:root {
  color-scheme: dark;
  --bg: #080a08;
  --surface: #0e120f;
  --surface-2: #141a15;
  --line: rgba(224, 239, 222, 0.15);
  --line-strong: rgba(224, 239, 222, 0.3);
  --text: #f1f5ef;
  --muted: #a8b1a8;
  --green: #99ff42;
  --green-soft: #d9ffbd;
  --max: 1440px;
  --pad: clamp(20px, 4vw, 64px);
  --section: clamp(88px, 10vw, 160px);
  --radius: clamp(20px, 2.5vw, 36px);
  --font: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

* { box-sizing: border-box; }
html { min-height: 100%; scroll-behavior: smooth; -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  min-height: 100dvh;
  overflow-x: hidden;
  overscroll-behavior-x: none;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
body.menu-open { overflow: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { color: inherit; font: inherit; }
a, button { touch-action: manipulation; -webkit-tap-highlight-color: transparent; }
.skip-link {
  position: fixed;
  z-index: 1000;
  top: 12px;
  left: 12px;
  padding: 10px 16px;
  transform: translateY(-150%);
  border-radius: 99px;
  background: var(--green);
  color: #071006;
}
.skip-link:focus { transform: translateY(0); }
.eyebrow {
  margin: 0 0 22px;
  color: var(--green);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.brand { display: inline-flex; min-width: 0; flex: 0 0 auto; align-items: center; gap: 11px; line-height: 0.86; }
.brand__logo { display: block; width: clamp(128px, 10.5vw, 154px); height: auto; flex: 0 0 auto; object-fit: contain; object-position: left center; }
.brand__mark {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 50%;
  background: var(--green);
  color: #081008;
  font-size: 0.8rem;
  font-weight: 900;
  letter-spacing: -0.08em;
}
.brand__name { font-size: 0.74rem; font-weight: 900; letter-spacing: 0.08em; }
.outline-text { color: transparent; -webkit-text-stroke: 1.5px rgba(241, 245, 239, 0.88); }

/* Opening page */
.intro-page { background: #050705; }
.intro { position: relative; min-height: 100vh; min-height: 100svh; overflow: hidden; isolation: isolate; }
.intro::after {
  position: absolute;
  z-index: -1;
  inset: 0;
  background: linear-gradient(90deg, rgba(3, 6, 3, 0.92) 0%, rgba(3, 6, 3, 0.7) 45%, rgba(3, 6, 3, 0.08) 82%), linear-gradient(0deg, rgba(3, 6, 3, 0.58), transparent 45%);
  content: "";
}
.intro__image {
  position: absolute;
  z-index: -2;
  inset: -3%;
  background: url("assets/intro-cover.webp") center 54% / cover no-repeat;
  animation: introScale 10s cubic-bezier(.2,.7,.2,1) both;
}
.intro__grain {
  position: absolute;
  z-index: 1;
  inset: 0;
  opacity: 0.08;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.92' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.65'/%3E%3C/svg%3E");
}
.intro__topbar, .intro__footer, .intro__content {
  position: relative;
  z-index: 2;
  width: min(100%, var(--max));
  margin-inline: auto;
  padding-inline: var(--pad);
}
.intro__topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: max(30px, env(safe-area-inset-top));
  animation: fadeUp .8s .15s both;
}
.intro__topbar p, .intro__footer { color: rgba(241,245,239,.7); font-size: .75rem; letter-spacing: .14em; text-transform: uppercase; }
.intro__content { display: flex; min-height: calc(100vh - 180px); min-height: calc(100svh - 180px); max-width: var(--max); flex-direction: column; justify-content: center; padding-block: 100px max(80px, env(safe-area-inset-bottom)); }
.intro__content .eyebrow { animation: fadeUp .85s .25s both; }
.intro__content h1 {
  max-width: 980px;
  margin: 0;
  font-size: clamp(3.4rem, 8.4vw, 8rem);
  font-weight: 770;
  letter-spacing: -0.065em;
  line-height: .94;
}
.intro__content h1 span { display: block; animation: fadeUp .9s .36s both; }
.intro__content h1 span + span { animation-delay: .46s; }
.intro__lead { max-width: 590px; margin: 34px 0; color: rgba(241,245,239,.78); font-size: clamp(1rem,1.5vw,1.2rem); animation: fadeUp .9s .56s both; }
.entry-button { display: inline-flex; width: fit-content; align-items: center; gap: 18px; font-weight: 720; animation: fadeUp .9s .66s both; }
.entry-button__disc { display: grid; width: 54px; height: 54px; place-items: center; border-radius: 50%; background: var(--green); color: #071006; font-size: 1.3rem; transition: transform .3s ease; }
.entry-button:hover .entry-button__disc { transform: rotate(45deg) scale(1.08); }
.intro__footer { position: absolute; bottom: max(24px, env(safe-area-inset-bottom)); left: 50%; display: flex; justify-content: space-between; transform: translateX(-50%); }
.intro__footer p { margin: 0; }
.intro__scroll { display: flex; align-items: center; gap: 10px; }
.intro__scroll span { width: 34px; height: 1px; background: var(--green); animation: pulseLine 1.8s infinite; }

