:root {
    --cor-primaria: #333333; /* Cinza escuro */
    --cor-secundaria: #666666; /* Cinza médio */
    --cor-destaque: #00ADB5; /* Azul esverdeado */
    --cor-texto-claro: #FFFFFF;
    --cor-fundo-claro: #FFFFFF;
    --cor-fundo-escuro: #222831;
    --cor-fundo-servicos: #f8f9fa;
    --cor-borda: rgba(0, 0, 0, 0.1);
    --fonte-principal: 'Montserrat', sans-serif;
    --transicao-padrao: all 0.3s ease-in-out;
    --sombra-suave: 0 5px 15px rgba(0, 0, 0, 0.05);
    --sombra-media: 0 10px 30px rgba(0, 0, 0, 0.1);
    --border-radius: 5px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--fonte-principal);
    color: var(--cor-primaria);
    background-color: var(--cor-fundo-claro);
    line-height: 1.6;
}

h1, h2, h3, h4 {
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--cor-primaria);
}

h2 {
    font-size: 2.5rem;
    text-align: center;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

h3 {
    font-size: 1.5rem;
    font-weight: 500;
}

h4 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1.2rem;
}

p {
    margin-bottom: 1rem;
    color: var(--cor-secundaria);
}

a {
    color: var(--cor-destaque);
    text-decoration: none;
    transition: var(--transicao-padrao);
}

a:hover {
    opacity: 0.8;
}

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

ul {
    list-style: none;
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-line {
    height: 3px;
    width: 60px;
    background-color: var(--cor-destaque);
    margin: 0 auto 1.5rem;
}

.section-subtitle {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
    font-size: 1.1rem;
    color: var(--cor-secundaria);
}

.dark-section .section-subtitle,
.dark-section p {
    color: rgba(255, 255, 255, 0.8);
}

/* ----- Navbar ----- */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 5%;
    background-color: var(--cor-fundo-claro);
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    position: fixed;
    width: 100%;
    top: 0;
    left: 0;
    z-index: 1000;
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    position: relative;
    height: 100%;
    padding: 5px 0;
}

.logo img {
    height: 90px;
    width: auto;
    object-fit: contain;
    position: relative;
    z-index: 2;
}

.logo a {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--cor-primaria);
}

.nav-links {
    display: flex;
    list-style: none;
}

.nav-links li {
    margin-left: 2rem;
}

.nav-links a {
    font-weight: 400;
    color: var(--cor-primaria);
}

.nav-links a:hover {
    color: var(--cor-destaque);
}

.menu-hamburguer {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
}

.menu-hamburguer span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--cor-primaria);
    margin: 5px 0;
    transition: var(--transicao-padrao);
}

/* ----- Hero Section ----- */
.hero-section {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--cor-texto-claro);
    background-color: var(--cor-primaria); /* Fallback caso a imagem demore a carregar */
    background-image: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.6)), url('https://i.imgur.com/5DjOBY8.jpeg');
    background-position: center center;
    background-repeat: no-repeat;
    background-size: cover;
    background-attachment: fixed; /* Efeito parallax */
    padding: 0 5%;
    position: relative;
    overflow: hidden;
    transition: background-image 0.5s ease-in-out;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, rgba(0,0,0,0.75) 0%, rgba(0,0,0,0.4) 100%);
    z-index: 1;
}

.hero-content {
    max-width: 900px;
    width: 100%;
    position: relative;
    z-index: 2;
    padding: 3rem;
    border-radius: 10px;
    background-color: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.3);
    animation: fadeInUp 1.2s ease-out;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-content h1 {
    font-size: 3.8rem;
    margin-bottom: 1.5rem;
    color: var(--cor-texto-claro);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: 1px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.hero-content p {
    font-size: 1.3rem;
    margin-bottom: 2.5rem;
    color: var(--cor-texto-claro);
    font-weight: 300;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    text-shadow: 0 2px 5px rgba(0, 0, 0, 0.5);
}

.cta-button {
    background-color: var(--cor-destaque);
    color: var(--cor-texto-claro);
    padding: 1rem 2.5rem;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.4s ease;
    display: inline-block;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 4px 15px rgba(0, 173, 181, 0.3);
}

