/* ==========================================================================
   USV premium layer — logo gradients, glass, cinematic home, filters, search.
   Loads after global.css. Logo palette: needle navy #1d3a5c, thread crimson
   #b02a4a, ring steel #8c8a80. Everything degrades to readable static layout.
   ========================================================================== */
:root {
  --night: #0c1b2e;
  --night-2: #12263f;
  --navy-2: #24507c;
  --thread-hi: #d4466a;
  --steel-hi: #c9c6bb;
  --grad-hero: radial-gradient(70% 60% at 82% 12%, rgba(176, 42, 74, .42), transparent 62%),
               radial-gradient(60% 55% at 6% 92%, rgba(140, 138, 128, .28), transparent 60%),
               linear-gradient(160deg, #0b1a2c 0%, #142d4a 48%, #1d3a5c 100%);
  --grad-brand: linear-gradient(120deg, #1d3a5c 0%, #2b5a88 55%, #b02a4a 130%);
  --grad-thread: linear-gradient(90deg, #b02a4a, #d4466a 55%, #8c8a80);
  --grad-mist: linear-gradient(180deg, #f4f6fa 0%, #eef2f7 100%);
  --glass-bg: rgba(255, 255, 255, .64);
  --glass-line: rgba(255, 255, 255, .7);
  --glass-shadow: 0 1px 0 rgba(255, 255, 255, .8) inset, 0 22px 50px -28px rgba(18, 38, 63, .45);
  --glass-dark: rgba(12, 27, 46, .42);
  --glass-dark-line: rgba(255, 255, 255, .14);
  --ease-out: cubic-bezier(.16, 1, .3, 1);
}

/* ---------- glass primitive ---------- */
.glass {
  background: var(--glass-bg);
  border: 1px solid var(--glass-line);
  box-shadow: var(--glass-shadow);
  -webkit-backdrop-filter: blur(18px) saturate(1.6);
  backdrop-filter: blur(18px) saturate(1.6);
}
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) { .glass { background: rgba(255, 255, 255, .92); } }

.usvx-btn-grad { background: var(--grad-brand); border-color: transparent; background-size: 160% 100%; transition: background-position .5s var(--ease-out), transform .25s var(--ease), box-shadow .25s var(--ease); }
.usvx-btn-grad:hover { background-position: 100% 0; border-color: transparent; }
.usvx-btn-outline-light { background: transparent; color: #fff; border-color: rgba(255, 255, 255, .7); }
.usvx-btn-outline-light:hover { background: #fff; color: var(--navy); border-color: #fff; }

.usvx-section { padding: clamp(56px, 8vw, 112px) 0; position: relative; }
.usvx-section--mist { background: var(--grad-mist); }

/* ---------- header: glass bar + logo ---------- */
.usv-header { background: rgba(255, 255, 255, .78); -webkit-backdrop-filter: blur(16px) saturate(1.6); backdrop-filter: blur(16px) saturate(1.6); }
@media (max-width: 1000px) { .usv-header { -webkit-backdrop-filter: none; backdrop-filter: none; background: #fff; } }
.usv-header__logo img { height: 50px; width: auto; }
.usv-topbar { background: var(--grad-brand); background-size: 140% 100%; }

/* ---------- smart search panel ---------- */
.usv-search { position: relative; }
.usv-search__form { display: flex; align-items: center; width: 100%; }
.usv-search.is-open .usv-search__form { border-radius: 24px 24px 0 0; }
.usv-search__panel {
  position: absolute; left: 0; right: 0; top: calc(100% + 8px); z-index: 80; max-height: min(72vh, 620px); overflow: auto;
  padding: 10px; border-radius: 20px; background: #fbfcfe; border: 1px solid #e3e9f1; min-width: min(620px, 92vw);
  /* No backdrop-filter here: nested inside the blurred header, Chrome renders it see-through. */
  box-shadow: 0 30px 70px -30px rgba(12, 27, 46, .55); animation: usvx-pop .22s var(--ease-out);
}
@keyframes usvx-pop { from { opacity: 0; transform: translateY(-6px) scale(.985); } }
.usv-search__panel[hidden] { display: none; }
.usv-search { min-width: 0; }
.usvx-hide { display: none !important; }
.usv-sgroup { padding: 6px 4px 8px; }
.usv-sgroup + .usv-sgroup { border-top: 1px solid rgba(29, 58, 92, .08); }
.usv-sgroup__title { margin: 4px 8px 6px; font: 700 13px var(--font-head); color: var(--muted); }
.usv-sopt { display: flex; align-items: center; gap: 10px; padding: 9px 10px; border-radius: 12px; text-decoration: none; color: var(--ink); font-size: 16px; line-height: 1.3; }
.usv-sopt:hover, .usv-sopt.is-active { background: rgba(29, 58, 92, .07); color: var(--navy); }
.usv-sopt.is-active { box-shadow: inset 3px 0 0 var(--thread); }
.usv-sopt mark { background: none; color: var(--thread); font-weight: 700; }
.usv-sopt__meta { margin-left: auto; font-size: 13px; color: var(--muted); white-space: nowrap; }
.usv-sopt__for { color: var(--muted); font-size: 14px; }
.usv-sopt__label { min-width: 0; display: block; flex: 1; }
.usv-sprod .usv-sopt__label { display: flex; align-items: center; gap: 12px; }
.usv-sopt__label > .usv-sprod__img + .usv-sprod__text { flex: 1; }
.usv-sopt__icon { color: var(--thread); width: 18px; text-align: center; }
.usv-sprod__img { flex: 0 0 52px; height: 52px; border-radius: 10px; background: #fff; border: 1px solid var(--line); overflow: hidden; display: grid; place-items: center; }
.usv-sprod__img img { width: 100%; height: 100%; object-fit: contain; }
.usv-sprod__text { display: flex; flex-direction: column; min-width: 0; }
.usv-sprod__name { font-weight: 600; overflow: hidden; text-overflow: ellipsis; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
.usv-sprod__sub { font-size: 14px; color: var(--muted); }
.usv-schips { display: flex; flex-wrap: wrap; gap: 8px; padding: 2px 8px 6px; }
.usv-schip { display: inline-flex; align-items: baseline; gap: 6px; padding: 7px 12px; border-radius: 999px; border: 1px solid var(--line); background: #fff; font: 600 15px var(--font-body); color: var(--navy); cursor: pointer; text-decoration: none; transition: border-color .2s, background .2s; }
.usv-schip span { font-weight: 400; font-size: 12px; color: var(--muted); }
.usv-schip:hover { border-color: var(--navy); }
.usv-schip--on { background: var(--navy); color: #fff; border-color: var(--navy); }
.usv-scontext { display: flex; align-items: center; gap: 8px; padding: 6px 10px 10px; font-size: 14px; color: var(--muted); }
.usv-schip__clear { border: 0; background: none; color: var(--thread); font-weight: 600; cursor: pointer; }
.usv-sall { display: block; margin: 6px 4px 2px; padding: 12px; border-radius: 12px; text-align: center; font-weight: 700; color: #fff; background: var(--grad-brand); text-decoration: none; }
.usv-sempty { padding: 10px 12px; color: var(--muted); }
.usv-sloading { display: flex; gap: 6px; padding: 12px; }
.usv-sloading span { flex: 1; height: 52px; border-radius: 12px; background: linear-gradient(90deg, #eef2f7, #f8fafc, #eef2f7); background-size: 200% 100%; animation: usvx-shimmer 1.1s linear infinite; }
@keyframes usvx-shimmer { to { background-position: -200% 0; } }

