>i span:nth-child(3){bottom:1px;right:0}._openingTreeOverlay_13nei_3033{--tree-orange:#ff6b2c;--tree-bg:#070908;--tree-panel:#0c100d;--tree-line:#eff2e824;--tree-paper:#eff2e8;--tree-muted:#879188;z-index:1000;background:var(--tree-bg);min-width:1000px;min-height:620px;color:var(--tree-paper);font-family:var(--font-body), "Noto Sans SC", sans-serif;grid-template-rows:70px minmax(0,1fr);grid-template-columns:340px minmax(0,1fr);animation:.24s cubic-bezier(.16,1,.3,1) both _openingTreeOverlayIn_13nei_1;display:grid;position:fixed;inset:0;overflow:hidden}._openingTreeTopbar_13nei_3055{z-index:3;border-bottom:1px solid var(--tree-line);background:#070908fa;grid-column:1/-1;grid-template-columns:minmax(0,1fr) 190px 70px;display:grid;position:relative}._openingTreeTopbar_13nei_3055:after{content:"";background:var(--tree-orange);transform-origin:0;width:340px;height:2px;animation:.5s cubic-bezier(.16,1,.3,1) both _openingTreeSignalIn_13nei_1;position:absolute;bottom:-1px;left:0}._openingTreeTopbar_13nei_3055>div:first-child{align-items:center;gap:16px;min-width:0;padding:5px 22px 0;display:flex}._openingTreeTopbar_13nei_3055>div:first-child span,._treeCompilerIntro_13nei_3086>span,._openingTreeTitleField_13nei_3087>span,._openingTreeBudget_13nei_3088>span,._openingTreeStageBar_13nei_3089 span,._openingTreeExportDock_13nei_3090>div>span,._openingTreeExportDock_13nei_3090>label>span{color:var(--tree-orange);font:700 7px var(--font-mono), monospace}._openingTreeTopbar_13nei_3055>div:first-child b{text-overflow:ellipsis;white-space:nowrap;font-size:15px;overflow:hidden}._openingTreeTopbar_13nei_3055>div:first-child em{border:1px solid var(--tree-orange);color:var(--tree-orange);font:normal 800 6px var(--font-mono), monospace;padding:4px 6px 3px}._localRenderState_13nei_3110{border-left:1px solid var(--tree-line);grid-template-rows:1fr 1fr;grid-template-columns:9px 1fr;align-items:end;column-gap:9px;padding:15px 18px;display:grid}._localRenderState_13nei_3110 i{background:#d7ff3f;grid-row:1/3;align-self:center;width:7px;height:7px;box-shadow:0 0 12px #d7ff3f5c}._localRenderState_13nei_3110 i[data-state=working]{background:var(--tree-orange);animation:.7s ease-in-out infinite alternate _treeStatusPulse_13nei_1}._localRenderState_13nei_3110 i[data-state=error]{background:#ff795f}._localRenderState_13nei_3110 span{color:var(--tree-muted);font:700 6px var(--font-mono), monospace}._localRenderState_13nei_3110 b{align-self:start;font-size:9px}._openingTreeTopbar_13nei_3055>button{border:0;border-left:1px solid var(--tree-line);color:var(--tree-paper);cursor:pointer;font:300 28px/1 var(--font-body), sans-serif;background:0 0;transition:background .14s,color .14s}._openingTreeTopbar_13nei_3055>button:hover{background:var(--tree-orange);color:#130b07}._openingTreeTopbar_13nei_3055>button:disabled{opacity:.25;cursor:default}._openingTreeControl_13nei_3147{border-right:1px solid var(--tree-line);background:linear-gradient(90deg, transparent 27px, #eff2e806 28px, transparent 29px), var(--tree-panel);grid-area:2/1;grid-template-rows:auto auto minmax(0,1fr) auto 58px;min-height:0;display:grid}._treeCompilerIntro_13nei_3086{border-bottom:1px solid var(--tree-line);padding:26px 24px 22px}._treeCompilerIntro_13nei_3086 h2{letter-spacing:0;margin:10px 0 9px;font-size:20px;line-height:1.18}._treeCompilerIntro_13nei_3086 p{color:var(--tree-muted);text-wrap:pretty;margin:0;font-size:10px;line-height:1.75}._openingTreeTitleField_13nei_3087{border-bottom:1px solid var(--tree-line);gap:9px;padding:16px 24px;display:grid}._openingTreeTitleField_13nei_3087 input{min-width:0;height:30px;color:var(--tree-paper);font:750 