.amexx-filter {
    --amexx-navy: #003366;
    --amexx-blue: #0084FF;
    --amexx-ink: #1f2937;
    --amexx-muted: #627D98;
    --amexx-line: #E3EDF5;
    --amexx-soft: #FAFCFD;
    --amexx-radius: 10px;

    position: relative;
    font-size: 14px;
    line-height: 1.4;
    color: var(--amexx-ink);
}

.amexx-filter *,
.amexx-filter *::before,
.amexx-filter *::after {
    box-sizing: border-box;
}

.amexx-filter__panel {
    position: relative;
    background: #fff;
    border: 1px solid var(--amexx-line);
    border-radius: var(--amexx-radius);
    box-shadow: 0 2px 12px rgba(0, 51, 102, 0.06);
    overflow: hidden;
}

.amexx-filter__head {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 16px;
    background: var(--amexx-soft);
    border-bottom: 1px solid var(--amexx-line);
}

.amexx-filter__title {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 0;
    flex: 1 1 auto;
    font-size: 15px;
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    color: var(--amexx-navy);
}

.amexx-filter__title-icon,
.amexx-filter__trigger-icon {
    width: 16px;
    height: 16px;
    flex: 0 0 16px;
    background-color: currentColor;
    -webkit-mask: no-repeat center / contain;
    mask: no-repeat center / contain;
    -webkit-mask-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M3 5h18l-7 8v6l-4 2v-8z'/%3E%3C/svg%3E");
    mask-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M3 5h18l-7 8v6l-4 2v-8z'/%3E%3C/svg%3E");
}

.amexx-filter__badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 20px;
    height: 20px;
    padding: 0 6px;
    border-radius: 10px;
    background: var(--amexx-blue);
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    line-height: 1;
}

.amexx-filter__close {
    display: none;
    width: 32px;
    height: 32px;
    padding: 0;
    border: 0;
    border-radius: 8px;
    background: #fff;
    color: var(--amexx-navy);
    font-size: 22px;
    line-height: 1;
    cursor: pointer;
}

.amexx-filter__result {
    margin: 0;
    padding: 10px 16px;
    border-bottom: 1px solid var(--amexx-line);
    font-size: 13px;
    color: var(--amexx-muted);
}

.amexx-filter__result strong {
    color: var(--amexx-navy);
}

.amexx-filter__active {
    padding: 12px 16px;
    border-bottom: 1px solid var(--amexx-line);
    background: #fff;
}

.amexx-filter__active-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 8px;
    font-size: 12px;
    color: var(--amexx-muted);
}

.amexx-filter__clear {
    color: var(--amexx-blue);
    font-weight: 600;
    text-decoration: none;
}

.amexx-filter__clear:hover {
    text-decoration: underline;
}

.amexx-filter__chips {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.amexx-filter__chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    max-width: 100%;
    padding: 5px 9px;
    border: 1px solid #D6E8F7;
    border-radius: 999px;
    background: #F1F8FE;
    color: var(--amexx-navy);
    font-size: 12px;
    line-height: 1.2;
    text-decoration: none;
    transition: background 0.2s ease, border-color 0.2s ease;
}

.amexx-filter__chip span:first-child {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 210px;
}

.amexx-filter__chip:hover {
    background: #E1F0FE;
    border-color: var(--amexx-blue);
}

.amexx-filter__chip-x {
    font-size: 14px;
    line-height: 1;
    color: var(--amexx-muted);
}

.amexx-filter__groups {
    max-height: none;
}

.amexx-filter__group {
    border-bottom: 1px solid var(--amexx-line);
}

.amexx-filter__group:last-child {
    border-bottom: 0;
}

.amexx-filter__summary {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 13px 16px;
    cursor: pointer;
    list-style: none;
    user-select: none;
    font-weight: 600;
    color: var(--amexx-navy);
}

.amexx-filter__summary::-webkit-details-marker {
    display: none;
}

.amexx-filter__summary:hover {
    background: var(--amexx-soft);
}

.amexx-filter__summary-label {
    flex: 1 1 auto;
    overflow: hidden;
    text-overflow: ellipsis;
}

.amexx-filter__summary-count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 18px;
    height: 18px;
    padding: 0 5px;
    border-radius: 9px;
    background: var(--amexx-blue);
    color: #fff;
    font-size: 11px;
    font-weight: 700;
}

