:root {
  --red: #d71822;
  --red-dark: #a70f18;
  --ink: #121415;
  --muted: #646b70;
  --line: #e7e7e4;
  --paper: #f7f7f3;
  --cream: #efefe9;
  --blue: #dff3f5;
  --teal: #0d7778;
  --white: #fff;
  --shadow: 0 24px 70px rgba(26, 28, 28, .11);
  --radius: 24px;
  --container: min(1240px, calc(100% - 48px));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
[id] { scroll-margin-top: 84px; }
body {
  margin: 0;
  color: var(--ink);
  background: #fff;
  font-family: Inter, "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
body.menu-open { overflow: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
button { color: inherit; }
.container { width: var(--container); margin-inline: auto; }
.svg-sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
svg { stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; fill: none; }
.sr-only {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0);
  white-space: nowrap; border: 0;
}
.skip-link {
  position: fixed; z-index: 1000; top: 10px; left: 10px;
  padding: 10px 16px; border-radius: 8px;
  background: #fff; color: #111; box-shadow: var(--shadow);
  transform: translateY(-150%);
}
.skip-link:focus { transform: none; }

.site-header {
  position: fixed; z-index: 100; top: 0; left: 0; right: 0;
  height: 86px; transition: .25s ease;
}
.site-header.scrolled {
  height: 72px;
  background: rgba(255,255,255,.93);
  border-bottom: 1px solid rgba(20,20,20,.08);
  backdrop-filter: blur(18px);
}
.header-inner { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { flex: 0 0 auto; width: 214px; }
.brand img { width: 100%; height: 52px; object-fit: contain; object-position: left center; }
.site-nav { display: flex; align-items: center; gap: clamp(16px, 2vw, 30px); font-size: 14px; font-weight: 650; }
.site-nav > a { position: relative; padding: 8px 0; }
.site-nav > a:not(.nav-cta)::after {
  content: ""; position: absolute; left: 0; right: 100%; bottom: 3px;
  height: 2px; background: var(--red); transition: right .2s ease;
}
.site-nav > a:hover::after, .site-nav > a:focus-visible::after { right: 0; }
.nav-cta { padding: 11px 18px !important; color: #fff; background: var(--ink); border-radius: 999px; }
.nav-cta:hover { background: var(--red); }
.menu-toggle { display: none; width: 44px; height: 44px; border: 0; border-radius: 50%; background: var(--paper); padding: 11px; }
.menu-toggle span:not(.sr-only) { display: block; height: 2px; margin: 4px 0; background: #151515; transition: .2s; }

.hero {
  position: relative; min-height: 920px; overflow: hidden;
  padding: 168px 0 80px;
  background:
    radial-gradient(circle at 78% 25%, rgba(223,243,245,.9), transparent 28%),
    linear-gradient(135deg, #fff 0%, #fbfbf8 62%, #f2f2ec 100%);
}
.hero::before {
  content: ""; position: absolute; width: 520px; height: 520px; right: -120px; top: -190px;
  border: 80px solid rgba(215,24,34,.08); border-radius: 50%;
}
.hero::after {
  content: ""; position: absolute; left: -60px; bottom: -160px; width: 280px; height: 540px;
  background: var(--red); transform: rotate(17deg); opacity: .035;
}
.hero-grid {
  position: absolute; inset: 0;
  background-image: linear-gradient(rgba(10,10,10,.035) 1px, transparent 1px), linear-gradient(90deg, rgba(10,10,10,.035) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(90deg, #000 0%, transparent 48%);
}
.hero-layout { position: relative; z-index: 2; display: grid; grid-template-columns: 1.02fr .98fr; gap: clamp(50px, 7vw, 110px); align-items: center; }
.eyebrow, .kicker { letter-spacing: .15em; text-transform: uppercase; font-size: 12px; font-weight: 800; }
.eyebrow { display: flex; align-items: center; gap: 10px; color: #4e5558; margin-bottom: 24px; }
.eyebrow span { width: 28px; height: 2px; background: var(--red); }
.hero h1 { margin: 0; font-size: clamp(44px, 5vw, 76px); line-height: 1.08; letter-spacing: -.045em; font-weight: 840; }
.hero h1 em { display: inline-block; margin-top: 11px; color: var(--red); font-style: normal; }
.hero-lead { max-width: 620px; margin: 28px 0 34px; font-size: clamp(17px, 1.5vw, 21px); color: #4d5559; line-height: 1.8; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.button {
  display: inline-flex; min-height: 50px; align-items: center; justify-content: center; gap: 10px;
  padding: 13px 23px; border: 1px solid transparent; border-radius: 999px;
  background: transparent; cursor: pointer; font-weight: 750; transition: transform .2s, background .2s, color .2s, border-color .2s;
}
.button:hover { transform: translateY(-2px); }
.button svg { width: 20px; height: 20px; }
.button-primary { background: var(--red); color: #fff; box-shadow: 0 12px 34px rgba(215,24,34,.23); }
.button-primary:hover { background: var(--red-dark); }
.button-ghost { border-color: #c9c9c5; background: rgba(255,255,255,.45); }
.button-ghost:hover { border-color: #111; }
.hero-source { display: flex; align-items: center; gap: 9px; margin-top: 34px; color: #7a8083; font-size: 12px; }
.hero-source span { flex: 0 0 auto; padding: 4px 9px; color: var(--red); background: #feecee; border-radius: 999px; font-weight: 800; white-space: nowrap; }

