:root {
    --nce-sidebar-width: 240px;
}

body {
    background: #f5f7fb;
}

.nce-topbar {
    z-index: 1030;
}

.nce-shell {
    display: flex;
    padding-top: 56px;
    min-height: 100vh;
}

.nce-sidebar {
    width: var(--nce-sidebar-width);
    min-height: calc(100vh - 56px);
    flex-shrink: 0;
}

@media (min-width: 768px) {
    .nce-sidebar.offcanvas-md {
        position: sticky;
        top: 56px;
        transform: none !important;
        visibility: visible !important;
        display: block !important;
    }
}

.nce-nav-link {
    color: rgba(255, 255, 255, 0.75);
    padding: 0.65rem 1.25rem;
}

.nce-nav-link:hover,
.nce-nav-link.active {
    color: #fff;
    background: rgba(255, 255, 255, 0.08);
}

.nce-main {
    flex: 1;
    padding: 1.25rem;
    min-width: 0;
}

.nce-footer {
    margin-left: 0;
    background: #fff;
}

@media (min-width: 768px) {
    .nce-footer {
        margin-left: var(--nce-sidebar-width);
    }
}

.chave-mono {
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-size: 0.85rem;
}

.xml-viewer {
    max-height: 60vh;
    overflow: auto;
    font-size: 0.75rem;
    background: #111;
    color: #eee;
}

.table-empty {
    text-align: center;
    color: #6c757d;
    padding: 2rem;
}