/* ================= RESET ================= */
body {
    margin: 0;
    font-family: Arial, sans-serif;
}


/* ================= TOPO ================= */
.topo {
    display: flex;
    justify-content: space-between;
    align-items: center;

    background: #1e293b;
    color: white;

    padding: 12px 20px;

    position: sticky;
    top: 0;
    z-index: 1000;
}

.logo-area {
    display: flex;
    align-items: center;
}

.logo {
    font-weight: bold;
}

.login a {
    color: white;
    text-decoration: none;
}


/* ================= BOTÃO MOBILE ================= */
.menu-mobile {
    display: none;
    font-size: 22px;
    margin-right: 10px;
    cursor: pointer;
}


/* ================= MENU ================= */
.menu {
    background: #334155;
}

.menu ul {
    list-style: none;
    margin: 0;
    padding: 0;

    display: flex;
}

/* Item principal */
.menu-item {
    position: relative;
}

.menu-item > span,
.menu-item > a {
    display: block;
    padding: 15px;
    color: white;
    cursor: pointer;
}


/* ================= DROPDOWN ================= */

/* Caixa do dropdown */
.dropdown {
    position: absolute;
    top: 100%;
    left: 0;

    background: #475569;
    min-width: 200px;

    border-radius: 6px;
    overflow: hidden;

    /* 🔒 escondido */
    opacity: 0;
    transform: translateY(-10px);
    pointer-events: none;

    transition: 0.25s ease;
}

/* Quando ativo */
.menu-item.open .dropdown {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

/* Itens internos */
.dropdown a {
    display: block;
    padding: 12px;
    color: white;
    text-decoration: none;
}

/* Hover bonito */
.dropdown a:hover {
    background: #64748b;
}


/* ================= CONTEÚDO ================= */
.conteudo {
    max-width: 900px;
    margin: auto;
    padding: 20px;
}


/* ================= RODAPÉ ================= */
.rodape {
    text-align: center;
    padding: 20px;
}


/* ================= MOBILE ================= */
@media (max-width: 768px) {

    .menu-mobile {
        display: inline;
    }

    /* menu vira coluna */
    .menu ul {
        flex-direction: column;
        display: none;
    }

    .menu.active ul {
        display: flex;
    }

    .menu-item {
        border-top: 1px solid #555;
    }

    /* dropdown vira parte do fluxo */
    .dropdown {
        position: relative;
        transform: none;
        opacity: 1;

        display: none;
    }

    .menu-item.open .dropdown {
        display: block;
    }

    .topo {
        position: fixed;
        width: 100%;
    }

    .conteudo {
        margin-top: 70px;
    }
}