/* =========================================================
   YANXIN — Ambient Lighting for Specific Car Models
   Design system / global styles
   ========================================================= */

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

:root {
  --bg: #05070B;
  --bg-soft: #080B11;
  --panel: #0C1118;
  --panel-2: #111823;
  --line: rgba(255, 255, 255, .075);
  --line-2: rgba(255, 255, 255, .16);
  --text: #EEF2F8;
  --muted: #94A1B5;
  --muted-2: #67738A;
  --gold: #D9B775;
  --gold-2: #F2E2BE;
  --cyan: #45DDE8;
  --violet: #9B6BFF;
  --magenta: #FF5FA2;
  --radius: 18px;
  --radius-sm: 12px;
  --maxw: 1240px;
  --ease: cubic-bezier(.22, .61, .36, 1);
  --font: "Manrope", "Inter", "Segoe UI", -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
  --mono: "SFMono-Regular", ui-monospace, Menlo, Consolas, monospace;
}

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(900px 520px at 78% -8%, rgba(155, 107, 255, .13), transparent 65%),
    radial-gradient(760px 460px at 6% 4%, rgba(69, 221, 232, .09), transparent 62%),
    radial-gradient(700px 500px at 50% 108%, rgba(217, 183, 117, .07), transparent 70%);
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; }

::selection { background: rgba(217, 183, 117, .28); color: #fff; }

/* ---------- typography ---------- */
h1, h2, h3, h4 { margin: 0; font-weight: 700; letter-spacing: -.022em; line-height: 1.08; }
p { margin: 0; }

.h1 { font-size: clamp(38px, 6.1vw, 78px); letter-spacing: -.035em; }
.h2 { font-size: clamp(28px, 3.6vw, 46px); letter-spacing: -.028em; }
.h3 { font-size: clamp(20px, 2vw, 26px); }
.lead { font-size: clamp(15px, 1.15vw, 17.5px); color: var(--muted); line-height: 1.72; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: .19em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 18px;
}
.eyebrow::before {
  content: "";
  width: 22px; height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold));
}
.eyebrow--plain::before { display: none; }

.grad-text {
  background: linear-gradient(96deg, #fff 8%, #F2E2BE 42%, #D9B775 62%, #fff 96%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---------- layout ---------- */
.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; position: relative; z-index: 1; }
.section { padding: clamp(64px, 8vw, 116px) 0; position: relative; z-index: 1; }
.section--tight { padding: clamp(48px, 5.5vw, 76px) 0; }
.sec-head { max-width: 720px; margin-bottom: clamp(32px, 4vw, 54px); }
.sec-head .lead { margin-top: 18px; }
.sec-head--center { margin-left: auto; margin-right: auto; text-align: center; }
.sec-head--center .eyebrow { justify-content: center; }
.sec-head--center .eyebrow::before { display: none; }
.sec-head--split {
  max-width: none;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
}
.sec-head--split > div { max-width: 620px; }

.divider { height: 1px; background: linear-gradient(90deg, transparent, var(--line-2), transparent); }

/* ---------- buttons ---------- */
.btn {
  --btn-bg: #fff;
  --btn-fg: #080B11;
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 24px;
  border: 1px solid transparent;
  border-radius: 999px;
  background: var(--btn-bg);
  color: var(--btn-fg);
  font-size: 14.5px;
  font-weight: 700;
  letter-spacing: -.01em;
  cursor: pointer;
  white-space: nowrap;
  transition: transform .28s var(--ease), box-shadow .28s var(--ease), background .28s, border-color .28s, color .28s;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn svg { width: 17px; height: 17px; flex: none; }

.btn--gold {
  --btn-bg: linear-gradient(102deg, #F2E2BE, #D9B775 55%, #C9A45F);
  --btn-fg: #241B08;
  box-shadow: 0 10px 34px -14px rgba(217, 183, 117, .75);
}
.btn--gold:hover { box-shadow: 0 16px 44px -14px rgba(217, 183, 117, .9); }

.btn--wa {
  --btn-bg: #1FBF54;
  --btn-fg: #06210F;
  box-shadow: 0 10px 30px -14px rgba(31, 191, 84, .8);
}
.btn--wa:hover { --btn-bg: #25D45F; }