/* Shared site layout */
.site-page { background-image: radial-gradient(circle at 85% 4%, rgba(105, 255, 53, .07), transparent 24%); }
.site-header {
  position: fixed;
  z-index: 100;
  top: 0;
  left: 0;
  display: grid;
  width: 100%;
  height: calc(86px + env(safe-area-inset-top));
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: env(safe-area-inset-top) max(var(--pad), env(safe-area-inset-right)) 0 max(var(--pad), env(safe-area-inset-left));
  border-bottom: 1px solid transparent;
  background: transparent;
  transition: background-color .3s ease, border-color .3s ease, box-shadow .3s ease, height .3s ease;
}
.site-header.is-scrolled { height: calc(72px + env(safe-area-inset-top)); border-color: rgba(224,239,222,.13); background-color: rgba(8,14,9,.68); box-shadow: 0 12px 36px rgba(0,0,0,.18); -webkit-backdrop-filter: saturate(130%) blur(18px); backdrop-filter: saturate(130%) blur(18px); }
.site-nav { display: flex; height: 48px; gap: 3px; padding: 3px; overflow: hidden; border: 1px solid var(--line); border-radius: 999px; background: rgba(7,13,8,.58); -webkit-backdrop-filter: blur(15px); backdrop-filter: blur(15px); }
.pill-nav-link { position: relative; display: grid; height: 40px; min-width: 78px; place-items: center; overflow: hidden; border-radius: 999px; padding: 0 20px; color: #dce3da; font-size: .82rem; isolation: isolate; }
.pill-nav-link::before { position: absolute; z-index: -1; bottom: -100px; left: 50%; width: 210px; height: 210px; border-radius: 50%; background: var(--green); content: ""; transform: translateX(-50%) scale(0); transform-origin: center bottom; transition: transform .5s cubic-bezier(.16,1,.3,1); }
.pill-nav-label { display: block; transition: transform .38s cubic-bezier(.16,1,.3,1), opacity .25s ease; }
.pill-nav-label--hover { position: absolute; color: #071006; opacity: 0; transform: translateY(150%); }
.pill-nav-link:hover::before, .pill-nav-link:focus-visible::before { transform: translateX(-50%) scale(1.2); }
.pill-nav-link:hover .pill-nav-label:not(.pill-nav-label--hover), .pill-nav-link:focus-visible .pill-nav-label:not(.pill-nav-label--hover) { opacity: 0; transform: translateY(-150%); }
.pill-nav-link:hover .pill-nav-label--hover, .pill-nav-link:focus-visible .pill-nav-label--hover { opacity: 1; transform: translateY(0); }
.header-contact { justify-self: end; padding: 10px 18px; border: 1px solid var(--line-strong); border-radius: 99px; font-size: .85rem; transition: border-color .25s ease, color .25s ease; }
.header-contact:hover { border-color: var(--green); color: var(--green); }
.staggered-toggle { position: relative; z-index: 102; display: inline-flex; min-height: 44px; align-items: center; justify-self: end; gap: 10px; border: 0; background: transparent; cursor: pointer; transition: color .3s ease; }
.staggered-toggle__text { height: 1.1em; overflow: hidden; font-size: .82rem; }
.staggered-toggle__icon { position: relative; display: block; width: 18px; height: 18px; flex: 0 0 18px; transition: transform .65s cubic-bezier(.16,1,.3,1); }
.staggered-toggle__icon i { position: absolute; top: 50%; left: 0; display: block; width: 18px; height: 1px; background: var(--text); transform-origin: center; }
.staggered-toggle__icon i:last-child { transform: rotate(90deg); }
.menu-open .staggered-toggle__icon i { background: #071006; }
.menu-open .staggered-toggle { color: #071006; }
.menu-open .staggered-toggle__icon { transform: rotate(225deg); }
.menu-open .staggered-toggle__text::after { content: "关闭"; }
.menu-open .staggered-toggle__text { font-size: 0; }
.menu-open .staggered-toggle__text::after { font-size: .82rem; }
.staggered-menu { position: fixed; z-index: 98; inset: 0; overflow: hidden; pointer-events: none; }
.staggered-menu__layers span, .staggered-menu__panel { position: absolute; top: 0; right: 0; width: min(520px, 44vw); height: 100%; height: 100dvh; transform: translateX(104%); }
.staggered-menu__layers span:first-child { z-index: 1; background: #315b24; transition: transform .56s .04s cubic-bezier(.16,1,.3,1); }
.staggered-menu__layers span:last-child { z-index: 2; background: var(--green); transition: transform .58s .1s cubic-bezier(.16,1,.3,1); }
.staggered-menu__panel { z-index: 3; display: flex; flex-direction: column; padding: max(112px, calc(84px + env(safe-area-inset-top))) max(48px, env(safe-area-inset-right)) max(42px, env(safe-area-inset-bottom)) max(48px, env(safe-area-inset-left)); background: #eff5ea; color: #071006; transition: transform .66s .16s cubic-bezier(.16,1,.3,1); }
.menu-open .staggered-menu { pointer-events: auto; }
.menu-open .staggered-menu__layers span, .menu-open .staggered-menu__panel { transform: translateX(0); }
.staggered-menu__eyebrow { margin: 0 0 50px; color: #496149; font-size: .68rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
.staggered-menu__links { display: flex; flex-direction: column; gap: 4px; }
.staggered-menu__links a { position: relative; display: flex; align-items: flex-start; gap: 16px; padding: 5px 0; font-size: clamp(2.4rem,4.4vw,4.5rem); font-weight: 710; letter-spacing: -.065em; line-height: 1; transition: color .2s ease, transform .25s ease; }
.staggered-menu__links a span { min-width: 22px; padding-top: .48em; color: #6a7d67; font-size: .62rem; font-weight: 700; letter-spacing: .08em; }
.staggered-menu__links a:hover { color: #4ab921; transform: translateX(10px); }
.staggered-menu__contact { display: flex; margin-top: auto; flex-direction: column; padding-top: 28px; border-top: 1px solid rgba(7,16,6,.18); font-size: .85rem; }
.staggered-menu__contact span { margin-bottom: 10px; color: #657363; font-size: .68rem; letter-spacing: .14em; text-transform: uppercase; }
.staggered-menu__contact a:hover { color: #3ca715; }
.menu-scrim { position: fixed; z-index: 97; inset: 0; border: 0; background: rgba(0,0,0,.58); opacity: 0; pointer-events: none; transition: opacity .35s ease; }
.menu-open .menu-scrim { opacity: 1; pointer-events: auto; }
.section { width: min(100%, var(--max)); margin-inline: auto; padding: var(--section) var(--pad); }
.section--compact { padding-block: clamp(88px, 8vw, 128px); }
.section-heading { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(280px, .55fr); align-items: end; gap: 60px; margin-bottom: clamp(46px, 6vw, 82px); }
.products .section-heading .eyebrow { grid-column: 1 / -1; margin-bottom: -24px; }
.products .section-heading h2 { grid-column: 1; }
.products .section-heading > p:last-child { grid-column: 2; }
.section-heading h2, .about h2, .timeline-heading h2, .advantages h2, .contact h2 { margin: 0; font-size: clamp(3rem, 6vw, 6.2rem); font-weight: 700; letter-spacing: -.06em; line-height: .98; }
.section-heading > p:last-child, .advantages__header > p:last-child { margin: 0 0 8px; color: var(--muted); font-size: 1.04rem; }
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s cubic-bezier(.2,.7,.2,1); }
.reveal--delay-1 { transition-delay: .08s; }
.reveal--delay-2 { transition-delay: .16s; }
.reveal--delay-3 { transition-delay: .24s; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* Hero */
.hero { position: relative; display: grid; width: min(100%, var(--max)); min-height: 100vh; min-height: 100svh; margin-inline: auto; grid-template-columns: minmax(0, 1.03fr) minmax(440px, .97fr); align-items: center; gap: 24px; padding: calc(140px + env(safe-area-inset-top)) max(var(--pad), env(safe-area-inset-right)) max(110px, env(safe-area-inset-bottom)) max(var(--pad), env(safe-area-inset-left)); overflow: hidden; }
.hero__grid { position: absolute; z-index: -2; inset: 0 var(--pad); opacity: .16; background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px); background-size: 76px 76px; -webkit-mask-image: linear-gradient(to bottom, transparent, black 20%, black 75%, transparent); mask-image: linear-gradient(to bottom, transparent, black 20%, black 75%, transparent); }
.hero__copy { z-index: 2; align-self: center; }
.status-dot { display: inline-block; width: 7px; height: 7px; margin-right: 8px; border-radius: 50%; background: var(--green); box-shadow: 0 0 14px var(--green); }
.hero h1 { max-width: 860px; margin: 0; font-size: clamp(3.5rem, 6.1vw, 6.8rem); font-weight: 690; letter-spacing: -.07em; line-height: .96; }
.hero h1 em, .contact h2 em { color: var(--green); font-style: normal; }
.hero__intro { max-width: 610px; margin: 32px 0; color: var(--muted); font-size: clamp(1rem, 1.3vw, 1.16rem); overflow-wrap: anywhere; }
.hero__actions { display: flex; align-items: center; gap: 28px; }
.button { display: inline-flex; min-height: 50px; align-items: center; justify-content: center; border: 1px solid transparent; border-radius: 99px; padding: 12px 24px; font-size: .92rem; font-weight: 720; transition: transform .25s ease, background .25s ease, border-color .25s ease; }
.button:hover { transform: translateY(-2px); }
.button--primary { background: var(--green); color: #071006; }
.button--primary:hover { background: var(--green-soft); }
.button--ghost { border-color: var(--line-strong); }
.button--ghost:hover { border-color: var(--green); color: var(--green); }
.button--large { min-height: 60px; padding-inline: 30px; }
.text-link { border-bottom: 1px solid var(--line-strong); color: #d4dbd3; font-size: .92rem; }
.text-link:hover { border-color: var(--green); color: var(--green); }
.hero__visual { position: relative; display: grid; min-width: 0; min-height: min(650px, 72vh); place-items: center; }
.hero__visual img {
  position: relative;
  z-index: 2;
  width: min(760px, 100%);
  max-width: 100%;
  height: auto;
  object-fit: contain;
  transform: rotate(-5deg);
  transform-origin: center;
  filter: drop-shadow(0 42px 40px rgba(0,0,0,.55));
}
.hero__halo { position: absolute; width: 76%; aspect-ratio: 1; border: 1px solid rgba(153,255,66,.22); border-radius: 50%; background: radial-gradient(circle, rgba(153,255,66,.12), transparent 58%); box-shadow: inset 0 0 80px rgba(153,255,66,.04); }
.hero__halo::after, .hero__halo::before { position: absolute; inset: 13%; border: 1px solid rgba(153,255,66,.12); border-radius: inherit; content: ""; }
.hero__halo::after { inset: 30%; }
.hero__spec { position: absolute; z-index: 3; display: flex; min-width: 132px; flex-direction: column; padding: 14px 18px; border: 1px solid var(--line); border-radius: 14px; background: rgba(8,10,8,.68); backdrop-filter: blur(12px); }
.hero__spec span { color: var(--muted); font-size: .72rem; }
.hero__spec strong { font-size: 1rem; }
.hero__spec--top { top: 15%; right: 0; }
.hero__spec--bottom { bottom: 20%; left: 2%; }
.hero__model { position: absolute; right: 0; bottom: 6%; margin: 0; color: rgba(241,245,239,.35); font-size: .75rem; letter-spacing: .16em; }
.hero__visual--scene {
  min-height: 0;
  padding: 18px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #101610;
  isolation: isolate;
}
.hero__visual--scene .hero__halo { z-index: -1; opacity: .5; }
.hero__visual--scene img {
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 1200 / 951;
  border-radius: calc(var(--radius) - 12px);
  object-fit: cover;
  transform: none;
  filter: saturate(.92) contrast(1.03);
  transition: transform .6s cubic-bezier(.2,.7,.2,1), filter .4s ease;
}
.hero__visual--scene:hover img { transform: scale(1.018); filter: saturate(1) contrast(1.02); }
.hero__visual--scene .hero__spec { background: rgba(7,12,8,.82); }
.hero__visual--scene .hero__spec--top { top: 36px; right: 36px; }
.hero__visual--scene .hero__spec--bottom { bottom: 36px; left: 36px; }
.hero__visual--scene .hero__model { right: 36px; bottom: 38px; color: rgba(241,245,239,.7); }
.hero__visual--company { aspect-ratio: 1.2; padding: 0; background: #081009; }
.hero__visual--company::after { position: absolute; z-index: 3; inset: 0; border-radius: inherit; background: linear-gradient(135deg, rgba(4,10,5,.05), rgba(4,10,5,.58)), linear-gradient(0deg, rgba(4,10,5,.45), transparent 42%); content: ""; pointer-events: none; }
.hero__visual--company img { height: 100%; aspect-ratio: auto; border-radius: inherit; opacity: .62; object-position: 56% center; filter: saturate(.68) contrast(1.05) brightness(.88); }
.hero__visual--company:hover img { transform: scale(1.018); filter: saturate(.78) contrast(1.06) brightness(.94); }
.hero__company-label { position: absolute; z-index: 4; right: 28px; bottom: 26px; display: flex; flex-direction: column; align-items: flex-end; padding: 13px 16px; border: 1px solid var(--line); border-radius: 14px; background: rgba(5,10,6,.55); backdrop-filter: blur(12px); }
.hero__company-label span { color: var(--muted); font-size: .66rem; letter-spacing: .1em; text-transform: uppercase; }
.hero__company-label strong { font-size: .92rem; }
.hero__metrics { position: absolute; right: var(--pad); bottom: 34px; left: var(--pad); display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); border-top: 1px solid var(--line); }
.hero__metrics div { display: flex; align-items: baseline; gap: 14px; padding-top: 18px; }
.hero__metrics strong { font-size: 1.75rem; letter-spacing: -.04em; }
.hero__metrics sup { color: var(--green); }
.hero__metrics span { color: var(--muted); font-size: .76rem; }

