/* --- RESET & BASICS --- */
:root {
    --primary: #004e92;      /* Azul Institucional */
    --secondary: #000428;    /* Azul Noturno */
    --accent: #00b4db;       /* Azul Claro (Detalhes) */
    --text: #333;
    --light-bg: #f8f9fa;
    --white: #ffffff;
}

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

body {
    font-family: 'Inter', sans-serif;
    color: var(--text);
    line-height: 1.6;
    background: var(--white);
}

.container { width: 90%; max-width: 1200px; margin: 0 auto; }
a { text-decoration: none; transition: 0.3s; }
ul { list-style: none; }

/* --- NAVBAR --- */
.navbar {
    background: var(--secondary);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

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

.logo { color: var(--white); font-weight: 800; font-size: 1.5rem; letter-spacing: 1px; }
.logo span { color: var(--accent); font-weight: 300; }

.nav-links { display: flex; gap: 20px; align-items: center; }
.nav-links a { color: #ccc; font-weight: 500; font-size: 0.95rem; }
.nav-links a:hover { color: var(--white); }

.btn-primary {
    background: var(--accent);
    color: var(--white) !important;
    padding: 10px 25px;
    border-radius: 5px;
    font-weight: 600;
}
.btn-primary:hover { background: #0096c7; transform: translateY(-2px); }

/* --- HERO SECTION --- */
.hero {
    background: url('https://images.unsplash.com/photo-1519389950473-47ba0277781c?ixlib=rb-1.2.1&auto=format&fit=crop&w=1500&q=80') center/cover;
    height: 80vh;
    display: flex;
    align-items: center;
    position: relative;
    color: var(--white);
    text-align: center;
}

.overlay {
    position: absolute; top:0; left:0; width:100%; height:100%;
    background: linear-gradient(to right, rgba(0,4,40,0.9), rgba(0,78,146,0.8));
}

.hero-content { position: relative; z-index: 2; max-width: 800px; }
.hero h1 { font-size: 3rem; font-weight: 800; margin-bottom: 1rem; line-height: 1.2; }
.hero p { font-size: 1.25rem; margin-bottom: 2rem; color: #e0e0e0; }

.btn-secondary {
    border: 2px solid var(--white);
    color: var(--white);
    padding: 10px 25px;
    border-radius: 5px;
    font-weight: 600;
    margin-left: 10px;
}
.btn-secondary:hover { background: var(--white); color: var(--primary); }

/* --- SERVIÇOS (CARDS) --- */
.section-padding { padding: 80px 0; }
.section-title { text-align: center; margin-bottom: 60px; }
.section-title h2 { font-size: 2.2rem; color: var(--secondary); margin-bottom: 10px; }
.section-title p { color: #666; font-size: 1.1rem; }

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

.service-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    transition: transform 0.3s, box-shadow 0.3s;
    border-top: 4px solid var(--accent);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.1);
}

.icon-box {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 20px;
}

.service-card h3 { font-size: 1.5rem; margin-bottom: 15px; color: var(--secondary); }
.service-card p { color: #666; font-size: 0.95rem; }

/* --- CLIENTES (LOGOS) --- */
.section-bg-light { background: var(--light-bg); }

.clients-logos {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 60px; /* Espaço generoso entre as logos */
    flex-wrap: wrap;
}

.client-box img {
    max-height: 120px; /* Tamanho AUMENTADO para destaque */
    width: auto;
    filter: grayscale(100%); 
    opacity: 0.8;
    transition: all 0.3s ease;
    display: block;
}

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

/* --- SOBRE (SPLIT) --- */
.split-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}
.image-block img { width: 100%; border-radius: 10px; box-shadow: 0 15px 30px rgba(0,0,0,0.1); }

/* --- CONTATO FOOTER --- */
.footer-contact { background: var(--secondary); color: var(--white); text-align: center; padding: 60px 0; }
.contact-highlight {
    font-size: 2.5rem;
    margin: 30px 0;
    font-weight: 800;
}
.contact-highlight a { color: var(--accent); }
.contact-highlight i { margin-right: 15px; color: var(--white); }

footer { background: #000; color: #555; text-align: center; padding: 20px 0; font-size: 0.8rem; }

/* --- RESPONSIVO --- */
@media (max-width: 768px) {
    .hero h1 { font-size: 2rem; }
    .nav-links { display: none; } /* Esconde menu no mobile para simplificar */
    .split-layout { grid-template-columns: 1fr; }
    .hero-buttons { display: flex; flex-direction: column; gap: 10px; }
    .btn-secondary { margin: 0; }
    .clients-logos { gap: 30px; }
    .client-box img { max-height: 80px; } /* Um pouco menor no celular */
}