:root{--sidebar:270px;--editor:350px;--paper:#f5f6ed;--panel:#fbfcf7;--ink:#25342b;--muted:#6d776f;--line:#d3dacd;--accent:#3f7658;--danger:#a94d45;--shadow:0 18px 45px rgba(28,45,34,.13);font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif}
*{box-sizing:border-box}body{margin:0;min-width:320px;height:100vh;overflow:hidden;color:var(--ink);background:var(--paper);font-size:14px}button,input,textarea,select{font:inherit;color:inherit}button{cursor:pointer}button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid color-mix(in srgb,var(--accent) 25%,transparent);outline-offset:2px}.app{display:grid;grid-template-columns:var(--sidebar) minmax(420px,1fr) var(--editor);grid-template-rows:minmax(0,1fr);height:100vh}.sidebar,.editor,.workspace{min-height:0;min-width:0}.sidebar{display:flex;flex-direction:column;border-right:1px solid var(--line);background:#edf0e5;z-index:20}.brandbar,.topbar,.editor-header{height:68px;flex:0 0 auto;display:flex;align-items:center;border-bottom:1px solid var(--line)}.brandbar{justify-content:space-between;padding:0 16px 0 20px}.brand{display:flex;align-items:center;gap:11px}.brand-orbit{width:34px;height:34px;display:grid;place-items:center;border-radius:50%;color:#fff;background:linear-gradient(135deg,#4d8063,#244b39);box-shadow:inset 0 0 0 1px rgba(255,255,255,.25)}.brand strong{display:block;font:600 19px/1.1 "Songti SC",serif;letter-spacing:.08em}.brand small{display:block;margin-top:4px;color:var(--muted);font-size:9px;letter-spacing:.2em}.icon-button{width:34px;height:34px;display:grid;place-items:center;padding:0;border:0;border-radius:9px;background:transparent;font-size:18px}.icon-button:hover{background:rgba(47,83,61,.09)}.search-wrap{position:relative;padding:14px 12px 8px}.search-wrap input{width:100%;height:40px;padding:0 40px 0 36px;border:1px solid transparent;border-radius:12px;background:rgba(255,255,255,.66)}.search-symbol{position:absolute;left:25px;top:23px;font-size:22px;color:var(--muted)}.shortcut{position:absolute;right:22px;top:24px;padding:2px 5px;border:1px solid var(--line);border-radius:5px;color:var(--muted);font-size:10px}.search-results{position:absolute;top:57px;left:12px;right:12px;max-height:320px;overflow:auto;padding:7px;border:1px solid var(--line);border-radius:12px;background:var(--panel);box-shadow:var(--shadow);z-index:80}.search-result{width:100%;display:block;padding:9px;border:0;border-radius:8px;text-align:left;background:transparent}.search-result:hover{background:#e5ecdf}.search-result strong{display:block}.search-result small{display:block;margin-top:3px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.main-nav{padding:5px 9px 10px}.nav-button{width:100%;height:39px;display:flex;align-items:center;gap:10px;padding:0 11px;border:0;border-radius:9px;color:var(--muted);background:transparent}.nav-button span:nth-child(2){flex:1;text-align:left}.nav-button b{min-width:21px;padding:2px 6px;border-radius:10px;background:rgba(80,92,81,.1);font-size:10px;font-weight:500}.nav-button.active{color:#28533d;background:rgba(255,255,255,.8);box-shadow:inset 3px 0 0 #4b7b5e}.section-title{display:flex;align-items:center;justify-content:space-between;padding:12px 18px 6px 19px;color:var(--muted);font-size:10px;font-weight:700;letter-spacing:.14em}.section-title button{padding:2px 7px;border:0;border-radius:6px;color:var(--accent);background:transparent}.page-list{max-height:225px;overflow:auto;padding:2px 9px 8px}.page-item{width:100%;min-height:42px;display:grid;grid-template-columns:31px minmax(0,1fr) auto;align-items:center;gap:8px;padding:5px 8px;border:1px solid transparent;border-radius:11px;background:transparent;text-align:left}.page-item:hover{background:rgba(255,255,255,.5)}.page-item.active{border-color:color-mix(in srgb,var(--page-accent) 30%,transparent);background:rgba(255,255,255,.83);box-shadow:inset 3px 0 0 var(--page-accent)}.page-icon{width:28px;height:28px;display:grid;place-items:center;border-radius:9px;background:var(--page-accent);font-size:15px}.page-item strong{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:12px}.page-item small{color:var(--muted);font-size:9px}.page-count{color:var(--muted);font-size:10px}.outline-list{min-height:0;flex:1;overflow:auto;padding:1px 9px 12px}.outline-item{width:100%;min-height:32px;display:flex;align-items:center;gap:7px;padding:5px 8px;border:0;border-radius:7px;color:var(--muted);background:transparent;text-align:left}.outline-item:hover,.outline-item.active{color:var(--ink);background:rgba(255,255,255,.62)}.outline-dot{width:7px;height:7px;border-radius:50%;background:var(--dot)}.outline-text{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.sidebar-footer{display:grid;grid-template-columns:1fr 1fr;gap:7px;padding:11px;border-top:1px solid var(--line)}.quiet-button{height:33px;border:1px solid var(--line);border-radius:8px;color:var(--muted);background:rgba(255,255,255,.5);font-size:11px}.workspace{display:flex;flex-direction:column;background:var(--paper)}.topbar{gap:8px;padding:0 16px;z-index:15}.page-heading{min-width:0;display:flex;align-items:center;gap:9px}.page-heading>span{font-size:24px}.page-heading strong,.page-heading small{display:block;max-width:230px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.page-heading strong{font-family:"Songti SC",serif;font-size:15px}.page-heading small{margin-top:3px;color:var(--muted);font-size:10px}.top-spacer{flex:1}.save-state{display:flex;align-items:center;gap:6px;color:var(--muted);font-size:10px;white-space:nowrap}.save-state i{width:7px;height:7px;border-radius:50%;background:#4f855e}.toolbar-button{height:36px;display:flex;align-items:center;gap:6px;padding:0 11px;border:1px solid var(--line);border-radius:9px;background:var(--panel);white-space:nowrap}.toolbar-button:hover{box-shadow:0 4px 12px rgba(40,55,44,.08)}.toolbar-button.accent{border-color:var(--accent);color:#fff;background:var(--accent)}.toolbar-button.active{animation:pulse 1.2s ease-in-out infinite}@keyframes pulse{50%{box-shadow:0 0 0 5px color-mix(in srgb,var(--accent) 20%,transparent)}}.stage{position:relative;min-height:0;flex:1;overflow:hidden}.canvas-viewport{position:absolute;inset:0;overflow:auto;cursor:grab;background:var(--page-bg)}.canvas-viewport.panning{cursor:grabbing}.canvas-scene{position:relative;width:2600px;height:1800px;min-width:100%;min-height:100%;transform-origin:0 0;background-image:radial-gradient(circle,var(--grid-dot) 1px,transparent 1.2px);background-size:24px 24px}.theme-decor{position:absolute;inset:0;overflow:hidden;pointer-events:none}.decor{position:absolute;user-select:none;filter:saturate(.9)}.edge-layer{position:absolute;inset:0;width:2600px;height:1800px;overflow:visible;pointer-events:none}.edge{fill:none;stroke:var(--edge-color);stroke-width:2}.edge-glow{fill:none;stroke:var(--edge-color);stroke-width:8;opacity:.08}.node-layer{position:absolute;inset:0}.node-card{position:absolute;width:220px;min-height:104px;padding:13px 14px 12px;border:1px solid color-mix(in srgb,var(--node-text) 18%,transparent);border-left:4px solid var(--node-accent);border-radius:17px 8px 17px 8px;color:var(--node-text);background:var(--node-bg);box-shadow:0 8px 20px rgba(31,46,36,.12);cursor:move;user-select:none;transition:box-shadow .15s,transform .15s}.node-card:hover{box-shadow:0 13px 28px rgba(31,46,36,.16)}.node-card.selected{box-shadow:0 0 0 3px color-mix(in srgb,var(--page-accent) 25%,transparent),0 13px 28px rgba(31,46,36,.17)}.node-card.connect-source{animation:pulse 1.2s