:root {
    color-scheme: light;
    --bg: #f4f0e7;
    --bg-soft: #fffaf1;
    --card: rgba(255,255,255,.84);
    --card-strong: #ffffff;
    --text: #15130f;
    --muted: #6d685f;
    --line: rgba(31, 29, 24, .12);
    --accent: #f2c300;
    --accent-strong: #d79b00;
    --accent-soft: rgba(242, 195, 0, .18);
    --shadow: 0 24px 70px rgba(71, 57, 16, .14);
    --radius-xl: 30px;
    --radius-lg: 22px;
    --radius-md: 16px;
    --header: rgba(244, 240, 231, .78);
    --dark-panel: #161616;
}

:root[data-theme="dark"] {
    color-scheme: dark;
    --bg: #070808;
    --bg-soft: #0d0f10;
    --card: rgba(22, 24, 25, .82);
    --card-strong: #151719;
    --text: #f6f4ee;
    --muted: #a8a39a;
    --line: rgba(255, 255, 255, .12);
    --accent: #ffd000;
    --accent-strong: #ffb700;
    --accent-soft: rgba(255, 208, 0, .12);
    --shadow: 0 30px 90px rgba(0,0,0,.55);
    --header: rgba(8, 9, 9, .78);
    --dark-panel: #0b0c0c;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    min-height: 100vh;
    font-family: Inter, Montserrat, Arial, sans-serif;
    background:
        radial-gradient(circle at 12% 8%, rgba(242,195,0,.22), transparent 28rem),
        radial-gradient(circle at 88% 16%, rgba(0,0,0,.11), transparent 34rem),
        var(--bg);
    color: var(--text);
    transition: background .3s ease, color .3s ease;
}
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
img, svg { display: block; max-width: 100%; }
.site-shell { width: min(1180px, calc(100% - 32px)); margin: 0 auto; }
.site-header {
    position: sticky;
    top: 16px;
    z-index: 50;
    display: flex;
    align-items: center;
    gap: 22px;
    padding: 14px 16px;
    margin: 16px 0 24px;
    border: 1px solid var(--line);
    border-radius: 26px;
    background: var(--header);
    backdrop-filter: blur(18px);
    box-shadow: var(--shadow);
}
.brand { display: inline-flex; align-items: center; gap: 12px; min-width: max-content; }
.brand-mark {
    display: grid;
    gap: 1px;
    font-weight: 900;
    letter-spacing: .12em;
    line-height: .9;
}
.brand-mark strong {
    font-size: clamp(29px, 4vw, 44px);
    letter-spacing: -.05em;
    font-style: italic;
    color: var(--text);
    text-shadow: 12px 0 0 var(--accent);
}
.brand-mark small {
    font-size: 11px;
    letter-spacing: .55em;
    color: var(--muted);
}
.main-nav { display: flex; align-items: center; justify-content: center; gap: 24px; flex: 1; }
.main-nav a {
    color: var(--muted);
    font-weight: 750;
    font-size: 14px;
    letter-spacing: .01em;
    transition: color .2s ease, transform .2s ease;
}
.main-nav a:hover { color: var(--text); transform: translateY(-1px); }
.header-actions { display: flex; align-items: center; gap: 10px; }
.icon-button, .nav-toggle {
    border: 1px solid var(--line);
    background: var(--card);
    color: var(--text);
    width: 44px;
    height: 44px;
    border-radius: 15px;
    display: grid;
    place-items: center;
    cursor: pointer;
    transition: transform .2s ease, border-color .2s ease, background .2s ease;
}
.icon-button:hover, .nav-toggle:hover { transform: translateY(-2px); border-color: rgba(242,195,0,.55); }
.icon-button svg { width: 21px; height: 21px; fill: currentColor; }
.icon-button .moon { display: none; }
:root[data-theme="dark"] .icon-button .sun { display: none; }
:root[data-theme="dark"] .icon-button .moon { display: block; }
.header-cta, .primary-button, .yellow-button {
    border: 0;
    border-radius: 15px;
    padding: 14px 18px;
    background: linear-gradient(135deg, var(--accent), var(--accent-strong));
    color: #14110a;
    font-weight: 900;