.btn--ghost {
  --btn-bg: transparent;
  --btn-fg: var(--text);
  border-color: var(--line-2);
  backdrop-filter: blur(8px);
}
.btn--ghost:hover { border-color: rgba(217, 183, 117, .55); background: rgba(217, 183, 117, .07); }

.btn--sm { padding: 10px 18px; font-size: 13px; }
.btn--block { width: 100%; }

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13.5px;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: .01em;
}
.link-arrow svg { width: 15px; height: 15px; transition: transform .3s var(--ease); }
.link-arrow:hover svg { transform: translateX(4px); }

/* ---------- top notice ---------- */
.notice {
  position: relative;
  z-index: 60;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 9px 44px 9px 16px;
  background: linear-gradient(90deg, rgba(217, 183, 117, .14), rgba(217, 183, 117, .05));
  border-bottom: 1px solid rgba(217, 183, 117, .22);
  font-size: 12.5px;
  color: #E7D6B2;
  text-align: center;
}
.notice b { color: #fff; }
.notice code {
  font-family: var(--mono);
  font-size: 11.5px;
  padding: 2px 6px;
  border-radius: 5px;
  background: rgba(0, 0, 0, .35);
  border: 1px solid rgba(255, 255, 255, .1);
}
.notice__close {
  position: absolute;
  right: 12px; top: 50%;
  transform: translateY(-50%);
  width: 26px; height: 26px;
  display: grid; place-items: center;
  border: 0; border-radius: 50%;
  background: rgba(255, 255, 255, .08);
  cursor: pointer;
  color: #E7D6B2;
  font-size: 14px; line-height: 1;
}
.notice.is-hidden { display: none; }

/* ---------- header ---------- */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid transparent;
  transition: background .35s, border-color .35s, backdrop-filter .35s;
}
.header.is-scrolled {
  background: rgba(5, 7, 11, .82);
  backdrop-filter: blur(18px) saturate(140%);
  border-bottom-color: var(--line);
}
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  height: 74px;
}
.logo { display: flex; align-items: center; gap: 11px; }
.logo__mark { width: 34px; height: 34px; flex: none; }
.logo__txt { display: flex; flex-direction: column; line-height: 1.1; }
.logo__name { font-size: 15.5px; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
.logo__sub { font-size: 9px; letter-spacing: .26em; text-transform: uppercase; color: var(--muted-2); margin-top: 3px; }

.nav { display: flex; align-items: center; gap: 4px; }
.nav a {
  position: relative;
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--muted);
  transition: color .25s;
}
.nav a:hover, .nav a.is-active { color: #fff; }
.nav a.is-active::after {
  content: "";
  position: absolute;
  left: 14px; right: 14px; bottom: 4px;
  height: 1px;
  background: var(--gold);
}
.header__actions { display: flex; align-items: center; gap: 10px; }

.burger {
  display: none;
  width: 42px; height: 42px;
  border: 1px solid var(--line-2);
  border-radius: 10px;
  background: transparent;
  cursor: pointer;
  padding: 0;
  place-items: center;
}
.burger span {
  display: block;
  width: 17px; height: 1.5px;
  background: #fff;
  margin: 3.5px auto;
  transition: .3s var(--ease);
}
.burger.is-open span:nth-child(1) { transform: translateY(5px) rotate(45deg); }
.burger.is-open span:nth-child(2) { opacity: 0; }
.burger.is-open span:nth-child(3) { transform: translateY(-5px) rotate(-45deg); }

.mobile-nav {
  display: none;
  position: fixed;
  inset: 74px 0 auto 0;
  z-index: 45;
  padding: 18px 24px 26px;
  background: rgba(6, 9, 14, .97);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--line);
  transform: translateY(-12px);
  opacity: 0;
  pointer-events: none;
  transition: .3s var(--ease);
}
.mobile-nav.is-open { transform: none; opacity: 1; pointer-events: auto; }
.mobile-nav a {
  display: block;
  padding: 14px 4px;
  border-bottom: 1px solid var(--line);
  font-size: 16px;
  font-weight: 600;
}
.mobile-nav .btn { margin-top: 18px; }

