/* Reset básico */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Variáveis CSS */
:root {
    --primary-color: #2563eb;
    --secondary-color: #1e40af;
    --text-color: #1f2937;
    --bg-color: #ffffff;
    --border-radius: 8px;
    --box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

/* Estilos principais */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--text-color);
    line-height: 1.6;
    min-width: 320px;
}

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

/* Navegação responsiva */
.navbar {
    background-color: var(--bg-color);
    box-shadow: var(--box-shadow);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
}

.logo {
    color: var(--primary-color);
    font-size: 1.5rem;
    font-weight: bold;
}

.nav-menu {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-menu li {
    margin: 0 0.5rem;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-color);
    transition: color 0.3s ease;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
}

.nav-menu a:hover {
    color: var(--primary-color);
    background-color: rgba(37, 99, 235, 0.1);
}

/* Botão de menu mobile */
.menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-color);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    text-align: center;
    padding: 3rem 0;
    margin-bottom: 2rem;
}

.hero-content h1 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.hero-content p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

.btn-primary {
    display: inline-block;
    background-color: white;
    color: var(--primary-color);
    padding: 0.8rem 1.5rem;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: bold;
    transition: transform 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    transform: translateY(-3px);
}

/* Seção de Recursos */
.features {
    padding: 2rem 0;
}

.feature-card {
    background-color: var(--bg-color);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    margin-bottom: 2rem;
    text-align: center;
}

.feature-card h3 {
    margin-bottom: 1rem;
    color: var(--primary-color);
}

/* Seção Sobre */
.about {
    padding: 3rem 0;
}

.about h1 {
    margin-bottom: 2rem;
}

.about h2 {
    margin: 2rem 0 1rem;
    color: var(--primary-color);
}

.about ul {
    list-style-type: disc;
    margin-left: 2rem;
    margin-bottom: 2rem;
}

/* Seção de Serviços */
.services {
    padding: 3rem 0;
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    background-color: var(--bg-color);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.service-card h3 {
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.service-card ul {
    list-style-type: circle;
    margin-left: 1.5rem;
}

/* Seções de Manutenção e Formatação */
.maintenance-details, .format-details {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
    margin-top: 2rem;
}

.maintenance-info, .format-info {
    background-color: var(--bg-color);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.maintenance-form, .format-form {
    background-color: var(--bg-color);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

/* Formulários */
.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: bold;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
}

/* Footer */
footer {
    background-color: var(--text-color);
    color: white;
    padding: 2rem 0;
    text-align: center;
}

/* Media Queries */
@media (max-width: 1024px) {
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .hero-content p {
        font-size: 1.2rem;
    }
    
    .features {
        padding: 1rem 0;
    }
    
    .service-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-container {
        padding: 1rem;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background-color: var(--bg-color);
        flex-direction: column;
        align-items: center;
        padding-top: 2rem;
        transition: left 0.3s ease;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        margin: 1rem 0;
    }
    
    .menu-btn {
        display: block;
    }
    
    .hero {
        padding: 2rem 0;
    }
    
    .hero-content h1 {
        font-size: 1.8rem;
    }
    
    .hero-content p {
        font-size: 1rem;
    }
    
    .btn-primary {
        padding: 0.6rem 1.2rem;
    }
    
    .feature-card {
        padding: 1.5rem;
    }
    
    .service-grid {
        grid-template-columns: 1fr;
    }
    
    .maintenance-details, .format-details {
        grid-template-columns: 1fr;
    }
    
    .maintenance-info, .format-info {
        padding: 1.5rem;
    }
    
    .maintenance-form, .format-form {
        padding: 1.5rem;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 1.5rem;
    }
    
    .hero-content p {
        font-size: 0.9rem;
    }
    
    .btn-primary {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
    }
    
    .service-card {
        padding: 1rem;
    }
    
    .service-card h3 {
        font-size: 1.2rem;
    }
    
    .form-group label {
        font-size: 0.9rem;
    }
    
    .form-group input,
    .form-group select,
    .form-group textarea {
        padding: 0.4rem;
        font-size: 0.9rem;
    }
}

/* Ajustes para dispositivos móveis */
@media (max-width: 360px) {
    body {
        font-size: 0.9rem;
    }
    
    .container {
        padding: 0 10px;
    }
    
    .hero {
        padding: 1rem 0;
    }
    
    .hero-content h1 {
        font-size: 1.3rem;
    }
    
    .feature-card {
        padding: 1rem;
    }
    
    .service-card {
        padding: 1rem;
    }
    
    footer {
        padding: 1rem 0;
    }
}