:root { --primary: #0070f3; --dark: #111; --text: #444; }
body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; margin: 0; color: var(--text); line-height: 1.6; }
nav { display: flex; justify-content: space-between; padding: 1rem 5%; background: #fff; box-shadow: 0 2px 10px rgba(0,0,0,0.1); }
nav ul { list-style: none; display: flex; gap: 20px; margin: 0; }
nav a { text-decoration: none; color: var(--dark); font-weight: 600; }
.hero { background: linear-gradient(rgba(0,112,243,0.8), rgba(0,112,243,0.9)), url('https://images.unsplash.com/photo-1588872657578-7efd1f1555ed?auto=format&fit=crop&q=80&w=1000'); background-size: cover; color: white; text-align: center; padding: 120px 20px; }
.btn { display: inline-block; background: white; color: var(--primary); padding: 12px 30px; text-decoration: none; border-radius: 5px; font-weight: bold; margin-top: 20px; }
.content { max-width: 900px; margin: 40px auto; padding: 0 20px; }
.service-card { background: #f9f9f9; padding: 20px; margin-bottom: 20px; border-radius: 8px; border-left: 5px solid var(--primary); }