infinite}.node-card.connect-target{cursor:crosshair}.node-card::after{content:"";position:absolute;right:12px;top:10px;width:17px;height:8px;border-radius:100% 0;background:var(--node-accent);opacity:.2;transform:rotate(-25deg)}.node-kind{font-size:9px;font-weight:700;letter-spacing:.12em;opacity:.72}.node-title{margin-top:7px;padding-right:17px;font:600 16px/1.35 "Songti SC",serif}.node-note{margin-top:5px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:10px;opacity:.72}.node-meta{display:flex;align-items:center;gap:6px;margin-top:9px;font-size:9px;opacity:.68}.node-star{color:#d3a529;opacity:1}.node-port{position:absolute;width:22px;height:22px;display:grid;place-items:center;padding:0;border:0;border-radius:50%;color:#fff;background:var(--page-accent);opacity:0;transition:opacity .15s;box-shadow:0 2px 8px rgba(0,0,0,.14)}.node-port.right{right:-11px;top:41px}.node-port.down{left:99px;bottom:-11px}.node-card:hover .node-port,.node-card.selected .node-port{opacity:1}.canvas-tools{position:absolute;left:17px;top:15px;display:flex;align-items:center;gap:4px;padding:5px;border:1px solid color-mix(in srgb,var(--page-accent) 22%,var(--line));border-radius:14px;background:color-mix(in srgb,var(--panel) 90%,transparent);box-shadow:0 6px 18px rgba(31,46,36,.08);backdrop-filter:blur(9px);z-index:12}.canvas-tools button{width:30px;height:30px;padding:0;border:0;border-radius:8px;background:transparent}.canvas-tools button:hover{background:rgba(50,75,58,.09)}.canvas-tools span{min-width:44px;text-align:center;color:var(--muted);font-size:11px}.canvas-tools i{width:1px;height:22px;background:var(--line)}.canvas-tools select{height:30px;padding:0 7px;border:0;border-radius:7px;color:var(--muted);background:transparent;font-size:10px}.connect-notice{position:absolute;left:50%;top:16px;transform:translateX(-50%);display:flex;align-items:center;gap:5px;padding:8px 10px 8px 13px;border-radius:20px;color:#fff;background:#263b31;box-shadow:var(--shadow);z-index:30;font-size:11px}.connect-notice button{margin-left:5px;padding:3px 8px;border:0;border-radius:10px;background:rgba(255,255,255,.16);color:#fff}.editor{display:flex;flex-direction:column;border-left:1px solid var(--line);background:var(--panel);z-index:20}.editor-header{gap:5px;padding:0 13px 0 19px}.editor-header>span{flex:1;color:var(--muted);font-size:10px;font-weight:700;letter-spacing:.15em}.danger:hover{color:var(--danger);background:rgba(169,77,69,.09)}.editor-body{min-height:0;flex:1;overflow:auto;padding:22px 21px 30px}.empty-editor{height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--muted);text-align:center}.empty-editor>span{font-size:32px;color:var(--accent)}.empty-editor strong{margin-top:10px;color:var(--ink);font-family:"Songti SC",serif;font-size:18px}.empty-editor p{max-width:220px;line-height:1.6;font-size:11px}.field-label{display:block;margin:0 0 7px;color:var(--muted);font-size:10px;font-weight:700;letter-spacing:.09em}.title-input{width:100%;padding:0 0 10px;border:0;border-bottom:1px solid var(--line);background:transparent;font:600 24px/1.3 "Songti SC",serif}.two-columns{display:grid;grid-template-columns:1fr 1fr;gap:11px;margin:18px 0}.two-columns input,.two-columns select{width:100%;height:36px;padding:0 8px;border:1px solid var(--line);border-radius:8px;background:var(--paper)}.color-section{margin:0 0 16px}.palette-row{display:flex;align-items:center;gap:7px}.swatches{display:flex;flex-wrap:wrap;gap:6px;flex:1}.swatch{width:23px;height:23px;padding:0;border:2px solid #fff;border-radius:50%;background:var(--swatch);box-shadow:0 0 0 1px rgba(30,45,35,.18)}.swatch.active{box-shadow:0 0 0 2px var(--panel),0 0 0 4px var(--accent)}.palette-row input[type=color]{width:32px;height:29px;padding:2px;border:1px solid var(--line);border-radius:7px;background:var(--paper)}.palette-row>button{height:29px;padding:0 7px;border:1px solid var(--line);border-radius:7px;color:var(--muted);background:var(--paper);font-size:10px}.editor textarea{width:100%;min-height:185px;padding:12px;border:1px solid var(--line);border-radius:9px;resize:vertical;background:var(--paper);line-height:1.65}.create-section,.relation-section{margin-top:21px;padding-top:17px;border-top:1px solid var(--line)}.create-actions{display:grid;grid-template-columns:1fr 1fr;gap:7px}.create-actions button{min-height:34px;padding:6px;border:1px solid var(--line);border-radius:8px;background:var(--paper);font-size:10px}.create-actions button:last-child{grid-column:1/-1}.relation-item{display:grid;grid-template-columns:28px minmax(0,1fr) 26px;gap:7px;align-items:center;padding:7px;border-radius:7px}.relation-item:hover{background:var(--paper)}.relation-dir{color:var(--muted);font-size:11px}.relation-title{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:11px}.relation-delete{width:25px;height:25px;padding:0;border:0;border-radius:6px;color:var(--danger);background:transparent}.editor-footer{padding:12px 15px;border-top:1px solid var(--line);color:var(--muted);font-size:9px;text-align:center}.index-view{position:absolute;inset:0;overflow:auto;padding:35px 40px 60px;background:var(--paper);z-index:10}.index-view header{max-width:930px;margin:auto}.index-view header small{color:var(--accent);font-weight:700;letter-spacing:.18em}.index-view h1{margin:7px 0 5px;font:600 31px/1.2 "Songti SC",serif}.index-view p{margin:0;color:var(--muted)}.index-filter{max-width:930px;display:flex;flex-wrap:wrap;gap:7px;margin:24px auto 14px}.filter-chip{height:30px;padding:0 11px;border:1px solid var(--line);border-radius:16px;background:transparent;color:var(--muted)}.filter-chip.active{color:#fff;background:var(--accent)}.index-list{max-width:930px;margin:auto;border-top:1px solid var(--line)}.index-row{width:100%;display:grid;grid-template-columns:45px 115px minmax(120px,1fr) minmax(100px,.7fr) 65px;gap:12px;align-items:center;padding:14px 5px;border:0;border-bottom:1px solid var(--line);background:transparent;text-align:left}.index-row:hover{background:rgba(255,255,255,.55)}.index-page-icon{width:28px;height:28px;display:grid;place-items:center;border-radius:8px;background:var(--row-accent)}.index-page{color:var(--muted);font-size:10px}.index-node-title{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:650}.index-tags{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--muted);font-size:10px}.index-date{color:var(--muted);font-size:9px;text-align:right}.page-dialog{width:min(760px,92vw);max-height:88vh;padding:0;border:1px solid var(--line);border-radius:18px;background:var(--panel);box-shadow:0 28px 80px rgba(20,30,24,.28)}.page-dialog::backdrop{background:rgba(20,27,23,.45);backdrop-filter:blur(3px)}.page-dialog form{display:flex;flex-direction:column;max-height:88vh}.page-dialog header{display:flex;align-items:center;justify-content:space-between;padding:20px 23px 15px;border-bottom:1px solid var(--line)}.page-dialog h2{margin:4px 0 0;font:600 25px/1.2 "Songti SC",serif}.page-dialog header small,.dialog-label{color:var(--muted);font-size:9px;font-weight:700;letter-spacing:.16em}.dialog-close{width:34px;height:34px;border:0;border-radius:9px;background:transparent;font-size:21px}.dialog-content{overflow:auto;padding:20px 23px}.page-form-fields{display:grid;grid-template-columns:1fr 1.3fr;gap:12px;margin-bottom:19px}.page-form-fields label{color:var(--muted);font-size:10px;font-weight:700}.page-form-fields input{width:100%;height:39px;margin-top:6px;padding:0 10px;border:1px solid var(--line);border-radius:9px;background:var(--paper)}.theme-gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:9px;margin:8px 0 