/* ================= PROBLEMAS ================= */

.problemas {
    padding: 80px 8%;
    text-align: center;
    max-width: 1200px;
    margin: 0 auto;
}

.problemas h1 {
    font-size: 34px;
    margin-bottom: 20px;
    line-height: 1.3;
}

.problemas p {
    max-width: 700px;
    margin: 0 auto 40px auto;
    font-size: 18px;
    opacity: 0.9;
}

.problemas ul {
    list-style: none;
    padding: 0;
    margin-top: 30px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 25px;
}

.problemas li {
    background: #11161d;
    padding: 22px;
    border-radius: 12px;
    border: 1px solid #1c242f;
    font-size: 16px;
    transition: 0.3s ease;
}

.problemas li:hover {
    transform: translateY(-5px);
    border-color: #c8a96a;
}

/* ================= MOBILE ================= */

@media (max-width: 768px) {

    .problemas {
        padding: 60px 5%;
    }

    .problemas h1 {
        font-size: 26px;
    }

    .problemas p {
        font-size: 16px;
        padding: 0 10px;
    }

    .problemas ul {
        grid-template-columns: 1fr;
        /* 👈 força 1 coluna */
        gap: 18px;
    }

    .problemas li {
        text-align: center;
    }
}