/* ---------- cinematic hero ---------- */
.usvx-hero { position: relative; isolation: isolate; overflow: hidden; color: #e7edf5; background: var(--grad-hero); min-height: min(92vh, 860px); display: flex; align-items: center; padding: clamp(56px, 8vw, 96px) 0 clamp(80px, 10vw, 130px); }
.usvx-hero__bg { position: absolute; inset: 0; z-index: -2; }
.usvx-hero__video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: .62; transition: opacity 1.2s var(--ease-out); }
.usvx-hero__video:not(.is-playing) { opacity: .5; }
.usvx-hero__scrim { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(11, 26, 44, .94) 0%, rgba(11, 26, 44, .78) 38%, rgba(11, 26, 44, .25) 75%, rgba(11, 26, 44, .4) 100%), linear-gradient(0deg, rgba(11, 26, 44, .85) 0%, transparent 35%); }
@media (max-width: 860px) { .usvx-hero__scrim { background: linear-gradient(180deg, rgba(11, 26, 44, .7), rgba(11, 26, 44, .92)); } }
.usvx-glow { position: absolute; border-radius: 50%; filter: blur(60px); opacity: .55; }
.usvx-glow--thread { width: 42vw; height: 42vw; right: -8vw; top: -10vw; background: radial-gradient(circle, rgba(212, 70, 106, .55), transparent 65%); animation: usvx-breathe 9s ease-in-out infinite; }
.usvx-glow--steel { width: 36vw; height: 36vw; left: -10vw; bottom: -14vw; background: radial-gradient(circle, rgba(201, 198, 187, .35), transparent 65%); animation: usvx-breathe 11s ease-in-out infinite reverse; }
@keyframes usvx-breathe { 50% { transform: scale(1.12) translate(2%, 3%); opacity: .75; } }
.usvx-hero__thread { position: absolute; inset: 0; width: 100%; height: 100%; }
.usvx-hero__thread path { fill: none; stroke: url(#none); stroke: var(--thread-hi); stroke-width: 2.4; stroke-linecap: round; opacity: .75; stroke-dasharray: 3000; stroke-dashoffset: 3000; animation: usvx-draw 3.2s .4s var(--ease-out) forwards; filter: drop-shadow(0 0 6px rgba(212, 70, 106, .6)); }
@keyframes usvx-draw { to { stroke-dashoffset: 0; } }
@keyframes usvx-in { from { opacity: 0; translate: 0 40px; scale: .92; } to { opacity: 1; translate: 0 0; scale: 1; } }
.usvx-hero__grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(28px, 5vw, 72px); align-items: center; width: 100%; }
.usvx-hero__title { color: #fff; font-size: clamp(2.4rem, 1.3rem + 3.6vw, 4.1rem); line-height: 1.04; letter-spacing: -0.03em; margin: 0 0 22px; max-width: 16ch; animation: usvx-rise .9s var(--ease-out) both; }
.usvx-hero__lead { font-size: var(--step-1); color: #c9d5e3; max-width: 46ch; animation: usvx-rise .9s .12s var(--ease-out) both; }
.usvx-hero__lead p { margin: 0; }
@keyframes usvx-rise { from { opacity: 0; transform: translateY(18px); } }
.usvx-hero__finder { animation: usvx-rise 1s .3s var(--ease-out) both; }
.usvx-hero__finder .usv-finder { background: rgba(255, 255, 255, .9); border: 1px solid rgba(255, 255, 255, .95); -webkit-backdrop-filter: blur(20px) saturate(1.6); backdrop-filter: blur(20px) saturate(1.6); box-shadow: 0 40px 90px -40px rgba(0, 0, 0, .7); color: var(--ink); }
.usvx-hero__finder .usv-finder .usv-btn { background: var(--grad-brand); border: 0; }
.usvx-scrollcue { position: absolute; left: 50%; bottom: 22px; width: 26px; height: 42px; margin-left: -13px; border: 2px solid rgba(255, 255, 255, .45); border-radius: 14px; }
.usvx-scrollcue span { position: absolute; left: 50%; top: 8px; width: 4px; height: 8px; margin-left: -2px; border-radius: 2px; background: #fff; animation: usvx-cue 1.6s ease-in-out infinite; }
@keyframes usvx-cue { 0% { opacity: 0; transform: translateY(0); } 40% { opacity: 1; } 100% { opacity: 0; transform: translateY(14px); } }

/* ---------- machine brands ---------- */
.usvx-brands { list-style: none; padding: 0; margin: 34px 0 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 14px; }
.usvx-brand { position: relative; display: flex; flex-direction: column; gap: 4px; padding: 20px 18px; border-radius: 18px; text-decoration: none; overflow: hidden; transition: transform .35s var(--ease-out), box-shadow .35s var(--ease-out); }
.usvx-brand::before { content: ""; position: absolute; inset: 0; background: var(--grad-brand); opacity: 0; transition: opacity .35s var(--ease-out); z-index: -1; }
.usvx-brand { isolation: isolate; }
.usvx-brand__name { font: 800 var(--step-1) var(--font-head); color: var(--navy); transition: color .3s; }
.usvx-brand__meta { font-size: 14px; color: var(--muted); transition: color .3s; }
.usvx-brand__go { position: absolute; right: 14px; bottom: 14px; width: 30px; height: 30px; border-radius: 50%; display: grid; place-items: center; background: rgba(29, 58, 92, .08); color: var(--navy); transform: translateX(-6px); opacity: 0; transition: all .35s var(--ease-out); }
.usvx-brand:hover { transform: translateY(-6px); box-shadow: 0 30px 50px -28px rgba(29, 58, 92, .6); }
.usvx-brand:hover::before { opacity: 1; }
.usvx-brand:hover .usvx-brand__name, .usvx-brand:hover .usvx-brand__meta { color: #fff; }
.usvx-brand:hover .usvx-brand__go { opacity: 1; transform: none; background: rgba(255, 255, 255, .2); color: #fff; }