/* Products */
.products { border-top: 1px solid var(--line); }
.product-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 18px; }
.product-card { --cursor-angle: 45deg; --glow-opacity: 0; position: relative; min-height: 510px; padding: 26px; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: linear-gradient(145deg, #151b16, #0d110e 70%); isolation: isolate; transition: border-color .3s ease, transform .3s ease; }
.product-card::before { position: absolute; z-index: -1; right: -25%; bottom: -20%; width: 82%; aspect-ratio: 1; border-radius: 50%; background: radial-gradient(circle, rgba(153,255,66,.1), transparent 67%); content: ""; }
.product-card::after {
  position: absolute;
  z-index: 6;
  inset: 0;
  padding: 1.5px;
  border-radius: inherit;
  background: conic-gradient(from var(--cursor-angle) at 50% 50%, transparent 0deg, rgba(56,189,248,.18) 24deg, #38bdf8 54deg, #52e6a8 84deg, #99ff42 116deg, #d9ffbd 140deg, transparent 178deg) border-box;
  content: "";
  filter: drop-shadow(0 0 5px rgba(82,230,168,.75)) drop-shadow(0 0 16px rgba(153,255,66,.42));
  opacity: var(--glow-opacity);
  pointer-events: none;
  transition: opacity .22s ease-out;
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask-composite: exclude;
}
.product-card:hover { transform: translateY(-5px); border-color: rgba(153,255,66,.38); }
.product-card:focus-within::after { opacity: .88; }
.product-card--wide { grid-column: span 2; }
.product-card__meta { display: flex; justify-content: space-between; color: #758075; font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; }
.product-card h3 { margin: 40px 0 10px; font-size: clamp(1.7rem,2.6vw,2.55rem); letter-spacing: -.04em; line-height: 1; }
.product-card p { max-width: 330px; margin: 0; color: var(--muted); }
.product-card img { position: absolute; right: 4%; bottom: 3%; width: 92%; max-width: 92%; height: 58%; max-height: 58%; object-fit: contain; object-position: center bottom; filter: drop-shadow(0 28px 28px rgba(0,0,0,.45)); transition: transform .45s cubic-bezier(.2,.7,.2,1); }
.product-card:hover img { transform: translateY(-2%) scale(1.02); }
.card-hit, .project-hit { position: absolute; z-index: 7; inset: 0; border-radius: inherit; }
.card-hit::after, .project-hit::after {
  position: absolute;
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  background: rgba(8,10,8,.62);
  color: var(--green);
  content: "↗";
  font-size: 1rem;
  backdrop-filter: blur(10px);
  transition: transform .25s ease, background .25s ease;
}
.card-hit::after { top: 54px; right: 24px; }
.project-hit::after { top: 62px; right: 28px; }
.card-hit:hover::after, .project-hit:hover::after { transform: rotate(45deg); background: var(--green); color: #071006; }
.product-card--wide img { right: 2%; width: 66%; max-width: 66%; height: 70%; max-height: 70%; }
.product-card__body { display: flex; align-items: flex-end; justify-content: space-between; gap: 30px; }
.product-card ul { display: flex; margin: 42px 0 0; flex-direction: column; gap: 5px; padding: 0; color: var(--muted); font-size: .82rem; list-style: none; }
.product-card ul li::before { margin-right: 7px; color: var(--green); content: "+"; }

