:root{--bg-dark:#0f111a;--bg-panel:#1a1d2d;--bg-component:#262a40;--border-color:#2d334d;--accent-color:#6366f1;--accent-hover:#4f46e5;--text-main:#f8fafc;--text-muted:#94a3b8;--wire-color:#38bdf8;--wire-active:#bae6fd;--port-color:#fbbf24}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-dark);color:var(--text-main);height:100vh;font-family:Inter,sans-serif;overflow:hidden}#app{flex-direction:column;height:100vh;display:flex}.topbar{background-color:var(--bg-panel);border-bottom:1px solid var(--border-color);z-index:10;justify-content:space-between;align-items:center;height:60px;padding:0 24px;display:flex;box-shadow:0 4px 6px -1px #0000001a}.logo{color:var(--wire-color);align-items:center;gap:12px;font-size:1.1rem;font-weight:700;display:flex}.actions{gap:12px;display:flex}.btn{background-color:var(--accent-color);color:#fff;cursor:pointer;border:none;border-radius:8px;align-items:center;gap:8px;padding:8px 16px;font-size:.9rem;font-weight:500;transition:all .2s;display:flex}.btn:hover{background-color:var(--accent-hover);transform:translateY(-1px)}.btn.secondary{border:1px solid var(--border-color);color:var(--text-main);background-color:#0000}.btn.secondary:hover{background-color:var(--bg-component);border-color:var(--text-muted)}.main-workspace{flex:1;display:flex;overflow:hidden}.sidebar{background-color:var(--bg-panel);border-right:1px solid var(--border-color);z-index:5;flex-direction:column;width:280px;padding:24px;display:flex}.sidebar h3{margin-bottom:4px;font-size:1rem;font-weight:600}.sidebar .subtitle{color:var(--text-muted);margin-bottom:24px;font-size:.8rem}.component-palette{flex-direction:column;gap:12px;display:flex}.palette-item{background-color:var(--bg-component);cursor:grab;border:1px solid #0000;border-radius:10px;align-items:center;gap:16px;padding:12px 16px;transition:all .2s;display:flex}.palette-item:hover{border-color:var(--accent-color);transform:translate(4px);box-shadow:0 4px 12px #0003}.palette-item:active{cursor:grabbing}.palette-item .icon{color:var(--wire-color);display:flex}.palette-item .details{flex-direction:column;display:flex}.palette-item .name{font-size:.9rem;font-weight:500}.palette-item .default-val{color:var(--text-muted);margin-top:2px;font-family:JetBrains Mono,monospace;font-size:.75rem}.params-list{flex-direction:column;gap:8px;margin-bottom:12px;display:flex}.param-item{background:#0003;border-radius:6px;justify-content:space-between;align-items:center;padding:6px 10px;font-family:JetBrains Mono,monospace;font-size:.8rem;display:flex}.param-item .btn-remove{color:#ef4444;cursor:pointer;background:0 0;border:none;font-weight:700}.add-param-form{align-items:center;gap:8px;display:flex}.canvas-results-wrapper{flex-direction:column;flex:1;display:flex;overflow:hidden}.btn.primary{color:#fff;background:linear-gradient(135deg,#22c55e,#16a34a);font-weight:600}.btn.primary:hover{background:linear-gradient(135deg,#16a34a,#15803d);box-shadow:0 4px 16px #22c55e4d}.btn.primary:disabled{opacity:.5;cursor:not-allowed;transform:none}.btn-icon{color:var(--text-muted);cursor:pointer;background:0 0;border:none;font-size:1.2rem}.btn-icon:hover{color:var(--text-main)}.canvas-container{background-color:var(--bg-dark);flex:1;position:relative;overflow:hidden}.results-panel{background-color:#0a0a0a;border-top:2px solid #333;height:0;min-height:0;padding:0 24px;transition:height .3s,min-height .3s,padding .3s;overflow:hidden}.results-panel.open{height:340px;min-height:340px;padding:16px 24px;overflow-y:auto}.results-header{justify-content:space-between;align-items:center;margin-bottom:12px;display:flex}.results-header h3{color:#3f3;text-shadow:0 0 8px #33ff3380;letter-spacing:2px;text-transform:uppercase;font-family:JetBrains