/* ---------- pinned chapter ---------- */

/* ---------- category cards ---------- */
.usvx-cats { list-style: none; padding: 0; margin: 36px 0 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 18px; }
.usvx-cat { position: relative; display: block; aspect-ratio: 4 / 4.4; border-radius: 22px; overflow: hidden; text-decoration: none; background: radial-gradient(120% 80% at 50% 0%, #fff 0%, #eef2f7 60%, #e3e9f1 100%); border: 1px solid #e3e9f1; transition: transform .45s var(--ease-out), box-shadow .45s var(--ease-out); }
.usvx-cat::before { content: ""; position: absolute; inset: auto -20% -40% -20%; height: 70%; background: radial-gradient(closest-side, rgba(29, 58, 92, .14), transparent); transition: opacity .45s; }
.usvx-cat__visual { position: absolute; inset: 8% 8% 30% 8%; display: grid; place-items: center; color: var(--navy); }
.usvx-cat__visual img { max-width: 100%; max-height: 100%; width: auto; height: auto; object-fit: contain; filter: drop-shadow(0 18px 20px rgba(18, 38, 63, .22)); transition: transform .6s var(--ease-out); }
.usvx-cat__visual .usv-icon { width: 64px; height: 64px; }
.usvx-cat__label { position: absolute; left: 12px; right: 12px; bottom: 12px; padding: 14px 16px; border-radius: 16px; display: flex; flex-direction: column; gap: 2px; }
.usvx-cat__name { font: 700 var(--step-0)/1.25 var(--font-head); color: var(--navy); }
.usvx-cat__meta { font-size: 14px; color: var(--muted); }
.usvx-cat:hover { transform: translateY(-8px); box-shadow: 0 34px 60px -34px rgba(18, 38, 63, .55); }
.usvx-cat:hover .usvx-cat__visual img { transform: scale(1.08) rotate(-2deg) translateY(-4px); }

/* ---------- product cards (all grids) ---------- */
.usv-card { border-radius: 18px; border-color: #e5eaf1; background: #fff; transition: transform .4s var(--ease-out), box-shadow .4s var(--ease-out), border-color .3s; }
.usv-card:hover { transform: translateY(-6px); border-color: #cfd8e4; box-shadow: 0 28px 50px -30px rgba(18, 38, 63, .5); }
.usv-card__media { background: radial-gradient(90% 80% at 50% 20%, #fff, #f1f4f8 70%); }
.usv-card__media img { transition: transform .6s var(--ease-out); padding: 10%; }
.usv-card:hover .usv-card__media img { transform: scale(1.06); }
.usv-card__badge { -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); background: rgba(255, 255, 255, .8); }
.usv-card__cta { opacity: 0; transform: translateX(-6px); transition: all .3s var(--ease-out); }
.usv-card:hover .usv-card__cta { opacity: 1; transform: none; }
@media (hover: none) { .usv-card__cta { opacity: 1; transform: none; } }

/* Popular parts rail */
.usvx-railhead { display: flex; justify-content: space-between; align-items: end; gap: 16px; margin-bottom: 22px; }
.usvx-railhead h2 { margin: 0; }
.usvx-railhead__nav { display: flex; gap: 8px; }
.usvx-railbtn { width: 46px; height: 46px; border-radius: 50%; border: 1px solid var(--line); background: #fff; color: var(--navy); cursor: pointer; display: grid; place-items: center; transition: all .25s; }
.usvx-railbtn:first-child .usv-icon { transform: rotate(180deg); }
.usvx-railbtn:hover { background: var(--navy); color: #fff; border-color: var(--navy); }
.usvx-rail { display: grid; grid-auto-flow: column; grid-auto-columns: minmax(240px, 1fr); grid-template-columns: none; overflow-x: auto; scroll-snap-type: x mandatory; padding: 6px 4px 22px; scrollbar-width: thin; }
.usvx-rail > li { scroll-snap-align: start; }
@media (min-width: 1100px) { .usvx-rail { grid-auto-columns: calc((100% - 54px) / 4); } }

/* Why buy here */
.usvx-why { align-items: center; }
.usvx-why__visual { position: relative; display: grid; place-items: center; aspect-ratio: 1.2; border-radius: 28px; background: var(--grad-hero); overflow: hidden; }
.usvx-why__visual img { width: 78%; height: auto; filter: drop-shadow(0 30px 40px rgba(0, 0, 0, .5)); }

/* Guides */
.usvx-guides { list-style: none; padding: 0; margin: 34px 0 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 14px; }
.usvx-guide { display: flex; flex-direction: column; gap: 10px; height: 100%; padding: 20px; border-radius: 18px; text-decoration: none; transition: transform .35s var(--ease-out), box-shadow .35s; }
.usvx-guide__kind { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 700; color: var(--thread); }
.usvx-guide__kind .usv-icon { width: 18px; height: 18px; }
.usvx-guide__title { font: 700 var(--step-0)/1.35 var(--font-head); color: var(--navy); }
.usvx-guide:hover { transform: translateY(-5px); box-shadow: 0 26px 46px -28px rgba(18, 38, 63, .5); }

/* Trade */
.usvx-trade { position: relative; isolation: isolate; overflow: hidden; padding: clamp(56px, 8vw, 100px) 0; background: var(--grad-brand); color: #e5ecf4; }
.usvx-trade__bg { position: absolute; inset: 0; z-index: -1; }
.usvx-trade__bg video { width: 100%; height: 100%; object-fit: cover; opacity: .55; }
.usvx-trade__bg::after { content: ""; position: absolute; inset: 0; background: linear-gradient(100deg, rgba(29, 58, 92, .95) 0%, rgba(29, 58, 92, .78) 50%, rgba(176, 42, 74, .55) 130%); }
.usvx-trade h2 { color: #fff; }
.usvx-trade__actions { display: flex; gap: 12px; flex-wrap: wrap; justify-content: flex-end; }

