:root{--bg: #0a0e14;--panel: #10151d;--panel-2: #141b24;--panel-hover: #182130;--border: #2b3542;--border-soft: #1b2430;--text: #dbe4ec;--text-dim: #7d8b99;--text-faint: #4a5566;--teal: #5eead4;--amber: #ffb454;--purple: #c084fc;--red: #ff4d6d;--font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;--font-display: "Space Grotesk", var(--font-mono);--radius: 6px}*{box-sizing:border-box}html,body{height:100%;margin:0;background:var(--bg);color:var(--text);font-family:var(--font-mono);font-size:13px;-webkit-font-smoothing:antialiased;overscroll-behavior:none}button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}#app{height:100vh;display:grid;grid-template-rows:auto 1fr auto}.toolbar{display:flex;align-items:center;gap:10px;padding:8px 12px;background:var(--panel);border-bottom:1px solid var(--border-soft);overflow-x:auto;white-space:nowrap}.brand{display:flex;align-items:center;gap:6px;margin-right:6px;padding-right:12px;border-right:1px solid var(--border-soft)}.brand-mark{display:inline-flex}.brand-name{font-family:var(--font-display);font-weight:500;letter-spacing:.02em;font-size:15px;color:var(--text)}.brand-name b{color:var(--teal);font-weight:700}.toolbar-group{display:flex;gap:4px}.toolbar-sep{width:1px;align-self:stretch;background:var(--border-soft);margin:2px 0}.tbtn{background:transparent;border:1px solid transparent;color:var(--text-dim);padding:6px 10px;border-radius:var(--radius);cursor:pointer;transition:background .12s ease,color .12s ease,border-color .12s ease}.tbtn:hover{background:var(--panel-hover);color:var(--text);border-color:var(--border)}.tbtn:active{transform:translateY(1px)}.tbtn.icon{width:30px;padding:6px 0;text-align:center;font-size:15px}.tbtn.accent{border-color:#5eead459;color:var(--teal)}.tbtn.accent:hover{background:#5eead41a;border-color:var(--teal)}.tbtn.accent-alt{border-color:#c084fc59;color:var(--purple)}.tbtn.accent-alt:hover{background:#c084fc1a;border-color:var(--purple)}.tbtn.danger:hover{background:#ff4d6d1f;color:var(--red);border-color:var(--red)}.tbtn:disabled{opacity:.35;cursor:default;pointer-events:none}.tbtn.active{background:#5eead41f;border-color:var(--teal);color:var(--teal)}.workspace{display:flex;min-height:0;min-width:0}.sidebar{background:var(--panel);display:flex;flex-direction:column;min-height:0;min-width:0;flex:0 0 auto;overflow:hidden}.sidebar-left{width:var(--sidebar-left-width, 220px);border-right:1px solid var(--border-soft);transition:width .16s ease}.sidebar-right{width:var(--sidebar-right-width, 260px);border-left:1px solid var(--border-soft);transition:width .16s ease}.workspace.dragging-left .sidebar-left,.workspace.dragging-right .sidebar-right{transition:none}.sidebar-handle{flex:0 0 6px;width:6px;position:relative;background:var(--border-soft);cursor:col-resize;z-index:3}.sidebar-handle:hover,.sidebar-handle.dragging{background:var(--teal)}.sidebar-handle.collapsed{cursor:default}.sidebar-toggle{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:16px;height:36px;border-radius:4px;background:var(--panel-2);border:1px solid var(--border);color:var(--text-dim);display:flex;align-items:center;justify-content:center;font-size:11px;line-height:1;cursor:pointer;padding:0}.sidebar-toggle:hover{color:var(--teal);border-color:var(--teal)}.sidebar-header{padding:10px 12px 8px;font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--text-faint);flex:0 0 auto}.sidebar-header-sep{border-top:1px solid var(--border-soft);margin-top:4px}.sidebar-body{overflow-y:auto;padding:0 10px 10px;flex:0 1 auto}.sidebar-body-grow{flex:1 1 