@media (hover: none), (pointer: coarse) {
  .product-card::after {
    background: linear-gradient(125deg, rgba(153,255,66,.82), rgba(82,230,168,.48) 44%, rgba(56,189,248,.76) 72%, rgba(153,255,66,.28)) border-box;
    filter: drop-shadow(0 0 6px rgba(153,255,66,.25));
    opacity: .58;
  }
}

/* About and timeline */
.about { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(50px, 9vw, 150px); border-top: 1px solid var(--line); }
.about__content { align-self: end; }
.about__statement { margin: 0 0 26px; color: var(--text); font-size: clamp(1.5rem,2.5vw,2.35rem); letter-spacing: -.035em; line-height: 1.35; }
.about__content > p:not(.about__statement) { color: var(--muted); }
.contact-strip { display: grid; grid-template-columns: .7fr 1.4fr 1fr; gap: 18px; margin-top: 46px; padding-block: 20px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); font-size: .86rem; }
.contact-strip span { color: var(--green); }
.contact-strip a { overflow-wrap: anywhere; }
.contact-strip a:hover { color: var(--green); }
.rd-showcase { grid-column: 1 / -1; padding-top: clamp(70px,8vw,120px); border-top: 1px solid var(--line); }
.rd-showcase__heading { display: grid; grid-template-columns: .55fr 1.45fr; align-items: end; gap: 50px; margin-bottom: 48px; }
.rd-showcase__heading h3 { margin: 0; font-size: clamp(2.7rem,5vw,5.4rem); letter-spacing: -.06em; line-height: .98; }
.rd-gallery { display: grid; min-height: 610px; grid-template-columns: 1.55fr .85fr; grid-template-rows: 1fr 1fr; gap: 14px; }
.rd-gallery figure { min-height: 0; margin: 0; overflow: hidden; border: 1px solid var(--line); border-radius: 22px; background: var(--surface); }
.rd-gallery__lab { grid-row: 1 / 3; }
.rd-gallery img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.82) contrast(1.04); transition: transform .65s cubic-bezier(.2,.7,.2,1), filter .4s ease; }
.rd-gallery figure:hover img { transform: scale(1.025); filter: saturate(1) contrast(1.02); }
.rd-showcase__copy { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px,6vw,90px); padding-top: 34px; color: var(--muted); }
.rd-showcase__copy p { margin: 0; }
.timeline-section { position: relative; overflow: hidden; border-block: 1px solid var(--line); background: #0b0e0c; isolation: isolate; }
.timeline-section::after { position: absolute; z-index: -1; right: 0; bottom: -20%; width: 78%; height: 75%; background: linear-gradient(90deg,#0b0e0c 3%,transparent 55%), url("assets/snow-scene.webp") center 70% / cover no-repeat; content: ""; opacity: .12; mask-image: linear-gradient(to bottom,transparent,black 35%); }
.timeline-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 40px; margin-bottom: 78px; }
.timeline { display: grid; margin: 0; grid-template-columns: repeat(6,minmax(0,1fr)); padding: 0; list-style: none; }
.timeline li { position: relative; min-height: 300px; padding: 30px 22px 28px 0; border-top: 1px solid var(--line-strong); }
.timeline li::before { position: absolute; top: -5px; left: 0; width: 9px; height: 9px; border-radius: 50%; background: var(--green); box-shadow: 0 0 16px rgba(153,255,66,.5); content: ""; }
.timeline time { color: var(--green); font-size: .78rem; font-weight: 800; }
.timeline h3 { margin: 22px 0 10px; font-size: .98rem; line-height: 1.25; }
.timeline p { margin: 0; padding-right: 10px; color: var(--muted); font-size: .78rem; }

/* Projects */
.section-heading--row { grid-template-columns: 1.4fr .6fr; }
.project-stack { display: grid; gap: 20px; }
.project-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.project-card { position: relative; min-height: clamp(520px, 66vw, 820px); overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: #101410; isolation: isolate; }
.project-row .project-card { min-height: 660px; }
.project-card img { position: absolute; z-index: -2; width: 100%; height: 100%; object-fit: cover; transition: transform .7s cubic-bezier(.2,.7,.2,1); }
.project-card:hover img { transform: scale(1.025); }
.project-card__overlay { position: absolute; z-index: -1; inset: 0; background: linear-gradient(180deg, rgba(5,8,5,.45), transparent 35%, rgba(5,8,5,.86)); }
.project-card__top { display: flex; justify-content: space-between; padding: 28px 30px; color: rgba(241,245,239,.72); font-size: .75rem; letter-spacing: .12em; text-transform: uppercase; }
.project-card--mower img { object-position: center 69%; }
.project-features { position: relative; z-index: 8; display: flex; margin: 0; flex-wrap: wrap; gap: 8px; padding: 0; list-style: none; }
.project-features li { padding: 8px 12px; border: 1px solid rgba(241,245,239,.22); border-radius: 99px; background: rgba(5,10,6,.52); color: #f0f5ed; font-size: .68rem; letter-spacing: .06em; backdrop-filter: blur(10px); }
.project-card__copy { position: absolute; bottom: 0; left: 0; padding: clamp(28px,5vw,64px); }
.project-card__copy p { margin: 0 0 12px; color: var(--green); font-size: .8rem; letter-spacing: .09em; text-transform: uppercase; }
.project-card__copy h3 { margin: 0; font-size: clamp(2.5rem,5.2vw,5.6rem); letter-spacing: -.055em; line-height: .98; }
.project-row .project-card__copy h3 { font-size: clamp(2.4rem,3.7vw,4.2rem); }
.project-card--mower img { object-position: center 63%; }
.project-card--snow img { object-position: 60% center; }

/* Advantages */
.advantages { border-top: 1px solid var(--line); }
.advantages__header { display: grid; grid-template-columns: 1fr 1.5fr .7fr; align-items: end; gap: 40px; margin-bottom: 66px; }
.advantages__header .eyebrow { align-self: start; }
.advantage-grid { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 14px; }
.advantage-card { min-height: 400px; padding: 26px; border: 1px solid var(--line); border-radius: 24px; background: var(--surface); transition: border-color .3s ease, background .3s ease; }
.advantage-card:hover { border-color: rgba(153,255,66,.34); background: var(--surface-2); }
.advantage-card__icon { display: grid; width: 76px; height: 76px; margin-bottom: 86px; place-items: center; border: 1px solid var(--line); border-radius: 50%; color: var(--green); }
.advantage-card__icon svg { width: 34px; fill: none; stroke: currentColor; stroke-linecap: round; stroke-linejoin: round; stroke-width: 1.6; }
.advantage-card > span { color: #687169; font-size: .74rem; }
.advantage-card h3 { margin: 20px 0 12px; font-size: 1.32rem; }
.advantage-card p { margin: 0; color: var(--muted); font-size: .93rem; }

