.filterprogrid-element {
    display: block;
    --fpg-color: #222;
    --fpg-muted: rgba(34, 34, 34, 0.68);
    --fpg-border: rgba(34, 34, 34, 0.14);
    --fpg-border-strong: rgba(34, 34, 34, 0.3);
    --fpg-background: #fff;
    --fpg-hover-background: #f4f4f4;
    --fpg-active-background: #222;
    --fpg-active-color: #fff;
}

/* Inherit YOOtheme/UIkit inverse colors inside dark sections and cards. */
.uk-light .filterprogrid-element,
.filterprogrid-element.uk-card-primary,
.filterprogrid-element.uk-card-secondary,
.filterprogrid-element.uk-tile-primary,
.filterprogrid-element.uk-tile-secondary {
    --fpg-color: #fff;
    --fpg-muted: rgba(255, 255, 255, 0.7);
    --fpg-border: rgba(255, 255, 255, 0.3);
    --fpg-border-strong: rgba(255, 255, 255, 0.6);
    --fpg-background: transparent;
    --fpg-hover-background: rgba(255, 255, 255, 0.12);
    --fpg-active-background: #fff;
    --fpg-active-color: #222;
}

.filterprogrid-element__inner {
    display: grid;
    gap: 14px;
}

.filterprogrid-element__title {
    margin: 0;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--fpg-color);
}

.filterprogrid-element__controls {
    display: grid;
    gap: 14px;
}

.filterprogrid-element__group {
    display: grid;
    gap: 8px;
    min-width: 0;
}

.filterprogrid-element__group-header {
    display: flex;
    align-items: center;
    /* --fpg-justify mirrors the element's computed text-align (set by JS),
       so the builder's Text Alignment setting also aligns the flex rows. */
    justify-content: var(--fpg-justify, flex-start);
    gap: 8px;
}

/* Header without label and reset (e.g. Taxonomy Labels disabled). */
.filterprogrid-element__group-header:empty {
    display: none;
}

.filterprogrid-element__group-label {
    margin: 0;
    font-size: 0.84rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    color: var(--fpg-muted);
}

.filterprogrid-element__group-controls {
    display: flex;
    flex-wrap: wrap;
    justify-content: var(--fpg-justify, flex-start);
    gap: 8px;
    min-width: 0;
}

.filterprogrid-element__reset {
    flex: 0 0 auto;
    width: 22px;
    height: 22px;
    border: 1px solid var(--fpg-border);
    background: var(--fpg-background);
    color: var(--fpg-muted);
    border-radius: 999px;
    padding: 0;
    font: inherit;
    font-size: 0.9rem;
    line-height: 1;
    cursor: pointer;
    transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.filterprogrid-element__reset:hover,
.filterprogrid-element__reset:focus-visible {
    background: var(--fpg-hover-background);
    color: var(--fpg-color);
    border-color: var(--fpg-border-strong);
}

.filterprogrid-element__button {
    border: 1px solid var(--fpg-border);
    background: var(--fpg-background);
    color: var(--fpg-color);
    border-radius: 999px;
    padding: 0.5rem 0.9rem;
    font: inherit;
    line-height: 1.2;
    cursor: pointer;
    transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.filterprogrid-element__button {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.filterprogrid-element__button.is-active,
.filterprogrid-element__button:hover {
    background: var(--fpg-active-background);
    color: var(--fpg-active-color);
    border-color: var(--fpg-active-background);
}

.filterprogrid-element__button.is-child {
    font-size: 0.9em;
    padding: 0.4rem 0.75rem;
}

.filterprogrid-element__button.is-child::before {
    content: "–";
    opacity: 0.5;
}

/* "Hide empty terms" setting: the hidden attribute must win over the
   display set by the control classes. */
.filterprogrid-element__button[hidden],
.filterprogrid-element__option[hidden],
.filterprogrid-element__tabs > li[hidden] {
    display: none !important;
}

.filterprogrid-element__button.is-disabled,
.filterprogrid-element__button.is-disabled:hover {
    background: var(--fpg-background);
    color: var(--fpg-color);
    border-color: var(--fpg-border);
    opacity: 0.4;
    cursor: not-allowed;
}

