*{margin:0;padding:0;box-sizing:border-box;font-family:Arial,sans-serif}
html{scroll-behavior:smooth}
body{padding-top:110px;line-height:1.6}
.alerta-concurso{position:fixed;top:0;width:100%;background:#ff6600;color:#fff;text-align:center;padding:10px;z-index:1100}
.alerta-concurso a{color:#fff}
header{position:fixed;top:40px;left:0;width:100%;background:#003366;color:#fff;padding:15px 40px;display:flex;justify-content:space-between;align-items:center;z-index:1000}
nav ul{display:flex;gap:20px;list-style:none}
nav a{color:#fff;text-decoration:none}
.banner{height:85vh;background:linear-gradient(rgba(0,0,0,.5),rgba(0,0,0,.5));display:flex;justify-content:center;align-items:center;text-align:center;color:#fff;background-color:#1f4f7a}
.banner-content h1{font-size:3rem}
.btn{display:inline-block;background:#ff6600;color:#fff;padding:12px 20px;text-decoration:none;border-radius:5px}
.section{padding:70px 10%}
.bg-light{background:#f5f5f5}
.estatisticas,.cards,.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px}
.stat,.card{background:#fff;padding:25px;border-radius:10px;box-shadow:0 2px 10px rgba(0,0,0,.1)}
.stat{text-align:center}
.stat h3{font-size:2rem;color:#003366}
.concurso-card{border-left:5px solid #28a745}
.status{padding:6px 12px;border-radius:20px;color:#fff}
.aberto{background:#28a745}
form{max-width:700px;margin:auto}
input,textarea{width:100%;padding:12px;margin:10px 0;border:1px solid #ccc;border-radius:6px}
button{background:#003366;color:#fff;border:none;padding:12px 20px;border-radius:6px;cursor:pointer}
iframe{width:100%;height:400px;border:0}
footer{background:#003366;color:#fff;padding:50px 10%}
.copyright{text-align:center;margin-top:30px}
@media(max-width:768px){
header{flex-direction:column;gap:10px}
nav ul{flex-wrap:wrap;justify-content:center}
.banner-content h1{font-size:2rem}
}