.hero-visual { position: relative; min-height: 530px; }
.hero-photo {
  position: absolute; inset: 28px 0 0 46px; overflow: hidden;
  border-radius: 240px 240px 28px 28px; background: #e5f3f4; box-shadow: var(--shadow);
}
.hero-photo::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 62%, rgba(10,20,24,.22)); }
.hero-photo img { width: 100%; height: 100%; object-fit: cover; transform: scale(1.08); }
.hero-orbit { position: absolute; inset: -8px -35px 65px 5px; border: 1px solid rgba(16,81,85,.18); border-radius: 50%; transform: rotate(-14deg); }
.hero-orbit span { position: absolute; width: 10px; height: 10px; border-radius: 50%; background: var(--teal); box-shadow: 0 0 0 7px rgba(13,119,120,.12); }
.hero-orbit span:nth-child(1) { top: 13%; left: 22%; }
.hero-orbit span:nth-child(2) { right: 5%; top: 44%; background: var(--red); box-shadow: 0 0 0 7px rgba(215,24,34,.12); }
.hero-orbit span:nth-child(3) { bottom: 5%; left: 42%; }
.hero-card { position: absolute; z-index: 2; background: rgba(255,255,255,.94); backdrop-filter: blur(15px); box-shadow: 0 18px 52px rgba(25,35,37,.16); }
.hero-card-top { top: 0; right: -15px; padding: 19px 23px; border-radius: 16px 16px 16px 2px; }
.hero-card-top small { display: block; color: var(--red); font-size: 9px; letter-spacing: .13em; font-weight: 800; }
.hero-card-top strong { display: block; margin-top: 5px; font-size: 17px; }
.hero-card-bottom { left: 0; bottom: -4px; display: flex; align-items: center; gap: 12px; padding: 18px 22px; border-left: 4px solid var(--red); border-radius: 2px 16px 16px 16px; }
.hero-card-bottom b { font-size: 38px; line-height: 1; color: var(--red); }
.hero-card-bottom span { font-size: 13px; font-weight: 750; line-height: 1.4; }
.stat-ribbon {
  position: relative; z-index: 3; display: grid; grid-template-columns: repeat(4, 1fr);
  margin-top: 95px; padding: 25px 0; border-top: 1px solid rgba(20,20,20,.12); border-bottom: 1px solid rgba(20,20,20,.12);
}
.stat-ribbon div { display: grid; grid-template-columns: auto 1fr; align-items: baseline; gap: 13px; padding: 0 25px; border-right: 1px solid rgba(20,20,20,.12); }
.stat-ribbon div:first-child { padding-left: 0; }
.stat-ribbon div:last-child { border-right: 0; }
.stat-ribbon strong { font-size: 34px; letter-spacing: -.04em; }
.stat-ribbon sup { font-size: .5em; color: var(--red); }
.stat-ribbon span { color: #6c7376; font-size: 13px; }

.section { position: relative; padding: 120px 0; }
.section-heading { margin-bottom: 62px; }
.section-heading h2 { margin: 8px 0 0; font-size: clamp(36px, 4vw, 58px); line-height: 1.15; letter-spacing: -.04em; }
.section-heading p { color: var(--muted); }
.kicker { margin: 0; color: var(--red) !important; }
.kicker.light { color: #ffb8bd !important; }
.split-heading { display: grid; grid-template-columns: 1fr 1fr; gap: 70px; align-items: end; }
.heading-copy { align-self: end; max-width: 580px; justify-self: end; }
.heading-copy > p { margin: 0; font-size: 17px; line-height: 1.85; }
.source-chip { display: inline-flex; margin-top: 18px; padding: 8px 12px; border: 1px solid #e4d8d8; border-radius: 999px; color: #825b5e; background: #fff7f7; font-size: 11px; }
.section-heading.compact { max-width: 770px; }
.section-heading.compact > p:last-child { max-width: 680px; font-size: 17px; }

.intro { background: #fff; }
.intro-panel { display: grid; grid-template-columns: 1.08fr .92fr; min-height: 530px; border-radius: var(--radius); overflow: hidden; background: var(--paper); }
.intro-image { position: relative; min-height: 500px; overflow: hidden; }
.intro-image::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, transparent 55%, rgba(247,247,243,.4)); }
.intro-image img { width: 100%; height: 100%; object-fit: cover; }
.image-caption { position: absolute; z-index: 2; left: 20px; bottom: 18px; padding: 7px 11px; color: #fff; background: rgba(0,0,0,.6); border-radius: 999px; font-size: 10px; }
.intro-content { display: flex; flex-direction: column; justify-content: center; padding: clamp(38px, 6vw, 78px); }
.intro-content blockquote { margin: 10px 0 24px; font-size: clamp(31px, 3.4vw, 48px); line-height: 1.25; font-weight: 820; letter-spacing: -.04em; }
.intro-content > p { color: var(--muted); }
.check-list { display: grid; gap: 16px; margin: 30px 0 0; padding: 0; list-style: none; }
.check-list li { display: grid; grid-template-columns: 25px 1fr; gap: 11px; align-items: start; color: #565d60; font-size: 14px; }
.check-list svg { width: 24px; height: 24px; padding: 5px; color: #fff; background: var(--red); border-radius: 50%; }
.check-list b { color: #161718; }

