:root {
  --ink: #0a1422;
  --ink-2: #132338;
  --navy: #07182c;
  --blue: #147b70;
  --cyan: #2fc5e8;
  --mint: #49ddb2;
  --paper: #f4f6f3;
  --white: #ffffff;
  --line: rgba(10, 20, 34, 0.14);
  --line-dark: rgba(255, 255, 255, 0.14);
  --muted: #617084;
  --muted-light: #a6b7ca;
  --max: 1240px;
  --radius: 22px;
  --shadow: 0 28px 80px rgba(5, 20, 38, 0.12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "Microsoft YaHei", "PingFang SC", "Noto Sans CJK SC", system-ui, sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
body.nav-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button, input, textarea, select { font: inherit; }
p, h1, h2, h3, h4 { margin-top: 0; }
.shell { width: min(calc(100% - 48px), var(--max)); margin: 0 auto; }
.section { padding: 96px 0; }
.skip-link { position: fixed; left: 16px; top: -80px; z-index: 1000; padding: 10px 16px; background: var(--white); color: var(--ink); border-radius: 8px; }
.skip-link:focus { top: 12px; }

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  transition: background .25s ease, border-color .25s ease, backdrop-filter .25s ease;
  border-bottom: 1px solid transparent;
}
.site-header.scrolled { background: rgba(7, 24, 44, .9); border-color: var(--line-dark); backdrop-filter: blur(18px); }
.nav { min-height: 78px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: inline-flex; align-items: center; gap: 12px; color: var(--white); }
.brand-mark { width: 42px; height: 42px; display: grid; place-items: center; border-radius: 12px 3px 12px 3px; color: var(--navy); background: linear-gradient(135deg, var(--mint), var(--cyan)); font: 800 15px/1 system-ui; letter-spacing: -.04em; }
.brand-copy { display: grid; line-height: 1.1; }
.brand-copy strong { font-size: 18px; letter-spacing: .12em; }
.brand-copy small { margin-top: 4px; color: #8ea8c3; font: 700 9px/1 system-ui; letter-spacing: .28em; }
.nav-links { display: flex; align-items: center; gap: 26px; color: #c5d2df; font-size: 14px; }
.nav-links > a:not(.nav-contact) { position: relative; padding: 8px 0; }
.nav-links > a:not(.nav-contact)::after { content: ""; position: absolute; left: 0; right: 100%; bottom: 1px; height: 1px; background: var(--mint); transition: right .2s ease; }
.nav-links > a:hover::after, .nav-links > a.active::after { right: 0; }
.nav-links > a:hover, .nav-links > a.active { color: var(--white); }
.nav-contact { padding: 10px 16px; border: 1px solid rgba(255,255,255,.28); border-radius: 999px; color: var(--white); }
.nav-contact:hover { border-color: var(--mint); color: var(--mint); }
.nav-toggle { display: none; width: 42px; height: 42px; border: 1px solid var(--line-dark); background: transparent; border-radius: 12px; padding: 0; }
.nav-toggle span { display: block; width: 18px; height: 1px; margin: 6px auto; background: var(--white); transition: transform .2s ease; }

