/* Estilos adicionais para funcionalidades interativas */

/* Animações para elementos */
.animate-init {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.animate {
    opacity: 1;
    transform: translateY(0);
}

/* Estilos para o header quando scrollado */
.header.scrolled {
    padding: 10px 0;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

/* Estilos para o menu mobile */
.menu-toggle {
    transition: all 0.3s ease;
}

.menu-toggle.active {
    transform: rotate(90deg);
}

.nav ul li a.active {
    color: var(--primary-color);
}

.nav ul li a.active::after {
    width: 100%;
}

/* Estilos para o slider de depoimentos */
.depoimento {
    opacity: 1;
    transition: opacity 0.3s ease;
}

.slider-dots {
    display: flex;
    justify-content: center;
    margin-top: 20px;
}

.slider-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: var(--gray);
    margin: 0 5px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.slider-dot.active {
    background-color: var(--primary-color);
    transform: scale(1.2);
}

/* Estilos para o formulário de contato */
.form-group {
    position: relative;
}

.form-group input.valid,
.form-group select.valid,
.form-group textarea.valid {
    border-color: #28a745;
}

.form-group input.error,
.form-group select.error,
.form-group textarea.error {
    border-color: #dc3545;
}

.error-message {
    color: #dc3545;
    font-size: 0.85rem;
    margin-top: 5px;
}

.success-message {
    background-color: #d4edda;
    color: #155724;
    padding: 20px;
    border-radius: 5px;
    text-align: center;
    font-size: 1.1rem;
    margin-top: 20px;
}

.success-message i {
    font-size: 2rem;
    margin-bottom: 10px;
    color: #28a745;
}

/* Botão voltar ao topo */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: 50%;
    font-size: 1.2rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 999;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background-color: var(--secondary-color);
    transform: translateY(-3px);
}

/* Melhorias para o menu mobile */
@media screen and (max-width: 768px) {
    .nav {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 80%;
        height: 100vh;
        background-color: var(--white);
        padding: 50px 30px;
        transition: all 0.5s ease;
        box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
        z-index: 999;
    }
    
    .nav.active {
        left: 0;
    }
    
    .menu-toggle {
        display: block;
        font-size: 1.5rem;
        color: var(--secondary-color);
        cursor: pointer;
        z-index: 1000;
    }
}