auto}.palette-tabs{display:flex;flex-wrap:wrap;gap:4px;padding:0 10px 8px;flex:0 0 auto}.palette-tab{background:transparent;border:1px solid var(--border-soft);color:var(--text-dim);border-radius:999px;padding:3px 9px;font-size:11px;cursor:pointer}.palette-tab.active{border-color:var(--teal);color:var(--teal);background:#5eead414}.palette-tab:hover{color:var(--text)}.palette-item{display:flex;align-items:center;gap:8px;width:100%;background:var(--panel-2);border:1px solid var(--border-soft);border-radius:var(--radius);padding:7px 9px;margin-bottom:6px;color:var(--text);cursor:grab;text-align:left}.palette-item:hover{border-color:var(--border);background:var(--panel-hover)}.palette-item.placing{border-color:var(--amber);background:#ffb45414}.palette-item .swatch{width:10px;height:10px;border-radius:3px;flex:0 0 auto}.palette-item .pname{font-size:12px}.palette-empty,.lib-empty{color:var(--text-faint);font-size:12px;padding:10px 2px;line-height:1.5}.lib-item{border:1px solid var(--border-soft);border-radius:var(--radius);padding:8px 9px;margin-bottom:6px;background:var(--panel-2)}.lib-item-head{display:flex;align-items:center;gap:7px;margin-bottom:6px}.lib-item-head .swatch{width:10px;height:10px;border-radius:3px}.lib-item-head .lname{font-size:12px;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.lib-item-head .lkind{font-size:9px;color:var(--text-faint);border:1px solid var(--border-soft);border-radius:4px;padding:1px 4px}.lib-item-actions{display:flex;gap:5px}.lib-item-actions button{flex:1;font-size:10px;padding:4px 0;background:transparent;border:1px solid var(--border-soft);color:var(--text-dim);border-radius:4px;cursor:pointer}.lib-item-actions button:hover{color:var(--text);border-color:var(--border)}.lib-item-actions button.danger:hover{color:var(--red);border-color:var(--red)}.prop-section{margin-bottom:14px}.prop-title{font-size:11px;color:var(--text-dim);margin-bottom:6px;letter-spacing:.03em}.prop-field{margin-bottom:8px}.prop-field label{display:block;font-size:10.5px;color:var(--text-faint);margin-bottom:3px;text-transform:uppercase;letter-spacing:.05em}.prop-field input[type=text],.prop-field input[type=number],.prop-field select,.prop-field textarea{width:100%;background:var(--bg);border:1px solid var(--border);color:var(--text);padding:6px 7px;border-radius:4px}.prop-field input:focus,.prop-field select:focus,.prop-field textarea:focus{outline:none;border-color:var(--teal)}.prop-field.checkbox{display:flex;align-items:center;gap:7px}.prop-field.checkbox label{margin:0;text-transform:none;font-size:12px;color:var(--text)}.prop-row{display:flex;gap:6px}.prop-row button{flex:1}.prop-empty{color:var(--text-faint);font-size:12px;line-height:1.6;padding:4px 0 8px}.prop-stats{color:var(--text-dim);font-size:11.5px;line-height:1.9}.prop-stats b{color:var(--text)}.btn{background:var(--panel-2);border:1px solid var(--border);color:var(--text);padding:7px 10px;border-radius:var(--radius);cursor:pointer}.btn:hover{background:var(--panel-hover)}.btn.danger{color:var(--red);border-color:#ff4d6d59}.btn.danger:hover{background:#ff4d6d1a}.btn.full{width:100%;margin-bottom:6px}.canvas-wrap{position:relative;flex:1 1 auto;min-width:0;min-height:0;background:var(--bg);overflow:hidden}#stage{display:block;width:100%;height:100%;cursor:default;touch-action:none}#stage.mode-pan{cursor:grab}#stage.mode-panning{cursor:grabbing}#stage.mode-placing,#stage.mode-wiring{cursor:crosshair}.canvas-hint{position:absolute;left:12px;top:12px;background:#10151de6;border:1px solid var(--border);color:var(--amber);padding:6px 