20px}.theme-card{min-height:92px;position:relative;overflow:hidden;padding:11px;border:2px solid transparent;border-radius:13px;color:var(--theme-text);background:var(--theme-bg);text-align:left}.theme-card.active{border-color:var(--theme-accent);box-shadow:0 0 0 2px var(--panel),0 0 0 4px var(--theme-accent)}.theme-card span{font-size:22px}.theme-card strong{display:block;margin-top:7px;font-size:12px}.theme-card small{display:block;margin-top:3px;opacity:.72;font-size:8px}.theme-card::after{content:"";position:absolute;width:65px;height:65px;right:-26px;bottom:-29px;border:12px solid var(--theme-accent);border-radius:50%;opacity:.25}.page-colors{display:grid;grid-template-columns:repeat(4,1fr);gap:9px;margin-top:8px}.page-colors label{display:flex;align-items:center;justify-content:space-between;padding:8px;border:1px solid var(--line);border-radius:9px;color:var(--muted);font-size:10px}.page-colors input{width:32px;height:27px;padding:1px;border:0;background:transparent}.page-dialog footer{display:flex;gap:8px;padding:14px 22px;border-top:1px solid var(--line)}.page-dialog footer span{flex:1}.page-dialog footer button{height:36px;padding:0 14px;border:1px solid var(--line);border-radius:8px;background:var(--paper)}.page-dialog .primary-button{border-color:var(--accent);color:#fff;background:var(--accent)}.page-dialog .danger-button{color:var(--danger);background:transparent}.toast{position:fixed;left:50%;bottom:26px;transform:translate(-50%,14px);padding:10px 15px;border-radius:9px;color:#fff;background:rgba(28,39,32,.94);box-shadow:var(--shadow);opacity:0;pointer-events:none;transition:.2s;z-index:200}.toast.show{opacity:1;transform:translate(-50%,0)}.backdrop{display:none;position:fixed;inset:0;background:rgba(20,27,23,.35);z-index:19}.mobile-only{display:none}
[hidden],.connect-notice[hidden],.empty-editor[hidden],#editorFields[hidden],.index-view[hidden],.canvas-viewport[hidden],.canvas-tools[hidden]{display:none!important}
.theme-landscape{position:absolute;inset:0;overflow:hidden;pointer-events:none;z-index:0}.landscape-title{position:absolute;left:42px;bottom:48px;opacity:.24}.landscape-title small,.landscape-title strong{display:block}.landscape-title small{font-size:9px;letter-spacing:.28em}.landscape-title strong{margin-top:4px;font:700 30px/1 "Songti SC",serif;letter-spacing:.16em}.landmark{position:absolute;filter:saturate(.92);opacity:.2}.landmark-main{right:7%;bottom:2%;font-size:150px}.landmark-a{right:22%;bottom:6%;font-size:70px}.landmark-b{left:5%;bottom:4%;font-size:78px}.landmark-c{left:22%;bottom:8%;font-size:48px}.landscape-ground{position:absolute;left:-5%;right:-5%;bottom:-70px;height:150px;border-radius:50% 50% 0 0;background:color-mix(in srgb,var(--page-accent) 14%,transparent)}
.theme-ocean .theme-landscape::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 0 28%,rgba(47,160,184,.08) 28% 100%),repeating-radial-gradient(ellipse at 50% 104%,transparent 0 28px,rgba(255,255,255,.18) 29px 31px,transparent 32px 58px)}.theme-ocean .landmark-main{font-size:180px;right:10%;bottom:18%}.theme-ocean .landscape-ground{height:220px;background:linear-gradient(180deg,rgba(46,144,164,.1),rgba(20,104,130,.2))}.theme-winter .theme-landscape::before{content:"";position:absolute;inset:0;background:linear-gradient(145deg,rgba(113,213,207,.15),transparent 34%),linear-gradient(215deg,rgba(129,129,230,.12),transparent 38%)}.theme-winter .landmark-main{font-size:180px;right:7%;bottom:9%}.theme-winter .landscape-ground{height:220px;background:linear-gradient(180deg,rgba(255,255,255,.35),rgba(132,190,216,.18))}.theme-magic .landmark-main{font-size:190px}.theme-minions .landmark-main{font-size:180px}.theme-space .landmark-main{font-size:170px}.theme-circus .landmark-main{font-size:180px}.theme-sky .landmark-main{font-size:160px}
.ink-layer{position:absolute;inset:0;z-index:3;pointer-events:none;touch-action:none}.ink-layer.drawing{z-index:20;pointer-events:auto;cursor:crosshair}.ink-hit-layer{position:absolute;inset:0;z-index:4;pointer-events:none}.ink-hit-layer button{position:absolute;border:1px dashed transparent;background:transparent;pointer-events:auto}.ink-hit-layer button:hover{border-color:var(--page-accent);background:color-mix(in srgb,var(--page-accent) 5%,transparent)}.node-layer{z-index:5}.node-card-actions{position:absolute;right:7px;top:7px;display:flex;gap:4px;z-index:3}.node-card-actions button{width:24px;height:24px;padding:0;border:0;border-radius:7px;color:var(--node-text);background:color-mix(in srgb,var(--node-text) 8%,transparent);opacity:.48}.node-card-actions button:hover{opacity:1;background:color-mix(in srgb,var(--node-text) 14%,transparent)}.node-card-actions .node-delete:hover{color:#fff;background:var(--danger)}.node-card-actions button:disabled{opacity:.15;cursor:default}.node-card::after{right:65px}.editor-action{height:30px;padding:0 8px;border:1px solid var(--line);border-radius:8px;background:transparent;font-size:10px}.editor-action:disabled{opacity:.4}.editor-action.danger{color:var(--danger);border-color:color-mix(in srgb,var(--danger) 35%,var(--line))}.ink-toolbar,.ink-actions{position:absolute;left:50%;display:flex;align-items:center;gap:7px;transform:translateX(-50%);padding:8px 10px;border:1px solid color-mix(in srgb,var(--accent) 26%,var(--line));border-radius:18px;background:color-mix(in srgb,var(--panel) 94%,transparent);box-shadow:0 10px 30px rgba(28,44,34,.15);backdrop-filter:blur(15px);z-index:45}.ink-toolbar{top:16px;max-width:calc(100vw - 28px)}.ink-actions{bottom:20px}.ink-pen-title{padding:6px 10px;border-radius:11px;color:#fff;background:linear-gradient(135deg,var(--accent),color-mix(in srgb,var(--accent) 72%,#13291e));font-family:"Songti SC",serif;white-space:nowrap}.ink-toolbar label{display:flex;align-items:center;gap:5px;color:var(--muted);font-size:10px;white-space:nowrap}.ink-toolbar input{width:30px;height:28px;padding:1px;border:0;background:transparent}.ink-toolbar select,.ink-toolbar button,.ink-actions button{height:30px;padding:0 9px;border:1px solid var(--line);border-radius:9px;background:var(--paper);font-size:10px;white-space:nowrap}.ink-toolbar button.active{color:#fff;background:var(--danger)}.ink-toolbar button.finger-active{color:#fff;border-color:var(--accent);background:var(--accent)}.ink-toolbar .ink-done,.ink-actions button:not(.danger){color:#fff;background:var(--accent);border-color:var(--accent)}.ink-tip{color:var(--muted);font-size:9px;white-space:nowrap}.ink-actions .ink-card-primary{background:color-mix(in srgb,var(--accent) 82%,#172b20);box-shadow:0 4px 12px color-mix(in srgb,var(--accent) 28%,transparent);font-weight:700}.ink-actions>span{color:var(--muted);font-size:10px}.ink-bind-notice{top:64px}.handwriting-card{min-height:154px}.node-handwriting{height:74px;margin:8px -2px 2px;padding:5px;border:1px solid color-mix(in srgb,var(--node-text) 11%,transparent);border-radius:9px;background:color-mix(in srgb,var(--node-bg) 72%,#fff)}.node-handwriting svg{display:block;width:100%;height:100%;overflow:visible}
.canvas-scene::before{content:"";position:absolute;inset:0;z-index:0;pointer-events:none;background-image:radial-gradient(circle at 8% 12%,color-mix(in srgb,var(--page-accent) 42%,transparent) 0 1px,transparent 1.8px),radial-gradient(circle at 21% 38%,color-mix(in srgb,var(--page-accent) 32%,transparent) 0 1px,transparent 1.6px),radial-gradient(circle at 36% 7%,color-mix(in srgb,var(--page-accent) 38%,transparent) 0 1px,transparent 1.8px),radial-gradient(circle at 52% 29%,color-mix(in srgb,var(--page-accent) 35%,transparent) 0 1px,transparent 1.7px),radial-gradient(circle at 67% 14%,color-mix(in srgb,var(--page-accent) 40%,transparent) 0 1px,transparent 1.8px),radial-gradient(circle at 79% 42%,color-mix(in srgb,var(--page-accent) 30%,transparent) 0 1px,transparent 1.6px),radial-gradient(circle at 91% 18%,color-mix(in srgb,var(--page-accent) 42%,transparent) 0 1px,transparent 1.8px),radial-gradient(circle at 73% 72%,color-mix(in srgb,var(--page-accent) 32%,transparent) 0 1px,transparent 1.7px);animation:soft-twinkle 6s ease-in-out infinite}
