@charset "UTF-8";

:root {
  --bg: #ffffff;
  --ink: #17232e;
  --muted: #536270;
  --accent: #1959d9;
  --accent-hover: #1046b5;
  --ice: #edf4fd;
  --surface: #f4f7fa;
  --panel: #e4edfa;
  --dark: #142b43;
  --on-dark: #ffffff;
  --on-dark-muted: #c3d0dd;
  --line: #d6e0ea;
  --gold: #dfc585;
  --font: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
  --display: clamp(44px, 4.8vw, 70px);
  --heading: clamp(30px, 3vw, 44px);
  --lead: 24px;
  --body: 16px;
  --small: 14px;
  --radius: 6px;
  --gutter: clamp(22px, 5.2vw, 80px);
  --ease: cubic-bezier(.22, 1, .36, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 28px; }
body { margin: 0; color: var(--ink); background: var(--bg); font: var(--body)/1.75 var(--font); -webkit-font-smoothing: antialiased; }
button, input, textarea, select { font: inherit; }
button, select { cursor: pointer; }
button { color: inherit; }
a { color: inherit; text-decoration: none; }
button, a, summary { -webkit-tap-highlight-color: transparent; }
button { border: 0; }
img { display: block; max-width: 100%; height: auto; }
svg { display: block; flex: 0 0 auto; }
h1, h2, h3, h4, p { margin: 0; }
h1, h2, h3, h4 { font-weight: 600; letter-spacing: -.035em; text-wrap: balance; }
h1 { font-size: var(--display); line-height: 1.2; }
h2 { font-size: var(--heading); line-height: 1.25; }
h3 { font-size: var(--lead); line-height: 1.4; }
p { max-width: 60ch; }
ul { margin: 0; padding: 0; list-style: none; }
::selection { background: var(--panel); color: var(--ink); }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 5px; }
[hidden] { display: none !important; }
.wrap { width: min(100% - var(--gutter) * 2, 1280px); margin-inline: auto; }
.section { padding-block: 112px; }
.section-head { display: flex; justify-content: space-between; align-items: end; gap: 40px; margin-bottom: 52px; }
.section-head p { max-width: 440px; margin-top: 22px; }
.section-head .text-link { flex-shrink: 0; }
.text-link { display: inline-flex; align-items: center; gap: 12px; min-height: 44px; font-weight: 500; }
.text-link:hover svg { transform: translateX(4px); }
.text-link svg { transition: transform .25s var(--ease); }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 22px; min-height: 50px; padding: 13px 24px; border-radius: var(--radius); background: var(--accent); color: var(--on-dark); font-weight: 500; line-height: 1.5; transition: transform .2s var(--ease), opacity .2s ease; }
.button:hover { background: var(--accent-hover); transform: translateY(-2px); }
.button:active { transform: translateY(1px); }
.button.secondary { background: var(--surface); color: var(--ink); }
.button.light { color: var(--accent); background: var(--bg); }
.actions { display: flex; align-items: center; flex-wrap: wrap; gap: 28px; margin-top: 32px; }
.muted, .note { color: var(--muted); }
.note { font-size: var(--small); }
.skip-link { position: absolute; top: -80px; left: 24px; padding: 10px 18px; z-index: 10; background: var(--accent); color: var(--on-dark); }
.skip-link:focus { top: 12px; }

.site-header { background: var(--bg); position: relative; z-index: 5; }
.nav-shell { display: flex; align-items: center; justify-content: space-between; height: 88px; gap: 36px; }
.brand { display: inline-flex; align-items: center; gap: 11px; flex-shrink: 0; }
.brand img { width: 41px; height: 41px; border-radius: 50%; }
.brand strong { display: block; font-size: var(--lead); font-weight: 650; letter-spacing: -.04em; line-height: 1.25; }
.brand span { display: block; font-size: 13px; line-height: 1.4; }
.main-nav { display: flex; align-items: center; gap: clamp(22px, 2.6vw, 40px); margin-left: auto; }
.main-nav a { position: relative; display: flex; align-items: center; gap: 6px; min-height: 44px; transition: opacity .2s; }
.main-nav a:hover { opacity: .65; }
.main-nav a[aria-current="page"] { color: var(--accent); }
.main-nav .mobile-contact { display: none; }
.nav-cta { margin-left: 16px; min-height: 44px; padding: 10px 22px; }