.hero h1 em { margin-top: 14px; }
.history-note { margin-top: 22px; border-bottom: 1px solid var(--line); }
.history-note summary, .platform-disclosure summary { display: flex; justify-content: space-between; gap: 16px; padding: 20px 0; cursor: pointer; font-size: 14px; font-weight: 750; }
.history-note summary span, .platform-disclosure summary span { flex-shrink: 0; color: var(--muted); font-size: 12px; font-weight: 400; }
.history-note p, .platform-disclosure p { max-width: 1050px; color: var(--muted); font-size: 13px; line-height: 1.9; }
.history-note[open], .platform-disclosure[open] { padding-bottom: 18px; }
.research { background: #f4f7f5; }
.research-labs { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.lab-card { padding: 32px; background: #fff; border: 1px solid #e1e7e2; border-radius: 20px; }
.lab-number { display: block; color: #76857b; font-size: 11px; font-weight: 750; letter-spacing: .08em; }
.lab-card > svg { display: block; width: 42px; height: 42px; margin: 40px 0 24px; color: var(--teal); }
.lab-card h3 { margin: 0 0 12px; font-size: 24px; letter-spacing: -.02em; }
.lab-card p { color: var(--muted); font-size: 14px; }
.lab-card small { display: block; margin-top: 25px; color: #777f7a; font-size: 11px; }
.research-centers { display: grid; grid-template-columns: 1fr 2.4fr; gap: 40px; margin-top: 28px; padding: 38px; color: #fff; border-radius: 20px; background: #173c37; }
.centers-heading .kicker { color: #a0d2bb !important; font-size: 10px; }
.centers-heading h3 { margin: 8px 0; font-size: 25px; }
.centers-heading p { margin: 0; color: #b1c4bd; font-size: 12px; }
.center-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.center-grid > span { padding: 14px 10px; border-bottom: 1px solid #45645c; font-size: 13px; }
.center-grid i { display: block; margin-bottom: 6px; color: #8fc3ac; font-size: 10px; font-style: normal; }
.research-bottom { display: grid; grid-template-columns: .8fr .8fr 1.4fr; gap: 22px 40px; align-items: center; margin-top: 36px; }
.research-metric { display: grid; gap: 8px; }
.research-metric strong { font-size: 48px; font-weight: 800; line-height: 1.2; }
.research-metric strong small { margin-left: 7px; font-size: 17px; }
.research-metric > span { color: var(--muted); font-size: 12px; }
.research-bottom > p { color: #7c8580; font-size: 12px; line-height: 1.9; }
.text-link { display: inline-flex; align-items: center; gap: 10px; width: fit-content; max-width: 100%; font-size: 13px; font-weight: 750; }
.text-link svg { width: 19px; height: 19px; flex-shrink: 0; transition: transform .2s; }
.text-link:hover svg { transform: translateX(4px); }
.research-bottom > .text-link { grid-column: 1 / -1; padding-top: 8px; color: var(--teal); }
.platforms { background: #fff; }
.platform-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.platform-card { display: flex; flex-direction: column; align-items: start; padding: 38px; border: 1px solid #e7deda; border-radius: 24px; background: #faf5f1; }
.platform-trace { background: #f0f7f7; border-color: #d8e8e5; }
.platform-top { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 20px; width: 100%; font-size: 11px; }
.platform-top > span { color: var(--red); font-weight: 750; }
.platform-top > b { color: #7d7975; font-size: 10px; font-weight: 500; }
.platform-trace .platform-top > span { color: var(--teal); }
.platform-icon { width: 42px; height: 42px; margin: 34px 0 20px; color: var(--red); }
.platform-trace .platform-icon { color: var(--teal); }
.platform-card h3 { margin: 0; font-size: clamp(25px, 2.5vw, 34px); letter-spacing: -.04em; }
.platform-card > p { margin: 18px 0 25px; color: var(--muted); font-size: 14px; line-height: 1.9; }
.platform-flow { width: 100%; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 5px; padding: 0; margin: auto 0 26px; list-style: none; }
.platform-flow li { position: relative; padding: 12px 4px; border: 1px solid #e6dcd5; border-radius: 8px; background: rgba(255,255,255,.8); text-align: center; font-size: 12px; }
.platform-trace .platform-flow li { border-color: #d4e3df; }
.platform-audience { width: 100%; border-top: 1px solid #d9d8d2; padding-top: 18px; }
.platform-audience > span { color: #7c7e78; font-size: 10px; }
.platform-audience p { color: #454c49; font-size: 12px; }
.platform-card .text-link { margin-top: 22px; }
.trace-preview { display: grid; grid-template-columns: .85fr 1.15fr; align-items: center; gap: 70px; margin-top: 64px; }
.trace-intro h3 { margin: 15px 0 20px; font-size: 35px; line-height: 1.3; letter-spacing: -.03em; }
.trace-intro > p:not(.kicker) { max-width: 350px; color: var(--muted); font-size: 14px; }
.demo-label { display: inline-block; padding: 7px 10px; margin-top: 12px; background: #f2f3f1; border-radius: 6px; color: #65736b; font-size: 11px; }
.trace-window { min-width: 0; border: 1px solid #dee5df; border-radius: 18px; overflow: hidden; background: #fff; box-shadow: 0 18px 50px #173c3710; }
.trace-window-heading { display: flex; align-items: center; gap: 9px; padding: 18px 24px; background: #f5f7f5; border-bottom: 1px solid #e4e8e4; font-size: 12px; }
.trace-dot { width: 7px; height: 7px; flex-shrink: 0; border-radius: 50%; background: var(--teal); }
.trace-window-heading small { margin-left: auto; font-size: 9px; color: #849088; letter-spacing: .12em; }
.trace-tabs { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); padding: 12px 18px 0; border-bottom: 1px solid #e9ece9; }
.trace-tabs button { padding: 14px 4px; border: 0; border-bottom: 2px solid transparent; background: transparent; color: #747c76; cursor: pointer; font-size: 12px; }
.trace-tabs button[aria-selected="true"] { color: var(--teal); border-color: var(--teal); font-weight: 800; }
.trace-panel { min-height: 248px; padding: 25px 26px; }
.trace-panel-tag { color: var(--teal); font-size: 10px; font-weight: 750; letter-spacing: .04em; }
.trace-panel h4 { margin: 9px 0 12px; font-size: 22px; }
.trace-panel p { color: var(--muted); font-size: 13px; line-height: 1.8; }
.trace-fields { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 22px; }
.trace-fields span { padding: 6px 10px; background: #f1f5f2; color: #5c7064; border-radius: 5px; font-size: 11px; }
.trace-footnote { margin: 0; padding: 14px 24px; border-top: 1px solid #e9ece9; color: #808781; font-size: 10px; }
.platform-disclosure { margin-top: 35px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
button:focus-visible, a:focus-visible, summary:focus-visible { outline: 3px solid #137d83; outline-offset: 4px; }

