:root{--ink:#17344b;--muted:#607789;--line:#cbdde7;--teal:#087b82;--navy:#153e57;--paper:#f7fafc;--accent:#d8f1f0;--shadow:0 5px 22px #153e570b}*{box-sizing:border-box}body{margin:0;font:14px/1.5 'Segoe UI',Arial,sans-serif;background:var(--paper);color:var(--ink);height:100dvh;display:flex;flex-direction:column;overflow:hidden}button,input,textarea,select{font:inherit}button,select{cursor:pointer}button{border:1px solid var(--line);border-radius:10px;color:var(--ink);background:#fff;padding:9px 12px;font-weight:650;transition:background .14s}button:hover:not(:disabled){background:#e8f4f6;border-color:#90b7c8}button:disabled{opacity:.4;cursor:default}.primary{background:var(--teal);color:#fff;border-color:var(--teal)}.primary:hover:not(:disabled){background:#086971}button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #78cbd0;outline-offset:2px}[hidden]{display:none!important}input,textarea,select{border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--ink);padding:8px;width:100%}textarea{resize:vertical}label{display:block;font-size:12px;font-weight:650}label>span{display:block;margin-bottom:5px}small{font-size:11px;color:var(--muted);display:block}h1,h2,h3,p{margin:0}h2{font-size:17px}h3{font-size:14px;margin-bottom:9px}.app-header{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:12px 20px;background:#fff;border-bottom:1px solid var(--line);flex-shrink:0}.brand{display:flex;gap:10px;align-items:center;text-decoration:none;color:var(--navy);font-size:19px;line-height:1.2;white-space:nowrap}.brand b{font-weight:750}.brand small{margin-top:4px;font-size:11px;letter-spacing:.25px}.brand-icon{background:var(--accent);border-radius:13px;color:var(--teal);padding:7px 13px;font-size:28px}.header-controls{display:flex;align-items:center;gap:10px}.language-label{display:flex;align-items:center;gap:7px}.language-label>span{margin:0}.language-label select{width:130px}.compact{padding:8px 11px}.map-heading{display:flex;gap:12px;align-items:center;padding:9px 20px;background:#eef5f8;border-bottom:1px solid var(--line);min-height:55px}.title-field{display:flex;align-items:center;gap:10px;flex:1}.title-field>span{white-space:nowrap;margin:0;color:var(--muted)}.title-field input{font-size:15px;font-weight:600;background:transparent;border-color:transparent;max-width:650px}.title-field input:hover{border-color:var(--line)}#save-status{font-size:11px;color:var(--muted);white-space:nowrap}#task-label{font-size:11px}.workspace{display:grid;grid-template-columns:67px minmax(0,1fr) 306px;flex:1;min-height:0}.quick-tools{padding:12px 6px;display:flex;flex-direction:column;gap:7px;background:#f0f6f8;border-right:1px solid var(--line);overflow:auto}.tool{display:flex;flex-direction:column;align-items:center;gap:3px;padding:6px 2px;font-size:10px;line-height:1.2;min-height:50px;border-color:transparent;background:transparent}.tool>span:first-child{font-size:22px}.tool.active{background:#c8e9e8;border-color:#83c4c6;color:#095960}.tool.danger{color:#a54455}.tool-divider{height:1px;background:var(--line);margin:3px}.board{position:relative;overflow:hidden;min-width:0;background-color:#fcfdfe;background-image:radial-gradient(#c8dbe6 1px,transparent 1px);background-size:24px 24px;touch-action:none}.board svg{width:100%;height:100%;display:block;touch-action:none}.board[data-mode="pan"]{cursor:grab}.board[data-mode="link"]{cursor:crosshair}.board-badges{position:absolute;top:12px;left:12px;right:12px;display:flex;justify-content:space-between;gap:10px;pointer-events:none;z-index:1;font-size:11px;color:var(--muted)}#mode-badge{background:#fff;border:1px solid var(--line);border-radius:20px;padding:5px 12px;color:var(--navy);box-shadow:var(--shadow)}#map-count{padding:6px}.empty-board{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:12px;text-align:center;padding:35px;pointer-events:none}.empty-board button{pointer-events:auto}.empty-board h1{font-size:22px;max-width:330px;line-height:1.3}.empty-board p{font-size:13px;max-width:280px;color:var(--muted)}.empty-symbol{background:#e1f3f2;border-radius:22px;padding:10px 22px;font-size:50px;color:var(--teal)}.zoom-tools{position:absolute;bottom:14px;left:14px;display:flex;align-items:center;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow)}.zoom-tools