.menu-toggle { display: none; width: 44px; height: 44px; background: var(--surface); border-radius: var(--radius); padding: 12px; }
.menu-toggle span { display: block; height: 2px; margin-block: 5px; background: var(--ink); transition: transform .2s ease; }

.home-hero { background: var(--ice); overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1fr 1.06fr; align-items: center; gap: 64px; min-height: 648px; padding-block: 68px; }
.hero-copy > p { margin-top: 26px; max-width: 440px; font-size: 18px; line-height: 1.8; }
.hero-line { display: block; }
.hero-line > span { display: inline-block; animation: headline-in .85s var(--ease) both; }
.hero-line + .hero-line > span { animation-delay: .12s; }
.hero-copy .actions { animation: enter .8s .25s var(--ease) both; }
.hero-meta { display: flex; align-items: center; flex-wrap: wrap; gap: 20px; margin-top: 40px; color: var(--muted); font-size: var(--small); }
.hero-meta span { display: inline-flex; align-items: center; gap: 7px; }
.path-demo { position: relative; padding: 28px; border-radius: 12px; background: var(--bg); animation: enter .9s .15s var(--ease) both; }
.demo-top { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-bottom: 24px; }
.demo-top strong { font-size: 18px; font-weight: 600; }
.demo-top span { font-size: 13px; color: var(--muted); }
.demo-tabs { display: flex; padding: 5px; gap: 4px; background: var(--surface); border-radius: 7px; }
.demo-tabs button { flex: 1; min-height: 40px; background: transparent; border-radius: 4px; font-size: var(--small); white-space: nowrap; }
.demo-tabs button[aria-selected="true"] { background: var(--accent); color: var(--on-dark); }
.demo-tabs button:hover { opacity: .75; }
.demo-prompt { padding: 20px 0 18px; }
.demo-prompt span, .demo-output-label { display: block; font-size: 13px; color: var(--muted); }
.demo-prompt p { margin-top: 5px; font-size: 16px; }
.route { display: grid; grid-template-columns: 1fr 24px 1fr 24px 1fr; align-items: center; gap: 6px; padding: 18px 14px; background: var(--ice); border-radius: var(--radius); }
.route b { font-size: 14px; text-align: center; font-weight: 500; }
.route svg { color: var(--accent); }
.route svg { animation: route-flow 3s ease-in-out infinite; }
.route svg:nth-of-type(2) { animation-delay: .3s; }
.demo-output { padding: 22px 0; }
.demo-output p { margin-top: 6px; font-size: 18px; font-weight: 600; }
.demo-output small { display: block; margin-top: 9px; font-size: 14px; color: var(--muted); }
.demo-bottom { display: flex; align-items: center; justify-content: space-between; gap: 18px; padding-top: 16px; border-top: 1px solid var(--line); } /* taste-skill-ignore: separator within the data-ui workflow fragment */
.demo-bottom span { color: var(--muted); font-size: 13px; }
.demo-bottom a { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; color: var(--accent); font-weight: 500; }
.business-strip { background: var(--bg); }
.business-links { display: grid; grid-template-columns: repeat(4, 1fr); padding-block: 28px; gap: 32px; }
.business-links a { display: flex; justify-content: space-between; align-items: center; gap: 12px; min-height: 48px; }
.business-links strong { display: block; font-weight: 500; }
.business-links span { color: var(--muted); font-size: var(--small); }
.business-links svg { color: var(--muted); transition: transform .25s var(--ease); }
.business-links a:hover svg { transform: translate(3px, -3px); }

.product-section { background: var(--surface); }
.product-grid { display: grid; grid-template-columns: .82fr 1.18fr; gap: 76px; align-items: start; }
.product-list { margin-top: 34px; }
.product-tab { width: 100%; display: flex; gap: 18px; align-items: center; justify-content: space-between; padding: 18px 20px; background: transparent; text-align: left; border-radius: var(--radius); margin-left: -20px; transition: transform .25s var(--ease); }
.product-tab span { font-size: var(--lead); font-weight: 500; }
