:root {
    --primary-color: #1a1a1a; /* Preto */
    --secondary-color: #8b4513; /* Marrom */
    --accent-color: #a0522d; /* Marrom mais claro para acentos */
    --light-color: #f8f9fa;
    --dark-color: #212529;
    --text-light: #ffffff;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Arial', sans-serif;
}

body {
    background-color: var(--light-color);
    color: var(--dark-color);
    line-height: 1.6;
}

header {
    background-color: var(--primary-color);
    color: var(--text-light);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.logo {
    display: flex;
    align-items: center;
}

.logo img {
    height: 50px;
    margin-right: 15px;
}

.logo h1 {
    font-size: 1.8rem;
    font-weight: bold;
    color: var(--text-light);
}

.menu-toggle {
    display: none;
    cursor: pointer;
    font-size: 1.5rem;
    color: var(--text-light);
}

nav {
    transition: all 0.3s ease;
}

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

nav ul li {
    margin-left: 1.5rem;
}

nav ul li a {
    color: var(--text-light);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
    display: flex;
    align-items: center;
}

nav ul li a i {
    margin-right: 5px;
}

nav ul li a:hover {
    color: var(--secondary-color);
}

main {
    margin-top: 85px;
    padding: 20px;
}

section {
    padding: 60px 0;
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    display: flex;
    align-items: center;
    color: var(--primary-color);
    margin-bottom: 30px;
    position: relative;
    padding-bottom: 10px;
}

.section-title i {
    font-size: 2rem;
    color: var(--secondary-color);
    margin-right: 15px;
}

.section-title h2 {
    font-size: 2rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100px;
    height: 3px;
    background-color: var(--secondary-color);
}

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

.service-card {
    background-color: white;
    padding: 25px;
    border-radius: 5px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s;
    border-left: 4px solid var(--secondary-color);
}

.service-card:hover {
    transform: translateY(-10px);
}

.service-card-title {
    display: flex;
    align-items: center;
    color: var(--secondary-color);
    margin-bottom: 15px;
}

.service-card-title i {
    margin-right: 10px;
    font-size: 1.2rem;
}

.service-card-title h3 {
    font-size: 1.3rem;
}

.quem-somos-container {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 40px;
    background-color: white;
    padding: 40px;
    border-radius: 5px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.quem-somos-text {
    flex: 1;
    min-width: 300px;
}

.quem-somos-text h3 {
    color: var(--secondary-color);
    margin-bottom: 20px;
    font-size: 1.5rem;
    display: flex;
    align-items: center;
}

.quem-somos-text h3 i {
    margin-right: 10px;
}

.quem-somos-img {
    flex: 1;
    min-width: 300px;
    text-align: center;
}

.quem-somos-img img {
    max-width: 100%;
    border-radius: 5px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
    border: 3px solid var(--secondary-color);
}

.contato-container {
    background-color: white;
    padding: 40px;
    border-radius: 5px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--primary-color);
}

.form-group input, .form-group textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 1rem;
}

.form-group input:focus, .form-group textarea:focus {
    border-color: var(--secondary-color);
    outline: none;
}

.form-group textarea {
    height: 120px;
}

button[type="submit"] {
    background-color: var(--secondary-color);
    color: white;
    border: none;
    padding: 12px 20px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 500;
    transition: background-color 0.3s;
    display: flex;
    align-items: center;
}

button[type="submit"] i {
    margin-right: 8px;
}

button[type="submit"]:hover {
    background-color: var(--primary-color);
}

footer {
    background-color: var(--primary-color);
    color: var(--text-light);
    text-align: center;
    padding: 30px 20px;
    margin-top: 60px;
}

footer p {
    margin: 10px 0;
}

.whatsapp-button {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background-color: var(--secondary-color);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0 4px 10px rgba(0,0,0,0.3);
    z-index: 1000;
    transition: transform 0.3s;
}

.whatsapp-button:hover {
    transform: scale(1.1);
}

.whatsapp-button i {
    font-size: 30px;
    color: white;
}

@media (max-width: 768px) {
    header {
        padding: 1rem;
    }
    
    .menu-toggle {
        display: block;
    }
    
    nav {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 80%;
        height: calc(100vh - 80px);
        background-color: var(--primary-color);
        padding: 20px;
        z-index: 999;
        transition: left 0.3s ease;
    }
    
    nav.active {
        left: 0;
    }
    
    nav ul {
        flex-direction: column;
    }
    
    nav ul li {
        margin: 15px 0;
    }
    
    main {
        margin-top: 85px;
    }
    
    .quem-somos-container {
        flex-direction: column-reverse;
    }
    
    .section-title {
        flex-direction: column;
        text-align: center;
    }
    
    .section-title i {
        margin-right: 0;
        margin-bottom: 10px;
    }
    
    .section-title::after {
        left: 50%;
        transform: translateX(-50%);
    }
    
    .overlay {
        position: fixed;
        top: 80px;
        left: 0;
        width: 100%;
        height: 100%;
        background-color: rgba(0,0,0,0.5);
        z-index: 998;
        display: none;
    }
    
    .overlay.active {
        display: block;
    }
}