body {
    background: #f8f9fa;
}
.navbar-brand {
    font-weight: bold;
    color: #007bff !important;
}
.hero-section {
    background: linear-gradient(90deg, #007bff 0%, #00c6ff 100%);
    color: #fff;
    padding: 60px 0 40px 0;
    text-align: center;
}
.hero-section .highlight {
    color: #ffe600;
}
.category-card {
    transition: box-shadow 0.2s;
}
.category-card:hover {
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}
.footer {
    background: #222;
    color: #fff;
    padding: 20px 0;
    margin-top: 40px;
}
.card-title {
    font-size: 1.1rem;
    font-weight: 600;
}
.btn-warning {
    background-color: #ffe600;
    color: #222;
    border: none;
}
.btn-warning:hover {
    background-color: #ffd600;
    color: #222;
}