/* Contact */
.contact { position: relative; overflow: hidden; padding: clamp(90px,12vw,180px) var(--pad) 0; border-top: 1px solid var(--line); background: #0c100d; isolation: isolate; }
.contact__glow { position: absolute; z-index: -1; top: 14%; left: 55%; width: min(720px,70vw); aspect-ratio: 1; transform: translate(-50%,-50%); border-radius: 50%; background: radial-gradient(circle, rgba(122,255,43,.15), transparent 65%); filter: blur(30px); }
.contact__inner, .footer { width: min(100%, calc(var(--max) - var(--pad) * 2)); margin-inline: auto; }
.contact__label { display: flex; justify-content: space-between; margin-bottom: 58px; color: var(--muted); font-size: .75rem; letter-spacing: .12em; text-transform: uppercase; }
.contact h2 { max-width: 1030px; font-size: clamp(3.7rem,8vw,8rem); }
.contact__actions { display: flex; gap: 14px; margin-top: 54px; }
.footer { display: grid; grid-template-columns: .7fr 1.5fr .9fr; align-items: end; gap: 30px; margin-top: clamp(100px,14vw,210px); padding-block: 28px; border-top: 1px solid var(--line); }
.footer__contacts, .footer__meta { display: flex; flex-direction: column; gap: 4px; color: var(--muted); font-size: .78rem; }
.footer__contacts a:hover { color: var(--green); }
.footer__meta { text-align: right; }

