:root{color-scheme:light;--bg: #f6f7f9;--panel: #ffffff;--panel-2: #fbfbfc;--hover: #f1f3f6;--hover-2: #dfe3e8;--border: #e5e7eb;--border-soft: #f1f2f4;--text: #1f2937;--text-2: #374151;--muted: #6b7280;--muted-2: #9ca3af;--accent: #2563eb;--accent-dark: #1d4ed8;--accent-soft: #dbeafe;--focus: #bfdbfe;--danger: #dc2626;--active-bg: #e0e7ff;--active-fg: #1e3a8a;--active-border: #c7d2fe;--insert-bg: #dcfce7;--insert-fg: #166534;--insert-line: #4ade80;--delete-bg: #fee2e2;--delete-fg: #991b1b;--delete-line: #f87171;--comment-bg: #fef3c7;--comment-active: #fcd34d;--comment-line: #f59e0b;--warn-bg: #fef3c7;--warn-fg: #92400e;--error-bg: #fef2f2;--error-border: #fecaca;--offline-bg: #fff7ed;--offline-fg: #9a3412;--offline-border: #fed7aa;--pdf-bg: #e9ebef;--page-shadow: rgba(0,0,0,.2);--toast-bg: #111827;--toast-fg: #ffffff;--grip: #c7cdd6;--shadow: rgba(0,0,0,.12);--selection: #bfdbfe;--selection-blur: #dbeafe;--active-line: rgba(37, 99, 235, .05);--gutter-fg: #9ca3af;--syn-cmd: #1d4ed8;--syn-comment: #6b7280;--syn-math: #b45309;--syn-bracket: #6b7280;--syn-atom: #059669;--syn-def: #7c3aed;--syn-string: #0f766e;--code-font: "JetBrains Mono", "SF Mono", Menlo, Consolas, monospace}:root[data-theme=dark]{color-scheme:dark;--bg: #0f1216;--panel: #171b21;--panel-2: #13161b;--hover: #21262e;--hover-2: #2c333d;--border: #2a313b;--border-soft: #222831;--text: #e6e8ec;--text-2: #cbd2dc;--muted: #9aa3b2;--muted-2: #6f7885;--accent: #3b82f6;--accent-dark: #2563eb;--accent-soft: #1e3a5f;--focus: #1e40af;--danger: #f87171;--active-bg: #263049;--active-fg: #c7d2fe;--active-border: #3b4a7a;--insert-bg: #14342a;--insert-fg: #86efac;--insert-line: #22c55e;--delete-bg: #3f1d1d;--delete-fg: #fca5a5;--delete-line: #ef4444;--comment-bg: #3a3114;--comment-active: #6b5518;--comment-line: #f59e0b;--warn-bg: #3a3114;--warn-fg: #fcd34d;--error-bg: #3f1d1d;--error-border: #7f1d1d;--offline-bg: #3d2a12;--offline-fg: #fdba74;--offline-border: #7c4a12;--pdf-bg: #0b0d11;--page-shadow: rgba(0,0,0,.6);--toast-bg: #e6e8ec;--toast-fg: #111827;--grip: #4b5563;--shadow: rgba(0,0,0,.5);--selection: #2f4a7a;--selection-blur: #263a5c;--active-line: rgba(147, 197, 253, .07);--gutter-fg: #5b6472;--syn-cmd: #93c5fd;--syn-comment: #7c8594;--syn-math: #fbbf24;--syn-bracket: #9aa3b2;--syn-atom: #6ee7b7;--syn-def: #c4b5fd;--syn-string: #5eead4}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-size:14px;color:var(--text);background:var(--bg)}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}h1{font-size:22px;margin:0}h2{font-size:17px;margin:0 0 8px}input,select,textarea{font:inherit;color:inherit;border:1px solid var(--border);border-radius:6px;padding:7px 9px;background:var(--panel);width:100%}input:focus,select:focus,textarea:focus{outline:2px solid var(--focus);border-color:var(--accent)}label{display:flex;flex-direction:column;gap:4px;font-size:13px;color:var(--text-2)}.muted{color:var(--muted)}.small{font-size:12px}.pad{padding:10px}.pad-s{padding:8px 10px}.row{display:flex;align-items:center}.row.between{justify-content:space-between}.row.right{justify-content:flex-end}.gap{gap:10px}.gap-s{gap:6px}.spacer{flex:1}.center{height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px}.notice-box{background:var(--accent-soft);color:var(--text);border:1px solid var(--focus);border-radius:6px;padding:8px 10px;font-size:13px;display:flex;flex-direction:column;gap:6px}.error-box{background:var(--error-bg);color:var(--delete-fg);border:1px solid var(--error-border);border-radius:6px;padding:8px 10px;font-size:13px}.empty{color:var(--muted);padding:24px;text-align:center;border:1px dashed var(--border);border-radius:8px}.empty.small{padding:14px;font-size:13px;margin:10px}.link{background:none;border:0;color:var(--accent);cursor:pointer;padding:0;font:inherit}.btn{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--border);background:var(--panel);color:var(--text);border-radius:6px;padding:7px 12px;font:inherit;cursor:pointer;white-space:nowrap;line-height:1.2}.btn:hover{background:var(--hover);text-decoration:none}.btn:disabled{opacity:.5;cursor:default}.