@keyframes soft-twinkle{0%,100%{opacity:.16}50%{opacity:.34}}
/* theme-specific atmospheres */
.theme-dark .canvas-scene{background-image:linear-gradient(rgba(67,233,214,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(67,233,214,.05) 1px,transparent 1px);background-size:32px 32px}.theme-dark .decor{text-shadow:0 0 18px currentColor}.theme-magic .canvas-scene{background-image:radial-gradient(circle,rgba(255,211,107,.3) 1px,transparent 1px);background-size:27px 27px}.theme-minions .canvas-scene{background-image:linear-gradient(90deg,rgba(38,72,132,.07) 50%,transparent 50%);background-size:90px 90px}.theme-ocean .canvas-scene{background-image:radial-gradient(circle,rgba(255,255,255,.35) 1px,transparent 1.5px);background-size:30px 30px}.theme-space .canvas-scene{background-image:radial-gradient(circle,rgba(255,255,255,.48) 1px,transparent 1.4px);background-size:34px 34px}.theme-candy .canvas-scene{background-image:radial-gradient(circle,rgba(244,122,170,.12) 3px,transparent 3.5px);background-size:44px 44px}.theme-retro .canvas-scene{background-image:linear-gradient(rgba(113,69,43,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(113,69,43,.07) 1px,transparent 1px);background-size:30px 30px}
@media(max-width:1450px){.toolbar-button span{display:none}.page-heading small{max-width:140px}}
@media(max-width:1180px){:root{--sidebar:235px;--editor:310px}}
@media(max-width:920px){.app{grid-template-columns:1fr}.sidebar{position:fixed;inset:0 auto 0 0;width:270px;transform:translateX(-103%);transition:.2s;box-shadow:var(--shadow)}.editor{position:fixed;inset:0 0 0 auto;width:min(380px,92vw);transform:translateX(103%);transition:.2s;box-shadow:var(--shadow)}.app.sidebar-open .sidebar,.app.editor-open .editor{transform:translateX(0)}.app.sidebar-open .backdrop,.app.editor-open .backdrop{display:block}.mobile-only{display:grid}.topbar{padding:0 9px}.save-state{margin-left:auto}.theme-gallery{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.page-heading small{display:none}.page-heading strong{max-width:110px}.theme-gallery{grid-template-columns:1fr 1fr}.page-form-fields{grid-template-columns:1fr}.page-colors{grid-template-columns:1fr 1fr}.index-view{padding:25px 16px}.index-row{grid-template-columns:35px minmax(100px,1fr) 60px}.index-page,.index-tags{display:none}.canvas-tools select{display:none}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}
.outline-list{padding:2px 9px 12px}.outline-row{position:relative;width:calc(100% - var(--depth)*16px);display:grid;grid-template-columns:20px minmax(0,1fr);align-items:center;margin-left:calc(var(--depth)*16px);border-radius:8px}.outline-row.child::before{content:"";position:absolute;left:-8px;top:-7px;width:11px;height:23px;border-left:1px solid color-mix(in srgb,var(--accent) 28%,var(--line));border-bottom:1px solid color-mix(in srgb,var(--accent) 28%,var(--line));border-radius:0 0 0 7px;pointer-events:none}.outline-row.active{background:rgba(255,255,255,.68);box-shadow:inset 2px 0 0 var(--accent)}.outline-toggle,.outline-toggle-spacer{width:20px;height:28px;display:grid;place-items:center;padding:0;border:0;color:var(--accent);background:transparent;font-size:11px}.outline-toggle:hover{border-radius:6px;background:rgba(255,255,255,.72)}.outline-row .outline-item{min-width:0;min-height:32px;display:flex;align-items:center;gap:7px;padding:5px 7px 5px 2px}.outline-row.root .outline-item{color:var(--ink);font-weight:650}.outline-row .outline-item:hover{color:var(--ink);background:rgba(255,255,255,.55)}.outline-row .outline-dot{flex:0 0 auto}.outline-row .outline-text{min-width:0;flex:1}.outline-children{min-width:18px;padding:1px 5px;border-radius:9px;color:var(--muted);background:rgba(80,92,81,.09);font-size:9px;text-align:center}
.reference-edge.edge{stroke-dasharray:7 6;opacity:.72}.child-edge.edge{stroke-width:2.4}.node-card.dragging-tree{opacity:.78;box-shadow:0 9px 24px color-mix(in srgb,var(--page-accent) 24%,rgba(31,46,36,.18))}.node-card.drop-target{transform:scale(1.045);box-shadow:0 0 0 5px color-mix(in srgb,var(--page-accent) 34%,transparent),0 16px 34px rgba(31,46,36,.24)}.node-card.drop-target::before{content:"松开，成为这张卡片的子树";position:absolute;left:50%;bottom:calc(100% + 9px);transform:translateX(-50%);width:max-content;max-width:220px;padding:6px 10px;border-radius:14px;color:#fff;background:var(--page-accent);font-size:10px;font-weight:700;box-shadow:0 7px 18px rgba(31,46,36,.2)}.node-card.drop-target.drop-merge-target::before{content:"再次松开：并入这张卡片正文"}.branch-section{margin-top:21px;padding-top:17px;border-top:1px solid var(--line)}.branch-actions{display:grid;gap:7px}.branch-actions button{min-height:36px;padding:7px;border:1px solid var(--line);border-radius:8px;background:var(--paper);font-size:10px}.branch-actions .danger{color:#fff;border-color:var(--danger);background:var(--danger)}.branch-actions button:disabled{opacity:.42}.relation-item{grid-template-columns:34px minmax(0,1fr) 26px}.branch-move-notice{top:64px}
.node-card{width:calc(var(--node-width,220px) * var(--node-scale,1));min-height:calc(var(--node-min-height,104px) * var(--node-scale,1));padding:calc(13px * var(--node-scale,1)) calc(14px * var(--node-scale,1)) calc(12px * var(--node-scale,1));border-radius:calc(17px * var(--node-scale,1)) calc(8px * var(--node-scale,1)) calc(17px * var(--node-scale,1)) calc(8px * var(--node-scale,1));transition:width .16s,min-height .16s,padding .16s,box-shadow .15s,transform .15s}.node-card.resizing{transition:box-shadow .15s;box-shadow:0 0 0 3px color-mix(in srgb,var(--page-accent) 32%,transparent),0 18px 36px rgba(31,46,36,.2)}.node-card-actions{right:calc(7px * var(--node-scale,1));top:calc(7px * var(--node-scale,1));gap:3px}.node-card-actions button{width:22px;height:22px;font-size:11px}.node-card::after{right:calc(65px * var(--node-scale,1))}.node-kind{padding-right:58px;font-size:calc(9px * var(--node-scale,1))}.node-title{margin-top:calc(7px * var(--node-scale,1));font-size:calc(16px * var(--node-scale,1))}.node-note{margin-top:calc(5px * var(--node-scale,1));font-size:calc(10px * var(--node-scale,1))}.node-meta{flex-wrap:wrap;gap:calc(6px * var(--node-scale,1));margin-top:calc(9px * var(--node-scale,1));font-size:calc(9px * var(--node-scale,1))}.node-port.right{top:50%;transform:translateY(-50%)}.node-port.down{left:50%;transform:translateX(-50%)}.node-resize-handle{position:absolute;width:26px;height:26px;display:grid;place-items:center;padding:0;border:0;color:var(--node-accent);background:transparent;font-size:16px;font-weight:800;line-height:1;opacity:0;touch-action:none;z-index:5;transition:opacity .15s,background .15s}.node-card:hover .node-resize-handle,.node-card.selected .node-resize-handle,.node-card.resizing .node-resize-handle{opacity:.8}.node-resize-handle:hover,.node-card.resizing .node-resize-handle{opacity:1;background:color-mix(in srgb,var(--node-accent) 13%,transparent)}.handwriting-card{min-height:calc(var(--node-min-height,154px) * var(--node-scale,1))}.node-handwriting{height:calc(74px * var(--node-scale,1));margin-top:calc(8px * var(--node-scale,1));padding:calc(5px * var(--node-scale,1))}.field-label strong{float:right;color:var(--ink);letter-spacing:0}.size-section{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:7px;margin:2px 0 18px}.size-section .field-label{grid-column:1/-1;margin:0}.size-section input{width:100%;accent-color:var(--accent)}.size-section button{height:29px;padding:0 8px;border:1px solid var(--line);border-radius:7px;color:var(--muted);background:var(--paper);font-size:10px}.size-section small{grid-column:1/-1;color:var(--muted);font-size:9px}