    letter-spacing: .04em;
    text-transform: uppercase;
    box-shadow: 0 16px 30px rgba(214,155,0,.24);
    cursor: pointer;
    transition: transform .2s ease, filter .2s ease;
}
.header-cta:hover, .primary-button:hover, .yellow-button:hover { transform: translateY(-2px); filter: saturate(1.08); }
.outline-button, .ghost-button {
    border: 1px solid var(--line);
    border-radius: 15px;
    padding: 13px 17px;
    background: var(--card);
    color: var(--text);
    font-weight: 850;
    cursor: pointer;
}
.nav-toggle { display: none; }
.nav-toggle span { width: 19px; height: 2px; background: currentColor; border-radius: 99px; }
.hero {
    position: relative;
    overflow: hidden;
    display: grid;
    grid-template-columns: 1.02fr .98fr;
    gap: 28px;
    min-height: 620px;
    padding: clamp(24px, 5vw, 56px);
    border: 1px solid var(--line);
    border-radius: var(--radius-xl);
    background:
        linear-gradient(120deg, rgba(255,255,255,.86), rgba(255,255,255,.58)),
        radial-gradient(circle at 80% 20%, rgba(242,195,0,.25), transparent 23rem),
        var(--card-strong);
    box-shadow: var(--shadow);
}
:root[data-theme="dark"] .hero {
    background:
        linear-gradient(90deg, rgba(10,11,11,.98), rgba(13,14,14,.76) 47%, rgba(13,14,14,.38)),
        radial-gradient(circle at 85% 32%, rgba(255,208,0,.18), transparent 28rem),
        var(--dark-panel);
}
.hero::before {
    content: "NM";
    position: absolute;
    right: -1vw;
    top: 1rem;
    font-weight: 1000;
    font-style: italic;
    font-size: clamp(8rem, 26vw, 22rem);
    line-height: .7;
    color: var(--accent);
    opacity: .14;
    letter-spacing: -.12em;
    pointer-events: none;
}
.hero-copy { position: relative; z-index: 2; display: flex; flex-direction: column; justify-content: center; }
.eyebrow {
    display: inline-flex;
    width: fit-content;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: var(--accent-soft);
    color: var(--text);
    font-weight: 850;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: .12em;
}
.hero h1, .page-hero h1 {
    margin: 22px 0 18px;
    max-width: 760px;
    font-weight: 1000;
    font-size: clamp(46px, 8vw, 94px);
    line-height: .88;
    letter-spacing: -.075em;
    text-transform: uppercase;
}
.hero h1 span, .page-hero h1 span { color: var(--accent-strong); }
.hero p, .page-hero p {
    margin: 0;
    max-width: 620px;
    color: var(--muted);
    font-size: 18px;
    line-height: 1.65;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.hero-visual { position: relative; min-height: 440px; z-index: 2; }
.car-shape {
    position: absolute;
    inset: 8% -7% auto auto;
    width: min(640px, 105%);
    height: 300px;
    border-radius: 42% 58% 15% 18% / 54% 44% 20% 25%;
    background:
        linear-gradient(180deg, rgba(255,255,255,.24), transparent 34%),
        linear-gradient(135deg, #171717, #070707 64%, #1f1f1f);
    box-shadow: inset 0 -38px 80px rgba(0,0,0,.75), 0 40px 90px rgba(0,0,0,.42);
}
.car-shape::before {
    content: "";
    position: absolute;
    left: 13%;
    right: 14%;
    top: 24%;
    height: 86px;
    border-radius: 100px 120px 16px 16px;
    background: linear-gradient(110deg, rgba(255,255,255,.18), rgba(255,255,255,.03));
    border: 1px solid rgba(255,255,255,.08);
}
.car-shape::after {
    content: "";
    position: absolute;
    right: 9%;
    top: 49%;
    width: 96px;
    height: 14px;
    border-radius: 999px;
    background: #eefbff;
    box-shadow: 0 0 26px #bbf2ff;
}
.parts-stack { position: absolute; inset: auto 0 7% 16%; display: flex; align-items: flex-end; gap: 16px; }
