* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Segoe UI', Tahoma, sans-serif; line-height: 1.6; }

.navbar {
    display: flex; justify-content: space-between; align-items: center;
    padding: 20px 40px; background: #fff; box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    position: sticky; top: 0; z-index: 100;
}
.navbar .logo { font-size: 1.5em; font-weight: bold; color: #4f46e5; }
.navbar .menu { display: flex; gap: 30px; list-style: none; }
.navbar .menu a { text-decoration: none; color: #555; font-weight: 500; transition: 0.3s; }
.navbar .menu a:hover, .navbar .menu a.active { color: #4f46e5; }

.hero {
    min-height: 80vh; display: flex; flex-direction: column;
    justify-content: center; align-items: center; text-align: center;
    background: linear-gradient(135deg, #667eea, #764ba2); color: #fff; padding: 40px;
}
.hero h1 { font-size: 3.5em; margin-bottom: 20px; }
.hero p { font-size: 1.2em; margin-bottom: 30px; opacity: 0.9; }

.btn-group { display: flex; gap: 20px; flex-wrap: wrap; justify-content: center; }
.btn { padding: 15px 30px; border-radius: 50px; text-decoration: none; font-weight: 600; transition: 0.3s; }
.btn-primary { background: #fff; color: #764ba2; }
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 10px 20px rgba(0,0,0,0.2); }
.btn-secondary { background: rgba(255,255,255,0.2); color: #fff; border: 2px solid #fff; }
.btn-secondary:hover { background: #fff; color: #764ba2; }

footer { text-align: center; padding: 30px; background: #1a1a2e; color: #888; }