/* ══════════════════════════════════════════════════════════════
   itbl — Interactive Table Component
   Filtros, ordenação, busca global, resize de colunas
   ══════════════════════════════════════════════════════════════ */

/* ── Base ── */
.itbl-wrap { overflow-x: auto; }

.itbl {
    width: 100%;
    border-collapse: collapse;
    table-layout: fixed;
}
.itbl th, .itbl td {
    padding: 8px 10px;
    vertical-align: middle;
    border-bottom: 1px solid var(--edx-border, #e2e8f0);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: var(--edx-text, #2c3e50);
}
.itbl tbody tr:hover { background: rgba(91,155,213,0.06); }
[data-theme="dark"] .itbl tbody tr:hover { background: rgba(91,155,213,0.12); }

/* ── Header ── */
.itbl th {
    position: relative;
    user-select: none;
    background: var(--edx-card-bg, #fff);
    padding: 10px 10px;
    border-bottom: 2px solid var(--edx-border, #e2e8f0);
}
.th-label {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    color: var(--edx-text-muted, #6c7a89);
    cursor: pointer;
    line-height: 1.2;
    padding: 2px 4px;
    border-radius: 4px;
    transition: background 0.15s;
}
.th-label:hover {
    background: rgba(91,155,213,0.1);
    color: var(--edx-accent, #5b9bd5);
}
.th-label .col-icon {
    font-size: 0.65rem;
    opacity: 0.4;
    transition: opacity 0.15s;
}
.th-label:hover .col-icon { opacity: 0.8; }

/* Indicador de filtro/sort ativo */
.th-label.has-filter {
    color: var(--edx-accent, #5b9bd5);
}
.th-label.has-filter .col-icon {
    opacity: 1;
    color: var(--edx-accent, #5b9bd5);
}

/* ── Popup dropdown do cabeçalho ── */
.col-popup {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    z-index: 1050;
    min-width: 200px;
    max-width: 280px;
    background: var(--edx-card-bg, #fff);
    border: 1px solid var(--edx-border, #e2e8f0);
    border-radius: 8px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.15);
    padding: 6px 0;
    font-size: 0.82rem;
    font-weight: 400;
    text-transform: none;
    letter-spacing: 0;
    white-space: normal;
}
.col-popup.show { display: block; }
[data-theme="dark"] .col-popup {
    box-shadow: 0 8px 24px rgba(0,0,0,0.4);
}

.col-popup .popup-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 7px 14px;
    cursor: pointer;
    color: var(--edx-text, #2c3e50);
    transition: background 0.1s;
}
.col-popup .popup-item:hover {
    background: rgba(91,155,213,0.08);
}
.col-popup .popup-item.active {
    color: var(--edx-accent, #5b9bd5);
    font-weight: 600;
}
.col-popup .popup-item i { font-size: 0.85rem; width: 16px; text-align: center; }

.col-popup .popup-divider {
    height: 1px;
    background: var(--edx-border, #e2e8f0);
    margin: 4px 0;
}

.col-popup .popup-filter-input {
    margin: 4px 10px 6px;
    width: calc(100% - 20px);
    font-size: 0.8rem;
    padding: 5px 8px;
    border: 1px solid var(--edx-border, #e2e8f0);
    border-radius: 4px;
    background: var(--edx-card-bg, #fff);
    color: var(--edx-text, #2c3e50);
    outline: none;
}
.col-popup .popup-filter-input:focus {
    border-color: var(--edx-accent, #5b9bd5);
    box-shadow: 0 0 0 2px rgba(91,155,213,0.15);
}

.col-popup .popup-check-list {
    max-height: 180px;
    overflow-y: auto;
    padding: 0 10px 4px;
}
.col-popup .popup-check-item {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 3px 4px;
    cursor: pointer;
    border-radius: 3px;
    font-size: 0.8rem;
    color: var(--edx-text, #2c3e50);
}
.col-popup .popup-check-item:hover {
    background: rgba(91,155,213,0.08);
}
.col-popup .popup-check-item input[type="checkbox"] {
    accent-color: var(--edx-accent, #5b9bd5);
}

.col-popup .popup-clear {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    padding: 6px 14px;
    cursor: pointer;
    color: var(--edx-danger, #dc3545);
    font-size: 0.78rem;
    transition: background 0.1s;
}
.col-popup .popup-clear:hover {
    background: rgba(220,53,69,0.06);
}

/* ── Resize handle ── */
.itbl th .resize-handle {
    position: absolute; right: 0; top: 0; bottom: 0;
    width: 5px; cursor: col-resize; background: transparent;
}
.itbl th .resize-handle:hover,
.itbl th .resize-handle.active { background: var(--edx-accent, #5b9bd5); opacity: 0.5; }

/* ── Toolbar ── */
.itbl-toolbar {
    display: flex; align-items: center; justify-content: space-between;
    gap: 12px; padding: 10px 16px;
    border-bottom: 1px solid var(--edx-border, #e2e8f0);
}
.itbl-search { max-width: 280px; font-size: 0.85rem; }
.itbl-count { font-size: 0.8rem; color: var(--edx-text-muted, #6c7a89); }

/* ── Row states ── */
.itbl tr.row-inactive { opacity: 0.55; }

/* ── Cell styles ── */
.itbl td.cell-muted { color: var(--edx-text-muted, #6c7a89); font-size: 0.85rem; }
.itbl td.cell-small { font-size: 0.82rem; }