:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;--bg:#f4f5f7;--panel:#fff;--text:#1c2230;--muted:#667085;--line:#dde1e7;--accent:#2f6fde;--accent-text:#fff;--warn:#9a5b00;--warn-bg:#fff4dd;--error:#b42318;--error-bg:#fde7e5;--ok:#1d6b38;--ok-bg:#e3f5e8;--stage:#e9ecf1;font:14px/1.45 system-ui,-apple-system,Segoe UI,Roboto,sans-serif}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial;--bg:#12151b;--panel:#1a1f27;--text:#e6e9ef;--muted:#98a2b3;--line:#2c333f;--accent:#5b8ff0;--warn:#f3b44c;--warn-bg:#3a2c12;--error:#ff8a80;--error-bg:#3b1715;--ok:#7fd49a;--ok-bg:#143021;--stage:#0e1116}}*{box-sizing:border-box}[hidden]{display:none!important}body{background:var(--bg);height:100vh;color:var(--text);grid-template-rows:auto 1fr;margin:0;display:grid}header{border-bottom:1px solid var(--line);background:var(--panel);flex-wrap:wrap;align-items:center;gap:8px 16px;padding:10px 16px;display:flex}.brand{align-items:baseline;gap:8px;display:flex}.brand strong{font-size:18px}.brand span{color:var(--muted)}.actions{flex-wrap:wrap;gap:8px;display:flex}#status{color:var(--muted);flex:240px;margin:0}#status.problem{color:var(--error)}button,.button{font:inherit;border:1px solid var(--line);background:var(--panel);color:var(--text);cursor:pointer;border-radius:6px;padding:6px 12px}button:hover:not(:disabled),.button:hover{border-color:var(--accent)}button:disabled{opacity:.5;cursor:default}.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-text)}main{grid-template-columns:minmax(240px,300px) 1fr minmax(300px,380px);min-height:0;display:grid}.panel{background:var(--panel);padding:12px 16px;overflow:auto}#left{border-right:1px solid var(--line)}#right{border-left:1px solid var(--line)}h1{margin:0 0 8px;font-size:22px}h2{text-transform:uppercase;letter-spacing:.04em;color:var(--muted);margin:12px 0 8px;font-size:13px}#selected h2{text-transform:none;letter-spacing:0;color:var(--text);margin-top:0;font-size:17px}h3{margin:16px 0 8px;font-size:14px}.muted{color:var(--muted)}#parts{margin:0;padding:0;list-style:none}#parts li{border-radius:6px;grid-template-columns:auto 1fr auto;align-items:center;column-gap:6px;padding:4px 6px;display:grid}#parts li.selected{background:color-mix(in srgb, var(--accent) 14%, transparent)}#parts .meta{color:var(--muted);grid-column:2/4;font-size:12px}.part-name{text-align:left;background:0 0;border:none;align-items:center;gap:6px;padding:2px 0;display:flex}.swatch{border-radius:2px;flex:none;width:10px;height:10px}.badge{border-radius:8px;padding:0 6px;font-size:11px}.badge.warn{color:var(--warn);background:var(--warn-bg)}.badge.error{color:var(--error);background:var(--error-bg);font-weight:700}.spaces{margin:0;padding-left:20px}.spaces li{margin-bottom:6px}.space-head{font-weight:600}p.warn,li.warn{color:var(--warn);background:var(--warn-bg);border-radius:6px;padding:6px 8px}p.note,li.note{color:var(--muted)}p.ok{color:var(--ok);background:var(--ok-bg);border-radius:6px;padding:6px 8px}.match h4{margin:12px 0 4px;font-size:13px}.match ul:not(.messages){margin:0;padding-left:18px}.match pre{background:var(--bg);border-radius:6px;margin:0;padding:8px;font-size:12px;overflow-x:auto}li.error{color:var(--error);background:var(--error-bg);border-radius:6px;padding:6px 8px}#stage{background:var(--stage);min-height:0;position:relative}#canvas{position:absolute;inset:0}#toolbar{background:color-mix(in srgb, var(--panel) 88%, transparent);border:1px solid var(--line);border-radius:8px;flex-wrap:wrap;align-items:center;gap:10px;padding:6px 10px;display:flex;position:absolute;top:10px;left:10px}#toolbar label{align-items:center;gap:4px;display:flex}#welcome{border:2px dashed var(--line);background:var(--panel);border-radius:12px;max-width:520px;height:-moz-fit-content;height:fit-content;margin:auto;padding:24px;position:absolute;inset:0}#drop{border:3px