.part-disc, .part-filter, .part-shock, .part-wheel {
    border: 1px solid rgba(255,255,255,.16);
    box-shadow: 0 24px 48px rgba(0,0,0,.35), inset 0 12px 18px rgba(255,255,255,.08);
}
.part-disc { width: 170px; height: 170px; border-radius: 50%; background: radial-gradient(circle, #111 0 15%, #3b3b3b 16% 20%, #171717 21% 52%, #777 53% 54%, #2a2a2a 55%); }
.part-filter { width: 90px; height: 145px; border-radius: 18px; background: repeating-linear-gradient(90deg, #d5a700 0 7px, #ffcf00 8px 14px); }
.part-shock { width: 70px; height: 210px; transform: rotate(24deg); border-radius: 999px; background: repeating-linear-gradient(0deg, #111 0 18px, #f4c400 19px 29px, #272727 30px 45px); }
.part-wheel { width: 118px; height: 118px; border-radius: 50%; background: radial-gradient(circle, #111 0 17%, #aaa 18% 21%, #242424 22% 48%, #d6d6d6 49% 52%, #151515 53%); }
.search-panel {
    position: relative;
    z-index: 3;
    margin-top: -48px;
    padding: 26px;
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    background: var(--card);
    backdrop-filter: blur(18px);
    box-shadow: var(--shadow);
}
.search-panel h2, .section-title h2, .card h3, .product-title { margin: 0; }
.search-panel h2 { font-size: 22px; letter-spacing: -.03em; text-transform: uppercase; }
.filter-grid { display: grid; grid-template-columns: 1.2fr 1fr 1fr auto; gap: 12px; margin-top: 16px; }
.input, input, select, textarea {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 16px;
    padding: 15px 15px;
    background: rgba(255,255,255,.58);
    color: var(--text);
    outline: none;
    transition: border-color .2s ease, box-shadow .2s ease, background .2s ease;
}
:root[data-theme="dark"] input, :root[data-theme="dark"] select, :root[data-theme="dark"] textarea, :root[data-theme="dark"] .input { background: rgba(255,255,255,.05); }
input:focus, select:focus, textarea:focus { border-color: rgba(242,195,0,.72); box-shadow: 0 0 0 4px var(--accent-soft); }
.section { margin: 54px 0; }
.section-title { display: flex; align-items: end; justify-content: space-between; gap: 18px; margin-bottom: 18px; }
.section-title h2 { font-size: clamp(28px, 4vw, 46px); line-height: 1; letter-spacing: -.06em; text-transform: uppercase; }
.section-title p { max-width: 540px; margin: 0; color: var(--muted); line-height: 1.55; }
.stats-grid, .category-grid, .product-grid, .brand-grid, .steps-grid, .admin-stats { display: grid; gap: 16px; }
.stats-grid { grid-template-columns: repeat(4, 1fr); }
.stat-card, .card, .product-card, .brand-card, .admin-card, .request-card {
    position: relative;
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    background: var(--card);
    box-shadow: var(--shadow);
}
.stat-card { padding: 24px; display: grid; gap: 8px; }
.stat-card strong { font-size: 34px; letter-spacing: -.05em; }
.stat-card span { color: var(--muted); line-height: 1.4; }
.category-grid { grid-template-columns: repeat(4, 1fr); }
.card { padding: 24px; min-height: 220px; display: flex; flex-direction: column; justify-content: space-between; }
.card::before, .product-art::before {
    content: "";
    position: absolute;
    inset: -40% -30% auto auto;
    width: 180px;
    height: 180px;
    border-radius: 50%;
    background: var(--accent-soft);
}
.card-icon {
    width: 58px;
    height: 58px;
    border-radius: 18px;
    display: grid;
    place-items: center;
    background: var(--accent-soft);
    color: var(--accent-strong);
    font-weight: 1000;
}
.card h3 { font-size: 22px; line-height: 1.1; letter-spacing: -.04em; }
.card p { color: var(--muted); line-height: 1.55; }
