.concept-map-tool{--cmt-ink: #17202a;--cmt-muted: #657282;--cmt-line: rgba(23, 32, 42, .13);--cmt-hairline: rgba(23, 32, 42, .065);--cmt-paper: #f7f9fc;--cmt-panel: rgba(255, 255, 255, .86);--cmt-glass: rgba(255, 255, 255, .54);--cmt-inverse: #fff;--cmt-accent: #146c5f;--cmt-accent-2: #234f9f;--cmt-warm: #d68b28;--cmt-shadow: rgba(25, 39, 52, .14);width:100%;display:grid;gap:0;padding:0;overflow:hidden;background:linear-gradient(135deg,rgba(20,108,95,.1),transparent 38%),linear-gradient(315deg,rgba(214,139,40,.12),transparent 42%),var(--cmt-paper);color:var(--cmt-ink);border:1px solid var(--cmt-line);border-radius:8px;box-shadow:0 18px 44px var(--cmt-shadow)}.theme-dark .concept-map-tool{--cmt-ink: #f4f7fb;--cmt-muted: #a5b2c1;--cmt-line: rgba(244, 247, 251, .16);--cmt-hairline: rgba(244, 247, 251, .08);--cmt-paper: #0d1117;--cmt-panel: rgba(19, 26, 34, .9);--cmt-glass: rgba(19, 26, 34, .62);--cmt-accent: #4db7a8;--cmt-accent-2: #87a8ff;--cmt-warm: #f0ad55;--cmt-shadow: rgba(0, 0, 0, .32)}.cmt-editor,.cmt-stage{min-width:0}.cmt-editor{display:grid;grid-template-rows:auto minmax(15rem,1fr);gap:.35rem;padding:.9rem;background:linear-gradient(90deg,var(--cmt-glass),rgba(255,255,255,0));backdrop-filter:blur(12px)}.cmt-editor-actions,.cmt-toolbar{display:flex;flex-wrap:wrap;align-items:center;gap:.45rem}.cmt-editor-actions{min-height:2rem;justify-content:space-between}.cmt-editor-actions label{color:var(--cmt-muted);font-size:.76rem;font-weight:850;text-transform:uppercase}.cmt-editor-actions>div{display:flex;gap:.7rem}.concept-map-tool button{min-height:2.35rem;border:1px solid var(--cmt-line);border-radius:6px;background:var(--cmt-panel);color:var(--cmt-ink);cursor:pointer;font:inherit;font-size:.78rem;font-weight:820;line-height:1.08;overflow-wrap:anywhere;padding:0 .7rem;white-space:normal}.concept-map-tool button:hover{border-color:var(--cmt-accent);color:var(--cmt-accent)}.cmt-editor-actions button{min-height:1.7rem;border:0;border-radius:0;background:transparent;color:color-mix(in srgb,var(--cmt-ink) 58%,transparent);font-size:.72rem;font-weight:760;padding:0;text-decoration:underline;text-decoration-color:color-mix(in srgb,currentcolor 34%,transparent);text-underline-offset:.22rem}.cmt-editor textarea{width:100%;min-height:15rem;resize:vertical;border:0;border-radius:0;background:transparent;color:var(--cmt-ink);font:600 .94rem/1.55 ui-monospace,SFMono-Regular,Consolas,monospace;outline:0;padding:.55rem .35rem .75rem 0}.cmt-editor textarea:focus{box-shadow:inset 2px 0 color-mix(in srgb,var(--cmt-accent) 62%,transparent)}.cmt-stage{min-width:0;padding:.55rem}.cmt-canvas-shell{position:relative;min-height:28rem;overflow:hidden;border:0;border-radius:6px;background:radial-gradient(circle at 24% 16%,rgba(20,108,95,.09),transparent 32%),linear-gradient(145deg,#ffffffb8,#ffffff5c);cursor:grab;touch-action:none}.theme-dark .cmt-canvas-shell{background:radial-gradient(circle at 24% 16%,rgba(77,183,168,.1),transparent 