/* ---------- catalogue: glass filters + results ---------- */
.usvx-shop { display: grid; grid-template-columns: 290px minmax(0, 1fr); gap: 30px; align-items: start; padding: 26px 0 40px; }
.usvx-filters { position: sticky; top: 150px; max-height: calc(100vh - 170px); overflow: auto; border-radius: 22px; padding: 18px; scrollbar-width: thin; }
.usvx-filters__head { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; }
.usvx-filters__head h2 { font-size: var(--step-1); margin: 0; }
.usvx-filters__clear { margin-left: auto; font-size: 14px; font-weight: 600; color: var(--thread); }
.usvx-filters__close, .usvx-filters__apply { display: none; }
.usvx-facet { border-top: 1px solid rgba(29, 58, 92, .1); padding: 12px 0; }
.usvx-facet summary { cursor: pointer; list-style: none; display: flex; justify-content: space-between; font: 700 16px var(--font-head); color: var(--navy); padding: 2px 0 8px; }
.usvx-facet summary::-webkit-details-marker { display: none; }
.usvx-facet summary::after { content: "+"; color: var(--thread); font-size: 18px; transition: transform .25s; }
.usvx-facet[open] summary::after { transform: rotate(45deg); }
.usvx-facet__search { width: 100%; min-height: 40px; margin: 0 0 8px; padding: 0 12px; border: 1px solid var(--line); border-radius: 10px; background: rgba(255, 255, 255, .8); font: inherit; font-size: 15px; }
.usvx-facet__list { list-style: none; margin: 0; padding: 0; max-height: 260px; overflow: auto; scrollbar-width: thin; }
.usvx-opt { display: flex; align-items: center; gap: 10px; padding: 7px 8px; border-radius: 10px; cursor: pointer; font-size: 15.5px; transition: background .2s; }
.usvx-opt:hover { background: rgba(29, 58, 92, .06); }
.usvx-opt input { appearance: none; width: 18px; height: 18px; flex: 0 0 18px; border: 2px solid #b7c2d0; border-radius: 50%; display: grid; place-items: center; transition: border-color .2s; }
.usvx-opt input::after { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--thread); transform: scale(0); transition: transform .2s var(--ease-out); }
.usvx-opt input:checked { border-color: var(--thread); }
.usvx-opt input:checked::after { transform: scale(1); }
.usvx-opt input:focus-visible { outline: 3px solid var(--thread); outline-offset: 2px; }
.usvx-opt__name { flex: 1; min-width: 0; }
.usvx-opt__count { font-size: 13px; color: var(--muted); background: rgba(29, 58, 92, .06); padding: 1px 8px; border-radius: 999px; }
.usvx-opt input:checked ~ .usvx-opt__name { font-weight: 700; color: var(--navy); }
.usvx-price__range { position: relative; height: 28px; margin: 4px 4px 8px; }
.usvx-price__range input { position: absolute; inset: 0; width: 100%; appearance: none; background: none; pointer-events: none; }
.usvx-price__range input::-webkit-slider-runnable-track { height: 4px; border-radius: 2px; background: #dbe2ea; }
.usvx-price__range input:last-child::-webkit-slider-runnable-track { background: transparent; }
.usvx-price__range input::-webkit-slider-thumb { appearance: none; pointer-events: auto; width: 20px; height: 20px; margin-top: -8px; border-radius: 50%; background: #fff; border: 3px solid var(--thread); box-shadow: 0 2px 8px rgba(0, 0, 0, .2); cursor: grab; }
.usvx-price__range input::-moz-range-thumb { pointer-events: auto; width: 16px; height: 16px; border-radius: 50%; background: #fff; border: 3px solid var(--thread); }
.usvx-price__inputs { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.usvx-price__inputs label { display: flex; flex-direction: column; font-size: 13px; color: var(--muted); }
.usvx-price__inputs input { min-height: 40px; padding: 0 10px; border: 1px solid var(--line); border-radius: 10px; font: inherit; font-size: 15px; }
.usvx-results__bar { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 10px; }
.usvx-results__count { margin: 0; font: 700 var(--step-0) var(--font-head); color: var(--navy); }
.usvx-sort { display: flex; align-items: center; gap: 8px; font-size: 15px; color: var(--muted); }
.usvx-sort select { min-height: 42px; padding: 0 12px; border: 1px solid var(--line); border-radius: 999px; background: #fff; font: inherit; font-size: 15px; }
.usvx-chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 16px; min-height: 0; }
.usvx-chip { display: inline-flex; align-items: center; gap: 8px; padding: 7px 10px 7px 14px; border-radius: 999px; border: 0; background: var(--grad-brand); color: #fff; font: 600 14px var(--font-body); cursor: pointer; animation: usvx-pop .25s var(--ease-out); }
.usvx-chip span[aria-hidden] { width: 20px; height: 20px; border-radius: 50%; display: grid; place-items: center; background: rgba(255, 255, 255, .2); font-size: 15px; line-height: 1; }
.usvx-shop.is-loading .usvx-grid { opacity: .45; transition: opacity .2s; pointer-events: none; }
.usvx-more { display: flex; flex-direction: column; align-items: center; gap: 16px; margin-top: 30px; }
.usvx-filterbtn { display: none; }

/* ---------- catalogue page head on gradient ---------- */
.usvx-head { position: relative; isolation: isolate; overflow: hidden; margin: 14px 0 clamp(28px, 4vw, 48px); padding: clamp(30px, 5vw, 64px) clamp(22px, 5vw, 64px); border-radius: 30px; background: var(--grad-hero); color: #fff; display: grid; grid-template-columns: minmax(0, 1fr); gap: clamp(24px, 4vw, 56px); align-items: center; box-shadow: 0 30px 70px -40px rgba(12, 27, 46, .8); }
.usvx-head--media, .usvx-head--split { grid-template-columns: minmax(0, 1.25fr) minmax(240px, .75fr); }
.usvx-head::after { content: ""; position: absolute; inset: auto -10% -2px; height: 3px; background: var(--grad-thread); opacity: .9; }
.usvx-head__glow { position: absolute; z-index: -1; width: 46vmax; height: 46vmax; right: -14vmax; top: -22vmax; border-radius: 50%; background: radial-gradient(closest-side, rgba(212, 70, 106, .38), transparent); animation: usvx-breathe 9s ease-in-out infinite alternate; }
@keyframes usvx-breathe { to { transform: translate3d(-4vmax, 3vmax, 0) scale(1.08); } }
.usvx-head h1 { color: #fff; margin: 0 0 14px; font-size: clamp(2rem, 1.3rem + 2.6vw, 3.4rem); line-height: 1.06; letter-spacing: -.02em; max-width: 18ch; animation: usvx-rise .8s var(--ease-out) both; }
.usvx-head .usv-pagehead__intro { color: #d5deea; font-size: var(--step-1); line-height: 1.55; max-width: 62ch; animation: usvx-rise .8s .12s var(--ease-out) both; }
.usvx-head .usv-pagehead__intro a { color: #fff; text-decoration-color: var(--thread-hi); }
.usvx-head__media { position: relative; display: grid; place-items: center; min-height: 240px; }
.usvx-head__media::before { content: ""; position: absolute; width: 78%; aspect-ratio: 1; border-radius: 50%; background: radial-gradient(closest-side, rgba(255, 255, 255, .16), transparent 70%); }
.usvx-head__cut { position: relative; width: min(100%, 380px); height: auto; filter: drop-shadow(0 30px 40px rgba(0, 0, 0, .45)); animation: usvx-float-in 1s .15s var(--ease-out) both; }
.usvx-head__media .usv-tile__photo { display: block; width: 100%; border-radius: 22px; overflow: hidden; border: 1px solid var(--glass-dark-line); }
.usvx-head__media .usv-tile__photo img { width: 100%; height: 260px; object-fit: cover; }
@keyframes usvx-rise { from { opacity: 0; transform: translateY(18px); } }
@keyframes usvx-float-in { from { opacity: 0; transform: translateY(30px) scale(.92) rotate(-4deg); } }
.usvx-head__spec.usv-spec-card { background: var(--glass-dark); border: 1px solid var(--glass-dark-line); color: #fff; -webkit-backdrop-filter: blur(16px); backdrop-filter: blur(16px); border-radius: 22px; }
.usvx-head__spec h2 { color: #fff; }
.usvx-head__spec dt { color: #a9b8ca; }
.usvx-head__spec dd, .usvx-head__spec .amount { color: #fff; }
.usvx-static .usvx-head *, .usvx-static .usvx-head__glow { animation: none !important; }
@media (prefers-reduced-motion: reduce) { .usvx-head *, .usvx-head__glow { animation: none !important; } }
@media (max-width: 860px) {
  .usvx-head--media, .usvx-head--split { grid-template-columns: 1fr; text-align: center; }
  .usvx-head h1, .usvx-head .usv-pagehead__intro { margin-inline: auto; }
  .usvx-head__media { min-height: 0; order: -1; }
  .usvx-head__cut { width: min(52vw, 200px); }
  .usvx-head { padding: 24px 18px 28px; gap: 14px; border-radius: 22px; }
  .usvx-head h1 { font-size: clamp(1.75rem, 1.3rem + 2vw, 2.2rem); margin-bottom: 10px; }
  .usvx-head .usv-pagehead__intro { font-size: 1rem; line-height: 1.5; }
  .usvx-head__spec { text-align: left; }
}

