:root{color-scheme:dark;--bg:#08111f;--panel:#101d2d;--panel2:#142338;--text:#edf4fb;--muted:#a9bbce;--line:#2b3c50;--cyan:#63e3ef;--violet:#bdadff;--amber:#ffd394;--green:#84e3bf;--shadow:0 20px 70px #0003}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.65 'Segoe UI',Arial,sans-serif}body.light{color-scheme:light;--bg:#f3f7fc;--panel:#fff;--panel2:#e9f0fa;--text:#10233b;--muted:#435976;--line:#c3d1e3;--cyan:#006f83;--violet:#6643be;--amber:#875000;--green:#006d4c}a{color:var(--cyan);text-decoration:none}button,.button{font-family:inherit;font-size:15px;font-weight:600;padding:12px 18px;background:var(--cyan);color:var(--bg);border:1px solid transparent;border-radius:10px;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:8px;transition:transform .15s,background 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/* Navigation inspired by command palettes and contextual working surfaces. */
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/* Vista previa beta: el contenido de lectura no se puede seleccionar ni copiar; los campos del laboratorio siguen siendo editables. */
main{user-select:none;-webkit-user-select:none}
main input,main textarea,main select,main .prompt{user-select:text;-webkit-user-select:text}