Mono,monospace;font-size:.95rem;font-weight:600}.results-status{color:#3f3;text-shadow:0 0 4px #3f36;margin-bottom:8px;font-family:JetBrains Mono,monospace;font-size:.8rem}.results-status.error{color:#f44;text-shadow:0 0 4px #f446}.results-status.success{color:#3f3}.netlist-preview{color:#3f3;text-shadow:0 0 2px #33ff334d;white-space:pre-wrap;background:#00140099;border:1px solid #1a3a1a;border-radius:4px;max-height:60px;margin-bottom:12px;padding:10px;font-family:JetBrains Mono,monospace;font-size:.7rem;display:none;overflow-y:auto}.netlist-preview.visible{display:block}.crt-bezel{background:linear-gradient(145deg,#1a1a1a,#0d0d0d);border:3px solid #2a2a2a;border-radius:16px;padding:12px;position:relative;box-shadow:inset 0 0 30px #00000080,0 4px 20px #0009}.crt-screen{background:#001a00;border-radius:12px;position:relative;overflow:hidden;box-shadow:inset 0 0 60px #0028004d,0 0 20px #33ff330d}.crt-screen:before{content:"";pointer-events:none;z-index:2;background:repeating-linear-gradient(0deg,#00000026 0 1px,#0000 1px 3px);position:absolute;inset:0}.crt-screen:after{content:"";pointer-events:none;z-index:3;background:radial-gradient(#0000 60%,#0006 100%);position:absolute;inset:0}#plot-canvas{z-index:1;width:100%;height:180px;display:block;position:relative}.canvas-bg{pointer-events:none;background-image:linear-gradient(#ffffff0d 1px,#0000 1px),linear-gradient(90deg,#ffffff0d 1px,#0000 1px);background-size:20px 20px;position:absolute;inset:0}.wire-layer{pointer-events:none;z-index:1;width:100%;height:100%;position:absolute;inset:0}.wire-layer path{fill:none;stroke:var(--wire-color);stroke-width:3px;stroke-linecap:round;transition:stroke .2s}.wire-layer path.drawing{stroke:var(--text-muted);stroke-dasharray:6;animation:1s linear infinite dash}@keyframes dash{to{stroke-dashoffset:-12px}}.component-layer{z-index:2;position:absolute;inset:0}.circuit-node{background-color:var(--bg-component);border:1px solid var(--border-color);cursor:grab;-webkit-user-select:none;user-select:none;border-radius:8px;flex-direction:column;align-items:center;gap:8px;min-width:80px;padding:10px 14px;transition:box-shadow .2s,border-color .2s;display:flex;position:absolute;box-shadow:0 4px 12px #0000004d}.circuit-node:hover{border-color:var(--accent-color);box-shadow:0 8px 24px #0006}.circuit-node:active{cursor:grabbing}.circuit-node .icon{color:var(--wire-color)}.circuit-node .id-label{color:var(--text-main);font-family:JetBrains Mono,monospace;font-size:.75rem;font-weight:600}.circuit-node .val-input{border:1px solid var(--border-color);color:var(--text-main);text-align:center;background:#0003;border-radius:4px;outline:none;width:100%;padding:4px;font-family:JetBrains Mono,monospace;font-size:.75rem}.circuit-node .val-input:focus{border-color:var(--accent-color)}.port{background-color:var(--port-color);border:2px solid var(--bg-component);cursor:crosshair;border-radius:50%;width:12px;height:12px;transition:transform .2s,background-color .2s;position:absolute}.port:hover{background-color:#fff;transform:scale(1.5)}.port-top{top:-6px;left:50%;transform:translate(-50%)}.port-left{top:50%;left:-6px;transform:translateY(-50%)}.port-right{top:50%;right:-6px;transform:translateY(-50%)}.port-bottom{bottom:-6px;left:50%;transform:translate(-50%)}.port.port-top:hover{transform:translate(-50%)scale(1.5)}.port.port-left:hover,.port.port-right:hover{transform:translateY(-50%)scale(1.5)}.port.port-bottom:hover{transform:translate(-50%)scale(1.5)}.port.active{box-shadow:0 0 8px var(--port-color);background-color:#fff;transform:scale(1.5)}.port.active.port-top{transform:translate(-50%)scale(1.5)}.port.active.port-left,.port.active.port-right{transform:translateY(-50%)scale(1.5)}.port.active.port-bottom{transform:translate(-50%)scale(1.5)}