/* ---------- product page ---------- */
.usv-product-media { position: relative; background: radial-gradient(90% 80% at 50% 20%, #fff, #eef2f7 75%); border: 1px solid #e5eaf1; border-radius: 26px; overflow: hidden; }
.usv-product-media::after { content: ""; position: absolute; inset: auto 0 0; height: 3px; background: var(--grad-thread); }
.usvx-zoom { cursor: zoom-in; }
.usvx-zoom img { transition: transform .35s var(--ease-out); will-change: transform; }
.usvx-zoom.is-zoom img { transform: scale(2.1); }
.usvx-zoom__hint { position: absolute; right: 14px; bottom: 16px; padding: 6px 12px; border-radius: 999px; background: rgba(12, 27, 46, .72); color: #fff; font-size: 13px; pointer-events: none; transition: opacity .25s; }
.usvx-zoom.is-zoom .usvx-zoom__hint { opacity: 0; }
@media (pointer: coarse) { .usvx-zoom__hint { display: none; } .usvx-zoom { cursor: default; } }
.usv-product-thumbs button { transition: border-color .2s, transform .25s var(--ease-out); }
.usv-product-thumbs button:hover { transform: translateY(-2px); border-color: var(--navy-2); }
.usv-product-info { position: sticky; top: 130px; align-self: start; }
.usvx-buy { padding: clamp(22px, 3vw, 34px); border-radius: 26px; background: linear-gradient(160deg, rgba(255, 255, 255, .92), rgba(244, 246, 250, .78)); position: relative; overflow: hidden; }
.usvx-buy::before { content: ""; position: absolute; inset: 0 0 auto; height: 4px; background: var(--grad-brand); }
.usvx-buy h1 { margin-top: 0; font-size: clamp(1.7rem, 1.2rem + 1.4vw, 2.4rem); line-height: 1.12; animation: usvx-rise .7s var(--ease-out) both; }
.usvx-sku { margin: 10px 0 0; color: var(--muted); font-size: 15px; }
.usvx-buy .usv-price { font: 800 clamp(1.7rem, 1.3rem + 1.2vw, 2.3rem) var(--font-head); color: var(--navy); margin: 12px 0 18px; }
.usvx-fits { margin: 0 0 20px; }
.usvx-fits__label { margin: 0 0 8px; font: 700 15px var(--font-head); color: var(--navy); }
.usvx-fits__chips { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.usvx-fits__chips a { display: inline-flex; gap: 5px; align-items: center; min-height: 36px; padding: 6px 14px; border-radius: 999px; border: 1px solid #d9e1ea; background: #fff; color: var(--ink); font-size: 15px; text-decoration: none; transition: background .25s, color .25s, border-color .25s, transform .25s var(--ease-out); }
.usvx-fits__chips a strong { color: var(--navy); }
.usvx-fits__chips a:hover, .usvx-fits__chips a:focus-visible { background: var(--navy); border-color: var(--navy); color: #fff; transform: translateY(-2px); }
.usvx-fits__chips a:hover strong, .usvx-fits__chips a:focus-visible strong { color: #fff; }
.usvx-fits__more { margin-top: 10px; padding: 0; border: 0; background: none; color: var(--thread); font: 700 15px var(--font-body); cursor: pointer; text-decoration: underline; text-underline-offset: 4px; }
.usv-fit-box { border-radius: 16px; background: linear-gradient(120deg, rgba(176, 42, 74, .08), rgba(29, 58, 92, .06)); border-left-color: var(--thread); }
body .usv-product button.single_add_to_cart_button.button.alt { background: var(--grad-brand); background-size: 160% 100%; transition: background-position .5s var(--ease-out), transform .25s, box-shadow .25s; box-shadow: 0 14px 30px -16px rgba(176, 42, 74, .7); }
body .usv-product button.single_add_to_cart_button.button.alt:hover { background-position: 100% 0; transform: translateY(-2px); }
.usvx-stickybuy { position: fixed; z-index: 60; left: 10px; right: 10px; bottom: 10px; display: none; align-items: center; gap: 12px; padding: 10px 10px 10px 16px; border-radius: 18px; background: rgba(12, 27, 46, .9); color: #fff; -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px); box-shadow: 0 18px 40px -16px rgba(0, 0, 0, .6); transform: translateY(140%); transition: transform .4s var(--ease-out); }
.usvx-stickybuy.is-on { transform: none; }
.usvx-stickybuy__text { display: flex; flex-direction: column; min-width: 0; flex: 1; }
.usvx-stickybuy__name { font-size: 14px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; color: #c9d4e2; }
.usvx-stickybuy__price { font: 800 18px var(--font-head); }
.usvx-stickybuy__price, .usvx-stickybuy__price .amount { color: #fff; }
.usvx-stickybuy .usv-btn { min-height: 46px; white-space: nowrap; }
@media (max-width: 860px) {
  .usvx-stickybuy:not([hidden]) { display: flex; }
  .usv-product-info { position: static; }
  .usvx-buy { text-align: left; }
}