.product-tab svg { color: var(--muted); }
.product-tab[aria-selected="true"] { background: var(--bg); color: var(--accent); }
.product-tab:hover { transform: translateX(5px); }
.product-view { min-height: 440px; padding: 34px; background: var(--panel); border-radius: 10px; }
.product-view .ui-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 28px; gap: 16px; }
.ui-header b { font-size: 18px; font-weight: 600; }
.ui-header span { font-size: 13px; color: var(--muted); }
.editor-page { padding: 30px; background: var(--bg); border-radius: var(--radius); }
.editor-page .document-type { font-size: 13px; color: var(--muted); }
.editor-page .document-title { display: block; margin: 16px 0 18px; font-size: var(--lead); line-height: 1.4; font-weight: 600; }
.editor-page p { font-size: 16px; }
.editor-page li { padding: 10px 0; display: flex; justify-content: space-between; gap: 16px; }
.editor-page li + li { border-top: 1px solid var(--line); } /* taste-skill-ignore: rows in the data-ui document preview */
.editor-page li span:last-child { color: var(--muted); font-size: 14px; text-align: right; }
.product-view > p { font-size: 14px; color: var(--muted); margin-top: 20px; }
.product-summary { padding-top: 24px; }
.product-summary p { margin-bottom: 18px; }
.product-summary .text-link { color: var(--accent); }

.showcase-section .section-head { max-width: 960px; }
.showcase-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 28px; }
.showcase-item { background: var(--ice); padding: 40px; border-radius: 10px; }
.showcase-item:nth-child(2) { background: var(--surface); }
.showcase-item > p { margin-top: 14px; }
.storyboard { display: grid; grid-template-columns: repeat(3, 1fr); gap: 9px; margin-top: 30px; background: var(--bg); padding: 18px; min-height: 220px; border-radius: var(--radius); }
.story-scene { display: flex; flex-direction: column; justify-content: space-between; background: var(--ice); padding: 16px 12px; }
.story-scene svg { margin-block: 8px 20px; color: var(--accent); }
.story-scene strong { font-weight: 600; font-size: 16px; line-height: 1.5; }
.story-scene span { display: block; margin-top: 12px; font-size: 13px; color: var(--muted); }
.recruit-preview { margin-top: 30px; padding: 24px; border-radius: var(--radius); min-height: 220px; background: var(--bg); }
.recruit-preview b { display: block; font-size: 18px; font-weight: 600; margin-bottom: 12px; }
.recruit-row { display: flex; justify-content: space-between; padding-block: 10px; gap: 18px; border-bottom: 1px solid var(--line); } /* taste-skill-ignore: rows in the data-ui recruitment preview */
.recruit-row span:last-child { color: var(--muted); text-align: right; }
.recruit-preview small { display: block; margin-top: 12px; color: var(--muted); font-size: 13px; }
.showcase-note { margin-top: 20px; }

.compute-section { background: var(--dark); color: var(--on-dark); }
.compute-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 76px; align-items: center; }
.compute-copy > p { margin-top: 24px; color: var(--on-dark-muted); }
.compute-copy .text-link { margin-top: 24px; }
.compute-points { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; margin-top: 40px; }
.compute-points strong { display: block; font-size: 18px; font-weight: 500; }
.compute-points p { margin-top: 8px; color: var(--on-dark-muted); font-size: 14px; }
.cloud-diagram { padding: 30px; background: #203b55; border-radius: 10px; }
.cloud-heading { display: flex; justify-content: space-between; gap: 20px; margin-bottom: 28px; }
.cloud-heading b { font-weight: 500; }
.cloud-heading span { font-size: 13px; color: var(--on-dark-muted); }
.model-row { display: flex; gap: 8px; }
.model-row span { flex: 1; padding: 12px 8px; text-align: center; background: #2d4862; border-radius: var(--radius); font-size: 14px; }
.cloud-connection { display: flex; align-items: center; justify-content: center; gap: 14px; padding-block: 20px; font-size: 13px; color: var(--on-dark-muted); }