.amexx-filter__caret {
    width: 9px;
    height: 9px;
    flex: 0 0 9px;
    border-right: 2px solid var(--amexx-muted);
    border-bottom: 2px solid var(--amexx-muted);
    transform: rotate(45deg) translate(-2px, -2px);
    transition: transform 0.2s ease;
}

.amexx-filter__group[open] > .amexx-filter__summary .amexx-filter__caret {
    transform: rotate(-135deg) translate(-2px, -2px);
}

.amexx-filter__body {
    padding: 0 16px 14px;
}

.amexx-filter__search {
    position: relative;
    margin-bottom: 8px;
}

.amexx-filter__search-input {
    width: 100%;
    height: 34px;
    padding: 0 10px;
    border: 1px solid var(--amexx-line);
    border-radius: 8px;
    background: var(--amexx-soft);
    font-size: 13px;
    color: var(--amexx-ink);
}

.amexx-filter__search-input:focus {
    outline: none;
    border-color: var(--amexx-blue);
    background: #fff;
}

.amexx-filter__options {
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    overscroll-behavior: contain;
}

.amexx-filter__options.is-collapsed {
    position: relative;
    max-height: calc(var(--amexx-rows, 8) * 34px);
    overflow: hidden;
    -webkit-mask-image: linear-gradient(to bottom, #000 calc(100% - 26px), transparent 100%);
    mask-image: linear-gradient(to bottom, #000 calc(100% - 26px), transparent 100%);
}

.amexx-filter__options.is-expanded {
    max-height: calc(var(--amexx-rows, 8) * 34px + 120px);
    overflow-y: auto;
}

.amexx-filter__opt {
    display: flex;
    align-items: center;
    gap: 9px;
    min-height: 32px;
    padding: 4px 2px;
    color: var(--amexx-ink);
    font-size: 13px;
    text-decoration: none;
    border-radius: 6px;
    transition: background 0.15s ease, color 0.15s ease;
}

.amexx-filter__opt:hover {
    background: var(--amexx-soft);
    color: var(--amexx-navy);
}

.amexx-filter__opt.is-hidden {
    display: none;
}

.amexx-filter__opt.is-empty {
    opacity: 0.45;
}

.amexx-filter__box {
    position: relative;
    width: 17px;
    height: 17px;
    flex: 0 0 17px;
    border: 1.5px solid #C3D6E6;
    border-radius: 4px;
    background: #fff;
    transition: border-color 0.15s ease, background 0.15s ease;
}

.amexx-filter__opt:hover .amexx-filter__box {
    border-color: var(--amexx-blue);
}

.amexx-filter__opt.is-checked .amexx-filter__box {
    border-color: var(--amexx-blue);
    background: var(--amexx-blue);
}

.amexx-filter__opt.is-checked .amexx-filter__box::after {
    content: "";
    position: absolute;
    left: 5px;
    top: 1px;
    width: 4px;
    height: 9px;
    border-right: 2px solid #fff;
    border-bottom: 2px solid #fff;
    transform: rotate(42deg);
}

.amexx-filter__opt-name {
    flex: 1 1 auto;
    display: flex;
    align-items: center;
    gap: 6px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.amexx-filter__opt.is-checked .amexx-filter__opt-name {
    font-weight: 600;
    color: var(--amexx-navy);
}

.amexx-filter__opt-count {
    flex: 0 0 auto;
    padding: 1px 6px;
    border-radius: 999px;
    background: #F1F5F9;
    color: var(--amexx-muted);
    font-size: 11px;
    font-weight: 600;
}

.amexx-filter__dot {
    width: 8px;
    height: 8px;
    flex: 0 0 8px;
    border-radius: 50%;
}

.amexx-filter__dot--green {
    background: #16a34a;
}

.amexx-filter__dot--red {
    background: #dc2626;
}

.amexx-filter__more {
    margin-top: 6px;
    padding: 0;
    border: 0;
    background: none;
    color: var(--amexx-blue);
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
}

.amexx-filter__more:hover {
    text-decoration: underline;
}

.amexx-filter__note {
    margin: 6px 0 0;
    font-size: 11px;
    color: var(--amexx-muted);
}

.amexx-filter__price {
    display: flex;
    align-items: flex-end;
    gap: 6px;
}

.amexx-filter__price-field {
    flex: 1 1 0;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 3px;
    font-size: 11px;
    color: var(--amexx-muted);
}

