body {
    min-height: 100vh;
}

#sidebar-wrapper {
    min-width: 240px;
    max-width: 240px;
}

.app-shell {
    display: flex;
    min-height: calc(100vh - 56px);
}

.app-content {
    flex: 1;
    padding: 1.5rem;
}

@media (max-width: 991.98px) {
    .app-shell {
        flex-direction: column;
    }

    #sidebar-wrapper {
        min-width: 100%;
        max-width: 100%;
    }
}

.navbar-brand img {
    filter: drop-shadow(0 0 2px rgba(255, 255, 255, 0.2));
}

.list-group-item.bg-light {
    border-left: 4px solid #0d6efd;
}

#calendar {
    max-width: 100%;
}

.fc .fc-toolbar-title {
    font-size: 1.25rem;
    font-weight: 600;
}

.fc .fc-button {
    text-transform: none;
}

.fc-event {
    cursor: pointer;
}

#sidebar-wrapper .text-uppercase {
    font-size: 0.7rem;
    letter-spacing: 0.05em;
}

/* DataTables Improvements */
.dataTables_wrapper {
    padding: 0;
}

.dataTables_length,
.dataTables_filter {
    margin-bottom: 1.5rem;
}

.dataTables_length label,
.dataTables_filter label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0;
    font-weight: 500;
}

.dataTables_length select,
.dataTables_filter input {
    margin-left: 0.5rem;
}

.dt-buttons {
    margin-bottom: 1.5rem;
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.dt-buttons .btn {
    padding: 0.375rem 0.75rem;
    font-size: 0.875rem;
}

.dataTables_info {
    font-size: 0.875rem;
    color: #6c757d;
    padding: 1rem 0 0.5rem 0;
}

.dataTables_paginate {
    margin-top: 1rem;
}

.dataTables_paginate .paginate_button {
    padding: 0.375rem 0.75rem;
    font-size: 0.875rem;
}

/* DataTables button layout (no custom color styling, using Bootstrap defaults) */
.dt-buttons {
    margin-bottom: 0.75rem;
}

.dt-buttons .btn {
    font-weight: 600;
}