:root{color-scheme:light;--bg: #f3f4f6;--bg-elev: #ffffff;--bg-sunken: #e9ebee;--fg: #1c1e22;--fg-muted: #6b7280;--border: #d9dce1;--accent: #2f7df6;--accent-fg: #ffffff;--sel-bg: #dbe8ff;--sel-fg: #0f3f8f;--hover-bg: #eef1f5;--danger: #c62828;--danger-bg: #fdecec;--shadow: 0 6px 24px rgba(0, 0, 0, .14);--kind-group: #8a8f98;--kind-panel: #c99a5b;--kind-profile: #b58a5a;--kind-revolve: #9c7bd6;--kind-fastener: #7c8aa0;--kind-hardware: #5fa37a;--kind-mesh: #4f8fd6;--kind-other: #a0a4ab}@media (prefers-color-scheme: dark){:root{color-scheme:dark;--bg: #17191d;--bg-elev: #1f2227;--bg-sunken: #121417;--fg: #e6e8eb;--fg-muted: #9aa1ab;--border: #2f343b;--accent: #4d8ef7;--accent-fg: #ffffff;--sel-bg: #243a63;--sel-fg: #dce8ff;--hover-bg: #262a30;--danger: #ff6b6b;--danger-bg: #3a1f1f;--shadow: 0 6px 24px rgba(0, 0, 0, .5)}}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg);color:var(--fg);font:13px/1.4 -apple-system,BlinkMacSystemFont,Segoe 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