/* --- Paleta de Cores --- */
:root {
    --primary-green: #16a085; /* Verde Água/Esmeralda */
    --secondary-green: #27ae60; /* Verde Floresta */
    --light-green: #82e0aa; /* Verde Claro Pastel */
    --accent-orange: #e67e22; /* Laranja Cenoura */
    --dark-green: #2c3e50; /* Azul Escuro/Grafite */
    --text-color: #34495e; /* Texto principal */
    --light-gray: #f4f6f7; /* Fundo de seção */
    --medium-gray: #7f8c8d; /* Texto secundário */
    --white: #ffffff;
    --bg-footer: #1f3a4d; /* Fundo rodapé mais escuro */
}

/* --- Reset Básico e Fontes --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Open Sans', sans-serif;
    line-height: 1.7;
    color: var(--text-color);
    background-color: var(--white);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

h1, h2, h3, h4 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.3;
}

h2 { font-size: 3em; }
h3 { font-size: 2.4em; }
h4 { font-size: 1.6em; }

p { margin-bottom: 20px; }

a {
    text-decoration: none;
    color: var(--primary-green);
    transition: color 0.3s ease-in-out, transform 0.2s ease-in-out;
}

a:hover {
    color: var(--secondary-green);
    transform: translateY(-2px);
}

.btn {
    display: inline-block;
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    padding: 15px 35px;
    border-radius: 8px;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: background-color 0.3s ease, transform 0.2s ease, box-shadow 0.3s ease;
    cursor: pointer;
    border: none;
    font-size: 0.95em;
}

.btn-primary {
    background-color: var(--primary-green);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(22, 160, 133, 0.4);
}

.btn-primary:hover {
    background-color: var(--secondary-green);
    color: var(--white);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(39, 174, 96, 0.5);
}

.btn-secondary {
    background-color: transparent;
    color: var(--primary-green);
    border: 2px solid var(--primary-green);
}

.btn-secondary:hover {
    background-color: var(--primary-green);
    color: var(--white);
    transform: translateY(-3px);
}

.section-padding {
    padding: 90px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.title-green { color: var(--secondary-green); }
.title-dark { color: var(--dark-green); }
.title-light { color: var(--white); }

.bg-light-green { background-color: var(--light-gray); }
.bg-dark-green { background-color: var(--dark-green); } /* Usado no contato */

.card {
    background-color: var(--white);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-align: center;
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.15);
}

.grid-2-cols {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    align-items: center;
}

.grid-2-cols-reverse {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    align-items: center;
}
.grid-2-cols-reverse > *:first-child {
    order: 2; /* Coloca o formulário à direita */
}
.grid-2-cols-reverse > *:last-child {
    order: 1; /* Coloca as infos de contato à esquerda */
}

/* --- Header --- */
.site-header {
    background-color: var(--white);
    padding: 25px 0;
    border-bottom: 1px solid #e0e0e0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 10px rgba(0,0,0,0.05);
}

.site-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    font-size: 1.8em;
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    color: var(--secondary-green);
}

.logo i {
    margin-right: 10px;
    font-size: 1.2em;
}

nav ul {
    list-style: none;
    display: flex;
}

nav ul li {
    margin-left: 35px;
}

nav ul li a {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    color: var(--text-color);
    font-size: 1em;
    position: relative;
    padding-bottom: 5px;
}

nav ul li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-green);
    transition: width 0.3s ease-in-out;
}

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

.mobile-nav-toggle { /* Escondido por padrão, visível em mobile */
    display: none;
    background: none;
    border: none;
    font-size: 1.8em;
    color: var(--text-color);
    cursor: pointer;
}

/* --- Hero Section --- */
.hero-section {
    background: url('https://images.unsplash.com/photo-1560400667-54093c06207d?ixlib=rb-4.0.3&ixid=MnwxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8&auto=format&fit=crop&w=1470&q=80') no-repeat center center/cover;
    height: 85vh;
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--white);
    text-align: center;
    position: relative;
    overflow: hidden; /* Importante para a animação do overlay */
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 40, 20, 0.6); /* Verde escuro semi-transparente */
    animation: fadeInOverlay 2s ease-in-out;
}

@keyframes fadeInOverlay {
    from { opacity: 0; }
    to { opacity: 1; }
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 4em;
    margin-bottom: 25px;
    color: var(--white);
    text-shadow: 2px 2px 8px rgba(0,0,0,0.6);
}

.hero-subtitle {
    font-size: 1.6em;
    color: #e0e0e0;
    max-width: 700px;
    margin: 0 auto 30px auto;
    text-shadow: 1px 1px 4px rgba(0,0,0,0.5);
}

/* --- Sobre Nós --- */
.about-content {
    text-align: left; /* Alinhamento do texto à esquerda */
}

.about-image img {
    max-width: 100%;
    height: auto;
    border-radius: 15px;
    display: block;
    margin: 0 auto;
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

.about-text p {
    font-size: 1.15em;
    color: var(--medium-gray);
}

/* --- Práticas Sustentáveis --- */
.praticas-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 35px;
}

.pratica-item img {
    max-width: 100%;
    height: 200px; /* Altura fixa para consistência */
    object-fit: cover; /* Garante que a imagem cubra a área */
    border-radius: 8px 8px 0 0; /* Cantos arredondados só em cima */
    display: block;
    margin-bottom: 20px;
}

.pratica-item h4 {
    color: var(--secondary-green);
    margin-bottom: 15px;
    font-size: 1.5em;
}

