:root {
  --bg: #0b1016;
  --ink: #e8edf2;
  --muted: #8ea0b3;
  --paper: #111821;
  --card: #151d27;
  --line: #243140;
  --orange: #ff6a22;
  --steel: #6f8499;
  --wa: #128c7e;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "IBM Plex Sans", system-ui, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.5;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
h1, h2, h3, .mark {
  font-family: "Barlow Condensed", Impact, sans-serif;
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 0.95;
  text-transform: uppercase;
}
.site-head {
  display: flex; justify-content: space-between; align-items: center;
  padding: 12px 22px;
  border-bottom: 1px solid var(--line);
  background: rgba(11,16,22,.94);
  position: sticky; top: 0; z-index: 20;
}
.mark { font-size: 28px; text-decoration: none; display: flex; align-items: center; gap: 10px; }
.mark-bar { width: 18px; height: 4px; background: var(--orange); display: inline-block; }
.site-head nav { display: flex; gap: 18px; font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase; }
.site-head nav a { text-decoration: none; color: var(--muted); }
.site-head nav a:hover { color: var(--orange); }
.wrap { width: min(1160px, calc(100% - 40px)); margin: 0 auto; }
.zh { color: var(--orange); font-size: 13px; letter-spacing: .04em; text-transform: none; font-family: "IBM Plex Sans", sans-serif; font-weight: 400; }

.hero {
  display: grid; grid-template-columns: .9fr 1.1fr;
  min-height: 86vh; background: #070b10;
  clip-path: inset(0 0 0 0);
}
.hero img { width: 100%; height: 100%; object-fit: cover; min-height: 520px; filter: contrast(1.05); animation: caPan 16s ease-in-out infinite alternate; }
@keyframes caPan { from { transform: translateX(0) scale(1.04); } to { transform: translateX(-3%) scale(1.08); } }
.hero-copy { animation: caSlide 0.9s cubic-bezier(.16,1,.3,1) both; }
@keyframes caSlide { from { opacity: 0; transform: translateX(-28px); } to { opacity: 1; transform: none; } }
.hero-copy { padding: 72px 48px; display: flex; flex-direction: column; justify-content: center; }
.hero h1 { font-size: clamp(48px, 7vw, 86px); margin: 8px 0 16px; }
.hero-lede { max-width: 42ch; color: var(--muted); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
.eyebrow { letter-spacing: 0.2em; text-transform: uppercase; font-size: 11px; color: var(--orange); margin: 0 0 8px; }
.ticker {
  background: var(--orange); color: #0b1016; text-align: center;
  padding: 12px; letter-spacing: 0.28em; font-weight: 700; font-size: 12px;
  font-family: "Barlow Condensed", sans-serif;
}
.range {
  display: grid; grid-template-columns: 1fr 1fr; gap: 10px; padding: 24px 0;
}
.range-tile { position: relative; overflow: hidden; color: #fff; text-decoration: none; aspect-ratio: 1; }
.range-tile img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 1; filter: brightness(.62); }
.range-tile div { position: absolute; left: 18px; bottom: 16px; right: 18px; }
.range-tile h2 { margin: 0; font-size: 28px; }
.feature { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; padding: 72px 0; }
.feature-visual { aspect-ratio: 1; overflow: hidden; }
.feature-visual img { width: 100%; height: 100%; aspect-ratio: 1; object-fit: cover; }
.feature-copy h2 { font-size: 48px; margin: 0 0 12px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; padding: 0; list-style: none; }
.chips li {
  border: 1px solid var(--line); padding: 6px 10px;
  font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--muted);
}
.sec-head { margin-bottom: 28px; }
.sec-head h2 { font-size: clamp(32px, 4vw, 52px); margin: 0 0 8px; }
.lede { color: var(--muted); max-width: 56ch; }
.shelf, .slot { padding: 64px 0; }