.compute-node { padding: 25px 20px; background: var(--bg); color: var(--ink); border-radius: var(--radius); text-align: center; }
.compute-node b { display: block; font-size: var(--lead); font-weight: 500; }
.compute-node p { font-size: 14px; margin-top: 5px; }
.cloud-diagram .note { color: var(--on-dark-muted); margin-top: 24px; }

.industry-tabs { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 34px; }
.industry-tabs a, .industry-tabs button { display: inline-flex; align-items: center; min-height: 46px; padding: 9px 22px; border-radius: var(--radius); background: var(--surface); font-size: var(--body); }
.industry-tabs button[aria-selected="true"] { color: var(--on-dark); background: var(--accent); }
.industry-panel { display: grid; grid-template-columns: 1fr 1fr; gap: 66px; padding: 46px; background: var(--ice); border-radius: 10px; }
.industry-panel h3 { font-size: var(--heading); }
.industry-panel p { margin-top: 22px; }
.plain-list li { padding-block: 12px; }
.plain-list strong { font-weight: 500; }
.plain-list p { margin-top: 5px; font-size: var(--body); }
.industry-panel .plain-list li { padding: 12px 0; }
.industry-panel .text-link { margin-top: 24px; }

.delivery-section { background: var(--surface); }
.delivery-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 90px; }
.delivery-grid > div > p { margin-top: 22px; }
.delivery-list { padding: 12px 28px; background: var(--bg); border-radius: var(--radius); }
.delivery-list li { display: grid; grid-template-columns: .72fr 1fr; gap: 28px; padding: 20px 0; }
.delivery-list strong { font-size: 18px; font-weight: 500; }
.delivery-list p { color: var(--muted); }
.faq-grid { display: grid; grid-template-columns: .7fr 1.3fr; gap: 90px; }
.faq-list details { background: var(--surface); padding: 20px 24px; margin-bottom: 12px; border-radius: var(--radius); }
.faq-list summary { list-style: none; cursor: pointer; font-weight: 500; min-height: 30px; padding-right: 40px; position: relative; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; position: absolute; right: 0; top: -2px; font-size: 24px; font-weight: 400; }
.faq-list details[open] summary::after { content: "−"; }
.faq-list details p { margin-top: 18px; }

.contact-band { background: var(--ice); padding-block: 64px; }
.contact-band .wrap { display: flex; justify-content: space-between; align-items: center; gap: 40px; }
.contact-band p { margin-top: 18px; }
.contact-band .actions { margin: 0; flex-shrink: 0; }
.site-footer { padding-top: 58px; background: var(--bg); }
.footer-top { display: grid; grid-template-columns: 1.4fr .8fr .8fr 1fr; gap: 38px; padding-bottom: 50px; }
.footer-about p { margin-top: 18px; max-width: 260px; }
.footer-col strong { display: block; font-weight: 500; margin-bottom: 16px; }
.footer-col a { display: block; padding-block: 5px; font-size: var(--small); color: var(--muted); }
.footer-col a:hover { color: var(--accent); }
.footer-col p { color: var(--muted); font-size: var(--small); }
.footer-wordmark { display: flex; align-items: end; justify-content: space-between; gap: 32px; padding: 30px 0; }
.footer-wordmark p { font-size: clamp(48px, 9vw, 132px); letter-spacing: -.065em; line-height: 1.15; font-weight: 600; color: var(--panel); }
.footer-wordmark a { font-size: var(--lead); font-weight: 500; padding-bottom: 10px; }
.footer-bottom { display: flex; justify-content: space-between; gap: 24px; padding: 24px 0; background: var(--surface); color: var(--muted); font-size: var(--small); }
.footer-bottom .wrap { display: flex; justify-content: space-between; gap: 24px; }
.footer-bottom-links { display: flex; gap: 24px; }

.page-hero { padding-block: 78px 82px; background: var(--ice); }
.page-hero p { margin-top: 24px; font-size: 18px; max-width: 660px; }
.page-hero .actions { margin-top: 28px; }
.page-jumps { display: flex; flex-wrap: wrap; gap: 12px 28px; margin-top: 30px; }
.page-jumps a { min-height: 40px; display: flex; align-items: center; font-weight: 500; }