/* Product detail */
.detail-page { background: #080a08; }
.detail-header {
  position: fixed;
  z-index: 100;
  top: 0;
  left: 0;
  display: grid;
  width: 100%;
  height: calc(88px + env(safe-area-inset-top));
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: env(safe-area-inset-top) max(var(--pad), env(safe-area-inset-right)) 0 max(var(--pad), env(safe-area-inset-left));
  border-bottom: 1px solid rgba(224,239,222,.13);
  background: rgba(8,14,9,.72);
  box-shadow: 0 12px 36px rgba(0,0,0,.16);
  -webkit-backdrop-filter: saturate(130%) blur(18px);
  backdrop-filter: saturate(130%) blur(18px);
}
.detail-header__back { justify-self: center; color: var(--muted); font-size: .86rem; }
.detail-header__back:hover { color: var(--green); }
.detail-hero {
  display: grid;
  width: min(100%, var(--max));
  min-height: 100vh;
  min-height: 100svh;
  margin-inline: auto;
  grid-template-columns: minmax(320px,.72fr) minmax(520px,1.28fr);
  align-items: center;
  gap: clamp(38px,6vw,92px);
  padding: calc(142px + env(safe-area-inset-top)) max(var(--pad), env(safe-area-inset-right)) max(72px, env(safe-area-inset-bottom)) max(var(--pad), env(safe-area-inset-left));
}
.detail-copy { align-self: center; }
.detail-breadcrumb { display: flex; flex-wrap: wrap; gap: 9px; margin: 0 0 54px; color: #6e796f; font-size: .76rem; }
.detail-breadcrumb a:hover { color: var(--green); }
.detail-copy h1 { margin: 0; font-size: clamp(3.5rem,6vw,6.7rem); font-weight: 720; letter-spacing: -.065em; line-height: .96; }
.detail-lead { max-width: 560px; margin: 30px 0; color: var(--muted); font-size: 1.05rem; }
.detail-actions { display: flex; align-items: center; gap: 24px; }
.viewer-shell { overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: radial-gradient(circle at 65% 25%, rgba(153,255,66,.1), transparent 35%), #0c110d; }
.viewer-toolbar { display: flex; height: 56px; align-items: center; justify-content: space-between; padding-inline: 20px; border-bottom: 1px solid var(--line); color: #9ba69c; font-size: .72rem; letter-spacing: .11em; text-transform: uppercase; }
.viewer-toolbar span { display: flex; align-items: center; gap: 9px; }
.viewer-toolbar i { width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 12px var(--green); }
.viewer-toolbar button { border: 0; background: transparent; color: var(--muted); cursor: pointer; font-size: .76rem; }
.viewer-toolbar button:hover { color: var(--green); }
.viewer-stage { position: relative; display: grid; min-height: min(690px,72vh); place-items: center; overflow: hidden; perspective: 1100px; cursor: grab; touch-action: none; outline: 0; }
.viewer-stage:focus-visible { box-shadow: inset 0 0 0 2px var(--green); }
.viewer-stage:active { cursor: grabbing; }
.viewer-grid { position: absolute; inset: 0; opacity: .2; background-image: linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px); background-size: 54px 54px; mask-image: radial-gradient(circle,black,transparent 75%); }
.viewer-orbit { position: absolute; width: 70%; aspect-ratio: 1; border: 1px solid rgba(153,255,66,.15); border-radius: 50%; transform: rotateX(67deg); }
.viewer-orbit--two { width: 50%; transform: rotateX(67deg) rotateZ(26deg); }
.viewer-object {
  --rotate-x: -5deg;
  --rotate-y: -10deg;
  position: relative;
  z-index: 2;
  display: grid;
  width: 82%;
  height: 68%;
  place-items: center;
  transform: rotateX(var(--rotate-x)) rotateY(var(--rotate-y));
  transform-style: preserve-3d;
  transition: transform .32s cubic-bezier(.2,.7,.2,1);
  will-change: transform;
}
.viewer-object.is-dragging { transition: none; }
.viewer-object img { position: absolute; z-index: 2; inset: 0; width: 100%; height: 100%; min-width: 0; min-height: 0; object-fit: contain; transform: translateZ(58px); filter: drop-shadow(0 40px 30px rgba(0,0,0,.52)); user-select: none; }
.viewer-shadow { position: absolute; z-index: 0; bottom: 7%; width: 66%; height: 20%; border-radius: 50%; background: rgba(0,0,0,.68); filter: blur(26px); transform: translateZ(-40px) rotateX(72deg); }
.viewer-glare { --glare-x: 38%; --glare-y: 52%; position: absolute; z-index: 3; inset: 0; background: radial-gradient(circle at var(--glare-x) var(--glare-y),rgba(255,255,255,.18),transparent 30%); mix-blend-mode: screen; pointer-events: none; transform: translateZ(78px); }
.viewer-hint { position: absolute; z-index: 5; right: 20px; bottom: 18px; color: #778078; font-size: .72rem; letter-spacing: .08em; text-transform: uppercase; }
.viewer-hint span { color: var(--green); }
.detail-info { display: grid; width: min(100%, var(--max)); margin-inline: auto; grid-template-columns: .52fr 1.48fr; gap: clamp(38px,7vw,110px); padding: var(--section) var(--pad); border-top: 1px solid var(--line); }
.detail-tabs { display: flex; flex-direction: column; align-items: stretch; }
.detail-tabs button { padding: 20px 0; border: 0; border-bottom: 1px solid var(--line); background: transparent; color: #788279; text-align: left; cursor: pointer; }
.detail-tabs button[aria-selected="true"] { color: var(--green); }
.detail-panel { opacity: 0; transform: translateY(10px); transition: opacity .3s ease, transform .3s ease; }
.detail-panel.is-active { opacity: 1; transform: translateY(0); }
.detail-kicker { margin: 0 0 24px; color: var(--green); font-size: .74rem; letter-spacing: .14em; text-transform: uppercase; }
.detail-panel h2 { max-width: 900px; margin: 0 0 30px; font-size: clamp(2.7rem,5vw,5.4rem); letter-spacing: -.06em; line-height: 1; }
.detail-panel > p:last-child { max-width: 800px; margin: 0; color: var(--muted); font-size: 1.05rem; }
.spec-list { display: grid; margin: 0; grid-template-columns: repeat(3,minmax(0,1fr)); border-top: 1px solid var(--line); }
.spec-list div { min-height: 150px; padding: 24px 20px 20px 0; border-bottom: 1px solid var(--line); }
.spec-list dt { color: var(--muted); font-size: .78rem; }
.spec-list dd { margin: 26px 0 0; font-size: clamp(1.45rem,2.6vw,2.5rem); font-weight: 650; letter-spacing: -.04em; }
.use-list { display: grid; margin: 0; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 14px; padding: 0; list-style: none; }
.use-list li { min-height: 230px; padding: 24px; border: 1px solid var(--line); border-radius: 22px; background: var(--surface); font-size: 1.15rem; }
.use-list span { display: block; margin-bottom: 110px; color: var(--green); font-size: .75rem; }
.series-section { width: min(100%, var(--max)); margin-inline: auto; padding: var(--section) var(--pad); border-top: 1px solid var(--line); }
.series-heading { display: grid; grid-template-columns: 1.15fr .85fr; align-items: end; gap: clamp(40px,8vw,120px); margin-bottom: 58px; }
.series-heading h2 { margin: 0; font-size: clamp(3rem,5.8vw,6.2rem); letter-spacing: -.065em; line-height: .92; }
.series-heading > p { max-width: 560px; margin: 0 0 8px; color: var(--muted); font-size: 1.02rem; }
.series-grid { display: grid; grid-template-columns: 1fr; gap: 0; }
.series-detail { display: grid; min-height: 720px; grid-template-columns: minmax(280px,.72fr) minmax(520px,1.28fr); align-items: center; gap: clamp(40px,7vw,112px); padding-block: clamp(72px,9vw,132px); border-top: 1px solid var(--line); }
.series-detail:first-child { border-top: 0; padding-top: 18px; }
.series-detail--reverse { grid-template-columns: minmax(520px,1.28fr) minmax(280px,.72fr); }
.series-detail--reverse .series-detail__copy { order: 2; }
.series-detail--reverse .series-detail__viewer { order: 1; }
.series-detail__index { display: block; margin-bottom: 60px; color: #687369; font-size: .72rem; letter-spacing: .14em; }
.series-detail__model { margin: 0 0 16px; color: var(--green); font-size: .72rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.series-detail__copy h3 { margin: 0; font-size: clamp(2.7rem,4.8vw,5.2rem); letter-spacing: -.06em; line-height: .98; }
.model-tabs { margin-top: 34px; }
.model-tabs__controls { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 4px; padding: 4px; border: 1px solid var(--line); border-radius: 999px; background: rgba(7,12,8,.72); }
.model-tabs__controls button { min-height: 42px; border: 0; border-radius: 999px; padding: 8px 12px; background: transparent; color: #7f8a80; font: inherit; font-size: .76rem; white-space: nowrap; cursor: pointer; transition: background .24s ease,color .24s ease,box-shadow .24s ease; }
.model-tabs__controls button:hover { color: #dfe7dc; }
.model-tabs__controls button[aria-selected="true"] { background: var(--green); color: #081008; font-weight: 750; box-shadow: 0 8px 24px rgba(153,255,66,.12); }
.model-tabs__controls button:focus-visible { outline: 2px solid var(--green); outline-offset: 2px; }
.model-tabs__panels { min-height: 240px; padding-top: 4px; }
.model-tab-panel { opacity: 0; transform: translateY(8px); }
.model-tab-panel.is-active { opacity: 1; transform: translateY(0); animation: modelPanelIn .28s ease both; }
.series-detail__description { max-width: 560px; margin: 26px 0 30px; color: var(--muted); font-size: 1rem; }
.series-detail__specs { display: flex; margin: 0; flex-wrap: wrap; gap: 8px; padding: 0; list-style: none; }
.series-detail__specs li { padding: 8px 12px; border: 1px solid var(--line); border-radius: 99px; color: #c1cac0; font-size: .74rem; }
.model-spec-table { margin: 22px 0 0; border-top: 1px solid var(--line); }
.model-spec-table div { display: grid; grid-template-columns: 1fr auto; align-items: baseline; gap: 20px; padding: 12px 0; border-bottom: 1px solid var(--line); }
.model-spec-table dt { color: #879188; font-size: .75rem; }
.model-spec-table dd { margin: 0; color: #edf3ea; font-size: .94rem; font-weight: 650; text-align: right; }
.model-use-list { display: grid; margin: 22px 0 0; gap: 10px; padding: 0; list-style: none; }
.model-use-list li { display: grid; grid-template-columns: 36px 1fr; align-items: center; min-height: 50px; border-bottom: 1px solid var(--line); color: #c9d1c8; font-size: .9rem; }
.model-use-list span { color: var(--green); font-size: .68rem; letter-spacing: .12em; }
.series-detail__viewer { position: relative; min-width: 0; height: min(660px,72vh); overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: radial-gradient(circle at 58% 50%,rgba(153,255,66,.11),transparent 36%),#0c110d; perspective: 1100px; cursor: grab; touch-action: none; outline: 0; }
.series-detail__viewer:active { cursor: grabbing; }
.series-detail__viewer:focus-visible { box-shadow: 0 0 0 2px var(--green); }
.series-detail__toolbar { position: absolute; z-index: 5; top: 0; right: 0; left: 0; display: flex; height: 55px; align-items: center; justify-content: space-between; padding: 0 20px; border-bottom: 1px solid var(--line); color: #9aa49a; font-size: .67rem; letter-spacing: .12em; text-transform: uppercase; }
.series-detail__toolbar span { display: flex; align-items: center; gap: 8px; }
.series-detail__toolbar i { width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 12px var(--green); }
.series-detail__toolbar small { color: #6f796f; font-size: .65rem; }
.series-detail__grid { position: absolute; inset: 55px 0 0; opacity: .15; background-image: linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px); background-size: 58px 58px; mask-image: radial-gradient(circle,black,transparent 74%); }
.series-detail__orbit { position: absolute; top: 53%; left: 50%; width: 68%; aspect-ratio: 1; border: 1px solid rgba(153,255,66,.15); border-radius: 50%; transform: translate(-50%,-50%) rotateX(67deg); }
.series-detail__object { --series-rx: -4deg; --series-ry: -8deg; position: absolute; z-index: 3; inset: 74px 5% 5%; display: grid; place-items: center; transform: rotateX(var(--series-rx)) rotateY(var(--series-ry)); transform-style: preserve-3d; transition: transform .3s cubic-bezier(.2,.7,.2,1); will-change: transform; }
.series-detail__object.is-dragging { transition: none; }
.series-detail__object img { position: absolute; z-index: 2; inset: 0; width: 100%; height: 100%; min-width: 0; min-height: 0; object-fit: contain; transform: translateZ(54px); filter: drop-shadow(0 38px 28px rgba(0,0,0,.55)); user-select: none; }
.series-detail__shadow { position: absolute; bottom: 8%; width: 58%; height: 16%; border-radius: 50%; background: rgba(0,0,0,.7); filter: blur(25px); transform: translateZ(-35px) rotateX(72deg); }
.series-card { position: relative; display: flex; min-height: 540px; flex-direction: column; overflow: hidden; border: 1px solid var(--line); border-radius: 26px; background: linear-gradient(145deg,#131a15,#0c100d 72%); transition: transform .3s ease,border-color .3s ease; }
.series-card:hover { transform: translateY(-5px); border-color: rgba(153,255,66,.4); }
.series-card__index { position: absolute; z-index: 2; top: 18px; left: 20px; color: #748075; font-size: .68rem; letter-spacing: .12em; }
.series-card__media { display: grid; height: 300px; flex: 0 0 300px; place-items: center; overflow: hidden; padding: 42px 24px 18px; background: radial-gradient(circle at 55% 65%,rgba(153,255,66,.1),transparent 48%); }
.series-card__media img { width: auto; height: auto; max-width: 100%; max-height: 240px; object-fit: contain; object-position: center; filter: drop-shadow(0 24px 22px rgba(0,0,0,.48)); transition: transform .4s cubic-bezier(.2,.7,.2,1); }
.series-card:hover .series-card__media img { transform: scale(1.035); }
.series-card__body { display: flex; flex: 1; flex-direction: column; padding: 24px; border-top: 1px solid var(--line); }
.series-card__model { color: var(--green); font-size: .68rem; font-weight: 750; letter-spacing: .13em; text-transform: uppercase; }
.series-card h3 { margin: 12px 0 20px; font-size: clamp(1.45rem,2vw,2rem); letter-spacing: -.04em; line-height: 1.1; }
.series-card__specs { display: flex; margin: 0 0 28px; flex-wrap: wrap; gap: 7px; padding: 0; list-style: none; }
.series-card__specs li { padding: 6px 10px; border: 1px solid var(--line); border-radius: 99px; color: var(--muted); font-size: .72rem; }
.series-card__link { width: fit-content; margin-top: auto; border-bottom: 1px solid var(--line-strong); color: #dce3da; font-size: .82rem; }
.series-card__link:hover { border-color: var(--green); color: var(--green); }
.product-switcher { width: min(100%, var(--max)); margin-inline: auto; padding: var(--section) var(--pad); border-top: 1px solid var(--line); }
.product-switcher__heading { display: flex; align-items: end; justify-content: space-between; gap: 30px; margin-bottom: 60px; }
.product-switcher__heading h2 { max-width: 780px; margin: 0; font-size: clamp(2.8rem,5vw,5.2rem); letter-spacing: -.06em; line-height: 1; }
.product-switcher__grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 14px; }
.switcher-card { position: relative; display: grid; min-height: 360px; padding: 22px; overflow: hidden; border: 1px solid var(--line); border-radius: 24px; background: var(--surface); transition: transform .3s ease,border-color .3s ease; }
.switcher-card:hover, .switcher-card.is-current { transform: translateY(-4px); border-color: rgba(153,255,66,.4); }
.switcher-card > span { color: #707b72; font-size: .68rem; letter-spacing: .12em; text-transform: uppercase; }
.switcher-card img { width: 100%; height: 220px; object-fit: contain; filter: drop-shadow(0 22px 18px rgba(0,0,0,.38)); transition: transform .35s ease; }
.switcher-card:hover img { transform: scale(1.035); }
.switcher-card strong { align-self: end; font-size: 1.24rem; }
.switcher-card small { color: var(--muted); }
.detail-footer { display: flex; width: min(100%, calc(var(--max) - var(--pad) * 2)); margin-inline: auto; align-items: center; justify-content: space-between; padding-block: 28px; border-top: 1px solid var(--line); color: var(--muted); font-size: .76rem; }
.detail-footer a:hover { color: var(--green); }