.cta-button:hover {
    background-color: #008f96;
    color: var(--cor-texto-claro);
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 173, 181, 0.4);
}

.cta-button-outline {
    background-color: transparent;
    color: var(--cor-destaque);
    padding: 0.8rem 2rem;
    border: 2px solid var(--cor-destaque);
    border-radius: 5px;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transicao-padrao);
    display: inline-block; /* Para centralizar se necessário */
    margin-top: 2rem;
}

.cta-button-outline:hover {
    background-color: var(--cor-destaque);
    color: var(--cor-texto-claro);
}

/* ----- Content Sections ----- */
.content-section {
    padding: 6rem 5%;
}

.dark-section {
    background-color: var(--cor-primaria);
    color: var(--cor-texto-claro);
}

.dark-section h2,
.dark-section p {
    color: var(--cor-texto-claro);
}

/* ----- About Section ----- */
.about-content {
    display: flex;
    align-items: center;
    gap: 3rem;
}

.about-text {
    flex: 1;
}

.about-text h3 {
    margin-top: 1.5rem;
    color: var(--cor-primaria);
    position: relative;
    padding-left: 15px;
}

.about-text h3::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 3px;
    background-color: var(--cor-destaque);
}

.about-image {
    flex: 1;
    position: relative;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--sombra-media);
}

.about-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    transition: transform 0.8s ease;
}

.about-image:hover img {
    transform: scale(1.05);
}

.about-image-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    padding: 30px 20px 20px;
}

.about-image-overlay p {
    color: var(--cor-texto-claro);
    margin: 0;
    font-weight: 300;
    letter-spacing: 2px;
    font-size: 0.9rem;
}

.about-numbers {
    display: flex;
    gap: 2rem;
    margin-top: 2rem;
}

.number-box {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--cor-destaque);
    margin-bottom: 0.5rem;
}

.number-label {
    font-size: 0.9rem;
    color: var(--cor-secundaria);
    text-align: center;
}

/* ----- Projects Section ----- */
.project-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.project-card {
    background-color: var(--cor-fundo-claro);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--sombra-suave);
    transition: var(--transicao-padrao);
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--sombra-media);
}

.project-image {
    position: relative;
    overflow: hidden;
    height: 250px;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.project-card:hover .project-image img {
    transform: scale(1.1);
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.project-card:hover .project-overlay {
    opacity: 1;
}

.view-project {
    background-color: var(--cor-destaque);
    color: var(--cor-texto-claro);
    padding: 0.7rem 1.5rem;
    border-radius: 50px;
    font-weight: 500;
    font-size: 0.9rem;
    transform: translateY(20px);
    transition: all 0.3s ease;
}

.project-card:hover .view-project {
    transform: translateY(0);
}

.project-info {
    padding: 1.5rem;
}

.project-info h3 {
    margin-top: 0;
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.project-info p {
    margin-bottom: 1rem;
    color: var(--cor-secundaria);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tag {
    background-color: rgba(0, 173, 181, 0.1);
    color: var(--cor-destaque);
    padding: 0.2rem 0.8rem;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 500;
}

.dark-section .project-card {
    background-color: #2a303a;
}

.dark-section .project-info h3 {
    color: var(--cor-texto-claro);
}

.dark-section .project-info p {
    color: rgba(255, 255, 255, 0.7);
}

.center-button {
    text-align: center;
    margin-top: 2rem;
}

#projetos .cta-button-outline {
    display: block; /* Para ocupar a largura */
    width: fit-content; /* Ajustar largura ao conteúdo */
    margin: 3rem auto 0; /* Centralizar */
    color: var(--cor-texto-claro); /* Cor do texto na seção escura */
    border-color: var(--cor-texto-claro); /* Cor da borda na seção escura */
}

#projetos .cta-button-outline:hover {
    background-color: var(--cor-texto-claro);
    color: var(--cor-primaria);
}

/* ----- Services Section ----- */
#servicos {
    background-color: var(--cor-fundo-servicos);
}

