:root{--navy:#0d1f5c;--signal-green:#c8ff00;--amber:#ffb020;--branco:#fff;--navy-claro:#1b2f7a;--cinza:#e7e9f3;--fonte-display:"Barlow Condensed", system-ui, sans-serif;--fonte-corpo:"Barlow", system-ui, sans-serif;--fonte-codigo:"DM Mono", ui-monospace, monospace}*{box-sizing:border-box}body{font-family:var(--fonte-corpo);color:var(--navy);background:var(--branco);margin:0}h1,h2,h3{font-family:var(--fonte-display);letter-spacing:.01em;font-weight:600}button{font-family:var(--fonte-display);cursor:pointer;border:none;border-radius:10px;padding:.8rem 1.2rem;font-size:1.1rem;transition:filter .15s}button:disabled{opacity:.5;cursor:not-allowed}.btn-primario{background:var(--signal-green);color:var(--navy);font-weight:700}.btn-primario:hover:not(:disabled){filter:brightness(.95)}.btn-secundario{background:var(--cinza);color:var(--navy)}.codigo{font-family:var(--fonte-codigo);font-weight:500}.preferencial{color:var(--amber)}.badge-preferencial{background:var(--amber);color:var(--navy);font-family:var(--fonte-display);border-radius:6px;padding:.1rem .5rem;font-size:.85rem;font-weight:700}@keyframes pulso-verde{0%{box-shadow:0 0 #c8ff0099}70%{box-shadow:0 0 0 24px #c8ff0000}to{box-shadow:0 0 #c8ff0000}}.pulso{animation:1.6s ease-out infinite pulso-verde}