.cloud-button b{width:7px;height:7px;border-radius:50%;background:var(--muted)}.cloud-button.connected b{background:#52a96c;box-shadow:0 0 0 4px color-mix(in srgb,#52a96c 16%,transparent)}.cloud-dialog{width:min(640px,94vw)}.cloud-status-card{display:flex;align-items:center;gap:13px;padding:14px;border:1px solid color-mix(in srgb,var(--accent) 25%,var(--line));border-radius:13px;background:color-mix(in srgb,var(--accent) 7%,var(--paper))}.cloud-status-card>span{width:38px;height:38px;display:grid;place-items:center;border-radius:50%;color:#fff;background:var(--accent);font-size:18px}.cloud-status-card strong,.cloud-status-card small{display:block}.cloud-status-card small{margin-top:4px;color:var(--muted);font-size:10px;line-height:1.45}.cloud-section{margin-top:18px;padding-top:17px;border-top:1px solid var(--line)}.cloud-section p,.cloud-hint{color:var(--muted);font-size:10px;line-height:1.6}.cloud-section label{display:block;margin-top:10px;color:var(--muted);font-size:10px;font-weight:700}.cloud-section input,.cloud-section textarea{width:100%;margin-top:6px;padding:9px 10px;border:1px solid var(--line);border-radius:9px;background:var(--paper);font-size:11px}.cloud-section textarea{resize:vertical}.cloud-account-fields{display:grid;grid-template-columns:1fr 1fr;gap:9px}.cloud-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.cloud-actions button,.cloud-secondary{min-height:36px;padding:7px 11px;border:1px solid var(--accent);border-radius:9px;color:#fff;background:var(--accent);font-size:10px}.cloud-actions .cloud-secondary,.cloud-secondary{color:var(--muted);border-color:var(--line);background:var(--paper)}.cloud-actions .cloud-danger{color:var(--danger);border-color:color-mix(in srgb,var(--danger) 36%,var(--line));background:transparent}.cloud-section details{margin-top:13px;color:var(--muted);font-size:10px}.cloud-section pre{max-height:190px;overflow:auto;padding:12px;border-radius:9px;color:var(--ink);background:var(--paper);font-size:9px;white-space:pre-wrap}.cloud-section.configured>label,.cloud-section.configured>p{display:none}.cloud-section.configured #saveCloudConfigBtn{margin-top:8px}.sidebar-footer{grid-template-columns:1fr 1fr}.print-sheet{display:none}
@media(max-width:700px){.topbar{height:auto;min-height:64px;flex-wrap:wrap;padding:8px 9px}.topbar .page-heading{order:1}.topbar .top-spacer{order:2}.topbar .save-state{order:3}.topbar .toolbar-button{order:4;height:34px}.cloud-account-fields{grid-template-columns:1fr}.cloud-actions button{flex:1 1 140px}.ink-toolbar,.ink-actions{max-width:calc(100vw - 20px);flex-wrap:wrap;justify-content:center}.ink-actions{bottom:10px}.canvas-tools{left:9px;top:9px}.sidebar-footer{padding-bottom:max(11px,env(safe-area-inset-bottom))}}
@media(max-width:430px){.topbar .page-heading strong{max-width:120px}.topbar .save-state{font-size:9px}.topbar .toolbar-button{padding:0 9px}.cloud-button span{display:inline}.connect-notice{max-width:calc(100vw - 18px);text-align:center;flex-wrap:wrap;justify-content:center}.editor-body{padding:18px 16px 28px}}
.cloud-account-fields{grid-template-columns:1fr}
.cloud-code-fields{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:end;gap:8px}.cloud-code-fields label{min-width:0}.cloud-code-fields>button{height:36px;margin-bottom:0;padding:0 12px;border:1px solid var(--line);border-radius:9px}.cloud-code-fields input{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.08em;text-transform:uppercase}.cloud-code-fields input.generated{border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 12%,transparent)}@media(max-width:430px){.cloud-code-fields{grid-template-columns:1fr}.cloud-code-fields>button{width:100%}}
@media print{@page{size:landscape;margin:8mm}body.print-mode{height:auto;overflow:visible;background:#fff}.print-mode .app,.print-mode dialog,.print-mode .toast{display:none!important}.print-mode .print-sheet{display:flex!important;min-height:100vh;flex-direction:column;align-items:center;justify-content:center;color:#111;background:#fff}.print-sheet h1{margin:0 0 10px;font:600 18px "Songti SC",serif}.print-sheet img{display:block;max-width:100%;max-height:180mm;object-fit:contain}}
@supports(height:100dvh){body,.app{height:100dvh}}.node-card{touch-action:none}@media(pointer:coarse){.topbar .icon-button,.topbar .toolbar-button,.canvas-tools button{min-width:40px;min-height:40px}.node-port{width:28px;height:28px}.node-port.right{right:-14px}.node-port.down{bottom:-14px}}
.ink-hit-layer button,.ink-hit-layer button:hover{border:0;background:transparent}.ink-lasso-selection{fill:none!important;stroke:var(--page-accent);stroke-width:2;vector-effect:non-scaling-stroke}.restore-handwriting-button{width:100%;min-height:38px;margin:-2px 0 18px;padding:8px 11px;border:1px solid color-mix(in srgb,var(--accent) 42%,var(--line));border-radius:9px;color:var(--accent);background:color-mix(in srgb,var(--accent) 8%,var(--paper));font-weight:700}.restore-handwriting-button:hover{background:color-mix(in srgb,var(--accent) 14%,var(--paper))}
.top-lasso-button.active{color:#fff;border-color:var(--accent);background:var(--accent)}.ink-layer.moving-ink{cursor:move}.ink-actions{max-width:calc(100vw - 28px);overflow-x:auto}.ink-actions .ink-move-primary.active{color:#fff;background:color-mix(in srgb,var(--accent) 72%,#172b20);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 22%,transparent)}.ink-action-color{height:30px;display:flex;align-items:center;gap:5px;padding:0 6px 0 9px;border:1px solid var(--line);border-radius:9px;color:var(--muted);background:var(--paper);font-size:10px;white-space:nowrap}.ink-action-color input{width:27px;height:24px;padding:1px;border:0;background:transparent}
.ink-color-picker{display:flex;align-items:center;gap:6px;color:var(--muted);font-size:10px;white-space:nowrap}.ink-color-swatches{display:flex;align-items:center;gap:4px}.ink-toolbar .ink-color-swatch{width:24px;height:24px;min-height:24px;padding:0;border:2px solid var(--panel);border-radius:50%;background:var(--ink-swatch);box-shadow:0 0 0 1px color-mix(in srgb,var(--ink) 22%,transparent)}.ink-toolbar .ink-color-swatch.active{background:var(--ink-swatch);box-shadow:0 0 0 2px var(--panel),0 0 0 4px var(--accent)}.ink-toolbar .ink-color-swatch.fluorescent{box-shadow:0 0 0 1px color-mix(in srgb,var(--ink) 20%,transparent),0 0 9px color-mix(in srgb,var(--ink-swatch) 70%,transparent)}.ink-toolbar .ink-color-swatch.fluorescent.active{box-shadow:0 0 0 2px var(--panel),0 0 0 4px var(--accent),0 0 12px var(--ink-swatch)}.ink-actions{width:min(390px,calc(100vw - 20px));max-width:none;flex-direction:column;align-items:stretch;gap:6px;overflow:visible;padding:8px}.ink-action-row{display:flex;align-items:center;justify-content:center;gap:5px}.ink-action-main>span{min-width:42px;color:var(--muted);font-size:10px;text-align:center}.ink-action-main button{min-width:34px;padding:0 8px}.ink-action-main #shrinkInkBtn,.ink-action-main #growInkBtn{width:34px;min-width:34px;padding:0;font-size:16px}.ink-action-more button{flex:1;min-width:0;padding:0 6px}.ink-action-more .danger{color:var(--danger);background:var(--paper);border-color:color-mix(in srgb,var(--danger) 36%,var(--line))}
