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

html, body {
    width: 100%;
    height: 100%;
    overflow: hidden; /* mantém seu fundo sem scroll vertical */
    font-family: Arial, Helvetica, sans-serif;
    color: #fff;
    display: flex;
    flex-direction: column;
}

/* Fundo carrossel */
.bg-carousel {
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    transition: opacity 1.5s ease-in-out;
    z-index: -1;
}

/* Topo */
.top-bar {
    padding: 20px 5%;
}

.logos {
    display: flex;
    justify-content: center; /* centraliza horizontalmente */
    align-items: center; /* centraliza verticalmente */
    gap: 10px; /* espaço entre os elementos */
    font-size: 14px;
}


.divider {
    width: 1px;
    height: 20px;
    background: #fff;
    opacity: 0.5;
}

/* Conteúdo principal centralizado */
.container {
    height: 82vh; /* ocupa toda a tela */
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 0 20px;
}

.title {
    font-size: 3rem;
    font-weight: 300;
    letter-spacing: 4px;
    margin-bottom: 20px;
}

/* Card de login */
.login-card {
    width: 80%;
    max-width: 340px;
    padding: 25px 20px;
    background: rgba(0, 0, 0, 0.55);
    backdrop-filter: blur(8px);
    border-radius: 12px;
    text-align: center;
}

.card-logos {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 20px;
    font-size: 14px;
}

form {
    display: flex;
    flex-direction: column;
    gap: 10px;
    text-align: left;
}

label {
    font-size: 12px;
    opacity: 0.8;
}

input {
    padding: 10px;
    border-radius: 6px;
    border: none;
    outline: none;
    width: 100%;
}

.btn-login, .btn-partner {
    width: 100%;
    padding: 12px;
    border-radius: 6px;
    border: none;
    cursor: pointer;
    margin-top: 10px;
    font-size: 14px;
}

.btn-login {
    background: #000;
    color: #fff;
}

.btn-partner {
    background: #555;
    color: #fff;
}

/* Rodapé fixo */
footer {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 5px 5%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    background: rgba(0, 0, 0, 0.3); /* opcional, deixa legível */
    font-size: 12px;
}

/* Ícones redes sociais */
.social-icons {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
}

.social-icons img {
    width: 24px;
    height: 24px;
    filter: invert(1);
    transition: transform 0.2s, opacity 0.2s;
}

.social-icons a:hover img {
    transform: translateY(-2px);
    opacity: 0.7;
}

/* Responsividade */
@media screen and (max-width: 480px) {
    .title {
        font-size: 2rem;
        letter-spacing: 2px;
    }

    .login-card {
        padding: 20px 15px;
    }

    .btn-login, .btn-partner {
        font-size: 12px;
    }

    .social-icons img {
        width: 20px;
        height: 20px;
    }
}