.grid-kits { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.kit-card { background: var(--card); text-decoration: none; color: inherit; display: block; border: 1px solid var(--line); border-radius: 6px; overflow: hidden; transition: transform .4s cubic-bezier(.16,1,.3,1), border-color .3s; }
.kit-card:hover { transform: translateX(6px); border-color: var(--orange); }
.range-tile { border-radius: 6px; }
.btn { border-radius: 4px; transition: transform .25s ease, background .25s ease; }
.btn:hover { transform: translateX(4px); }
.chips li { border-radius: 4px; }
.kit-media { position: relative; aspect-ratio: 1; overflow: hidden; background: #0a0e14; }
.kit-card img { width: 100%; height: 100%; aspect-ratio: 1; object-fit: cover; background: #0a0e14; display: block; }
.chip {
  position: absolute; left: 10px; top: 10px;
  background: var(--orange); color: #0b1016; padding: 4px 8px;
  font-size: 10px; letter-spacing: .12em; text-transform: uppercase; font-weight: 700;
}
.kit-body { padding: 14px; }
.kit-card h3 { margin: 0 0 6px; font-size: 26px; }
.price { color: var(--orange); font-weight: 700; font-size: 22px; }
.bench { background: #070b10; padding-bottom: 64px; }
.bench-banner { width: 100%; max-height: 280px; object-fit: cover; filter: brightness(.7); }
.bench-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: -48px; }
.bench-grid figure { margin: 0; background: var(--card); border: 1px solid var(--line); }
.bench-grid img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
.bench-grid figcaption { padding: 14px; }
.bench-grid span { color: var(--orange); letter-spacing: .16em; font-size: 11px; }
.notes { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.notes blockquote { margin: 0; padding: 22px; background: var(--card); border-left: 3px solid var(--orange); }
.stars { color: var(--orange); margin: 0 0 8px; }
.cta-row { display: flex; flex-wrap: wrap; gap: 10px; margin: 18px 0 8px; }
.btn {
  display: inline-block; text-decoration: none; padding: 12px 18px;
  letter-spacing: 0.12em; text-transform: uppercase; font-size: 12px; font-weight: 600;
  border: 1px solid currentColor; background: transparent; cursor: pointer; font-family: inherit; color: inherit;
}
.btn-orange { background: var(--orange); color: #0b1016; border-color: var(--orange); }
.btn-ghost { color: var(--ink); }
.btn-ghost-ink { color: var(--ink); border-color: var(--line); }
.btn-wa { background: var(--wa); color: #fff; border-color: var(--wa); }
.cta-hint { color: var(--muted); font-size: 13px; }
.close {
  text-align: left; padding: 96px 0 120px;
  background: linear-gradient(90deg, rgba(7,11,16,.82), rgba(7,11,16,.35)), var(--close-img) center/cover;
  color: var(--ink);
}
.close h2 { font-size: clamp(40px, 6vw, 72px); margin: 8px 0 12px; }
.site-foot {
  display: grid; grid-template-columns: 1.2fr .9fr .9fr 1.4fr; gap: 24px;
  padding: 40px 28px 96px; border-top: 1px solid var(--line); color: var(--muted); font-size: 14px;
}
.site-foot .mark { color: var(--ink); font-size: 28px; margin: 0; }
.foot-label { letter-spacing: .16em; text-transform: uppercase; font-size: 11px; color: var(--orange); }
.pdp { display: grid; grid-template-columns: 1.1fr .9fr; gap: 40px; padding: 40px 0 32px; align-items: start; }
.pdp-stage { display: grid; grid-template-columns: 68px 1fr; gap: 10px; align-items: start; }
.pdp-main-wrap { aspect-ratio: 1 / 1; width: 100%; overflow: hidden; background: #0a0e14; }
.pdp-main-wrap img { width: 100%; height: 100%; aspect-ratio: 1 / 1; object-fit: cover; display: block; }
.pdp-thumbs { display: flex; flex-direction: column; gap: 6px; }
