:root{color-scheme:dark;--bg:#191919;--bg-elevated:#202020;--bg-hover:#2a2a2a;--bg-active:#333;--border:hsla(0,0%,100%,.09);--border-strong:hsla(0,0%,100%,.16);--text:hsla(0,0%,100%,.92);--text-muted:hsla(0,0%,100%,.55);--text-faint:hsla(0,0%,100%,.38);--heading:#fff;--accent:#4f8cff;--accent-hover:#6b9eff;--danger:#eb5757;--danger-bg:rgba(235,87,87,.12);--tag-bg:hsla(0,0%,100%,.08);--card-bg:#242424;--code-bg:#141414;--menu-shadow:0 8px 24px rgba(0,0,0,.4);--radius:6px;--font-stack:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;--mono-stack:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,monospace;--kanban-col-not-started:#1f1f1f;--kanban-col-in-progress:#1a1e29;--kanban-col-done:#1a231d;--pill-neutral-bg:hsla(0,0%,100%,.09);--pill-neutral-fg:hsla(0,0%,100%,.75);--pill-blue-bg:rgba(79,140,255,.18);--pill-blue-fg:#8ab4ff;--pill-green-bg:rgba(72,187,120,.18);--pill-green-fg:#7bd8a0;--badge-green-bg:rgba(72,187,120,.14);--chip-blue:#8ab4ff;--chip-purple:#c4a2ff;--chip-orange:#ffb877;--chip-pink:#ff9dbd;--chip-teal:#6fdcb8;--chip-yellow:#ffe08a;--chip-cyan:#8fe2ff;--chip-red:#f39a9a}[data-theme=light]{color-scheme:light;--bg:#fff;--bg-elevated:#f7f7f5;--bg-hover:#ececea;--bg-active:#e2e2df;--border:rgba(0,0,0,.09);--border-strong:rgba(0,0,0,.18);--text:rgba(0,0,0,.86);--text-muted:rgba(0,0,0,.56);--text-faint:rgba(0,0,0,.4);--heading:#1a1a1a;--accent:#2f6fe4;--accent-hover:#1e5fd6;--danger:#d43f3f;--danger-bg:rgba(212,63,63,.1);--tag-bg:rgba(0,0,0,.06);--card-bg:#fff;--code-bg:#f2f2f0;--menu-shadow:0 8px 24px rgba(0,0,0,.14);--kanban-col-not-started:#f4f4f2;--kanban-col-in-progress:#eef3fd;--kanban-col-done:#edf7f0;--pill-neutral-bg:rgba(0,0,0,.07);--pill-neutral-fg:rgba(0,0,0,.65);--pill-blue-bg:rgba(79,140,255,.15);--pill-blue-fg:#2b5fc7;--pill-green-bg:rgba(72,187,120,.18);--pill-green-fg:#1f7a48;--badge-green-bg:rgba(72,187,120,.16);--chip-blue:#2b5fc7;--chip-purple:#6d3fc4;--chip-orange:#b25e12;--chip-pink:#c2366b;--chip-teal:#157a57;--chip-yellow:#8f6c00;--chip-cyan:#0f7ba3;--chip-red:#c03535}*{box-sizing:border-box}body,html{margin:0;padding:0;height:100%}body{background:var(--bg);color:var(--text);font-family:var(--font-stack);font-size:15px;line-height:1.5;-webkit-font-smoothing:antialiased}a{color:var(--accent);text-decoration:none}a:hover{color:var(--accent-hover)}button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}input,select,textarea{background:var(--bg-elevated);border:1px solid var(--border-strong);border-radius:var(--radius);padding:7px 10px;outline:none}input:focus,select:focus,textarea:focus{border-color:var(--accent)}textarea{resize:vertical}::selection{background:rgba(79,140,255,.35)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:1px solid var(--border-strong);border-radius:var(--radius);background:var(--bg-elevated);color:var(--text);padding:7px 14px;cursor:pointer;transition:background .12s ease,border-color .12s ease;white-space:nowrap}.btn:hover{background:var(--bg-hover)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--accent);border-color:var(--accent);color:#fff}.btn-primary:hover:not(:disabled){background:var(--accent-hover);border-color:var(--accent-hover)}.btn-ghost{background:transparent;border-color:transparent;color:var(--text-muted)}.btn-ghost:hover:not(:disabled){background:var(--bg-hover);color:var(--text)}.btn-danger{background:transparent;border-color:var(--danger);color:var(--danger)}.btn-danger:hover:not(:disabled){background:var(--danger-bg)}.btn-small{padding:4px 10px;font-size:13px}.icon-btn{background:transparent;border:none;color:var(--text-faint);cursor:pointer;border-radius:4px;padding:2px 6px;line-height:1}.icon-btn:hover{background:var(--bg-hover);color:var(--text)}.centered-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}.login-card{background:var(--bg-elevated);border:1px solid var(--border);border-radius:10px;padding:40px 44px;max-width:380px;width:100%;text-align:center;display:flex;flex-direction:column;gap:16px}.login-card h1{margin:0;font-size:26px}.login-card p{margin:0;color:var(--text-muted)}.login-error{color:var(--danger);background:var(--danger-bg);border-radius:var(--radius);padding:8px 12px;font-size:13px}.app-shell{display:flex;flex-direction:column;height:100vh;overflow:hidden}.topbar{justify-content:space-between;gap:16px;padding:10px 