/* ==========================================================
   BA.UI DataTable Component
   Version: 1.0

   Modern DataTable styling with rounded corners, clean rows,
   proper spacing, and responsive design.
   ========================================================== */

/* ==========================================
   DataTable Container
   ========================================== */
.ba-datatable {
    width: 100%;
    background: var(--ba-bg-primary, #FFFFFF);
    border: 1px solid var(--ba-border-light, #E4E8EF);
    border-radius: var(--ba-control-radius-md, 16px);
    overflow: hidden;
}

/* ==========================================
   DataTable Toolbar
   ========================================== */
.ba-datatable__toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--ba-space-4, 16px);
    padding: var(--ba-space-4, 16px) var(--ba-space-5, 20px);
    background: var(--ba-bg-secondary, #F8FAFC);
    border-bottom: 1px solid var(--ba-border-divider, #EDF1F5);
}

.ba-datatable__toolbar-left,
.ba-datatable__toolbar-right {
    display: flex;
    align-items: center;
    gap: var(--ba-space-3, 12px);
}

/* Search Input in Toolbar */
.ba-datatable__search {
    position: relative;
    min-width: 240px;
}

.ba-datatable__search-input {
    width: 100%;
    height: 40px;
    padding: 0 var(--ba-space-4, 16px) 0 40px;
    border: 1px solid var(--ba-border-default, #D9DDE5);
    border-radius: var(--ba-control-radius, 999px);
    background: var(--ba-bg-primary, #FFFFFF);
    font-size: 14px;
    color: var(--ba-text-primary, #2F3542);
    transition: border-color var(--ba-transition-fast, 0.15s ease),
                box-shadow var(--ba-transition-fast, 0.15s ease);
}

.ba-datatable__search-input::placeholder {
    color: var(--ba-text-muted, #98A2B3);
}

.ba-datatable__search-input:focus {
    outline: none;
    border-color: var(--ba-primary, #304FFE);
    box-shadow: var(--ba-shadow-focus, 0 0 0 3px rgba(48, 79, 254, 0.12));
}

.ba-datatable__search-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--ba-text-muted, #98A2B3);
    font-size: 16px;
    pointer-events: none;
}

/* ==========================================
   Table Wrapper (for horizontal scroll)
   ========================================== */
.ba-datatable__wrapper {
    overflow-x: auto;
}

/* ==========================================
   Table Base
   ========================================== */
.ba-datatable__table {
    width: 100%;
    margin: 0;
    border-collapse: collapse;
    border-spacing: 0;
}

/* ==========================================
   Table Header
   ========================================== */
.ba-datatable__thead {
    background: var(--ba-bg-secondary, #F8FAFC);
}

.ba-datatable__th {
    padding: var(--ba-space-3, 12px) var(--ba-space-4, 16px);
    text-align: left;
    font-size: 13px;
    font-weight: 600;
    color: var(--ba-text-secondary, #667085);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--ba-border-default, #D9DDE5);
    white-space: nowrap;
}

.ba-datatable__th--sortable {
    cursor: pointer;
    user-select: none;
    transition: background var(--ba-transition-fast, 0.15s ease);
}

.ba-datatable__th--sortable:hover {
    background: var(--ba-gray-100, #F5F5F5);
}

.ba-datatable__th--sorted {
    color: var(--ba-primary, #304FFE);
}

.ba-datatable__sort-icon {
    margin-left: var(--ba-space-2, 8px);
    font-size: 12px;
    opacity: 0.5;
}

.ba-datatable__th--sorted .ba-datatable__sort-icon {
    opacity: 1;
}

/* Checkbox column */
.ba-datatable__th--checkbox {
    width: 48px;
    text-align: center;
}

/* ==========================================
   Table Body
   ========================================== */
.ba-datatable__tbody {
    background: var(--ba-bg-primary, #FFFFFF);
}

.ba-datatable__tr {
    border-bottom: 1px solid var(--ba-border-divider, #EDF1F5);
    transition: background var(--ba-transition-fast, 0.15s ease);
}

.ba-datatable__tr:last-child {
    border-bottom: none;
}

.ba-datatable__tr:hover {
    background: var(--ba-bg-tertiary, #F1F5F9);
}

.ba-datatable__tr--selected {
    background: var(--ba-primary-light, rgba(48, 79, 254, 0.08)) !important;
}

.ba-datatable__td {
    padding: var(--ba-space-4, 16px);
    font-size: 14px;
    color: var(--ba-text-primary, #2F3542);
    vertical-align: middle;
}