.pratica-item p {
    color: var(--medium-gray);
    font-size: 0.98em;
}

/* --- Resultados --- */
.resultados-content {
    text-align: left;
}

.resultados-image img {
    max-width: 100%;
    height: auto;
    border-radius: 15px;
    display: block;
    margin: 0 auto;
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

.resultado-item {
    margin-bottom: 30px;
    display: flex;
    align-items: flex-start;
    text-align: left;
}

.resultado-item:last-child {
    margin-bottom: 0;
}

.resultado-item .icon-green {
    color: var(--primary-green);
    font-size: 1.8em;
    margin-right: 20px;
    flex-shrink: 0; /* Evita que o ícone encolha */
    padding-top: 5px; /* Alinha melhor com o texto */
}

.resultado-item h4 {
    font-size: 1.3em;
    color: var(--secondary-green);
    margin-bottom: 5px;
}

.resultado-item p {
    color: var(--medium-gray);
    font-size: 0.98em;
    margin-bottom: 0;
}

/* --- Contato --- */
.bg-dark-green {
    background-color: var(--dark-green);
    color: var(--white);
}

.bg-dark-green .section-title h3 {
    color: var(--white);
}

.contato-content {
    max-width: 900px; /* Centraliza um pouco mais */
    margin: 0 auto;
}

.contato-form-container h4,
.contato-info-container h4 {
    color: var(--primary-green);
    font-size: 1.8em;
    margin-bottom: 30px;
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 700;
    color: var(--white);
    font-size: 0.95em;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #555; /* Borda mais escura no fundo escuro */
    border-radius: 6px;
    font-size: 1em;
    background-color: rgba(255,255,255,0.1); /* Levemente transparente */
    color: var(--white);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-group input[type="text"]::placeholder,
.form-group input[type="email"]::placeholder,
.form-group textarea::placeholder {
    color: rgba(255,255,255,0.6);
}

.form-group input[type="text"]:focus,
.form-group input[type="email"]:focus,
.form-group textarea:focus {
    border-color: var(--primary-green);
    box-shadow: 0 0 0 3px rgba(22, 160, 133, 0.3);
    outline: none;
}

.contato-info-container {
    background-color: var(--primary-green); /* Fundo verde para chamar atenção */
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.2);
}

.contact-info-item {
    color: var(--white);
    font-size: 1.1em;
    margin-bottom: 25px;
    display: flex;
    align-items: center;
}

.contact-info-item i {
    margin-right: 15px;
    font-size: 1.4em;
    color: var(--white);
    opacity: 0.8;
}

.social-links {
    margin-top: 30px;
    display: flex;
    gap: 20px;
}

.social-links a {
    color: var(--white);
    font-size: 1.6em;
    transition: transform 0.3s ease;
}

.social-links a:hover {
    color: var(--light-gray);
    transform: scale(1.1);
}

/* --- Footer --- */
.site-footer {
    background-color: var(--bg-footer);
    color: #ccc;
    text-align: center;
    padding: 40px 0;
    font-size: 0.9em;
}

.footer-text {
    margin: 0;
}

/* --- Animações Gerais (AOS) --- */
/* Já está linkado no HTML */

/* --- Responsividade --- */
@media (max-width: 992px) {
    h2 { font-size: 2.8em; }
    h3 { font-size: 2em; }

    .hero-section { height: 70vh; }
    .hero-title { font-size: 3.5em; }
    .hero-subtitle { font-size: 1.3em; }

    .grid-2-cols, .grid-2-cols-reverse {
        grid-template-columns: 1fr; /* Colunas empilhadas */
    }

    .grid-2-cols-reverse > *:first-child,
    .grid-2-cols-reverse > *:last-child {
        order: initial; /* Remove a ordem reversa em colunas únicas */
    }

    .contato-form-container, .contato-info-container {
        min-width: 100%;
    }

    .contato-info-container {
        margin-top: 30px; /* Espaço entre formulário e infos */
    }
}

@media (max-width: 768px) {
    .site-header .container {
        padding: 0 15px;
    }
    .logo { font-size: 1.6em; }
    nav { display: none; /* Esconde o menu padrão */ }

    .mobile-nav-toggle {
        display: block; /* Mostra o botão do menu mobile */
    }

    .hero-section { height: 60vh; }
    .hero-title { font-size: 3em; }
    .hero-subtitle { font-size: 1.1em; }

    .section-padding { padding: 60px 0; }

    .about-content, .resultados-content {
        text-align: center; /* Centraliza texto em telas menores */
    }
    .about-image, .resultados-image {
        margin-bottom: 30px; /* Espaço abaixo da imagem */
    }
    .about-text, .resultados-text {
        text-align: center; /* Centraliza o texto se necessário */
    }

    .resultado-item {
        text-align: center;
        align-items: center; /* Centraliza itens verticalmente */
        flex-direction: column; /* Empilha ícone e texto */
    }
    .resultado-item .icon-green {
        margin-right: 0;
        margin-bottom: 10px;
    }
    .social-links {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    h1 { font-size: 1.8em; }
    h2 { font-size: 2.2em; }
    h3 { font-size: 1.8em; }
    h4 { font-size: 1.4em; }

    .container { padding: 0 15px; }
    .btn { padding: 12px 25px; font-size: 0.9em; }

    .hero-section { height: 50vh; }
    .hero-title { font-size: 2.5em; }
    .hero-subtitle { font-size: 1em; }

    .card { padding: 20px; }
    .pratica-item img { height: 180px; }

    .contato-info-container { padding: 30px 20px; }
    .contact-info-item { font-size: 1em; }
    .social-links { gap: 15px; }
    .social-links a { font-size: 1.4em; }
}