body {
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
}

.card {
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.06);
}

.hero {
    padding: 40px 0;
}

.course-card-img {
    height: 140px;
    object-fit: cover;
    border-radius: 6px;
}

.admin-layout {
    display: flex;
}

.admin-sidebar {
    width: 220px;
    background: #f8f9fa;
    min-height: calc(100vh - 56px);
    padding-top: 1rem;
}

.admin-content {
    flex: 1;
    padding: 1rem;
}

.sidebar .nav-link {
    color: #333;
}

.sidebar .nav-link.active {
    background: #e9ecef;
    font-weight: 600;
}

  

@media(max-width:767px) {
    .admin-sidebar {
        display: none
    }

    .admin-layout {
        display: block
    }
}