:root {
  --primary: #003366;
  --accent: #00a0e3;
  --dark: #0f172a;
  --white: #ffffff;
  --shadow: 0 10px 30px rgba(0,0,0,0.08);
}

* { box-sizing: border-box; }
body { margin: 0; font-family: 'Inter', sans-serif; color: var(--dark); background: var(--white); line-height: 1.6; scroll-behavior: smooth; }
.container { max-width: 1200px; margin: auto; padding: 0 25px; }

/* Header */
.site-header { background: rgba(255, 255, 255, 0.95); backdrop-filter: blur(10px); padding: 12px 0; position: sticky; top: 0; z-index: 1000; box-shadow: 0 2px 20px rgba(0,0,0,0.03); }
.header-inner { display: flex; justify-content: space-between; align-items: center; }
.logo { height: 80px; }
nav a { text-decoration: none; color: var(--primary); font-weight: 600; margin-left: 30px; font-size: 0.9rem; transition: 0.3s; }
nav a:hover { color: var(--accent); }
.nav-btn { background: var(--primary); color: #fff !important; padding: 12px 28px; border-radius: 50px; }

/* Hero Banner Estilo "WF" */
.hero { 
    height: 500px; 
    display: flex; 
    align-items: center; 
    background-size: cover;
    background-position: center;
    position: relative; 
    color: #fff; 
    margin: 15px; 
    border-radius: 24px; 
    overflow: hidden; 
}
.hero .overlay { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(0,51,102,0.9) 0%, rgba(0,51,102,0.3) 100%); }
.hero .container { position: relative; z-index: 2; }
.hero h1 { font-size: 3rem; line-height: 1.1; margin: 20px 0; font-weight: 800; }
.hero p { font-size: 1.2rem; max-width: 600px; opacity: 0.9; margin-bottom: 30px; }

/* Seções e Cards */
.section { padding: 80px 0; }
.grid-solucoes { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }
.card { background: #fff; padding: 50px 40px; border-radius: 20px; border: 1px solid #f1f5f9; box-shadow: var(--shadow); transition: 0.4s; }
.card:hover { transform: translateY(-10px); border-color: var(--accent); }
.card h3 { color: var(--primary); margin-bottom: 15px; }

/* Carrossel */
.gray-bg { background: #f8fafc; }
.section-title { text-align: center; margin-bottom: 50px; }
.gallery-item { height: 320px; border-radius: 20px; overflow: hidden; box-shadow: var(--shadow); }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: 0.6s; }
.gallery-item:hover img { transform: scale(1.08); }
.swiper { padding-bottom: 50px !important; }

/* Contato */
.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 60px; }
.contact-form input, .contact-form textarea { background: #f1f5f9; border: 1px solid #e2e8f0; padding: 18px; border-radius: 12px; width: 100%; margin-bottom: 15px; font-family: inherit; }
.btn { padding: 18px 40px; background: var(--accent); color: #fff; border-radius: 12px; font-weight: 700; border: none; cursor: pointer; transition: 0.3s; }
.btn:hover { background: var(--primary); transform: translateY(-3px); }

/* Footer Premium Arredondado */
.site-footer { background: var(--dark); color: #cbd5e1; padding: 80px 0 30px; border-radius: 40px 40px 0 0; margin-top: -40px; position: relative; z-index: 5; }
.footer-grid { display: grid; grid-template-columns: 1.2fr 1.5fr 0.8fr 1.2fr; gap: 40px; margin-bottom: 50px; }
.footer-brand .logo-footer { height: 70px; filter: brightness(0) invert(1); margin-bottom: 20px; }
.footer-column h4 { color: #fff; margin-bottom: 25px; position: relative; }
.footer-column h4::after { content: ''; display: block; width: 30px; height: 2px; background: var(--accent); margin-top: 10px; }
.footer-desc { display: block; font-size: 0.8rem; color: #94a3b8; margin-top: 5px; margin-bottom: 10px; }
.footer-column ul { list-style: none; padding: 0; }
.footer-column ul li { margin-bottom: 15px; }
.footer-column ul li a { color: #94a3b8; text-decoration: none; transition: 0.3s; font-size: 0.9rem; }
.footer-column ul li a:hover { color: var(--accent); padding-left: 5px; }
.footer-bottom { border-top: 1px solid rgba(255, 255, 255, 0.05); padding-top: 30px; display: flex; justify-content: space-between; font-size: 0.8rem; }

@media (max-width: 992px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 768px) {
    .hero { height: auto; padding: 60px 0; border-radius: 0; margin: 0; }
    .hero h1 { font-size: 2.2rem; }
    .footer-grid { grid-template-columns: 1fr; }
    .footer-bottom { flex-direction: column; text-align: center; gap: 15px; }
}