20px;border-bottom:1px solid var(--border);background:var(--bg-elevated);flex-shrink:0}.topbar,.topbar-left{display:flex;align-items:center}.topbar-left{gap:10px;min-width:0}.topbar-logo{height:28px;width:auto;border-radius:6px;display:block;flex-shrink:0}.topbar-title{font-size:17px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.topbar-right{gap:10px;flex-shrink:0}.segmented,.topbar-right{display:flex;align-items:center}.segmented{gap:2px;background:var(--tag-bg);border:1px solid var(--border);border-radius:999px;padding:3px}.segment{display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:999px;color:var(--text-muted);font-size:13.5px;font-weight:500;white-space:nowrap;line-height:1.5}.segment:hover{color:var(--text);background:var(--bg-hover)}.segment-active,.segment-active:hover{background:var(--bg-active);color:var(--text)}.segment-icon{font-size:14px;line-height:1}.space-menu{position:relative}.space-menu-list{position:absolute;top:calc(100% + 6px);right:0;min-width:190px;background:var(--bg-elevated);border:1px solid var(--border-strong);border-radius:8px;padding:6px;z-index:60;box-shadow:var(--menu-shadow);display:flex;flex-direction:column;gap:2px}.space-menu-item{display:block;width:100%;text-align:left;padding:6px 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1;min-width:0;display:flex;flex-direction:column;overflow:hidden}.sidebar-section-label{font-size:11px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--text-faint);padding:6px 10px}.notes-tree-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:6px}.tree-empty{color:var(--text-faint);font-size:13px;padding:4px 10px}.tree-row{display:flex;align-items:center;gap:2px;border-radius:var(--radius);padding-right:4px}.tree-row:hover{background:var(--bg-hover)}.tree-row-active{background:var(--bg-active)}.tree-toggle{background:transparent;border:none;color:var(--text-faint);cursor:pointer;width:20px;padding:2px 0;border-radius:4px}.tree-toggle:hover{color:var(--text)}.tree-link{flex:1 1;min-width:0;padding:4px 2px;color:var(--text-muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.tree-row-active .tree-link,.tree-row:hover .tree-link{color:var(--text)}.tree-add{background:transparent;border:none;color:var(--text-faint);cursor:pointer;padding:2px 6px;border-radius:4px;visibility:hidden}.tree-row:hover .tree-add{visibility:visible}.tree-add:hover{background:var(--bg-active);color:var(--text)}.editor{flex:1 1;display:flex;flex-direction:column;min-height:0;padding:20px 24px;gap:14px}.editor-toolbar{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.editor-title{flex:1 1;min-width:220px;font-size:22px;font-weight:700;background:transparent;border:none;padding:4px 0}.editor-title:focus{border:none}.editor-actions{display:flex;align-items:center;gap:8px}.editor-dirty{font-size:12px;color:var(--text-faint)}.editor-panes{flex:1 1;display:grid;grid-template-columns:1fr;grid-gap:16px;gap:16px;min-height:0}.editor-panes-split{grid-template-columns:1fr 1fr}.editor-textarea{width:100%;height:100%;min-height:300px;font-family:var(--mono-stack);font-size:14px;line-height:1.6;resize:none}.editor-preview{overflow-y:auto;border:1px solid var(--border);border-radius:var(--radius);padding:16px 20px;background:var(--bg-elevated)}.editor-preview h1,.editor-preview h2,.editor-preview h3,.editor-preview h4{margin:.8em 0 .4em}.editor-preview h1:first-child,.editor-preview h2:first-child,.editor-preview p:first-child{margin-top:0}.editor-preview p{margin:.5em 0}.editor-preview code{background:var(--tag-bg);border-radius:4px;padding:1px 5px;font-family:var(--mono-stack);font-size:13px}.editor-preview pre{background:var(--code-bg);border:1px solid var(--border);border-radius:var(--radius);padding:12px 14px;overflow-x:auto}.editor-preview pre code{background:transparent;padding:0}.editor-preview blockquote{margin:.5em 0;padding-left:12px;border-left:3px solid var(--border-strong);color:var(--text-muted)}.editor-preview hr{border:none;border-top:1px solid var(--border);margin:16px 0}.editor-preview ol,.editor-preview ul{margin:.5em 0;padding-left:22px}.kanban{flex:1 1;display:flex;flex-direction:column;min-height:0;padding:24px 