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}.btn.primary:hover:not(:disabled){background:var(--accent-dark)}.btn.ghost{border-color:transparent;background:transparent}.btn.ghost:hover{background:var(--hover)}.btn.danger{color:var(--danger)}.btn.small{padding:5px 10px;font-size:13px}.btn.tiny{padding:3px 8px;font-size:12px}.btn.active{background:var(--active-bg);border-color:var(--active-border)}.btn.toggle .toggle-dot{width:8px;height:8px;border-radius:50%;background:var(--muted-2)}.btn.toggle.on{background:var(--insert-bg);border-color:var(--insert-line);color:var(--insert-fg)}.btn.toggle.on .toggle-dot{background:#10b981}.count{background:var(--accent);color:#fff;border-radius:999px;font-size:11px;padding:0 6px;margin-left:4px}.badge{font-size:10px;text-transform:uppercase;letter-spacing:.04em;background:var(--active-bg);color:var(--active-fg);border-radius:4px;padding:1px 5px;margin-left:6px}.chip{font-size:11px;border-radius:4px;padding:1px 6px;text-transform:uppercase;letter-spacing:.03em}.chip.err{background:var(--delete-bg);color:var(--delete-fg)}.chip.warn{background:var(--warn-bg);color:var(--warn-fg)}.pill{font-size:11px;border-radius:999px;padding:1px 7px}.pill.insert{background:var(--insert-bg);color:var(--insert-fg)}.pill.delete{background:var(--delete-bg);color:var(--delete-fg)}.avatar{width:22px;height:22px;border-radius:50%;color:#fff;font-size:11px;font-weight:600;display:inline-flex;align-items:center;justify-content:center;flex:none}.avatars{display:flex}.avatars .avatar{margin-left:-6px;border:2px solid var(--panel);width:26px;height:26px}.sep{width:1px;height:22px;background:var(--border);margin:0 4px}.brand{display:flex;align-items:center;gap:8px;font-weight:600;font-size:16px}.brand-mark{display:inline-flex;width:24px;height:24px;border-radius:6px;background:var(--accent);color:#fff;font-family:Georgia,serif;font-weight:700;align-items:center;justify-content:center}.topbar{display:flex;align-items:center;gap:8px;padding:8px 14px;background:var(--panel);border-bottom:1px solid var(--border);min-height:48px}.page{min-height:100%;display:flex;flex-direction:column}.container{width:min(1000px,100% - 40px);margin:28px auto;display:flex;flex-direction:column;gap:14px}.card{background:var(--panel);border:1px solid var(--border);border-radius:10px;padding:16px;display:flex;flex-direction:column;gap:12px}.table{width:100%;border-collapse:collapse;background:var(--panel);border:1px solid var(--border);border-radius:10px;overflow:hidden}.table th{text-align:left;font-weight:600;font-size:12px;color:var(--muted);padding:10px 14px;border-bottom:1px solid var(--border)}.table td{padding:10px 14px;border-bottom:1px solid var(--border-soft)}.table tr:last-child td{border-bottom:0}.project-link{font-weight:500;font-size:15px}.auth-wrap{min-height:100%;display:flex;align-items:center;justify-content:center;padding:20px}.auth-card{width:360px;background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:28px;display:flex;flex-direction:column;gap:14px}.auth-card h1{font-size:20px}.doc article{max-width:860px;line-height:1.6;padding-bottom:60px}.doc article h1{font-size:26px;margin:8px 0 12px}.doc article h2{font-size:20px;margin:32px 0 8px;border-bottom:1px solid var(--border);padding-bottom:4px}.doc article h3{font-size:16px;margin:22px 0 6px}.doc article p,.doc article ul,.doc article ol,.doc article table{margin:8px 0}.doc article ul,.doc