:root {
    --ink: #141412;
    --surface: #f8f9fa;
    --surface-2: #f1f3f5;
    --card: #ffffff;
    --line: #e9ecef;
    --line-2: #dee2e6;
    --text: #272824;
    --muted: #6a6560;
    --accent: #cefe24;
    --accent-soft: #f3fadb;
    --accent-glow: rgba(206,254,36,0.22);
    --accent-hover: #b8e820;
    --steel: #8a9a40;
    --ok: #38a67a;
    --ok-bg: #e6f4ec;
    --warn-bg: #eef6e8;
    --warn: #5f8a52;
    --radius: 14px;
    --radius-lg: 20px;
    --shadow: 0 8px 32px rgba(14,17,23,0.06);
    --layout-max: 1550px;
    --filter-w: 300px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: 'DM Sans', system-ui, sans-serif;
    background: var(--surface);
    color: var(--text);
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
}
.head { font-family: 'Outfit', sans-serif; }
.wrap { width: min(var(--layout-max), 100% - 2rem); margin-inline: auto; }
img { max-width: 100%; display: block; }
button, input, select { font: inherit; }
a { color: inherit; text-decoration: none; }

/* Nav */
.cat-nav {
    position: sticky; top: 0; z-index: 120;
    background: rgba(248,249,250,0.94);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line);
}
.cat-nav-inner {
    display: flex; align-items: center; gap: 1.5rem;
    padding: .85rem 0;
}
.cat-brand {
    display: flex; align-items: center; gap: .6rem;
    text-decoration: none; color: var(--text);
}
.cat-brand-mark {
    width: 38px; height: 38px; border-radius: 10px;
    background: var(--accent); color: #272824;
    display: grid; place-items: center;
    font-family: 'Outfit', sans-serif; font-weight: 800; font-size: .64rem;
}
.cat-brand-txt {
    font-family: 'Outfit', sans-serif; font-weight: 700;
    font-size: 1.05rem; letter-spacing: -.03em;
}
.cat-nav-links { display: flex; gap: 1.5rem; margin-left: auto; }
.cat-nav-links a {
    font-size: .86rem; font-weight: 500; color: var(--muted);
    transition: color .2s;
}
.cat-nav-links a:hover, .cat-nav-links a.on { color: var(--text); }
.cat-nav-cta {
    padding: .5rem 1.1rem; border-radius: 999px;
    background: var(--ink); color: #fff;
    font-size: .84rem; font-weight: 600;
    transition: background .2s;
}
.cat-nav-cta:hover { background: var(--accent); color: #272824; }
@media (max-width: 768px) { .cat-nav-links { display: none; } }

/* Top */
.cat-top { padding: 1.75rem 0 1.25rem; }
.cat-crumbs {
    font-size: .78rem; color: var(--muted); margin-bottom: .75rem;
}
.cat-crumbs a:hover { color: var(--accent); }
.cat-crumbs-sep { margin: 0 .3rem; color: var(--line-2); }
.cat-head h1 {
    font-size: clamp(1.6rem, 3.5vw, 2.35rem);
    font-weight: 800; letter-spacing: -.035em; line-height: 1.1;
}
.cat-head p { color: var(--muted); margin-top: .5rem; max-width: 620px; }