.product-detail { display: grid; grid-template-columns: .88fr 1.12fr; gap: 76px; align-items: center; }
.product-detail > div > p { margin-top: 22px; }
.feature-words { display: flex; flex-wrap: wrap; gap: 12px 26px; margin-top: 26px; }
.feature-words span { display: inline-flex; align-items: center; gap: 9px; }
.feature-words svg { color: var(--accent); }
.product-detail:nth-child(even) { direction: rtl; }
.product-detail > * { direction: ltr; }
.product-detail-section:nth-child(odd) { background: var(--surface); }
.product-detail .text-link { margin-top: 26px; color: var(--accent); }
.product-detail .plain-list { margin-top: 16px; }
.compare-table { width: 100%; border-collapse: collapse; text-align: left; }
.compare-table th, .compare-table td { padding: 18px 22px; }
.compare-table th { font-weight: 500; background: var(--panel); }
.compare-table td { border-bottom: 1px solid var(--line); }
.compare-table td:first-child { font-weight: 500; width: 25%; }
.table-wrap { overflow-x: auto; }
.service-article { padding-block: 54px; display: grid; grid-template-columns: .6fr 1fr 1fr; gap: 46px; }
.service-article + .service-article { padding-top: 54px; }
.service-article:nth-child(even) { padding-inline: 32px; background: var(--surface); border-radius: var(--radius); }
.service-article > div > p { margin-top: 14px; }
.service-article h4 { font-size: var(--body); font-weight: 500; margin-bottom: 12px; }
.service-article li { margin-top: 10px; }
.deployment-list { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 36px; }
.deployment-list article { padding: 28px; background: var(--bg); border-radius: var(--radius); }
.deployment-list p { margin-top: 18px; }
.deployment-list .note { margin-top: 22px; }
.about-intro { display: grid; grid-template-columns: .7fr 1.3fr; gap: 90px; }
.about-intro > h2 { align-self: start; }
.about-intro .big-copy { font-size: var(--lead); line-height: 1.6; }
.about-intro p + p { margin-top: 24px; }
.about-values { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.about-values article { background: var(--ice); padding: 36px; border-radius: var(--radius); }
.about-values article:nth-child(2), .about-values article:nth-child(3) { background: var(--surface); }
.about-values p { margin-top: 18px; }
.timeline-item { display: grid; grid-template-columns: .5fr 1.5fr; gap: 64px; padding-block: 28px; }
.timeline-item > strong { font-size: var(--heading); font-weight: 500; }
.timeline-item p { margin-top: 14px; }
.contact-layout { display: grid; grid-template-columns: .86fr 1.14fr; gap: 84px; align-items: start; }
.contact-details { margin-top: 32px; }
.contact-details > div { margin-bottom: 28px; }
.contact-details dt { color: var(--muted); font-size: var(--small); }
.contact-details dd { margin: 8px 0 0; font-size: var(--lead); font-weight: 500; overflow-wrap: anywhere; }
.contact-details dd span { font-size: var(--small); color: var(--muted); font-weight: 400; }
.contact-details small { display: block; margin-top: 6px; font-size: var(--small); color: var(--muted); }
.contact-form { padding: 38px; background: var(--surface); border-radius: 10px; }
.contact-form > p { margin-top: 14px; margin-bottom: 26px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.field { display: flex; flex-direction: column; gap: 9px; margin-bottom: 20px; }
.field label { font-size: var(--small); font-weight: 500; }
.field input, .field select, .field textarea { width: 100%; min-height: 48px; padding: 12px 14px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--bg); color: var(--ink); }
.field textarea { resize: vertical; min-height: 120px; }
.field input::placeholder, .field textarea::placeholder { color: #6b7883; }
.form-consent { font-size: var(--small); margin-bottom: 24px; }
.form-consent label { display: flex; align-items: start; gap: 10px; }
.form-consent input { margin-top: 6px; accent-color: var(--accent); }
.form-consent a { color: var(--accent); }
