/* Variáveis CSS */
:root {
    --primary-color: #0d47a1;
    --secondary-color: #1976d2;
    --accent-color: #2196f3;
    --light-color: #f5f5f5;
    --dark-color: #333333;
    --text-color: #444444;
    --white-color: #ffffff;
    --gray-color: #f0f0f0;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
    --border-radius: 5px;
    --section-padding: 80px 0;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--white-color);
    overflow-x: hidden;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

a {
    text-decoration: none;
    color: var(--primary-color);
    transition: var(--transition);
}

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

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

ul {
    list-style: none;
}

.section {
    padding: var(--section-padding);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 40px;
    color: var(--primary-color);
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background-color: var(--accent-color);
    margin: 15px auto 0;
    border-radius: 2px;
}

.bg-light {
    background-color: var(--light-color);
}

/* Botões */
.btn-primary {
    display: inline-block;
    background-color: var(--primary-color);
    color: var(--white-color);
    padding: 12px 30px;
    border-radius: var(--border-radius);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.btn-primary:hover {
    background-color: var(--secondary-color);
    transform: translateY(-3px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
    color: var(--white-color);
}

.btn-whatsapp {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background-color: #25D366;
    color: var(--white-color);
    padding: 12px 30px;
    border-radius: var(--border-radius);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: var(--transition);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.btn-whatsapp i {
    font-size: 1.5rem;
    margin-right: 10px;
}

.btn-whatsapp:hover {
    background-color: #128C7E;
    transform: translateY(-3px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
    color: var(--white-color);
}

.btn-container {
    text-align: center;
    margin-top: 30px;
}

/* Header */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--white-color);
    box-shadow: var(--shadow);
    padding: 15px 0;
    z-index: 1000;
    transition: var(--transition);
}

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

.logo img {
    height: 50px;
    width: auto;
}

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

.site-nav a {
    margin: 0 15px;
    font-weight: 500;
    color: var(--dark-color);
    position: relative;
}

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

.site-nav a:hover::after {
    width: 100%;
}

.header-contact {
    display: flex;
    flex-direction: column;
}

.contact-link {
    display: flex;
    align-items: center;
    margin: 5px 0;
    color: var(--dark-color);
    font-size: 0.9rem;
}

.contact-link i {
    margin-right: 8px;
    color: var(--primary-color);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
    z-index: 1001;
    margin-left: auto;
}

.menu-toggle .bar {
    display: block;
    width: 25px;
    height: 3px;
    margin: 5px 0;
    background-color: var(--dark-color);
    transition: var(--transition);
}

.menu-toggle.active .bar:nth-child(1) {
    transform: rotate(-45deg) translate(-5px, 6px);
}

.menu-toggle.active .bar:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active .bar:nth-child(3) {
    transform: rotate(45deg) translate(-5px, -6px);
}

/* Hero Section */
.hero {
    position: relative;
    height: 600px;
    background-image: url('../images/hero-bg.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    display: flex;
    align-items: center;
    margin-top: 80px;
    color: var(--white-color);
}

.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;
    max-width: 800px;
    text-align: center;
    margin: 0 auto;
    padding: 0 20px;
}

.hero h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 20px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

/* Funcionamento Section */
.func-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.func-box {
    background-color: var(--white-color);
    border-radius: 10px;
    padding: 30px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.func-box:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.func-icon {
    margin-bottom: 20px;
}

.func-icon img {
    width: 80px;
    height: 80px;
    object-fit: contain;
}

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

.services-list li {
    margin-bottom: 15px;
    display: flex;
    align-items: center;
}

.services-list i {
    color: var(--primary-color);
    margin-right: 10px;
}

/* Formulário de Contato */
.contact-container {
    max-width: 700px;
    margin: 0 auto;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(33, 150, 243, 0.2);
}

.form-success {
    padding: 15px;
    margin-top: 20px;
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
    border-radius: var(--border-radius);
    font-weight: 500;
    text-align: center;
}

.form-error {
    padding: 15px;
    margin-top: 20px;
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
    border-radius: var(--border-radius);
    font-weight: 500;
    text-align: center;
}


