body {
    font-family: 'Arial', sans-serif;
    background-color: #f9fafb;
}
.navbar {
    background-color: #dc2626; /* Kırmızı renk */
}
.navbar-brand, .nav-link {
    color: white !important;
}
.hero {
    background: linear-gradient(to right, #dc2626, #b91c1c);
    color: white;
    padding: 4rem 0;
}
.solution-card {
    transition: transform 0.3s;
}
.solution-card:hover {
    transform: scale(1.05);
}
.btn-primary {
    background-color: #dc2626;
    border-color: #dc2626;
}
.btn-primary:hover {
    background-color: #b91c1c;
    border-color: #b91c1c;
}