/* Search hub */
.cat-search-hub {
    margin-top: 1.5rem;
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    overflow: visible;
}
.cat-search-tabs {
    display: flex; border-bottom: 1px solid var(--line);
    overflow-x: auto; scrollbar-width: none;
}
.cat-search-tabs::-webkit-scrollbar { display: none; }
.cat-search-tab {
    flex: 1; min-width: max-content;
    padding: .9rem 1.1rem; border: none; background: transparent;
    font-size: .82rem; font-weight: 600; color: var(--muted);
    cursor: pointer; border-bottom: 2px solid transparent;
    transition: all .2s; white-space: nowrap;
}
.cat-search-tab:hover { color: var(--text); background: var(--surface); }
.cat-search-tab.on {
    color: var(--accent); border-bottom-color: var(--accent); background: #fff;
}
.cat-search-body { padding: 1.25rem; overflow: visible; }
.cat-search-panel { display: none; overflow: visible; }
.cat-search-panel.on { display: block; }
.cat-search-grid {
    display: grid; gap: .75rem;
}
.cat-search-grid.cols-4 { grid-template-columns: 1.1fr 1.1fr .7fr auto; }
.cat-search-grid.cols-2 { grid-template-columns: 1fr auto; }
.cat-search-grid.cols-1 { grid-template-columns: 1fr; }
@media (max-width: 900px) {
    .cat-search-grid.cols-4 { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 520px) {
    .cat-search-grid.cols-4, .cat-search-grid.cols-2 { grid-template-columns: 1fr; }
}
.cat-field { display: flex; flex-direction: column; gap: .3rem; position: relative; }
.cat-field:has(.cat-combo-list:not([hidden])),
.cat-combo.is-open {
    z-index: 80;
}
.cat-field label {
    font-size: .68rem; font-weight: 700; text-transform: uppercase;
    letter-spacing: .08em; color: var(--muted);
}
.cat-field input, .cat-field select {
    width: 100%; padding: .75rem .9rem;
    border: 1.5px solid var(--line); border-radius: 10px;
    font-size: .9rem; background: var(--surface); outline: none;
    transition: border-color .2s, box-shadow .2s;
}
.cat-field input:focus, .cat-field select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
    background: #fff;
}
.cat-btn-find {
    align-self: end;
    display: inline-flex; align-items: center; justify-content: center; gap: .4rem;
    padding: .78rem 1.35rem; border: none; border-radius: 10px;
    background: var(--accent); color: #272824;
    font-weight: 700; font-size: .9rem; cursor: pointer;
    box-shadow: 0 6px 20px var(--accent-glow);
    transition: background .2s, transform .2s;
    white-space: nowrap;
}
.cat-btn-find:hover { background: var(--accent-hover); transform: translateY(-1px); }

/* Vehicle combobox & generations */
.cat-combo {
    position: relative;
}
.cat-combo input {
    width: 100%;
    padding: .75rem 2.2rem .75rem .9rem;
    border: 1.5px solid var(--line);
    border-radius: 10px;
    font-size: .9rem;
    background: var(--surface);
    outline: none;
    transition: border-color .2s, box-shadow .2s;
}
.cat-combo input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
    background: #fff;
}
.cat-combo input:disabled {
    opacity: .55;
    cursor: not-allowed;
}
.cat-combo-clear {
    position: absolute;
    right: .45rem;
    top: 50%;
    transform: translateY(-50%);
    width: 26px;
    height: 26px;
    border: none;
    border-radius: 50%;
    background: var(--surface-2);
    color: var(--muted);
    font-size: 1.1rem;
    line-height: 1;
    cursor: pointer;
    display: grid;
    place-items: center;
}
.cat-combo-clear:hover { background: var(--line); color: var(--text); }
.cat-combo-list {
    position: absolute;
    left: 0;
    right: 0;
    top: calc(100% + 4px);
    z-index: 120;
    max-height: 220px;
    overflow-y: auto;
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 10px;
    box-shadow: 0 12px 36px rgba(14,17,23,.12);
}
.cat-combo-list.is-fixed {
    position: fixed;
    left: auto;
    right: auto;
    z-index: 500;
}
.cat-combo-item {
    display: block;
    width: 100%;
    text-align: left;
    padding: .65rem .9rem;
    border: none;
    background: transparent;
    font: inherit;
    font-size: .86rem;
    cursor: pointer;
    color: var(--text);
}
.cat-combo-item:hover,
.cat-combo-item:focus {
    background: var(--accent-soft);
    color: var(--accent);
    outline: none;
}

