/* =============================================
   DataTable Custom Styles - Polished & Responsive
   با پشتیبانی کامل از تم تاریک و روشن
   ============================================= */

/* --- Base Wrapper --- */
.dataTables_wrapper {
    direction: rtl;
    font-family: var(--font-primary);
    font-size: 14px;
    color: var(--text-primary);
    padding: 8px 8px 12px;
}

/* Clearfix */
.dataTables_wrapper::after {
    content: "";
    display: table;
    clear: both;
}

/* =============================================
   TABLE
   ============================================= */
.dataTable {
    width: 100% !important;
    border-collapse: separate;
    border-spacing: 0;
   
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 1px 3px var(--shadow);
}

/* Table Header - Light Mode (default) */
thead th {
    padding: 14px 16px;
    text-align: right;
    font-weight: 700;
    font-size: 13px;
    color: #fff;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background: #0c1e3a;
    border-bottom: 2px solid var(--color-primary);
    white-space: nowrap;
}

/* Table Body Cells */
tbody td {
    padding: 12px 16px;
    text-align: right;
    font-size: 13px;
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-primary);
}

/* Table Rows Striping - Light Mode */
tbody tr:nth-child(odd) td {
    background: var(--bg-primary);
}

tbody tr:nth-child(even) td {
    background: color-mix(in srgb, var(--color-gray-800) 5%, var(--bg-primary));
}

/* Hover Effect */
tbody tr:hover td {
    background: color-mix(in srgb, var(--color-primary) 8%, var(--bg-secondary));
    transition: all 0.2s ease;
}

/* Last row bottom border removal */
tbody tr:last-child td {
    border-bottom: none;
}

/* Empty State */
.dataTables_empty {
    padding: 48px 16px !important;
    text-align: center;
    color: var(--text-secondary);
    font-size: 15px;
}

/* =============================================
   SORTING
   ============================================= */
thead th.sorting,
thead th.sorting_asc,
thead th.sorting_desc {
    cursor: pointer;
    position: relative;
    padding-left: 32px;
    transition: background-color 0.2s ease;
}

thead th.sorting:hover,
thead th.sorting_asc:hover,
thead th.sorting_desc:hover {
    background: color-mix(in srgb, var(--color-primary) 10%, var(--bg-secondary));
}

thead th.sorting::before,
thead th.sorting_asc::before,
thead th.sorting_desc::before,
thead th.sorting::after,
thead th.sorting_asc::after,
thead th.sorting_desc::after {
    position: absolute;
    left: 12px;
    font-size: 11px;
    opacity: 0.5;
    font-family: monospace;
}

thead th.sorting::before {
    content: "▲";
    top: 35%;
    transform: translateY(-50%);
}

thead th.sorting::after {
    content: "▼";
    top: 65%;
    transform: translateY(-50%);
}

thead th.sorting_asc::before {
    content: "▲";
    top: 50%;
    transform: translateY(-50%);
    opacity: 1;
    color: var(--color-primary);
}

thead th.sorting_desc::after {
    content: "▼";
    top: 50%;
    transform: translateY(-50%);
    opacity: 1;
    color: var(--color-primary);
}

/* =============================================
   CONTROLS (Search, Length, Info, Pagination)
   ============================================= */

/* --- Search --- */
.dt-search {
    float: left;
    margin-bottom: 20px;
    margin-left: 8px;
}

.dt-search label {
    display: none;
}

.dt-search input {
    padding: 8px 14px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 14px;
    font-family: var(--font-primary);
    outline: none;
    transition: all 0.2s ease;
    min-width: 250px;
    direction: rtl;
}

.dt-search input:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-primary) 15%, transparent);
}

.dt-search input::placeholder {
    color: var(--text-secondary);
    opacity: 0.6;
}

/* --- Page Length --- */
.dt-length {
    float: right;
    margin-bottom: 20px;
    padding: 0 8px;
}

.dt-length label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--text-secondary);
    font-weight: normal;
    margin: 0;
}

.dt-length select {
    padding: 8px 12px 8px 32px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 14px;
    font-family: var(--font-primary);
    outline: none;
    cursor: pointer;
    transition: all 0.2s ease;
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: left 12px center;
    background-size: 14px;
    direction: rtl;
}