.card-link { display: inline-flex; align-items: center; gap: 9px; font-weight: 900; color: var(--accent-strong); }
.product-grid { grid-template-columns: repeat(4, 1fr); }
.product-card { display: flex; flex-direction: column; min-height: 100%; }
.product-art {
    position: relative;
    min-height: 190px;
    display: grid;
    place-items: center;
    background: linear-gradient(135deg, rgba(0,0,0,.06), rgba(242,195,0,.12));
}
:root[data-theme="dark"] .product-art { background: linear-gradient(135deg, rgba(255,255,255,.03), rgba(255,208,0,.12)); }
.product-art span {
    width: 112px;
    height: 112px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--bg-soft) 0 26%, var(--accent) 27% 31%, #1b1b1b 32% 55%, rgba(255,255,255,.26) 56% 59%, #101010 60%);
    box-shadow: 0 28px 44px rgba(0,0,0,.25);
}
.product-content { padding: 18px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.badge-row { display: flex; flex-wrap: wrap; gap: 8px; }
.badge {
    display: inline-flex;
    width: fit-content;
    padding: 6px 9px;
    border-radius: 999px;
    background: var(--accent-soft);
    color: var(--text);
    font-size: 12px;
    font-weight: 850;
}
.badge.muted { background: rgba(127,127,127,.12); color: var(--muted); }
.product-title { font-size: 18px; line-height: 1.2; letter-spacing: -.035em; }
.product-meta { color: var(--muted); font-size: 14px; line-height: 1.45; }
.price-row { margin-top: auto; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.price { font-size: 22px; font-weight: 1000; letter-spacing: -.04em; }
.old-price { color: var(--muted); text-decoration: line-through; font-size: 13px; }
.round-link {
    width: 42px; height: 42px; border-radius: 50%; display: grid; place-items: center;
    background: var(--accent); color: #171306; font-weight: 1000;
}
.brand-grid { grid-template-columns: repeat(4, 1fr); }
.brand-card { padding: 26px; display: grid; gap: 14px; min-height: 180px; }
.brand-logo { font-size: 27px; font-weight: 1000; letter-spacing: -.05em; text-transform: uppercase; }
.brand-card p { margin: 0; color: var(--muted); line-height: 1.5; }
.page-hero {
    padding: clamp(30px, 6vw, 70px);
    border: 1px solid var(--line);
    border-radius: var(--radius-xl);
    background: var(--card);
    box-shadow: var(--shadow);
}
.page-hero h1 { font-size: clamp(40px, 7vw, 76px); }
.catalog-layout { display: grid; grid-template-columns: 300px 1fr; gap: 20px; align-items: start; }
.filters-card { padding: 20px; position: sticky; top: 112px; }
.filters-card form { display: grid; gap: 12px; }
.result-bar { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 16px; }
.product-detail { display: grid; grid-template-columns: .9fr 1.1fr; gap: 24px; align-items: start; }
.detail-art { min-height: 520px; border-radius: var(--radius-xl); }
.detail-info { padding: 30px; }
.detail-info h1 { margin: 0 0 18px; font-size: clamp(34px, 5vw, 58px); line-height: .95; letter-spacing: -.06em; }
.detail-info p { color: var(--muted); line-height: 1.7; }
.spec-list { display: grid; gap: 10px; margin: 24px 0; }
.spec-list div { display: flex; justify-content: space-between; gap: 12px; padding: 14px 0; border-bottom: 1px solid var(--line); }
.spec-list span { color: var(--muted); }
.steps-grid { grid-template-columns: repeat(3, 1fr); }
.wide-form, .admin-form { display: grid; gap: 14px; }
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
textarea { min-height: 130px; resize: vertical; }
.notice { padding: 16px 18px; border-radius: 18px; border: 1px solid var(--line); background: var(--accent-soft); color: var(--text); font-weight: 750; }
.support-fab {
    position: fixed;
    right: 22px;
    bottom: 22px;
    z-index: 60;