@media(max-width:520px){.ink-actions{width:min(360px,calc(100vw - 16px));bottom:8px}.ink-action-main{flex-wrap:nowrap}.ink-action-main>span{display:none}.ink-action-color{padding-left:7px}.ink-action-more button{font-size:9px}.ink-color-picker{width:100%;justify-content:center}.ink-toolbar .ink-color-swatch{width:27px;height:27px;min-height:27px}}
.ink-actions .ink-action-done{color:#fff;border-color:color-mix(in srgb,var(--accent) 70%,#10251b);background:color-mix(in srgb,var(--accent) 74%,#10251b);font-weight:800}.canvas-tools #centerCanvasBtn{color:var(--accent);font-weight:800}
.ink-layer{z-index:7}.ink-layer.drawing{z-index:20}.ink-hit-layer{z-index:4}.node-layer{z-index:5}.ink-color-picker>input[type=color]{border:1px solid color-mix(in srgb,var(--accent) 40%,var(--line));border-radius:7px;background:var(--paper);cursor:pointer}
.ink-toolbar .ink-color-done{height:28px;min-height:28px;padding:0 9px;color:#fff;border-color:var(--accent);background:var(--accent);font-weight:800}.ink-toolbar .ink-color-done:hover{box-shadow:0 4px 10px color-mix(in srgb,var(--accent) 25%,transparent)}
.ink-pen-switch{display:flex;gap:3px;padding:3px;border:1px solid var(--line);border-radius:11px;background:var(--paper)}.ink-toolbar .ink-pen-switch button{height:25px;min-height:25px;padding:0 8px;border:0;background:transparent}.ink-toolbar .ink-pen-switch button.active{color:#fff;background:var(--accent)}.ink-size-control{min-width:168px}.ink-toolbar .ink-size-control input[type=range]{width:86px;height:22px;padding:0;accent-color:var(--accent)}.ink-size-control output{min-width:32px;color:var(--ink);font-size:10px;font-weight:750;text-align:right}.canvas-viewport:focus{outline:none}
.ink-toolbar{width:min(780px,calc(100vw - 28px));max-width:none;flex-direction:column;align-items:stretch;gap:6px;padding:7px 8px;border-radius:17px}.ink-toolbar-row{min-width:0;display:flex;align-items:center;justify-content:center;gap:7px}.ink-toolbar-brush-row{padding-bottom:6px;border-bottom:1px solid color-mix(in srgb,var(--line) 80%,transparent)}.ink-toolbar-action-row{min-height:32px}.ink-toolbar-row>[hidden]{display:none!important}@media(max-width:700px){.ink-toolbar{width:calc(100vw - 16px);max-width:none;align-items:stretch;flex-wrap:nowrap;justify-content:flex-start}.ink-toolbar-row{justify-content:flex-start;overflow-x:auto;overflow-y:hidden;padding:2px 3px 7px;scrollbar-width:thin;scrollbar-color:color-mix(in srgb,var(--accent) 45%,transparent) transparent;-webkit-overflow-scrolling:touch;overscroll-behavior-x:contain;touch-action:pan-x}.ink-toolbar-row>*{flex:0 0 auto}.ink-toolbar-brush-row{padding-bottom:7px}.ink-toolbar-action-row{padding-bottom:3px}.ink-toolbar .ink-tip{flex-basis:auto}.ink-toolbar-row::-webkit-scrollbar{height:3px}.ink-toolbar-row::-webkit-scrollbar-thumb{border-radius:3px;background:color-mix(in srgb,var(--accent) 45%,transparent)}}@media(max-width:520px){.ink-toolbar{top:max(7px,env(safe-area-inset-top));padding:6px}.ink-toolbar .ink-color-picker{width:auto;justify-content:flex-start}.ink-toolbar .ink-color-swatch{width:25px;height:25px;min-height:25px}.ink-toolbar-row{gap:6px}}
.canvas-tools{z-index:50}.ink-toolbar{left:17px;top:66px;transform:none;width:min(780px,calc(100vw - 34px))}@media(max-width:700px){.canvas-tools{left:9px;top:9px;bottom:auto}.ink-toolbar{left:9px;top:58px;width:calc(100vw - 18px);transform:none}}@media(pointer:coarse){.ink-toolbar{top:62px}}
.ink-layer.drawing path,.ink-layer.drawing circle{pointer-events:none}.ink-layer.drawing{shape-rendering:geometricPrecision}
.canvas-lock-button{font-size:15px}.canvas-lock-button.locked{background:color-mix(in srgb,var(--accent) 16%,var(--panel));box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--accent) 38%,transparent)}.canvas-locked .node-card{cursor:default}.canvas-locked .node-resize-handle{display:none}.canvas-locked .node-card.dragging-tree{opacity:1}.canvas-locked .node-port{opacity:0;pointer-events:none}.canvas-locked .node-card::before{content:"画布已锁";position:absolute;left:10px;bottom:8px;color:var(--node-text);font-size:8px;opacity:0;pointer-events:none}.canvas-locked .node-card:hover::before{opacity:.34}.canvas-viewport{overscroll-behavior:contain;-webkit-overflow-scrolling:touch}.canvas-scene{touch-action:none}
.brand-actions{display:flex;align-items:center;gap:2px}.desktop-only{display:grid}.panel-toggle{flex:0 0 auto}.panel-toggle.active-panel{border-color:color-mix(in srgb,var(--accent) 42%,var(--line));color:var(--accent);background:color-mix(in srgb,var(--accent) 9%,var(--panel))}.cloud-button{min-width:104px;justify-content:center;border-color:color-mix(in srgb,var(--accent) 40%,var(--line));font-weight:700}.cloud-button span{display:inline!important}.app.sidebar-collapsed{grid-template-columns:0 minmax(420px,1fr) var(--editor)}.app.editor-collapsed{grid-template-columns:var(--sidebar) minmax(420px,1fr) 0}.app.sidebar-collapsed.editor-collapsed{grid-template-columns:0 minmax(420px,1fr) 0}.app.sidebar-collapsed .sidebar{transform:translateX(-100%);opacity:0;pointer-events:none}.app.editor-collapsed .editor{transform:translateX(100%);opacity:0;pointer-events:none}.app,.sidebar,.editor{transition:grid-template-columns .2s ease,transform .2s ease,opacity .2s ease}
@media(max-width:1450px){.panel-toggle span,.cloud-button span{display:inline!important}}
@media(max-width:920px){.desktop-only{display:none!important}.app.sidebar-collapsed,.app.editor-collapsed,.app.sidebar-collapsed.editor-collapsed{grid-template-columns:1fr}.app.sidebar-collapsed .sidebar,.app.editor-collapsed .editor{opacity:1}.cloud-button{min-width:96px}}
.pet-editor-toggle{position:relative;width:38px;min-width:38px;padding:0;justify-content:center;border:0;border-radius:50%;font-size:18px;background:color-mix(in srgb,var(--accent) 10%,var(--panel));box-shadow:none}.pet-editor-toggle:hover{transform:translateY(-1px);background:color-mix(in srgb,var(--accent) 18%,var(--panel));box-shadow:0 5px 14px color-mix(in srgb,var(--accent) 18%,transparent)}.pet-editor-toggle::after{content:attr(data-label);position:absolute;left:50%;top:calc(100% + 8px);transform:translate(-50%,-3px);padding:5px 9px;border-radius:7px;color:#fff;background:rgba(30,43,35,.92);font-size:10px;font-weight:600;white-space:nowrap;opacity:0;pointer-events:none;transition:.15s;z-index:80}.pet-editor-toggle:hover::after,.pet-editor-toggle:focus-visible::after{opacity:1;transform:translate(-50%,0)}
@media(pointer:coarse){.node-resize-handle{width:38px;height:38px;font-size:19px}.ink-toolbar{top:max(9px,env(safe-area-inset-top));gap:6px;padding:8px}.ink-toolbar select,.ink-toolbar button{min-height:36px}.ink-tip{flex-basis:100%;text-align:center}.canvas-locked .node-card-actions{pointer-events:auto}}