.dt-length select:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-primary) 15%, transparent);
}

/* --- Info --- */
.dt-info {
    float: right;
    padding: 8px 16px;
    font-size: 14px;
    color: var(--text-secondary);
}

/* --- Pagination --- */
.dt-paging {
    float: left;
    padding: 4px 4px;
}

.dt-paging nav {
    display: flex;
    align-items: center;
}

.dt-paging .pagination {
    display: flex;
    align-items: center;
    gap: 6px;
    list-style: none;
    padding: 0;
    margin: 0;
}

.dt-paging .page-item {
    display: inline-flex;
}

.dt-paging .page-link {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
    padding: 0 8px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 13px;
    font-family: var(--font-primary);
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s ease;
    user-select: none;
}

.dt-paging .page-link:hover {
    background: color-mix(in srgb, var(--color-primary) 10%, var(--bg-secondary));
    border-color: var(--color-primary);
    transform: translateY(-1px);
}

.dt-paging .page-item.active .page-link {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
    font-weight: 600;
    box-shadow: 0 2px 4px color-mix(in srgb, var(--color-primary) 30%, transparent);
}

.dt-paging .page-item.disabled .page-link {
    opacity: 0.4;
    cursor: not-allowed;
    pointer-events: none;
}

.dt-paging .page-link.previous,
.dt-paging .page-link.next {
    min-width: auto;
    padding: 0 14px;
    font-weight: 500;
}

/* =============================================
   ACTION BUTTONS
   ============================================= */
.table-action-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: 8px;
    font-size: 12px;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
    white-space: nowrap;
}

.table-action-btn.primary {
    background: color-mix(in srgb, var(--color-primary) 10%, transparent);
    color: var(--color-primary);
    border: 1px solid color-mix(in srgb, var(--color-primary) 20%, transparent);
}

.table-action-btn.primary:hover {
    background: color-mix(in srgb, var(--color-primary) 15%, transparent);
    border-color: var(--color-primary);
    transform: translateY(-1px);
}

.table-action-btn.secondary {
    background: color-mix(in srgb, var(--color-gray-400) 10%, transparent);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.table-action-btn.secondary:hover {
    background: color-mix(in srgb, var(--color-gray-400) 15%, transparent);
    border-color: var(--color-primary);
    transform: translateY(-1px);
}

.table-action-btn.danger {
    background: color-mix(in srgb, var(--color-danger) 10%, transparent);
    color: var(--color-danger);
    border: 1px solid color-mix(in srgb, var(--color-danger) 20%, transparent);
}

.table-action-btn.danger:hover {
    background: color-mix(in srgb, var(--color-danger) 15%, transparent);
    border-color: var(--color-danger);
    transform: translateY(-1px);
}

/* =============================================
   DARK MODE SPECIFIC OVERRIDES
   ============================================= */

/* Dark Mode - Table Header */
.dark thead th {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border-bottom: 2px solid var(--border-color);
}

/* Dark Mode - Sorting hover */
.dark thead th.sorting:hover,
.dark thead th.sorting_asc:hover,
.dark thead th.sorting_desc:hover {
    background: color-mix(in srgb, var(--color-primary) 15%, var(--bg-tertiary));
}

/* Dark Mode - Table Body */
.dark .dataTable {
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.dark tbody tr:nth-child(even) td {
    background: color-mix(in srgb, var(--color-gray-600) 15%, var(--bg-primary));
}

.dark tbody tr:hover td {
    background: color-mix(in srgb, var(--color-primary) 12%, var(--bg-secondary));
}

/* Dark Mode - Pagination */
.dark .dt-paging .page-link:hover {
    background: color-mix(in srgb, var(--color-primary) 15%, var(--bg-secondary));
}

.dark .dt-paging .page-item.active .page-link {
    background: var(--color-primary);
    color: white;
}

/* Dark Mode - Action Buttons */
.dark .table-action-btn.primary {
    background: color-mix(in srgb, var(--color-primary) 15%, transparent);
}

.dark .table-action-btn.primary:hover {
    background: color-mix(in srgb, var(--color-primary) 25%, transparent);
}