    padding: 14px 18px;
    border-radius: 999px;
    background: var(--accent);
    color: #181204;
    font-weight: 950;
    box-shadow: 0 18px 40px rgba(0,0,0,.24);
    cursor: pointer;
}
.support-modal {
    position: fixed;
    inset: 0;
    z-index: 100;
    display: none;
    place-items: center;
    padding: 18px;
    background: rgba(0,0,0,.58);
    backdrop-filter: blur(12px);
}
.support-modal.is-open { display: grid; }
.support-card { width: min(520px, 100%); padding: 28px; border-radius: 30px; background: var(--card-strong); border: 1px solid var(--line); box-shadow: var(--shadow); position: relative; }
.support-card h2 { margin: 14px 0 10px; font-size: 34px; letter-spacing: -.05em; }
.support-card p { color: var(--muted); line-height: 1.6; }
.support-close { position: absolute; top: 16px; right: 16px; width: 36px; height: 36px; border: 1px solid var(--line); border-radius: 50%; background: var(--card); color: var(--text); cursor: pointer; }
.mini-form { display: grid; gap: 10px; }
.site-footer { margin: 70px 0 24px; padding: 34px; border: 1px solid var(--line); border-radius: var(--radius-xl); background: var(--card); box-shadow: var(--shadow); }
.footer-grid { display: grid; grid-template-columns: 1.25fr repeat(3, 1fr); gap: 28px; }
.footer-grid p { color: var(--muted); line-height: 1.6; }
.footer-grid h3 { margin: 0 0 14px; text-transform: uppercase; font-size: 14px; letter-spacing: .08em; }
.footer-grid a:not(.brand) { display: block; margin: 10px 0; color: var(--muted); font-weight: 700; }
.socials { display: flex; gap: 10px; margin-top: 14px; }
.socials a { width: 42px; height: 42px; border-radius: 50%; display: grid !important; place-items: center; border: 1px solid var(--line); color: var(--text) !important; margin: 0 !important; }
.footer-bottom { display: flex; justify-content: space-between; gap: 14px; margin-top: 24px; padding-top: 18px; border-top: 1px solid var(--line); color: var(--muted); }
/* Admin */
.admin-body { background: var(--bg); }
.admin-shell { display: grid; grid-template-columns: 270px 1fr; gap: 20px; width: min(1340px, calc(100% - 28px)); margin: 14px auto; }
.admin-sidebar { position: sticky; top: 14px; height: calc(100vh - 28px); padding: 18px; border: 1px solid var(--line); border-radius: 28px; background: var(--card); box-shadow: var(--shadow); }
.admin-nav { display: grid; gap: 8px; margin-top: 26px; }
.admin-nav a { padding: 13px 14px; border-radius: 14px; color: var(--muted); font-weight: 850; }
.admin-nav a:hover, .admin-nav a.active { background: var(--accent-soft); color: var(--text); }
.admin-main { min-width: 0; }
.admin-topbar { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 18px 20px; border: 1px solid var(--line); border-radius: 24px; background: var(--card); box-shadow: var(--shadow); margin-bottom: 18px; }
.admin-topbar h1 { margin: 0; font-size: 32px; letter-spacing: -.05em; }
.admin-stats { grid-template-columns: repeat(4, 1fr); margin-bottom: 18px; }
.admin-card, .request-card { padding: 20px; }
.admin-card strong { display: block; font-size: 38px; letter-spacing: -.05em; }
.table-card { overflow: auto; border: 1px solid var(--line); border-radius: 24px; background: var(--card); box-shadow: var(--shadow); }
table { width: 100%; border-collapse: collapse; min-width: 780px; }
th, td { padding: 15px 16px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: middle; }
th { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .08em; }
.row-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.small-button { border: 1px solid var(--line); border-radius: 12px; padding: 9px 12px; background: var(--card-strong); color: var(--text); font-weight: 850; cursor: pointer; }
