.course-overview-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            margin-bottom: 24px;
            flex-wrap: wrap;
        }
        .course-overview-title {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }
        .course-overview-title h1 {
            margin: 0;
            font-size: 34px;
        }
        .course-overview-toolbar {
            display: flex;
            justify-content: space-between;
            align-items: flex-end;
            gap: 20px;
            flex-wrap: wrap;
        }
        .course-overview-filter {
            display: flex;
            align-items: flex-end;
            gap: 16px;
            flex-wrap: wrap;
        }
        .course-overview-filter-group {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .course-overview-filter-group label {
            margin: 0;
            font-size: 15px;
            font-weight: 600;
            color: #0f172a;
        }
        .course-overview-filter-group form {
            margin: 0;
        }
        .course-overview-filter-fields {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }
        .course-overview-filter input[type="search"] {
            min-width: 260px;
            height: 46px;
            padding: 0 14px;
            border: 1px solid #dbe2ea;
            border-radius: 10px;
            background: #fff;
            color: #334155;
        }
        .course-overview-filter select {
            min-width: 280px;
            height: 46px;
            padding: 0 14px;
            border: 1px solid #dbe2ea;
            border-radius: 10px;
            background: #fff;
            color: #334155;
        }
        .course-overview-filter button,
        .course-overview-filter .reset-link {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 46px;
            padding: 0 18px;
            border: 0;
            border-radius: 10px;
            background: #ff9800;
            color: #fff;
            font-weight: 700;
            text-decoration: none;
            cursor: pointer;
        }
        .course-overview-filter .reset-link {
            background: #fff3e0;
            color: #ff9800;
        }
        .course-overview-filter .reset-link {
            align-self: flex-end;
        }
        .course-overview-count {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 48px;
            padding: 6px 12px;
            border-radius: 999px;
            background: #ff9800;
            color: #fff;
            font-weight: 700;
        }
        .course-grid {
            display: grid;
            grid-template-columns: repeat(3, minmax(0, 1fr));
            gap: 24px;
        }
        .course-card {
            display: flex;
            flex-direction: column;
            border: 1px solid #e5e7eb;
            border-radius: 16px;
            background: #fff;
            overflow: hidden;
            height: 100%;
            box-shadow: 0 8px 24px rgba(15, 23, 42, 0.06);
            position: relative;
        }
        .course-card-media {
            height: 200px;
            overflow: hidden;
            background: #fff;
            border-bottom: 1px solid #eef2f7;
        }
        .course-card-media a {
            display: block;
            width: 100%;
            height: 100%;
        }
        .course-card-media img {
            width: 100%;
            height: 100%;
            object-fit: contain;
            display: block;
        }
        .course-card.box-disabled {
            opacity: 0.45;
            filter: grayscale(80%);
        }
        .course-card.box-disabled:hover {
            transform: none !important;
        }
        .course-card.box-disabled::after {
            content: '🔒 Kein Zugriff';
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            background: rgba(0, 0, 0, 0.85);
            color: #fff;
            padding: 12px 24px;
            border-radius: 8px;
            font-weight: 700;
            font-size: 0.95rem;
            white-space: nowrap;
            z-index: 3;
            pointer-events: none;
        }
        .course-card-body {
            display: flex;
            flex-direction: column;
            gap: 12px;
            padding: 16px 18px 18px;
            flex: 1;
        }
        .course-card-stats {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            color: #64748b;
            font-size: 12px;
        }
        .course-card-title {
            margin: 0;
            font-size: 18px;
            line-height: 1.25;
        }
        .course-card-title a {
            color: #0f172a;
            text-decoration: none;
        }
        .course-card-title a:hover {
            color: #ff9800;
        }
        .course-card-desc {
            margin: 0;
            color: #475569;
            font-size: 15px;
            line-height: 1.65;
        }
        .course-card-action {
            margin-top: auto;
        }
        .course-card-action a {
            display: block;
            width: 100%;
            text-align: center;
            padding: 11px 18px;
            border-radius: 999px;
            background: #ff9800;
            color: #fff;
            text-decoration: none;
            font-weight: 700;
        }
        .course-empty-state {
            padding: 28px 30px;
            border: 1px solid #e5e7eb;
            border-radius: 16px;
            background: #fffaf3;
            color: #8a5b17;
            font-size: 16px;
        }
        .course-pagination {
            display: flex;
            justify-content: flex-end;
            margin-top: 28px;
        }
        .course-pagination nav {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }
        .course-pagination a,
        .course-pagination span {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 42px;
            height: 42px;
            padding: 0 12px;
            border-radius: 10px;
            text-decoration: none;
            font-weight: 600;
        }
        .course-pagination a {
            color: #ff9800;
            background: #fff3e0;
        }
        .course-pagination span {
            color: #fff;
            background: #ff9800;
        }
        .course-nav-buttons {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 10px;
            margin-top: -40px;
            margin-bottom: 48px;
        }
        .course-nav-buttons a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 20px;
            background: #000;
            color: #fff;
            text-decoration: none;
            font-weight: 600;
            font-size: 14px;
            letter-spacing: 0.5px;
            text-transform: uppercase;
            border-radius: 4px;
            transition: background 0.2s ease;
        }
        .course-nav-buttons a:hover,
        .course-nav-buttons a:focus {
            background: #ff9800;
            color: #fff;
        }
        @media (max-width: 575px) {
            .course-nav-buttons a {
                padding: 8px 14px;
                font-size: 13px;
            }
        }
        @media (max-width: 1399px) {
            .course-grid {
                grid-template-columns: repeat(3, minmax(0, 1fr));
            }
        }
        @media (max-width: 991px) {
            .course-grid {
                grid-template-columns: repeat(2, minmax(0, 1fr));
            }
            .course-overview-title h1 {
                font-size: 28px;
            }
            .course-overview-toolbar {
                align-items: stretch;
            }
        }
        @media (max-width: 575px) {
            .course-grid {
                grid-template-columns: 1fr;
            }
            .course-card-title {
                font-size: 18px;
            }
            .course-overview-filter {
                width: 100%;
            }
            .course-overview-filter-group,
            .course-overview-filter-group form,
            .course-overview-filter-fields,
            .course-overview-filter input[type="search"],
            .course-overview-filter select,
            .course-overview-filter button,
            .course-overview-filter .reset-link {
                width: 100%;
            }
            .course-overview-filter .reset-link {
                justify-content: center;
            }
        }