/* ---------- hero trust cards (glass) ---------- */
.usvx-trust { list-style: none; padding: 0; margin: 30px 0 0; display: grid; grid-template-columns: 1fr 1fr; gap: 12px; animation: usvx-rise .9s .24s var(--ease-out) both; }
.usvx-trust__item { position: relative; display: flex; gap: 12px; align-items: center; padding: 14px 16px; border-radius: 18px; overflow: hidden; color: #eef3f9; font-size: 15px; line-height: 1.4;
  background: linear-gradient(135deg, rgba(255, 255, 255, .16), rgba(255, 255, 255, .04) 60%);
  border: 1px solid rgba(255, 255, 255, .22); box-shadow: 0 1px 0 rgba(255, 255, 255, .25) inset, 0 18px 40px -24px rgba(0, 0, 0, .7);
  -webkit-backdrop-filter: blur(18px) saturate(1.5); backdrop-filter: blur(18px) saturate(1.5); transition: transform .35s var(--ease-out), border-color .35s; }
.usvx-trust__item::after { content: ""; position: absolute; inset: 0; background: linear-gradient(110deg, transparent 30%, rgba(255, 255, 255, .18) 48%, transparent 62%); transform: translateX(-120%); transition: transform .9s var(--ease-out); pointer-events: none; }
.usvx-trust__item:hover { transform: translateY(-3px); border-color: rgba(255, 255, 255, .38); }
.usvx-trust__item:hover::after { transform: translateX(120%); }
.usvx-trust__icon { flex: 0 0 38px; width: 38px; height: 38px; border-radius: 12px; display: grid; place-items: center; background: var(--grad-thread); box-shadow: 0 8px 18px -8px rgba(176, 42, 74, .8); }
.usvx-trust__icon .usv-icon { width: 20px; height: 20px; color: #fff; }

/* ---------- machine brand marquee ---------- */
.usvx-marquee { display: grid; gap: 16px; margin: 38px 0 30px; overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.usvx-marquee__row { display: flex; width: max-content; padding: 8px 0 14px; }
.usvx-marquee__track { list-style: none; margin: 0; padding: 0 16px 0 0; display: flex; gap: 16px; animation: usvx-marquee 46s linear infinite; }
.usvx-marquee__row--rev .usvx-marquee__track { animation-direction: reverse; animation-duration: 52s; }
.usvx-marquee:hover .usvx-marquee__track, .usvx-marquee:focus-within .usvx-marquee__track { animation-play-state: paused; }
@keyframes usvx-marquee { to { transform: translateX(-100%); } }
.usvx-logo { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px; width: 240px; height: 112px; padding: 16px; border-radius: 22px; text-decoration: none; transition: transform .35s var(--ease-out), box-shadow .35s, background .35s; }
.usvx-logo__img { display: block; width: auto; height: auto; max-width: 168px; max-height: 46px; object-fit: contain; transition: transform .35s var(--ease-out); }
.usvx-logo__word { font: 800 1.35rem/1 var(--font-head); letter-spacing: -.01em; color: var(--navy); white-space: nowrap; }
.usvx-logo__meta { font-size: 13px; color: var(--muted); }
.usvx-logo:hover, .usvx-logo:focus-visible { transform: translateY(-5px); box-shadow: 0 26px 46px -26px rgba(29, 58, 92, .55); background: #fff; }
.usvx-logo:hover .usvx-logo__img { transform: scale(1.06); }
.usvx-logo:hover .usvx-logo__word { background: var(--grad-brand); -webkit-background-clip: text; background-clip: text; color: transparent; }
@media (prefers-reduced-motion: reduce) {
  .usvx-marquee { -webkit-mask-image: none; mask-image: none; }
  .usvx-marquee__row { width: auto; justify-content: center; }
  .usvx-marquee__track { animation: none; flex-wrap: wrap; justify-content: center; }
  .usvx-marquee__track[aria-hidden] { display: none; }
}

/* ---------- pinned chapter: find your model number ---------- */
.usvx-chapter { position: relative; height: 260vh; background: var(--night); color: #dfe7f0; --p: 0; }
.usvx-chapter__sticky { position: sticky; top: 0; height: 100vh; height: 100svh; display: flex; align-items: center; overflow: hidden; padding: 96px 0 40px; background: radial-gradient(55% 65% at 76% 52%, rgba(36, 80, 124, .55), transparent 70%), radial-gradient(40% 40% at 12% 85%, rgba(176, 42, 74, .22), transparent 70%), var(--night); }
.usvx-chapter__grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(28px, 5vw, 80px); align-items: center; width: 100%; }
.usvx-chapter h2 { color: #fff; font-size: clamp(2rem, 1.4rem + 2.2vw, 3.2rem); line-height: 1.08; margin: 0 0 26px; max-width: 14ch; }
.usvx-chapter__steps { position: relative; list-style: none; padding: 0; margin: 0 0 30px; display: grid; gap: 12px; }
.usvx-chapter__steps::before, .usvx-chapter__steps::after { content: ""; position: absolute; left: 39px; top: 34px; bottom: 34px; width: 2px; border-radius: 2px; }
.usvx-chapter__steps::before { background: rgba(255, 255, 255, .1); }
.usvx-chapter__steps::after { background: var(--grad-thread); transform-origin: top; transform: scaleY(var(--p)); }
.usvx-chapter__steps li { position: relative; z-index: 1; display: flex; gap: 16px; align-items: center; padding: 14px 18px; border-radius: 18px; border: 1px solid transparent; color: #8fa2b8; font-size: var(--step-0); line-height: 1.45; transition: color .5s var(--ease-out), background .5s, border-color .5s, transform .5s var(--ease-out); }
.usvx-chapter__num { flex: 0 0 44px; height: 44px; border-radius: 50%; display: grid; place-items: center; font: 800 16px var(--font-head); color: #fff; background: var(--night); border: 1.5px solid rgba(255, 255, 255, .22); transition: all .5s var(--ease-out); }
.usvx-chapter__steps li.is-done { color: #c3cfdb; }
.usvx-chapter__steps li.is-active { color: #fff; transform: translateX(6px); background: linear-gradient(135deg, rgba(255, 255, 255, .12), rgba(255, 255, 255, .03)); border-color: rgba(255, 255, 255, .18); -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px); box-shadow: 0 20px 40px -26px rgba(0, 0, 0, .8); }
.usvx-chapter__steps li.is-active .usvx-chapter__num, .usvx-chapter__steps li.is-done .usvx-chapter__num { background: var(--grad-thread); border-color: transparent; box-shadow: 0 0 0 6px rgba(176, 42, 74, .18); }

