:root{
 --bg:#f5f7fb;--panel:#fff;--ink:#111827;--muted:#6b7280;--line:#e6e9f0;--brand:#6857f5;--brand2:#8d7cff;--dark:#0b1020;--danger:#dc3e4f;--success:#15936d;--shadow:0 18px 45px rgba(17,24,39,.09);--radius:20px
}
*{box-sizing:border-box}html,body{margin:0;min-height:100%;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--bg)}a{text-decoration:none;color:inherit}button,input,textarea,select{font:inherit}button{cursor:pointer}.eyebrow{font-size:11px;font-weight:800;letter-spacing:.18em;color:#c7c2ff}.eyebrow.dark{color:var(--brand)}.muted{color:var(--muted)}
.btn{border:0;border-radius:12px;padding:12px 18px;font-weight:750;display:inline-flex;align-items:center;justify-content:center;gap:8px}.btn.primary{color:#fff;background:linear-gradient(135deg,var(--brand),#7c68ff);box-shadow:0 8px 22px rgba(104,87,245,.25)}.btn.ghost{background:#fff;border:1px solid var(--line);color:#374151}.btn.wide{width:100%}.btn.compact{padding:9px 13px;font-size:13px}.icon-btn{border:0;background:transparent;width:34px;height:34px;border-radius:10px;display:grid;place-items:center;color:#6b7280}.icon-btn:hover{background:#f0f2f7}
.auth-body{background:#0b1020;min-height:100vh;display:grid;place-items:center;padding:28px}.auth-shell{width:min(1050px,100%);min-height:650px;background:#fff;border-radius:30px;overflow:hidden;display:grid;grid-template-columns:1.08fr .92fr;box-shadow:0 40px 100px rgba(0,0,0,.35)}.brand-panel{position:relative;overflow:hidden;padding:70px;background:radial-gradient(circle at 20% 10%,rgba(104,87,245,.55),transparent 34%),radial-gradient(circle at 90% 70%,rgba(22,184,166,.25),transparent 36%),linear-gradient(145deg,#111833,#080d1d);color:#fff}.brand-panel:after{content:"";position:absolute;inset:auto -100px -150px auto;width:420px;height:420px;border:1px solid rgba(255,255,255,.08);border-radius:50%;box-shadow:0 0 0 50px rgba(255,255,255,.025),0 0 0 100px rgba(255,255,255,.02)}.brand-mark{width:54px;height:54px;border-radius:16px;display:grid;place-items:center;background:linear-gradient(135deg,#7d68ff,#31d0bc);color:#fff;font-weight:900;font-size:24px;box-shadow:0 14px 30px rgba(104,87,245,.3);margin-bottom:34px}.brand-panel h1{font-size:58px;line-height:.98;margin:18px 0 22px;letter-spacing:-.055em;max-width:580px}.brand-panel p{color:#b7c0d9;max-width:520px;line-height:1.75;font-size:16px}.feature-chips{display:flex;gap:9px;flex-wrap:wrap;margin-top:32px}.feature-chips span{font-size:12px;padding:8px 11px;border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.06);border-radius:999px;color:#dce1f3}.auth-card{padding:70px 60px;align-self:center}.auth-card h2{font-size:34px;letter-spacing:-.035em;margin:10px 0 8px}.form-grid{display:grid;gap:18px;margin-top:28px}.form-grid label{font-size:13px;font-weight:700;color:#4b5563;display:grid;gap:8px}.form-grid input,.form-grid textarea,.form-grid select{width:100%;border:1px solid #dfe3eb;border-radius:12px;padding:13px 14px;outline:0;background:#fff;color:#111827}.form-grid input:focus,.form-grid textarea:focus,.form-grid select:focus{border-color:#9487ff;box-shadow:0 0 0 4px rgba(104,87,245,.08)}.divider{height:1px;background:var(--line);margin:4px 0}.optional{font-weight:500;color:#9ca3af}.error-box,.success-box{padding:12px 14px;border-radius:12px;font-size:13px;margin:16px 0}.error-box{background:#fff0f2;color:#9f2031;border:1px solid #ffd7de}.success-box{background:#ecfbf5;color:#157257;border:1px solid #c9f1e3}.secure-note{margin-top:20px;text-align:center;font-size:11px;color:#9ca3af}.orb{position:absolute;border-radius:50%;filter:blur(2px)}.orb-1{width:140px;height:140px;right:70px;top:70px;border:1px solid rgba(255,255,255,.14)}.orb-2{width:70px;height:70px;right:205px;top:174px;background:rgba(104,87,245,.18)}
