/* Botão Voltar ao Topo e Café - 100% Quadrado */
.btn-side {
    position: fixed;
    right: 30px;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    font-size: 1.2rem;
    z-index: 2000;
    transition: all 0.3s ease;
    border: none;
    border-radius: 0 !important;
    opacity: 0;
    visibility: hidden;
}

.btn-top {
    bottom: 30px;
    background-color: var(--primary);
    color: var(--dark);
}

.btn-coffee {
    bottom: 90px;
    background-color: var(--primary);
    /* Mesma cor que o botão de topo */
    color: var(--dark);
    opacity: 1 !important;
    /* Sempre visível */
    visibility: visible !important;
}

.btn-side:hover {
    background-color: var(--light);
    color: var(--dark);
    transform: translateY(-5px);
}

.btn-side.show {
    opacity: 1;
    visibility: visible;
}