/* ---------- hero ---------- */
.hero {
  position: relative;
  padding: clamp(40px, 6vw, 76px) 0 clamp(48px, 6vw, 84px);
  overflow: hidden;
}
.hero__grid {
  display: grid;
  grid-template-columns: 1.03fr .97fr;
  gap: clamp(32px, 5vw, 68px);
  align-items: center;
}
.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 7px 14px 7px 9px;
  border: 1px solid var(--line-2);
  border-radius: 999px;
  background: rgba(255, 255, 255, .03);
  font-size: 11.5px;
  letter-spacing: .11em;
  text-transform: uppercase;
  color: #D6DEEA;
  font-weight: 600;
}
.hero__badge i {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(69, 221, 232, .16);
  animation: pulse 2.6s infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 4px rgba(69, 221, 232, .16); }
  50% { box-shadow: 0 0 0 8px rgba(69, 221, 232, .04); }
}
.hero h1 { margin: 22px 0 0; }
.hero__sub { margin-top: 22px; max-width: 520px; font-size: clamp(15px, 1.15vw, 17px); color: var(--muted); line-height: 1.7; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 26px;
  margin-top: 40px;
  padding-top: 26px;
  border-top: 1px solid var(--line);
}
.hero__meta div { min-width: 96px; }
.hero__meta b { display: block; font-size: 24px; font-weight: 800; letter-spacing: -.03em; }
.hero__meta span { font-size: 11.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--muted-2); }

.hero__art {
  position: relative;
  aspect-ratio: 1 / .92;
  border: 1px solid var(--line-2);
  border-radius: 26px;
  overflow: hidden;
  background:
    radial-gradient(120% 90% at 70% 10%, rgba(155, 107, 255, .22), transparent 60%),
    radial-gradient(90% 80% at 20% 100%, rgba(69, 221, 232, .16), transparent 62%),
    linear-gradient(160deg, #0B1018, #06090E 70%);
  box-shadow: 0 40px 90px -40px rgba(0, 0, 0, .95), inset 0 1px 0 rgba(255, 255, 255, .07);
}
.hero__art > svg { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero__art-tag {
  position: absolute;
  left: 18px; bottom: 18px;
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 8px 13px;
  border-radius: 9px;
  background: rgba(6, 9, 14, .72);
  border: 1px solid var(--line-2);
  backdrop-filter: blur(10px);
  font-size: 11px;
  letter-spacing: .09em;
  text-transform: uppercase;
  color: #CBD5E4;
}
.hero__art-tag b { color: #fff; font-weight: 700; }
.hero__art-tag { white-space: nowrap; }
.pcard__price span { display: block; font-size: 11px; color: var(--muted-2); margin-top: 3px; }

/* ---------- brand marquee ---------- */
.marquee {
  position: relative;
  z-index: 1;
  overflow: hidden;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 20px 0;
  background: rgba(255, 255, 255, .012);
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.marquee__track {
  display: flex;
  width: max-content;
  gap: 46px;
  animation: marquee 46s linear infinite;
}
.marquee:hover .marquee__track { animation-play-state: paused; }
.marquee span {
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: #5B6779;
  white-space: nowrap;
}
.marquee span::after { content: "/"; margin-left: 46px; color: #2C3543; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- finder ---------- */
.finder {
  position: relative;
  border: 1px solid var(--line-2);
  border-radius: 24px;
  background: linear-gradient(165deg, rgba(20, 27, 38, .9), rgba(9, 13, 19, .92));
  padding: clamp(20px, 2.6vw, 34px);
  box-shadow: 0 30px 80px -46px #000;
  overflow: hidden;
}
.finder::before {
  content: "";
  position: absolute;
  top: 0; left: 12%; right: 12%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(217, 183, 117, .8), transparent);
}
.finder__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 22px;
}
.finder__top h3 { font-size: 17px; letter-spacing: -.01em; }
.finder__top p { font-size: 12.5px; color: var(--muted-2); margin-top: 4px; }
.finder__steps { display: flex; gap: 8px; flex-wrap: wrap; }
.finder__steps span {
  font-size: 10.5px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted-2);
  padding: 5px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
}
.finder__steps span.is-done { color: var(--gold); border-color: rgba(217, 183, 117, .35); }

