:root{--bg-primary:#1e1e1e;--bg-secondary:#252526;--bg-elevated:#2d2d30;--bg-glass:#1e1e1ed9;--text-primary:#ccc;--text-secondary:#999;--text-dim:#666;--accent-blue:#4772b3;--accent-green:#378652;--border-color:#3e3e42;--font-primary:"Segoe UI", Tahoma, Geneva, Verdana, sans-serif}*{box-sizing:border-box}html,body,#root{background-color:var(--bg-primary);width:100vw;height:100vh;color:var(--text-primary);font-family:var(--font-primary);-webkit-font-smoothing:antialiased;margin:0;padding:0;overflow:hidden}.app-container{width:100%;height:100%;position:relative}.ui-layer{pointer-events:none;flex-direction:column;width:100%;height:100%;padding:1rem;display:flex;position:absolute;top:0;left:0}.interactive{pointer-events:auto}h1.title{text-transform:uppercase;letter-spacing:.1em;color:var(--accent-blue);text-shadow:0 0 10px #38bdf880;margin:0;font-size:1.5rem;font-weight:700}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes sceneLoaderIndeterminate{0%{transform:translate(-120%)}to{transform:translate(320%)}}@keyframes lp-spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}:root{--ed-bg:#141414;--ed-panel:#181818;--ed-surface:#1e1e1e;--ed-border:#343434;--ed-border-inner:#272727;--ed-text:#e8e8ec;--ed-text-dim:#777;--ed-accent:#6c5ce7;--ed-accent-hover:#7c6df7;--ed-danger:#e74c3c;--ed-radius:14px;--ed-radius-sm:8px}.lp-root{pointer-events:auto;z-index:50;color:var(--ed-text);border-radius:var(--ed-radius);background:var(--ed-panel);border:1px solid var(--ed-border);font-family:-apple-system,BlinkMacSystemFont,SF Pro Text,system-ui,sans-serif;font-size:13px;transition:transform .2s,opacity .2s;display:flex;position:absolute;top:10px;bottom:10px;left:10px;overflow:hidden}.lp-hidden{opacity:0;pointer-events:none;transform:translate(-340px)}.lp-resize-handle{cursor:col-resize;z-index:60;border-radius:3px;width:6px;position:absolute;top:20px;bottom:20px;right:-6px}.lp-resize-handle:hover,.lp-resize-handle:active{background:var(--ed-accent);opacity:.3}.lp-sidebar{background:var(--ed-panel);border-right:1px solid var(--ed-border-inner);flex-direction:column;flex-shrink:0;align-items:center;gap:4px;width:48px;padding:0 0 10px;display:flex}.lp-sidebar-logo{cursor:pointer;flex-shrink:0;justify-content:center;align-items:center;width:48px;height:48px;margin-bottom:6px;transition:background .15s;display:flex;position:relative}.lp-sidebar-logo:after{content:"";background:var(--ed-border-inner);height:1px;position:absolute;bottom:0;left:10px;right:10px}.lp-sidebar-logo:hover{background:var(--ed-surface)}.lp-sidebar-btn{cursor:pointer;color:#555;filter:saturate(0)brightness(.7);opacity:.75;background:0 0;border:none;border-radius:10px;justify-content:center;align-items:center;width:36px;height:36px;transition:background .15s,filter .15s,opacity .15s;display:flex}.lp-sidebar-btn:hover{background:var(--ed-surface);filter:saturate(0)brightness(.9);opacity:.9}.lp-sidebar-btn-active,.lp-sidebar-btn-active:hover{filter:saturate()brightness();opacity:1;background:#1a1a1a}.lp-sidebar-action{border:1px solid var(--ed-border-inner);cursor:pointer;color:#ddd;background:0 0;border-radius:10px;justify-content:center;align-items:center;width:36px;height:36px;transition:background .15s;display:flex}.lp-sidebar-action:hover{background:var(--ed-surface)}.lp-content{background:var(--ed-panel);flex-direction:column;flex:1;min-width:0;display:flex;overflow:hidden}.lp-content-header{height:48px;color:var(--ed-text);border-bottom:1px solid var(--ed-border-inner);flex-shrink:0;align-items:center;padding:0 14px;font-size:18px;font-weight:600;display:flex}.lp-file-menu{z-index:200;background:#222228;border:1px solid #333;border-radius:10px;flex-direction:column;min-width:180px;padding:6px;display:flex;position:fixed;top:62px;left:18px;box-shadow:0 8px 32px #0009}.lp-file-item{color:var(--ed-text);cursor:pointer;text-align:left;background:0 