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ul{list-style:none;margin:0;padding:.5rem;overflow-y:auto;display:flex;flex-direction:column;gap:.25rem}.versions-panel li{display:flex;align-items:center;justify-content:space-between;gap:.5rem;padding:.55rem .6rem;border-radius:10px}.versions-panel li:hover{background:var(--canvas)}.version-info{display:flex;flex-direction:column;gap:.1rem;min-width:0}.version-info strong{font-size:.86rem}.version-info span{font-size:.76rem;color:var(--ink-muted)}.versions-panel .empty{padding:2rem 1.2rem;font-size:.85rem}.toast{position:absolute;bottom:18px;left:50%;transform:translate(-50%);background:var(--ink);color:#fff;font-size:.85rem;padding:.6rem 1rem;border-radius:999px;box-shadow:var(--shadow-md);z-index:40;cursor:pointer;max-width:min(480px,calc(100% - 2rem))}.mind-node{position:relative;background:var(--surface);border:2px solid var(--branch-color, var(--line));border-radius:12px;padding:.45rem .9rem;min-width:60px;max-width:280px;font-size:.9rem;cursor:pointer;box-shadow:var(--shadow-sm);transition:box-shadow .12s ease}.mind-node.root{font-weight:700;font-size:1.05rem;border-width:3px;border-radius:16px;padding:.65rem 1.2rem;text-align:center}.mind-node.branch{background:var(--branch-color);border-color:var(--branch-color);color:#fff;font-weight:600}.mind-node.branch .mind-node-input{color:#fff}.mind-node.branch .mind-node-link{color:#ffffffe6}.mind-node.leaf{border-width:1.5px;border-color:color-mix(in srgb,var(--branch-color) 45%,white)}.mind-node.selected{outline:3px solid var(--accent-soft);outline-color:color-mix(in srgb,var(--accent) 40%,transparent);outline-offset:2px;box-shadow:var(--shadow-md)}.mind-node.drop-target{outline:3px dashed var(--accent);outline-offset:3px;background:color-mix(in srgb,var(--accent) 8%,white)}.mind-node.branch.drop-target{background:color-mix(in srgb,var(--branch-color) 82%,white)}.react-flow__node.dragging .mind-node{box-shadow:var(--shadow-md);opacity:.85}.mind-node-row{display:inline-flex;align-items:center;gap:.4rem;max-width:100%}.mind-node-text{white-space:pre-wrap;word-break:break-word}.mind-node-input{border:none;outline:none;padding:0;font:inherit;width:12rem;background:transparent;color:inherit}.mind-node-link{display:inline-grid;place-items:center;color:var(--accent);flex-shrink:0}.mind-node-link:hover{transform:scale(1.15)}.mind-node-image{display:block;margin:.15rem 0 .4rem}.mind-node-image img{display:block;max-width:240px;max-height:160px;border-radius:8px}.image-loading{display:block;width:120px;height:72px;border-radius:8px;background:linear-gradient(100deg,var(--line) 40%,#f1f2f8 50%,var(--line) 60%);background-size:200% 100%;animation:shimmer 1.2s infinite}@keyframes shimmer{to{background-position:-200% 0}}.react-flow__handle.mind-handle{opacity:0;pointer-events:none!important}.peers{display:flex;gap:.25rem}.peer-chip{width:26px;height:26px;border-radius:50%;color:#fff;font-size:.75rem;font-weight:700;display:grid;place-items:center;border:2px solid #fff;box-shadow:var(--shadow-sm)}.peer-badge{position:absolute;top:-18px;left:8px;color:#fff;font-size:.65rem;font-weight:600;padding:1px 6px;border-radius:6px;white-space:nowrap}.collapse-btn{position:absolute;right:-11px;top:50%;transform:translateY(-50%);width:20px;height:20px;border-radius:50%;padding:0;font-size:.7rem;line-height:1;color:#fff;background:var(--branch-color, var(--ink-muted));border:2px solid #fff;box-shadow:var(--shadow-sm)}.react-flow__controls{border-radius:12px;overflow:hidden;box-shadow:var(--shadow-md);border:1px solid var(--line)}.react-flow__controls-button{background:var(--surface);border-bottom:1px solid var(--line)}.react-flow__minimap{border-radius:12px;overflow:hidden;box-shadow:var(--shadow-sm);border:1px solid var(--line)}@media print{.topbar,.node-toolbar,.editor-hints,.versions-panel,.toast,.react-flow__controls,.react-flow__minimap{display:none!important}.editor-page{height:auto}.editor-canvas{height:100vh}}