.fields {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.field { position: relative; }
.field label {
  display: block;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted-2);
  margin-bottom: 7px;
}
.field select, .field input, .field textarea {
  width: 100%;
  padding: 13px 40px 13px 15px;
  border: 1px solid var(--line-2);
  border-radius: 11px;
  background: rgba(6, 9, 14, .85);
  color: var(--text);
  font-family: inherit;
  font-size: 14.5px;
  font-weight: 600;
  appearance: none;
  outline: none;
  transition: border-color .25s, background .25s, box-shadow .25s;
}
.field select:focus, .field input:focus, .field textarea:focus {
  border-color: rgba(217, 183, 117, .6);
  box-shadow: 0 0 0 3px rgba(217, 183, 117, .12);
}
.field select:disabled { opacity: .42; cursor: not-allowed; }
.field--select::after {
  content: "";
  position: absolute;
  right: 16px; bottom: 19px;
  width: 7px; height: 7px;
  border-right: 1.5px solid var(--muted);
  border-bottom: 1.5px solid var(--muted);
  transform: rotate(45deg);
  pointer-events: none;
}
.field textarea { padding-right: 15px; resize: vertical; min-height: 96px; line-height: 1.6; }
.field--full { grid-column: 1 / -1; }
.field__hint { font-size: 11.5px; color: var(--muted-2); margin-top: 6px; }
.field--search input { padding-left: 44px; }
.field--search::before {
  content: "";
  position: absolute;
  left: 16px; bottom: 17px;
  width: 12px; height: 12px;
  border: 1.6px solid var(--muted);
  border-radius: 50%;
}
.field--search::after {
  content: "";
  position: absolute;
  left: 27px; bottom: 16px;
  width: 6px; height: 1.6px;
  background: var(--muted);
  transform: rotate(45deg);
}

.finder__result {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 22px;
  padding-top: 20px;
  border-top: 1px dashed var(--line-2);
}
.finder__count { font-size: 13px; color: var(--muted); }
.finder__count b { color: var(--gold); font-weight: 800; }
.finder__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(238px, 1fr));
  gap: 16px;
  margin-top: 22px;
}
.finder__empty {
  margin-top: 22px;
  padding: 30px 22px;
  border: 1px dashed var(--line-2);
  border-radius: 16px;
  text-align: center;
  color: var(--muted);
  font-size: 14px;
}
.finder__empty b { display: block; color: #fff; font-size: 15.5px; margin-bottom: 6px; }

/* ---------- product card ---------- */
.pcard {
  position: relative;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, #0E141D, #090D13);
  overflow: hidden;
  transition: transform .4s var(--ease), border-color .4s, box-shadow .4s;
}
.pcard:hover {
  transform: translateY(-5px);
  border-color: rgba(217, 183, 117, .42);
  box-shadow: 0 30px 64px -30px rgba(0, 0, 0, .96), 0 0 0 1px rgba(217, 183, 117, .08);
}
.pcard__media {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: #070A0F;
  border-bottom: 1px solid var(--line);
}
.pcard__media svg { width: 100%; height: 100%; }
.pcard__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(5, 7, 11, .55));
  pointer-events: none;
}
.pcard__tag {
  position: absolute;
  top: 12px; left: 12px;
  z-index: 2;
  padding: 5px 9px;
  border-radius: 6px;
  background: rgba(6, 9, 14, .75);
  border: 1px solid var(--line-2);
  backdrop-filter: blur(8px);
  font-size: 9.5px;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: #DCE4EF;
}
.pcard__tag--gold { color: var(--gold); border-color: rgba(217, 183, 117, .4); }
.pcard__body { padding: 16px 17px 18px; display: flex; flex-direction: column; flex: 1; gap: 10px; }
.pcard__brand {
  font-size: 10.5px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--muted-2);
  font-weight: 700;
}
.pcard__title { font-size: 16.5px; font-weight: 700; letter-spacing: -.015em; line-height: 1.3; }
.pcard__title a:hover { color: var(--gold); }
.pcard__meta { display: flex; flex-wrap: wrap; gap: 6px; }
.chip {
  font-size: 10.5px;
  font-weight: 600;
  color: #B6C2D3;
  padding: 4px 8px;
  border-radius: 5px;
  background: rgba(255, 255, 255, .045);
  border: 1px solid var(--line);
  white-space: nowrap;
}
.chip--accent { color: var(--gold); background: rgba(217, 183, 117, .1); border-color: rgba(217, 183, 117, .22); }
.pcard__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}
.pcard__price { font-size: 12px; color: var(--muted-2); }
.pcard__price b { display: block; font-size: 15px; color: #fff; letter-spacing: -.02em; }
.pcard__wa {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  border-radius: 8px;
  background: rgba(31, 191, 84, .12);
  border: 1px solid rgba(31, 191, 84, .32);
  color: #5CE08C;
  font-size: 11.5px;
  font-weight: 700;
  transition: background .25s, color .25s;
}
.pcard__wa:hover { background: #1FBF54; color: #06210F; }
.pcard__wa svg { width: 13px; height: 13px; }