button{border:0;background:transparent;font-size:18px;width:40px}.zoom-tools span{font-size:11px;min-width:40px;text-align:center}.guide{border-left:1px solid var(--line);padding:17px 14px;background:#fff;overflow-y:auto;display:flex;flex-direction:column;gap:13px;min-width:0}.guide-heading{display:flex;align-items:center;gap:10px;padding-bottom:10px;border-bottom:1px solid #e8eef2}.guide-icon{font-size:26px;background:#ede9fe;color:#7257a5;width:40px;height:40px;display:grid;place-items:center;border-radius:13px}.guide-heading p{font-size:11px;color:var(--muted)}.help-card{background:#eff7fa;border-left:3px solid #7fc5cf;border-radius:8px;padding:11px;font-size:12px;min-height:58px}.editor{background:#f9fbfd;border:1px solid var(--line);border-radius:12px;padding:12px}.editor label{margin-bottom:10px}.editor small{margin-top:8px}.color-row{display:flex;gap:10px;align-items:center}.color-row input{width:47px;height:34px;padding:3px}.swatches{display:flex;flex-wrap:wrap;gap:6px}.swatches button{width:22px;height:22px;border-radius:50%;padding:0;border-color:#aac5d4}.drawer{border:1px solid var(--line);border-radius:12px;padding:10px 12px}.drawer summary, .editor summary{font-size:12px;font-weight:700;cursor:pointer;list-style-position:inside}.drawer[open] summary{margin-bottom:10px}.drawer label{margin:12px 0 8px}.drawer button{font-size:11px;padding:8px 10px}.next-question{font-size:14px;line-height:1.5;margin-bottom:10px;color:#175e66}.ai-row{display:flex;gap:7px;margin-top:10px}.ai-row button{flex-shrink:0}.ai-row select{font-size:11px;padding:6px}.ai-row+small{margin-top:8px;line-height:1.4}.button-grid{display:grid;grid-template-columns:1fr 1fr;gap:7px}.map-summary{font-size:11px;color:var(--muted);padding:0 3px}#edge-summary{font-size:12px;margin-bottom:12px}#node-notes{margin-top:8px}.notice{position:fixed;bottom:18px;left:50%;transform:translateX(-50%);background:#173e50;color:white;max-width:min(90vw,550px);padding:12px 18px;border-radius:12px;box-shadow:0 8px 30px #17344b30;z-index:30;font-size:13px}dialog{border:1px solid var(--line);border-radius:18px;padding:24px;color:var(--ink);width:min(420px,90vw)}dialog::backdrop{background:#153e5755}dialog p{margin:12px 0 18px;font-size:13px}.dialog-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:20px}.map-node{cursor:grab}.map-node:focus{outline:none}.node-body{stroke:#99bacb;stroke-width:1.4}.map-node.selected .node-body,.map-node:focus-visible .node-body{stroke:#09898f;stroke-width:3}.map-node.linking .node-body{stroke:#ba8924;stroke-width:3}.node-caption{font-size:9px;fill:#526d80;pointer-events:none}.node-words{font-size:13px;font-weight:600;fill:#16394f;pointer-events:none}.node-notes-dot{fill:#70899a}.edge-visible{stroke:#7899ac;stroke-width:2;fill:none;stroke-dasharray:5 4}.edge.explained .edge-visible{stroke-dasharray:none}.edge.selected .edge-visible{stroke:#09898f;stroke-width:3}.edge-hit{stroke:transparent;stroke-width:18;fill:none;cursor:pointer}.edge-label-bg{fill:#fcfdfe;stroke:#d5e4ed;stroke-width:1;pointer-events:none}.edge-label-text{fill:#486679;font-size:11px;pointer-events:none}.edge:focus-visible{outline:none}.edge:focus-visible .edge-visible{stroke:#09898f;stroke-width:3}.guide-hidden .workspace{grid-template-columns:67px minmax(0,1fr)}.guide-hidden .guide{display:none}
.edge-label-bg{pointer-events:all;cursor:pointer}
.view-controls{display:flex;align-items:center;gap:12px;padding:8px 20px;background:#fff;border-bottom:1px solid var(--line);flex-wrap:wrap;flex-shrink:0}.view-controls label{display:flex;align-items:center;gap:7px}.view-controls label>span{margin:0;color:var(--muted)}.view-controls select{width:auto;max-width:220px;padding:6px 8px}.view-controls button{padding:6px 12px;font-size:12px}.document-view{position:absolute;inset:0;background:#f8fbfd;overflow:auto;padding:25px 24px;touch-action:auto}.board[data-view="outline"],.board[data-view="gantt"]{touch-action:auto}.board[data-view="outline"] .board-badges,.board[data-view="gantt"] .board-badges{display:none}.view-intro{margin-bottom:20px}.view-intro h2{font-size:22px;margin-bottom:5px}.view-intro p{font-size:12px;color:var(--muted);max-width:650px}.outline-item{border-left:2px solid #d7e8ef;margin:9px 0;padding-left:15px}.outline-item summary{color:#678496;list-style-position:outside;margin-left:8px}.outline-node{padding:8px 