/* ESTILOS GERAIS */
:root {
    --primary-color: #111;
    --text-color: #444;
    --bg-color: #fff;
    --bg-light: #f9f9f9;
    --font-main: 'Helvetica Neue', Helvetica, Arial, sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    color: var(--text-color);
    background-color: var(--bg-color);
    line-height: 1.6;
}

a {
    text-decoration: none;
    color: var(--primary-color);
    transition: color 0.3s ease;
}

a:hover {
    color: #666;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

.section {
    padding: 100px 0;
}

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

.section-title {
    font-size: 2rem;
    font-weight: 300;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 50px;
    text-align: center;
    color: var(--primary-color);
}

/* NAVEGAÇÃO / HEADER */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(5px);
    z-index: 1000;
    border-bottom: 1px solid #eee;
    padding: 15px 0;
}

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

.logo img {
    height: 40px;
    width: auto;
}

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

.nav-links li {
    margin-left: 30px;
}

.nav-links a {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 500;
}

.hamburger {
    display: none;
    cursor: pointer;
    flex-direction: column;
    gap: 5px;
}

.hamburger span {
    width: 25px;
    height: 2px;
    background-color: var(--primary-color);
    transition: 0.3s;
}

/* HERO SECTION (CAPA) */
.hero {
    height: 100vh;
    padding: 0;
    margin-top: 70px;
}

.hero-image {
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

/* QUEM SOMOS */
.about-text {
    max-width: 800px;
    margin: 0 auto;
    text-align: justify;
    font-size: 1.1rem;
    font-weight: 300;
}

.about-text p {
    margin-bottom: 20px;
}

/* PROJECTOS */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.project-card {
    background: #fff;
    overflow: hidden;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.project-card:hover {
    transform: translateY(-5px);
}

.project-img {
    width: 100%;
    aspect-ratio: 4 / 3;
    background-color: #e0e0e0;
    background-size: cover;
    background-position: center;
}

.project-info {
    padding: 20px 0;
    text-align: center;
}

.project-info h3 {
    font-size: 1rem;
    font-weight: 400;
    letter-spacing: 1px;
    color: var(--primary-color);
}

/* CONTACTOS */
.contacts-wrapper {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.contact-block {
    margin: 20px;
}

.contact-block h4 {
    font-size: 1.2rem;
    font-weight: 400;
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.contact-block p {
    margin-bottom: 5px;
    font-weight: 300;
}

/* FOOTER */
footer {
    background-color: var(--primary-color);
    color: #fff;
    text-align: center;
    padding: 20px 0;
    font-size: 0.8rem;
    font-weight: 300;
    letter-spacing: 1px;
}

/* RESPONSIVE */
@media (max-width: 992px) {
    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 70px;
        left: 0;
        width: 100%;
        background-color: #fff;
        text-align: center;
        box-shadow: 0 5px 10px rgba(0,0,0,0.1);
    }
    
    .nav-links.active {
        display: flex;
    }

    .nav-links li {
        margin: 20px 0;
    }

    .hamburger {
        display: flex;
    }

    .projects-grid {
        grid-template-columns: 1fr;
    }

    .contacts-wrapper {
        flex-direction: column;
    }
}

/* MODAL DA GALERIA */
.modal {
    display: none; 
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.9);
    overflow-y: auto;
    padding-top: 60px;
}

.modal-content {
    margin: auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 80%;
    max-width: 1000px;
}

.modal-content img {
    width: 100%;
    margin-bottom: 20px;
    border: 1px solid #333;
}

.close {
    position: fixed;
    top: 15px;
    right: 35px;
    color: #f1f1f1;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
    z-index: 2001;
}

.close:hover {
    color: #bbb;
}