10px var(--font-body), "Noto Sans SC", sans-serif;background:0 0;border:0;border-bottom:1px solid #eff2e83d;outline:0;padding:0}._openingTreeTitleField_13nei_3087 input:focus{border-bottom-color:var(--tree-orange)}._openingTreeUnitList_13nei_3188{scrollbar-width:thin;scrollbar-color:var(--tree-orange) var(--tree-panel);min-height:0;overflow-y:auto}._openingTreeUnitList_13nei_3188>section{border-bottom:1px solid var(--tree-line)}._openingTreeUnitList_13nei_3188>section>header{background:#eff2e806;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:10px;min-height:46px;padding:0 14px 0 24px;display:grid}._openingTreeUnitList_13nei_3188>section>header div{grid-template-columns:46px minmax(0,1fr);align-items:center;min-width:0;display:grid}._openingTreeUnitList_13nei_3188>section>header span{color:var(--tree-orange);font:700 6px var(--font-mono), monospace}._openingTreeUnitList_13nei_3188>section>header b{text-overflow:ellipsis;white-space:nowrap;font-size:10px;overflow:hidden}._openingTreeUnitList_13nei_3188>section>header button{border:1px solid var(--tree-line);color:var(--tree-muted);cursor:pointer;font:700 6px var(--font-mono), monospace;background:0 0;padding:6px 8px}._openingTreeUnitList_13nei_3188>section>header button:hover{border-color:var(--tree-orange);color:var(--tree-orange)}._openingTreeUnitList_13nei_3188>section>button{width:100%;min-height:40px;color:var(--tree-muted);cursor:pointer;text-align:left;background:0 0;border:0;border-top:1px solid #eff2e80e;grid-template-columns:18px minmax(0,1fr) auto;align-items:center;gap:9px;padding:0 17px 0 24px;transition:background .15s,color .15s;display:grid}._openingTreeUnitList_13nei_3188>section>button>i{border:1px solid;place-items:center;width:12px;height:12px;display:grid}._openingTreeUnitList_13nei_3188>section>button>i span{opacity:0;background:currentColor;width:5px;height:5px;transition:opacity .14s,transform .18s cubic-bezier(.16,1,.3,1);transform:scale(.4)}._openingTreeUnitList_13nei_3188>section>button b{text-overflow:ellipsis;white-space:nowrap;font-size:9px;overflow:hidden}._openingTreeUnitList_13nei_3188>section>button small{font:650 6px var(--font-mono), monospace}._openingTreeUnitList_13nei_3188>section>button:hover{color:var(--tree-paper);background:#ff6b2c0e}._openingTreeUnitList_13nei_3188>section>button._isSelected_13nei_3235{color:var(--tree-paper);background:#ff6b2c16}._openingTreeUnitList_13nei_3188>section>button._isSelected_13nei_3235>i{color:var(--tree-orange)}._openingTreeUnitList_13nei_3188>section>button._isSelected_13nei_3235>i span{opacity:1;transform:scale(1)}._openingTreeUnitList_13nei_3188>section>p{color:var(--tree-muted);margin:0;padding:16px 24px;font-size:9px}._openingTreeBudget_13nei_3088{border-top:1px solid var(--tree-line);grid-template-columns:1fr auto auto;align-items:center;gap:14px;padding:12px 18px 10px 24px;display:grid}._openingTreeBudget_13nei_3088>div{justify-items:end;display:grid}._openingTreeBudget_13nei_3088 b{color:var(--tree-paper);font:800 15px var(--font-mono), monospace}._openingTreeBudget_13nei_3088 small{color:var(--tree-muted);font:600 5px var(--font-mono), monospace}._compileTreeButton_13nei_3253{background:var(--tree-orange);color:#160c07;cursor:pointer;font:850 11px var(--font-body), "Noto Sans SC", sans-serif;border:0;justify-content:space-between;align-items:center;padding:0 24px;transition:filter .14s;display:flex}._compileTreeButton_13nei_3253 b{font-size:20px}._compileTreeButton_13nei_3253:hover{filter:brightness(1.12)}._compileTreeButton_13nei_3253:disabled{color:#747a72;cursor:default;filter:none;background:#383b36}._openingTreeStage_13nei_3089{background:#0a0c0b;grid-area:2/2;grid-template-rows:52px