/* Reset */
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Segoe UI', sans-serif; line-height: 1.6; background: #f9f9f9; color: #333; }

/* Layout */
.container { width: 90%; max-width: 1000px; margin: 0 auto; }
.navbar { background: #003366; color: white; padding: 2rem 0; }
.logo { font-size: 1.5rem; font-weight: bold; color: #ffd700; }
.nav-links { list-style: none; display: flex; gap: 1rem; }
.nav-links a { color: white; text-decoration: none; }
.btn-primary { background: #0070c9; padding: 0.5rem 1rem; border: none; color: white; cursor: pointer; }

/* Hero */
.hero { background: #0070c9 url('bg.jpg') no-repeat center/cover; color: white; padding: 4rem 2rem; text-align: center; }
.hero .btn-primary { background: #ffd700; color: #003366; margin: 0 auto; }

/* Sections */
.features, .how-it-works, .security { padding: 2rem 1rem; }
.feature-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(10px, 1fr)); gap: 1rem; }
.feature-card { background: white; padding: 1rem; border-radius: 8px; box-shadow: 0 2px 5px rgba(0,0,0,0.1); text-align: center; }
.steps, .security-list { margin-top: 1rem; padding-left: 1.2rem; }

/* Footer */
.footer { background: #003366; color: white; text-align: center; padding: 2rem 1rem; }
.socials a { color: white; margin: 0 0.5rem; }

/* Responsive */
@media (max-width: 768px) {
  .nav-links { flex-direction: column; }
  .feature-grid { grid-template-columns: 1fr; }
}