.dark .table-action-btn.secondary {
    background: color-mix(in srgb, var(--color-gray-600) 15%, transparent);
}

.dark .table-action-btn.secondary:hover {
    background: color-mix(in srgb, var(--color-gray-600) 25%, transparent);
}

.dark .table-action-btn.danger {
    background: color-mix(in srgb, var(--color-danger) 15%, transparent);
}

.dark .table-action-btn.danger:hover {
    background: color-mix(in srgb, var(--color-danger) 25%, transparent);
}

/* =============================================
   RESPONSIVE
   ============================================= */

/* Desktop */
@media (min-width: 1024px) {
    .dataTables_wrapper {
        font-size: 15px;
        padding: 12px 24px 20px;
    }

    .dataTable {
        font-size: 14px;
    }

    thead th {
        padding: 16px 20px;
        font-size: 14px;
    }

    tbody td {
        padding: 14px 20px;
        font-size: 14px;
    }

    .dt-search {
        margin-bottom: 24px;
        margin-left: 12px;
    }

    .dt-search input {
        font-size: 15px;
        padding: 10px 16px;
        min-width: 300px;
    }

    .dt-length {
        margin-bottom: 24px;
        padding: 0 12px;
    }

    .dt-length label {
        font-size: 15px;
        gap: 10px;
    }

    .dt-length select {
        font-size: 15px;
        padding: 10px 14px 10px 36px;
        background-size: 16px;
        background-position: left 14px center;
    }

    .dt-info {
        font-size: 15px;
        padding: 10px 20px;
    }

    .dt-paging .page-link {
        min-width: 40px;
        height: 40px;
        font-size: 14px;
        padding: 0 10px;
        border-radius: 10px;
    }

    .dt-paging .page-link.previous,
    .dt-paging .page-link.next {
        padding: 0 18px;
    }

    .table-action-btn {
        font-size: 13px;
        padding: 8px 14px;
        gap: 8px;
        border-radius: 10px;
    }

    .dataTables_empty {
        font-size: 16px;
        padding: 60px 20px !important;
    }
}

/* Tablet & Small Desktop */
@media (min-width: 768px) {
    .dataTables_wrapper {
        padding: 12px 20px 16px;
        font-size: 13px;
    }

    .dataTable {
        font-size: 12px;
    }

    thead th {
        padding: 12px 14px;
        font-size: 12px;
    }

    tbody td {
        padding: 10px 14px;
        font-size: 12px;
    }

    .dt-search {
        margin-left: 16px;
    }

    .dt-search input {
        font-size: 13px;
        padding: 7px 12px;
    }

    .dt-length {
        margin-right: 16px;
    }

    .dt-length label {
        font-size: 13px;
    }

    .dt-length select {
        font-size: 13px;
        padding: 7px 10px 7px 28px;
    }

    .dt-info {
        padding: 8px 24px;
        font-size: 13px;
    }

    .dt-paging .page-link {
        min-width: 32px;
        height: 32px;
        font-size: 12px;
        padding: 0 6px;
    }

    .table-action-btn {
        font-size: 11px;
        padding: 5px 10px;
    }
}

/* Mobile */
@media (max-width: 767px) {
    .dataTables_wrapper {
        padding: 8px 12px 16px;
        font-size: 12px;
    }

    .dataTable {
        font-size: 11px;
    }

    thead th {
        padding: 8px 10px;
        font-size: 11px;
    }

    tbody td {
        padding: 8px 10px;
        font-size: 11px;
    }

    .dt-search,
    .dt-length,
    .dt-info,
    .dt-paging {
        float: none !important;
        width: 100%;
        text-align: center;
        margin-left: 0;
        margin-right: 0;
    }

    .dt-search label,
    .dt-length label {
        justify-content: center;
        flex-wrap: wrap;
    }

    .dt-search {
        padding: 0 8px;
    }

    .dt-search input {
        width: 100%;
        max-width: 100%;
        margin: 0 auto;
        display: block;
        font-size: 12px;
        padding: 7px 12px;
    }

    .dt-length label {
        font-size: 12px;
        gap: 6px;
    }

    .dt-length select {
        min-width: 120px;
        font-size: 12px;
        padding: 6px 8px 6px 24px;
    }