dashed var(--accent);background:color-mix(in srgb, var(--bg) 85%, transparent);pointer-events:none;border-radius:16px;place-items:center;font-size:24px;display:grid;position:fixed;inset:12px}dl{grid-template-columns:auto 1fr;gap:2px 12px;margin:0 0 8px;display:grid}dt{color:var(--muted)}dd{margin:0}.messages{gap:6px;margin:8px 0;padding:0;list-style:none;display:grid}textarea{border:1px solid var(--line);background:var(--bg);width:100%;color:var(--text);resize:vertical;border-radius:6px;margin-top:6px;padding:8px;font:13px/1.4 ui-monospace,Cascadia Mono,Consolas,monospace}.row{flex-wrap:wrap;align-items:center;gap:8px;margin-top:8px;display:flex}.part-label{margin:0 0 2px;font-weight:600}.part-about{margin:0 0 8px}.small{font-size:12px}.detail-list{gap:8px;margin:0;padding:0;list-style:none;display:grid}.detail-list li.detail{border:1px solid var(--line);border-left:3px solid var(--accent);border-radius:6px;padding:8px 10px}.detail-list li.detail.auto{border-left-color:var(--muted)}.detail-list li.note{color:var(--muted);font-size:12px}.detail-head{flex-wrap:wrap;align-items:baseline;gap:6px;display:flex}.tag{background:var(--bg);color:var(--muted);border:1px solid var(--line);border-radius:9px;padding:0 6px;font-size:11px}.detail-list li.detail p{margin:4px 0}.detail-buttons{flex-wrap:wrap;gap:4px;margin:6px 0 4px;display:flex}.detail-buttons button{padding:2px 8px;font-size:12px}.detail-buttons button.showing{border-color:var(--accent);color:var(--accent)}.detail-line{color:var(--muted);overflow-wrap:anywhere;font-size:11px;display:block}.detail-list details{color:var(--muted);font-size:12px}.detail-list summary,.as-text summary{cursor:pointer;color:var(--accent)}.detail-list details p{margin:4px 0 0}.as-text{margin-top:12px}.detail-form{border:1px solid var(--accent);background:var(--bg);border-radius:8px;margin-top:10px;padding:10px}.form-head{align-items:center;gap:8px;display:flex}.form-head label{font-weight:600}.form-head select{flex:1}.detail-form select,.detail-form input{font:inherit;border:1px solid var(--line);background:var(--panel);color:var(--text);border-radius:6px;width:100%;padding:4px 6px}.form-what{margin:8px 0}.form-grid{gap:8px;display:grid}.form-diagram{color:var(--text);order:-1}.form-diagram svg{width:100%;height:150px;display:block}.form-diagram .part{fill:var(--panel);stroke:currentColor;stroke-width:1.2px}.form-diagram .hole,.form-diagram .cut{fill:var(--bg);stroke:currentColor;stroke-width:1px}.form-diagram .plug{fill:none;stroke:currentColor;stroke-dasharray:3 2}.form-diagram .thread{fill:none;stroke:currentColor}.form-diagram .guide{fill:none;stroke:var(--muted);stroke-dasharray:3 3}.form-diagram .dim,.form-diagram .lead{stroke:var(--accent);stroke-width:1.2px}.form-diagram .arrow{fill:var(--accent)}.form-diagram text{font-size:10px}.form-diagram .d{fill:var(--accent);font-weight:600}.form-diagram .t{fill:var(--muted)}.form-fields{gap:8px;display:grid}.form-field{gap:2px;display:grid}.form-label{font-size:13px;font-weight:600}.form-help{color:var(--muted);font-size:12px}.form-more summary{cursor:pointer;color:var(--accent)}.form-more[open]{gap:8px;display:grid}.form-line{overflow-wrap:anywhere;background:var(--panel);border-radius:4px;padding:4px 6px;font-size:12px;display:block}.detail-form .error{color:var(--error);margin:4px 0 0;font-size:12px}.detail-form .error:empty{display:none}.help pre{background:var(--bg);border-radius:6px;padding:8px;font-size:12px;overflow-x:auto}.help summary{cursor:pointer;color:var(--accent);margin-top:10px}code{font-family:ui-monospace,Consolas,monospace}@media (max-width:900px){body{height:auto}main{grid-template-columns:1fr}#stage{order:-1;height:60vh}#left,#right{border:none;border-top:1px solid var(--line)}}