.app-shell{min-height:100vh;display:grid;grid-template-columns:260px 1fr}.sidebar{background:#0d1326;color:#eef1ff;padding:28px 20px;position:sticky;top:0;height:100vh;display:flex;flex-direction:column}.side-brand{display:flex;align-items:center;gap:12px;padding:0 8px 26px}.brand-mark.small{width:38px;height:38px;border-radius:11px;font-size:18px;margin:0}.side-brand div:last-child{display:grid}.side-brand strong{font-size:15px}.side-brand span{font-size:11px;color:#919ab6}.sidebar nav{display:grid;gap:6px}.sidebar nav a{display:flex;gap:12px;align-items:center;padding:12px 13px;border-radius:12px;color:#9da6c4;font-size:14px}.sidebar nav a:hover,.sidebar nav a.active{background:#171f39;color:#fff}.side-foot{margin-top:auto;display:grid;grid-template-columns:38px 1fr 34px;gap:10px;align-items:center;border-top:1px solid rgba(255,255,255,.08);padding:18px 5px 0}.avatar{width:38px;height:38px;border-radius:12px;background:linear-gradient(135deg,#6d5df6,#21b8a7);display:grid;place-items:center;font-weight:800}.user-meta{min-width:0;display:grid}.user-meta strong,.user-meta span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.user-meta strong{font-size:12px}.user-meta span{font-size:10px;color:#7f89a8}.sidebar .icon-btn{color:#8f98b3}.dashboard{padding:52px 56px 70px;max-width:1500px;width:100%}.dash-top{display:flex;justify-content:space-between;align-items:flex-start;gap:30px}.dash-top h1{font-size:39px;letter-spacing:-.045em;margin:7px 0 6px}.dash-top p{color:#6b7280;margin:0}.stats-row{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:34px 0 42px}.stat-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px;display:grid;gap:7px}.stat-card span{font-size:12px;font-weight:700;color:#7b8495}.stat-card strong{font-size:25px}.stat-card small{color:#9ca3af}.stat-card.gradient{background:linear-gradient(135deg,#6757f4,#7e6cf8);border:0;color:#fff}.stat-card.gradient span,.stat-card.gradient small{color:#dedaff}.section-head{display:flex;align-items:end;justify-content:space-between;margin-bottom:18px}.section-head h2{margin:0 0 4px;font-size:23px;letter-spacing:-.03em}.section-head p{margin:0;color:#8b93a3;font-size:13px}.search-wrap{display:flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);padding:10px 12px;border-radius:12px}.search-wrap input{border:0;outline:0;width:210px}.map-grid{display:grid;grid-template-columns:repeat(3,minmax(230px,1fr));gap:18px}.map-card,.empty-card{background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden}.empty-card{min-height:260px;display:grid;place-items:center;align-content:center;gap:9px;color:#7b8392;border-style:dashed}.empty-card span{width:48px;height:48px;border-radius:15px;background:#f0edff;color:var(--brand);display:grid;place-items:center;font-size:26px}.empty-card strong{color:#303747}.empty-card small{font-size:12px}.map-preview{height:185px;position:relative;display:block;overflow:hidden;background:#f6f4ff}.map-preview:after{content:"";position:absolute;inset:0;background-image:radial-gradient(#cfd4df .7px,transparent .7px);background-size:14px 14px;opacity:.4}.preview-center{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);z-index:3;padding:10px 15px;border-radius:11px;background:#6857f5;color:white;font-size:12px;font-weight:800;box-shadow:0 8px 20px rgba(104,87,245,.25);max-width:55%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.p-line{position:absolute;z-index:2;height:2px;background:#b4acee;transform-origin:left