10px;border-radius:var(--radius);font-size:12px;pointer-events:none;display:none}.canvas-hint.visible{display:block}.canvas-help{position:absolute;right:12px;bottom:12px;width:26px;height:26px;border-radius:50%;background:var(--panel);border:1px solid var(--border);color:var(--text-dim);display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:13px}.canvas-help:hover{color:var(--teal);border-color:var(--teal)}.statusbar{display:flex;align-items:center;gap:18px;padding:5px 12px;background:var(--panel);border-top:1px solid var(--border-soft);color:var(--text-dim);font-size:11.5px}.statusbar .spacer{flex:1}.lf-modal-overlay{position:fixed;inset:0;background:#05080c99;backdrop-filter:blur(2px);display:flex;align-items:center;justify-content:center;z-index:1000}.lf-modal{width:380px;max-width:calc(100vw - 32px);max-height:calc(100vh - 64px);overflow-y:auto;background:var(--panel);border:1px solid var(--border);border-radius:10px;padding:18px 18px 14px;box-shadow:0 20px 60px #00000080}.lf-modal-wide{width:520px}.lf-modal h3{margin:0 0 12px;font-family:var(--font-display);font-weight:600;font-size:16px}.lf-modal-msg{color:var(--text-dim);font-size:13px;line-height:1.5}.lf-form{display:flex;flex-direction:column;gap:10px}.lf-field{display:flex;flex-direction:column;gap:4px;font-size:12px}.lf-field span{color:var(--text-faint);text-transform:uppercase;letter-spacing:.05em;font-size:10.5px}.lf-field input,.lf-field select,.lf-field textarea{background:var(--bg);border:1px solid var(--border);color:var(--text);padding:7px 8px;border-radius:5px;font-family:var(--font-mono);resize:vertical}.lf-field input[type=color]{padding:2px;height:32px}.lf-field input:focus,.lf-field select:focus,.lf-field textarea:focus{outline:none;border-color:var(--teal)}.lf-modal-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:4px}.lf-btn{padding:8px 14px;border-radius:6px;border:1px solid var(--border);background:var(--panel-2);color:var(--text);cursor:pointer}.lf-btn:hover{background:var(--panel-hover)}.lf-btn-primary{border-color:var(--teal);color:var(--teal)}.lf-btn-primary:hover{background:#5eead41a}.lf-btn-ghost{color:var(--text-dim)}.lf-btn-danger{border-color:var(--red);color:var(--red)}.lf-shortcuts-modal{width:420px}.lf-shortcuts{display:grid;grid-template-columns:auto 1fr;gap:6px 14px;margin:4px 0 14px}.lf-shortcuts dt{color:var(--teal);font-size:12px;white-space:nowrap}.lf-shortcuts dd{margin:0;color:var(--text);font-size:12px}.lf-credit{margin-top:14px;padding-top:10px;border-top:1px solid var(--border-soft);color:var(--text-faint);font-size:11px;text-align:center}.lf-credit a{color:var(--teal);text-decoration:none}.lf-credit a:hover{text-decoration:underline}#lf-toasts{position:fixed;right:16px;bottom:16px;display:flex;flex-direction:column;gap:8px;z-index:1100}.lf-toast{background:var(--panel);border:1px solid var(--border);color:var(--text);padding:9px 14px;border-radius:8px;font-size:12.5px;box-shadow:0 8px 24px #00000059;animation:lf-toast-in .18s ease;max-width:320px}.lf-toast-success{border-color:#5eead480}.lf-toast-error{border-color:#ff4d6d80;color:#ffb4c0}.lf-toast-out{animation:lf-toast-out .25s ease forwards}@keyframes lf-toast-in{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}@keyframes lf-toast-out{to{opacity:0;transform:translateY(6px)}}*{scrollbar-width:thin;scrollbar-color:var(--border) transparent}*::-webkit-scrollbar{width:8px;height:8px}*::-webkit-scrollbar-thumb{background:var(--border);border-radius:4px}*::-webkit-scrollbar-track{background:transparent}@media (max-width: 900px){.sidebar-left,.sidebar-right,.sidebar-handle{display:none}}