:root{--bg: #1b1d23;--panel: #23262e;--panel-2: #2b2f39;--line: #353a45;--text: #d7dbe2;--muted: #8b93a2;--accent: #4c8bf5;--top: #e0533d;--bottom: #3d77e0;--hl: #ffd24a}*{box-sizing:border-box}html,body,#app{margin:0;height:100%;width:100%;font-family:-apple-system,BlinkMacSystemFont,SF Pro Text,system-ui,sans-serif;font-size:13px;color:var(--text);background:var(--bg);overflow:hidden}#app{display:grid;grid-template-rows:auto 1fr auto;height:100vh}#toolbar{display:flex;align-items:center;gap:6px;padding:6px 10px;background:var(--panel);border-bottom:1px solid var(--line);flex-wrap:wrap}#toolbar .group{display:flex;gap:4px;align-items:center;padding-right:8px;margin-right:4px;border-right:1px solid var(--line)}#toolbar .group:last-child{border-right:none}button.tool,button.btn{background:var(--panel-2);border:1px solid var(--line);color:var(--text);border-radius:6px;padding:5px 9px;cursor:pointer;font-size:12px}button.tool:hover,button.btn:hover{background:#333845}button.tool.active{background:var(--accent);border-color:var(--accent);color:#fff}.layer-pill{display:inline-flex;align-items:center;gap:6px;padding:4px 8px;border-radius:6px;border:1px solid var(--line);cursor:pointer;background:var(--panel-2)}.layer-pill .swatch{width:12px;height:12px;border-radius:3px}.layer-pill.active{outline:2px solid var(--hl)}#workspace{display:grid;grid-template-columns:240px 1fr 230px;min-height:0}#library,#inspector{background:var(--panel);border-right:1px solid var(--line);overflow-y:auto;padding:8px}#inspector{border-right:none;border-left:1px solid var(--line)}#library h3,#inspector h3{font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin:12px 4px 6px}.lib-search{width:100%;padding:6px 8px;background:var(--panel-2);border:1px solid var(--line);border-radius:6px;color:var(--text);margin-bottom:4px}.lib-item{display:flex;flex-direction:column;padding:7px 8px;border:1px solid transparent;border-radius:6px;cursor:grab}.lib-item:hover{background:var(--panel-2);border-color:var(--line)}.lib-item.selected{border-color:var(--accent);background:#2a3344}.lib-item .name{font-weight:600;display:flex;align-items:center;gap:6px}.lib-item .meta{color:var(--muted);font-size:11px}.lib-item .variant{font-weight:500;font-size:10px;color:var(--accent);border:1px solid var(--line);border-radius:4px;padding:0 5px}.pinout{display:grid;grid-template-columns:1fr 1fr;gap:2px;margin:4px 0}.pinout-row{display:flex;align-items:baseline;gap:6px;padding:2px 6px;border-radius:4px;cursor:pointer;border:1px solid transparent}.pinout-row:hover{background:var(--panel-2)}.pinout-row.active{border-color:var(--hl);background:#2a3344}.pinout-row .pin-id{color:var(--muted);font-family:ui-monospace,monospace;font-size:11px;min-width:18px}.pinout-row .pin-name{font-weight:600}#canvas-wrap{position:relative;min-width:0;background:#0f1115}#board{display:block;width:100%;height:100%;cursor:crosshair}#board:focus{outline:none}#hud{position:absolute;left:10px;bottom:10px;font-variant-numeric:tabular-nums;color:var(--muted);background:#14161cb3;padding:4px 8px;border-radius:6px;pointer-events:none}#statusbar{background:var(--panel);border-top:1px solid var(--line);padding:4px 10px;color:var(--muted);display:flex;gap:16px}.field{display:flex;justify-content:space-between;align-items:center;padding:4px;gap:8px}.field label{color:var(--muted)}.field input,.field select{width:110px;background:var(--panel-2);border:1px solid var(--line);color:var(--text);border-radius:5px;padding:4px 6px}.hint{color:var(--muted);padding:6px 4px;line-height:1.5}kbd{background:var(--panel-2);border:1px solid var(--line);border-bottom-width:2px;border-radius:4px;padding:0 5px;font-family:ui-monospace,monospace;font-size:11px}button.btn.primary,button.tool.primary{background:var(--accent);border-color:var(--accent);color:#fff}button.btn.primary:hover{filter:brightness(1.1)}.lib-newpart{width:100%;margin-bottom:6px}.dropdown{position:relative;display:inline-block}.dropdown-menu{display:none;position:absolute;right:0;top:calc(100% + 