center}.l1{width:92px;left:49%;top:49%;transform:rotate(-22deg)}.l2{width:100px;left:49%;top:51%;transform:rotate(28deg)}.p-dot{position:absolute;z-index:3;width:56px;height:20px;border-radius:7px;background:#fff;border:2px solid #b9b2ea}.d1{left:74%;top:28%}.d2{left:75%;top:67%}.theme-ocean .preview-center{background:#3f8cff}.theme-sunset .preview-center{background:#ee5d8c}.theme-forest .preview-center{background:#15936d}.theme-mono .preview-center{background:#343b48}.map-info{display:flex;align-items:center;justify-content:space-between;padding:16px 17px}.map-info h3{font-size:14px;margin:0 0 5px}.map-info p{font-size:11px;color:#9aa1ae;margin:0}.more-btn{width:33px;height:33px;border:0;background:transparent;border-radius:9px;color:#8a91a0}.more-btn:hover{background:#f2f3f7}.settings-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:28px;max-width:680px;margin-top:34px}
.modal-backdrop{position:fixed;inset:0;background:rgba(8,13,29,.55);backdrop-filter:blur(6px);z-index:50;display:grid;place-items:center;padding:20px}.modal{background:#fff;width:min(540px,100%);border-radius:22px;padding:26px;box-shadow:0 30px 80px rgba(0,0,0,.25)}.modal-head{display:flex;justify-content:space-between;align-items:start}.modal-head h2{margin:5px 0 0}.modal-actions{display:flex;justify-content:flex-end;gap:10px}.context-menu{position:fixed;z-index:60;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:12px;padding:6px;min-width:150px}.context-menu button{width:100%;text-align:left;border:0;background:transparent;border-radius:8px;padding:10px 12px;font-size:13px}.context-menu button:hover{background:#f5f6f8}.context-menu .danger{color:var(--danger)}
.editor-body{overflow:hidden;background:#eef1f6}.editor-app{height:100vh;display:grid;grid-template-columns:282px 1fr;grid-template-rows:66px 1fr;grid-template-areas:"top top" "panel canvas"}.editor-top{grid-area:top;background:#fff;border-bottom:1px solid #e3e6ec;display:flex;align-items:center;justify-content:space-between;padding:0 16px;z-index:30}.editor-brand{display:flex;align-items:center;gap:10px;min-width:280px}.back-btn{width:34px;height:34px;display:grid;place-items:center;border-radius:10px;color:#687083}.back-btn:hover{background:#f1f3f7}.brand-mark.micro{width:30px;height:30px;margin:0;border-radius:9px;font-size:13px}.title-stack{display:grid}.title-stack input{border:0;outline:0;font-weight:780;width:210px;color:#1f2937;background:transparent}.title-stack span{font-size:10px;color:#94a0af}.toolbar-center{height:42px;display:flex;align-items:center;gap:4px;padding:5px;border:1px solid #e8eaf0;border-radius:12px;background:#fbfcfe}.toolbar-center button{height:30px;border:0;background:transparent;border-radius:8px;font-size:12px;font-weight:700;color:#5b6474;padding:0 9px}.toolbar-center button:hover{background:#eef0f6;color:#242b38}.toolbar-center span{width:1px;height:18px;background:#e0e3ea;margin:0 3px}.editor-actions{display:flex;gap:8px}.node-panel{grid-area:panel;background:#fff;border-right:1px solid #e3e6ec;padding:18px;z-index:20;overflow:auto}.panel-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.panel-head strong{font-size:13px}.panel-head button{border:0;background:transparent;font-size:18px;color:#8c95a5}.panel-empty{text-align:center;padding:55px 12px;color:#8c95a5}.panel-empty div{font-size:36px;color:#b6bdcb}.panel-empty strong{display:block;color:#4a5362;margin:8px 0}.panel-empty p{font-size:12px;line-height:1.6}.node-panel label{font-size:11px;font-weight:800;color:#747d8d;display:grid;gap:7px;margin-bottom:18px;text-transform:uppercase;letter-spacing:.06em}.node-panel textarea,.node-panel select{resize:vertical;border:1px solid #e1e5ec;border-radius:10px;padding:10px;outline:0;text-transform:none;letter-spacing:0;color:#232a36;font-weight:500;background:#fff}.control-group{margin:18px 0}.control-group>span{display:block;font-size:11px;font-weight:800;color:#747d8d;margin-bottom:9px;text-transform:uppercase;letter-spacing:.06em}.swatches{display:flex;gap:8px;flex-wrap:wrap}.swatches button{width:27px;height:27px;border-radius:50%;border:3px solid #fff;box-shadow:0 0 0 1px #dce1e8}.swatches button:nth-child(1){background:#6857f5}.swatches button:nth-child(2){background:#16b8a6}.swatches button:nth-child(3){background:#ff9f43}.swatches button:nth-child(4){background:#ee5d8c}.swatches button:nth-child(5){background:#3f8cff}.swatches button:nth-child(6){background:#5d6577}.segmented{display:flex}.segmented button{width:42px;height:34px;border:1px solid #e1e5ec;background:#fff}.segmented button:first-child{border-radius:9px 0 0 9px}.segmented button:last-child{border-radius:0 9px 9px 0;border-left:0}.segmented button.active{background:#eeeafd;color:#5d4de7}.canvas-wrap{grid-area:canvas;position:relative;overflow:hidden;cursor:default;background-color:#f5f7fb;background-image:radial-gradient(#d2d7e1 .8px,transparent .8px);background-size:18px 18px}.world,.connections{position:absolute;left:50%;top:50%;width:1px;height:1px;transform-origin:0 0}.connections{overflow:visible;pointer-events:none;z-index:2}.world{z-index:3}.mind-node{position:absolute;min-width:110px;max-width:260px;transform:translate(-50%,-50%);padding:11px 14px;background:#fff;border:2px solid var(--node-color,#6857f5);border-radius:12px;box-shadow:0 6px 18px rgba(30,37,50,.11);font-size:13px;font-weight:650;line-height:1.35;user-select:none;cursor:grab;text-align:center;white-space:pre-wrap}.mind-node:active{cursor:grabbing}.mind-node.selected{box-shadow:0 0 0 4px rgba(104,87,245,.12),0 10px 24px rgba(30,37,50,.13)}.mind-node.pill{border-radius:999px}.mind-node.box{border-radius:3px}.mind-node.underline{border:0;border-bottom:3px solid var(--node-color);border-radius:0;box-shadow:none;background:transparent}.mind-node.bold{font-weight:850}.mind-node.italic{font-style:italic}.mind-node.root{color:#fff;background:var(--node-color);padding:14px 20px;min-width:155px;font-size:14px}.connection-path{fill:none;stroke:#aab2c2;stroke-width:2.2;stroke-linecap:round;opacity:.88}.canvas-hint{position:absolute;left:18px;bottom:18px;font-size:10px;color:#8f98a7;background:rgba(255,255,255,.83);backdrop-filter:blur(8px);border:1px solid #e4e7ed;padding:8px 10px;border-radius:9px;z-index:8}.zoom-controls{position:absolute;right:18px;bottom:18px;display:flex;align-items:center;background:#fff;border:1px solid #e1e4ea;border-radius:11px;box-shadow:0 8px 24px rgba(25,31,45,.08);z-index:8}.zoom-controls button{border:0;background:transparent;height:34px;min-width:36px;color:#5f6877}.zoom-controls span{font-size:11px;color:#737c8b;min-width:48px;text-align:center}.floating-add{position:absolute;right:22px;top:88px;z-index:21;display:flex;align-items:center;gap:9px;color:#6f7784;font-size:11px}.floating-add button{width:42px;height:42px;border:0;border-radius:13px;background:linear-gradient(135deg,#6857f5,#7e6cf9);color:white;font-size:23px;box-shadow:0 10px 26px rgba(104,87,245,.25)}.search-pop,.export-pop,.theme-pop{position:fixed;z-index:70;background:#fff;border:1px solid #e1e5ec;border-radius:14px;box-shadow:0 24px 65px rgba(20,28,45,.18);padding:10px}.search-pop{top:74px;right:170px;width:310px}.search-pop input{width:100%;border:1px solid #e4e7ed;border-radius:10px;padding:10px;outline:0}.search-result{padding:9px;border-radius:9px;font-size:12px;cursor:pointer}.search-result:hover{background:#f2f4f8}.export-pop{top:74px;right:80px;width:190px;display:grid;gap:3px}.export-pop