/* --------------------------------------------------
   Sticky Table Header
   z-index: 9 works in both v3 and v4
   (z-index: 10 conflicts with dropdowns in v3)
-------------------------------------------------- */
.fi-ta-table thead {
    position: sticky !important;
    top: 0;
    z-index: 9;
}

/* Remove border between header rows (v3) */
.fi-ta-table thead tr + tr {
    border-top-width: 0 !important;
}

/* Remove border between group header rows (v4) */
.fi-ta-table thead tr.fi-ta-table-head-groups-row {
    border-bottom-width: 0 !important;
}

/* Dark mode background */
.dark .fi-ta-table thead {
    background-color: rgb(24, 24, 27);
}

/* --------------------------------------------------
   Scrollable Table Container
   Supports v3 (.fi-ta-content) and v4 (.fi-ta-content-ctn)
-------------------------------------------------- */
.fi-ta-content,
.fi-ta-content-ctn {
    max-height: calc(100vh - 20rem);
    overflow-y: auto;
    position: relative;
}