4px);background:var(--panel-2);border:1px solid var(--line);border-radius:8px;box-shadow:0 8px 24px #0006;z-index:50;min-width:170px;padding:4px}.dropdown-menu.open{display:block}.dropdown-menu.left{left:0;right:auto}.dropdown-head{color:var(--muted);font-size:10px;text-transform:uppercase;letter-spacing:.06em;padding:5px 10px 2px}.dropdown-item{font-family:ui-monospace,monospace;white-space:pre}.dropdown-item{display:block;width:100%;text-align:left;background:none;border:none;color:var(--text);padding:6px 10px;border-radius:5px;cursor:pointer;font-size:12px}.dropdown-item:hover{background:var(--accent);color:#fff}#toolpath-hud{position:absolute;top:10px;right:10px;display:flex;align-items:center;gap:10px;background:#14161cd9;border:1px solid var(--line);border-radius:8px;padding:6px 10px;font-size:12px;z-index:20}#toolpath-hud .tp-status{display:inline-flex;align-items:center;gap:6px;min-width:150px}#toolpath-hud .tp-swatch{width:12px;height:12px;border-radius:3px;background:transparent}#toolpath-hud .tp-replay{background:var(--panel-2);border:1px solid var(--line);color:var(--text);border-radius:6px;padding:3px 8px;cursor:pointer}#toolpath-hud .tp-replay:hover{background:#333845}#toolpath-hud .tp-speed{color:var(--muted);display:inline-flex;align-items:center;gap:6px}#toolpath-hud .tp-warn{color:#ff7a7a;font-weight:600;max-width:320px}#toolpath-hud .tp-warn:empty{display:none}#toolpath-hud{flex-wrap:wrap;max-width:min(680px,calc(100% - 20px))}#toolpath-hud .tp-hide{color:var(--muted);display:inline-flex;align-items:center;gap:5px;cursor:pointer}#toolpath-hud .tp-legend{display:flex;flex-wrap:wrap;gap:5px;flex-basis:100%}#toolpath-hud .tp-chip{display:inline-flex;align-items:center;gap:5px;background:var(--panel-2);border:1px solid var(--line);color:var(--muted);border-radius:5px;padding:3px 7px;font-size:11px;cursor:pointer}#toolpath-hud .tp-chip:hover{background:#333845;color:var(--text)}#toolpath-hud .tp-chip.active{border-color:var(--hl);color:var(--text);background:#333845}#toolpath-hud .tp-key{display:inline-flex;align-items:center;gap:5px;color:var(--muted);font-size:11px;margin-left:4px}#toolpath-hud .tp-key i{width:16px;height:0;display:inline-block}#toolpath-hud .tp-key-cut{border-top:2px solid var(--text)}#toolpath-hud .tp-key-air{border-top:1px dashed #6b7484;margin-left:6px}#panel-elev-hud{position:absolute;top:10px;left:10px;display:flex;align-items:center;gap:8px;background:#14161cd9;border:1px solid var(--line);border-radius:8px;padding:6px 10px;font-size:12px;color:var(--muted);z-index:20}#panel-elev-hud select{background:var(--panel-2);border:1px solid var(--line);color:var(--text);border-radius:5px;padding:3px 6px}.lib-item{position:relative}.lib-actions{display:none;gap:4px;margin-top:6px}.lib-item:hover .lib-actions{display:flex}.lib-actions button{flex:1;background:var(--panel);border:1px solid var(--line);color:var(--muted);border-radius:5px;padding:3px 6px;cursor:pointer;font-size:11px}.lib-actions button:hover{color:var(--text);border-color:var(--accent)}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#08090c99;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);display:flex;align-items:center;justify-content:center;z-index:100}.modal{background:var(--panel);border:1px solid var(--line);border-radius:12px;width:720px;max-width:calc(100vw - 40px);max-height:calc(100vh - 60px);overflow:auto;box-shadow:0 20px 60px #00000080;padding:18px 20px}.modal h2{margin:0 0 14px;font-size:16px}.modal-body{display:grid;grid-template-columns:1fr 340px;gap:20px}.modal-form{display:flex;flex-direction:column;gap:2px}.modal-row{display:grid;grid-template-columns:1fr 130px;align-items:center;gap:8px;padding:3px 0}.modal-row>label{color:var(--muted)}.modal-row input,.modal-row select{background:var(--panel-2);border:1px solid var(--line);color:var(--text);border-radius:6px;padding:5px 7px}.modal-row input[type=checkbox]{width:16px;justify-self:end}.modal-label{color:var(--muted);margin:10px 0 