32%),linear-gradient(145deg,#131a22d6,#0d1117ad)}.cmt-canvas-shell:active{cursor:grabbing}.cmt-metrics{position:absolute;top:.85rem;right:.9rem;z-index:2;display:grid;grid-template-columns:repeat(3,auto);gap:.8rem;pointer-events:none}.cmt-metrics span{display:flex;align-items:baseline;gap:.22rem;color:color-mix(in srgb,var(--cmt-ink) 42%,transparent);font-size:.68rem;font-weight:520;line-height:1;text-transform:uppercase}.cmt-metrics strong{color:color-mix(in srgb,var(--cmt-ink) 48%,transparent);font-size:clamp(1.45rem,5vw,3.2rem);font-weight:300;letter-spacing:0;line-height:1}.cmt-toolbar{position:absolute;right:.8rem;bottom:.8rem;z-index:4;justify-content:flex-end;gap:.18rem;padding:.22rem;border:1px solid var(--cmt-hairline);border-radius:8px;background:color-mix(in srgb,var(--cmt-panel) 82%,transparent);box-shadow:0 16px 38px #1927341f;backdrop-filter:blur(14px)}.cmt-toolbar button:first-child,.cmt-toolbar button:nth-child(3){width:2.35rem;padding:0;font-size:1rem}.cmt-toolbar button:nth-last-child(-n+2){border-color:var(--cmt-hairline);background:transparent;color:var(--cmt-accent)}.cmt-canvas{width:100%;height:100%;min-height:28rem;display:block}.cmt-canvas pattern circle{fill:#65728242}.cmt-grid{fill:url(#cmt-dot-grid)}.cmt-links path{fill:none;stroke:#234f9f52;stroke-linecap:round;stroke-width:2.5}.theme-dark .cmt-links path{stroke:#87a8ff75}.cmt-node{cursor:move}.cmt-node rect{fill:var(--cmt-panel);stroke:color-mix(in srgb,var(--cmt-ink) 18%,transparent);stroke-width:1;filter:drop-shadow(0 12px 18px rgba(25,39,52,.12))}.cmt-node text{fill:var(--cmt-ink);font-size:13px;font-weight:780;pointer-events:none}.cmt-node-label{line-height:1.15}.cmt-node-depth{fill:var(--cmt-muted);font-size:9px;font-weight:760;opacity:.4}.cmt-toggle{cursor:pointer;opacity:0;transition:opacity .16s ease,transform .16s ease}.cmt-node:hover .cmt-toggle,.cmt-toggle:hover{opacity:1}.cmt-toggle circle{fill:color-mix(in srgb,var(--cmt-ink) 72%,transparent);stroke:var(--cmt-panel);stroke-width:2.5}.cmt-toggle text{fill:var(--cmt-inverse);font-size:12px;font-weight:760}.cmt-empty{position:absolute;inset:0;display:grid;place-content:center;gap:.3rem;padding:1rem;text-align:center;background:#f7f9fce0}.theme-dark .cmt-empty{background:#0d1117e6}.cmt-empty[hidden]{display:none}.cmt-empty strong{font-size:1.2rem}.cmt-empty span{color:var(--cmt-muted)}@media(min-width:860px){.concept-map-tool{grid-template-columns:minmax(18rem,.42fr) minmax(0,.58fr)}.cmt-editor{border-right:1px solid var(--cmt-hairline);padding:1rem 1.05rem 1rem 1.1rem}.cmt-stage{padding:.65rem}.cmt-editor textarea,.cmt-canvas,.cmt-canvas-shell{min-height:38rem}}@media(max-width:520px){.cmt-metrics{left:.75rem;right:auto;grid-template-columns:repeat(3,auto);gap:.48rem}.cmt-metrics span{font-size:.6rem}.cmt-toolbar{left:.55rem;right:.55rem;display:grid;grid-template-columns:2.35rem minmax(0,1fr) 2.35rem repeat(2,minmax(0,1fr));justify-content:stretch}.cmt-toolbar button{min-width:0;padding-inline:.45rem}}