/* Variáveis CSS */
:root {
    --primary-color: #0056b3;
    --secondary-color: #333333;
    --accent-color: #ff6b00;
    --light-color: #f8f9fa;
    --dark-color: #212529;
    --text-color: #495057;
    --white: #ffffff;
    --gray: #6c757d;
    --light-gray: #e9ecef;
    --transition: all 0.3s ease;
    --box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    --border-radius: 5px;
}

/* Reset e Estilos Globais */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 62.5%;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--white);
    font-size: 1.6rem;
    overflow-x: hidden;
}

h1, h2, h3, h4 {
    color: var(--dark-color);
    line-height: 1.2;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.btn {
    display: inline-block;
    padding: 1.2rem 2.4rem;
    border-radius: var(--border-radius);
    font-weight: 600;
    text-align: center;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    font-size: 1.6rem;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--white);
}

.btn-primary:hover {
    background-color: #004494;
    transform: translateY(-3px);
    box-shadow: var(--box-shadow);
}

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

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

.section-title {
    font-size: 3.6rem;
    margin-bottom: 1.5rem;
    text-align: center;
    position: relative;
    padding-bottom: 1rem;
}

.section-title span {
    color: var(--primary-color);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background-color: var(--primary-color);
}

.section-subtitle {
    font-size: 1.8rem;
    color: var(--gray);
    text-align: center;
    margin-bottom: 5rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* Cabeçalho */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

.header.scrolled {
    background-color: rgba(255, 255, 255, 0.95);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 8rem;
}

.logo a {
    display: flex;
    align-items: center;
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--dark-color);
}

.logo img {
    height: 4rem;
    margin-right: 1rem;
}

.logo strong {
    color: var(--primary-color);
}

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

.menu {
    display: flex;
}

.menu li {
    margin-left: 3rem;
}

.menu a {
    font-size: 1.6rem;
    font-weight: 600;
    color: var(--dark-color);
    transition: var(--transition);
    position: relative;
}

.menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: var(--transition);
}

.menu a:hover::after {
    width: 100%;
}

.menu a:hover {
    color: var(--primary-color);
}

.mobile-menu {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 1rem;
    z-index: 1001;
}

.hamburger {
    display: block;
    width: 25px;
    height: 2px;
    background-color: var(--dark-color);
    position: relative;
    transition: var(--transition);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background-color: var(--dark-color);
    transition: var(--transition);
}

.hamburger::before {
    top: -8px;
}

.hamburger::after {
    top: 8px;
}

.mobile-menu[aria-expanded="true"] .hamburger {
    background-color: transparent;
}

.mobile-menu[aria-expanded="true"] .hamburger::before {
    transform: rotate(45deg);
    top: 0;
}

.mobile-menu[aria-expanded="true"] .hamburger::after {
    transform: rotate(-45deg);
    top: 0;
}

/* Hero Section */
.hero {
    height: 100vh;
    min-height: 600px;
    background: url('/imagens/fundo.jpeg') no-repeat center center/cover;
    position: relative;
    display: flex;
    align-items: center;
    margin-top: 8rem;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
}

.hero-content {
    position: relative;
    z-index: 1;
    color: var(--white);
    max-width: 600px;
}

.hero-content h1 {
    font-size: 5rem;
    margin-bottom: 2rem;
    color: var(--white);
}

.hero-content h1 span {
    color: var(--accent-color);
}

.hero-content p {
    font-size: 2rem;
    margin-bottom: 3rem;
}

.hero-buttons {
    display: flex;
    gap: 2rem;
}

/* Serviços */
.services {
    padding: 8rem 0;
    background-color: var(--light-color);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    margin-top: 5rem;
}

.service-card {
    background-color: var(--white);
    padding: 3rem;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    text-align: center;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.service-icon {
    width: 80px;
    height: 80px;
    background-color: rgba(0, 86, 179, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 2rem;
    transition: var(--transition);
}

.service-card:hover .service-icon {
    background-color: var(--primary-color);
    color: var(--white);
}

.service-icon i {
    font-size: 3rem;
    color: var(--primary-color);
    transition: var(--transition);
}

.service-card:hover .service-icon i {
    color: var(--white);
}

.service-card h3 {
    font-size: 2.2rem;
    margin-bottom: 1.5rem;
}

.service-card p {
    color: var(--gray);
}

/* Clientes */
.clients {
    padding: 8rem 0;
    background-color: var(--white);
}

.clients-slider {
    position: relative;
    margin-top: 5rem;
    overflow: hidden;
}

.clients-slider-container {
    display: flex;
    transition: transform 0.5s ease;
}

.client-slide {
    min-width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 0 2rem;
}

.client-slide img {
    max-width: 200px;
    max-height: 100px;
    object-fit: contain;
    filter: grayscale(100%);
    opacity: 0.7;
    transition: var(--transition);
}

.client-slide:hover img {
    filter: grayscale(0%);
    opacity: 1;
    transform: scale(1.1);
}

.clients-prev,
.clients-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background-color: rgba(0, 86, 179, 0.1);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--primary-color);
    transition: var(--transition);
    z-index: 10;
}

.clients-prev:hover,
.clients-next:hover {
    background-color: var(--primary-color);
    color: var(--white);
}

.clients-prev {
    left: -2rem;
}

.clients-next {
    right: -2rem;
}

/* Diferenciais */
.differentials {
    padding: 8rem 0;
    background-color: var(--light-color);
}

.differentials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-top: 5rem;
}

.differential-card {
    background-color: var(--white);
    padding: 3rem;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    text-align: center;
}

.differential-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.differential-card i {
    font-size: 4rem;
    color: var(--primary-color);
    margin-bottom: 2rem;
}

