/* Variáveis de Cores */
:root {
    --primary-blue: #0A3C63; /* Azul escuro da Logo */
    --secondary-blue: #2A5D8A; /* Um tom um pouco mais claro */
    --white: #ffffff;
    --light-gray: #f4f4f9;
    --text-color: #333;
}

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

body {
    font-family: 'Montserrat', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--white);
}

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

h1, h2, h3 {
    font-weight: 700;
    margin-bottom: 1.2rem;
}

h2 {
    font-size: 2.2rem;
    text-align: center;
    color: var(--primary-blue);
    margin-bottom: 3rem;
}

.padding-section {
    padding: 80px 0;
}

/* 1. Header/Nav Bar */
.header-fixed {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--white);
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    z-index: 1000;
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-blue);
    text-decoration: none;
}

nav a {
    text-decoration: none;
    color: var(--text-color);
    margin-left: 25px;
    font-weight: 600;
    transition: color 0.3s;
}

nav a:hover {
    color: var(--primary-blue);
}

.cta-link {
    color: var(--primary-blue);
    border: 2px solid var(--primary-blue);
    padding: 8px 15px;
    border-radius: 4px;
    transition: background-color 0.3s, color 0.3s;
}

.cta-link:hover {
    background-color: var(--primary-blue);
    color: var(--white);
}

/* 2. Seção Hero (Início) */
.hero-section {
    background-color: var(--primary-blue);
    color: var(--white);
    padding: 150px 0 100px;
    text-align: center;
    margin-top: 60px; /* Para compensar a nav fixa */
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 0.5rem;
}

.hero-content p {
    font-size: 1.4rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.btn-cta {
    display: inline-block;
    background-color: var(--secondary-blue);
    color: var(--white);
    padding: 12px 30px;
    text-decoration: none;
    border-radius: 4px;
    font-weight: 700;
    transition: background-color 0.3s;
}

.btn-cta:hover {
    background-color: #0A5D8A; /* Um tom mais escuro */
}

/* 3. Seção Serviços */
#servicos {
    background-color: var(--light-gray);
}

.grid-servicos {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.card {
    background: var(--white);
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.05);
    text-align: center;
}

.card h3 {
    color: var(--primary-blue);
    font-size: 1.4rem;
    margin-bottom: 15px;
}

/* 4. Seção Sobre Nós */
.sobre-section {
    text-align: center;
}

.dados-empresa {
    margin-top: 40px;
    text-align: left;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    padding: 20px;
    background-color: var(--light-gray);
    border-radius: 8px;
}

.dados-empresa h3 {
    text-align: center;
    color: var(--secondary-blue);
    font-size: 1.6rem;
}

.dados-empresa ul {
    list-style: none;
    padding: 0;
}

.dados-empresa li {
    padding: 8px 0;
    border-bottom: 1px dashed #ccc;
}
.dados-empresa li:last-child {
    border-bottom: none;
}

/* 5. Seção Contato */
.contato-section {
    background-color: var(--primary-blue);
    color: var(--white);
    text-align: center;
}

.contato-section h2 {
    color: var(--white);
}

.contato-info {
    margin-top: 40px;
}

.contato-info p {
    font-size: 1.2rem;
    margin: 20px 0;
}

.contato-info a {
    color: var(--white);
    text-decoration: underline;
}

.icon {
    font-size: 1.5rem;
    margin-right: 10px;
}


/* Footer */
footer {
    background-color: var(--text-color);
    color: #bbb;
    padding: 20px 0;
    font-size: 0.9rem;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-links a {
    color: #bbb;
    text-decoration: none;
    margin-left: 15px;
}

.footer-links a:hover {
    color: var(--white);
}


/* Responsividade para Telas Menores (Mobile First) */
@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2rem;
    }
    .hero-content p {
        font-size: 1.1rem;
    }

    .nav-content {
        flex-direction: column;
    }
    nav {
        margin-top: 10px;
    }
    nav a {
        margin: 0 8px;
        padding: 5px 0;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    .footer-links {
        margin-top: 10px;
    }
    
    .grid-servicos {
        grid-template-columns: 1fr;
    }
}