.cat-gens {
    margin: .65rem 0 .75rem;
    padding: .75rem .85rem;
    background: var(--surface-2);
    border: 1px solid var(--line);
    border-radius: 10px;
}
.cat-gens-title {
    font-size: .78rem;
    font-weight: 600;
    color: var(--muted);
    margin-bottom: .5rem;
}
.cat-gens-list {
    display: flex;
    flex-direction: column;
    gap: .15rem;
    max-height: 200px;
    overflow-y: auto;
}
.cat-gen-btn {
    display: block;
    width: 100%;
    text-align: left;
    padding: .35rem 0;
    border: none;
    background: none;
    font: inherit;
    font-size: .82rem;
    color: #2a6eb5;
    cursor: pointer;
    line-height: 1.4;
}
.cat-gen-btn:hover { text-decoration: underline; }
.cat-gen-btn.on {
    font-weight: 700;
    color: var(--accent);
}

.cat-found-bar {
    padding: .85rem 1.15rem;
    font-size: .78rem;
    color: var(--muted);
    border-bottom: 1px solid var(--line);
    background: linear-gradient(180deg, var(--accent-soft), var(--card));
}
.cat-found-bar strong {
    font-family: 'Outfit', sans-serif;
    font-size: 1.05rem;
    color: var(--ink, #0e1412);
    font-weight: 800;
}

.cat-car-search { display: flex; flex-direction: column; gap: .75rem; }
.cat-search-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: .75rem;
    align-items: end;
}
.cat-search-row.years {
    grid-template-columns: 1fr 1fr auto;
}
@media (max-width: 700px) {
    .cat-search-row,
    .cat-search-row.years { grid-template-columns: 1fr; }
}

/* Layout */
.cat-body { padding-bottom: 3.5rem; }
.cat-layout {
    display: grid;
    grid-template-columns: var(--filter-w) minmax(0, 1fr);
    gap: 1.25rem;
    align-items: start;
}
@media (max-width: 1100px) {
    .cat-layout { grid-template-columns: 1fr; }
}

/* Filter sidebar */
.cat-filters {
    position: sticky; top: 4.5rem;
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    max-height: calc(100vh - 5.5rem);
    overflow-y: auto;
}
.cat-filters::-webkit-scrollbar { width: 5px; }
.cat-filters::-webkit-scrollbar-thumb {
    background: var(--line-2); border-radius: 999px;
}
.cat-filters-head {
    display: flex; align-items: center; justify-content: space-between;
    padding: 1rem 1.15rem;
    border-bottom: 1px solid var(--line);
    position: sticky; top: 0; background: var(--card); z-index: 2;
}
.cat-filters-head h2 {
    font-size: .95rem; font-weight: 800; letter-spacing: -.02em;
}
.cat-filters-reset {
    border: none; background: none;
    font-size: .78rem; font-weight: 600; color: var(--accent);
    cursor: pointer; padding: .25rem;
}
.cat-filters-reset:hover { text-decoration: underline; }
.cat-filter-group {
    padding: 1rem 1.15rem;
    border-bottom: 1px solid var(--line);
}
.cat-filter-group:last-child { border-bottom: none; }
.cat-filter-group h3 {
    font-size: .68rem; font-weight: 700;
    text-transform: uppercase; letter-spacing: .1em;
    color: var(--muted); margin-bottom: .75rem;
}
.cat-checks { display: flex; flex-direction: column; gap: .45rem; }
.cat-check {
    display: flex; align-items: center; gap: .55rem;
    font-size: .86rem; cursor: pointer; color: var(--text);
}
.cat-check input {
    width: 17px; height: 17px; accent-color: var(--accent);
    cursor: pointer; flex-shrink: 0;
}
.cat-check small {
    margin-left: auto; color: var(--muted); font-size: .72rem;
}
.cat-price-row {
    display: grid; grid-template-columns: 1fr 1fr; gap: .5rem;
}
.cat-range-wrap { margin-top: .5rem; }
.cat-range-wrap input[type=range] {
    width: 100%; accent-color: var(--accent);
}
.cat-range-labels {
    display: flex; justify-content: space-between;
    font-size: .72rem; color: var(--muted); margin-top: .25rem;
}