.small-button.danger { color: #c82424; }
.login-screen { min-height: 100vh; display: grid; place-items: center; padding: 20px; }
.login-card { width: min(460px, 100%); padding: 30px; border: 1px solid var(--line); border-radius: 30px; background: var(--card); box-shadow: var(--shadow); }
.login-card h1 { margin: 20px 0 8px; font-size: 42px; letter-spacing: -.06em; }
.login-card p { color: var(--muted); line-height: 1.55; }
.status-pill { display: inline-flex; padding: 7px 10px; border-radius: 999px; background: var(--accent-soft); font-size: 12px; font-weight: 900; }
@media (max-width: 980px) {
    .site-shell { width: min(100% - 20px, 1180px); }
    .site-header { top: 8px; flex-wrap: wrap; }
    .nav-toggle { display: grid; margin-left: auto; }
    .main-nav { display: none; order: 5; width: 100%; flex-direction: column; align-items: stretch; gap: 6px; }
    .main-nav.is-open { display: flex; }
    .main-nav a { padding: 13px 14px; border-radius: 14px; background: var(--card); }
    .header-actions { width: 100%; justify-content: space-between; }
    .hero { grid-template-columns: 1fr; min-height: auto; }
    .hero-visual { min-height: 390px; }
    .filter-grid, .catalog-layout, .product-detail { grid-template-columns: 1fr; }
    .filters-card { position: static; }
    .stats-grid, .category-grid, .product-grid, .brand-grid, .steps-grid, .footer-grid, .admin-stats { grid-template-columns: repeat(2, 1fr); }
    .admin-shell { grid-template-columns: 1fr; }
    .admin-sidebar { position: relative; height: auto; }
}
@media (max-width: 640px) {
    .site-header { border-radius: 20px; padding: 12px; }
    .brand-mark strong { font-size: 31px; }
    .header-cta { flex: 1; text-align: center; padding-inline: 10px; }
    .hero { padding: 24px; border-radius: 24px; }
    .hero h1, .page-hero h1 { font-size: 43px; }
    .hero p, .page-hero p { font-size: 16px; }
    .hero-visual { min-height: 300px; }
    .car-shape { height: 190px; top: 8%; }
    .parts-stack { left: 0; transform: scale(.72); transform-origin: left bottom; }
    .search-panel { margin-top: 14px; padding: 18px; }
    .stats-grid, .category-grid, .product-grid, .brand-grid, .steps-grid, .footer-grid, .admin-stats, .form-grid { grid-template-columns: 1fr; }
    .section-title { display: grid; }
    .detail-art { min-height: 310px; }
    .footer-bottom { display: grid; }
    .support-fab { right: 12px; bottom: 12px; }
}

/* NM Parts catalog upgrade: centered filters and fullscreen mobile menu */
.catalog-hero { text-align: center; display: grid; justify-items: center; }
.catalog-hero p { max-width: 820px; }
.catalog-center { display: grid; gap: 24px; }
.catalog-filter-panel {
    width: min(1120px, 100%);
    margin: 0 auto;
    padding: clamp(18px, 3vw, 30px);
    position: relative;
    overflow: hidden;
}
.catalog-filter-panel::before {
    content: "";
    position: absolute;
    inset: -40% -12% auto auto;
    width: 360px;
    height: 360px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--accent-soft), transparent 68%);
    pointer-events: none;
}
.filter-heading {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 18px;
}
.filter-heading h2 { margin: 4px 0 0; font-size: clamp(28px, 4vw, 46px); line-height: 1; letter-spacing: -.06em; text-transform: uppercase; }
.quick-category-strip {
    position: relative;
    z-index: 1;
    display: flex;
    gap: 10px;
    overflow-x: auto;
    padding: 4px 0 16px;
    scrollbar-width: thin;
}
.quick-chip {
    flex: 0 0 auto;
    padding: 12px 14px;
    border-radius: 999px;