@keyframes fadeUp { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: translateY(0); } }
@keyframes introScale { from { transform: scale(1.08); } to { transform: scale(1); } }
@keyframes pulseLine { 50% { transform: scaleX(.45); opacity: .5; } }
@keyframes modelPanelIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }

@media (max-width: 1120px) {
  .site-header { grid-template-columns: auto minmax(0,1fr); gap: 24px; }
  .site-nav { display: flex; justify-self: end; }
  .pill-nav-link { min-width: 0; padding-inline: clamp(12px,1.7vw,18px); }
  .staggered-menu__layers span, .staggered-menu__panel { width: min(520px,62vw); }
  .hero { grid-template-columns: 1fr 1fr; }
  .hero__visual img { width: min(640px, 100%); }
  .hero__visual--scene img { width: 100%; }
  .product-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .product-card--wide { grid-column: span 2; }
  .timeline { grid-template-columns: repeat(3,minmax(0,1fr)); row-gap: 44px; }
  .advantages__header { grid-template-columns: 1fr 1.6fr; }
  .advantages__header > p:last-child { grid-column: 2; }
  .advantage-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .advantage-card { min-height: 340px; }
  .advantage-card__icon { margin-bottom: 48px; }
  .detail-hero { grid-template-columns: 1fr; padding-top: 130px; }
  .detail-copy { max-width: 800px; }
  .viewer-stage { min-height: 640px; }
  .detail-info { grid-template-columns: 1fr; }
  .detail-tabs { flex-direction: row; gap: 22px; overflow-x: auto; }
  .detail-tabs button { flex: 0 0 auto; }
  .series-detail { grid-template-columns: 1fr; gap: 42px; }
  .series-detail--reverse { grid-template-columns: 1fr; }
  .series-detail--reverse .series-detail__copy, .series-detail--reverse .series-detail__viewer { order: initial; }
  .series-detail__viewer { height: 620px; }
  .model-tabs { max-width: 720px; }
  .product-switcher__grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
}

@media (max-width: 760px) {
  :root { --pad: 20px; --section: 92px; }
  .intro::after { background: linear-gradient(180deg, rgba(3,6,3,.35), rgba(3,6,3,.86) 60%, rgba(3,6,3,.97)); }
  .intro__image { inset: 0; background-position: 52% 24%; }
  .intro__topbar { padding-top: 20px; }
  .intro__topbar p { display: none; }
  .intro__content { justify-content: flex-end; padding-bottom: 112px; }
  .intro__content h1 { font-size: clamp(3.2rem, 15vw, 5rem); }
  .intro__lead { margin: 24px 0 28px; }
  .intro__footer p:first-child { display: none; }
  .intro__footer { justify-content: flex-end; }

