[data-spec-alternative-section] > .catalog-substitutes-head {
    flex-direction: row;
    flex-wrap: nowrap;
    align-items: center;
    justify-content: flex-start;
}

[data-spec-alternative-section] > .catalog-substitutes-head > div { min-width: 0; }

[data-spec-filter-toggle] {
    position: relative;
    display: grid;
    flex: 0 0 48px;
    width: 48px;
    height: 48px;
    min-width: 48px;
    min-height: 48px;
    padding: 0;
    place-items: center;
    border: 1px solid #cddff3;
    border-radius: 11px;
    background: #fff;
    color: var(--action, #397cb8);
    box-shadow: 0 3px 7px rgba(38, 87, 130, .05);
    cursor: pointer;
}

[data-spec-filter-toggle] svg {
    width: 24px;
    height: 24px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.35;
    stroke-linecap: round;
    stroke-linejoin: round;
}

[data-spec-filter-toggle]:hover { background: #f4f8fc; }
[data-spec-filter-toggle].is-active { border-color: #326faa; background: #326faa; color: #fff; }
[data-spec-filter-toggle]:focus-visible { outline: 2px solid var(--action, #397cb8); outline-offset: 3px; }
[data-spec-filter-toggle]:disabled { opacity: .5; cursor: wait; }
[data-spec-filter-toggle][hidden], [data-spec-filter-toggle] [hidden] { display: none !important; }
[data-spec-filter-toggle]::after { left: auto; right: 0; transform: translateY(3px); }
[data-spec-filter-toggle]:is(:hover, :focus-visible)::after { transform: translateY(0); }
[data-spec-filter-toggle][aria-expanded="true"]::after { opacity: 0; }

[data-spec-filter-badge] {
    position: absolute;
    top: -5px;
    right: -5px;
    display: grid;
    min-width: 19px;
    height: 19px;
    padding: 0 4px;
    place-items: center;
    border: 2px solid #fff;
    border-radius: 20px;
    background: #326faa;
    color: #fff;
    font-size: 10px;
    font-weight: 750;
    line-height: 1;
}

.spec-filter-dialog .shop-filter-header > div { min-width: 0; }
.spec-filter-dialog .shop-filter-heading-icon svg { stroke-width: 1.35; }
.spec-filter-dialog .shop-filter-content { max-height: min(430px, 55dvh); padding: 0 14px 14px; }
.spec-filter-dialog .shop-filter-reset { flex-shrink: 0; }
.spec-filter-dialog .shop-filter-apply:disabled { opacity: .6; cursor: wait; }

.spec-filter-dialog .spec-filter-group {
    min-width: 0;
    margin: 0;
    padding: 0;
    border: 0;
    border-bottom: 1px solid var(--shop-line);
    border-radius: 0;
    background: transparent;
    box-shadow: none;
}

.spec-filter-dialog .spec-filter-group:last-child { border-bottom: 0; }

.spec-filter-dialog .spec-filter-group-heading {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) 16px;
    align-items: center;
    gap: 12px;
    min-height: 57px;
    margin: 0;
    padding: 13px 8px;
    border: 0;
    border-radius: 9px;
    background: transparent;
    color: var(--shop-ink);
    font-size: .83rem;
    line-height: 1.4;
    list-style: none;
    cursor: pointer;
}

.spec-filter-dialog .spec-filter-group-heading::-webkit-details-marker { display: none; }
.spec-filter-dialog .spec-filter-group-heading::marker { content: ""; }
.spec-filter-dialog .spec-filter-group-heading:hover { background: var(--shop-soft); }
.spec-filter-dialog .spec-filter-group-heading:focus-visible { outline: 2px solid var(--action); outline-offset: -2px; }
.spec-filter-dialog .spec-filter-field-name { font-weight: 650; }
.spec-filter-dialog .spec-filter-selected-value { color: var(--shop-muted); font-size: .78rem; text-align: right; }
.spec-filter-dialog .spec-filter-group.is-active .spec-filter-selected-value { color: var(--action); font-weight: 650; }

.spec-filter-dialog :is(.spec-filter-field-name, .spec-filter-selected-value, .spec-filter-value) {
    display: block;
    min-width: 0;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}

.spec-filter-dialog .spec-filter-chevron { width: 16px; height: 16px; color: var(--shop-muted); transition: transform 120ms ease; }
.spec-filter-dialog .spec-filter-group[open] .spec-filter-chevron { transform: rotate(180deg); }

.spec-filter-dialog .spec-filter-search {
    display: block;
    width: calc(100% - 16px);
    min-width: 0;
    height: 42px;
    min-height: 42px;
    margin: 0 8px 9px;
    padding: 0 12px;
    border: 1px solid var(--shop-line);
    border-radius: 10px;
    background: var(--shop-soft);
    color: var(--shop-ink);
    box-shadow: none;
    font-size: .8rem;
}

.spec-filter-dialog .spec-filter-search::placeholder { color: var(--shop-muted); opacity: 1; }
.spec-filter-dialog .spec-filter-options { display: grid; gap: 3px; min-width: 0; margin: 0; padding: 0 0 12px; list-style: none; }

.spec-filter-dialog .spec-filter-option {
    display: flex;
    align-items: center;
    gap: 11px;
    min-width: 0;
    min-height: 43px;
    margin: 0;
    padding: 9px 10px;
    border: 1px solid transparent;
    border-radius: 10px;
    color: var(--shop-ink);
    font-size: .8rem;
    font-weight: 400;
    line-height: 1.4;
    cursor: pointer;
}

.spec-filter-dialog .spec-filter-option:hover { background: var(--shop-soft); }
.spec-filter-dialog .spec-filter-option:has(input:checked) { border-color: #d5e6f7; background: #f0f6fd; }

.spec-filter-dialog .spec-filter-option input[type="radio"] {
    flex: 0 0 18px;
    width: 18px;
    height: 18px;
    min-height: 0;
    margin: 0;
    padding: 0;
    accent-color: #397cb8;
    cursor: pointer;
}

.spec-filter-dialog .spec-filter-value { flex: 1 1 0; }
.spec-filter-dialog .spec-filter-option-count { flex: 0 0 auto; min-width: 3ch; color: var(--shop-muted); font-size: .72rem; font-variant-numeric: tabular-nums; text-align: right; white-space: nowrap; }
.spec-filter-dialog .spec-filter-empty { margin: 0; padding: 16px 10px; color: var(--shop-muted); font-size: .8rem; line-height: 1.5; }
.spec-filter-dialog .spec-filter-error { margin: 0 0 12px; color: #a54040; font-size: .78rem; line-height: 1.5; }

html[data-design="blue"] [data-spec-filter-toggle] { border-color: #45678c; background: #101e31; color: #a3ceef; }
html[data-design="blue"] [data-spec-filter-toggle]:hover { background: #17283e; }
html[data-design="blue"] [data-spec-filter-toggle].is-active { background: #326faa; color: #fff; }
html[data-design="blue"] .spec-filter-dialog .spec-filter-option:has(input:checked) { border-color: #45678c; background: #1a324e; }
html[data-design="blue"] .spec-filter-dialog .spec-filter-error { color: #f0a6a6; }

@media (max-width: 600px) {
    .spec-filter-dialog .shop-filter-content { max-height: 55dvh; padding-right: 12px; padding-left: 12px; }
    .spec-filter-dialog .spec-filter-group-heading { gap: 9px; min-height: 56px; }
    .spec-filter-dialog .spec-filter-option { min-height: 46px; }
}

@media (prefers-reduced-motion: reduce) {
    .spec-filter-dialog .spec-filter-chevron { transition: none; }
}