strong,.theme-pop strong{font-size:11px;padding:7px;color:#6f7785;text-transform:uppercase;letter-spacing:.07em}.export-pop button,.import-label{border:0;background:transparent;text-align:left;padding:9px;border-radius:8px;font-size:12px;color:#404857}.export-pop button:hover,.import-label:hover{background:#f3f4f7}.import-label input{display:none}.theme-pop{top:74px;right:18px;width:250px}.theme-grid{display:grid;grid-template-columns:1fr 1fr;gap:6px}.theme-grid button{border:1px solid #e4e7ed;background:#fff;border-radius:10px;padding:8px;display:flex;align-items:center;gap:8px;font-size:11px}.theme-grid i{width:24px;height:18px;border-radius:6px}.t-aurora{background:linear-gradient(135deg,#6857f5,#16b8a6)}.t-ocean{background:linear-gradient(135deg,#3f8cff,#33c8d4)}.t-sunset{background:linear-gradient(135deg,#ee5d8c,#ff9f43)}.t-forest{background:linear-gradient(135deg,#15936d,#86b957)}.t-mono{background:linear-gradient(135deg,#343b48,#89909d)}
.editor-body.theme-ocean{--brand:#3f8cff}.editor-body.theme-sunset{--brand:#ee5d8c}.editor-body.theme-forest{--brand:#15936d}.editor-body.theme-mono{--brand:#343b48}
@media(max-width:1050px){.toolbar-center button{padding:0 7px}.toolbar-center button:nth-of-type(4),.toolbar-center button:nth-of-type(5){font-size:0}.toolbar-center button:nth-of-type(4):before{content:"＋";font-size:16px}.toolbar-center button:nth-of-type(5):before{content:"＋";font-size:16px}.editor-brand{min-width:220px}.title-stack input{width:150px}.map-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:780px){.auth-shell{grid-template-columns:1fr}.brand-panel{display:none}.auth-card{padding:42px 28px}.app-shell{grid-template-columns:1fr}.sidebar{height:auto;position:static;display:none}.dashboard{padding:28px 18px}.dash-top{display:grid}.stats-row{grid-template-columns:1fr}.map-grid{grid-template-columns:1fr}.editor-app{grid-template-columns:1fr;grid-template-rows:66px 1fr;grid-template-areas:"top" "canvas"}.node-panel{position:fixed;left:0;top:66px;bottom:0;width:280px;z-index:40;transform:translateX(-100%);transition:.2s}.node-panel.open{transform:none}.toolbar-center{display:none}.editor-actions .btn:first-child{display:none}.editor-brand{min-width:0}.title-stack input{width:120px}.floating-add{top:78px}}
@media print{.editor-top,.node-panel,.zoom-controls,.canvas-hint,.floating-add{display:none!important}.editor-app{display:block}.canvas-wrap{position:fixed;inset:0;background:#fff}}

/* v1.1 editor upgrades */
[hidden]{display:none!important}.modal-backdrop[hidden],.search-pop[hidden],.export-pop[hidden],.theme-pop[hidden],.structure-pop[hidden],.context-menu[hidden]{display:none!important}.modal-open{overflow:hidden}.close-modal{cursor:pointer}
.node-panel{padding-bottom:42px}.inspector-section{border-top:1px solid #edf0f4;padding-top:16px;margin-top:18px}.inspector-section h4{margin:0 0 13px;font-size:11px;text-transform:uppercase;letter-spacing:.09em;color:#596273}.node-panel input:not([type="checkbox"]):not([type="color"]){width:100%;border:1px solid #e1e5ec;border-radius:10px;padding:10px;outline:0;color:#232a36;background:#fff}.check-row{display:flex!important;grid-template-columns:none!important;align-items:center;gap:9px!important;text-transform:none!important;letter-spacing:0!important;font-size:12px!important}.check-row input{accent-color:#6857f5}.color-input{width:38px;height:30px;border:0;padding:0;background:transparent;margin-top:10px}.quick-styles{display:grid;grid-template-columns:repeat(3,1fr);gap:5px}.quick-styles