article ol{padding-left:22px}.doc article code{font-family:var(--code-font);font-size:12.5px;background:var(--panel-2);border:1px solid var(--border-soft);border-radius:4px;padding:1px 4px}.doc article pre{background:var(--panel-2);border:1px solid var(--border);border-radius:8px;padding:12px 14px;overflow-x:auto}.doc article pre code{background:none;border:0;padding:0;font-size:12.5px}.doc article table{border-collapse:collapse;width:100%;font-size:13px}.doc article th,.doc article td{border:1px solid var(--border);padding:6px 8px;text-align:left;vertical-align:top}.doc article th{background:var(--panel-2)}.auth-form{display:flex;flex-direction:column;gap:14px}.share-section{border-top:1px solid var(--border-soft);padding-top:12px;display:flex;flex-direction:column;gap:8px}.share-section h3{font-size:14px}.editor-page{height:100%;display:flex;flex-direction:column}.project-title{background:none;border:0;font:inherit;font-weight:600;font-size:15px;cursor:pointer;padding:4px 6px;border-radius:6px}.project-title:hover{background:var(--hover)}.file-crumb{max-width:240px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.auto-label{flex-direction:row;align-items:center;gap:4px;font-size:12px;color:var(--muted)}.auto-label input{width:auto}:is(.row,.comment-actions,.invite-link)>select{width:auto;flex:none}:is(.row,.comment-actions,.invite-link)>input:not([type=checkbox]):not([type=radio]){width:auto;flex:1 1 auto;min-width:8rem}.editor-body{flex:1;display:flex;min-height:0}.editor-col{display:flex;flex-direction:column;min-width:240px;border-right:1px solid var(--border);background:var(--panel)}.editor-host{flex:1;min-height:0;overflow:hidden}.editor-host .cm-editor{height:100%}.pdf-col{flex:1 1 0;min-width:320px;display:flex;flex-direction:column;background:var(--pdf-bg)}.divider{width:8px;cursor:col-resize;background:var(--hover);flex:none;display:flex;align-items:center;justify-content:center;touch-action:none;-webkit-user-select:none;user-select:none}.divider .grip{width:2px;height:28px;border-radius:2px;background:var(--grip)}.divider:hover,.divider.dragging{background:var(--accent-soft)}.divider:hover .grip,.divider.dragging .grip{background:var(--accent)}.strip{width:26px;flex:none;border:0;border-right:1px solid var(--border);background:var(--panel-2);cursor:pointer;padding:0;color:var(--muted);font:inherit;font-size:12px}.strip:hover{background:var(--hover);color:var(--text)}.strip span{display:inline-block;writing-mode:vertical-rl;transform:rotate(180deg);padding:10px 0;letter-spacing:.04em}.strip.right{border-right:0;border-left:1px solid var(--border)}.image-pane{display:flex;flex-direction:column;height:100%;width:100%}.image-scroll{flex:1;overflow:auto;background:var(--pdf-bg);display:flex}.image-scroll img{margin:auto;padding:20px;box-sizing:content-box;max-width:none;flex:none}.offline-banner{background:var(--offline-bg);color:var(--offline-fg);padding:6px 12px;font-size:12px;border-bottom:1px solid var(--offline-border)}.binary-view{flex:1;display:flex;align-items:center;justify-content:center;overflow:hidden;min-height:0}.binary-view img{max-width:100%;max-height:100%;box-shadow:0 1px 6px var(--page-shadow)}.binary-view iframe{width:100%;height:100%;border:0}.file-tree{width:230px;flex:none;display:flex;flex-direction:column;background:var(--panel-2);border-right:1px solid var(--border)}.file-tree.dragging{background:var(--accent-soft);outline:2px dashed var(--accent);outline-offset:-4px}.tree-header{display:flex;align-items:center;justify-content:space-between;padding:8px 10px;font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}.tree-body{flex:1;overflow:auto}.tree-row{position:relative;display:flex;align-items:center;gap:6px;padding:4px 8px 4px 