:root{--bg:#1e1e1e;--surface:#2a2a2a;--surface-2:#242424;--border:#3a3a3a;--border-light:#4a4a4a;--text:#ccc;--text-secondary:#888;--text-muted:#666;--accent:#c8a45c;--accent-hover:#d8b673;--on-accent:#17191b;--success:#5a9e5a;--danger:#c0564b;--warning:#c99a3a;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;color:var(--text);background-color:var(--bg);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}*{box-sizing:border-box}.docs-library{text-align:left;width:100%;max-width:1060px;margin:0 auto;padding:clamp(1rem,3vw,2rem)}.docs-library-header{border:1px solid var(--border);background:linear-gradient(115deg,#c8a45c12,#2a2a2ad1 42%);border-radius:14px;justify-content:space-between;align-items:center;gap:1rem;margin-bottom:1.5rem;padding:1.15rem 1.3rem;display:flex}.docs-library-header h1{letter-spacing:-.035em;margin:.2rem 0 .35rem;font-size:1.9rem}.docs-library-header p,.docs-panel-title p{color:var(--text-secondary);margin:0;font-size:.88rem}.docs-library-actions{align-items:center;gap:.4rem;display:flex}.docs-library-actions>button:not(.docs-primary),.docs-header-actions>button:not(.docs-toggle){border:1px solid var(--border);background:var(--surface);color:var(--text-secondary);cursor:pointer;border-radius:7px;padding:.42rem .65rem}.docs-kicker{color:var(--accent-hover);text-transform:uppercase;letter-spacing:.1em;font-size:.68rem;font-weight:750}.docs-primary{border:1px solid var(--accent);background:var(--accent);color:var(--on-accent);cursor:pointer;border-radius:8px;padding:.62rem .95rem;font-weight:700}.docs-primary:hover{background:var(--accent-hover)}.docs-list{flex-direction:column;gap:.55rem;display:flex}.docs-row{border:1px solid var(--border);background:var(--surface);border-radius:10px;grid-template-columns:minmax(0,1fr) auto;align-items:start;gap:.25rem;min-width:0;display:grid}.docs-row-open,.docs-row-open:hover:not(:disabled),.docs-row-open:active:not(:disabled){border-radius:inherit;background:var(--surface);width:100%;min-width:0;color:inherit;text-align:left;cursor:pointer;border:0;flex-direction:column;justify-content:flex-start;align-items:flex-start;padding:.8rem .95rem;display:flex;transform:none}.docs-row-title{color:var(--text);text-overflow:ellipsis;white-space:nowrap;font-size:1.02rem;font-weight:720;overflow:hidden}.docs-row-date{color:var(--text-muted);margin-top:.18rem;font-size:.68rem}.docs-row-open p{color:var(--text-secondary);text-align:left;-webkit-line-clamp:2;-webkit-box-orient:vertical;margin:.45rem 0 0;font-size:.78rem;line-height:1.45;display:-webkit-box;overflow:hidden}.docs-delete{color:var(--text-muted);cursor:pointer;background:0 0;border:1px solid #0000;border-radius:6px;place-self:start end;margin:.45rem .45rem 0 0;padding:.1rem .4rem;font-size:1.15rem}.docs-delete:hover:not(:disabled),.docs-delete:active:not(:disabled){background:0 0;border-color:#0000;transform:none}.docs-delete:hover{color:var(--danger)}.docs-delete.confirm{color:#f09a91;border-color:#c0564b8c;padding:.28rem .45rem;font-size:.68rem}.docs-delete.confirm:hover{background:#c0564b1f}.docs-delete-error{color:#f09a91;font-size:.78rem}.docs-empty{text-align:center;max-width:440px;margin:10vh auto}.docs-empty-mark{border:1px solid var(--border-light);width:50px;height:58px;color:var(--accent-hover);border-radius:5px;place-items:center;margin:auto;font-size:1.4rem;display:grid}.docs-empty h2{margin-bottom:.35rem}.docs-empty p,.docs-muted,.docs-loading{color:var(--text-secondary)}.docs-empty .docs-primary{margin-top:.7rem}.docs-empty-mark{background:#c8a45c14;border-radius:14px;width:54px;height:54px;font-size:1.6rem}.page.docs-editor-page{flex-direction:column;width:100%;max-width:none;height:100%;min-height:0;margin:0;padding:.2rem clamp(.25rem,.45vw,.55rem) .35rem;display:flex;overflow:hidden}.docs-editor-header{flex:none;align-items:center;gap:.7rem;min-height:44px;margin-bottom:.5rem;display:flex}.docs-back{color:var(--text-secondary);cursor:pointer;background:0 0;border:0;flex:none;font-weight:650}.docs-title-input{min-width:0;color:var(--text);background:0 0;border:0;outline:0;flex:1;font-size:1.15rem;font-weight:700}.docs-reader-title{min-width:0;color:var(--text);text-overflow:ellipsis;white-space:nowrap;flex:1;margin:0;font-size:1.15rem;overflow:hidden}.docs-header-actions{flex:auto;align-items:center;gap:.3rem;min-width:0;display:flex}.docs-share-inline{flex:auto;align-items:center;gap:.25rem;min-width:0;display:flex}.docs-share-inline input{text-overflow:ellipsis;white-space:nowrap;border:1px solid var(--border);background:var(--surface-2);width:0;min-width:0;color:var(--text-secondary);border-radius:6px;flex:auto;padding:.42rem .5rem;font:.68rem/1.2 ui-monospace,SFMono-Regular,Menlo,monospace;overflow:hidden}.docs-share-inline button{border:1px solid var(--border);background:var(--surface);color:var(--text-secondary);cursor:pointer;border-radius:6px;flex:none;padding:.42rem .6rem;font-size:.72rem}.docs-share-inline button:disabled{opacity:.55;cursor:default}.docs-share-status{color:var(--text-muted);text-align:right;flex:none;margin:-.3rem 0 .35rem auto;font-size:.65rem}.docs-save-state{color:var(--text-muted);margin-right:.35rem;font-size:.72rem}.docs-toggle{border:1px