:root{--bg: #0f141d;--panel: #171d28;--panel-raised: #1d2532;--field: #0d121a;--line: #344054;--line-soft: #273244;--text: #f4f7fb;--muted: #a5afbd;--accent: #5b8cff;--accent-soft: rgba(91, 140, 255, .16);--ok: #50c878;--bad: #ff6b63;color-scheme:dark}*{box-sizing:border-box}html,body,#root{margin:0;min-width:320px;height:100%}body{background:var(--bg);color:var(--text);font:14px/1.45 ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif}button,select,textarea,input{font:inherit}code,pre,textarea{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}button,summary{-webkit-tap-highlight-color:transparent}button{min-height:36px;padding:7px 11px;border:1px solid var(--line);border-radius:7px;background:var(--panel-raised);color:var(--text);cursor:pointer;transition:background-color .16s ease,border-color .16s ease}button:hover:not(:disabled),summary:hover{border-color:#58657a;background:#253044}button:focus-visible,summary:focus-visible,select:focus-visible,textarea:focus-visible,input:focus-visible{outline:2px solid #fff;outline-offset:2px}button:disabled{cursor:not-allowed;opacity:.48}button.on,button.active,.segmented button.on{border-color:var(--accent);background:var(--accent-soft);color:#fff}button.primary{border-color:var(--accent);background:#3567d6;font-weight:650}button.subtle{background:transparent}select,textarea{width:100%;border:1px solid var(--line);border-radius:7px;background:var(--field);color:var(--text)}select{min-height:38px;padding:6px 34px 6px 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var(--line-soft)}.more-popover legend{padding:4px;color:var(--muted);font-size:12px}.more-popover>button{width:100%;justify-content:flex-start;border-color:transparent;background:transparent;text-align:left}.radio-row{display:flex;align-items:center;gap:8px;min-height:34px;padding:3px 6px;border-radius:6px;cursor:pointer}.radio-row:hover{background:#ffffff0d}.menu-separator{height:1px;margin:6px 3px;background:var(--line-soft)}.stage{height:100%;overflow:auto;padding:12px}.screens{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));align-items:start;gap:12px;max-width:1900px;margin:0 auto}.screens--stack{grid-template-columns:minmax(0,1fr);max-width:1200px}.screen{min-width:0;overflow:hidden;border:1px solid var(--line);border-radius:10px;background:var(--panel);box-shadow:0 6px 18px #00000024}.screen-head{min-height:55px;display:flex;align-items:center;justify-content:space-between;gap:10px;padding:8px 10px 8px 14px;border-bottom:1px solid 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