button{border:1px solid #e1e5ec;background:#fff;border-radius:8px;padding:7px 4px;font-size:10px;font-weight:700;color:#5b6474}.attachment-picker{border:1px dashed #d8dde7;border-radius:10px;padding:10px!important;cursor:pointer;text-transform:none!important;letter-spacing:0!important}.attachment-picker input{display:none}.attachment-list{display:grid;gap:5px;margin:8px 0 12px}.attachment-item{display:flex;align-items:center;gap:7px;background:#f6f7fa;border-radius:8px;padding:7px 8px;font-size:10px}.attachment-item a{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1;color:#4c5680}.attachment-item button{border:0;background:transparent;color:#9a5360;font-size:16px}.audio-row{display:grid;gap:5px}.audio-row span{font-size:10px;color:#808a99}
.mind-node{display:grid;gap:4px;place-items:center}.node-main{display:block}.task-badge,.file-badge,.formula-badge,.summary-badge,.node-labels{font-size:9px;line-height:1.25;border-radius:999px;padding:2px 6px;background:#f0f2f7;color:#657083;max-width:210px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.task-badge{background:#fff3d8;color:#8b651d}.task-badge.done{background:#e1f7ed;color:#157552}.node-labels{background:#eeeafd;color:#6652cf}.formula-badge{font-family:Georgia,serif;background:#edf5ff;color:#3166a3}.summary-badge{background:#f8edf6;color:#8b4d7b}.mind-node.root .task-badge,.mind-node.root .file-badge,.mind-node.root .formula-badge,.mind-node.root .summary-badge,.mind-node.root .node-labels{background:rgba(255,255,255,.18);color:#fff}.mind-node.diamond{clip-path:polygon(50% 0,100% 50%,50% 100%,0 50%);border-radius:0;padding:28px 30px;min-width:150px}.mind-node.diamond .task-badge,.mind-node.diamond .node-labels,.mind-node.diamond .formula-badge,.mind-node.diamond .summary-badge,.mind-node.diamond .file-badge{display:none}
.relationship-path{fill:none;stroke:#ec7c4e;stroke-width:2;stroke-dasharray:7 5;opacity:.9}.relationship-label,.zone-label{font-size:10px;fill:#7c5b4d;font-weight:700;text-anchor:middle;paint-order:stroke;stroke:#fff;stroke-width:4px;stroke-linejoin:round}.boundary-box{fill:rgba(104,87,245,.025);stroke:#9f95f5;stroke-width:1.8;stroke-dasharray:7 5}.zone-box{fill:rgba(63,140,255,.035);stroke:#76a8e8;stroke-width:2}.zone-label{text-anchor:start;fill:#55779f}
.structure-pop{position:fixed;z-index:70;top:74px;right:245px;width:430px;background:#fff;border:1px solid #e1e5ec;border-radius:14px;box-shadow:0 24px 65px rgba(20,28,45,.18);padding:10px}.structure-pop>strong{display:block;font-size:11px;padding:7px;color:#6f7785;text-transform:uppercase;letter-spacing:.07em}.structure-grid{display:grid;grid-template-columns:1fr 1fr;gap:6px;margin-bottom:10px}.structure-grid button{border:1px solid #e4e7ed;background:#fff;border-radius:10px;padding:10px;text-align:left;display:flex;align-items:center;gap:9px;color:#404857}.structure-grid button:hover,.structure-grid button.active{border-color:#8b7cf8;background:#f6f3ff}.structure-grid b{width:30px;height:30px;border-radius:8px;background:#f0edff;color:#6857f5;display:grid;place-items:center;font-size:15px}.structure-grid span{display:grid;font-size:11px;font-weight:800}.structure-grid small{font-size:9px;color:#8b94a3;font-weight:500;margin-top:2px}.smart-palette{margin-top:8px}
@media(max-width:1180px){.structure-pop{right:20px}.editor-actions #searchBtn{display:none}.node-panel{width:auto}.editor-app{grid-template-columns:270px 1fr}}
@media(max-width:780px){.structure-pop{left:12px;right:12px;top:72px;width:auto;max-height:70vh;overflow:auto}.structure-grid{grid-template-columns:1fr}.editor-actions #structureBtn{display:none}}

/* v1.2.0 — robust dialogs + advanced editor */