.sidebar{color:var(--ui-ink);background:var(--sidebar-bg)}.sidebar .brand strong,.sidebar .page-item strong,.sidebar .outline-text{color:var(--ui-ink)}.sidebar .brand small,.sidebar .nav-button,.sidebar .section-title,.sidebar .page-item small,.sidebar .page-count,.sidebar .outline-item,.sidebar .outline-children,.sidebar .quiet-button,.sidebar .shortcut{color:var(--ui-muted)}.sidebar .nav-button.active,.sidebar .outline-row.root .outline-item,.sidebar .outline-row.active .outline-item{color:var(--ui-ink)}.sidebar .nav-button.active{box-shadow:inset 4px 0 0 var(--accent)}.sidebar .nav-button b,.sidebar .outline-children{color:var(--ui-ink);background:color-mix(in srgb,var(--ui-ink) 10%,transparent)}.sidebar .section-title{font-size:11px;font-weight:800}.sidebar .section-title button{color:color-mix(in srgb,var(--accent) 86%,var(--ui-ink));font-weight:800}.sidebar .search-wrap input{color:var(--ui-ink);border-color:color-mix(in srgb,var(--ui-ink) 10%,transparent);background:color-mix(in srgb,var(--panel) 88%,transparent)}.sidebar .search-wrap input::placeholder{color:var(--ui-muted);opacity:1}.sidebar .search-symbol{color:var(--ui-muted)}.sidebar .quiet-button{border-color:color-mix(in srgb,var(--ui-ink) 44%,transparent);background:color-mix(in srgb,var(--panel) 88%,transparent);font-weight:650}.sidebar .quiet-button:hover{color:var(--ui-ink);border-color:var(--ui-ink)}.ui-text-button{color:var(--ui-ink);font-size:15px}.ui-text-button:hover{background:color-mix(in srgb,var(--ui-ink) 10%,transparent)}
.page-item{position:relative;display:block;padding:0;overflow:hidden}.page-item-main{width:100%;min-height:56px;display:grid;grid-template-columns:46px minmax(0,1fr) 22px;align-items:center;gap:9px;padding:6px 36px 6px 8px;border:0;color:var(--ui-ink);background:transparent;text-align:left}.page-item-main .page-icon{width:40px;height:40px}.page-inline-edit,.outline-inline-edit{position:absolute;right:5px;top:50%;transform:translateY(-50%);width:28px;height:28px;display:grid;place-items:center;padding:0;border:0;border-radius:8px;color:var(--ui-ink);background:color-mix(in srgb,var(--panel) 74%,transparent);opacity:.5}.page-inline-edit:hover,.outline-inline-edit:hover{opacity:1;background:color-mix(in srgb,var(--accent) 16%,var(--panel))}.page-item.active .page-inline-edit{opacity:.8}.outline-row{grid-template-columns:20px minmax(0,1fr) 27px!important}.outline-inline-edit{position:static;transform:none;width:27px;height:27px;font-size:10px;opacity:.34}.outline-row:hover .outline-inline-edit,.outline-row.active .outline-inline-edit{opacity:.85}.sidebar-empty{padding:10px;color:var(--ui-muted);font-size:11px}
.page-heading{position:relative;padding:5px 24px 5px 5px;border-radius:10px}.page-heading:hover,.page-heading:focus-within{background:color-mix(in srgb,var(--accent) 8%,transparent)}.page-heading [contenteditable=true]{min-width:1em;border-radius:5px;cursor:text}.page-heading [contenteditable=true]:focus{overflow:visible;text-overflow:clip;white-space:normal;outline:2px solid color-mix(in srgb,var(--accent) 45%,transparent);outline-offset:3px;background:var(--panel)}.page-heading-edit{position:absolute;right:5px;top:50%;transform:translateY(-50%);font-size:10px;color:var(--muted);opacity:0}.page-heading:hover .page-heading-edit,.page-heading:focus-within .page-heading-edit{opacity:.9}
.ui-text-dialog{display:none;position:fixed;inset:0;width:auto;max-height:none;margin:0;padding:16px;border:0;border-radius:0;background:rgba(20,27,23,.48);box-shadow:none;backdrop-filter:blur(3px);z-index:210;align-items:center;justify-content:center}.ui-text-dialog.open{display:flex!important}.ui-text-dialog form{position:relative;width:min(690px,94vw);max-height:min(88vh,780px);border:1px solid var(--line);border-radius:18px;background:var(--panel);box-shadow:0 28px 80px rgba(20,30,24,.28)}.ui-text-dialog .dialog-close{display:grid;place-items:center;color:var(--ink)}.ui-text-hint{margin:0 0 18px;color:var(--muted);font-size:11px;line-height:1.65}.ui-text-fields{display:grid;grid-template-columns:1fr 1fr;gap:13px}.ui-text-fields label{color:var(--muted);font-size:10px;font-weight:750}.ui-text-fields input{width:100%;height:39px;margin-top:6px;padding:0 10px;border:1px solid var(--line);border-radius:9px;color:var(--ink);background:var(--paper)}.ui-text-wide{grid-column:1/-1}.page-dialog input::placeholder,.editor input::placeholder,.editor textarea::placeholder{color:var(--muted);opacity:.9}body.modal-open{overflow:hidden}
@media(max-width:560px){.ui-text-fields{grid-template-columns:1fr}.ui-text-wide{grid-column:auto}.page-heading{max-width:180px}.page-item-main{min-height:58px}.page-inline-edit{width:34px;height:34px}.outline-inline-edit{width:32px;height:32px}}
.ui-text-toggle:checked~.ui-text-dialog{display:flex!important}
.ui-text-button,.dialog-close,.dialog-cancel{cursor:pointer}.ui-text-dialog .dialog-cancel{height:36px;display:grid;place-items:center;padding:0 14px;border:1px solid var(--line);border-radius:8px;color:var(--ink);background:var(--paper)}
.ui-text-dialog:target{display:flex!important}.ui-text-button,.dialog-close,.dialog-cancel{text-decoration:none}[contenteditable=true]{cursor:text;border-radius:4px}[contenteditable=true]:hover{box-shadow:0 0 0 2px color-mix(in srgb,var(--accent) 24%,transparent)}[contenteditable=true]:focus{outline:2px solid color-mix(in srgb,var(--accent) 55%,transparent);outline-offset:2px;background:color-mix(in srgb,var(--panel) 78%,transparent)}
.node-note{overflow:visible;text-overflow:clip;white-space:pre-wrap;word-break:break-word;line-height:1.5;opacity:.86}
.node-card{max-width:none;overflow:visible}.node-title,.node-note{min-width:0;max-width:100%;white-space:pre-wrap;overflow-wrap:anywhere;word-break:break-word}.node-title{overflow:visible;text-overflow:clip}.node-meta{min-width:0;max-width:100%;overflow-wrap:anywhere}
.undo-button{border-color:color-mix(in srgb,var(--accent) 38%,var(--line));color:var(--accent);font-weight:700}.undo-button:disabled{opacity:.38;cursor:default;box-shadow:none}.undo-button:not(:disabled):hover{background:color-mix(in srgb,var(--accent) 10%,var(--panel))}
.canvas-tools{top:15px;bottom:auto;z-index:50}.ink-toolbar{left:17px;top:66px;transform:none;width:min(780px,calc(100vw - 34px))}@media(max-width:700px){.canvas-tools{left:9px;top:9px;bottom:auto}.ink-toolbar{left:9px;top:58px;transform:none;width:calc(100vw - 18px)}}@media(pointer:coarse){.ink-toolbar{top:max(62px,calc(env(safe-area-inset-top) + 53px))}}
.canvas-tools .zoom-preset{width:auto;min-width:38px;padding:0 6px;color:var(--accent);font-size:9px;font-weight:800;background:color-mix(in srgb,var(--accent) 8%,transparent)}@media(pointer:coarse){.canvas-tools .zoom-preset{min-width:48px;padding:0 7px;font-size:10px}}
@media(max-width:700px){.canvas-tools{max-width:calc(100vw - 18px);overflow-x:auto;overflow-y:hidden;scrollbar-width:none;overscroll-behavior-x:contain;-webkit-overflow-scrolling:touch}.canvas-tools::-webkit-scrollbar{display:none}.canvas-tools>*{flex:0 0 auto}}
.ink-selection-effect{pointer-events:none}.ink-selection-effect rect,.ink-selection-outline{fill:none!important}.ink-selection-outline{stroke:var(--ink-selection-color,var(--page-accent));stroke-width:2;stroke-dasharray:9 6;vector-effect:non-scaling-stroke;filter:drop-shadow(0 0 1px var(--panel));animation:ink-selection-march 1.1s linear infinite}.ink-selection-handle{fill:var(--ink-selection-color,var(--page-accent));stroke:var(--panel);stroke-width:2;vector-effect:non-scaling-stroke;filter:drop-shadow(0 1px 2px rgba(20,35,26,.22))}@keyframes ink-selection-march{to{stroke-dashoffset:-15}}@media(prefers-reduced-motion:reduce){.ink-selection-outline{animation:none}}
.ink-actions{left:17px;top:66px;bottom:auto;transform:none;width:min(390px,calc(100vw - 34px));max-width:none}@media(max-width:700px){.ink-actions{left:9px;top:58px;bottom:auto;transform:none;width:min(390px,calc(100vw - 18px));max-width:none}}@media(pointer:coarse){.ink-actions{top:max(62px,calc(env(safe-area-inset-top) + 53px))}}