/* ---------- collection tiles ---------- */
.colls {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.coll {
  position: relative;
  min-height: 208px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, #0D131B, #080C12);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  transition: border-color .4s, transform .4s var(--ease);
}
.coll:hover { border-color: rgba(217, 183, 117, .4); transform: translateY(-4px); }
.coll__glow {
  position: absolute;
  inset: -40% -10% auto -10%;
  height: 190px;
  border-radius: 50%;
  filter: blur(46px);
  opacity: .5;
  transition: opacity .45s;
}
.coll:hover .coll__glow { opacity: .85; }
.coll__line {
  position: absolute;
  left: 8%; right: 8%; top: 58%;
  height: 2px;
  border-radius: 2px;
  filter: blur(1.2px);
  box-shadow: 0 0 22px 3px currentColor;
  opacity: .9;
}
.coll h4 { position: relative; font-size: 17px; }
.coll p { position: relative; font-size: 12.5px; color: var(--muted-2); margin-top: 6px; }
.coll__n {
  position: absolute;
  top: 18px; right: 20px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--muted-2);
}

/* ---------- feature grid ---------- */
.feats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.feat { padding: 26px 22px; background: #090D13; }
.feat__ico { width: 36px; height: 36px; margin-bottom: 16px; color: var(--gold); }
.feat h4 { font-size: 15.5px; margin-bottom: 8px; letter-spacing: -.01em; }
.feat p { font-size: 13px; color: var(--muted); line-height: 1.68; }

/* ---------- split media ---------- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(28px, 5vw, 64px);
  align-items: center;
}
.split__art {
  position: relative;
  aspect-ratio: 4 / 3.2;
  border: 1px solid var(--line-2);
  border-radius: 22px;
  overflow: hidden;
  background: radial-gradient(110% 90% at 60% 20%, rgba(69, 221, 232, .14), transparent 62%), #080C12;
}
.split__art svg { width: 100%; height: 100%; }
.check-list { list-style: none; padding: 0; margin: 26px 0 0; display: grid; gap: 14px; }
.check-list li { display: flex; gap: 12px; font-size: 14px; color: #C6D0DE; line-height: 1.55; }
.check-list svg { width: 18px; height: 18px; flex: none; margin-top: 3px; color: var(--gold); }
.check-list b { color: #fff; }

.spec-row { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 28px; }
.spec-row div {
  flex: 1 1 120px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, .022);
}
.spec-row b { display: block; font-size: 21px; letter-spacing: -.03em; }
.spec-row span { font-size: 10.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--muted-2); }

/* ---------- process ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; counter-reset: s; }
.step {
  position: relative;
  padding: 26px 22px 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255, 255, 255, .026), transparent);
}
.step::before {
  counter-increment: s;
  content: "0" counter(s);
  display: block;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--gold);
  margin-bottom: 16px;
}
.step h4 { font-size: 15.5px; margin-bottom: 8px; }
.step p { font-size: 13px; color: var(--muted); line-height: 1.68; }

/* ---------- oem band ---------- */
.band {
  position: relative;
  border: 1px solid rgba(217, 183, 117, .26);
  border-radius: 24px;
  padding: clamp(30px, 4vw, 54px);
  background:
    radial-gradient(70% 140% at 92% 10%, rgba(217, 183, 117, .16), transparent 60%),
    linear-gradient(120deg, rgba(18, 24, 34, .95), rgba(8, 11, 17, .95));
  overflow: hidden;
  display: grid;
  grid-template-columns: 1.25fr .75fr;
  gap: 34px;
  align-items: center;
}
.band__items { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 22px; margin-top: 24px; }
.band__items div { font-size: 13px; color: #C6D0DE; display: flex; gap: 9px; align-items: flex-start; }
.band__items svg { width: 16px; height: 16px; color: var(--gold); flex: none; margin-top: 3px; }
.band__side { text-align: right; }
.band__side .btn { margin-top: 0; }