/* Stage progress from --p: k1 plate turns and is scanned, k2 model number types in, k3 parts matched. */
.usvx-chapter__stage { --k1: clamp(0, var(--p) * 3, 1); --k2: clamp(0, (var(--p) - .3) * 3, 1); --k3: clamp(0, (var(--p) - .62) * 3, 1);
  position: relative; display: grid; place-items: center; min-height: min(62vh, 520px); }
.usvx-chapter__halo { position: absolute; width: 86%; aspect-ratio: 1; border-radius: 50%; background: radial-gradient(closest-side, rgba(212, 70, 106, .22), transparent 70%); border: 1px dashed rgba(201, 198, 187, .18); transform: rotate(calc(var(--p) * 120deg)); }
.usvx-plate { position: relative; width: min(100%, 420px); aspect-ratio: 1.6; padding: 26px 30px; border-radius: 18px; display: flex; flex-direction: column; gap: 10px; overflow: hidden;
  background: linear-gradient(150deg, #e9edf2 0%, #b9c2cc 45%, #dfe4ea 70%, #a9b3bf 100%); color: #1b2a3c;
  box-shadow: 0 2px 0 rgba(255, 255, 255, .7) inset, 0 -2px 0 rgba(0, 0, 0, .15) inset, 0 40px 80px -30px rgba(0, 0, 0, .8);
  transform: perspective(900px) rotateX(calc((1 - var(--k1)) * 18deg)) rotateY(calc((1 - var(--k1)) * -16deg)) translateY(calc((1 - var(--k1)) * 30px)); opacity: calc(.35 + var(--k1) * .65); }
.usvx-plate::before { content: ""; position: absolute; inset: 0; background: repeating-linear-gradient(90deg, rgba(255, 255, 255, .12) 0 2px, transparent 2px 5px); mix-blend-mode: overlay; pointer-events: none; }
.usvx-plate__screw { position: absolute; width: 12px; height: 12px; border-radius: 50%; background: radial-gradient(circle at 35% 35%, #fff, #7d8894 70%); box-shadow: 0 1px 2px rgba(0, 0, 0, .4); }
.usvx-plate__screw--tl { left: 12px; top: 12px; }
.usvx-plate__screw--tr { right: 12px; top: 12px; }
.usvx-plate__screw--bl { left: 12px; bottom: 12px; }
.usvx-plate__screw--br { right: 12px; bottom: 12px; }
.usvx-plate__scan { position: absolute; left: 0; right: 0; height: 40%; top: calc(-40% + var(--k1) * 140%); background: linear-gradient(180deg, transparent, rgba(212, 70, 106, .35), transparent); opacity: calc(1 - var(--k2)); pointer-events: none; }
.usvx-plate__label { font: 700 13px var(--font-body); letter-spacing: .04em; color: #4a5a6b; }
.usvx-plate__model { display: flex; align-items: center; font: 800 clamp(2rem, 1.4rem + 2vw, 3rem)/1 var(--font-head); letter-spacing: .06em; color: #13243a; }
.usvx-plate__chars { display: inline-block; clip-path: inset(0 calc((1 - var(--k2)) * 100%) 0 0); }
.usvx-plate__caret { width: 3px; height: .9em; margin-left: 4px; background: var(--thread); animation: usvx-caret 1s steps(1) infinite; opacity: calc(1 - var(--k3)); }
@keyframes usvx-caret { 50% { background: transparent; } }
.usvx-plate__rows { display: grid; gap: 7px; margin-top: auto; }
.usvx-plate__rows i { display: block; height: 7px; border-radius: 4px; background: rgba(27, 42, 60, .18); }
.usvx-plate__rows i:nth-child(2) { width: 78%; }
.usvx-plate__rows i:nth-child(3) { width: 52%; }
.usvx-plate__match { position: absolute; right: 18px; top: 18px; display: inline-flex; align-items: center; gap: 6px; padding: 8px 14px; border-radius: 999px; background: var(--grad-thread); color: #fff; font: 700 14px var(--font-head); box-shadow: 0 12px 24px -10px rgba(176, 42, 74, .8); transform: scale(calc(.6 + var(--k3) * .4)); opacity: var(--k3); }
.usvx-plate__match .usv-icon { width: 16px; height: 16px; }
.usvx-chapter__parts { position: absolute; inset: 0; list-style: none; margin: 0; padding: 0; pointer-events: none; }
.usvx-chapter__part { position: absolute; width: 30%; padding: 10px; border-radius: 18px; background: linear-gradient(135deg, rgba(255, 255, 255, .16), rgba(255, 255, 255, .04)); border: 1px solid rgba(255, 255, 255, .2); -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px); box-shadow: 0 24px 40px -24px rgba(0, 0, 0, .8); opacity: var(--k3); }
.usvx-chapter__part img { display: block; width: 100%; height: auto; filter: drop-shadow(0 10px 14px rgba(0, 0, 0, .45)); }
.usvx-chapter__part--1 { left: -2%; bottom: 0; transform: translate(calc((1 - var(--k3)) * 60px), calc((1 - var(--k3)) * 40px)) rotate(-6deg); }
.usvx-chapter__part--2 { left: 37%; bottom: -6%; width: 26%; transform: translateY(calc((1 - var(--k3)) * 70px)) rotate(3deg); }
.usvx-chapter__part--3 { right: -4%; bottom: -8%; transform: translate(calc((1 - var(--k3)) * -60px), calc((1 - var(--k3)) * 40px)) rotate(7deg); }
/* Fit the pinned scene to any laptop or tablet: sizes follow the viewport height. */
.usvx-chapter__steps { --num: clamp(32px, 5vh, 44px); }
.usvx-chapter__sticky { padding: clamp(84px, 13vh, 110px) 0 3vh; }
.usvx-chapter h2 { font-size: clamp(1.55rem, 3.6vh + 1vw, 3.2rem); margin-bottom: clamp(12px, 2.6vh, 26px); }
.usvx-chapter__steps { gap: clamp(4px, 1.2vh, 12px); margin-bottom: clamp(14px, 3vh, 30px); }
.usvx-chapter__steps li { font-size: clamp(.9rem, .55rem + 1.1vh, 1.125rem); padding: clamp(8px, 1.5vh, 14px) 18px; gap: clamp(10px, 1.6vw, 16px); }
.usvx-chapter__num { flex-basis: var(--num); width: var(--num); height: var(--num); font-size: calc(var(--num) * .38); }
.usvx-chapter__steps::before, .usvx-chapter__steps::after { left: calc(18px + var(--num) / 2 - 1px); top: calc(var(--num) / 2 + 14px); bottom: calc(var(--num) / 2 + 14px); }
.usvx-chapter__stage { min-height: min(58vh, 520px); }
.usvx-plate { width: min(100%, 420px, 66vh); padding: clamp(26px, 3.6vh, 30px) clamp(30px, 3.8vh, 36px); }
.usvx-plate__model { font-size: clamp(1.6rem, 1rem + 3.4vh, 3rem); }
@media (min-width: 768px) and (max-width: 1000px) {
  .usvx-chapter__grid { gap: 24px; }
  .usvx-chapter h2 { max-width: 12ch; }
  .usvx-plate__match { font-size: 12px; padding: 6px 10px; }
}
/* Phones, very short screens, no JS and reduced motion: no pinning, final state shown. */
@media (max-width: 767px), (max-height: 519px) {
  .usvx-chapter { height: auto; }
  .usvx-chapter__sticky { position: relative; height: auto; padding: 72px 0; }
  .usvx-chapter__grid { grid-template-columns: 1fr; }
  .usvx-chapter__stage { --k1: 1; --k2: 1; --k3: 1; min-height: 0; padding: 20px 0 80px; }
  .usvx-chapter__steps::after { transform: none; }
  .usvx-chapter__steps li { color: #dfe7f0; }
}
html:not(.usvx-live) .usvx-chapter, .usvx-static .usvx-chapter { height: auto; }
html:not(.usvx-live) .usvx-chapter__sticky, .usvx-static .usvx-chapter__sticky { position: relative; height: auto; padding: 80px 0; }
html:not(.usvx-live) .usvx-chapter__stage, .usvx-static .usvx-chapter__stage { --k1: 1; --k2: 1; --k3: 1; }
html:not(.usvx-live) .usvx-chapter__steps::after, .usvx-static .usvx-chapter__steps::after { transform: none; }
html:not(.usvx-live) .usvx-chapter__steps li, .usvx-static .usvx-chapter__steps li { color: #dfe7f0; }

