/* ===== VARIÁVEIS GLOBAIS (Alinhadas ao CSS Principal) ===== */
:root {
    --color-white: #FFFFFF;
    --color-blue-deep: #3A3A50;
    --color-blue-medium: #4A4A5E;
    --color-gray-blue: #65657A;
    --color-blue: #90D0F0;
    --color-purple: #6B46C1;
    --color-white-gray: #E3E3EB;
    --font-family: 'Poppins', sans-serif;
    --border-radius: 0.5rem;
    --shadow: 0px 2px 4px -2px var(--color-gray-blue);
    --transition: all 0.3s ease-in-out;
}

/* ===== RESET BÁSICO ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: var(--font-family);
}

/* ===== FOOTER ===== */
.footer {
    background-color: var(--color-white);
    padding: clamp(2rem, 5vw, 2.5rem) clamp(1.5rem, 6vw, 5rem) 1.25rem;
    color: var(--color-gray-blue);
    box-shadow: inset 0 1px 0 var(--color-white-gray);
}

.footer-primeiro {
    display: flex;
    justify-content: space-between;
    gap: clamp(1rem, 3vw, 2.5rem);
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.footer-segundo {
    max-width: 250px;
    flex: 1;
}

.footer-segundo h4 {
    font-size: 1rem;
    margin-bottom: 0.75rem;
    color: var(--color-blue-medium);
    font-weight: 600;
}

.footer-segundo p {
    font-size: 0.875rem;
    line-height: 1.5;
    color: var(--color-gray-blue);
}

.footer-segundo ul {
    list-style: none;
}

.footer-segundo ul li {
    margin-bottom: 0.5rem;
}

.footer-segundo a {
    text-decoration: none;
    color: var(--color-gray-blue);
    font-size: 0.875rem;
    transition: var(--transition);
}

.footer-segundo a:hover,
.footer-segundo a:focus-visible {
    color: var(--color-purple);
}

.contatos {
    margin-top: 0.75rem;
    display: flex;
    gap: 0.5rem;
}

.contatos a {
    font-size: 1rem;
    text-decoration: none;
    transition: var(--transition);
}

.contatos a:hover,
.contatos a:focus-visible {
    transform: scale(1.1);
}

hr {
    border: none;
    border-top: 1px solid var(--color-white-gray);
    margin: 2rem 0 1rem;
}

.necessario {
    display: flex;
    justify-content: space-between;
    font-size: 0.8125rem;
    flex-wrap: wrap;
    gap: 0.625rem;
    align-items: center;
}

.necessario a {
    margin-left: 0.9375rem;
    color: var(--color-gray-blue);
    text-decoration: none;
    transition: var(--transition);
}

.necessario a:hover,
.necessario a:focus-visible {
    text-decoration: underline;
    color: var(--color-purple);
}

/* ===== MEDIA QUERIES ===== */
/* Mobile/Tablet (até 768px) */
@media (max-width: 768px) {
    .footer {
        padding: 2rem 1rem 1rem;
    }

    .footer-primeiro {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 2rem;
    }

    .footer-segundo {
        max-width: 100%;
    }

    .contatos {
        justify-content: center;
    }

    .necessario {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .necessario a {
        margin-left: 0;
    }
}

/* Desktop (acima de 1024px) - Ajustes finos */
@media (min-width: 1024px) {
    .footer-primeiro {
        gap: 3rem;
    }
}