/* Global CTA and navigation button styles */
.cta-btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    box-shadow: 0 2px 10px rgba(102, 126, 234, 0.15);
    transition: background 0.3s, box-shadow 0.3s, transform 0.2s;
}
.cta-btn:hover, .cta-btn:focus {
    background: #5a67d8;
    color: #fff;
    box-shadow: 0 4px 20px rgba(102, 126, 234, 0.25);
    transform: translateY(-2px) scale(1.04);
}
.btn-warning.cta-btn {
    background: linear-gradient(135deg, #ffc107 0%, #ffb300 100%);
    color: #222;
    font-weight: 500;
}
.btn-warning.cta-btn:hover, .btn-warning.cta-btn:focus {
    background: #ffb300;
    color: #111;
    box-shadow: 0 4px 20px rgba(255, 193, 7, 0.25);
    transform: translateY(-2px) scale(1.04);
}