#servicos h2 {
    font-size: 2.8rem;
    font-weight: 700;
    margin-bottom: 3.5rem;
    color: var(--cor-primaria);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
}

.service-item {
    background-color: var(--cor-fundo-claro);
    border-radius: var(--border-radius);
    padding: 2.5rem 1.5rem;
    text-align: center;
    box-shadow: var(--sombra-suave);
    transition: var(--transicao-padrao);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    z-index: 1;
}

.service-item::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: var(--cor-destaque);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.5s ease;
    z-index: -1;
}

.service-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--sombra-media);
}

.service-item:hover::before {
    transform: scaleX(1);
    transform-origin: left;
}

.service-icon-container {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    border-radius: 50%;
    background-color: rgba(0, 173, 181, 0.1);
    transition: var(--transicao-padrao);
}

.service-item:hover .service-icon-container {
    background-color: var(--cor-destaque);
}

.service-icon {
    width: 40px;
    height: 40px;
    transition: var(--transicao-padrao);
}

.service-item:hover .service-icon {
    filter: brightness(10);
}

.service-item h3 {
    margin-bottom: 1rem;
    font-size: 1.3rem;
    transition: var(--transicao-padrao);
}

.service-item p {
    color: var(--cor-secundaria);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
}

.service-link {
    margin-top: auto;
    color: var(--cor-destaque);
    font-weight: 500;
    font-size: 0.9rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transicao-padrao);
}

.service-link i {
    transition: transform 0.3s ease;
}

.service-item:hover .service-link i {
    transform: translateX(5px);
}

/* ----- Contact Section ----- */
.contact-container {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 3rem;
    max-width: 1200px;
    margin: 0 auto;
}

.contact-info {
    background-color: rgba(255, 255, 255, 0.05);
    padding: 2.5rem;
    border-radius: var(--border-radius);
    color: var(--cor-texto-claro);
}

.contact-info h3 {
    color: var(--cor-texto-claro);
    font-size: 1.5rem;
    margin-bottom: 2rem;
    position: relative;
    padding-bottom: 0.8rem;
}

.contact-info h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background-color: var(--cor-destaque);
}

.contact-details {
    list-style: none;
}

.contact-details li {
    display: flex;
    align-items: flex-start;
    margin-bottom: 1.5rem;
    gap: 1rem;
}

.contact-details i {
    color: var(--cor-destaque);
    font-size: 1.2rem;
    margin-top: 0.2rem;
}

.contact-details div {
    flex: 1;
}

.contact-details span {
    display: block;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 0.2rem;
}

.contact-details p {
    margin: 0;
    color: var(--cor-texto-claro);
    font-size: 1rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.form-group {
    position: relative;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    color: var(--cor-texto-claro);
    font-family: var(--fonte-principal);
    font-size: 1rem;
    transition: var(--transicao-padrao);
}

.form-group label {
    position: absolute;
    top: 50%;
    left: 1rem;
    transform: translateY(-50%);
    color: rgba(255, 255, 255, 0.5);
    pointer-events: none;
    transition: var(--transicao-padrao);
}

.form-group textarea ~ label {
    top: 1.2rem;
    transform: none;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--cor-destaque);
    outline: none;
    background-color: rgba(255, 255, 255, 0.1);
}

.form-group input:focus ~ label,
.form-group textarea:focus ~ label,
.form-group input:not(:placeholder-shown) ~ label,
.form-group textarea:not(:placeholder-shown) ~ label {
    top: -10px;
    left: 0.7rem;
    font-size: 0.75rem;
    background-color: var(--cor-destaque);
    padding: 0 0.5rem;
    border-radius: 3px;
    color: var(--cor-texto-claro);
}

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

.contact-form .cta-button {
    align-self: flex-start;
    margin-top: 1rem;
    border: none;
    cursor: pointer;
}

.contact-form .cta-button:hover {
    background-color: #03979e;
}

/* ----- Footer ----- */
footer {
    background-color: var(--cor-fundo-escuro);
    color: var(--cor-texto-claro);
    padding: 0;
}

.footer-content {
    padding: 4rem 5%;
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.footer-logo {
    text-align: center;
    margin-bottom: 1rem;
}