/* ---------- faq ---------- */
.faq { border-top: 1px solid var(--line); }
.faq__item { border-bottom: 1px solid var(--line); }
.faq__q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 22px 4px;
  background: none;
  border: 0;
  text-align: left;
  font-size: 15.5px;
  font-weight: 600;
  letter-spacing: -.012em;
  cursor: pointer;
  transition: color .25s;
}
.faq__q:hover { color: var(--gold); }
.faq__q i {
  position: relative;
  flex: none;
  width: 18px; height: 18px;
}
.faq__q i::before, .faq__q i::after {
  content: "";
  position: absolute;
  background: var(--muted);
  transition: .3s var(--ease);
}
.faq__q i::before { left: 0; top: 8px; width: 18px; height: 1.5px; }
.faq__q i::after { left: 8px; top: 0; width: 1.5px; height: 18px; }
.faq__item.is-open .faq__q i::after { transform: rotate(90deg); opacity: 0; }
.faq__a { max-height: 0; overflow: hidden; transition: max-height .45s var(--ease); }
.faq__a p { padding: 0 24px 24px 4px; font-size: 14px; color: var(--muted); line-height: 1.75; max-width: 820px; }

/* ---------- inquiry form ---------- */
.inquiry {
  display: grid;
  grid-template-columns: .85fr 1.15fr;
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
}
.form-card {
  border: 1px solid var(--line-2);
  border-radius: 22px;
  padding: clamp(20px, 2.6vw, 32px);
  background: linear-gradient(165deg, rgba(18, 24, 34, .92), rgba(8, 11, 17, .95));
  box-shadow: 0 30px 80px -50px #000;
}
.form-card .fields { grid-template-columns: 1fr 1fr; }
.form-card .finder__top { margin-bottom: 18px; }
.form-note {
  display: flex;
  gap: 10px;
  margin-top: 16px;
  padding: 12px 14px;
  border-radius: 10px;
  background: rgba(31, 191, 84, .07);
  border: 1px solid rgba(31, 191, 84, .22);
  font-size: 12px;
  color: #A8DCC0;
  line-height: 1.6;
}
.form-note svg { width: 16px; height: 16px; flex: none; margin-top: 2px; color: #5CE08C; }
.form-msg { margin-top: 14px; font-size: 12.5px; display: none; }
.form-msg.is-ok { display: block; color: #7FE3A6; }
.form-msg.is-err { display: block; color: #FF8B8B; }

.contact-lines { display: grid; gap: 4px; margin-top: 28px; }
.contact-line {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 15px 4px;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
}
.contact-line svg { width: 18px; height: 18px; color: var(--gold); flex: none; }
.contact-line span { color: var(--muted-2); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; display: block; }
.contact-line b { font-weight: 600; }

/* ---------- footer ---------- */
.footer {
  position: relative;
  z-index: 1;
  margin-top: 40px;
  border-top: 1px solid var(--line);
  padding: clamp(40px, 5vw, 64px) 0 28px;
  background: linear-gradient(180deg, transparent, rgba(217, 183, 117, .03));
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 34px;
}
.footer p, .footer a { font-size: 13px; color: var(--muted); }
.footer h5 {
  margin: 0 0 14px;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: #fff;
}
.footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 9px; }
.footer a:hover { color: var(--gold); }
.footer__brand p { margin-top: 16px; max-width: 300px; line-height: 1.7; }
.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
  margin-top: 44px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  font-size: 12px;
  color: var(--muted-2);
}

/* ---------- floating wa ---------- */
.fab {
  position: fixed;
  right: 20px; bottom: 20px;
  z-index: 55;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 18px 12px 13px;
  border-radius: 999px;
  background: #1FBF54;
  color: #06210F;
  font-size: 13.5px;
  font-weight: 800;
  box-shadow: 0 16px 40px -12px rgba(31, 191, 84, .7);
  transition: transform .3s var(--ease), background .3s;
}
.fab:hover { transform: translateY(-3px) scale(1.02); background: #25D45F; }
.fab svg { width: 22px; height: 22px; }
.fab__label { display: inline; }

/* ---------- page hero (sub pages) ---------- */
.phero {
  position: relative;
  padding: clamp(46px, 6vw, 84px) 0 clamp(30px, 4vw, 48px);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}
.phero::before {
  content: "";
  position: absolute;
  inset: -60% 30% auto -10%;
  height: 340px;
  background: radial-gradient(closest-side, rgba(155, 107, 255, .22), transparent);
  filter: blur(30px);
}
.phero__in { position: relative; max-width: 780px; }
.crumbs { display: flex; align-items: center; gap: 8px; font-size: 12px; color: var(--muted-2); margin-bottom: 18px; }
.crumbs a:hover { color: var(--gold); }
.crumbs span { opacity: .5; }