solid var(--border);background:var(--surface);color:var(--text-secondary);cursor:pointer;border-radius:7px;padding:.38rem .65rem}.docs-toggle.active{border-color:var(--accent);color:var(--accent-hover)}.docs-workbench{--docs-left-width:50%;grid-template-columns:minmax(0, var(--docs-left-width)) 10px minmax(0, 1fr);flex:auto;align-items:stretch;column-gap:.4rem;min-height:0;display:grid}.docs-pane-divider{cursor:col-resize;touch-action:none;-webkit-user-select:none;user-select:none;border-radius:8px;outline:none;align-self:stretch;width:10px;min-height:0}body.docs-resizing,body.docs-resizing *{cursor:col-resize!important;-webkit-user-select:none!important;user-select:none!important}.docs-pane-divider:after{width:2px;height:100%;min-height:inherit;background:var(--border);content:"";border-radius:2px;margin:0 auto;display:block}.docs-pane-divider:hover:after,.docs-pane-divider:focus-visible:after{background:var(--accent)}.docs-writing{border:1px solid var(--border);background:var(--surface-2);border-radius:10px;flex-direction:column;min-width:0;height:100%;min-height:0;display:flex;overflow:hidden}.docs-raw-insertbar{border-bottom:1px solid var(--border);background:color-mix(in srgb, var(--surface) 55%, transparent);flex:none;gap:.45rem;padding:.55rem .65rem;display:grid}.docs-raw-insert-actions{grid-template-columns:repeat(2,minmax(0,1fr));gap:.4rem;display:grid}.docs-raw-insert-actions button{border:1px solid var(--border);background:var(--surface);min-width:0;color:var(--text);text-align:left;cursor:pointer;border-radius:7px;gap:.15rem;padding:.5rem .6rem;display:grid}.docs-raw-insert-actions button:hover{border-color:var(--accent)}.docs-raw-insert-actions button strong{font-size:.74rem}.docs-raw-insert-actions button small{color:var(--text-muted);font-size:.63rem}.docs-raw-insert-actions button.docs-primary small{color:#ffffffd6}.docs-insertion-marker{border:1px solid color-mix(in srgb, var(--accent) 28%, var(--border));background:color-mix(in srgb, var(--accent) 6%, var(--surface));border-radius:6px;align-items:center;gap:.45rem;min-width:0;padding:.35rem .5rem;display:flex}.docs-insertion-dot{background:var(--accent);border-radius:50%;flex:none;width:7px;height:7px}.docs-insertion-marker>span:last-child{gap:.05rem;min-width:0;display:grid}.docs-insertion-marker strong,.docs-recent-heading strong{color:var(--text-secondary);font-size:.65rem}.docs-insertion-marker small,.docs-recent-heading small,.docs-no-recent{color:var(--text-muted);text-overflow:ellipsis;white-space:nowrap;font-size:.61rem;overflow:hidden}.docs-insert-notice{color:var(--accent-hover);font-size:.65rem}.docs-recent-positions{gap:.25rem;min-width:0;display:grid}.docs-recent-heading{justify-content:space-between;align-items:baseline;gap:.4rem;min-width:0;display:flex}.docs-recent-heading small{text-align:right}.docs-recent-list{gap:.2rem;max-height:116px;display:grid;overflow:auto}.docs-recent-list article{align-items:center;gap:.25rem;min-width:0;display:flex}.docs-recent-list article>span{min-width:0;color:var(--text-secondary);text-overflow:ellipsis;white-space:nowrap;flex:auto;font-size:.63rem;overflow:hidden}.docs-recent-list article button{border:1px solid var(--border);background:var(--surface);color:var(--text-secondary);cursor:pointer;border-radius:5px;flex:none;padding:.22rem .36rem;font-size:.59rem}.docs-recent-list article button:hover{border-color:var(--accent);color:var(--text)}.docs-recent-list article button.docs-continue-line{color:var(--accent-hover)}.docs-preview-panel{flex-direction:column;min-width:0;min-height:0;display:flex;overflow:hidden}.docs-panel-heading{border:1px solid var(--border);background:var(--surface-2);color:var(--text);border-radius:9px 9px 0 0;flex:none;justify-content:space-between;align-items:center;gap:.6rem;padding:.45rem .7rem;font-size:.76rem;display:flex}.docs-panel-heading span{color:var(--text-muted);font-size:.66rem}.docs-preview-panel .docs-preview-readonly{border-radius:0 0 10px 10px}.docs-engine-panel,.docs-position-explorer{border:1px solid var(--border);background:#0000001f;border-radius:7px;gap:.28rem;min-width:0;padding:.38rem;display:grid}.docs-engine-toggle,.docs-position-tool-heading button{border:1px solid var(--border);background:var(--surface);min-height:26px;color:var(--text-secondary);cursor:pointer;border-radius:5px;justify-self:start;align-items:center;gap:.35rem;padding:.22rem .42rem;font-size:.65rem;display:inline-flex}.docs-engine-indicator{background:var(--text-muted);border-radius:50%;width:8px;height:8px}.docs-engine-indicator.on{background:var(--success)}.docs-engine-content{grid-template-columns:26px minmax(0,1fr);align-items:stretch;gap:.4rem;min-width:0;display:grid}.docs-engine-lines{gap:.18rem;display:grid}.docs-engine-lines>div{grid-template-columns:34px minmax(0,1fr);align-items:baseline;gap:.3rem;min-width:0;display:grid}.docs-engine-lines>div>span{color:var(--accent-hover);font-size:.64rem;font-weight:700}.docs-engine-lines small,.docs-position-explorer