.value-chain { overflow: hidden; background: var(--ink); color: #fff; }
.value-chain::before { content: ""; position: absolute; left: 40%; top: -420px; width: 800px; height: 800px; border: 1px solid rgba(255,255,255,.09); border-radius: 50%; box-shadow: 0 0 0 120px rgba(255,255,255,.018), 0 0 0 240px rgba(255,255,255,.012); }
.value-chain .section-heading { position: relative; z-index: 2; }
.value-chain .section-heading p { color: #aeb3b5; }
.chain { position: relative; z-index: 2; display: grid; grid-template-columns: repeat(5, 1fr); border-top: 1px solid rgba(255,255,255,.17); border-bottom: 1px solid rgba(255,255,255,.17); }
.chain-item { position: relative; min-height: 320px; padding: 38px 25px 32px; border-right: 1px solid rgba(255,255,255,.17); transition: background .2s, transform .2s; }
.chain-item:last-child { border-right: 0; }
.chain-item:hover { background: rgba(255,255,255,.06); transform: translateY(-5px); }
.chain-item > span { color: #8a9092; font-size: 11px; font-weight: 800; }
.chain-item > svg { display: block; width: 38px; height: 38px; margin: 42px 0 32px; color: #ff4b54; }
.chain-item h3 { margin: 0 0 12px; font-size: 21px; }
.chain-item p { margin: 0; color: #aeb3b5; font-size: 14px; line-height: 1.8; }