    .dt-info {
        font-size: 12px;
        padding: 6px 12px;
    }

    .dt-paging {
        margin-top: 12px;
        margin-bottom: 20px;
        display: flex;
        justify-content: center;
    }

    .dt-paging .pagination {
        justify-content: center;
        flex-wrap: wrap;
        gap: 4px;
    }

    .dt-paging .page-link {
        min-width: 32px;
        height: 32px;
        font-size: 11px;
        padding: 0 6px;
    }

    .table-action-btn {
        font-size: 10px;
        padding: 4px 8px;
        gap: 4px;
    }
}

/* =============================================
   DROPDOWN MENU
   ============================================= */
.table .dropdown-menu {
    position: absolute !important;
    right: auto !important;
    left: 0 !important;
    z-index: 9999 !important;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: 0 4px 12px var(--shadow);
}

/* =============================================
   HIDE STUCK PROCESSING INDICATOR
   ============================================= */
#courses-table_processing.dt-processing {
    display: none !important;
}

/* =============================================
   SCROLLBAR FOR TABLE
   ============================================= */
.dataTables_scrollBody::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

.dataTables_scrollBody::-webkit-scrollbar-track {
    background: var(--bg-secondary);
    border-radius: 3px;
}

.dataTables_scrollBody::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}

.dataTables_scrollBody::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}
/* =============================================
   DARK MODE SPECIFIC OVERRIDES
   ============================================= */

/* Dark Mode - Table Header */
.dark thead th {
    background: var(--bg-tertiary) !important;
    color: var(--text-secondary) !important;
    border-bottom: 2px solid var(--border-color);
}

/* Dark Mode - Sorting hover for header */
.dark thead th.sorting:hover,
.dark thead th.sorting_asc:hover,
.dark thead th.sorting_desc:hover {
    background: color-mix(in srgb, var(--color-primary) 15%, var(--bg-tertiary)) !important;
}

/* Dark Mode - Table Body */
.dark .dataTable {
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.dark tbody tr:nth-child(even) td {
    background: color-mix(in srgb, var(--color-gray-600) 15%, var(--bg-primary));
}

.dark tbody tr:hover td {
    background: color-mix(in srgb, var(--color-primary) 12%, var(--bg-secondary));
}

/* Dark Mode - Pagination */
.dark .dt-paging .page-link:hover {
    background: color-mix(in srgb, var(--color-primary) 15%, var(--bg-secondary));
}

.dark .dt-paging .page-item.active .page-link {
    background: var(--color-primary);
    color: white;
}

/* Dark Mode - Action Buttons */
.dark .table-action-btn.primary {
    background: color-mix(in srgb, var(--color-primary) 15%, transparent);
}

.dark .table-action-btn.primary:hover {
    background: color-mix(in srgb, var(--color-primary) 25%, transparent);
}

.dark .table-action-btn.secondary {
    background: color-mix(in srgb, var(--color-gray-600) 15%, transparent);
}

.dark .table-action-btn.secondary:hover {
    background: color-mix(in srgb, var(--color-gray-600) 25%, transparent);
}

.dark .table-action-btn.danger {
    background: color-mix(in srgb, var(--color-danger) 15%, transparent);
}

.dark .table-action-btn.danger:hover {
    background: color-mix(in srgb, var(--color-danger) 25%, transparent);
}

/* Dark Mode - Search Input */
.dark .dt-search input {
    background: var(--bg-primary);
    color: var(--text-primary);
    border-color: var(--border-color);
}

.dark .dt-search input:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-primary) 15%, transparent);
}

/* Dark Mode - Select Dropdown */
.dark .dt-length select {
    background: var(--bg-primary);
    color: var(--text-primary);
    border-color: var(--border-color);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
}

.dark .dt-length select:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-primary) 15%, transparent);
}

/* Dark Mode - Info Text */
.dark .dt-info {
    color: var(--text-secondary);
}

/* Dark Mode - Empty State */
.dark .dataTables_empty {
    color: var(--text-secondary);
}

/* Dark Mode - Dropdown Menu */
.dark .table .dropdown-menu {
    background: var(--bg-primary);
    border-color: var(--border-color);
}