12px;margin-left:5px;text-align:left;max-width:100%;overflow-wrap:anywhere;font-size:14px;background:#fff}.outline-node.chosen{border-color:#09898f;background:#e1f3f2}.outline-branch{margin-left:16px}.outline-relation{margin:8px 0 0 24px;color:#6d829b}.outline-notes{margin:7px 20px;color:#607789;font-size:12px;white-space:pre-wrap}.outline-links{padding:18px;border:1px solid var(--line);border-radius:12px;margin-top:25px;background:white}.outline-links p{padding:6px 0;font-size:12px;overflow-wrap:anywhere}.gantt-scroll{overflow:auto;border:1px solid var(--line);background:#fff;border-radius:12px}.gantt-scroll svg{width:auto;height:auto;touch-action:auto}.gantt-task{cursor:pointer}.gantt-task:focus-visible{outline:none}.gantt-task:focus-visible rect:first-child{stroke:#09898f;stroke-width:3}.layout-spine{stroke:#8ca8b9;stroke-width:3;fill:none}.node-extra{margin-top:14px;border-top:1px solid var(--line);padding-top:10px}.node-extra[open]>summary{margin-bottom:12px}.node-extra select[multiple]{font-size:12px}.node-extra small{line-height:1.4;margin-bottom:10px}.template-field{margin-top:15px;margin-bottom:8px}#task-error{color:#a54455;font-size:12px;margin-top:8px}.drawer>button{margin-top:9px}.board[data-view="gantt"] .empty-board,.board[data-view="outline"] .empty-board{background:#f8fbfd}.document-view h2{color:var(--navy)}
@media(max-width:700px){.app-header{padding:10px 12px;gap:8px;flex-wrap:wrap}.brand{font-size:17px}.brand small{display:none}.brand-icon{font-size:23px;padding:6px 10px}.header-controls{gap:6px}.language-label>span{display:none}.language-label select{width:107px;font-size:12px}.map-heading{padding:6px 12px}.title-field>span{display:none}.workspace,.guide-hidden .workspace{grid-template-columns:57px minmax(0,1fr)}.guide{position:absolute;right:0;top:138px;bottom:0;width:min(306px,82vw);z-index:10;box-shadow:-10px 0 30px #17344b22}.guide-hidden .guide{display:none}.quick-tools{padding:10px 4px}.tool{font-size:9px;min-height:45px}.tool>span:first-child{font-size:20px}.empty-board{padding:25px}.empty-board h1{font-size:19px}#map-count{display:none}#save-status{font-size:10px}.guide-heading{padding-right:10px}}

.workspace{position:relative}
.media-players{position:absolute;inset:0;pointer-events:none;overflow:hidden;z-index:2}.node-player{position:absolute;left:0;top:0;transform-origin:0 0;pointer-events:auto;background:#18394e;border-radius:12px;overflow:hidden;box-shadow:0 2px 14px #18394e25}.node-player iframe,.node-player video{border:0;width:100%;height:100%;display:block;object-fit:contain}.close-player{position:absolute;top:5px;right:5px;padding:0;width:23px;height:23px;border-radius:50%;background:#fff;color:#17344b;line-height:1;font-size:18px;box-shadow:0 1px 7px #17344b40}.video-error{position:absolute;inset:25px 0 0;display:grid;place-items:center;color:white;background:#17344bee;font-size:13px}.node-play{cursor:pointer}.node-play:focus-visible{outline:none}.node-play:focus-visible circle{stroke:#7bd4d9;stroke-width:4}.node-photo{pointer-events:none}.media-fallback{fill:#45677b;font-size:12px;pointer-events:none}.cross-tool{color:#8056ad}.edge.cross .edge-visible{stroke-width:2.4;stroke-dasharray:none}.node-reference-badge{cursor:pointer}.reference-row{display:flex;gap:6px;align-items:start;margin:9px 0;padding:8px;border-radius:8px;background:#eaf4f7}.reference-row a{flex:1;min-width:0;overflow-wrap:anywhere;font-size:12px;color:#176978}.reference-row button{padding:3px 6px;font-size:10px;color:#9d4857}.reference-row small{font-size:10px}.editor-error{font-size:12px;color:#9d4857;margin-top:8px}.button-link{display:flex;align-items:center;justify-content:center;text-align:center;border:1px solid var(--line);border-radius:10px;text-decoration:none;color:var(--ink);font-weight:650;background:white;font-size:12px;padding:9px 8px}.outline-media{max-width:250px;max-height:170px;border-radius:12px;display:block;margin:10px 20px;object-fit:cover}.outline-sources{padding:7px 20px;font-size:12px}.outline-sources a{color:#176978}.outline-sources a+ a{margin-left:10px}
@media(max-width:700px){.guide{top:0}.view-controls{padding:6px 12px;gap:7px}.view-controls label{font-size:11px}.view-controls select{font-size:12px;max-width:200px}.document-view{padding:18px 14px}}