minmax(0,1fr) 72px;min-width:0;min-height:0;display:grid}._openingTreeStageBar_13nei_3089{border-bottom:1px solid var(--tree-line);grid-template-columns:minmax(170px,1fr) auto auto;align-items:stretch;min-width:0;display:grid}._openingTreeStageBar_13nei_3089>div:first-child{align-items:center;gap:15px;min-width:0;padding:0 18px;display:flex}._openingTreeStageBar_13nei_3089>div:first-child b{color:var(--tree-muted);text-overflow:ellipsis;white-space:nowrap;font-size:8px;overflow:hidden}._openingTreeStats_13nei_3290{align-items:center;display:flex}._openingTreeStats_13nei_3290 span{border-left:1px solid var(--tree-line);height:100%;color:var(--tree-muted);white-space:nowrap;align-items:center;padding:0 10px;display:flex}._openingTreeZoom_13nei_3292{border-left:1px solid var(--tree-line);grid-template-columns:34px 54px 34px;display:grid}._openingTreeZoom_13nei_3292 button{border:0;border-left:1px solid var(--tree-line);color:var(--tree-paper);cursor:pointer;font:700 9px var(--font-mono), monospace;background:0 0}._openingTreeZoom_13nei_3292 button:hover{color:var(--tree-orange);background:#ff6b2c0f}._openingTreeViewport_13nei_3296{scrollbar-width:thin;scrollbar-color:var(--tree-orange) #111311;background-color:#111311;background-image:linear-gradient(#eff2e806 1px,#0000 1px),linear-gradient(90deg,#eff2e806 1px,#0000 1px);background-size:40px 40px;min-width:0;min-height:0;position:relative;overflow:auto}._openingTreeCanvas_13nei_3310{transform-origin:0 0;min-width:300px;padding:28px}._openingTreeCanvas_13nei_3310>div{width:100%;box-shadow:0 18px 70px #00000061}._openingTreeCanvas_13nei_3310 svg{width:100%;height:auto;display:block}._openingTreeEmpty_13nei_3314,._treeCompileProgress_13nei_3315{text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:11px;display:flex;position:absolute;inset:0}._openingTreeEmpty_13nei_3314 span,._treeCompileProgress_13nei_3315 span{color:var(--tree-orange);font:750 7px var(--font-mono), monospace}._openingTreeEmpty_13nei_3314 b,._treeCompileProgress_13nei_3315 b{font-size:17px}._openingTreeEmpty_13nei_3314 i{color:var(--tree-muted);font:normal 500 9px var(--font-body), sans-serif}._openingTreeEmpty_13nei_3314[data-error=true] span{color:#ff795f}._treeCompileProgress_13nei_3315 i{background:var(--tree-orange);clip-path:polygon(9px 0,100% 0,calc(100% - 9px) 100%,0 100%);width:180px;height:16px;animation:.9s cubic-bezier(.76,0,.24,1) infinite alternate _treeCompileSweep_13nei_1;display:block}._openingTreeExportDock_13nei_3090{border-top:1px solid var(--tree-line);background:#070908fa;grid-template-columns:minmax(270px,1fr) 132px 148px 158px;align-items:stretch;min-width:0;display:grid}._openingTreeExportDock_13nei_3090>div{flex-direction:column;justify-content:center;gap:6px;min-width:0;padding:0 18px;display:flex}._openingTreeExportDock_13nei_3090>div b{color:var(--tree-muted);text-overflow:ellipsis;white-space:nowrap;font-size:8px;overflow:hidden}._treeExportWarning_13nei_3353{color:#ffb28f;text-overflow:ellipsis;white-space:nowrap;font-size:6px;line-height:1.2;overflow:hidden}._openingTreeExportDock_13nei_3090>label{border-left:1px solid var(--tree-line);align-content:center;gap:5px;padding:0 13px;display:grid}._openingTreeExportDock_13nei_3090 select{border:1px solid var(--tree-line);width:100%;height:27px;color:var(--tree-paper);font:700 7px var(--font-mono), monospace;background:#0d100e;outline:0;padding:0 7px}._treeExportButton_13nei_3357{border:0;border-left:1px solid var(--tree-line);min-width:0;color:var(--tree-paper);cursor:pointer;text-align:left;background:0 0;grid-template-columns:22px