:root{color-scheme:dark;--bg: #0b1220;--panel: rgba(255, 255, 255, .06);--border: rgba(255, 255, 255, .12);--text: #e6edf3}html,body{height:100%}body{margin:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial;background:var(--bg);color:var(--text)}.shell{max-width:980px;margin:0 auto;padding:24px}.panel{border:1px solid var(--border);background:var(--panel);border-radius:12px;padding:12px}.panel .panel{background:#00000038}.row{display:flex;gap:10px;flex-wrap:wrap}input,select,button{padding:10px 12px;border-radius:10px;border:1px solid var(--border);background:#00000040;color:var(--text)}button{cursor:pointer;background:#ffffff1f}button:hover{background:#ffffff2e}.muted{opacity:.8}