/* ---------- toolbar / filters ---------- */
.toolbar {
  position: sticky;
  top: 74px;
  z-index: 20;
  padding: 14px 0;
  background: rgba(5, 7, 11, .9);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line);
}
.toolbar__in {
  display: flex;
  align-items: flex-end;
  gap: 12px;
  flex-wrap: wrap;
}
.toolbar .field { flex: 1 1 150px; min-width: 130px; }
.toolbar .field--search { flex: 1.6 1 210px; }
.toolbar__count { font-size: 12.5px; color: var(--muted); white-space: nowrap; padding-bottom: 14px; }
.toolbar__count b { color: var(--gold); }
.chips { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 14px; }
.chip-btn {
  padding: 7px 13px;
  border-radius: 999px;
  border: 1px solid var(--line-2);
  background: transparent;
  font-size: 12px;
  font-weight: 600;
  color: var(--muted);
  cursor: pointer;
  transition: .25s;
}
.chip-btn:hover { color: #fff; border-color: rgba(217, 183, 117, .45); }
.chip-btn.is-on { background: rgba(217, 183, 117, .14); border-color: rgba(217, 183, 117, .5); color: var(--gold); }

.grid-products {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(258px, 1fr));
  gap: 18px;
  margin-top: 26px;
}
.load-more { display: flex; justify-content: center; margin-top: 34px; }

/* ---------- product detail ---------- */
.pdp { display: grid; grid-template-columns: 1.08fr .92fr; gap: clamp(26px, 4vw, 54px); align-items: start; }
.pdp__gallery { display: grid; gap: 12px; }
.pdp__main {
  position: relative;
  border: 1px solid var(--line-2);
  border-radius: 20px;
  overflow: hidden;
  aspect-ratio: 4 / 3.1;
  background: #070A0F;
}
.pdp__main svg { width: 100%; height: 100%; }
.pdp__thumbs { display: grid; grid-template-columns: repeat(5, 1fr); gap: 8px; }
.pdp__thumb {
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
  aspect-ratio: 4/3;
  background: #070A0F;
  cursor: pointer;
  padding: 0;
  transition: border-color .25s;
}
.pdp__thumb.is-on { border-color: var(--gold); }
.pdp__thumb svg { width: 100%; height: 100%; }

.pdp__head h1 { font-size: clamp(26px, 3.2vw, 40px); margin: 6px 0 14px; }
.pdp__sub { font-size: 14.5px; color: var(--muted); line-height: 1.7; }
.pdp__cta { display: flex; flex-wrap: wrap; gap: 10px; margin: 24px 0; }
.pdp__price {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 16px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  margin: 22px 0;
}
.pdp__price b { font-size: 24px; letter-spacing: -.03em; }
.pdp__price span { font-size: 12px; color: var(--muted-2); }
.spec-table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.spec-table th, .spec-table td { padding: 11px 0; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.spec-table th { width: 42%; color: var(--muted-2); font-weight: 600; font-size: 12px; letter-spacing: .06em; text-transform: uppercase; }
.spec-table td { color: #D6DFEC; }

.notice-inline {
  display: flex;
  gap: 10px;
  padding: 14px 16px;
  border-radius: 12px;
  background: rgba(217, 183, 117, .07);
  border: 1px solid rgba(217, 183, 117, .2);
  font-size: 12.5px;
  color: #E3D2AE;
  line-height: 1.65;
  margin-top: 22px;
}
.notice-inline svg { width: 16px; height: 16px; flex: none; margin-top: 2px; color: var(--gold); }

/* ---------- real photo overlay (drop-in replacement) ---------- */
.pcard__photo, .pdp__main .pcard__photo {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
}
.pcard__tag { z-index: 2; }
.pdp__main { position: relative; }