small{color:var(--text-muted);text-overflow:ellipsis;font-size:.61rem;line-height:1.35;overflow:hidden}.docs-position-tool-heading{justify-content:space-between;align-items:center;gap:.35rem;display:flex}.docs-position-tool-heading strong{color:var(--text-secondary);font-size:.66rem}.docs-position-tool-heading button{min-height:23px}.docs-position-tool-heading button:disabled{opacity:.45;cursor:default}.docs-explorer-opening{color:var(--text);text-overflow:ellipsis;white-space:nowrap;font-size:.65rem;overflow:hidden}.docs-explorer-moves{flex-wrap:wrap;gap:.2rem;display:flex}.docs-explorer-moves>span{border:1px solid var(--border);color:var(--text);border-radius:4px;align-items:center;gap:.2rem;padding:.15rem .25rem;font-size:.62rem;display:flex}.docs-explorer-moves>span small{font-size:.56rem}.docs-outline{border-bottom:1px solid var(--border);flex:none;align-items:flex-start;gap:.45rem;padding:.4rem .65rem;display:flex}.docs-outline>span{color:var(--text-muted);flex:none;padding-top:.28rem;font-size:.65rem}.docs-outline>div{grid-template-columns:repeat(auto-fit,minmax(145px,1fr));gap:.15rem .3rem;width:100%;max-height:94px;display:grid;overflow:auto}.docs-outline button,.docs-outline button:hover:not(:disabled),.docs-outline button:active:not(:disabled){min-width:0;color:var(--text-secondary);text-align:left;text-overflow:ellipsis;white-space:nowrap;cursor:pointer;background:0 0;border:0;border-radius:4px;padding-top:.2rem;padding-bottom:.2rem;font-size:.68rem;overflow:hidden;transform:none}.docs-outline button:hover:not(:disabled),.docs-outline button.active{color:var(--accent-hover);background:#c8a45c1a}.docs-preview-pane{flex-direction:column;flex:auto;min-width:0;min-height:0;display:flex;overflow:hidden}.docs-preview-pane .docs-outline{border:1px solid var(--border);background:var(--surface-2);border-radius:9px;margin-bottom:.45rem}.docs-panel-title{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;gap:.7rem;padding:.8rem .9rem;display:flex}.docs-panel-title h2{margin:0 0 .15rem;font-size:.94rem}.docs-panel-title p{font-size:.73rem}.docs-panel-title>span{color:var(--text-muted);flex:none;font-size:.68rem}.docs-left-header{border-bottom:1px solid var(--border);flex:none;justify-content:space-between;align-items:center;gap:.65rem;padding:.38rem .55rem;display:flex}.docs-left-header>div:first-child{align-items:baseline;gap:.5rem;min-width:0;display:flex}.docs-left-header strong{color:var(--text);font-size:.76rem}.docs-left-header>div:first-child>span{color:var(--text-muted);font-size:.68rem}.docs-view-toggles{flex:none;gap:.2rem;display:flex}.docs-view-toggles button{min-height:26px;color:var(--text-muted);cursor:pointer;background:0 0;border:1px solid #0000;border-radius:5px;padding:.22rem .38rem;font-size:.63rem}.docs-view-toggles button.active{border-color:var(--border);background:var(--surface);color:var(--text-secondary)}.docs-view-toggles button:hover{color:var(--text)}.docs-preview-readonly{border:1px solid var(--border);background:var(--surface-2);border-radius:12px;flex:auto;min-height:0;padding:clamp(.8rem,2vw,1.4rem);overflow:auto}.docs-preview-readonly>h1{color:var(--text);margin:1.4rem 0;font-size:clamp(1.8rem,3vw,2.4rem)}.docs-preview-readonly .docs-shared-reader{background:0 0;border:0;width:100%;padding:clamp(.4rem,1.5vw,1rem) 0}.docs-markdown-input{resize:none;width:100%;min-height:0;color:var(--text);font:inherit;-webkit-user-select:text;user-select:text;background:0 0;border:0;outline:0;flex:1;padding:1rem;font-size:.9rem;font-weight:450;line-height:1.75}.docs-help{border-top:1px solid var(--border);color:var(--text-muted);padding:.6rem .9rem;font-size:.7rem;line-height:1.5}.docs-help code,.docs-prose code{color:var(--accent-hover)}.docs-line-controls button{border:1px solid var(--border);background:var(--surface);min-width:36px;min-height:34px;color:var(--text);cursor:pointer;border-radius:6px}.docs-line-controls button:disabled{opacity:.4;cursor:default}.docs-reader{border:1px solid var(--border);background:var(--surface-2);border-radius:12px;flex:auto;width:100%;max-width:none;min-height:0;margin:0;padding:clamp(.8rem,2vw,1.5rem);overflow:auto}.docs-shared-page{width:min(1040px,100% - 2rem);margin:2rem auto}.docs-shared-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;gap:1rem;padding-bottom:1rem;font:.78rem/1.4 -apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;display:flex}.docs-shared-header a{color:var(--accent-hover);letter-spacing:.14em;font-weight:800;text-decoration:none}.docs-shared-header a span{color:var(--text);margin-left:.3em}.docs-shared-header small{color:var(--text-muted)}.docs-shared-page>h1{color:var(--text);margin:1.5rem 0;font-size:clamp(1.8rem,4vw,2.8rem)}.docs-shared-reader{flex:none;padding:clamp(1rem,3vw,2rem);overflow:visible}.docs-book{color:#dedbd3;max-width:760px;margin:0 auto;font-family:inherit;font-size:clamp(1.02rem,1.6vw,1.16rem);line-height:1.72}.docs-prose h1,.docs-prose h2,.docs-prose h3,.docs-prose h4{color:var(--text);line-height:1.25}.docs-prose h1{margin:0 0 1.5rem;font-size:clamp(2rem,4vw,2.8rem)}.docs-prose h2{margin:2.4rem 0 .8rem;font-size:clamp(1.45rem,2.4vw,1.85rem)}.docs-prose h3{margin:1.8rem 0 .55rem;font-size:1.3rem}.docs-prose p{margin:0 0 1.1rem}.docs-prose