.form-status { margin-top: 16px; font-size: var(--small); }
.mail-preview { margin-top: 24px; padding: 24px; background: var(--bg); border-radius: var(--radius); }
.mail-preview textarea { width: 100%; min-height: 220px; border: 0; resize: vertical; background: var(--surface); padding: 16px; margin-top: 16px; color: var(--ink); }
.mail-preview .actions { margin-top: 20px; gap: 20px; }
.gateway-layout { display: grid; grid-template-columns: 1.2fr .8fr; gap: 28px; }
.gateway-block { padding: 44px; background: var(--ice); border-radius: 10px; }
.gateway-block p { margin-top: 20px; }
.gateway-block.dark { background: var(--dark); color: var(--on-dark); }
.gateway-block.dark p { color: var(--on-dark-muted); }
.gateway-link-list { margin-top: 30px; }
.gateway-link-list a { display: flex; align-items: center; justify-content: space-between; gap: 24px; min-height: 54px; }
.gateway-link-list a:hover { color: var(--accent); }
.gateway-block .button { margin-top: 30px; }
.legal-layout { display: grid; grid-template-columns: .5fr 1.5fr; gap: 90px; }
.legal-toc { align-self: start; }
.legal-toc a { display: block; padding-block: 7px; font-size: var(--small); }
.legal-content { max-width: 780px; }
.legal-section { margin-bottom: 42px; }
.legal-section h2 { font-size: var(--lead); margin-bottom: 20px; }
.legal-section p + p, .legal-section ul { margin-top: 16px; }
.legal-section ul { padding-left: 20px; list-style: disc; }
.legal-section li { padding-block: 5px; }
.legal-section a { text-decoration: underline; text-underline-offset: 4px; }
.legal-content strong { font-weight: 600; }
.reveal.is-revealing { animation: enter .7s var(--ease) both; }
.reveal.is-revealing:nth-child(2n) { animation-delay: .08s; }
.reveal.is-revealing:nth-child(3n) { animation-delay: .16s; }
.product-view.is-changing, .industry-panel.is-changing { animation: panel-in .35s var(--ease) both; }
@keyframes headline-in { from { opacity: 0; transform: translateY(32px); } to { opacity: 1; transform: translateY(0); } }
@keyframes enter { from { opacity: .2; transform: translateY(24px); } to { opacity: 1; transform: translateY(0); } }
@keyframes panel-in { from { opacity: .4; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }
@keyframes route-flow { 0%, 70%, 100% { transform: translateX(0); opacity: .65; } 35% { transform: translateX(4px); opacity: 1; } }

@media (min-width: 1500px) { .hero-grid { min-height: 720px; } }
@media (max-width: 1100px) {
  .nav-shell { gap: 22px; }
  .main-nav { gap: 20px; }
  .nav-cta { margin-left: 0; }
  .hero-grid { gap: 34px; }
  .hero-copy h1 { font-size: 54px; }
  .product-grid, .product-detail, .compute-grid { gap: 42px; }
  .showcase-item { padding: 28px; }
  .footer-top { grid-template-columns: 1.1fr .8fr .8fr 1.2fr; gap: 22px; }
}
@media (max-width: 850px) {
  .section { padding-block: 78px; }
  .nav-shell { height: 76px; }
  .brand strong { font-size: 22px; }
  .main-nav { gap: 17px; font-size: var(--small); }
  .nav-cta { display: none; }
  .main-nav .mobile-contact { display: flex; }
  .hero-grid { grid-template-columns: 1fr; padding-block: 56px; gap: 44px; }
  .hero-copy h1 { font-size: 60px; }
  .hero-copy > p { max-width: 570px; }
  .hero-meta { margin-top: 28px; }
  .path-demo { max-width: 640px; width: 100%; }
  .business-links { gap: 20px; }
  .business-links span { display: none; }
  .product-grid { grid-template-columns: .8fr 1.2fr; gap: 30px; }
  .product-tab { padding-inline: 14px; margin-left: -14px; }
  .product-tab span { font-size: var(--lead); }
  .product-view { padding: 22px; }
  .editor-page { padding: 22px; }
  .showcase-grid, .compute-grid, .industry-panel, .delivery-grid, .faq-grid, .contact-layout, .about-intro, .legal-layout { grid-template-columns: 1fr; gap: 36px; }
  .showcase-grid { grid-template-columns: 1fr 1fr; gap: 18px; }
  .storyboard { padding: 12px; gap: 6px; }
  .story-scene { padding: 12px 8px; }
  .story-scene svg { width: 28px; height: 28px; }