.systems { background: var(--paper); }
.systems-layout { display: grid; grid-template-columns: .78fr 1.22fr; gap: 28px; }
.system-selector { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.system-tab {
  min-height: 150px; padding: 23px; border: 1px solid #deded9; border-radius: 18px;
  text-align: left; background: transparent; cursor: pointer; transition: .2s ease;
}
.system-tab:hover { border-color: #a9aaa6; transform: translateY(-2px); }
.system-tab.active { color: #fff; background: var(--ink); border-color: var(--ink); box-shadow: 0 16px 35px rgba(0,0,0,.14); }
.system-tab svg { width: 28px; height: 28px; margin-bottom: 25px; color: var(--red); }
.system-tab.active svg { color: #ff666d; }
.system-tab b { display: block; font-size: 17px; }
.system-tab small { color: #858b8d; }
.system-tab.active small { color: #bbbfc1; }
.system-detail { position: relative; overflow: hidden; min-height: 475px; padding: clamp(34px, 5vw, 64px); border-radius: var(--radius); background: #fff; box-shadow: 0 25px 70px rgba(21,28,29,.08); }
.system-detail::after { content: attr(data-index); position: absolute; right: 22px; top: -54px; color: rgba(0,0,0,.035); font-size: 220px; font-weight: 900; line-height: 1; }
.system-detail > * { position: relative; z-index: 2; }
.system-detail-head { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.system-detail-head span { padding: 6px 10px; color: var(--red); background: #fff0f1; border-radius: 999px; font-size: 11px; font-weight: 800; }
.system-detail h3 { margin: 20px 0 10px; font-size: clamp(30px, 3vw, 46px); letter-spacing: -.035em; }
.system-detail .system-role { margin: 0; max-width: 650px; color: var(--muted); font-size: 17px; }
.system-product-list { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 20px; margin: 36px 0; padding: 0; list-style: none; }
.system-product-list li { display: flex; gap: 9px; align-items: start; padding-top: 10px; border-top: 1px solid var(--line); font-size: 13px; }
.system-product-list li::before { content: ""; width: 7px; height: 7px; flex: 0 0 auto; margin-top: 8px; border-radius: 50%; background: var(--red); }
.system-outcome { display: flex; gap: 10px; flex-wrap: wrap; }
.system-outcome span { padding: 8px 12px; border-radius: 999px; color: #315c5e; background: var(--blue); font-size: 12px; font-weight: 750; }

.products { background: #fff; }
.catalog-tools { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding-bottom: 22px; border-bottom: 1px solid var(--line); }
.catalog-tabs { display: flex; flex-wrap: wrap; gap: 8px; }
.catalog-tabs button { padding: 9px 15px; border: 1px solid #dededa; border-radius: 999px; background: #fff; cursor: pointer; font-size: 13px; font-weight: 700; transition: .2s; }
.catalog-tabs button:hover, .catalog-tabs button.active { color: #fff; background: var(--ink); border-color: var(--ink); }
.catalog-search { display: flex; width: min(320px, 100%); align-items: center; gap: 8px; padding: 10px 15px; border: 1px solid #d8d8d4; border-radius: 999px; }
.catalog-search:focus-within { border-color: var(--red); box-shadow: 0 0 0 3px rgba(215,24,34,.09); }
.catalog-search svg { width: 19px; height: 19px; color: #777; }
.catalog-search input { min-width: 0; flex: 1; border: 0; outline: 0; background: transparent; }
.catalog-summary { margin: 24px 0 20px; color: #7a8082; font-size: 12px; }
.catalog-summary span { color: var(--red); font-size: 20px; font-weight: 850; }
.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.product-card { position: relative; display: flex; min-height: 255px; flex-direction: column; padding: 25px; border: 1px solid var(--line); border-radius: 18px; background: #fff; transition: .23s ease; }
.product-card:hover { border-color: transparent; transform: translateY(-5px); box-shadow: 0 20px 50px rgba(30,34,35,.1); }
.product-meta { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.product-family { padding: 5px 9px; color: var(--red); background: #fff0f1; border-radius: 999px; font-size: 10px; font-weight: 800; }
.product-kind { color: #8c9294; font-size: 10px; }
.product-card h3 { margin: 25px 0 9px; font-size: 20px; line-height: 1.35; }
.product-card p { margin: 0; color: #6d7477; font-size: 13px; line-height: 1.75; }
.product-note { margin-top: auto; padding-top: 22px; color: #9a7779; font-size: 10px; }
.catalog-empty { padding: 60px; text-align: center; color: var(--muted); background: var(--paper); border-radius: 20px; }

.solution-band { overflow: hidden; padding: 0; color: #fff; background: var(--red); }
.solution-band::before { content: ""; position: absolute; inset: 0; opacity: .12; background-image: radial-gradient(circle at center, transparent 0 5px, #fff 6px 7px, transparent 8px); background-size: 84px 84px; }
.solution-layout { position: relative; z-index: 2; display: grid; grid-template-columns: 1fr 1fr; min-height: 660px; align-items: stretch; }
.solution-copy { align-self: center; padding: 80px 70px 80px 0; }
.solution-copy h2 { margin: 12px 0 23px; font-size: clamp(38px, 4vw, 58px); line-height: 1.15; letter-spacing: -.04em; }
.solution-copy > p { color: #ffe4e5; }
.solution-tags { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 34px; }
.solution-tags span { padding: 7px 11px; border: 1px solid rgba(255,255,255,.36); border-radius: 999px; font-size: 11px; }
.solution-visual { position: relative; min-height: 660px; }
.solution-visual img { width: 100%; height: 100%; object-fit: cover; }
.solution-visual::before { content: ""; position: absolute; z-index: 1; inset: 0; background: linear-gradient(90deg, var(--red), transparent 35%); }
.solution-note { position: absolute; z-index: 2; right: 28px; bottom: 28px; display: grid; max-width: 370px; padding: 20px 23px; border-radius: 16px; color: var(--ink); background: rgba(255,255,255,.94); box-shadow: var(--shadow); }
.solution-note span { margin-top: 4px; color: #6e7477; font-size: 12px; }