.amexx-filter__price-field input {
    width: 100%;
    height: 36px;
    padding: 0 8px;
    border: 1px solid var(--amexx-line);
    border-radius: 8px;
    background: #fff;
    font-size: 13px;
    color: var(--amexx-ink);
}

.amexx-filter__price-field input:focus {
    outline: none;
    border-color: var(--amexx-blue);
}

.amexx-filter__price-dash {
    padding-bottom: 10px;
    color: var(--amexx-muted);
}

.amexx-filter__price-go {
    height: 36px;
    padding: 0 14px;
    border: 0;
    border-radius: 8px;
    background: var(--amexx-navy);
    color: #fff;
    font-size: 13px;
    font-weight: 700;
    cursor: pointer;
    transition: background 0.2s ease;
}

.amexx-filter__price-go:hover {
    background: var(--amexx-blue);
}

.amexx-filter__price-range {
    margin: 8px 0 0;
    font-size: 11px;
    color: var(--amexx-muted);
}

.amexx-filter__price-quick {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 8px;
}

.amexx-filter__quick {
    padding: 4px 9px;
    border: 1px solid var(--amexx-line);
    border-radius: 999px;
    background: #fff;
    color: var(--amexx-muted);
    font-size: 11px;
    text-decoration: none;
    white-space: nowrap;
    transition: all 0.15s ease;
}

.amexx-filter__quick:hover {
    border-color: var(--amexx-blue);
    background: #F1F8FE;
    color: var(--amexx-navy);
}

.amexx-filter__foot {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    border-top: 1px solid var(--amexx-line);
    background: var(--amexx-soft);
}

.amexx-filter__reset {
    flex: 1 1 auto;
    color: var(--amexx-muted);
    font-size: 12px;
    text-decoration: underline;
}

.amexx-filter__reset:hover {
    color: var(--amexx-navy);
}

.amexx-filter__done {
    display: none;
    flex: 1 1 auto;
    height: 44px;
    border: 0;
    border-radius: 8px;
    background: var(--amexx-navy);
    color: #fff;
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
}

.amexx-filter__trigger {
    display: none;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    height: 44px;
    border: 1px solid var(--amexx-line);
    border-radius: var(--amexx-radius);
    background: #fff;
    color: var(--amexx-navy);
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 0 2px 10px rgba(0, 51, 102, 0.07);
}

.amexx-filter__backdrop {
    display: none;
}

.amexx-filter__loader {
    position: absolute;
    left: 0;
    top: 0;
    height: 3px;
    width: 0;
    background: var(--amexx-blue);
    transition: width 0.45s ease;
    pointer-events: none;
    opacity: 0;
}

.amexx-filter.is-pending .amexx-filter__loader {
    width: 85%;
    opacity: 1;
}

.amexx-filter.is-loading .amexx-filter__panel {
    pointer-events: none;
}

.amexx-filter.is-loading .amexx-filter__loader {
    width: 100%;
}

@media (max-width: 991px) {
    .amexx-filter__trigger {
        display: flex;
    }

    .amexx-filter__close,
    .amexx-filter__done {
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }

    .amexx-filter__panel {
        position: fixed;
        z-index: 100000;
        left: 0;
        right: 0;
        bottom: 0;
        top: auto;
        max-height: 88vh;
        display: flex;
        flex-direction: column;
        border: 0;
        border-radius: 16px 16px 0 0;
        transform: translateY(102%);
        transition: transform 0.28s ease;
        visibility: hidden;
        box-shadow: 0 -8px 30px rgba(0, 51, 102, 0.22);
    }

    .amexx-filter.is-open .amexx-filter__panel {
        transform: translateY(0);
        visibility: visible;
    }

    .amexx-filter__groups {
        flex: 1 1 auto;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }

    .amexx-filter__foot {
        position: sticky;
        bottom: 0;
    }

    .amexx-filter.is-open .amexx-filter__backdrop {
        display: block;
        position: fixed;
        inset: 0;
        z-index: 99999;
        background: rgba(0, 20, 40, 0.45);
    }

    .amexx-filter--sticky .amexx-filter__trigger {
        position: sticky;
        top: 8px;
        z-index: 20;
    }
}

@media (min-width: 992px) {
    .amexx-filter__backdrop {
        display: none !important;
    }

    .amexx-filter__foot--bare {
        display: none;
    }

    .amexx-filter__options.is-expanded {
        max-height: 420px;
    }
}