ul{padding-left:1.4rem}.docs-table-wrap{border:1px solid var(--border);border-radius:8px;max-width:100%;margin:1rem 0 1.25rem;overflow-x:auto}.docs-table{border-collapse:collapse;width:max-content;min-width:100%;color:var(--text-secondary);font-size:.82em;line-height:1.45}.docs-table th,.docs-table td{border-right:1px solid var(--border);border-bottom:1px solid var(--border);min-width:6rem;padding:.5rem .65rem}.docs-table th:last-child,.docs-table td:last-child{border-right:0}.docs-table th{background:var(--surface);color:var(--text);font-weight:650}.docs-table tbody tr:last-child td{border-bottom:0}.docs-chess-block{border:1px solid var(--border);background:var(--surface);border-radius:10px;grid-template-columns:minmax(240px,.9fr) minmax(180px,.65fr);align-items:center;gap:clamp(.8rem,3vw,1.5rem);margin:1.8rem 0;padding:.75rem;display:grid}.docs-chess-block.focused{border-color:var(--accent-hover);box-shadow:0 0 0 2px color-mix(in srgb, var(--accent-hover) 24%, transparent)}.docs-focus-board{border:1px solid var(--border);background:var(--surface-2);color:var(--text-secondary);font:inherit;cursor:pointer;border-radius:5px;margin:0 0 .55rem;padding:.25rem .5rem;font-size:.7rem;font-weight:650}.docs-focus-board.active,.docs-focus-status{border-color:color-mix(in srgb, var(--accent-hover) 50%, var(--border));color:var(--accent-hover)}.docs-focus-status{border:1px solid var(--border);background:var(--surface-2);border-radius:5px;align-self:center;padding:.2rem .4rem;font-size:.7rem;font-weight:650}.docs-delete-diagram{border:1px solid var(--border);color:var(--text-muted);font:inherit;cursor:pointer;background:0 0;border-radius:5px;justify-self:start;margin-top:.7rem;padding:.3rem .5rem;font-size:.7rem}.docs-delete-diagram:hover{border-color:var(--danger);color:var(--danger)}.docs-delete-diagram.confirm{border-color:var(--danger);background:color-mix(in srgb, var(--danger) 12%, transparent);color:var(--danger)}.docs-chess-board{aspect-ratio:1;width:100%}.docs-position-setup{border-bottom:1px solid var(--border);gap:.4rem;margin-bottom:.6rem;padding-bottom:.55rem;display:grid}.docs-position-setup>div{gap:.3rem;display:flex}.docs-position-setup button{border:1px solid var(--border);background:var(--surface-2);min-height:29px;color:var(--text-secondary);cursor:pointer;border-radius:5px;padding:.25rem .45rem;font-size:.65rem}.docs-position-setup button:hover{border-color:var(--border-light);color:var(--text)}.docs-piece-tray{gap:.12rem;display:grid}.docs-piece-tray>span{color:var(--text-muted);font-size:.59rem}.docs-piece-tray>div{grid-template-columns:repeat(6,30px);gap:.12rem;display:grid}.docs-piece-tray button{cursor:grab;touch-action:none;-webkit-user-select:none;user-select:none;background:0 0;border-color:#0000;place-items:center;width:30px;height:30px;padding:0;display:grid}.docs-piece-tray button:hover{border-color:var(--border);background:var(--surface-2)}.docs-piece-tray button:active{cursor:grabbing}.docs-piece-tray button img,.docs-piece-drag-image{object-fit:contain;pointer-events:none;width:27px;height:27px}.docs-piece-drag-image{z-index:2000;filter:none;box-shadow:none;position:fixed;transform:translate(-50%,-50%)}.docs-chess-block figcaption{min-width:0;color:var(--text-secondary);font:.82rem/1.55 -apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}.docs-preview-diagram{margin:1rem 0}.docs-preview-diagram .docs-chess-block{margin:.25rem 0}.docs-preview-diagram-actions{justify-content:space-between;align-items:center;gap:.5rem;margin-bottom:.35rem;display:flex}.docs-preview-diagram-actions span{color:var(--text-muted);font-size:.64rem}.docs-preview-diagram-actions button{border:1px solid var(--border);background:var(--surface);color:var(--text-secondary);cursor:pointer;border-radius:6px;padding:.3rem .55rem;font-size:.68rem}.docs-preview-diagram-actions button.docs-primary{color:var(--accent-hover)}.docs-caption{color:var(--text);margin-bottom:.7rem;font-size:.9rem}.docs-line-controls{align-items:center;gap:.45rem;display:flex}.docs-line-controls span{flex:1}.docs-movelist{margin:.65rem 0 0}.docs-move-notation{color:var(--text-muted);flex-wrap:wrap;gap:.12rem .55rem;margin:.65rem 0 0;padding:0;font-size:.78rem;list-style:none;display:flex}.docs-move-notation li{padding-left:.05rem}.docs-move-notation button{color:var(--text-secondary);cursor:pointer;background:0 0;border:0;padding:.12rem .2rem}.docs-move-notation button.active{color:var(--accent-hover)}.docs-move-tree{border:1px solid var(--border);background:#0000001f;border-radius:7px;gap:.12rem;max-height:180px;margin:.65rem 0;padding:.35rem;display:grid;overflow:auto}.docs-move-tree-row{align-items:center;gap:.18rem;min-width:max-content;min-height:25px;display:flex}.docs-tree-number{color:var(--text-muted);padding:0 .15rem;font-size:.72rem}.docs-tree-move{color:var(--text-secondary);cursor:pointer;background:0 0;border:0;border-radius:4px;padding:.18rem .3rem;font-size:.76rem}.docs-tree-move:hover{background:var(--surface-2);color:var(--text)}.docs-tree-move.active{color:var(--accent-hover);background:#c8a45c33}.docs-inline-caption{color:var(--text-muted);gap:.2rem;margin:.35rem 