10px;cursor:pointer;font-size:13px;-webkit-user-select:none;user-select:none}.tree-row:hover{background:var(--hover)}.tree-row.active{background:var(--active-bg)}.tree-row.folder{color:var(--text-2)}.tree-icon{font-size:13px;width:18px;text-align:center}.tree-name{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.tree-menu-btn{visibility:hidden;border:0;background:none;cursor:pointer;font-size:14px;padding:0 4px;color:var(--muted);border-radius:4px}.tree-row:hover .tree-menu-btn,.tree-row.active .tree-menu-btn{visibility:visible}.tree-menu-btn:hover{background:var(--hover-2)}.menu{position:absolute;right:8px;top:26px;z-index:20;background:var(--panel);border:1px solid var(--border);border-radius:8px;box-shadow:0 6px 20px var(--shadow);display:flex;flex-direction:column;min-width:160px;padding:4px}.menu button,.menu a{text-align:left;background:none;border:0;padding:7px 10px;font:inherit;color:var(--text);cursor:pointer;border-radius:5px}.menu button:hover,.menu a:hover{background:var(--hover);text-decoration:none}.menu .danger{color:var(--danger)}.tree-footer{padding:8px 10px;border-top:1px solid var(--border)}.cm-editor .tc-insert{background:var(--insert-bg);color:var(--insert-fg);text-decoration:underline;text-decoration-color:var(--insert-line)}.cm-editor .tc-delete{background:var(--delete-bg);color:var(--delete-fg);text-decoration:line-through;text-decoration-color:var(--delete-line)}.cm-editor .tc-comment{background:var(--comment-bg);border-bottom:2px solid var(--comment-line)}.cm-editor .tc-comment-active{background:var(--comment-active)}.review-panel{width:320px;flex:none;display:flex;flex-direction:column;background:var(--panel-2);border-right:1px solid var(--border)}.review-tabs{display:flex;align-items:center;gap:2px;padding:6px 8px;border-bottom:1px solid var(--border)}.review-tabs>button:not(.btn){background:none;border:0;font:inherit;font-size:13px;padding:5px 10px;border-radius:6px;cursor:pointer;color:var(--muted)}.review-tabs>button.active{background:var(--active-bg);color:var(--active-fg);font-weight:500}.review-body{flex:1;overflow:auto;padding:8px;display:flex;flex-direction:column;gap:8px}.comment,.change{background:var(--panel);border:1px solid var(--border);border-radius:8px;padding:10px;cursor:pointer;display:flex;flex-direction:column;gap:6px}.comment.active{border-color:var(--comment-line);box-shadow:0 0 0 2px var(--comment-active)}.comment.resolved{opacity:.7}.comment.compose{cursor:default;border-color:var(--accent)}.comment-quote{font-size:12px;color:var(--muted);border-left:3px solid var(--comment-line);padding-left:8px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.comment-quote-row{display:flex;align-items:center;gap:4px;min-width:0}.comment-quote-row>.comment-quote{flex:1;min-width:0}.comment-quote.linked{border-left-style:dashed}.link-add,.link-remove{flex:none;padding:0 6px;line-height:18px}.message{display:flex;flex-direction:column;gap:3px}.message-head{display:flex;align-items:center;gap:6px;font-size:12px}.message-author{font-weight:600}.message-edit{display:flex;flex-direction:column;gap:6px}.message-text{white-space:pre-wrap;font-size:13px;line-height:1.4}.comment-actions{display:flex;align-items:center;gap:6px}.reply-input{padding:4px 8px;font-size:12px}.resolved-section{display:flex;flex-direction:column;gap:8px;margin-top:6px}.change-text{font-family:ui-monospace,Menlo,monospace;font-size:12px;padding:4px 6px;border-radius:4px;white-space:pre-wrap;word-break:break-word}.change-text.insert{background:var(--insert-bg);color:var(--insert-fg)}.change-text.delete{background:var(--delete-bg);color:var(--delete-fg);text-decoration:line-through}.log-panel{border-top:1px solid