/* 1. BASE E RESET */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: #f5f5f7;
    font-family: 'Inter', sans-serif;
    color: #1d1d1f;
    text-align: center;
}

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

h1 {
    font-size: 2.8rem;
    font-weight: 600;
    letter-spacing: -0.5px;
    margin-bottom: 16px;
}

p {
    font-size: 1.2rem;
    font-weight: 400;
    color: #6e6e73;
    margin-bottom: 40px;
    line-height: 1.6;
}

.loader {
    width: 36px;
    height: 36px;
    border: 3px solid #d2d2d7;
    border-top: 3px solid #1d1d1f;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 30px auto;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

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

.button {
    display: inline-block;
    padding: 12px 24px;
    font-size: 1rem;
    font-weight: 500;
    color: #ffffff;
    background-color: #0071e3;
    border-radius: 999px;
    text-decoration: none;
    transition: 0.3s ease;
}

.button:hover {
    background-color: #0062c4;
}

.footer {
    margin-top: 60px;
    font-size: 0.9rem;
    color: #86868b;
}

/* 8. RESPONSIVIDADE (CELULARES) */
@media (max-width: 768px) {

    .container {
        padding: 20px;
    }

    h1 {
        font-size: 2rem;
    }

    p {
        font-size: 1rem;
    }

    .button {
        width: 100%;
        max-width: 280px;
    }
}