[data-item-groups-page] [hidden], .item-groups-dialog [hidden] { display: none !important; }
.item-groups-dialog, .item-groups-dialog *, .item-groups-toolbar, .item-groups-toolbar * { box-sizing: border-box; }
.item-groups-toolbar { padding: 18px; margin: 20px 0; color: var(--site-text); background: var(--site-surface); border: 1px solid var(--site-border); border-radius: 8px; }
.item-groups-toolbar h2 { font-size: 1.3rem; margin: 0 0 12px; }
.item-groups-filters, .item-groups-actions { display: flex; flex-wrap: wrap; gap: 8px; margin: 12px 0; }
.item-groups-toolbar button, .item-groups-dialog button { border: 1px solid var(--site-border); border-radius: var(--site-button-radius); background: var(--site-surface); color: var(--site-text); padding: 8px 12px; cursor: pointer; }
.item-groups-filters button[aria-pressed="true"] { color: var(--site-button-color) !important; background: var(--site-button-background); border-color: currentColor; font-weight: bold; }
.item-groups-toolbar button:disabled, .item-groups-dialog button:disabled { opacity: .5; cursor: default; }
.item-groups-dialog {
    --ig-ink: var(--site-text-strong);
    --ig-text: var(--site-text);
    --ig-muted: var(--site-text-muted);
    --ig-subtle: var(--site-text-subtle);
    --ig-line: var(--site-border);
    --ig-divider: var(--site-divider);
    --ig-surface: var(--site-surface);
    --ig-soft: var(--site-surface-soft);
    --ig-inset: var(--site-surface-inset);
    --ig-raised: var(--site-surface-raised);
    color: var(--ig-text); background: var(--ig-surface); border: 1px solid var(--ig-line);
    border-radius: 22px; padding: 0; width: min(590px, calc(100% - 32px));
    max-height: min(90vh, 850px); max-height: min(90dvh, 850px); overflow: auto; margin: auto;
    box-shadow: var(--site-modal-shadow); font: 400 14px/1.5 'Poppins', system-ui, sans-serif;
    text-align: left; animation: item-groups-enter .18s ease-out;
}
.item-groups-dialog::backdrop { background: var(--site-modal-backdrop); backdrop-filter: blur(5px); }
.item-groups-dialog-header { position: relative; display: flex; align-items: center; gap: 18px; padding: 20px!important; border-bottom: 1px solid var(--ig-divider); background: var(--ig-soft); }
.item-groups-dialog-icon { flex: 0 0 44px; width: 44px; height: 44px; display: grid; place-items: center; color: var(--ig-subtle); border: 1px solid var(--ig-line); border-radius: 14px; background: var(--ig-surface);  }
.item-groups-dialog-icon::before, .item-groups-card-icon::before { content: ''; width: 21px; height: 16px; display: block; border: 1.7px solid currentColor; border-radius: 3px; }
.item-groups-dialog-icon::after, .item-groups-card-icon::after { content: ''; position: absolute; width: 10px; height: 4px; border: 1.7px solid currentColor; border-bottom: 0; border-radius: 3px 3px 0 0; transform: translate(-5px, -10px); }
.item-groups-dialog-saved .item-groups-dialog-icon { color: var(--acc-success-text); background: var(--acc-success); border-color: var(--acc-success-soft); }
.item-groups-dialog-saved .item-groups-dialog-icon::before { width: 17px; height: 10px; border-width: 0 0 2px 2px; border-radius: 0; transform: translateY(-2px) rotate(-45deg); }
.item-groups-dialog-saved .item-groups-dialog-icon::after { display: none; }
.item-groups-dialog-eyebrow { display: block; font-size: 10px; font-weight: 700; letter-spacing: .12em; color: var(--ig-muted); margin-bottom: 6px; }
.item-groups-dialog .item-groups-dialog-title { color: var(--ig-ink); font-size: 23px; font-weight: 650; letter-spacing: -.035em; line-height: 1.25; margin: 0; padding: 0; text-align: left; }
.item-groups-dialog .item-groups-dialog-description { color: var(--ig-muted); font-size: 13px; line-height: 1.65; margin: 10px 0 0; }
.item-groups-dialog button { font: inherit; font-weight: 600; border-radius: 10px; padding: 10px 16px; border-color: var(--ig-line); transition: background .15s, border-color .15s, box-shadow .15s; }
.item-groups-dialog button:hover:not(:disabled) { background: var(--ig-raised); border-color: var(--site-border); }
.item-groups-dialog button.item-groups-dialog-dismiss { position: absolute; top: 22px; right: 22px; width: 30px; height: 30px; padding: 0; border: 0; background: transparent; color: var(--ig-muted); font: 24px/1 system-ui, sans-serif; }
.item-groups-dialog-content { padding: 24px 28px; }
.item-groups-dialog h3 { margin: 0; padding: 0; color: var(--ig-ink); font: 600 13px/1.5 'Poppins', system-ui, sans-serif; text-align: left; }