minmax(0,1fr);align-items:center;gap:11px;padding:0 14px;transition:background .16s,color .16s;display:grid}._treeExportButton_13nei_3357[data-format=png]{background:var(--tree-orange);color:#160c07}._treeExportButton_13nei_3357:hover{color:var(--tree-orange);background:#ff6b2c1f}._treeExportButton_13nei_3357[data-format=png]:hover{color:#160c07;background:#ff8450}._treeExportButton_13nei_3357:disabled{opacity:.3;cursor:default}._treeExportButton_13nei_3357>span{gap:5px;min-width:0;display:grid}._treeExportButton_13nei_3357 small{color:currentColor;opacity:.58;font:700 5px var(--font-mono), monospace}._treeExportButton_13nei_3357 b{text-overflow:ellipsis;white-space:nowrap;font-size:9px;line-height:1;overflow:hidden}._treeDownloadGlyph_13nei_3381{width:20px;height:20px;display:block;position:relative}._treeDownloadGlyph_13nei_3381:before{content:"";background:currentColor;width:2px;height:11px;position:absolute;top:1px;left:9px}._treeDownloadGlyph_13nei_3381:after{content:"";border:1px solid;border-top:0;height:6px;position:absolute;bottom:1px;left:2px;right:2px}._treeDownloadGlyph_13nei_3381>span{border-bottom:2px solid;border-right:2px solid;width:8px;height:8px;position:absolute;top:7px;left:6px;transform:rotate(45deg)}@keyframes _openingTreeOverlayIn_13nei_1{0%{opacity:0;clip-path:inset(0 0 0 14%);transform:translate(18px)}to{opacity:1;clip-path:inset(0);transform:translate(0)}}@keyframes _openingTreeSignalIn_13nei_1{0%{transform:scaleX(0)}to{transform:scaleX(1)}}@keyframes _treeStatusPulse_13nei_1{0%{opacity:.4;transform:scale(.72)}to{opacity:1;transform:scale(1)}}@keyframes _treeCompileSweep_13nei_1{0%{opacity:.35;transform:translate(-34px)skew(-18deg)}to{opacity:1;transform:translate(34px)skew(-18deg)}}@media (width<=1220px){._openingTreeOverlay_13nei_3033{grid-template-columns:310px minmax(0,1fr)}._openingTreeTopbar_13nei_3055:after{width:310px}._openingTreeExportDock_13nei_3090{grid-template-columns:minmax(160px,1fr) 116px 128px 136px}._treeExportWarning_13nei_3353,._openingTreeStats_13nei_3290 span:nth-child(-n+2){display:none}}@media (prefers-reduced-motion:reduce){._openingTreeOverlay_13nei_3033,._openingTreeTopbar_13nei_3055:after,._treeCompileProgress_13nei_3315 i,._localRenderState_13nei_3110 i{animation-duration:1ms!important}}._editorHeading_13nei_731{grid-template-columns:150px minmax(0,1fr) 194px 154px}._editorVisibility_13nei_823{flex-direction:column;justify-content:center;align-items:stretch;gap:6px;display:flex}._editorVisibility_13nei_823>span{color:#eff2e86b;font:550 6px var(--font-mono), monospace}._editorVisibility_13nei_823 button{width:100%;color:var(--study-paper);border-color:#d7ff3f47;transition:border-color .16s,background-color .16s,color .16s;position:relative;overflow:hidden}._editorVisibility_13nei_823 button:before{content:"";background:var(--study-signal);opacity:0;z-index:-1;transition:opacity .16s,transform .18s cubic-bezier(.22,1,.36,1);position:absolute;inset:0;transform:translate(-12px)}._editorVisibility_13nei_823 button:hover,._editorVisibility_13nei_823 button:focus-visible{border-color:var(--study-signal);color:var(--study-ink)}._editorVisibility_13nei_823 button:hover:before,._editorVisibility_13nei_823 button:focus-visible:before{opacity:1;transform:translate(0)}._editorVisibility_13nei_823 ._deleteStudyCommand_13nei_3471{color:#ffa096d1;border-color:#ff746742;height:22px;font-size:7px}._editorVisibility_13nei_823 ._deleteStudyCommand_13nei_3471:before{background:#ff7467}._deleteStudyBackdrop_13nei_3482{z-index:150;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);background:#020403d1;place-items:center;animation:.18s