0;font-size:.68rem;display:grid}.docs-inline-caption input{border:1px solid var(--border);background:var(--surface-2);width:100%;min-width:0;color:var(--text);font:inherit;border-radius:5px;padding:.35rem .45rem}.docs-inline-caption input:read-only{background:0 0;border-color:#0000;padding-left:0}.docs-position-caption{color:var(--text-secondary);margin:.45rem 0;font-size:.78rem;line-height:1.45}.docs-edit-hint{color:var(--text-muted);margin:.5rem 0;font-size:.66rem}.docs-edit-block{color:var(--accent-hover);cursor:pointer;background:0 0;border:0;margin-top:.7rem}.analysis-workspace-heading{border:1px solid var(--border);background:linear-gradient(115deg,#c8a45c12,#2a2a2ad1 42%);border-radius:12px;justify-content:space-between;align-items:center;gap:1rem;margin-bottom:1rem;padding:.85rem 1rem;display:flex}.analysis-workspace-title{flex-wrap:wrap;align-items:center;gap:.85rem;min-width:0;display:flex}.analysis-workspace-title h1{color:var(--text);letter-spacing:-.02em;margin:0;font-size:1.35rem}.analysis-workspace-actions{flex-wrap:wrap;gap:.45rem;display:flex}.analysis-workspace-actions button{min-height:38px;padding:.45rem .75rem;font-size:.8rem}.analysis-position-status{flex-wrap:wrap;align-items:center;gap:.4rem;display:flex}.analysis-turn-chip,.analysis-validity-chip{border:1px solid var(--border);min-height:29px;color:var(--text-secondary);white-space:nowrap;background:#14141459;border-radius:999px;align-items:center;gap:.4rem;padding:.25rem .55rem;font-size:.72rem;font-weight:650;line-height:1;display:inline-flex}.analysis-turn-disc{border:1px solid #ffffff47;border-radius:50%;width:10px;height:10px}.analysis-turn-disc.white{background:#f3f0e7;box-shadow:inset 0 0 0 2px #1e1e1e26}.analysis-turn-disc.black{background:#252525;box-shadow:inset 0 0 0 2px #ffffff29}.analysis-validity-chip i{background:currentColor;border-radius:50%;width:7px;height:7px}.analysis-validity-chip.valid{color:#83bf8d;border-color:#64a67047}.analysis-validity-chip.missing-kings{color:#d8ad52;border-color:#c99a3a52}.analysis-validity-chip.invalid{color:#df8278;border-color:#c0564b59}.analysis-board-panel{border:1px solid var(--border);background:linear-gradient(155deg,#ffffff06,#1e1e1ef5 30%);border-radius:14px;min-width:0;max-width:100%;padding:.7rem}.analysis-board-actions{border-top:1px solid var(--border);margin-top:.5rem;padding-top:.6rem}.analysis-board-actions .analysis-secondary-action{color:var(--text-secondary);background:0 0}.analysis-board-actions .analysis-new-game-action{color:var(--accent-hover);border-color:#c8a45c73}.analysis-piece-catalog{touch-action:none;-webkit-user-select:none;user-select:none;flex-direction:column;gap:.08rem;margin:.1rem 0 .25rem;display:flex}.analysis-piece-catalog-label{color:var(--text-muted);letter-spacing:.05em;text-transform:uppercase;font-size:.63rem;font-weight:700}.analysis-piece-catalog-items{grid-template-columns:repeat(6,minmax(0,1fr));align-items:center;gap:.1rem;display:grid}.analysis-piece-catalog-piece{cursor:grab;touch-action:none;-webkit-user-select:none;user-select:none;background:0 0;border:1px solid #0000;border-radius:6px;place-items:center;min-width:0;padding:0;display:grid}.analysis-piece-catalog-piece:hover{background:var(--surface);border-color:var(--border)}.analysis-piece-catalog-piece:active{cursor:grabbing}.analysis-piece-catalog-piece img,.analysis-piece-drag-image{object-fit:contain;pointer-events:none;display:block}.analysis-piece-drag-image{z-index:2000;filter:none;box-shadow:none;position:fixed;transform:translate(-50%,-50%)}@media (width<=850px){.docs-workbench{grid-template-rows:minmax(0,.9fr) minmax(0,1.2fr);grid-template-columns:minmax(0,1fr);row-gap:.45rem}.docs-workbench.raw-only{grid-template-rows:minmax(0,1fr)}.docs-pane-divider{display:none}.docs-writing{height:100%;min-height:0}.docs-reader{min-height:0}}@media (width<=560px){.docs-library-header{flex-direction:column;align-items:flex-start;padding:.9rem}.docs-library-actions{width:100%}.docs-library-actions .docs-primary{flex:1}.docs-list{gap:.55rem}.docs-library-actions{flex-wrap:wrap;justify-content:flex-end}.docs-library-actions>button:not(.docs-primary){padding:.48rem .55rem;font-size:.72rem}.page.docs-editor-page{padding:.25rem .35rem calc(1rem + env(safe-area-inset-bottom))}.docs-editor-header{flex-wrap:wrap;gap:.3rem}.docs-left-header{flex-wrap:wrap}.docs-left-header>div:first-child{flex:auto}.docs-back{padding-left:0}.docs-title-input{flex:1 0 100%;order:3;padding:.4rem .2rem}.docs-header-actions{flex-wrap:wrap;width:100%;margin-left:0}.docs-share-inline{flex:100%;min-width:0}.docs-save-state{font-size:.64rem}.docs-chess-block{grid-template-columns:minmax(0,1fr)}.docs-chess-board{width:min(100%,420px);margin:auto}.docs-chess-block figcaption{padding:.1rem .35rem .35rem}.docs-outline>div{grid-template-columns:repeat(auto-fit,minmax(120px,1fr));max-height:76px}}@media (width<=600px){.analysis-workspace-heading{flex-direction:column;align-items:stretch;gap:.75rem;padding:.75rem}.analysis-workspace-title{justify-content:space-between;gap:.55rem}.analysis-workspace-actions{grid-template-columns:1fr;display:grid}.analysis-workspace-actions button{padding:.45rem .55rem}.analysis-board-panel{border-radius:10px;padding:.35rem}}.shared-page{width:min(1120px,100%);min-height:100dvh;margin:0 auto;padding:clamp(1rem,3vw,2rem)}.shared-state-page{place-items:center;min-height:100dvh;padding:1.25rem;display:grid}.shared-state-page section{border:1px solid var(--border);background:var(--surface);border-radius:14px;width:min(520px,100%);padding:1.5rem}.shared-state-page h1{margin:.35rem 0;font-size:1.55rem}.shared-state-page p{margin-bottom:0}.shared-header{justify-content:space-between;align-items:center;gap:1.25rem;margin-bottom:1.4rem;display:flex}.shared-heading{min-width:0}.shared-kicker{color:var(--accent-hover);letter-spacing:.1em;text-transform:uppercase;font-size:.72rem;font-weight:750}.shared-heading h1{color:var(--text);overflow-wrap:anywhere;margin:.25rem 0 .35rem;font-size:clamp(1.55rem,4vw,2.15rem);line-height:1.15}.shared-heading p{max-width:680px;color:var(--text-secondary);white-space:pre-wrap;margin:0;line-height:1.55}.shared-import{border-radius:9px;flex:none;padding:.7rem 1rem}.shared-auth{width:min(440px,100%);margin:0 0 1rem auto}.shared-modebar{align-items:center;gap:.35rem;margin-bottom:.9rem;display:flex}.shared-modebar button{min-height:38px}.shared-linecount{color:var(--text-secondary);margin-left:.55rem;font-size:.8rem}.shared-layout{grid-template-columns:minmax(0,1.15fr) minmax(300px,.85fr);align-items:start;gap:1rem;display:grid}.shared-board{min-width:0}.shared-board-frame{border:1px solid var(--border);background:var(--surface);border-radius:12px;width:min(100%,620px);margin:0 auto;overflow:hidden}.shared-lines{border:1px solid var(--border);background:var(--surface);border-radius:12px;gap:.65rem;min-width:0;max-height:min(76dvh,760px);padding:1rem;overflow:auto}.shared-drillbar{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.7rem;margin-top:.75rem;display:flex}.shared-footer{color:var(--text-muted);margin-top:1rem;font-size:.76rem;line-height:1.5}@media (width<=700px){.shared-page{padding:1rem .8rem calc(1.5rem + env(safe-area-inset-bottom))}.shared-header{flex-direction:column;align-items:stretch;gap:.9rem;margin-bottom:1rem}.shared-import{width:100%;min-height:44px}.shared-auth{margin-right:auto}.shared-layout{grid-template-columns:minmax(0,1fr);gap:.85rem}.shared-board-frame{border-radius:9px;width:100%}.shared-lines{max-height:none;padding:.8rem}.shared-modebar{flex-wrap:wrap}}html,body,#root{overscroll-behavior:none;width:100%;height:100%;margin:0;padding:0;overflow:hidden}body{background-color:var(--bg);color:var(--text);-webkit-user-select:none;user-select:none;-webkit-touch-callout:none;touch-action:manipulation}img,svg{-webkit-user-drag:none;-webkit-user-select:none;user-select:none}input,textarea,[contenteditable=true],.selectable{-webkit-user-select:text;user-select:text}a{color:var(--accent-hover);text-decoration:none}a:hover{text-decoration:underline}h1,h2,h3{white-space:nowrap;margin:0;font-weight:600}button{color:var(--text);background-color:var(--surface);border:1px solid var(--border-light);cursor:pointer;touch-action:manipulation;-webkit-tap-highlight-color:transparent;white-space:nowrap;text-overflow:ellipsis;border-radius:6px;flex-shrink:0;justify-content:center;align-items:center;max-width:100%;padding:.32rem .8rem;font-family:inherit;font-size:.86rem;transition:background-color .12s,border-color .12s,transform .1s;display:inline-flex;overflow:hidden}button p,button .allow-wrap{white-space:normal;text-overflow:clip;overflow:visible}button:hover:not(:disabled){background-color:var(--border)}button.google-auth-button,button.google-auth-button:hover:not(:disabled),button.google-auth-button:active:not(:disabled){background:var(--surface);width:100%;min-height:44px;color:var(--text);box-shadow:none;border:1px solid #c8a45c80;border-radius:6px;justify-content:center;align-items:center;gap:.65rem;font-family:inherit;font-size:.9rem;font-weight:600;display:flex;transform:none}button.google-auth-button:hover:not(:disabled){border-color:var(--accent);background:#c8a45c21}button.google-auth-button:active:not(:disabled){border-color:var(--accent-hover);background:#c8a45c33}button:active:not(:disabled){background-color:var(--border-light);transform:scale(.97)}button.card{transition:transform .12s,border-color .15s,background-color .12s}button.card:hover:not(:disabled){background-color:var(--surface);border-color:#d9a94a73}button.card:active:not(:disabled){background-color:var(--surface);transform:scale(.985)}button:disabled{opacity:.45;cursor:default}button.primary{background-color:var(--accent);border-color:var(--accent-hover);color:var(--on-accent);font-weight:700}button.primary:hover:not(:disabled),button.primary:active:not(:disabled){background-color:var(--accent-hover);color:var(--on-accent)}button.pill-icon:hover:not(:disabled),button.pill-icon:active:not(:disabled){color:var(--text);background-color:#0000}button.danger{border-color:var(--danger);color:#e0897f}button.danger:hover:not(:disabled){background-color:#3a2826}button.icon-x{color:var(--text-muted);background:0 