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

.footer-column h4 {
    color: var(--cor-texto-claro);
    position: relative;
    padding-bottom: 1rem;
    margin-bottom: 1.5rem;
}

.footer-column h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background-color: var(--cor-destaque);
}

.footer-column p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
    line-height: 1.6;
}

.footer-links li {
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transicao-padrao);
}

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

.footer-links i {
    color: var(--cor-destaque);
    width: 18px;
}

.footer-social {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.footer-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
    color: var(--cor-texto-claro);
    transition: var(--transicao-padrao);
}

.footer-social a:hover {
    background-color: var(--cor-destaque);
    transform: translateY(-3px);
}

.footer-bottom {
    background-color: rgba(0, 0, 0, 0.2);
    text-align: center;
    padding: 1.5rem;
    font-size: 0.9rem;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    margin: 0;
}

/* ----- Media Queries ----- */
@media (max-width: 992px) {
    .hero-content h1 {
        font-size: 3.2rem;
    }
    
    .hero-content p {
        font-size: 1.2rem;
    }
    
    .contact-container {
        grid-template-columns: 1fr;
    }
    
    .about-content {
        flex-direction: column;
    }
    
    .about-image {
        margin-top: 2rem;
    }
}

@media (max-width: 768px) {
    h2 {
        font-size: 2rem;
    }
    
    .navbar {
        padding: 1rem 5%;
    }
    
    .menu-hamburguer {
        display: block;
    }
    
    .nav-links {
        position: fixed;
        top: 70px;
        right: -100%;
        flex-direction: column;
        background-color: var(--cor-fundo-claro);
        width: 80%;
        height: calc(100vh - 70px);
        padding: 2rem;
        box-shadow: -5px 0 15px rgba(0,0,0,0.1);
        transition: var(--transicao-padrao);
        z-index: 999;
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .nav-links li {
        margin: 1.5rem 0;
    }
    
    .hero-content {
        padding: 1.5rem;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
        margin-bottom: 1rem;
    }
    
    .hero-content p {
        font-size: 1rem;
        margin-bottom: 1.5rem;
    }
    
    .cta-button {
        padding: 0.8rem 2rem;
        font-size: 1rem;
    }
    
    .content-section {
        padding: 4rem 5%;
    }
    
    .footer-columns {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .about-numbers {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .number-box {
        flex-direction: row;
        justify-content: flex-start;
        gap: 1rem;
    }
    
    .number {
        margin-bottom: 0;
    }
    
    .hero-separator {
        width: 60px;
        margin: 0 auto 1.5rem;
    }
    
    .scroll-down {
        bottom: 20px;
    }
    
    .scroll-down a {
        width: 35px;
        height: 35px;
    }
}

@media (max-width: 576px) {
    .hero-content {
        width: 90%;
        padding: 1.2rem;
    }
    
    .hero-content h1 {
        font-size: 2rem;
        margin-bottom: 0.8rem;
    }
    
    .hero-content p {
        font-size: 0.9rem;
        margin-bottom: 1.2rem;
    }
    
    .cta-button {
        padding: 0.7rem 1.5rem;
        font-size: 0.9rem;
    }
    
    .project-gallery {
        grid-template-columns: 1fr;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .cta-button, .cta-button-outline {
        width: 100%;
        text-align: center;
    }
    
    .hero-separator {
        width: 50px;
        margin: 0 auto 1rem;
    }
    
    .scroll-down {
        bottom: 15px;
    }
    
    .scroll-down a {
        width: 30px;
        height: 30px;
        font-size: 0.8rem;
    }
}

.menu-hamburguer.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}
.menu-hamburguer.active span:nth-child(2) {
    opacity: 0;
}
.menu-hamburguer.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

.hero-separator {
    width: 80px;
    height: 3px;
    background-color: var(--cor-destaque);
    margin: 0 auto 2rem;
}

.scroll-down {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    animation: bounce 2s infinite;
}

.scroll-down a {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: var(--cor-texto-claro);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.scroll-down a:hover {
    background-color: var(--cor-destaque);
    color: var(--cor-texto-claro);
    border-color: var(--cor-destaque);
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}