.cat-filter-mobile-bar {
    display: none;
    margin-bottom: 1rem;
}
@media (max-width: 1100px) {
    .cat-filters {
        position: fixed; inset: 0 auto 0 0; z-index: 200;
        width: min(340px, 92vw);
        max-height: none; border-radius: 0;
        transform: translateX(-105%);
        transition: transform .3s cubic-bezier(.22,1,.36,1);
    }
    .cat-filters.open { transform: none; }
    .cat-filter-overlay {
        position: fixed; inset: 0; z-index: 199;
        background: rgba(14,20,18,.45);
        opacity: 0; visibility: hidden;
        transition: opacity .3s, visibility .3s;
    }
    .cat-filter-overlay.open { opacity: 1; visibility: visible; }
    .cat-filter-mobile-bar { display: flex; gap: .5rem; }
}
.cat-filter-open, .cat-sort-mobile {
    flex: 1; display: inline-flex; align-items: center; justify-content: center; gap: .45rem;
    padding: .75rem 1rem; border-radius: 12px;
    border: 1px solid var(--line); background: var(--card);
    font-size: .86rem; font-weight: 600; cursor: pointer;
}
.cat-filter-open svg, .cat-sort-mobile svg { width: 18px; height: 18px; opacity: .7; }

/* Results toolbar */
.cat-toolbar {
    display: flex; flex-wrap: wrap; align-items: center;
    justify-content: space-between; gap: .75rem;
    margin-bottom: 1rem;
}
.cat-count {
    font-size: .9rem; color: var(--muted);
}
.cat-count strong { color: var(--text); font-weight: 700; }
.cat-toolbar-right {
    display: flex; align-items: center; gap: .5rem;
}
.cat-sort {
    padding: .55rem .85rem; border-radius: 10px;
    border: 1px solid var(--line); background: var(--card);
    font-size: .84rem; font-weight: 600; cursor: pointer;
    outline: none;
}
.cat-view-btns {
    display: flex; border: 1px solid var(--line);
    border-radius: 10px; overflow: hidden; background: var(--card);
}
.cat-view-btn {
    width: 38px; height: 38px; border: none; background: transparent;
    display: grid; place-items: center; cursor: pointer;
    color: var(--muted); transition: all .2s;
}
.cat-view-btn.on { background: var(--accent-soft); color: var(--accent); }

/* Active chips */
.cat-chips {
    display: flex; flex-wrap: wrap; gap: .45rem;
    margin-bottom: 1rem; min-height: 0;
}
.cat-chips:empty { display: none; }
.cat-chip {
    display: inline-flex; align-items: center; gap: .35rem;
    padding: .4rem .7rem .4rem .85rem;
    border-radius: 999px; background: var(--accent-soft);
    border: 1px solid rgba(206,254,36,.2);
    font-size: .78rem; font-weight: 600; color: var(--steel);
}
.cat-chip button {
    width: 18px; height: 18px; border: none; border-radius: 50%;
    background: rgba(206,254,36,.15); color: var(--accent);
    cursor: pointer; display: grid; place-items: center;
    font-size: .9rem; line-height: 1;
}
.cat-chip button:hover { background: var(--accent); color: #272824; }

/* Grid */
.cat-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
}
.cat-grid.list { grid-template-columns: 1fr; }
@media (max-width: 1300px) { .cat-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 900px) { .cat-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .cat-grid { grid-template-columns: 1fr; } }