.item-groups-list-heading { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 12px; }
.item-groups-list-heading > span { color: var(--ig-muted); font-size: 12px; }
.item-groups-options { display: grid; gap: 9px; max-height: 28vh; overflow-y: auto; padding: 3px; margin: -3px; scrollbar-width: thin; }
.item-groups-options label { position: relative; display: flex; align-items: center; gap: 12px; margin: 0; padding: 13px 15px; border: 1px solid var(--ig-line); border-radius: 12px; background: var(--ig-surface); color: var(--ig-text); cursor: pointer; transition: border-color .15s, background .15s; }
.item-groups-options label:hover { background: var(--ig-soft); border-color: var(--site-border); }
.item-groups-options label:has(input:checked) { border-color: var(--site-accent); background: var(--site-modal-selected-bg); box-shadow: inset 0 0 0 1px var(--site-accent); color: var(--ig-ink); }
.item-groups-options input { flex: 0 0 18px; width: 18px; height: 18px; margin: 0; accent-color: var(--site-action); cursor: pointer; }
.item-groups-card-icon { position: relative; display: grid; place-items: center; flex: 0 0 30px; width: 30px; height: 28px; color: var(--ig-subtle); }
.item-groups-card-name { min-width: 0; overflow-wrap: anywhere; font-weight: 500; }
.item-groups-create-area { margin-top: 23px; padding-top: 20px; border-top: 1px solid var(--ig-line); }
.item-groups-name { margin-top: 12px; display: flex; flex-wrap: wrap; align-items: end; gap: 10px; }
.item-groups-name label { flex: 1 1 200px; min-width: 0; margin: 0; color: var(--ig-muted); font-size: 12px; font-weight: 500; }
.item-groups-name input { display: block; width: 100%; margin-top: 6px; min-height: 43px; padding: 10px 12px; border: 1px solid var(--acc-border-input); border-radius: 10px; color: var(--ig-text); background: var(--ig-inset); font: 400 13px/1.5 'Poppins', system-ui, sans-serif; box-shadow: none; }
.item-groups-name input::placeholder { color: var(--acc-placeholder); }
.item-groups-dialog .item-groups-dialog-footer { position: sticky; bottom: 0; display: flex; justify-content: flex-end; flex-wrap: wrap; gap: 10px; padding: 18px 28px; margin: 0; border-top: 1px solid var(--ig-divider); background: var(--ig-surface); }
.item-groups-dialog .item-groups-primary { color: var(--site-button-color) !important; background: var(--site-button-background); border: 1px solid transparent; min-width: 140px; box-shadow: var(--site-button-shadow); }
.item-groups-dialog .item-groups-primary:hover:not(:disabled) { background: var(--site-button-hover-background); border-color: transparent; box-shadow: var(--site-button-hover-shadow); }
.item-groups-dialog .item-groups-secondary { color: var(--ig-muted); background: transparent; border-color: transparent; }
.item-groups-dialog .item-groups-dialog-message { margin: 0 28px 20px; padding: 12px 14px; border-radius: 10px; border: 1px solid var(--acc-danger-border); background: var(--acc-danger-soft-bg); color: var(--acc-danger-text); font-size: 13px; }
.item-groups-dialog-message:empty { display: none; }
.item-groups-dialog .item-groups-no-groups { margin: 0; padding: 20px; background: var(--ig-soft); color: var(--ig-muted); border: 1px dashed var(--ig-line); border-radius: 12px; text-align: center; }
.item-groups-dialog :is(button, input):focus-visible { outline: 3px solid var(--site-button-focus-color); outline-offset: 3px; }
.item-groups-dialog[aria-busy="true"] .item-groups-dialog-content { cursor: progress; }
@keyframes item-groups-enter { from { opacity: 0; transform: translateY(8px) scale(.99); } to { opacity: 1; transform: none; } }
@media (max-width: 480px) {
    .item-groups-dialog { width: calc(100% - 24px); border-radius: 18px; }
    .item-groups-dialog-header { padding: 27px 48px 24px 24px; gap: 14px; }
    .item-groups-dialog-icon { flex-basis: 36px; width: 36px; height: 36px; border-radius: 11px; }
    .item-groups-dialog .item-groups-dialog-title { font-size: 20px; }
    .item-groups-dialog-content { padding: 20px; }
    .item-groups-dialog .item-groups-dialog-footer { padding: 16px 20px; }
    .item-groups-name label { flex-basis: 100%; }
    .item-groups-name button { width: 100%; }
    .item-groups-dialog .item-groups-dialog-message { margin: 0 20px 16px; }
}
@media (prefers-reduced-motion: reduce) {
    .item-groups-dialog { animation: none; }
    .item-groups-dialog button, .item-groups-options label { transition: none; }
}