:root{--color-primario: #0b5fff;--color-secundario: #1b2a4a;--color-fondo: #f5f7fb;--radius: 10px;--gap: 12px}*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--color-fondo);color:var(--color-secundario)}.screen{min-height:100vh;display:flex;flex-direction:column;align-items:center}.brand-header{width:100%;display:flex;align-items:center;justify-content:space-between;padding:12px 20px;background:var(--color-primario);color:#fff;flex-wrap:wrap}.brand-header__logo{height:36px;max-width:180px;object-fit:contain}.brand-header__name{font-weight:700;font-size:1.1rem}.brand-header__notice{flex-basis:100%;margin-top:8px;font-size:.8rem;background:#fff3cd;color:#664d03;padding:6px 10px;border-radius:var(--radius)}.config-warning{width:min(560px,92%);margin:12px auto 0;background:#f8d7da;color:#842029;padding:10px 12px;border-radius:var(--radius);font-size:.85rem}.card{width:min(420px,92%);margin:48px 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