var(--border);background:var(--panel);flex:none;display:flex;flex-direction:column}.log-panel.open{height:40%;min-height:160px}.log-bar{display:flex;align-items:center;gap:8px;padding:6px 12px;background:var(--panel-2);border:0;font:inherit;cursor:pointer;text-align:left;width:100%}.dot{width:9px;height:9px;border-radius:50%;background:var(--muted-2);flex:none}.dot.ok{background:#10b981}.dot.err{background:#ef4444}.dot.warn{background:#f59e0b}.dot.busy{background:var(--accent);animation:pulse 1s infinite alternate}@keyframes pulse{0%{opacity:.3}to{opacity:1}}.log-body{flex:1;overflow:auto;display:flex;flex-direction:column}.entries{display:flex;flex-direction:column}.entry{display:flex;align-items:baseline;gap:8px;padding:6px 12px;border:0;border-top:1px solid var(--border-soft);background:none;font:inherit;text-align:left;cursor:pointer}.entry:hover:not(:disabled){background:var(--hover)}.entry:disabled{cursor:default}.entry-loc{font-family:ui-monospace,Menlo,monospace;font-size:12px;color:var(--muted);flex:none}.entry-msg{font-size:13px}.raw-log{margin:0;padding:10px 12px;font-size:11.5px;line-height:1.4;white-space:pre-wrap;word-break:break-word}.pdf-pane{display:flex;flex-direction:column;height:100%}.pdf-toolbar{display:flex;align-items:center;gap:6px;padding:5px 10px;background:var(--panel);border-bottom:1px solid var(--border)}.pdf-zoom{min-width:40px;text-align:center}.pdf-scroll{flex:1;overflow:auto;position:relative}.pdf-pages{display:flex;flex-direction:column;align-items:center;gap:16px;padding:20px}.pdf-page{position:relative;background:var(--panel);box-shadow:0 1px 4px var(--page-shadow)}.pdf-page canvas{display:block}.textLayer{position:absolute;top:0;right:0;bottom:0;left:0;overflow:clip;line-height:1;text-size-adjust:none;forced-color-adjust:none;transform-origin:0 0;z-index:0}.textLayer :is(span,br){color:transparent;position:absolute;white-space:pre;cursor:text;transform-origin:0% 0%}.textLayer span.markedContent{top:0;height:0}.textLayer ::selection{background:#2563eb4d}.pdf-comment-btn{position:absolute;z-index:5;box-shadow:0 4px 12px var(--shadow)}.pdf-highlight{position:absolute;background:#2563eb40;border:2px solid rgba(37,99,235,.8);border-radius:3px;pointer-events:none;animation:fade 2.5s forwards}@keyframes fade{0%,60%{opacity:1}to{opacity:0}}.pdf-empty{padding:40px;text-align:center}.hint{display:none}@media(min-width:1700px){.hint{display:inline}}.toast{position:fixed;bottom:20px;left:50%;transform:translate(-50%);background:var(--toast-bg);color:var(--toast-fg);padding:10px 16px;border-radius:8px;font-size:13px;box-shadow:0 6px 20px #00000040;z-index:100}.share-modal{width:520px}.invite-link{display:flex;gap:6px}.invite-link input{font-family:var(--code-font);font-size:12px}.members{width:100%;border-collapse:collapse}.members td{padding:6px 4px;border-bottom:1px solid var(--border-soft);vertical-align:middle}.members td.right{text-align:right;white-space:nowrap}.role-tag{font-size:11px;color:var(--muted);border:1px solid var(--border);border-radius:999px;padding:1px 7px}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000073;display:flex;align-items:center;justify-content:center;z-index:50}.modal{background:var(--panel);border-radius:12px;padding:22px;width:420px;max-width:calc(100% - 32px);display:flex;flex-direction:column;gap:12px;box-shadow:0 20px 60px var(--shadow)}.create-card{max-width:520px}.theme-toggle{font-size:15px;line-height:1;padding:4px 8px}input,select,textarea{background:var(--panel)}.image-scroll{background:var(--pdf-bg)}.pdf-highlight{background:#3b82f64d;border-color:#3b82f6e6}.cm-editor .cm-panels{background:var(--panel-2);color:var(--text);border-color:var(--border)}.cm-editor .cm-panel input,.cm-editor .cm-panel button{background:var(--panel);color:var(--text);border:1px solid var(--border);border-radius:4px}