.pdp-thumb { width: 68px; height: 68px; border: 1px solid var(--line); padding: 0; background: transparent; cursor: pointer; overflow: hidden; }
.pdp-thumb img { width: 68px; height: 68px; aspect-ratio: 1 / 1; object-fit: cover; display: block; }
.pdp-thumb.on { border-color: var(--orange); }
.amz { padding: 12px 0 28px; }
.amz-head { margin-bottom: 20px; }
.amz-head h2 { font-size: clamp(32px, 5vw, 52px); margin: 0; }
.amz-row { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; align-items: center; padding: 22px 0; border-top: 1px solid var(--line); }
.amz-row--flip { direction: rtl; }
.amz-row--flip > * { direction: ltr; }
.amz-photo { aspect-ratio: 1 / 1; overflow: hidden; background: #fff; }
.amz-photo img { width: 100%; height: 100%; object-fit: cover; display: block; }
.amz-copy h3 { font-size: 32px; margin: 0 0 10px; }
.amz-copy p { color: var(--muted); max-width: 44ch; }

.sku-line { font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); margin: 0 0 10px; }
.var-block { margin: 16px 0; }
.var-pills { display: grid; gap: 8px; }
.var-pill {
  text-align: left; cursor: pointer; font: inherit; color: inherit;
  background: var(--card); border: 1px solid var(--line);
  padding: 12px 14px; display: flex; flex-direction: column; gap: 4px;
}
.var-pill strong { font-size: 15px; text-transform: none; font-family: "IBM Plex Sans", sans-serif; }
.var-pill span { font-size: 12px; color: var(--muted); text-transform: none; font-family: "IBM Plex Sans", sans-serif; letter-spacing: 0; }
.var-pill.on { border-color: var(--orange); box-shadow: inset 3px 0 0 var(--orange); }
.jump { font-size: 12px; letter-spacing: .12em; text-transform: uppercase; color: var(--orange); }
.jump a { color: inherit; }
.spec-block { padding: 12px 0 72px; }
.spec-grid { display: grid; grid-template-columns: 1.25fr .75fr; gap: 20px; align-items: start; }
.spec-table { width: 100%; border-collapse: collapse; }
.spec-table th, .spec-table td { text-align: left; padding: 10px 0; border-bottom: 1px solid var(--line); }
.spec-table th { width: 36%; color: var(--orange); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; font-weight: 600; }
.spec-box { background: var(--card); padding: 22px; border-left: 4px solid var(--orange); }
.spec-box h3 { margin: 0 0 10px; }
.spec-box ul { color: var(--muted); }
.amz-stack { display: grid; gap: 12px; max-width: 720px; }
.amz-card { margin: 0; background: #fff; overflow: hidden; border: 1px solid var(--line); }
.amz-card img { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; display: block; background: #fff; }
.amz-card figcaption { padding: 8px 12px 12px; color: #0b1016; font-size: 11px; letter-spacing: .16em; text-transform: uppercase; background: #fff; }
.ph-note { color: var(--muted); font-size: 12px; }
.pdp-info h1 { font-size: 52px; margin: 0 0 8px; }
.pdp-info .price { font-size: 48px; line-height: 1; margin: 8px 0 6px; color: var(--orange); font-weight: 700; }
.pdp-info .price #pdp-price { font-size: 48px; color: var(--orange); font-weight: 700; }
.pdp-info .price-hint { display: block; color: var(--muted); font-size: 13px; font-weight: 400; margin-top: 6px; letter-spacing: 0.08em; text-transform: uppercase; }
.spec { width: 100%; border-collapse: collapse; margin: 18px 0; }
.spec th, .spec td { text-align: left; padding: 8px 0; border-bottom: 1px solid var(--line); }
.spec th { width: 34%; color: var(--muted); font-weight: 500; text-transform: uppercase; font-size: 11px; letter-spacing: .1em; }
.kit-list { color: var(--muted); }
.filters { display: flex; flex-wrap: wrap; gap: 8px; }
.filters a {
  text-decoration: none; letter-spacing: 0.1em; text-transform: uppercase;