.intelligence { background: #f2f7f7; }
.tech-showcase { display: grid; grid-template-columns: 1.25fr .85fr .75fr; gap: 18px; }
.tech-card { display: flex; min-height: 490px; flex-direction: column; overflow: hidden; border-radius: var(--radius); background: #fff; box-shadow: 0 16px 50px rgba(28,38,40,.08); }
.tech-card img { width: 100%; height: 270px; object-fit: contain; padding: 22px; background: #fff; }
.tech-card > div:last-child { margin-top: auto; padding: 27px; }
.tech-card h3 { margin: 9px 0 10px; font-size: 23px; letter-spacing: -.025em; }
.tech-card p { margin: 0; color: var(--muted); font-size: 13px; }
.tech-card-featured img { object-fit: contain; background: #eef7f7; }
.tech-card-dark { justify-content: flex-end; color: #fff; background: var(--ink); }
.tech-card-dark p { color: #b7bdbe; }
.tech-icon { display: grid; width: 78px; height: 78px; place-items: center; margin: 38px 0 0 28px; border-radius: 50%; color: #fff; background: var(--red); }
.tech-icon svg { width: 35px; height: 35px; }
.card-label { color: var(--red); font-size: 10px; font-weight: 850; letter-spacing: .12em; }

.capacity { background: #fff; }
.capacity-gallery { display: grid; grid-template-columns: 1.5fr .75fr .75fr; gap: 13px; margin-bottom: 32px; }
.capacity-gallery figure { position: relative; height: 290px; margin: 0; overflow: hidden; border-radius: 17px; background: var(--paper); }
.capacity-gallery .capacity-main { height: 290px; }
.capacity-gallery img { width: 100%; height: 100%; object-fit: cover; transition: transform .45s ease; }
.capacity-gallery figure:hover img { transform: scale(1.04); }
.capacity-gallery figcaption { position: absolute; left: 14px; bottom: 14px; padding: 6px 10px; color: #fff; background: rgba(0,0,0,.65); border-radius: 999px; font-size: 10px; }
.capacity-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.capacity-card { min-height: 225px; padding: 27px; border: 1px solid var(--line); border-radius: 18px; }
.capacity-card > span { color: var(--red); font-size: 11px; font-weight: 850; }
.capacity-card h3 { margin: 32px 0 9px; font-size: 19px; }
.capacity-card p { margin: 0; color: var(--muted); font-size: 13px; }
.capacity-card small { display: block; margin-top: 20px; color: #999; }

.experts { background: var(--paper); }
.expert-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 15px; }
.expert-card { overflow: hidden; border-radius: 20px; background: #fff; transition: .25s; }
.expert-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.expert-card img { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; object-position: center top; background: #dceef7; }
.expert-card > div { padding: 23px; }
.expert-card span { color: var(--red); font-size: 10px; font-weight: 850; }
.expert-card h3 { margin: 8px 0; font-size: 22px; }
.expert-card p { margin: 0; color: var(--muted); font-size: 12px; }
.expert-more { display: grid; grid-template-columns: .5fr 1.15fr 1.2fr; gap: 30px; align-items: center; margin-top: 22px; padding: 28px; border: 1px solid #ddddda; border-radius: 18px; }
.expert-more > span { color: var(--red); font-size: 11px; font-weight: 850; }
.expert-more > div { display: flex; gap: 10px; flex-wrap: wrap; }
.expert-more b { padding: 5px 10px; background: #fff; border-radius: 999px; font-size: 12px; }
.expert-more p { margin: 0; color: #83898b; font-size: 11px; }

.evidence { overflow: hidden; color: #fff; background: #111414; }
.evidence::after { content: ""; position: absolute; right: -250px; top: -250px; width: 700px; height: 700px; border: 1px solid rgba(255,255,255,.08); border-radius: 50%; box-shadow: 0 0 0 100px rgba(255,255,255,.017), 0 0 0 200px rgba(255,255,255,.01); }
.evidence-layout { position: relative; z-index: 2; display: grid; grid-template-columns: .78fr 1.22fr; gap: clamp(50px, 8vw, 100px); align-items: start; }
.evidence-copy h2 { margin: 12px 0 24px; font-size: clamp(38px, 4vw, 58px); line-height: 1.15; letter-spacing: -.04em; }
.evidence-copy > p { color: #aeb5b6; }
.evidence-copy img { width: 100%; margin-top: 40px; border-radius: 15px; background: #fff; }
.evidence-copy small { display: block; margin-top: 10px; color: #7f8788; }
.evidence-list { border-top: 1px solid rgba(255,255,255,.16); }
.evidence-item { display: grid; grid-template-columns: 42px 1fr auto; gap: 20px; align-items: start; padding: 30px 2px; border-bottom: 1px solid rgba(255,255,255,.16); transition: background .2s, padding .2s; }
a.evidence-item:hover { padding-inline: 18px; background: rgba(255,255,255,.05); }
.evidence-number { color: #ff5961; font-size: 11px; font-weight: 850; }
.evidence-item small { color: #8d9798; }
.evidence-item h3 { margin: 5px 0 7px; font-size: 20px; }
.evidence-item p { margin: 0; color: #aeb5b6; font-size: 12px; }
.evidence-item > svg { width: 22px; height: 22px; color: #ff5961; }
.evidence-item-muted { opacity: .78; }
.status-badge { align-self: center; padding: 5px 9px; border: 1px solid rgba(255,255,255,.25); border-radius: 999px; color: #c8cccd; font-size: 9px; white-space: nowrap; }