  .site-header,
  .site-header.is-scrolled {
    height: auto;
    min-height: calc(116px + env(safe-area-inset-top));
    grid-template-columns: minmax(0,1fr);
    align-content: center;
    gap: 10px;
    padding: calc(env(safe-area-inset-top) + 10px) max(16px,env(safe-area-inset-right)) 10px max(16px,env(safe-area-inset-left));
  }
  .site-header .brand { justify-self: start; }
  .site-header .brand__logo { width: 112px; }
  .site-nav { display: grid; width: auto; min-width: 0; max-width: 100%; height: 42px; grid-template-columns: repeat(4,minmax(0,1fr)); justify-self: stretch; gap: 2px; padding: 3px; overflow: hidden; }
  .pill-nav-link { width: 100%; height: 34px; min-width: 0; padding-inline: 3px; font-size: .68rem; white-space: nowrap; }

  .section-heading, .section-heading--row, .about, .advantages__header { grid-template-columns: 1fr; gap: 30px; }
  .products .section-heading .eyebrow, .products .section-heading h2, .products .section-heading > p:last-child { grid-column: auto; }
  .products .section-heading .eyebrow { margin-bottom: 0; }
  .section-heading h2, .about h2, .timeline-heading h2, .advantages h2 { font-size: clamp(2.8rem, 13vw, 4.7rem); }
  .section-heading > p:last-child { max-width: 520px; }
  .hero { min-height: auto; grid-template-columns: 1fr; padding-top: calc(156px + env(safe-area-inset-top)); padding-bottom: 136px; }
  .hero h1 { font-size: clamp(3.1rem, 14vw, 5rem); }
  .hero__visual { width: 100%; min-height: clamp(360px, 105vw, 520px); margin-top: 8px; }
  .hero__visual img {
    width: min(94vw, 620px);
    max-width: 100%;
    max-height: 520px;
    transform: rotate(-3deg);
  }
  .hero__visual--scene { width: 100%; min-height: 0; padding: 10px; }
  .hero__visual--scene img { width: 100%; max-height: none; transform: none; border-radius: 16px; }
  .hero__visual--scene .hero__spec--top { top: 22px; right: 22px; }
  .hero__visual--scene .hero__spec--bottom { bottom: 22px; left: 22px; }
  .hero__spec--top { top: 8%; right: 0; }
  .hero__spec--bottom { bottom: 8%; left: 0; }
  .hero__model { display: none; }
  .hero__metrics { bottom: 22px; gap: 10px; }
  .hero__metrics div { display: block; }
  .hero__metrics strong { display: block; font-size: 1.35rem; }
  .hero__metrics span { font-size: .68rem; }
  .hero__actions { align-items: flex-start; flex-direction: column; gap: 18px; }

  .product-grid { grid-template-columns: 1fr; }
  .product-card, .product-card--wide { min-height: 480px; grid-column: auto; }
  .product-card--wide img, .product-card img { right: 4%; bottom: 3%; width: 92%; max-width: 92%; height: 56%; max-height: 56%; object-position: center bottom; }
  .product-card__body { display: block; }
  .product-card ul { margin-top: 18px; }
  .about { gap: 48px; }
  .contact-strip { grid-template-columns: 1fr; }
  .rd-showcase__heading, .rd-showcase__copy { grid-template-columns: 1fr; gap: 24px; }
  .rd-gallery { min-height: auto; grid-template-columns: 1fr; grid-template-rows: none; }
  .rd-gallery__lab { grid-row: auto; }
  .rd-gallery figure { height: 260px; }
  .rd-gallery__lab { height: 420px !important; }
  .timeline-heading { display: block; margin-bottom: 58px; }
  .timeline { grid-template-columns: 1fr; padding-left: 18px; }
  .timeline li { min-height: auto; padding: 4px 0 42px 28px; border-top: 0; border-left: 1px solid var(--line-strong); }
  .timeline li::before { top: 5px; left: -5px; }
  .timeline h3 { margin-top: 10px; }

  .project-row { grid-template-columns: 1fr; }
  .project-card, .project-row .project-card { min-height: 620px; }
  .project-card--mower img { object-position: 58% 70%; }
  .project-card__top { padding: 22px; }
  .project-card__top > span { display: none; }
  .project-features { gap: 6px; }
  .project-features li { padding: 7px 9px; font-size: .6rem; }
  .project-card__copy { padding: 26px 22px; }
  .project-card__copy h3, .project-row .project-card__copy h3 { font-size: clamp(2.5rem, 12vw, 4rem); }

  .advantages__header > p:last-child { grid-column: auto; }
  .advantage-grid { grid-template-columns: 1fr; }
  .advantage-card { min-height: 320px; }
  .contact { padding-top: 96px; }
  .contact__label { flex-direction: column; gap: 6px; margin-bottom: 44px; }
  .contact h2 { font-size: clamp(3.3rem,15vw,5rem); }
  .contact__actions { align-items: stretch; flex-direction: column; }
  .footer { grid-template-columns: 1fr; align-items: start; gap: 28px; }
  .footer__meta { text-align: left; }
  .detail-header { height: calc(72px + env(safe-area-inset-top)); grid-template-columns: 1fr auto; }
  .detail-header__back { display: inline-flex; min-height: 40px; align-items: center; justify-self: end; padding: 7px 13px; border: 1px solid var(--line-strong); border-radius: 99px; color: #dce3da; }
  .detail-header .header-contact { display: none; }
  .detail-hero { gap: 54px; padding-top: 118px; }
  .detail-breadcrumb { margin-bottom: 34px; }
  .detail-copy h1 { font-size: clamp(2.8rem,11vw,4.5rem); }
  .detail-actions { align-items: flex-start; flex-direction: column; }
  .viewer-toolbar { padding-inline: 14px; }
  .viewer-stage { min-height: 470px; }
  .viewer-object { width: 94%; height: 68%; }
  .viewer-object img { transform: translateZ(34px); }
  .viewer-hint { right: 14px; bottom: 12px; }
  .detail-info { gap: 50px; }
  .detail-tabs { gap: 18px; }
  .spec-list, .use-list { grid-template-columns: 1fr; }
  .spec-list div { min-height: 120px; }
  .use-list li { min-height: 190px; }
  .use-list span { margin-bottom: 80px; }
  .series-heading { grid-template-columns: 1fr; align-items: start; gap: 26px; }
  .series-heading h2 { font-size: clamp(3rem,13vw,4.7rem); }
  .series-detail { min-height: 0; padding-block: 74px; }
  .series-detail:first-child { padding-top: 0; }
  .series-detail__index { margin-bottom: 34px; }
  .series-detail__copy h3 { font-size: clamp(2.65rem,12vw,4.4rem); }
  .model-tabs__controls button { min-height: 40px; padding-inline: 7px; font-size: .68rem; }
  .model-tabs__panels { min-height: 270px; }
  .series-detail__viewer { height: 500px; }
  .series-detail__object { inset: 70px 1% 3%; }
  .series-card { min-height: 500px; }
  .series-card__media { height: 280px; flex-basis: 280px; }
  .series-card__media img { max-height: 220px; }
  .product-switcher__heading { align-items: flex-start; flex-direction: column; }
  .product-switcher__grid { grid-template-columns: 1fr; }
  .switcher-card { min-height: 330px; }
  .detail-footer { align-items: flex-start; flex-direction: column; gap: 8px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}