@media (max-width: 720px) {
    .admin-edit-form-grid {
        grid-template-columns: minmax(0, 1fr);
    }

    .admin-course-instructor-picker {
        grid-template-columns: minmax(0, 1fr);
    }
}

@media (max-width: 720px) {
    .admin-drawer {
        width: 100vw !important;
    }

    .admin-drawer-head {
        padding: 14px 16px 12px;
    }

    .admin-drawer-body {
        padding: 12px 16px 16px;
    }

    .admin-drawer-footer {
        padding: 12px 16px 16px;
    }

    .lab-student-vm-grid-main,
    .lab-student-flat-grid {
        grid-template-columns: 1fr;
    }

    .participant-instructor-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 720px) {
    .os-toolbar {
        flex-direction: column;
        align-items: stretch;
    }

    .os-toolbar-select {
        max-width: none;
    }

    .os-card-grid-loading {
        grid-template-columns: 1fr;
    }
}

/* ── Responsive ── */

@media (max-width: 1200px) {
    .course-card-grid,
    .course-card-grid-loading {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .os-card-grid,
    .os-card-grid-loading {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .course-hours-summary,
    .admin-dashboard-kpis {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .admin-dashboard-layout,
    .course-planner-grid {
        grid-template-columns: 1fr;
    }

    .course-rule-editor {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .course-rule-editor.exact {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .admin-record-card-header,
    .admin-record-card-footer {
        align-items: flex-start;
        flex-wrap: wrap;
    }
}

@media (max-width: 720px) {
    .course-card-grid,
    .course-card-grid-loading {
        grid-template-columns: minmax(0, 1fr);
    }

    .os-card-grid,
    .os-card-grid-loading {
        grid-template-columns: minmax(0, 1fr);
    }

    .admin-toolbar {
        flex-direction: column;
        align-items: stretch;
    }

    .admin-page-header {
        flex-direction: column;
    }

    .admin-page-header-actions {
        width: 100%;
        padding-top: 0;
    }

    .admin-command-bar,
    .admin-command-bar-leading,
    .admin-command-bar-filters,
    .admin-command-bar-actions {
        width: 100%;
        flex-wrap: wrap;
    }

    .admin-toolbar-spacer {
        display: none;
    }

    .admin-search {
        width: 100%;
    }

    .admin-metrics {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .course-hours-summary,
    .admin-dashboard-kpis,
    .admin-dashboard-kpis.two,
    .admin-quick-actions,
    .course-review-grid,
    .course-planner-steps {
        grid-template-columns: 1fr;
    }

    .course-rule-editor,
    .course-rule-editor.exact {
        grid-template-columns: 1fr;
    }

    .planner-rule-list > div,
    .admin-attention-item,
    .course-planner-footer {
        grid-template-columns: 1fr;
        flex-direction: column;
        align-items: stretch;
    }

    .admin-record-card-actions,
    .admin-data-table td:last-child {
        white-space: normal;
    }

    .admin-data-table {
        min-width: 480px;
    }

    .admin-data-table th,
    .admin-data-table td {
        padding: 10px 12px;
    }

    .course-planner-footer > div,
    .dashboard-date-filter {
        width: 100%;
    }

    .dashboard-date-filter .field,
    .admin-data-table {
        min-width: 0;
    }

    .admin-form-surface,
    .admin-report-section {
        padding: 16px;
    }
}

@media (max-width: 980px) {
    .shell {
        grid-template-columns: 72px minmax(0, 1fr);
    }

    .rail {
        padding: 10px 8px;
    }

    .brand-copy,
    .rail-section,
    .rail-label {
        display: none;
    }

    .rail-link,
    .rail-subtle-link {
        justify-content: center;
        width: 48px;
        height: 48px;
        margin: 0 auto;
        padding: 0;
    }

    .global-search {
        width: min(360px, 46vw);
    }

    .page-context {
        display: none;
    }

    .profile-copy {
        display: none;
    }

    .dashboard-grid {
        grid-template-columns: 1fr;
    }

    .form-grid {
        grid-template-columns: 1fr;
    }

    .field-span-2 {
        grid-column: auto;
    }
}