.contact { background: #fff; }
.contact-panel { position: relative; display: grid; grid-template-columns: 1.15fr .85fr; gap: 60px; overflow: hidden; padding: clamp(45px, 7vw, 86px); border-radius: 28px; background: var(--paper); }
.contact-panel::before { content: ""; position: absolute; width: 330px; height: 330px; right: -120px; bottom: -160px; border: 55px solid rgba(215,24,34,.08); border-radius: 50%; }
.contact-copy h2 { margin: 10px 0 18px; font-size: clamp(37px, 4vw, 55px); line-height: 1.15; letter-spacing: -.04em; }
.contact-copy > p { color: var(--muted); }
.contact-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 34px; }
.contact-info { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: 1px; align-self: center; background: #dcdcd7; border: 1px solid #dcdcd7; border-radius: 18px; overflow: hidden; }
.contact-info div { min-height: 130px; padding: 22px; background: #fff; }
.contact-info span { display: block; margin-bottom: 14px; color: #93989a; font-size: 10px; }
.contact-info b { font-size: 13px; line-height: 1.7; }

.site-footer { padding: 60px 0 28px; color: #fff; background: #0e1010; }
.footer-top { display: flex; align-items: center; justify-content: space-between; gap: 30px; padding-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,.14); }
.footer-top img { width: 230px; filter: invert(1) grayscale(1) brightness(3); opacity: .9; }
.footer-top p { text-align: right; font-weight: 750; }
.footer-top span { color: #707879; font-size: 10px; letter-spacing: .15em; }
.footer-note { display: grid; grid-template-columns: 1.7fr .3fr; gap: 60px; padding-top: 25px; color: #778081; font-size: 10px; }
.footer-note p { margin: 0; }
.footer-note span { text-align: right; }
.toast { position: fixed; z-index: 999; left: 50%; bottom: 26px; padding: 11px 17px; color: #fff; background: var(--ink); border-radius: 999px; box-shadow: var(--shadow); transform: translate(-50%, 120px); transition: .25s; font-size: 12px; }
.toast.visible { transform: translate(-50%, 0); }

.reveal { opacity: 0; transform: translateY(22px); transition: opacity .65s ease, transform .65s ease; }
.reveal.visible { opacity: 1; transform: none; }
.reveal-delay-1 { transition-delay: .08s; }
.reveal-delay-2 { transition-delay: .16s; }
.reveal-delay-3 { transition-delay: .24s; }
.reveal-delay-4 { transition-delay: .32s; }

@media (max-width: 1080px) {
  .research-centers { grid-template-columns: 1fr; gap: 15px; }
  .platform-card { padding: 28px; }
  .trace-preview { gap: 35px; }
  .site-nav { position: fixed; inset: 72px 18px auto; display: none; flex-direction: column; align-items: stretch; gap: 2px; padding: 18px; border-radius: 18px; background: #fff; box-shadow: var(--shadow); }
  .site-nav.open { display: flex; }
  .site-nav a { padding: 12px !important; }
  .nav-cta { text-align: center; }
  .menu-toggle { display: block; }
  .hero { min-height: auto; padding-top: 145px; }
  .hero-layout { grid-template-columns: 1fr 1fr; gap: 38px; }
  .hero h1 { font-size: clamp(43px, 5.6vw, 62px); }
  .stat-ribbon { margin-top: 70px; }
  .stat-ribbon div { grid-template-columns: 1fr; gap: 0; }
  .chain { grid-template-columns: repeat(3, 1fr); }
  .chain-item:nth-child(3) { border-right: 0; }
  .chain-item:nth-child(-n+3) { border-bottom: 1px solid rgba(255,255,255,.17); }
  .chain-item { min-height: 275px; }
  .systems-layout { grid-template-columns: .85fr 1.15fr; }
  .system-selector { grid-template-columns: 1fr; }
  .system-tab { min-height: 95px; }
  .system-tab svg { margin: 0 0 10px; }
  .tech-showcase { grid-template-columns: 1fr 1fr; }
  .tech-card-dark { grid-column: span 2; min-height: 350px; }
  .capacity-grid { grid-template-columns: 1fr 1fr; }
  .expert-grid { grid-template-columns: 1fr 1fr; }
  .evidence-layout { grid-template-columns: .75fr 1.25fr; gap: 40px; }
}