  .story-scene strong { font-size: 14px; }
  .recruit-preview { padding: 18px; }
  .recruit-row { font-size: 14px; }
  .contact-band .wrap { align-items: start; flex-direction: column; gap: 28px; }
  .footer-top { grid-template-columns: 1.4fr 1fr 1fr; }
  .footer-col:last-child { grid-column: 1 / -1; display: flex; gap: 24px; flex-wrap: wrap; }
  .footer-col:last-child strong { width: 100%; margin-bottom: 0; }
  .footer-wordmark a { font-size: 18px; }
  .service-article { grid-template-columns: 1fr 1fr; gap: 30px; }
  .service-article > div:first-child { grid-column: 1 / -1; }
  .deployment-list { gap: 20px; grid-template-columns: 1fr; }
  .deployment-list article { padding: 30px; }
  .page-hero { padding-block: 60px; }
  .page-hero h1 { font-size: 52px; }
  .product-detail { gap: 36px; }
  .product-detail .product-view { min-height: 0; }
  .gateway-layout { grid-template-columns: 1fr; }
  .legal-toc { display: flex; flex-wrap: wrap; gap: 4px 20px; }
}
@media (max-width: 600px) {
  :root { --gutter: 22px; --display: 44px; --heading: 30px; --lead: 22px; }
  .nav-shell { height: 72px; gap: 16px; }
  .brand img { width: 36px; height: 36px; }
  .brand strong { font-size: 22px; }
  .brand span { font-size: 13px; }
  .menu-toggle { display: block; margin-left: auto; }
  .main-nav { display: none; position: absolute; inset: 72px 0 auto; background: var(--bg); padding: 20px var(--gutter) 28px; }
  .main-nav.is-open { display: flex; flex-direction: column; gap: 8px; align-items: stretch; }
  .main-nav a { padding: 10px; font-size: var(--body); }
  .menu-toggle[aria-expanded="true"] span:first-child { transform: translateY(3.5px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] span:last-child { transform: translateY(-3.5px) rotate(-45deg); }
  .section { padding-block: 62px; }
  .section-head { align-items: start; flex-direction: column; gap: 18px; margin-bottom: 32px; }
  .section-head p { margin-top: 18px; }
  .hero-grid { gap: 36px; padding-block: 46px 36px; }
  .hero-copy h1 { font-size: 44px; }
  .hero-copy > p { font-size: var(--body); margin-top: 20px; }
  .actions { gap: 20px; margin-top: 26px; }
  .button { min-height: 48px; padding-inline: 20px; }
  .hero-meta { font-size: 13px; gap: 16px; margin-top: 26px; }
  .hero-meta span:last-child { display: none; }
  .path-demo { padding: 20px; border-radius: 8px; }
  .demo-top { margin-bottom: 18px; gap: 12px; }
  .demo-top strong { font-size: 16px; }
  .demo-tabs { padding: 4px; gap: 2px; }
  .demo-tabs button { font-size: 13px; min-height: 42px; }
  .demo-prompt { padding-block: 17px; }
  .route { gap: 4px; padding: 16px 9px; grid-template-columns: 1fr 18px 1fr 18px 1fr; }
  .route b { font-size: 13px; }
  .route svg { width: 18px; }
  .demo-output { padding-block: 18px; }
  .demo-output p { font-size: 16px; }
  .demo-bottom { flex-wrap: wrap; gap: 8px; }
  .business-links { grid-template-columns: 1fr 1fr; padding-block: 20px; gap: 6px 26px; }
  .business-links a { min-height: 48px; }
  .business-links strong { font-size: var(--small); }
  .product-grid { grid-template-columns: 1fr; gap: 24px; }
  .product-list { margin-top: 24px; display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }
  .product-tab { padding: 12px 14px; min-height: 48px; margin: 0; }
  .product-tab span { font-size: 16px; }
  .product-tab .full-name { display: none; }
  .product-tab .short-name { display: inline; }
  .product-tab svg { width: 16px; }
  .product-view { padding: 20px; min-height: 0; }
  .product-view .ui-header { margin-bottom: 20px; gap: 12px; }
  .ui-header b { font-size: 16px; }
  .ui-header span { font-size: 13px; }
  .editor-page { padding: 24px 20px; }
  .editor-page .document-title { font-size: 22px; }
  .editor-page li { font-size: 14px; }
  .editor-page li span:last-child { font-size: 13px; }
  .product-summary { padding-top: 18px; }
  .showcase-grid { grid-template-columns: 1fr; gap: 20px; }
  .showcase-item { padding: 28px 22px; }
