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

body, html {
    height: 100%;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(to right, #141e30, #243b55);
    color: #ffffff;
    display: flex;
    justify-content: center;
    align-items: center;
}

.container {
    text-align: center;
    padding: 20px;
    max-width: 600px;
}

h1 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

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

/* Animação de loading */
.spinner {
    width: 50px;
    height: 50px;
    border: 6px solid rgba(255, 255, 255, 0.3);
    border-top-color: #ffffff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto;
}

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