28px;gap:18px;overflow-y:auto}.kanban-title{margin:0;font-size:40px;font-weight:800;line-height:1.15;letter-spacing:.01em;text-transform:uppercase;color:var(--heading)}.kanban-toolbar{justify-content:space-between;gap:12px}.filter-tabs,.kanban-toolbar{display:flex;align-items:center;flex-wrap:wrap}.filter-tabs{gap:4px}.filter-tab{display:inline-flex;align-items:center;background:transparent;border:none;border-radius:999px;padding:5px 14px;color:var(--text-muted);cursor:pointer;font-size:13px;font-weight:500;line-height:1.4}.filter-tab:hover{background:var(--bg-hover);color:var(--text)}.filter-tab-active{background:var(--bg-active);color:var(--text)}.kanban-columns{flex:1 1;display:grid;grid-template-columns:repeat(3,1fr);grid-gap:14px;gap:14px;min-height:0}.kanban-column{border:1px solid var(--border);border-radius:10px;padding:10px;display:flex;flex-direction:column;min-height:120px;transition:border-color .12s ease,box-shadow .12s ease}.kanban-col-not_started{background:var(--kanban-col-not-started)}.kanban-col-in_progress{background:var(--kanban-col-in-progress)}.kanban-col-done{background:var(--kanban-col-done)}.kanban-column-over{border-color:rgba(79,140,255,.6);box-shadow:inset 0 0 0 1px rgba(79,140,255,.4)}.kanban-column-header{display:flex;align-items:center;justify-content:space-between;padding:2px 4px 10px}.status-pill{display:inline-flex;align-items:center;gap:7px;border-radius:999px;padding:3px 11px;font-size:12.5px;font-weight:600}.status-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0}.status-pill-not_started{background:var(--pill-neutral-bg);color:var(--pill-neutral-fg)}.status-pill-not_started .status-dot{background:#9b9b9b}.status-pill-in_progress{background:var(--pill-blue-bg);color:var(--pill-blue-fg)}.status-pill-in_progress 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var(--border-strong);border-radius:4px;width:18px;height:18px;display:inline-flex;align-items:center;justify-content:center;font-size:12px;line-height:1;margin-top:2px}.task-title{font-weight:500;font-size:15px;color:var(--heading);overflow-wrap:anywhere}.task-card-buttons{display:flex;gap:2px;flex-shrink:0}.task-meta{display:flex;flex-wrap:wrap;align-items:center;gap:6px}.task-meta:empty{display:none}.task-tag{border-radius:999px;padding:2px 9px;font-size:12px;font-weight:500}.task-assignee{gap:5px;color:var(--text-muted);font-size:12.5px;font-weight:500}.task-assignee,.task-avatar{display:inline-flex;align-items:center}.task-avatar{width:18px;height:18px;border-radius:50%;background:var(--bg-active);border:1px solid var(--border-strong);color:var(--text);font-size:10px;font-weight:600;justify-content:center;flex-shrink:0}.task-badge{font-family:var(--mono-stack);font-size:11.5px;font-weight:600;border-radius:6px;padding:2px 7px}.task-badge-late{background:var(--danger-bg);color:var(--danger)}.task-badge-ok{background:var(--badge-green-bg);color:var(--pill-green-fg)}.task-badge-done{background:var(--pill-green-bg);color:var(--pill-green-fg)}.task-details{margin:0;font-size:13px;color:var(--text-muted);white-space:pre-wrap}.emoji-input{max-width:120px}.emoji-row{display:flex;flex-wrap:wrap;gap:4px;margin-top:-4px}.emoji-pick{background:transparent;border:1px solid transparent;border-radius:6px;padding:3px 6px;cursor:pointer;font-size:16px;line-height:1.3}.emoji-pick:hover{background:var(--bg-hover)}.emoji-pick-active{background:var(--bg-active);border-color:var(--border-strong)}.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.6);display:flex;align-items:center;justify-content:center;padding:24px;z-index:50}[data-theme=light] .modal-overlay{background:rgba(0,0,0,.35)}.modal{background:var(--bg-elevated);border:1px solid var(--border-strong);border-radius:10px;padding:24px;width:100%;max-width:440px;max-height:90vh;overflow-y:auto}.modal h2{margin:0 0 16px;font-size:18px}.modal-form{gap:12px}.modal-form,.modal-form label{display:flex;flex-direction:column}.modal-form label{gap:5px;font-size:13px;color:var(--text-muted)}.modal-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:8px}@media (max-width:900px){.editor-panes-split,.kanban-columns{grid-template-columns:1fr}.notes-sidebar{width:200px}}@media (max-width:720px){.topbar{padding:10px 12px;gap:10px}.segment-label{display:none}.segment{padding:5px 10px}}