/* BackPRO - Custom Styles */

body {
    background-color: #f4f6f9;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

.sidebar {
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
}

.sidebar .nav-link {
    padding: 0.6rem 1rem;
    border-radius: 0.375rem;
    margin: 0.1rem 0;
    transition: background-color 0.2s;
}

.sidebar .nav-link:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.sidebar .nav-link.active {
    background-color: rgba(255, 255, 255, 0.15);
}

.card {
    border: none;
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
}

.table th {
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    color: #6c757d;
    border-bottom-width: 1px;
}

.article-content h2 {
    font-size: 1.4rem;
    margin-top: 1.5rem;
}

.article-content h3 {
    font-size: 1.2rem;
    margin-top: 1.2rem;
}

.article-content p {
    line-height: 1.7;
}

.btn-group .btn + form .btn {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
}