  .showcase-item h3 { font-size: var(--lead); }
  .storyboard { min-height: 220px; margin-top: 24px; }
  .story-scene { padding: 14px 9px; }
  .story-scene strong { font-size: 16px; }
  .recruit-preview { min-height: 220px; margin-top: 24px; padding: 22px 18px; }
  .recruit-row { font-size: 16px; }
  .compute-grid { gap: 36px; }
  .compute-points { gap: 24px; margin-top: 30px; }
  .compute-points strong { font-size: 16px; }
  .cloud-diagram { padding: 24px 20px; }
  .cloud-heading { gap: 8px; }
  .cloud-heading span { font-size: 13px; }
  .model-row span { font-size: 13px; }
  .compute-node { padding: 22px 12px; }
  .compute-node b { font-size: 22px; }
  .industry-tabs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-bottom: 22px; }
  .industry-tabs button, .industry-tabs a { padding: 10px; justify-content: center; font-size: var(--small); min-height: 44px; }
  .industry-panel { padding: 28px 22px; gap: 22px; }
  .industry-panel h3 { font-size: var(--lead); }
  .industry-panel p { margin-top: 16px; }
  .delivery-list { padding: 8px 22px; }
  .delivery-list li { grid-template-columns: 1fr; gap: 10px; padding: 20px 0; }
  .delivery-list p { color: var(--ink); }
  .faq-grid { gap: 26px; }
  .faq-list details { padding: 18px 20px; }
  .faq-list summary { font-size: var(--body); }
  .contact-band { padding-block: 46px; }
  .contact-band .actions { gap: 18px; }
  .contact-band h2 { font-size: 28px; }
  .site-footer { padding-top: 40px; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 30px 22px; padding-bottom: 22px; }
  .footer-about { grid-column: 1 / -1; }
  .footer-about p { max-width: 100%; font-size: var(--small); }
  .footer-col:last-child { display: block; }
  .footer-col:last-child strong { margin-bottom: 12px; }
  .footer-wordmark { flex-direction: column; align-items: start; gap: 16px; padding: 20px 0 32px; }
  .footer-wordmark p { font-size: 60px; }
  .footer-wordmark a { font-size: 18px; padding: 0; }
  .footer-bottom .wrap { flex-direction: column; gap: 12px; }
  .footer-bottom { font-size: 13px; }
  .page-hero { padding-block: 46px; }
  .page-hero h1 { font-size: 40px; }
  .page-hero p { font-size: var(--body); margin-top: 20px; }
  .page-jumps { gap: 8px 20px; font-size: 14px; }
  .product-detail { grid-template-columns: 1fr; gap: 30px; }
  .product-detail .plain-list li { padding-block: 10px; }
  .feature-words { gap: 10px 18px; font-size: 14px; }
  .compare-table { min-width: 580px; }
  .compare-table th, .compare-table td { padding: 16px; }
  .service-article { grid-template-columns: 1fr; gap: 28px; padding-block: 34px; }
  .service-article:nth-child(even) { padding: 28px 22px; }
  .service-article > div:first-child { grid-column: auto; }
  .about-values { grid-template-columns: 1fr; gap: 16px; }
  .about-values article { padding: 28px; }
  .about-intro .big-copy { font-size: 22px; }
  .timeline-item { grid-template-columns: 1fr; gap: 14px; padding-block: 24px; }
  .timeline-item > strong { font-size: 30px; }
  .contact-layout { gap: 38px; }
  .contact-details dd { font-size: 22px; }
  .contact-form { padding: 28px 22px; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .mail-preview { padding: 18px; }
  .mail-preview .button { width: 100%; }
  .gateway-block { padding: 28px; }
  .legal-layout { gap: 30px; }
  .legal-toc { gap: 2px 18px; }
  .legal-section h2 { font-size: 22px; }
}
.product-tab .short-name { display: none; }
@media (max-width: 850px) {
  .product-tab .full-name { display: none; }
  .product-tab .short-name { display: inline; }
}
.no-script-contact { padding: 28px; background: var(--surface); }
@media (max-width: 600px) {
  html:not(.has-script) .menu-toggle { display: none; }
  html:not(.has-script) .nav-shell { height: auto; padding-block: 18px; flex-wrap: wrap; }
  html:not(.has-script) .main-nav { display: flex; position: static; padding: 0; width: 100%; flex-wrap: wrap; gap: 8px 22px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}