.cat-card {
    background: var(--card); border: 1px solid var(--line);
    border-radius: var(--radius); overflow: hidden;
    transition: transform .25s, box-shadow .25s;
    display: flex; flex-direction: column;
    text-decoration: none; color: inherit; cursor: pointer;
}
.cat-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}
.cat-grid.list .cat-card {
    flex-direction: row;
    min-height: 160px;
}
@media (max-width: 640px) {
    .cat-grid.list .cat-card { flex-direction: column; min-height: 0; }
}
.cat-card-photo {
    position: relative; height: 190px;
    background: var(--surface-2); overflow: hidden; flex-shrink: 0;
}
.cat-grid.list .cat-card-photo {
    width: 220px; height: auto; min-height: 160px;
}
@media (max-width: 640px) {
    .cat-grid.list .cat-card-photo { width: 100%; height: 190px; }
}
.cat-card-photo img {
    width: 100%; height: 100%; object-fit: cover;
    transition: transform .45s;
}
.cat-card:hover .cat-card-photo img { transform: scale(1.04); }
.cat-card-badge {
    position: absolute; top: .55rem; left: .55rem;
    padding: .22rem .55rem; border-radius: 6px;
    font-size: .64rem; font-weight: 700;
    background: var(--ok-bg); color: var(--ok);
}
.cat-card-badge.good { background: var(--warn-bg); color: var(--warn); }
.cat-card-badge.work { background: #f0f4f8; color: #5a6a7a; }
.cat-card-fav {
    position: absolute; top: .55rem; right: .55rem;
    width: 34px; height: 34px; border-radius: 50%;
    border: none; background: rgba(255,255,255,.92);
    display: grid; place-items: center; cursor: pointer;
    color: var(--muted); transition: all .2s;
    box-shadow: 0 2px 8px rgba(0,0,0,.08);
}
.cat-card-fav:hover, .cat-card-fav.on { color: #e85d5d; }
.cat-card-body {
    padding: 1rem; flex: 1; display: flex; flex-direction: column;
}
.cat-card-title {
    font-family: 'Outfit', sans-serif;
    font-size: .95rem; font-weight: 700; line-height: 1.35;
    margin-bottom: .35rem;
    display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.cat-card-car {
    font-size: .76rem; color: var(--muted); margin-bottom: .45rem;
}
.cat-card-oem {
    font-size: .72rem; color: var(--steel);
    font-family: ui-monospace, monospace;
    margin-bottom: .65rem;
}
.cat-card-meta {
    display: flex; flex-wrap: wrap; gap: .35rem .65rem;
    font-size: .72rem; color: var(--muted);
    margin-bottom: .75rem; margin-top: auto;
}
.cat-card-meta span {
    display: inline-flex; align-items: center; gap: .25rem;
}
.cat-card-foot {
    display: flex; justify-content: space-between; align-items: flex-end;
    gap: .5rem; padding-top: .65rem;
    border-top: 1px solid var(--line);
}
.cat-card-price {
    font-family: 'Outfit', sans-serif;
    font-size: 1.2rem; font-weight: 800; color: var(--accent);
    letter-spacing: -.02em;
}
.cat-card-price small { font-size: .68rem; font-weight: 500; color: var(--muted); }
.cat-card-seller {
    text-align: right; font-size: .72rem; color: var(--muted);
    line-height: 1.35;
}
.cat-card-seller strong { display: block; color: var(--text); font-size: .78rem; }

.cat-empty {
    grid-column: 1 / -1;
    text-align: center; padding: 3rem 1.5rem;
    background: var(--card); border: 1px dashed var(--line);
    border-radius: var(--radius-lg);
}
.cat-empty h3 {
    font-size: 1.15rem; font-weight: 800; margin-bottom: .5rem;
}
.cat-empty p { color: var(--muted); margin-bottom: 1rem; }
.cat-empty button {
    padding: .7rem 1.25rem; border: none; border-radius: 10px;
    background: var(--accent); color: #272824; font-weight: 600; cursor: pointer;
}

.cat-pagination {
    display: flex; justify-content: center; gap: .35rem;
    margin-top: 2rem;
}
.cat-page-btn {
    min-width: 38px; height: 38px; padding: 0 .5rem;
    border: 1px solid var(--line); border-radius: 10px;
    background: var(--card); font-size: .84rem; font-weight: 600;
    cursor: pointer; transition: all .2s;
}
.cat-page-btn:hover { border-color: var(--accent); color: var(--accent); }
.cat-page-btn.on {
    background: var(--accent); border-color: var(--accent); color: #272824;
}
.cat-page-btn:disabled { opacity: .4; cursor: not-allowed; }