/* Checkbox cell */
.ba-datatable__td--checkbox {
    width: 48px;
    text-align: center;
}

/* ==========================================
   Row with Avatar/Image
   ========================================== */
.ba-datatable__user {
    display: flex;
    align-items: center;
    gap: var(--ba-space-3, 12px);
}

.ba-datatable__avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
}

.ba-datatable__user-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.ba-datatable__user-name {
    font-weight: 600;
    color: var(--ba-text-primary, #2F3542);
}

.ba-datatable__user-email {
    font-size: 13px;
    color: var(--ba-text-muted, #98A2B3);
}

/* ==========================================
   Status Badges
   ========================================== */
.ba-datatable__badge {
    display: inline-flex;
    align-items: center;
    gap: var(--ba-space-1, 4px);
    padding: var(--ba-space-1, 4px) var(--ba-space-2, 8px);
    border-radius: var(--ba-control-radius, 999px);
    font-size: 12px;
    font-weight: 600;
    white-space: nowrap;
}

.ba-datatable__badge--primary {
    background: var(--ba-primary-light, rgba(48, 79, 254, 0.08));
    color: var(--ba-primary, #304FFE);
}

.ba-datatable__badge--success {
    background: var(--ba-success-light, rgba(46, 125, 50, 0.08));
    color: var(--ba-success, #2E7D32);
}

.ba-datatable__badge--warning {
    background: var(--ba-warning-light, rgba(245, 124, 0, 0.08));
    color: var(--ba-warning, #F57C00);
}

.ba-datatable__badge--danger {
    background: var(--ba-danger-light, rgba(229, 57, 53, 0.08));
    color: var(--ba-danger, #E53935);
}

.ba-datatable__badge--neutral {
    background: var(--ba-gray-100, #F5F5F5);
    color: var(--ba-text-secondary, #667085);
}

/* ==========================================
   Action Buttons
   ========================================== */
.ba-datatable__actions {
    display: flex;
    align-items: center;
    gap: var(--ba-space-2, 8px);
}

.ba-datatable__action-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    padding: 0;
    border: none;
    border-radius: 8px;
    background: transparent;
    color: var(--ba-text-muted, #98A2B3);
    font-size: 16px;
    cursor: pointer;
    transition: background var(--ba-transition-fast, 0.15s ease),
                color var(--ba-transition-fast, 0.15s ease);
}

.ba-datatable__action-btn:hover {
    background: var(--ba-gray-100, #F5F5F5);
    color: var(--ba-text-primary, #2F3542);
}

.ba-datatable__action-btn--danger:hover {
    background: var(--ba-danger-light, rgba(229, 57, 53, 0.08));
    color: var(--ba-danger, #E53935);
}

/* ==========================================
   Footer / Pagination
   ========================================== */
.ba-datatable__footer {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--ba-space-4, 16px);
    padding: var(--ba-space-4, 16px) var(--ba-space-5, 20px);
    background: var(--ba-bg-secondary, #F8FAFC);
    border-top: 1px solid var(--ba-border-divider, #EDF1F5);
}

.ba-datatable__info {
    font-size: 14px;
    color: var(--ba-text-secondary, #667085);
}

.ba-datatable__info strong {
    color: var(--ba-text-primary, #2F3542);
}

.ba-datatable__pagination {
    display: flex;
    align-items: center;
    gap: var(--ba-space-2, 8px);
}

.ba-datatable__page-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
    padding: 0 var(--ba-space-3, 12px);
    border: 1px solid var(--ba-border-default, #D9DDE5);
    border-radius: 8px;
    background: var(--ba-bg-primary, #FFFFFF);
    color: var(--ba-text-secondary, #667085);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--ba-transition-fast, 0.15s ease);
}

.ba-datatable__page-btn:hover:not(:disabled) {
    border-color: var(--ba-primary, #304FFE);
    color: var(--ba-primary, #304FFE);
}

.ba-datatable__page-btn--active {
    background: var(--ba-primary, #304FFE);
    border-color: var(--ba-primary, #304FFE);
    color: var(--ba-text-inverse, #FFFFFF);
}

.ba-datatable__page-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ==========================================
   Loading State
   ========================================== */
.ba-datatable__loading {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.8);
    z-index: 10;
}

.ba-datatable__spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--ba-border-light, #E4E8EF);
    border-top-color: var(--ba-primary, #304FFE);
    border-radius: 50%;
    animation: ba-spin 0.8s linear infinite;
}

