* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, sans-serif;
}

body {
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background: linear-gradient(135deg, #0f172a, #1e293b);
    color: white;
    text-align: center;
}

.container {
    max-width: 500px;
}

h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

h2 {
    margin-bottom: 20px;
    color: #38bdf8;
}

p {
    margin-bottom: 20px;
    opacity: 0.8;
}

/* Loader animado */
.loader {
    width: 50px;
    height: 50px;
    border: 5px solid #334155;
    border-top: 5px solid #38bdf8;
    border-radius: 50%;
    margin: 20px auto;
    animation: spin 1s linear infinite;
}

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

.footer {
    font-size: 0.8rem;
    opacity: 0.5;
    margin-top: 20px;
}