.modal-backdrop{display:none}.modal-backdrop.is-open{display:grid}.modal-backdrop[hidden]{display:none!important}
.modal-head .close-modal{font-size:22px;line-height:1}.modal-actions .close-modal{min-width:86px}
.editor-actions{display:flex;gap:7px;align-items:center}.toolbar-center{display:flex;align-items:center;gap:2px}.toolbar-center>span{width:1px;height:22px;background:#e4e7ed;margin:0 4px}.toolbar-center button{border:0;background:transparent;border-radius:8px;height:36px;padding:0 9px;font-size:11px;color:#505867}.toolbar-center button:hover{background:#f1f3f7;color:#222a38}
.selection-hint{display:block;color:#7b8493;line-height:1.45;margin-top:7px}.mind-node.multi-selected{box-shadow:0 0 0 4px rgba(22,184,166,.15),0 10px 24px rgba(30,37,50,.13)}
.branch-toggle{position:absolute;right:-10px;top:50%;transform:translateY(-50%);width:21px;height:21px;border-radius:50%;border:1px solid #d9deea;background:#fff;color:#5a6372;font-size:11px;line-height:1;display:grid;place-items:center;box-shadow:0 3px 10px rgba(25,32,50,.1);z-index:4;padding:0}.mind-node.root .branch-toggle{background:#fff;color:#5d4de7}.branch-toggle:hover{border-color:#8d7cff}
.node-image{width:92px;height:62px;object-fit:cover;border-radius:9px;margin:-3px 0 3px;pointer-events:none}.mind-node.root .node-image{border:2px solid rgba(255,255,255,.6)}.node-image-preview{border:1px solid #e2e6ee;border-radius:11px;overflow:hidden;background:#f7f8fb;margin:8px 0}.node-image-preview img{display:block;width:100%;max-height:150px;object-fit:cover}
.floating-context{position:fixed;z-index:65;display:flex;gap:4px;padding:5px;background:#111827;border-radius:11px;box-shadow:0 12px 30px rgba(17,24,39,.24)}.floating-context[hidden]{display:none!important}.floating-context button{width:31px;height:30px;border:0;border-radius:7px;background:transparent;color:#fff;font-size:15px}.floating-context button:hover{background:rgba(255,255,255,.12)}
.outline-drawer{position:fixed;z-index:62;right:18px;top:80px;bottom:18px;width:340px;background:#fff;border:1px solid #dfe4ec;border-radius:18px;box-shadow:0 24px 70px rgba(20,28,45,.18);overflow:hidden}.outline-drawer[hidden]{display:none!important}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:17px 17px 14px;border-bottom:1px solid #edf0f4}.drawer-head>div{display:grid;gap:4px}.drawer-head strong{font-size:16px}.outline-tools{display:flex;gap:7px;padding:11px 12px;border-bottom:1px solid #edf0f4}.outline-tree{height:calc(100% - 112px);overflow:auto;padding:9px}.outline-row{width:100%;border:0;background:transparent;text-align:left;border-radius:9px;display:flex;align-items:center;gap:7px;padding-top:8px;padding-bottom:8px;color:#4d5665}.outline-row:hover{background:#f4f6f9}.outline-row.active{background:#eeeafd;color:#5948d7}.outline-row span{width:14px;color:#8b93a3}.outline-row b{font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.presentation{position:fixed;inset:0;z-index:120;background:radial-gradient(circle at 15% 20%,rgba(104,87,245,.24),transparent 30%),radial-gradient(circle at 86% 74%,rgba(22,184,166,.16),transparent 28%),#090e1c;color:#fff;display:grid;grid-template-rows:70px 1fr 72px}.presentation[hidden]{display:none!important}.presentation-top{display:flex;align-items:center;justify-content:space-between;padding:0 28px;border-bottom:1px solid rgba(255,255,255,.08)}.presentation-brand{display:flex;align-items:center;gap:12px;font-weight:750;color:#dde2f4}.presentation-close{width:40px;height:40px;border:1px solid