:root{--red:#ed1b24;--bg:#0a0a0a;--panel:#161616;--panel2:#1f1f1f;--border:#2e2e2e;--text:#f5f5f5;--muted:#c9c9c9;--ep-mono:"SF Mono",ui-monospace,Menlo,monospace}*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,sans-serif;background:var(--bg);color:var(--text)}.ep-mono{font-family:var(--ep-mono)}.editor-shell{display:grid;grid-template-rows:52px 1fr;height:100vh}.topbar{display:flex;align-items:center;gap:16px;padding:0 16px;background:var(--panel);border-bottom:1px solid var(--border)}.topbar .brand{height:20px}.panes{display:grid;grid-template-columns:200px 1fr 280px;min-height:0}.pane{min-height:0;overflow:auto;background:var(--panel)}.pane--rail{border-right:1px solid var(--border);padding:12px}.pane--canvas{background:#000;display:grid;place-items:center;overflow:hidden}.pane--inspector{border-left:1px solid var(--border);padding:16px}.btn{font:inherit;font-size:13px;font-weight:600;color:var(--text);background:var(--panel2);border:1px solid var(--border);border-radius:6px;padding:6px 10px;cursor:pointer}.btn:hover{border-color:#3a3a3a}.btn:disabled{opacity:.4;cursor:default}.btn--primary{background:var(--red);border-color:var(--red);color:#fff}.btn--icon{padding:6px 8px}.print-root{display:none}@media print{.editor-shell{display:none!important}.print-root{display:block!important}.print-root section{break-after:page;page-break-after:always}.print-root section:last-child{break-after:auto;page-break-after:auto}html,body{margin:0;padding:0;background:#fff}@page{size:1920px 1080px;margin:0}}