/* RESET & BASE */
* { margin: 0; padding: 0; box-sizing: border-box; }
body { 
    font-family: 'Inter', sans-serif; 
    line-height: 1.6; 
    color: #334155; 
    background: #ffffff;
    scroll-behavior: smooth;
}
.container { width: 85%; max-width: 1200px; margin: 0 auto; }
.text-center { text-align: center; }

/* HEADER */
.main-header {
    background: #ffffff;
    padding: 20px 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid #e2e8f0;
}
.logo { float: left; font-size: 22px; font-weight: 800; color: #001a33; text-transform: uppercase; }
.dot-tech { color: #00d4ff; }
.main-nav { float: right; }
.nav-links { list-style: none; display: flex; align-items: center; }
.nav-links li { margin-left: 25px; }
.nav-links a { text-decoration: none; color: #001a33; font-weight: 600; font-size: 14px; }
.btn-nav { background: #001a33; color: #ffffff !important; padding: 10px 20px; border-radius: 5px; }

/* HERO */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(rgba(0, 26, 51, 0.8), rgba(0, 26, 51, 0.8)), 
                url('https://images.unsplash.com/photo-1451187580459-43490279c0fa?auto=format&fit=crop&w=1200&q=80');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    color: #ffffff;
}
.badge { background: rgba(0, 212, 255, 0.2); color: #00d4ff; padding: 5px 15px; border-radius: 50px; font-size: 12px; font-weight: 700; margin-bottom: 15px; display: inline-block; }
.hero h1 { font-size: 3.5rem; line-height: 1.1; margin-bottom: 20px; }
.highlight { color: #00d4ff; }
.hero p { font-size: 1.2rem; margin-bottom: 30px; max-width: 600px; color: #cbd5e1; }
.btn { background: #00d4ff; color: #001a33; padding: 15px 35px; text-decoration: none; font-weight: 700; border-radius: 5px; display: inline-block; }

/* ABOUT */
.about-section { padding: 100px 0; }
.about-flex { display: flex; flex-wrap: wrap; gap: 50px; align-items: center; }
.about-text { flex: 1; min-width: 300px; }
.about-stats { flex: 1; min-width: 300px; }
.section-title { font-size: 2.5rem; color: #001a33; margin-bottom: 25px; }
.stat-item { background: #f8fafc; padding: 30px; border-radius: 10px; border-left: 5px solid #00d4ff; margin-bottom: 20px; }
.stat-item h3 { font-size: 2rem; color: #001a33; }

/* SERVICES */
.services-section { padding: 100px 0; background: #f8fafc; }
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 30px; margin-top: 50px; }
.service-card { background: #ffffff; padding: 40px 30px; border-radius: 10px; border: 1px solid #e2e8f0; text-align: center; }
.service-card i { font-size: 40px; color: #00d4ff; margin-bottom: 20px; }
.service-card h3 { margin-bottom: 15px; }

/* CONTACT */
.contact-section { padding: 100px 0; }
.contact-box { max-width: 600px; margin: 40px auto 0; background: #f8fafc; padding: 40px; border-radius: 10px; }
.form-input { margin-bottom: 20px; }
.form-input label { display: block; font-weight: 600; margin-bottom: 5px; font-size: 14px; }
.form-input input, .form-input textarea { width: 100%; padding: 12px; border: 1px solid #cbd5e1; border-radius: 5px; }
.submit-btn { width: 100%; background: #00d4ff; color: #001a33; border: none; padding: 15px; font-weight: 700; border-radius: 5px; cursor: pointer; }

/* FOOTER */
.footer { padding: 50px 0; background: #001a33; color: #94a3b8; text-align: center; font-size: 14px; }

@media (max-width: 768px) {
    .hero h1 { font-size: 2.2rem; }
    .main-nav { display: none; }
}