@keyframes ba-spin {
    to { transform: rotate(360deg); }
}

/* ==========================================
   Empty State
   ========================================== */
.ba-datatable__empty {
    padding: var(--ba-space-12, 48px) var(--ba-space-6, 24px);
    text-align: center;
}

.ba-datatable__empty-icon {
    font-size: 48px;
    color: var(--ba-gray-300, #E0E0E0);
    margin-bottom: var(--ba-space-4, 16px);
}

.ba-datatable__empty-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--ba-text-primary, #2F3542);
    margin-bottom: var(--ba-space-2, 8px);
}

.ba-datatable__empty-text {
    font-size: 14px;
    color: var(--ba-text-muted, #98A2B3);
}

/* ==========================================
   Legacy Support: table-striped, table-hover
   ========================================== */
.ba-datatable .table {
    margin: 0;
    border: none;
}

.ba-datatable .table thead tr {
    background: var(--ba-bg-secondary, #F8FAFC);
}

.ba-datatable .table thead th {
    padding: var(--ba-space-3, 12px) var(--ba-space-4, 16px);
    font-size: 13px;
    font-weight: 600;
    color: var(--ba-text-secondary, #667085);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--ba-border-default, #D9DDE5);
    border-top: none;
}

.ba-datatable .table tbody tr {
    transition: background var(--ba-transition-fast, 0.15s ease);
}

.ba-datatable .table tbody tr:hover {
    background: var(--ba-bg-tertiary, #F1F5F9);
}

.ba-datatable .table tbody td {
    padding: var(--ba-space-4, 16px);
    font-size: 14px;
    color: var(--ba-text-primary, #2F3542);
    border-top: none;
    border-bottom: 1px solid var(--ba-border-divider, #EDF1F5);
    vertical-align: middle;
}

.ba-datatable .table tbody tr:last-child td {
    border-bottom: none;
}

/* Striped variant */
.ba-datatable .table-striped tbody tr:nth-of-type(odd) {
    background: var(--ba-gray-50, #FAFAFA);
}

.ba-datatable .table-striped tbody tr:nth-of-type(odd):hover {
    background: var(--ba-bg-tertiary, #F1F5F9);
}

/* ==========================================
   DataTables Plugin Integration
   ========================================== */
.ba-datatable .dataTables_processing {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    padding: var(--ba-space-4, 16px) var(--ba-space-6, 24px);
    background: var(--ba-bg-primary, #FFFFFF);
    border-radius: var(--ba-control-radius-sm, 12px);
    box-shadow: var(--ba-shadow-lg, 0 10px 30px rgba(15, 23, 42, 0.06));
    font-size: 14px;
    color: var(--ba-text-secondary, #667085);
    z-index: 20;
}

.ba-datatable .dataTables_wrapper {
    padding: 0;
}

/* Legacy DataTables pagination */
.ba-datatable .pagination {
    margin: 0;
    gap: var(--ba-space-1, 4px);
}

.ba-datatable .pagination .page-link {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
    padding: 0 var(--ba-space-3, 12px);
    border: 1px solid var(--ba-border-default, #D9DDE5);
    border-radius: 8px;
    background: var(--ba-bg-primary, #FFFFFF);
    color: var(--ba-text-secondary, #667085);
    font-size: 14px;
    font-weight: 500;
    transition: all var(--ba-transition-fast, 0.15s ease);
}

.ba-datatable .pagination .page-item.active .page-link {
    background: var(--ba-primary, #304FFE);
    border-color: var(--ba-primary, #304FFE);
    color: var(--ba-text-inverse, #FFFFFF);
}

.ba-datatable .pagination .page-link:hover {
    border-color: var(--ba-primary, #304FFE);
    color: var(--ba-primary, #304FFE);
    background: var(--ba-bg-primary, #FFFFFF);
}

.ba-datatable .pagination .page-item.disabled .page-link {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ==========================================
   Responsive
   ========================================== */
@media (max-width: 768px) {
    .ba-datatable__toolbar {
        flex-direction: column;
        align-items: stretch;
    }

    .ba-datatable__toolbar-left,
    .ba-datatable__toolbar-right {
        justify-content: space-between;
        width: 100%;
    }

    .ba-datatable__search {
        min-width: 100%;
    }

    .ba-datatable__footer {
        flex-direction: column;
        align-items: stretch;
        text-align: center;
    }

    .ba-datatable__pagination {
        justify-content: center;
    }

    .ba-datatable__th,
    .ba-datatable__td,
    .ba-datatable .table thead th,
    .ba-datatable .table tbody td {
        padding: var(--ba-space-3, 12px);
        font-size: 13px;
    }
}