/* Reset básico */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    background: linear-gradient(135deg, #1e3c72, #2a5298);
    color: #fff;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

.container {
    text-align: center;
    padding: 40px;
    max-width: 600px;
}

h1 {
    font-size: 3rem;
    margin-bottom: 20px;
}

p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.loader {
    width: 60px;
    height: 60px;
    border: 6px solid rgba(255,255,255,0.3);
    border-top: 6px solid #fff;
    border-radius: 50%;
    margin: 0 auto;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    100% {
        transform: rotate(360deg);
    }
}