/* ---------- category cards: product visual on soft glass ---------- */
.usvx-cat__visual { inset: 6% 10% 32% 10%; }
.usvx-cat__visual::before { content: ""; position: absolute; inset: 6% 14%; border-radius: 50%; background: radial-gradient(closest-side, rgba(176, 42, 74, .12), rgba(29, 58, 92, .08) 55%, transparent 75%); transition: transform .6s var(--ease-out); }
.usvx-cat__visual img { position: relative; }
.usvx-cat:hover .usvx-cat__visual::before { transform: scale(1.15); }

/* ---------- responsive ---------- */
@media (max-width: 1000px) {
  .usvx-hero__grid { grid-template-columns: 1fr; }
  .usvx-hero { min-height: auto; }
  .usvx-shop { grid-template-columns: 1fr; }
  .usvx-filterbtn { display: inline-flex; align-items: center; gap: 8px; justify-self: start; min-height: 46px; padding: 0 18px; border-radius: 999px; border: 1px solid var(--line); background: #fff; font: 700 16px var(--font-head); color: var(--navy); cursor: pointer; position: sticky; top: 140px; z-index: 5; box-shadow: 0 10px 24px -14px rgba(18, 38, 63, .5); }
  .usvx-filterbtn .usv-icon { width: 20px; height: 20px; }
  .usvx-filterbtn__n { min-width: 22px; height: 22px; border-radius: 11px; background: var(--thread); color: #fff; font-size: 13px; display: grid; place-items: center; }
  .usvx-filters { position: fixed; inset: auto 0 0 0; top: auto; max-height: 86vh; border-radius: 26px 26px 0 0; z-index: 90; transform: translateY(105%); transition: transform .4s var(--ease-out); background: rgba(255, 255, 255, .94); padding-bottom: calc(18px + env(safe-area-inset-bottom)); }
  .usvx-filters.is-open { transform: none; box-shadow: 0 -30px 80px -20px rgba(12, 27, 46, .6); }
  .usvx-filters__close { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 50%; border: 0; background: rgba(29, 58, 92, .08); color: var(--navy); cursor: pointer; }
  .usvx-filters__apply { display: flex; width: 100%; margin-top: 12px; background: var(--grad-brand); border: 0; }
  body.usvx-sheet-open::after { content: ""; position: fixed; inset: 0; background: rgba(12, 27, 46, .45); z-index: 85; }
  .usv-product-info { position: static; }
}
@media (max-width: 680px) {
  .usvx-hero__title { max-width: none; }
  .usvx-hero__copy { text-align: center; }
  .usvx-hero__lead { margin: 0 auto; }
  .usvx-cats { grid-template-columns: 1fr 1fr; gap: 12px; }
  .usvx-cat__label { padding: 10px 12px; left: 8px; right: 8px; bottom: 8px; }
  .usvx-railhead { flex-direction: column; align-items: center; text-align: center; }
  .usvx-trade__actions { justify-content: center; }
  .usv-search__panel { position: fixed; left: 8px; right: 8px; top: 130px; max-height: calc(100vh - 150px); }
}

/* ---------- reduced motion: everything visible and still ---------- */
@media (prefers-reduced-motion: reduce) {
  .usvx-hero__thread path { stroke-dashoffset: 0; animation: none; }
}
@media (max-width: 680px) { .usv-header__logo img { height: 40px; } .usv-topbar .usv-wrap { font-size: 13px; } }
@media (max-width: 400px) { .usv-header__logo img { height: 34px; } }

/* Category visuals always fit their box, whatever the image's shape. */
.usvx-cat__visual img { position: absolute; inset: 0; width: 100%; height: 100%; max-height: none; object-fit: contain; }
@media (max-width: 680px) {
  .usvx-trust { grid-template-columns: 1fr; gap: 10px; }
  .usvx-trust__item { text-align: left; }
  .usvx-cat { aspect-ratio: 4 / 5; }
  .usvx-cat__visual { inset: 6% 8% 42% 8%; }
}
/* Search inside the phone menu panel: field on top, suggestions in a full-width list under it. */
@media (max-width: 1000px) {
  .usv-nav__tools .usv-search { display: block; border: 0; background: none; box-shadow: none; border-radius: 0; }
  .usv-nav__tools .usv-search__form { border: 1.5px solid var(--line); border-radius: 999px; background: #fff; }
  .usv-nav__tools .usv-search:focus-within .usv-search__form { border-color: var(--navy); box-shadow: 0 0 0 4px rgba(29, 58, 92, .1); }
  .usv-nav__tools .usv-search.is-open .usv-search__form { border-radius: 999px; }
  .usv-nav__tools .usv-search__panel { position: static; width: 100%; max-height: none; margin-top: 8px; border: 1px solid var(--line); border-radius: 18px; box-shadow: none; }
}

/* Key details in the "Why buy parts here" text: links, phone and email in bold thread red. */
.usvx-why__text a { font-weight: 700; color: var(--thread); text-decoration: underline; text-decoration-color: rgba(176, 42, 74, .35); text-underline-offset: 4px; transition: color .2s, text-decoration-color .2s; }
.usvx-why__text a:hover, .usvx-why__text a:focus-visible { color: #8c1f3a; text-decoration-color: currentColor; }
.usvx-why__text .usv-contact-link { white-space: nowrap; }