/* Variáveis e Reset */
:root {
    --primary: #2c5d6d;
    --dark: #1a3a44;
    --light: #f4f7f6;
    --white: #ffffff;
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Montserrat', sans-serif;
    line-height: 1.6;
    color: #333;
    scroll-behavior: smooth;
}

.container { max-width: 1100px; margin: 0 auto; padding: 0 20px; }
.text-center { text-align: center; }
.section-padding { padding: clamp(40px, 8vh, 80px) 0; }
.gray-bg { background: var(--light); }

/* Header */
header {
    background: var(--white);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

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

.logo { text-decoration: none; color: var(--primary); font-weight: bold; line-height: 1; }
.logo .syn { font-size: 1.5rem; }
.logo .networks { font-size: 0.75rem; letter-spacing: 2px; }

.menu { display: flex; list-style: none; gap: 20px; }
.menu a { text-decoration: none; color: #333; font-weight: 600; transition: var(--transition); }
.menu a:hover { color: var(--primary); }

/* Hero */
.hero {
    min-height: 80vh;
    background: linear-gradient(rgba(26,58,68,0.8), rgba(26,58,68,0.8)), 
                url('https://images.unsplash.com/photo-1451187580459-43490279c0fa?q=80&w=1920') center/cover no-repeat;
    display: grid;
    place-items: center;
    color: var(--white);
    text-align: center;
}

.hero h1 { font-size: clamp(1.8rem, 5vw, 3rem); margin-bottom: 1rem; }

.highlight-box {
    border-left: 4px solid var(--white);
    padding: 5px 20px;
    background: rgba(255,255,255,0.1);
    display: inline-block;
}

.btn-main {
    display: inline-block;
    background: var(--white);
    color: var(--primary);
    padding: 12px 35px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: bold;
    margin-top: 20px;
    transition: var(--transition);
}

.btn-main:hover { transform: translateY(-3px); box-shadow: 0 5px 15px rgba(0,0,0,0.2); }

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

.card, .contact-card {
    background: var(--white);
    padding: 30px 20px;
    border-radius: 10px;
    text-align: center;
    transition: var(--transition);
    box-shadow: 0 4px 6px rgba(0,0,0,0.02);
}

.card:hover, .contact-card:hover { transform: translateY(-5px); box-shadow: 0 10px 20px rgba(0,0,0,0.08); }

.card i, .contact-card i { font-size: 2.5rem; color: var(--primary); margin-bottom: 15px; }

/* Contato específico */
.contact-card { text-decoration: none; color: inherit; min-height: 180px; display: flex; flex-direction: column; justify-content: center; }
.break-text { word-break: break-all; font-size: 0.9rem; }

footer { background: var(--dark); color: var(--white); text-align: center; padding: 2rem 0; font-size: 0.9rem; }

/* Responsividade Automática via Grid, ajustes extras apenas para menu */
@media (max-width: 768px) {
    .nav-container { flex-direction: column; gap: 15px; }
    .menu { gap: 10px; font-size: 0.9rem; }
}