@media (max-width: 780px) {
  .research-labs, .platform-grid, .trace-preview { grid-template-columns: 1fr; }
  .lab-card { padding: 27px; }
  .lab-card > svg { margin: 25px 0 18px; }
  .research-centers { padding: 27px; }
  .center-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .research-bottom { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
  .research-bottom > p { grid-column: 1 / -1; margin: 0; }
  .research-metric strong { font-size: 39px; }
  .platform-card { padding: 26px; }
  .platform-flow li { font-size: 11px; }
  .trace-preview { margin-top: 45px; gap: 26px; }
  .trace-intro h3 { font-size: 30px; }
  .trace-panel { min-height: 265px; padding: 24px 20px; }
  :root { --container: min(100% - 30px, 1240px); --radius: 18px; }
  .site-header, .site-header.scrolled { height: 68px; }
  .brand { width: 178px; }
  .brand img { height: 46px; }
  .site-nav { top: 70px; }
  .section { padding: 86px 0; }
  .hero { padding: 118px 0 45px; }
  .hero-layout { grid-template-columns: 1fr; }
  .hero h1 { font-size: clamp(40px, 12vw, 58px); }
  .hero-lead { font-size: 17px; }
  .hero-visual { min-height: 420px; margin-top: 20px; }
  .hero-photo { inset: 18px 18px 0 22px; border-radius: 180px 180px 20px 20px; }
  .hero-card-top { right: 0; }
  .hero-card-bottom { left: 4px; }
  .stat-ribbon { grid-template-columns: 1fr 1fr; gap: 0; margin-top: 55px; }
  .stat-ribbon div { padding: 17px 15px; border-bottom: 1px solid rgba(20,20,20,.12); }
  .stat-ribbon div:nth-child(2) { border-right: 0; }
  .stat-ribbon div:nth-last-child(-n+2) { border-bottom: 0; }
  .stat-ribbon div:nth-child(3) { padding-left: 0; }
  .stat-ribbon strong { font-size: 29px; }
  .split-heading { grid-template-columns: 1fr; gap: 24px; }
  .section-heading { margin-bottom: 42px; }
  .section-heading h2 { font-size: clamp(34px, 10vw, 49px); }
  .heading-copy { justify-self: start; }
  .intro-panel { grid-template-columns: 1fr; }
  .intro-image { min-height: 340px; }
  .intro-content { padding: 38px 27px 42px; }
  .chain { grid-template-columns: 1fr 1fr; }
  .chain-item, .chain-item:nth-child(3) { min-height: 245px; border-right: 1px solid rgba(255,255,255,.17); border-bottom: 1px solid rgba(255,255,255,.17); }
  .chain-item:nth-child(even) { border-right: 0; }
  .chain-item:last-child { border-bottom: 0; }
  .chain-item > svg { margin: 25px 0 20px; }
  .systems-layout { grid-template-columns: 1fr; }
  .system-selector { grid-template-columns: 1fr 1fr; }
  .system-tab { min-height: 120px; padding: 18px; }
  .system-product-list { grid-template-columns: 1fr; }
  .catalog-tools { align-items: stretch; flex-direction: column; }
  .catalog-search { width: 100%; }
  .product-grid { grid-template-columns: 1fr 1fr; }
  .solution-layout { grid-template-columns: 1fr; }
  .solution-copy { padding: 75px 0 48px; }
  .solution-visual { min-height: 440px; margin-inline: -15px; }
  .solution-visual::before { background: linear-gradient(180deg, var(--red), transparent 28%); }
  .tech-showcase { grid-template-columns: 1fr; }
  .tech-card, .tech-card-dark { grid-column: auto; min-height: 420px; }
  .capacity-gallery { grid-template-columns: 1fr 1fr; }
  .capacity-gallery .capacity-main { grid-column: span 2; }
  .capacity-grid { grid-template-columns: 1fr; }
  .expert-more { grid-template-columns: 1fr; gap: 12px; }
  .evidence-layout { grid-template-columns: 1fr; }
  .evidence-copy img { max-width: 470px; }
  .contact-panel { grid-template-columns: 1fr; padding: 42px 25px; }
  .footer-note { grid-template-columns: 1fr; gap: 18px; }
  .footer-note span { text-align: left; }
}

@media (max-width: 520px) {
  .hero-actions .button { width: 100%; }
  .hero-source { align-items: flex-start; }
  .hero-visual { min-height: 360px; }
  .hero-card-top { display: none; }
  .stat-ribbon span { font-size: 11px; }
  .chain { grid-template-columns: 1fr; }
  .chain-item, .chain-item:nth-child(3) { min-height: 220px; border-right: 0; }
  .system-selector { grid-template-columns: 1fr 1fr; }
  .system-tab { min-height: 112px; }
  .system-tab small { display: none; }
  .system-detail { padding: 29px 22px; }
  .product-grid { grid-template-columns: 1fr; }
  .product-card { min-height: 220px; }
  .capacity-gallery { grid-template-columns: 1fr; }
  .capacity-gallery .capacity-main { grid-column: auto; }
  .capacity-gallery figure, .capacity-gallery .capacity-main { height: 230px; }
  .expert-grid { grid-template-columns: 1fr; }
  .expert-card { display: grid; grid-template-columns: 120px 1fr; }
  .expert-card img { height: 100%; min-height: 180px; aspect-ratio: auto; }
  .contact-info { grid-template-columns: 1fr; }
  .contact-info div { min-height: auto; }
  .footer-top { align-items: flex-start; flex-direction: column; }
  .footer-top p { text-align: left; }
}

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