both _deleteStudyShadeIn_13nei_1;display:grid;position:fixed;inset:0}._deleteStudyDialog_13nei_3493{background:#0d110e;border:1px solid #ff746770;width:min(560px,100vw - 80px);animation:.26s cubic-bezier(.16,1,.3,1) both _deleteStudyPanelIn_13nei_1;box-shadow:24px 24px #0000005c}._deleteStudyDialog_13nei_3493 header{border-bottom:1px solid #ff746742;justify-content:space-between;align-items:center;height:58px;padding:0 22px;display:flex}._deleteStudyDialog_13nei_3493 header span,._deleteStudyDialog_13nei_3493>div>span{color:#ff8d82;font:650 7px var(--font-mono), monospace}._deleteStudyDialog_13nei_3493 header b{font-size:14px}._deleteStudyDialog_13nei_3493>div{padding:30px 22px 26px}._deleteStudyDialog_13nei_3493 h2{letter-spacing:0;text-wrap:pretty;margin:12px 0;font-size:23px}._deleteStudyDialog_13nei_3493 p{color:var(--study-muted);margin:0;font-size:11px;line-height:1.8}._deleteStudyDialog_13nei_3493 footer{border-top:1px solid var(--study-line);grid-template-columns:1fr 1fr;display:grid}._deleteStudyDialog_13nei_3493 footer button{height:54px;color:var(--study-paper);cursor:pointer;font:inherit;background:0 0;border:0;font-size:10px;transition:background-color .16s,color .16s}._deleteStudyDialog_13nei_3493 footer button+button{border-left:1px solid var(--study-line);color:var(--study-ink);background:#ff7467;font-weight:800}._deleteStudyDialog_13nei_3493 footer button:hover,._deleteStudyDialog_13nei_3493 footer button:focus-visible{background:var(--study-paper);color:var(--study-ink)}@keyframes _deleteStudyShadeIn_13nei_1{0%{opacity:0}}@keyframes _deleteStudyPanelIn_13nei_1{0%{opacity:0;clip-path:inset(0 0 100%);transform:translateY(14px)}to{opacity:1;clip-path:inset(0);transform:translateY(0)}}._compactMoveCluster_13nei_2699,._compactMoveGroup_13nei_1991{vertical-align:bottom}._compactMoveGroup_13nei_1991{align-items:flex-end;line-height:1}._compactMoveGroup_13nei_1991>i{box-sizing:border-box;align-items:flex-end;height:27px;padding-bottom:6px;line-height:1;display:inline-flex}._compactMoveGroup_13nei_1991>button{vertical-align:bottom;align-self:flex-end}._compactVariation_13nei_2049 ._compactMoveGroup_13nei_1991>button._isActive_13nei_174{background:var(--study-signal);color:var(--study-ink);box-shadow:0 0 0 1px #d7ff3f80,0 0 12px #d7ff3f24}._compactVariation_13nei_2049 ._compactMoveGroup_13nei_1991>button._isActive_13nei_174 em{color:var(--study-ink)}._studyContextMenu_13nei_2754 button{transition:background-color .15s,border-color .15s,color .15s,opacity .15s,transform .18s cubic-bezier(.22,1,.36,1)}._contextMoveActions_13nei_2805 button:hover,._contextMoveActions_13nei_2805 button:focus-visible{color:var(--study-ink);background:#d7ff3feb}._contextMoveActions_13nei_2805 button:hover span,._contextMoveActions_13nei_2805 button:focus-visible span{color:var(--study-ink)}._contextMoveActions_13nei_2805 button:last-child:hover,._contextMoveActions_13nei_2805 button:last-child:focus-visible{background:#ff7166eb}._contextSymbols_13nei_2832 button:hover,._contextSymbols_13nei_2832 button:focus-visible,._contextSymbols_13nei_2832 button._isActive_13nei_174{transform:translateY(-1px)}._contextVariationColors_13nei_2855 button:hover,._contextVariationColors_13nei_2855 button:focus-visible{border-color:var(--study-signal);color:var(--study-paper);background:#d7ff3f14}._contextComment_13nei_2874 button:hover,._contextComment_13nei_2874 button:focus-visible,._unitContextActions_13nei_2897 button:first-child:hover,._unitContextActions_13nei_2897 button:first-child:focus-visible{background:#efff9a}._unitContextActions_13nei_2897 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