  font-size: 11px; color: var(--muted); border: 1px solid var(--line); padding: 8px 12px;
}
.filters a.on { color: #0b1016; background: var(--orange); border-color: var(--orange); }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 28px; }
.contact-grid article { background: var(--card); padding: 22px; border: 1px solid var(--line); }
.page-hero { padding: 56px 0 20px; }
.page-hero h1 { font-size: clamp(40px, 7vw, 72px); margin: 0 0 12px; }
.prose { max-width: 68ch; }
.banner-page img { width: 100%; max-height: 280px; object-fit: cover; filter: brightness(.72); }
.related { grid-template-columns: repeat(4, 1fr); }

.reveal-wipe {
  opacity: 0;
  transform: translateX(-36px);
  clip-path: inset(0 28% 0 0);
  transition: opacity .8s cubic-bezier(.16,1,.3,1), transform .8s cubic-bezier(.16,1,.3,1), clip-path .9s cubic-bezier(.16,1,.3,1);
}
.reveal-wipe.in {
  opacity: 1;
  transform: none;
  clip-path: inset(0 0 0 0);
}

.about-banner, .policy-banner, .desk-hero {
  position: relative; min-height: 280px; background: #070b10;
  overflow: hidden; margin-bottom: 8px;
}
.about-banner img { width: 100%; height: 320px; object-fit: cover; filter: brightness(.5); }
.about-banner-copy { position: absolute; left: 40px; bottom: 36px; }
.policy-banner, .desk-hero { padding: 72px 0 40px; border-bottom: 2px solid var(--orange); }
.about-stack { display: grid; grid-template-columns: .7fr 1.3fr; gap: 28px; padding: 56px 0; }
.about-stat { background: var(--card); border-left: 4px solid var(--orange); padding: 28px; }
.about-stat .num { font-family: "Barlow Condensed", sans-serif; font-size: 84px; margin: 0; color: var(--orange); }
.timeline ol { list-style: none; padding: 0 0 80px; margin: 0; display: grid; gap: 0; }
.timeline li { display: grid; grid-template-columns: 140px 1fr; gap: 18px; padding: 22px 0; border-top: 1px solid var(--line); }
.timeline span { color: var(--orange); letter-spacing: .16em; text-transform: uppercase; font-weight: 700; }
.desk-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; padding: 40px 0 80px; }
.desk-grid article { background: var(--card); padding: 24px; border: 1px solid var(--line); }
.desk-grid .span { grid-column: 1 / -1; }
.policy-table { padding: 24px 0 80px; }
.policy-table .row { display: grid; grid-template-columns: 180px 1fr; gap: 20px; padding: 22px 0; border-bottom: 1px solid var(--line); }
.policy-table h2 { margin: 0; font-size: 22px; color: var(--orange); }
.protocol { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; padding: 28px 0 80px; }
.protocol article { background: var(--card); padding: 22px; border-top: 3px solid var(--orange); }
.protocol .tag { color: var(--orange); letter-spacing: .18em; font-size: 11px; margin: 0 0 8px; }

@media (prefers-reduced-motion: reduce) {
  .reveal-wipe, .hero img, .hero-copy, .btn, .kit-card { animation: none !important; transition: none !important; transform: none !important; clip-path: none !important; opacity: 1 !important; }
}
@media (max-width: 980px) {
  .hero, .pdp, .site-foot, .feature, .contact-grid, .about-stack, .desk-grid, .policy-table .row, .timeline li, .pdp-stage, .amz-row, .spec-grid { grid-template-columns: 1fr; }
  .amz-row--flip { direction: ltr; }
  .pdp-thumbs { flex-direction: row; flex-wrap: wrap; }
  .range, .grid-kits, .bench-grid, .notes, .related, .protocol { grid-template-columns: 1fr 1fr; }
  .site-head { flex-direction: column; gap: 10px; }
  .hero-copy { padding: 32px 22px; }
}
@media (max-width: 560px) {
  .wrap { width: calc(100% - 24px); }
  .bench-grid, .notes { grid-template-columns: 1fr; }
  .range, .grid-kits, .related { grid-template-columns: 1fr 1fr; gap: 10px; }
}