    border: 1px solid var(--line);
    background: var(--card-strong);
    color: var(--muted);
    font-weight: 900;
    font-size: 13px;
    white-space: nowrap;
    transition: transform .2s ease, border-color .2s ease, color .2s ease, background .2s ease;
}
.quick-chip:hover { transform: translateY(-2px); color: var(--text); border-color: rgba(242,195,0,.55); }
.quick-chip.is-active { color: #171306; background: linear-gradient(135deg, var(--accent), var(--accent-strong)); border-color: transparent; }
.catalog-filter-form {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
}
.catalog-filter-form label { display: grid; gap: 7px; }
.catalog-filter-form label span {
    color: var(--muted);
    font-size: 12px;
    font-weight: 950;
    letter-spacing: .07em;
    text-transform: uppercase;
}
.filter-actions-row { display: grid; grid-template-columns: 1.1fr .9fr; gap: 10px; align-items: end; grid-column: span 2; }
.result-bar-centered {
    width: min(1120px, 100%);
    margin: 0 auto;
    padding: 18px 20px;
    border: 1px solid var(--line);
    border-radius: 22px;
    background: var(--card);
    box-shadow: var(--shadow);
}
.result-bar-centered h2 { margin: 3px 0 0; font-size: clamp(24px, 3vw, 36px); letter-spacing: -.05em; }
.vin-note {
    display: inline-flex;
    max-width: 360px;
    padding: 10px 12px;
    border-radius: 999px;
    background: var(--accent-soft);
    color: var(--text);
    font-size: 13px;
    font-weight: 900;
    line-height: 1.35;
}
.catalog-products-grid { width: min(1120px, 100%); margin: 0 auto; }
.product-code-line { color: var(--muted); font-size: 12px; line-height: 1.45; }
.product-code-line strong { color: var(--text); }
body.nav-lock { overflow: hidden; }

@media (max-width: 980px) {
    .catalog-filter-form { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .filter-actions-row { grid-column: 1 / -1; }
    .main-nav {
        position: fixed;
        inset: 0;
        z-index: 200;
        display: none;
        width: 100vw;
        min-height: 100vh;
        padding: 92px 20px 28px;
        flex-direction: column;
        align-items: stretch;
        justify-content: center;
        gap: 12px;
        background:
            radial-gradient(circle at 70% 10%, rgba(242,195,0,.20), transparent 24rem),
            var(--bg);
        backdrop-filter: blur(22px);
    }
    .main-nav.is-open { display: flex; }
    .main-nav::before {
        content: "NM PARTS";
        position: absolute;
        left: 22px;
        top: 24px;
        color: var(--text);
        font-weight: 1000;
        letter-spacing: .22em;
    }
    .main-nav a {
        padding: 18px 20px;
        border-radius: 20px;
        background: var(--card);
        border: 1px solid var(--line);
        color: var(--text);
        font-size: clamp(22px, 6vw, 34px);
        font-weight: 950;
        text-align: center;
        box-shadow: 0 14px 34px rgba(0,0,0,.10);
    }
    .nav-toggle { position: relative; z-index: 230; }
    .nav-toggle.is-open { position: fixed; right: 20px; top: 20px; background: var(--accent); color: #171306; }
    .nav-toggle.is-open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
    .nav-toggle.is-open span:nth-child(2) { opacity: 0; }
    .nav-toggle.is-open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
}
@media (max-width: 640px) {
    .catalog-filter-form { grid-template-columns: 1fr; }
    .filter-heading { align-items: start; flex-direction: column; }
    .filter-actions-row { grid-template-columns: 1fr; }
    .result-bar-centered { display: grid; align-items: start; }
    .vin-note { max-width: none; border-radius: 16px; }
}