4px;display:block}.modal-textarea{width:100%;background:var(--panel-2);border:1px solid var(--line);color:var(--text);border-radius:6px;padding:6px 8px;font-family:ui-monospace,monospace;resize:vertical}.modal-preview{display:flex;flex-direction:column;gap:8px;align-items:center}.modal-preview canvas{background:#0f1115;border:1px solid var(--line);border-radius:8px;width:320px;height:320px}.modal-footer{display:flex;justify-content:flex-end;gap:8px;margin-top:16px;padding-top:14px;border-top:1px solid var(--line)}#auth{position:fixed;top:0;right:0;bottom:0;left:0;z-index:100;overflow-y:auto;background:var(--bg);padding:0 16px 40px}.auth-hero{text-align:center;margin:28px auto 6px}.auth-logo{width:min(220px,60%);height:auto;border-radius:22px}.auth-layout{display:flex;flex-wrap:wrap;gap:18px;align-items:stretch;max-width:920px;margin:14px auto 0}.auth-info,.auth-card{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:20px 22px}.auth-info{flex:1 1 320px}.auth-card{flex:0 1 340px;align-self:flex-start}@media(max-width:680px){.auth-info,.auth-card{flex-basis:100%}}.auth-info h2{margin:0 0 8px;font-size:17px}.auth-info p{color:var(--muted);line-height:1.5}.feature-list{list-style:none;margin:12px 0;padding:0}.feature-list li{position:relative;padding:5px 0 5px 22px;line-height:1.45}.feature-list li:before{content:"✓";position:absolute;left:0;color:#53c22b;font-weight:700}.auth-card h1{margin:0 0 14px;font-size:18px}.auth-card label{display:block;margin:10px 0 4px;color:var(--muted);font-size:12px}.auth-card input{width:100%;background:var(--panel-2);border:1px solid var(--line);border-radius:6px;color:var(--text);padding:8px 10px;font-size:13px}.auth-card input:focus{outline:none;border-color:#53c22b}.auth-card .row-actions{display:flex;gap:8px;margin-top:16px}.auth-card button{border-radius:6px;padding:8px 14px;cursor:pointer;font-size:13px;border:1px solid #53c22b;background:#53c22b;color:#10130f;font-weight:600}.auth-card button.quiet{background:transparent;border-color:var(--line);color:var(--text);font-weight:400}.auth-error{margin-top:12px;padding:8px 10px;border:1px solid #a13c2e;border-radius:6px;background:#e0533d1f;color:#f0a396;font-size:12px}#toolbar .brand{display:flex;align-items:center;gap:7px;margin-right:6px}#toolbar .brand img{width:22px;height:22px;border-radius:5px;display:block}#toolbar .brand span{font-weight:700;letter-spacing:.06em;font-size:13px}#toolbar .brand span b{color:#53c22b;font-weight:700}#toolbar .user-chip{margin-left:auto;display:flex;align-items:center;gap:8px;color:var(--muted);font-size:12px}.auth-ok{margin-top:12px;padding:8px 10px;border:1px solid #3c7a2e;border-radius:6px;background:#53c22b1f;color:#a9e58f;font-size:12px}.auth-links{margin:12px 0 0}.auth-links a{color:var(--muted);font-size:12px}.auth-links a:hover{color:var(--text)}.pk-row{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:8px 0;border-bottom:1px solid var(--line)}.admin-table{border-collapse:collapse;width:100%;font-size:12px;margin-bottom:6px}.admin-table th,.admin-table td{text-align:left;padding:5px 8px;border-bottom:1px solid var(--line);white-space:nowrap}.admin-table th{color:var(--muted);font-weight:600}.modal h3{margin:16px 0 8px;font-size:14px}.tool-table input,.tool-table select{background:var(--panel-2);border:1px solid var(--line);color:var(--text);border-radius:4px;padding:3px 5px;font-size:12px;width:100%;min-width:58px}.tool-table td:first-child input{min-width:150px}.tool-table td{padding:3px 4px}.tool-table .btn{padding:3px 7px}.context-menu{position:fixed;z-index:200;min-width:190px;background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:4px;box-shadow:0 12px 32px #0000008c}.context-item{display:block;width:100%;text-align:left;background:none;border:0;color:var(--text);font-size:12px;padding:6px 10px;border-radius:5px;cursor:pointer}.context-item:hover:not(:disabled){background:var(--panel-2)}.context-item:disabled{color:#5a616e;cursor:default}.context-sep{height:1px;background:var(--line);margin:4px 6px}