/* --- RESET E VARIÁVEIS DE DESIGN --- */
:root {
    --color-primary: #1e3a8a;      /* Azul Sóbrio/Corporativo */
    --color-primary-dark: #0f172a; /* Slate Escuro */
    --color-secondary: #0284c7;    /* Azul Acento Moderno */
    --color-accent: #d97706;       /* Tom Âmbar / Engenharia */
    --color-text: #334155;         /* Texto Principal */
    --color-text-light: #64748b;   /* Texto Secundário */
    --color-bg-light: #f8fafc;     /* Fundo Claro */
    --color-white: #ffffff;
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Open Sans', sans-serif;
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

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

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--color-primary-dark);
    font-weight: 700;
}

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

ul {
    list-style: none;
}

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

.section-padding {
    padding: 80px 0;
}

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

.text-center {
    text-align: center;
}

/* --- CABEÇALHO E NAVEGAÇÃO --- */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--color-white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    z-index: 1000;
    transition: var(--transition);
}

.header.scrolled {
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    display: flex;
    flex-direction: column;
}

.logo-main {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-primary);
    letter-spacing: 0.5px;
}

.logo-sub {
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--color-text-light);
    letter-spacing: 1.5px;
}

.nav-menu ul {
    display: flex;
    align-items: center;
    gap: 25px;
}

.nav-menu a {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-text);
    transition: var(--transition);
}

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

.btn-nav {
    background-color: var(--color-primary);
    color: var(--color-white) !important;
    padding: 10px 20px;
    border-radius: 4px;
}

.btn-nav:hover {
    background-color: var(--color-secondary);
}

.hamburger {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--color-primary);
}

/* --- HERO SECTION --- */
.hero {
    position: relative;
    height: 90vh;
    min-height: 550px;
    background: url('https://images.unsplash.com/photo-1541888946425-d0fbb186a5b7?auto=format&fit=crop&w=1920&q=80') center/cover no-repeat;
    display: flex;
    align-items: center;
    color: var(--color-white);
    margin-top: 80px;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.85) 0%, rgba(30, 58, 138, 0.75) 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
}

.hero h1 {
    font-size: 2.8rem;
    color: var(--color-white);
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    gap: 15px;
}

/* --- BOTÕES GERAIS --- */
.btn {
    display: inline-block;
    padding: 14px 28px;
    font-weight: 600;
    border-radius: 4px;
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

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

.btn-primary:hover {
    background-color: #b45309;
}

.btn-outline {
    border: 2px solid var(--color-white);
    color: var(--color-white);
}

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

.btn-block {
    width: 100%;
}

/* --- SEÇÃO QUEM SOU --- */
.sobre-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.sobre-img {
    position: relative;
}

.sobre-img img {
    width: 100%;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.experience-badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: 15px 25px;
    border-radius: 6px;
    font-weight: 600;
    box-shadow: 0 5px 15px rgba(0,0,0,0.15);
}

.sobre-text h2 {
    font-size: 2rem;
    color: var(--color-primary);
    margin-bottom: 5px;
}

.sobre-text h3 {
    font-size: 1.5rem;
    color: var(--color-text);
    margin-bottom: 10px;
}

.highlight-p {
    font-weight: 600;
    color: var(--color-accent);
    margin-bottom: 15px;
}

.sobre-list {
    margin-top: 20px;
}

.sobre-list li {
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.sobre-list i {
    color: var(--color-secondary);
}

/* --- TÍTULOS DE SEÇÃO --- */
.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.section-title h2 {
    font-size: 2.2rem;
    position: relative;
    padding-bottom: 15px;
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background-color: var(--color-accent);
}

.section-title p {
    color: var(--color-text-light);
    margin-top: 10px;
}

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

.servico-card {
    background-color: var(--color-white);
    padding: 30px;
    border-radius: 6px;
    border: 1px solid #e2e8f0;
    transition: var(--transition);
}

.servico-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.08);
    border-color: var(--color-secondary);
}

.servico-card .icon {
    font-size: 2rem;
    color: var(--color-primary);
    margin-bottom: 20px;
}

.servico-card h3 {
    font-size: 1.25rem;
    margin-bottom: 10px;
}

/* --- SOLUÇÕES POR SEGMENTO --- */
.solucoes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 25px;
}

.solucao-card {
    background: var(--color-white);
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    padding: 25px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.02);
}

.solucao-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--color-bg-light);
}

.solucao-header i {
    font-size: 1.8rem;
    color: var(--color-accent);
}

.solucao-card ul li {
    margin-bottom: 12px;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.solucao-card ul i {
    font-size: 0.75rem;
    color: var(--color-secondary);
}

/* --- GALERIA --- */
.galeria-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.galeria-item {
    position: relative;
    border-radius: 6px;
    overflow: hidden;
    height: 250px;
}

.galeria-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.galeria-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0.75);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
    padding: 20px;
    text-align: center;
}

.galeria-overlay span {
    color: var(--color-white);
    font-weight: 600;
}

.galeria-item:hover img {
    transform: scale(1.08);
}

.galeria-item:hover .galeria-overlay {
    opacity: 1;
}

/* --- ÁREA DE ATUAÇÃO --- */
.location-icon {
    font-size: 3rem;
    color: var(--color-primary);
    margin-bottom: 15px;
}

.cidades-pills {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
    margin-top: 30px;
}

.cidades-pills span {
    background-color: var(--color-bg-light);
    border: 1px solid #cbd5e1;
    padding: 8px 18px;
    border-radius: 30px;
    font-size: 0.9rem;
    font-weight: 500;
}

/* --- FORMULÁRIO DE CONTATO --- */
.form-wrapper {
    max-width: 700px;
    margin: 0 auto;
    background: var(--color-white);
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
}

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

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 0.9rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #cbd5e1;
    border-radius: 4px;
    font-family: inherit;
    font-size: 0.95rem;
}

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

/* --- RODAPÉ --- */
.footer {
    background-color: var(--color-primary-dark);
    color: #94a3b8;
    padding-top: 60px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 40px;
    padding-bottom: 40px;
}

.footer-col h3 {
    color: var(--color-white);
    margin-bottom: 15px;
}

.footer-col h4 {
    color: var(--color-white);
    margin-bottom: 15px;
}

.footer-col ul li {
    margin-bottom: 10px;
}

.footer-col ul a:hover {
    color: var(--color-white);
}

.social-links {
    display: flex;
    gap: 15px;
}

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

.social-links a:hover {
    background-color: var(--color-secondary);
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: 20px 0;
    font-size: 0.85rem;
}

/* --- BOTÃO FLUTUANTE WHATSAPP --- */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background-color: #25d366;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.3);
    z-index: 999;
    transition: var(--transition);
}

.whatsapp-float:hover {
    transform: scale(1.1);
    background-color: #128c7e;
}

/* --- RESPONSIVIDADE --- */
@media (max-width: 768px) {
    .hamburger {
        display: block;
    }

    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        background-color: var(--color-white);
        padding: 30px;
        box-shadow: 0 10px 10px rgba(0,0,0,0.1);
        transition: var(--transition);
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-menu ul {
        flex-direction: column;
        align-items: flex-start;
    }

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

    .hero h1 {
        font-size: 2rem;
    }

    .form-row {
        grid-template-columns: 1fr;
    }
}