0;border:none;border-radius:50%;flex:none;justify-content:center;align-items:center;width:26px;height:26px;padding:0;font-size:.85rem;line-height:1;display:inline-flex}button.icon-x:hover:not(:disabled),button.icon-x:active:not(:disabled){color:#e0897f;background-color:#c0564b29}button.icon-btn{color:var(--text-muted);background:0 0;border:none;border-radius:50%;flex:none;justify-content:center;align-items:center;width:26px;height:26px;padding:0;font-size:.85rem;line-height:1;display:inline-flex}button.icon-btn:hover:not(:disabled),button.icon-btn:active:not(:disabled){color:var(--text);background-color:#ffffff14}input[type=checkbox],input[type=radio]{appearance:none;background-color:var(--surface-2);border:1px solid var(--border-light);cursor:pointer;border-radius:4px;flex:none;place-content:center;width:16px;height:16px;margin:0;transition:background-color .12s,border-color .12s;display:inline-grid}input[type=radio]{border-radius:50%}input[type=checkbox]:hover:not(:disabled),input[type=radio]:hover:not(:disabled){border-color:var(--accent)}input[type=checkbox]:checked,input[type=radio]:checked{background-color:var(--accent);border-color:var(--accent)}input[type=checkbox]:checked:after{content:"";border:solid var(--on-accent);border-width:0 2px 2px 0;width:4px;height:8px;transform:translateY(-1px)rotate(45deg)}input[type=radio]:checked:after{content:"";background-color:var(--on-accent);border-radius:50%;width:6px;height:6px}input[type=checkbox]:disabled,input[type=radio]:disabled{opacity:.4;cursor:not-allowed}input[type=checkbox]:focus-visible,input[type=radio]:focus-visible{outline:2px solid var(--accent-hover);outline-offset:2px}input[type=text],input[type=number],input[type=password],input[type=email],select{color:var(--text);background-color:var(--surface-2);border:1px solid var(--border-light);border-radius:4px;outline:none;padding:.32rem .6rem;font-family:inherit;font-size:.86rem}.opening-search{width:100%;min-height:42px;color:var(--text);background:var(--bg);border:1px solid var(--border-light);font:inherit;border-radius:8px;padding:.55rem .75rem;font-size:.9rem}.opening-search:focus{border-color:var(--accent-hover);outline:2px solid color-mix(in srgb, var(--accent-hover) 35%, transparent);outline-offset:1px}.opening-sort-pill{color:var(--text);background:var(--surface-2);border:1px solid var(--border-light);border-radius:999px;gap:.45rem;padding:.35rem .75rem;font-size:.78rem}.opening-sort-pill strong{color:var(--text);font-weight:650}.opening-sort-pill:focus-visible,.opening-card:focus-visible{outline:2px solid var(--accent-hover);outline-offset:2px}input[type=text]:focus,input[type=number]:focus,input[type=password]:focus,input[type=email]:focus,select:focus{border-color:var(--accent-hover)}input[type=number]::-webkit-inner-spin-button{opacity:.5}input[type=number]::-webkit-outer-spin-button{opacity:.5}input[type=date]::-webkit-calendar-picker-indicator{filter:invert(.75);opacity:.7;cursor:pointer}*{scrollbar-width:thin;scrollbar-color:var(--border-light) transparent}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-corner{background:0 0}::-webkit-scrollbar-thumb{background-color:var(--border-light);background-clip:padding-box;border:3px solid #0000;border-radius:999px}::-webkit-scrollbar-thumb:hover{background-color:var(--text-muted)}.page{max-width:1200px;margin:0 auto;padding:1.5rem}.page.wide{max-width:none}@media (width<=820px){.app-content-scroll{overscroll-behavior-x:none;min-width:0;max-width:100%;overflow-x:hidden!important}.page{padding:.9rem 1rem 1.5rem}}.row{gap:1rem;display:flex}.col{flex-direction:column;gap:1rem;display:flex}.card{background-color:var(--surface);border:1px solid var(--border);border-radius:8px;padding:1rem}@media (width<=820px){.card{border-radius:12px;padding:1rem .95rem}}.muted{color:var(--text-secondary)}.scrollbar{scrollbar-gutter:stable}.scrollbar::-webkit-scrollbar{width:10px}.scrollbar::-webkit-scrollbar-thumb{background:var(--border-light);border-radius:5px}@keyframes dlgFade{0%{opacity:0}to{opacity:1}}@keyframes dlgPop{0%{opacity:0;transform:translateY(8px)scale(.97)}to{opacity:1;transform:translateY(0)scale(1)}}@keyframes spin{to{transform:rotate(360deg)}}@keyframes bannerPop{0%{opacity:0;transform:translate(-50%)translateY(-8px)scale(.85)}to{opacity:1;transform:translate(-50%)translateY(0)scale(1)}}.banner-pop{animation:.28s cubic-bezier(.34,1.56,.64,1) both bannerPop}@keyframes notePop{0%{opacity:0;transform:translateY(-6px)scale(.97)}to{opacity:1;transform:translateY(0)scale(1)}}.note-pop{animation:.3s cubic-bezier(.34,1.56,.64,1) both notePop}@keyframes overlayPop{0%{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}.overlay-pop{animation:.24s cubic-bezier(.34,1.56,.64,1) both overlayPop}@keyframes clockTick{0%{transform:scale(1)}30%{transform:scale(1.09)}to{transform:scale(1)}}@keyframes clockUrgent{0%,to{border-color:#e05a5a59;box-shadow:0 0 #e05a5a00}50%{border-color:#e05a5ae6;box-shadow:0 0 26px #e05a5a8c}}.eg-clock{border:1.5px solid var(--border,#2c2f32);background:linear-gradient(#171b1f,#101315);border-radius:14px;flex-direction:column;align-items:center;gap:.1rem;width:100%;padding:.55rem .9rem .65rem;display:flex}.eg-clock-label{letter-spacing:.22em;text-transform:uppercase;color:var(--text-muted,#7c828a);font-size:.62rem;font-weight:700}.eg-clock-time{font-variant-numeric:tabular-nums;letter-spacing:.01em;font-size:2.6rem;font-weight:800;line-height:1.05;display:inline-block}.eg-clock-urgent{animation:1s ease-in-out infinite clockUrgent}.eg-clock-tick{animation:.85s cubic-bezier(.34,1.56,.64,1) clockTick}@keyframes fadeUp{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.fade-up{animation:.22s both fadeUp}@keyframes sheetUp{0%{transform:translateY(100%)}to{transform:translateY(0)}}@keyframes sheetPop{0%{opacity:0;transform:translateY(8px)scale(.985)}to{opacity:1;transform:translateY(0)scale(1)}}@keyframes scrimIn{0%{opacity:0}to{opacity:1}}.sheet-up{animation:.26s cubic-bezier(.32,.72,0,1) both sheetUp}.sheet-pop{animation:.16s cubic-bezier(.32,.72,0,1) both sheetPop}.sheet-scrim{-webkit-backdrop-filter:blur(3px);background:#0000008c;animation:.16s both scrimIn}@media (prefers-reduced-motion:reduce){.sheet-up,.sheet-pop,.sheet-scrim,.fade-up{animation-duration:.01ms}}.m-header{-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--border);z-index:5;background:#202020f0}.m-tabbar{-webkit-backdrop-filter:blur(14px);border-top:1px solid var(--border);padding-bottom:env(safe-area-inset-bottom);background:#202020f0;flex:none;display:flex}.segment{border:1px solid var(--border);background:var(--surface-2);border-radius:999px;width:fit-content;display:inline-flex;overflow:hidden}.segment.full{width:100%;display:flex}.segment button{color:var(--text-secondary);text-transform:capitalize;background:0 0;border:none;border-radius:0;flex:1;padding:.45rem .8rem;font-size:.82rem;font-weight:600}.segment button.active{color:var(--accent-hover);background:#c8a45c29;font-weight:800}.segment button:hover:not(:disabled),.segment button:active:not(:disabled){background:#c8a45c1f;transform:none}.segment button.active:hover:not(:disabled),.segment button.active:active:not(:disabled){background:#c8a45c29}.sheet-action{border-radius:8px;width:100%;padding:.72rem .9rem;font-size:.9rem}.m-icon-btn{border:1px solid var(--border-light);width:34px;height:34px;color:var(--text);background:0 0;border-radius:50%;flex:none;padding:0;font-size:1.05rem;line-height:1}.m-tab{color:var(--text-secondary);letter-spacing:.02em;background:0 0;border:none;border-radius:0;flex-direction:column;flex:1;justify-content:center;align-items:center;gap:2px;padding:.4rem 0 .45rem;font-size:.6rem;font-weight:600;display:flex}.m-tab:hover:not(:disabled),.m-tab:active:not(:disabled){background:0 0;transform:none}.m-tab .m-tab-icon{font-size:1.35rem;line-height:1.15;transition:transform .15s}.m-tab.active{color:#d9a94a}.m-tab.active .m-tab-icon{transform:translateY(-1px)scale(1.12)}:root{--brass:#c8a45c;--brass-dark:#8f7439;--cream:#e9e2d0;--ink:#17181a;--font-display:"Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif}.pnp-display{font-family:var(--font-display);letter-spacing:0}.pnp-accent{color:var(--brass);font-style:italic;font-family:var(--font-display)}@keyframes pnpFadeUp{0%{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}.pnp-reveal{animation:.7s cubic-bezier(.16,1,.3,1) both pnpFadeUp}.pnp-video{background:#0f1113;border:1px solid #3d3f42;border-radius:3px;width:100%;display:block;box-shadow:6px 6px #00000073}button.pnp-cta:hover:not(:disabled){background-color:var(--brass);transform:translate(-1px,-1px)}button.pnp-cta:active:not(:disabled){background-color:var(--brass);transform:translate(2px,2px)}.pnp-cta{background:var(--brass);color:var(--ink);font-weight:750;font-family:var(--font-display);border:1px solid var(--brass-dark);cursor:pointer;box-shadow:3px 3px 0 0 var(--brass-dark);border-radius:3px;justify-content:center;align-items:center;gap:.5rem;padding:.8rem 1.6rem;font-size:1rem;transition:transform .1s,box-shadow .1s;display:inline-flex}.pnp-cta:hover{box-shadow:4px 4px 0 0 var(--brass-dark);filter:none;transform:translate(-1px,-1px)}.pnp-cta:active{box-shadow:1px 1px 0 0 var(--brass-dark);transform:translate(2px,2px)}.pnp-lift-card{transition:border-color .15s,transform .12s}.pnp-lift-card:hover{border-color:var(--brass);transform:translate(-1px,-1px);box-shadow:3px 3px #0006}.pnp-chip{letter-spacing:.22em;text-transform:uppercase;color:var(--brass);font-size:.74rem;font-weight:650;font-family:var(--font-display);align-items:baseline;gap:.5rem;display:inline-flex}.pnp-chip:before{content:"";background:var(--brass-dark);align-self:center;width:1.6rem;height:1px}.landing-modes{color:#b6b9bc;text-align:center;margin:0 0 1rem;font-size:.83rem;line-height:1.5}.landing-modes span{color:var(--brass);padding:0 .15rem}input.pnp-input{width:100%;color:var(--cream);background:#1d1f21;border:1px solid #3d3f42;border-radius:3px;outline:none;padding:.7rem .85rem;font-family:inherit;font-size:.95rem;transition:border-color .12s}input.pnp-input:focus{border-color:var(--brass)}.page-rail{width:100%;max-width:1200px;margin:0 auto;padding:0 1.5rem}@media (width<=820px){.page-rail{padding:0 1rem}}.shared-canvas-board,.setup-canvas-board{touch-action:none;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none;border-radius:4px;width:100%;height:100%;display:block}