/* Contato Section */
.contact-text {
    text-align: center;
    margin-bottom: 30px;
    font-size: 1.1rem;
}

/* Footer */
.site-footer {
    background-color: var(--dark-color);
    color: var(--white-color);
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.footer-logo {
    height: 50px;
    margin-bottom: 20px;
}

.footer-info p {
    margin-bottom: 10px;
    font-size: 0.9rem;
}

.footer-contact h3,
.footer-social h3 {
    font-size: 1.2rem;
    margin-bottom: 20px;
    position: relative;
}

.footer-contact h3::after,
.footer-social h3::after {
    content: '';
    display: block;
    width: 40px;
    height: 3px;
    background-color: var(--accent-color);
    margin-top: 10px;
}

.footer-contact p {
    margin-bottom: 10px;
    display: flex;
    align-items: center;
}

.footer-contact i {
    margin-right: 10px;
    color: var(--accent-color);
}

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

.footer-contact a:hover {
    color: var(--accent-color);
}

.social-icons {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
}

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

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

.social-icons i {
    font-size: 1.2rem;
}

.footer-social p a {
    color: var(--white-color);
    text-decoration: underline;
}

/* Responsividade */
@media (max-width: 1024px) {
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
}

@media (max-width: 768px) {
    .site-header .container {
        flex-wrap: wrap;
        justify-content: space-between;
    }
    
    .logo {
        order: 1;
    }
    
    .menu-toggle {
        display: block;
        order: 2;
    }
    
    .header-contact {
        order: 3;
        flex-basis: 100%;
        margin-top: 15px;
        display: flex;
        justify-content: center;
        flex-direction: column;
        align-items: center;
    }
    
    .site-nav {
        flex-basis: 100%;
        order: 4;
        flex-direction: column;
        align-items: center;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.5s ease;
        margin-top: 15px;
        width: 100%;
    }
    
    .site-nav.active {
        max-height: 300px;
        padding: 10px 0;
        border-top: 1px solid rgba(0, 0, 0, 0.1);
    }
    
    .site-nav a {
        margin: 10px 0;
        display: block;
        width: 100%;
        text-align: center;
    }
    
    .hero {
        height: 500px;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .section {
        padding: 60px 0;
    }
    
    .section-title {
        font-size: 1.8rem;
        margin-bottom: 30px;
    }
    
    .func-grid,
    .services-grid {
        row-gap: 0;
    }

    .services-column {
        margin: 0;
        padding: 0;
    }
}

@media (max-width: 576px) {
    .header-contact {
        display: none;
    }
    
    .hero {
        height: 400px;
        margin-top: 70px;
    }
    
    .hero h1 {
        font-size: 1.8rem;
    }
    
    .section {
        padding: 40px 0;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .btn-primary,
    .btn-whatsapp {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}


/* Animações e efeitos */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.animate {
    animation: fadeIn 0.8s ease forwards;
}

.section-title.animate {
    animation: slideInLeft 0.8s ease forwards;
}

.func-box, .services-list {
    opacity: 0;
}

.func-box.animate {
    animation: fadeIn 0.8s ease forwards;
}

.func-box:nth-child(1).animate {
    animation-delay: 0.1s;
}

.func-box:nth-child(2).animate {
    animation-delay: 0.3s;
}

.func-box:nth-child(3).animate {
    animation-delay: 0.5s;
}

.services-list.animate {
    animation: slideInRight 0.8s ease forwards;
}

/* Melhorias de acessibilidade */
:focus {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Melhorias de hover e interação */
.site-nav a:hover, 
.contact-link:hover,
.footer-contact a:hover {
    color: var(--accent-color);
    transform: translateY(-2px);
}

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

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(33, 150, 243, 0.2);
}

/* Melhorias de contraste */
.hero-content {
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

/* Efeito de scroll suave */
html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px; /* Altura do header fixo */
}

/* Efeito de loading para imagens */
img {
    transition: opacity 0.3s ease;
}

img[loading="lazy"] {
    opacity: 0;
}

img.loaded {
    opacity: 1;
}