/* Live facet badge (result count per term). */
.filterprogrid-element__count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 18px;
    height: 18px;
    padding: 0 5px;
    border-radius: 999px;
    background: rgba(127, 127, 127, 0.22);
    color: inherit;
    font-size: 0.72rem;
    font-weight: 600;
    line-height: 1;
}

/* Drill-down: parents row on top, children row revealed underneath. */
.filterprogrid-element__group-controls.is-drilldown {
    flex-direction: column;
    align-items: var(--fpg-justify, flex-start);
}

.filterprogrid-element__row {
    display: flex;
    flex-wrap: wrap;
    justify-content: var(--fpg-justify, flex-start);
    gap: 8px;
}

.filterprogrid-element__row-children {
    border-left: 2px solid var(--fpg-border);
    padding-left: 10px;
}

/* Tabs control: native uk-tab markup styled by the active theme; only
   layout details are adjusted here. */
.filterprogrid-element__tabs {
    flex: 1 1 100%;
    margin-bottom: 0;
    justify-content: var(--fpg-justify, flex-start);
}

.filterprogrid-element__tabs > * > a {
    display: flex;
    align-items: center;
    gap: 6px;
}

.filterprogrid-element__tabs > .is-child > a {
    font-size: 0.9em;
}

.filterprogrid-element__tabs > .is-child > a::before {
    content: "–";
    opacity: 0.5;
}

.filterprogrid-element__dropdown {
    position: relative;
    width: max-content;
    min-width: min(220px, 100%);
    max-width: 100%;
}

/* Optional element setting: dropdowns stretch to the full column width. */
.filterprogrid-element.is-fullwidth .filterprogrid-element__dropdown {
    width: 100%;
}

.filterprogrid-element__dropdown-toggle {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    border: 1px solid var(--fpg-border);
    background: var(--fpg-background);
    color: var(--fpg-color);
    border-radius: 12px;
    padding: 0.7rem 0.9rem;
    font: inherit;
    line-height: 1.2;
    text-align: left;
    cursor: pointer;
    transition: border-color 0.2s ease;
}

.filterprogrid-element__dropdown-toggle:hover,
.filterprogrid-element__dropdown-toggle:focus-visible,
.filterprogrid-element__dropdown-toggle[aria-expanded="true"] {
    border-color: var(--fpg-border-strong);
}

.filterprogrid-element__dropdown-label {
    flex: 1 1 auto;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.filterprogrid-element__dropdown-count {
    flex: none;
    min-width: 20px;
    height: 20px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0 6px;
    border-radius: 999px;
    background: var(--fpg-active-background);
    color: var(--fpg-active-color);
    font-size: 0.75rem;
    font-weight: 600;
    line-height: 1;
}

.filterprogrid-element__dropdown-caret {
    flex: none;
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 6px solid currentColor;
    transition: transform 0.2s ease;
}

.filterprogrid-element__dropdown-toggle[aria-expanded="true"] .filterprogrid-element__dropdown-caret {
    transform: rotate(180deg);
}

/* The floating panel keeps a solid light surface in every context. */
.filterprogrid-element__dropdown-panel {
    position: absolute;
    z-index: 100;
    top: calc(100% + 6px);
    left: 0;
    min-width: 100%;
    max-height: 260px;
    overflow: auto;
    background: #fff;
    color: #222;
    border: 1px solid rgba(34, 34, 34, 0.14);
    border-radius: 12px;
    padding: 6px;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.12);
}

.filterprogrid-element__option {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 0.45rem 0.6rem;
    border-radius: 8px;
    cursor: pointer;
    white-space: nowrap;
}

.filterprogrid-element__option:hover {
    background: #f4f4f4;
}

.filterprogrid-element__option input {
    margin: 0;
    cursor: pointer;
    accent-color: #222;
}

.filterprogrid-element__option.is-child {
    margin-left: 1.2rem;
}

.filterprogrid-element__option.is-disabled {
    opacity: 0.45;
    cursor: not-allowed;
}

.filterprogrid-element__option .filterprogrid-element__count {
    margin-left: auto;
    background: rgba(34, 34, 34, 0.1);
}

.filterprogrid-element__status {
    margin: 0;
    font-size: 0.85rem;
    color: var(--fpg-muted);
}

/* Screen-reader-only live region announcing filter results. */
.filterprogrid-element__live {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.filterprogrid-element.is-preview .filterprogrid-element__controls {
    opacity: 0.65;
}