.sidebar{position:relative}.sidebar-resizer{position:absolute;right:-6px;top:0;bottom:0;width:12px;cursor:col-resize;touch-action:none;z-index:35}.sidebar-resizer::after{content:"";position:absolute;left:5px;top:0;bottom:0;width:2px;background:transparent;transition:background .15s,box-shadow .15s}.sidebar-resizer:hover::after,.sidebar-resizer:focus-visible::after,.resizing-sidebar .sidebar-resizer::after{background:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 15%,transparent)}body.resizing-sidebar{cursor:col-resize;user-select:none}.outline-text[contenteditable=true]:focus{overflow:visible;text-overflow:clip;white-space:normal;outline:2px solid color-mix(in srgb,var(--accent) 45%,transparent);outline-offset:2px;border-radius:4px;background:var(--panel)}.node-card.outline-located{animation:outline-node-located .85s ease-out}@keyframes outline-node-located{0%,28%{box-shadow:0 0 0 7px color-mix(in srgb,var(--page-accent) 42%,transparent),0 16px 34px rgba(31,46,36,.24)}100%{box-shadow:0 0 0 3px color-mix(in srgb,var(--page-accent) 25%,transparent),0 13px 28px rgba(31,46,36,.17)}}@media(pointer:coarse) and (min-width:921px){.sidebar-resizer{right:-10px;width:20px}.sidebar-resizer::after{left:9px}}

/* 卡片四角均可自由缩放。 */
.node-resize-handle{right:auto;bottom:auto;border-radius:7px;font-size:13px}
.node-resize-handle.top-left{left:-12px;top:-12px;cursor:nwse-resize}
.node-resize-handle.top-right{right:-12px;top:-12px;cursor:nesw-resize}
.node-resize-handle.bottom-left{left:-12px;bottom:-12px;cursor:nesw-resize}
.node-resize-handle.bottom-right{right:-12px;bottom:-12px;cursor:nwse-resize}
.node-resize-handle.middle-left,.node-resize-handle.middle-right{top:50%;width:12px;height:44px;transform:translateY(-50%);cursor:ew-resize}.node-resize-handle.middle-left{left:-7px}.node-resize-handle.middle-right{right:-7px;top:68%}.node-resize-handle.middle-top,.node-resize-handle.middle-bottom{left:50%;width:44px;height:12px;transform:translateX(-50%);cursor:ns-resize}.node-resize-handle.middle-top{top:-7px}.node-resize-handle.middle-bottom{bottom:-7px;left:68%}.node-resize-handle.middle-left::before,.node-resize-handle.middle-right::before{content:"";width:4px;height:25px;border-radius:4px;background:var(--node-accent)}.node-resize-handle.middle-top::before,.node-resize-handle.middle-bottom::before{content:"";width:25px;height:4px;border-radius:4px;background:var(--node-accent)}
@media(pointer:coarse){.node-resize-handle{font-size:16px}.node-resize-handle.top-left{left:-15px;top:-15px}.node-resize-handle.top-right{right:-15px;top:-15px}.node-resize-handle.bottom-left{left:-15px;bottom:-15px}.node-resize-handle.bottom-right{right:-15px;bottom:-15px}.node-resize-handle.middle-left,.node-resize-handle.middle-right{width:18px;height:58px}.node-resize-handle.middle-left{left:-10px}.node-resize-handle.middle-right{right:-10px}.node-resize-handle.middle-top,.node-resize-handle.middle-bottom{width:58px;height:18px}.node-resize-handle.middle-top{top:-10px}.node-resize-handle.middle-bottom{bottom:-10px}}

.ink-actions{width:min(560px,calc(100vw - 34px))}
.ink-action-color{height:34px;gap:6px;padding:0 5px 0 9px}
.ink-actions .selected-ink-color-swatches{gap:4px}
.ink-actions .selected-ink-color-swatches .ink-color-swatch,.ink-actions button.ink-color-swatch:not(.danger){width:23px;min-width:23px;height:23px;padding:0;border:2px solid var(--panel);border-radius:50%;color:transparent;background:var(--ink-swatch)!important;border-color:var(--panel)!important;box-shadow:0 0 0 1px color-mix(in srgb,var(--ink) 22%,transparent)}
.ink-actions .ink-color-swatch.active{background:var(--ink-swatch);box-shadow:0 0 0 2px var(--panel),0 0 0 4px var(--ink-swatch),0 0 0 5px color-mix(in srgb,var(--ink) 28%,transparent)}
.ink-actions .ink-color-swatch.fluorescent{background:var(--ink-swatch);box-shadow:0 0 0 1px color-mix(in srgb,var(--ink) 20%,transparent),0 0 8px color-mix(in srgb,var(--ink-swatch) 65%,transparent)}
.ink-actions .ink-color-swatch.fluorescent.active{box-shadow:0 0 0 2px var(--panel),0 0 0 4px var(--accent),0 0 10px var(--ink-swatch)}
.ink-action-color input[type=color]{width:27px;height:25px;padding:1px;border:0;border-radius:6px;background:transparent}
@media(max-width:700px){.ink-actions{width:min(560px,calc(100vw - 18px));overflow-x:auto}.ink-action-main{width:max-content;min-width:100%;padding:3px}.ink-action-more{position:sticky;left:0;min-width:340px}}
.topbar .toolbar-button.danger:disabled{opacity:.38;cursor:default;box-shadow:none}
.app,.sidebar,.editor{transition-duration:.12s;transition-timing-function:ease-out}
.node-card.card-locked{cursor:default}.node-card.card-locked .node-resize-handle{display:none}.node-card.card-locked{box-shadow:0 0 0 1px color-mix(in srgb,var(--node-accent) 30%,transparent),0 8px 20px rgba(31,46,36,.12)}.node-card-actions .node-lock{font-size:12px;filter:saturate(.7)}.node-card-actions .node-lock.locked{opacity:1;color:var(--node-accent);background:color-mix(in srgb,var(--node-accent) 18%,var(--node-bg));box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--node-accent) 36%,transparent)}.node-lock-state{color:var(--node-accent);font-weight:700;opacity:1}.node-kind{padding-right:82px}.node-card::after{right:88px}
.tablet-quickbar{display:none;position:absolute;right:12px;top:12px;align-items:center;gap:5px;padding:6px;border:1px solid color-mix(in srgb,var(--accent) 24%,var(--line));border-radius:14px;background:color-mix(in srgb,var(--panel) 94%,transparent);box-shadow:0 8px 24px rgba(28,44,34,.14);backdrop-filter:blur(14px);z-index:70}.tablet-quickbar button{min-height:38px;padding:0 11px;border:1px solid var(--line);border-radius:9px;color:var(--ink);background:var(--paper);font-size:11px;font-weight:700;white-space:nowrap}.tablet-quickbar #tabletSyncBtn{color:#fff;border-color:var(--accent);background:var(--accent)}.device-onboarding{position:absolute;left:50%;top:50%;width:min(430px,calc(100vw - 32px));transform:translate(-50%,-50%);padding:22px;border:1px solid color-mix(in srgb,var(--accent) 30%,var(--line));border-radius:20px;color:var(--ink);background:color-mix(in srgb,var(--panel) 96%,transparent);box-shadow:0 18px 54px rgba(28,44,34,.18);backdrop-filter:blur(18px);text-align:center;z-index:60}.device-onboarding>span{width:46px;height:46px;display:grid;place-items:center;margin:0 auto 10px;border-radius:50%;color:#fff;background:var(--accent);font-size:21px}.device-onboarding strong{display:block;font:700 19px/1.35 "Songti SC",serif}.device-onboarding p{margin:9px auto 15px;max-width:350px;color:var(--muted);font-size:11px;line-height:1.65}.device-onboarding div{display:flex;justify-content:center;gap:8px}.device-onboarding button{min-height:40px;padding:0 14px;border:1px solid var(--line);border-radius:10px;background:var(--paper);font-size:11px;font-weight:700}.device-onboarding #onboardingSyncBtn{color:#fff;border-color:var(--accent);background:var(--accent)}
@media(pointer:coarse){html,body,.app{width:100%;max-width:100vw;overflow:hidden}.workspace{height:100%;overflow:hidden}.topbar{position:sticky;top:0;z-index:80;overflow-x:auto;overflow-y:hidden;-webkit-overflow-scrolling:touch}.tablet-quickbar{display:flex}.canvas-tools{top:64px}.device-onboarding{top:52%}}.touch-device body,.touch-device .app{width:100%;max-width:100vw;overflow:hidden}.touch-device .workspace{height:100%;overflow:hidden}.touch-device .topbar{position:sticky;top:0;z-index:80}.touch-device .tablet-quickbar{display:flex}.touch-device .canvas-tools{top:64px}
@media(pointer:coarse) and (max-width:700px){.tablet-quickbar{left:9px;right:9px;top:8px;overflow-x:auto}.tablet-quickbar button{flex:0 0 auto}.canvas-tools{top:62px}.device-onboarding{top:55%}}