0;border:none;border-radius:6px;align-items:center;gap:8px;padding:8px 12px;font-size:13px;transition:background .1s;display:flex}.lp-file-item:hover{background:#333}.lp-file-sep{background:#333;height:1px;margin:4px 8px}.lp-scroll{flex:1;overflow:hidden auto}.lp-scroll::-webkit-scrollbar{width:4px}.lp-scroll::-webkit-scrollbar-track{background:0 0}.lp-scroll::-webkit-scrollbar-thumb{background:#333;border-radius:2px}.lp-tree-category{border-bottom:1px solid var(--ed-border-inner);align-items:center;gap:8px;padding:10px 14px 8px;display:flex}.lp-tree-category-icon{flex-shrink:0;align-items:center;display:flex}.lp-tree-category-name{color:var(--ed-text);font-size:14px;font-weight:500}.lp-tree-children{padding-left:0;position:relative}.lp-tree-node{position:relative}.lp-tree-node:before{content:"";background:var(--ed-border-inner);width:1px;height:17px;position:absolute;top:0;left:18px}.lp-tree-node:after{content:"";background:var(--ed-border-inner);width:10px;height:1px;position:absolute;top:16px;left:18px}.lp-tree-node:not(.lp-tree-node-last):before{height:100%}.lp-group-header{border:none;border-bottom:1px solid var(--ed-border-inner);cursor:pointer;width:100%;color:var(--ed-text-dim);text-align:left;background:0 0;align-items:center;gap:4px;padding:8px 12px 8px 32px;font-size:13px;transition:background .1s,color .1s;display:flex}.lp-group-header:hover{background:var(--ed-surface);color:var(--ed-text)}.lp-group-header-open{color:var(--ed-text);background:#1a1a1a}.lp-group-chevron{color:#555;flex-shrink:0;transition:transform .15s}.lp-group-chevron-open{color:#999;transform:rotate(90deg)}.lp-group-name{text-overflow:ellipsis;white-space:nowrap;flex:1;overflow:hidden}.lp-group-count{color:#555;flex-shrink:0;font-size:11px}.lp-grid{grid-template-columns:repeat(3,1fr);gap:5px;padding:4px 10px 8px 32px;display:grid}.lp-card{background:var(--ed-surface);border-radius:var(--ed-radius-sm);cursor:pointer;border:none;flex-direction:column;align-items:center;gap:4px;padding:6px 4px 5px;transition:background .1s;display:flex;overflow:hidden}.lp-card:hover{background:#2e2e36}.lp-card-active{box-shadow:inset 0 0 0 1.5px var(--ed-accent);background:#1a1a28;border-radius:8px}.lp-card-active:hover{background:#1e1e30}.lp-card-thumb{aspect-ratio:1;color:#333;background:#1e1e1e;border-radius:6px;justify-content:center;align-items:center;width:100%;display:flex}.lp-card-active .lp-card-thumb{color:#555;background:#1e1e2a;box-shadow:0 0 8px #6b5fb833}.lp-card-name{color:var(--ed-text-dim);text-align:center;word-break:break-word;width:100%;max-height:2.4em;font-size:9px;line-height:1.2;overflow:hidden}.lp-card-active .lp-card-name{color:var(--ed-accent)}.bt-root{background:var(--ed-panel);border:1px solid var(--ed-border);border-radius:var(--ed-radius);z-index:50;pointer-events:auto;-webkit-user-select:none;user-select:none;align-items:center;gap:4px;padding:6px 12px;display:flex;position:absolute;bottom:16px;left:50%;transform:translate(-50%)}.bt-group{align-items:center;gap:2px;display:flex}.bt-sep{background:#333;width:1px;height:24px;margin:0 6px}.bt-btn{border-radius:var(--ed-radius-sm);cursor:pointer;color:#666;background:0 0;border:none;justify-content:center;align-items:center;width:42px;height:42px;transition:background .1s,color .1s;display:flex;position:relative}.bt-btn:hover{color:#ccc;background:#2a2a30}.bt-btn-active{background:var(--ed-surface);color:var(--ed-accent)}.bt-btn-active:hover{background:#2e2e36}.bt-key{color:#444;font-size:8px;font-weight:600;position:absolute;bottom:3px;right:5px}.bt-btn-sm{color:#666;cursor:pointer;background:0 0;border:none;justify-content:center;align-items:center;width:22px;height:26px;font-size:10px;display:flex}.bt-btn-sm:hover{color:#fff}.bt-floor-label{color:var(--ed-text);text-align:center;min-width:18px;font-size:13px;font-weight:400}.bt-floor{gap:0}