:root{--primary-color:#a54708;--success-color:#2e7d32}body{color:#333;background:linear-gradient(-45deg,#f77c38,#ff5722,#ffb74d,#e65100) 0 0/400% 400%;justify-content:center;min-height:100vh;margin:0;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;animation:20s infinite moverGradiente;display:flex}@keyframes moverGradiente{0%{background-position:0%}50%{background-position:100%}to{background-position:0%}}.container{box-sizing:border-box;width:100%;max-width:1200px;padding:20px}.nav-menu{flex-wrap:wrap;justify-content:center;gap:15px;margin-top:10px;margin-bottom:30px;display:flex}.btn{background-color:var(--primary-color);color:#fff;cursor:pointer;text-align:center;border:1px solid #000;border-radius:20px;padding:10px 20px;font-weight:700;text-decoration:none;transition:transform .2s,filter .2s;display:inline-block;box-shadow:0 2px 4px #0003}.btn:hover{filter:brightness(1.1);transform:scale(1.05)}.btn-success{background-color:var(--success-color)}.card-grid{grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:15px;margin-top:20px;display:grid}.card{box-sizing:border-box;background:#fff;border-radius:10px;padding:20px;box-shadow:0 4px 6px #0000001a}input,select{box-sizing:border-box;border:1px solid #ccc;border-radius:8px;width:100%;margin:10px 0;padding:12px;font-family:inherit}.cordao-bandeirinhas{z-index:1000;pointer-events:none;border-top:2px solid #8b4513;justify-content:space-around;width:100%;display:flex;position:fixed;top:0;left:0}.bandeira-animada{transform-origin:top;width:35px;height:auto}.animacao-0{animation:3s ease-in-out infinite alternate balanco}.animacao-1{animation:4s ease-in-out infinite alternate-reverse balanco}.animacao-2{animation:3.5s ease-in-out infinite alternate balanco}@keyframes balanco{0%{transform:rotate(-15deg)}to{transform:rotate(15deg)}}