/* ---------- facility shots (placeholder photo slots) ---------- */
.shots { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.shot {
  position: relative;
  aspect-ratio: 4 / 3;
  border: 1px solid var(--line);
  border-radius: 16px;
  overflow: hidden;
  background:
    radial-gradient(80% 60% at 30% 20%, rgba(69, 221, 232, .12), transparent 60%),
    linear-gradient(160deg, #0E141D, #070A0F);
  display: flex;
  align-items: flex-end;
  padding: 16px;
}
.shot::after {
  content: "REPLACE WITH FACTORY PHOTO";
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-size: 9px;
  letter-spacing: .2em;
  color: rgba(255, 255, 255, .18);
  border: 1px dashed rgba(255, 255, 255, .07);
  border-radius: 16px;
  margin: 10px;
}
.shot span { position: relative; z-index: 1; font-size: 12.5px; color: #C6D0DE; font-weight: 600; }

.timeline { display: grid; gap: 0; border-left: 1px solid var(--line); margin-top: 30px; }
.timeline div { position: relative; padding: 0 0 26px 26px; }
.timeline div::before {
  content: "";
  position: absolute;
  left: -4px; top: 7px;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 4px rgba(217, 183, 117, .12);
}
.timeline b { display: block; font-size: 12px; letter-spacing: .1em; color: var(--gold); margin-bottom: 5px; }
.timeline p { font-size: 13.5px; color: var(--muted); line-height: 1.65; }

.map-slot {
  position: relative;
  border: 1px solid var(--line);
  border-radius: 18px;
  aspect-ratio: 16 / 8;
  overflow: hidden;
  background:
    radial-gradient(60% 80% at 70% 40%, rgba(155, 107, 255, .16), transparent 60%),
    linear-gradient(160deg, #0B1018, #06090E);
  display: grid;
  place-items: center;
}
.map-slot span { font-size: 10px; letter-spacing: .22em; color: rgba(255, 255, 255, .22); }

/* ---------- real photos in grids ---------- */
.pdp__thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.shot--photo::after { display: none; }
.shot--photo { align-items: flex-end; }
.shot--photo img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.shot--photo span {
  background: rgba(5, 7, 11, .62);
  padding: 4px 10px;
  border-radius: 999px;
  backdrop-filter: blur(4px);
}
.pcard__photo { transition: transform .7s ease; }
.pcard:hover .pcard__photo { transform: scale(1.04); }

/* ---------- reveal ---------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.is-in { opacity: 1; transform: none; }
.reveal[data-d="1"] { transition-delay: .07s; }
.reveal[data-d="2"] { transition-delay: .14s; }
.reveal[data-d="3"] { transition-delay: .21s; }
.reveal[data-d="4"] { transition-delay: .28s; }

/* ---------- responsive ---------- */
@media (max-width: 1080px) {
  .nav { display: none; }
  .burger { display: grid; }
  .mobile-nav { display: block; }
  .header__actions .btn--ghost { display: none; }
  .hero__grid { grid-template-columns: 1fr; }
  .hero__art { aspect-ratio: 16 / 10; order: -1; max-height: 46vh; }
  .colls { grid-template-columns: repeat(2, 1fr); }
  .feats { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .band { grid-template-columns: 1fr; }
  .band__side { text-align: left; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .pdp { grid-template-columns: 1fr; }
  .inquiry { grid-template-columns: 1fr; }
  .toolbar { top: 66px; }
}

@media (max-width: 720px) {
  .wrap { padding: 0 18px; }
  .fields { grid-template-columns: 1fr; }
  .form-card .fields { grid-template-columns: 1fr; }
  .colls { grid-template-columns: 1fr; }
  .feats { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .finder__grid { grid-template-columns: 1fr; }
  .grid-products { grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 12px; }
  .footer__grid { grid-template-columns: 1fr; gap: 26px; }
  .hero__meta { gap: 18px 24px; }
  .hero__meta b { font-size: 20px; }
  .fab__label { display: none; }
  .fab { padding: 14px; }
  .pdp__thumbs { grid-template-columns: repeat(4, 1fr); }
  .split { grid-template-columns: 1fr; }
  .split__art { order: -1; }
  .band__items { grid-template-columns: 1fr; }
  .toolbar { top: 62px; }
  .header__inner { height: 62px; }
  .mobile-nav { inset: 62px 0 auto 0; }
  .notice { font-size: 11.5px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; }
  .reveal { opacity: 1; transform: none; }
}

/* ---------- print ---------- */
@media print {
  body { background: #fff; color: #111; }
  .header, .fab, .notice, .mobile-nav, .hero__art, .marquee { display: none !important; }
}