.differential-card h3 {
    font-size: 2.2rem;
    margin-bottom: 1.5rem;
}

.differential-card p {
    color: var(--gray);
}

/* Equipamentos */
.equipment {
    padding: 8rem 0;
    background-color: var(--white);
}

.equipment-slider {
    position: relative;
    margin-top: 5rem;
    overflow: hidden;
}

.slider-container {
    display: flex;
    transition: transform 0.5s ease;
}

.slide {
    min-width: 100%;
    position: relative;
}

.slide img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    border-radius: var(--border-radius);
}

.slide-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    color: var(--white);
    padding: 3rem;
    border-bottom-left-radius: var(--border-radius);
    border-bottom-right-radius: var(--border-radius);
}

.slide-info h3 {
    font-size: 2.4rem;
    margin-bottom: 1rem;
    color: var(--white);
}

.slide-info p {
    color: var(--light-gray);
}

.slider-prev,
.slider-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background-color: rgba(255, 255, 255, 0.8);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--primary-color);
    transition: var(--transition);
    z-index: 10;
}

.slider-prev:hover,
.slider-next:hover {
    background-color: var(--primary-color);
    color: var(--white);
}

.slider-prev {
    left: 2rem;
}

.slider-next {
    right: 2rem;
}

/* Contato */
.contact {
    padding: 8rem 0;
    background-color: var(--light-color);
}

.contact .container {
    display: flex;
    gap: 5rem;
}

.contact-info {
    flex: 1;
}

.contact-form {
    flex: 1;
    background-color: var(--white);
    padding: 4rem;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.info-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 3rem;
}

.info-item i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-right: 2rem;
    margin-top: 5px;
}

.info-item h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.info-item p {
    color: var(--gray);
}

.form-group {
    position: relative;
    margin-bottom: 3rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 1.5rem 1rem;
    font-size: 1.6rem;
    border: 1px solid var(--light-gray);
    border-radius: var(--border-radius);
    transition: var(--transition);
    background-color: transparent;
}

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

.form-group label {
    position: absolute;
    top: 1.5rem;
    left: 1rem;
    color: var(--gray);
    transition: var(--transition);
    pointer-events: none;
    background-color: var(--white);
    padding: 0 5px;
}

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

.form-group input:focus + label,
.form-group select:focus + label,
.form-group textarea:focus + label,
.form-group input:not(:placeholder-shown) + label,
.form-group select:not([value=""]) + label,
.form-group textarea:not(:placeholder-shown) + label {
    top: -10px;
    font-size: 1.2rem;
    color: var(--primary-color);
}

.form-group select option[value=""][disabled] {
    display: none;
}

/* Rodapé */
.footer {
    background-color: var(--dark-color);
    color: var(--light-gray);
    padding: 6rem 0 0;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    margin-bottom: 2rem;
}

.footer-logo img {
    height: 4rem;
    margin-right: 1rem;
}

.footer-logo span {
    font-size: 2rem;
    font-weight: 700;
    color: var(--white);
}

.footer-logo strong {
    color: var(--primary-color);
}

.footer h3 {
    color: var(--white);
    font-size: 2rem;
    margin-bottom: 2rem;
    position: relative;
    padding-bottom: 1rem;
}

.footer h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 2px;
    background-color: var(--primary-color);
}

.footer ul li {
    margin-bottom: 1.5rem;
}

.footer ul li a {
    transition: var(--transition);
}

.footer ul li a:hover {
    color: var(--primary-color);
    padding-left: 5px;
}

.social-links {
    display: flex;
    gap: 1.5rem;
    margin-top: 2rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.social-links a:hover {
    background-color: var(--primary-color);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding: 2rem 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 1.4rem;
}

.footer-bottom p {
    margin-bottom: 1rem;
}

.footer-bottom i {
    color: #ff6b6b;
}

/* Botão WhatsApp */
.whatsapp-float {
    position: fixed;
    bottom: 3rem;
    right: 3rem;
    width: 60px;
    height: 60px;
    background-color: #25D366;
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    box-shadow: 0 5px 15px rgba(37, 211, 102, 0.3);
    transition: var(--transition);
    z-index: 999;
}

.whatsapp-float:hover {
    transform: translateY(-5px) scale(1.1);
    box-shadow: 0 8px 20px rgba(37, 211, 102, 0.4);
}

/* Responsividade */
@media (max-width: 992px) {
    .about .container,
    .contact .container {
        flex-direction: column;
    }
    
    .about-image {
        order: -1;
    }
    
    .hero-content h1 {
        font-size: 4rem;
    }
    
    .section-title {
        font-size: 3rem;
    }
    
    .clients-prev {
        left: 0;
    }
    
    .clients-next {
        right: 0;
    }
}

@media (max-width: 768px) {
    .mobile-menu {
        display: block;
    }
    
    .menu {
        position: fixed;
        top: 8rem;
        left: -100%;
        width: 80%;
        height: calc(100vh - 8rem);
        background-color: var(--white);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        transition: var(--transition);
        box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1);
    }
    
    .menu.active {
        left: 0;
    }
    
    .menu li {
        margin: 2rem 0;
    }
    
    .hero-content h1 {
        font-size: 3.5rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .slide img {
        height: 400px;
    }
    
    .client-slide img {
        max-width: 150px;
    }
}

@media (max-width: 576px) {
    .hero-content h1 {
        font-size: 3rem;
    }
    
    .hero-content p {
        font-size: 1.8rem;
    }
    
    .section-title {
        font-size: 2.8rem;
    }
    
    .section-subtitle {
        font-size: 1.6rem;
    }
    
    .services-grid,
    .differentials-grid {
        grid-template-columns: 1fr;
    }
    
    .slide img {
        height: 300px;
    }
    
    .contact-form {
        padding: 3rem 2rem;
    }
    
    .client-slide img {
        max-width: 120px;
    }
}