rgba(255,255,255,.14);border-radius:12px;background:rgba(255,255,255,.06);color:#fff;font-size:24px}.presentation-stage{display:grid;place-items:center;padding:45px;overflow:auto}.presentation-card{width:min(1050px,92vw);text-align:center}.presentation-eyebrow{display:block;font-size:12px;letter-spacing:.22em;font-weight:850;color:#a99fff;margin-bottom:18px}.presentation-card h1{font-size:clamp(40px,6vw,82px);line-height:1.02;letter-spacing:-.055em;margin:0 auto 22px;max-width:930px}.presentation-card>p{max-width:760px;margin:0 auto;color:#b8c0d4;font-size:18px;line-height:1.6}.presentation-image{width:min(620px,80vw);max-height:280px;object-fit:cover;border-radius:24px;margin:0 auto 28px;box-shadow:0 24px 70px rgba(0,0,0,.28)}.presentation-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:13px;margin:34px auto 0;max-width:880px}.presentation-topic{text-align:left;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.11);border-radius:15px;padding:16px 18px;display:grid;gap:6px}.presentation-topic b{font-size:15px}.presentation-topic span{color:#aeb7ca;font-size:12px}.presentation-controls{display:flex;align-items:center;justify-content:center;gap:18px;border-top:1px solid rgba(255,255,255,.08)}.presentation-controls button{border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.07);color:#fff;border-radius:11px;padding:10px 16px}.presentation-controls button:disabled{opacity:.3}.presentation-controls span{min-width:70px;text-align:center;color:#aeb7ca;font-size:12px}
.templates-pop{position:fixed;z-index:75;top:78px;right:18px;width:min(600px,calc(100vw - 36px));background:#fff;border:1px solid #e1e5ec;border-radius:17px;box-shadow:0 24px 65px rgba(20,28,45,.18);padding:12px}.templates-pop[hidden]{display:none!important}.template-head{display:flex;align-items:center;justify-content:space-between;padding:7px 7px 12px}.template-head>div{display:grid;gap:5px}.template-head strong{font-size:16px}.template-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}.template-grid button{border:1px solid #e4e7ed;background:#fff;border-radius:13px;padding:13px;text-align:left;display:flex;align-items:flex-start;gap:11px;color:#394250}.template-grid button:hover{border-color:#8b7cf8;background:#f8f6ff}.template-grid b{font-size:23px;width:34px}.template-grid span{display:grid;font-size:12px;font-weight:800}.template-grid small{font-size:10px;color:#8992a1;font-weight:500;margin-top:4px;line-height:1.35}
.app-toast{position:fixed;z-index:150;left:50%;bottom:28px;transform:translate(-50%,20px);opacity:0;background:#111827;color:#fff;border-radius:11px;padding:10px 14px;font-size:12px;box-shadow:0 10px 30px rgba(0,0,0,.2);transition:.18s;pointer-events:none}.app-toast.show{opacity:1;transform:translate(-50%,0)}
@media(max-width:1350px){.editor-actions #templatesBtn,.editor-actions #outlineBtn{display:none}.toolbar-center button[data-action="copy"],.toolbar-center button[data-action="paste"]{font-size:0}.toolbar-center button[data-action="copy"]:after{content:"⧉";font-size:15px}.toolbar-center button[data-action="paste"]:after{content:"⎘";font-size:15px}}
@media(max-width:1050px){.editor-actions #presentBtn{display:none}.toolbar-center button[data-action="layout"]{font-size:0}.toolbar-center button[data-action="layout"]:after{content:"✦";font-size:15px}}
@media(max-width:780px){.outline-drawer{left:10px;right:10px;top:76px;bottom:10px;width:auto}.template-grid{grid-template-columns:1fr}.templates-pop{left:10px;right:10px;top:72px;width:auto;max-height:75vh;overflow:auto}.presentation-stage{padding:22px}.presentation-grid{grid-template-columns:1fr}.floating-context{display:none!important}}
@media print{.floating-context,.outline-drawer,.presentation,.templates-pop{display:none!important}}