:root {
    --portal-font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
    --portal-text-primary: #1f2a37;
    --portal-text-secondary: #556273;
    --portal-text-muted: #6c7a8b;
    --portal-surface-base: #ffffff;
    --portal-surface-muted: #f6f8fc;
    --portal-border-soft: #dbe3ee;
    --portal-border-strong: #c8d3e0;
    --portal-focus-ring: rgba(13, 110, 253, 0.24);
    --portal-shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.08);
    --portal-shadow-md: 0 6px 16px rgba(15, 23, 42, 0.1);
    --portal-radius-sm: 0.5rem;
    --portal-radius-md: 0.75rem;
    --portal-radius-lg: 0.95rem;
    --portal-space-1: 0.25rem;
    --portal-space-2: 0.5rem;
    --portal-space-3: 0.75rem;
    --portal-space-4: 1rem;
    --portal-space-5: 1.5rem;
    --portal-space-6: 2rem;
}

body {
    font-family: var(--portal-font-family);
    color: var(--portal-text-primary);
}

.portal-main {
    color: var(--portal-text-primary);
}

.portal-page-header {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--portal-space-3);
    margin-bottom: var(--portal-space-4);
}

.portal-page-title {
    margin: 0;
    font-size: clamp(1.55rem, 1.2vw + 1.15rem, 2.1rem);
    line-height: 1.15;
    font-weight: 700;
    letter-spacing: -0.01em;
    color: var(--portal-text-primary);
}

.portal-page-subtitle {
    margin: var(--portal-space-2) 0 0;
    color: var(--portal-text-secondary);
    font-size: 0.975rem;
}

.portal-page-actions {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--portal-space-2);
}

.portal-main > h2:first-child {
    margin-bottom: var(--portal-space-3) !important;
    font-size: clamp(1.45rem, 1.1vw + 1.1rem, 1.95rem);
    line-height: 1.15;
    font-weight: 700;
    letter-spacing: -0.01em;
    color: var(--portal-text-primary);
}

.portal-main > h2:first-child + p.text-muted {
    color: var(--portal-text-secondary) !important;
}

.portal-kpi-card {
    border: 1px solid var(--portal-border-soft);
    border-radius: var(--portal-radius-md);
    box-shadow: var(--portal-shadow-sm);
    background: var(--portal-surface-base);
}

.portal-kpi-card .card-body {
    padding: var(--portal-space-4);
}

.portal-kpi-title {
    margin: 0;
    font-weight: 600;
    color: var(--portal-text-muted);
    font-size: 0.94rem;
}

.portal-kpi-value {
    margin: var(--portal-space-2) 0 0;
    font-size: clamp(1.45rem, 0.95vw + 1.1rem, 2rem);
    font-weight: 700;
    color: var(--portal-text-primary);
}

.card {
    border-color: var(--portal-border-soft);
    border-radius: var(--portal-radius-md);
    box-shadow: var(--portal-shadow-sm);
}

.card .card-header {
    background: var(--portal-surface-muted);
    border-bottom-color: var(--portal-border-soft);
    font-weight: 600;
    color: var(--portal-text-primary);
}

.table.portal-table {
    --bs-table-bg: transparent;
    --bs-table-striped-bg: rgba(15, 23, 42, 0.03);
    --bs-table-hover-bg: rgba(13, 110, 253, 0.06);
    border: 1px solid var(--portal-border-soft);
    border-radius: var(--portal-radius-sm);
    margin-bottom: 0;
    overflow: hidden;
}

.table.portal-table thead th {
    font-weight: 600;
    color: var(--portal-text-secondary);
    border-bottom-width: 1px;
    border-color: var(--portal-border-soft);
    background: #f9fbfe;
}

.table.portal-table tbody td {
    border-color: var(--portal-border-soft);
}

.table-responsive .table.portal-table {
    min-width: 680px;
}

.form-label {
    font-weight: 600;
    color: var(--portal-text-secondary);
}

.form-control,
.form-select {
    border-color: var(--portal-border-strong);
    border-radius: var(--portal-radius-sm);
}

.form-control:focus,
.form-select:focus {
    border-color: #0d6efd;
    box-shadow: 0 0 0 0.25rem var(--portal-focus-ring);
}

.btn {
    border-radius: var(--portal-radius-sm);
    font-weight: 600;
}

.btn-primary {
    box-shadow: 0 2px 10px rgba(13, 110, 253, 0.18);
}

.alert {
    border-radius: var(--portal-radius-sm);
}

.list-group-item {
    border-color: var(--portal-border-soft);
}

.list-group-item-action:hover,
.list-group-item-action:focus {
    background: #f6f9ff;
}

@media (max-width: 767.98px) {
    .portal-page-header {
        margin-bottom: var(--portal-space-3);
    }

    .portal-page-subtitle {
        font-size: 0.93rem;
    }
}

/* --- Listagens admin: ícones de ação, filtros por coluna, ordenação (TASK-01) --- */
.action-icon-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 6px;
    border: 1px solid transparent;
    padding: 0;
    font-size: 0.9rem;
    cursor: pointer;
    transition: opacity 0.15s;
}

.action-icon-btn:hover {
    opacity: 0.85;
}

.action-icon-btn.btn-view {
    background-color: #0d6efd;
    border-color: #0d6efd;
    color: #fff;
}

.action-icon-btn.btn-edit {
    background-color: #198754;
    border-color: #198754;
    color: #fff;
}

.action-icon-btn.btn-delete {
    background-color: transparent;
    border-color: #dc3545;
    color: #dc3545;
}

.action-icon-btn.btn-delete:hover {
    background-color: #dc3545;
    color: #fff;
}

.action-icon-btn.btn-toggle {
    background-color: transparent;
    border-color: #ffc107;
    color: #ffc107;
}

.action-icon-btn.btn-secondary-action {
    background-color: transparent;
    border-color: #6c757d;
    color: #6c757d;
}

.action-icon-btn .bi {
    font-size: 0.95rem;
    line-height: 1;
}

.col-filter-row th,
.col-filter-row td {
    padding: 4px 6px;
    background-color: #f8f9fa;
}

.col-filter-input,
.col-filter-select {
    width: 100%;
    padding: 3px 6px;
    font-size: 0.8rem;
    border: 1px solid #ced4da;
    border-radius: 4px;
    background-color: #fff;
}

.per-page-wrap {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
}

.per-page-wrap label {
    white-space: nowrap;
    margin: 0;
    color: #6c757d;
}

.per-page-wrap select {
    width: auto;
    padding: 4px 8px;
    font-size: 0.875rem;
    border: 1px solid #ced4da;
    border-radius: 4px;
}

.sortable-th a {
    text-decoration: none;
    color: inherit;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.sortable-th a:hover {
    color: #0d6efd;
}

.sortable-th.active-sort a {
    color: #0d6efd;
}

/* Central de Ajuda — vídeo incorporado (YouTube / Vimeo) */
.kb-video-embed {
    margin: 0.85rem 0;
}

.kb-video-embed-inner {
    position: relative;
    width: 100%;
    max-width: 720px;
    aspect-ratio: 16 / 9;
    background: #0f172a;
    border-radius: 0.65rem;
    overflow: hidden;
    border: 1px solid #dbe4ef;
}

.kb-video-embed-inner iframe {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

.kb-video-caption {
    font-size: 0.88rem;
    color: #556476;
    margin-top: 0.45rem;
}

.kb-admin-video-chip .ratio iframe {
    border-radius: 0.4rem;
}