.hero { color: var(--white); background: var(--navy); position: relative; overflow: hidden; }
.home-hero { min-height: 820px; display: grid; align-items: center; padding: 152px 0 96px; }
.home-hero::before, .page-hero::before { content: ""; position: absolute; inset: 0; pointer-events: none; background-image: linear-gradient(rgba(255,255,255,.032) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.032) 1px, transparent 1px); background-size: 64px 64px; mask-image: linear-gradient(to bottom, black, transparent 92%); }
.home-hero::after { content: ""; position: absolute; width: 640px; height: 640px; right: -180px; top: 20px; border-radius: 50%; background: radial-gradient(circle, rgba(47,197,232,.18), transparent 68%); }
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.06fr .94fr; align-items: center; gap: 72px; }
.eyebrow { margin-bottom: 18px; color: var(--blue); font: 800 12px/1.3 system-ui; letter-spacing: .18em; text-transform: uppercase; }
.hero .eyebrow, .platform-feature .eyebrow, .cta-panel .eyebrow, .page-hero .eyebrow { color: var(--mint); }
.status-pill, .section-label { display: inline-flex; align-items: center; gap: 8px; width: fit-content; margin-bottom: 24px; padding: 7px 12px; border: 1px solid rgba(73,221,178,.38); border-radius: 999px; color: #bbf5e2; background: rgba(73,221,178,.07); font-size: 12px; }
.status-pill::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--mint); box-shadow: 0 0 14px var(--mint); }
.hero h1, .page-hero h1 { margin-bottom: 26px; font-size: clamp(48px, 5.7vw, 78px); line-height: 1.08; letter-spacing: -.025em; font-weight: 720; }
.hero h1 em { color: transparent; font-style: normal; -webkit-text-stroke: 1.5px #7fdccf; }
.hero-text { max-width: 700px; margin-bottom: 32px; color: #b5c4d3; font-size: 18px; line-height: 1.85; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 50px; padding: 0 22px; border-radius: 999px; border: 1px solid transparent; font-weight: 700; font-size: 14px; transition: transform .2s ease, background .2s ease, border-color .2s ease, color .2s ease; }
.button:hover { transform: translateY(-2px); }
.button.primary { color: var(--navy); background: linear-gradient(135deg, var(--mint), #7ce8c8); }
.button.primary:hover { background: var(--white); }
.button.secondary { color: var(--white); border-color: rgba(255,255,255,.3); }
.button.secondary:hover { border-color: var(--mint); color: var(--mint); }
.button.secondary.dark { color: var(--ink); border-color: rgba(10,20,34,.28); }
.button.secondary.dark:hover { border-color: var(--blue); color: var(--blue); }
.hero-points { display: flex; flex-wrap: wrap; gap: 10px 24px; margin: 30px 0 0; padding: 0; list-style: none; color: #8fa4b9; font-size: 13px; }
.hero-points li::before { content: ""; display: inline-block; width: 4px; height: 4px; margin: 0 9px 3px 0; border-radius: 50%; background: var(--cyan); }

.hero-system { position: relative; min-height: 520px; padding: 22px; border: 1px solid rgba(255,255,255,.16); border-radius: 30px 8px 30px 8px; background: rgba(9,30,53,.76); box-shadow: 0 40px 100px rgba(0,0,0,.28); backdrop-filter: blur(16px); }
.system-head { display: flex; justify-content: space-between; color: #7f97af; font: 700 10px/1 system-ui; letter-spacing: .14em; }
.system-core { width: 240px; height: 240px; margin: 48px auto 42px; display: flex; flex-direction: column; align-items: center; justify-content: center; position: relative; border: 1px solid rgba(73,221,178,.42); border-radius: 50%; background: radial-gradient(circle, rgba(47,197,232,.18), rgba(7,24,44,.3) 60%, transparent 61%); }
.system-core::before, .system-core::after { content: ""; position: absolute; border-radius: 50%; border: 1px dashed rgba(255,255,255,.14); }
.system-core::before { inset: -28px; }
.system-core::after { inset: 28px; }
.system-core span, .system-core small { color: #8ca2b8; font-size: 11px; letter-spacing: .1em; }
.system-core strong { z-index: 1; margin: 4px 0; color: var(--white); font: 800 64px/1 system-ui; letter-spacing: -.08em; }
.system-nodes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.system-nodes article { min-height: 94px; padding: 14px; border: 1px solid rgba(255,255,255,.12); background: rgba(255,255,255,.035); }
.system-nodes span { color: var(--mint); font: 700 10px/1 system-ui; }
.system-nodes strong { display: block; margin: 13px 0 5px; font-size: 13px; }
.system-nodes small { color: #7890a7; font-size: 10px; }

.trust-strip { position: relative; z-index: 2; color: var(--white); background: #0c2138; border-top: 1px solid var(--line-dark); border-bottom: 1px solid var(--line-dark); }
.trust-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.trust-grid div { padding: 28px 24px; border-right: 1px solid var(--line-dark); }
.trust-grid div:first-child { border-left: 1px solid var(--line-dark); }
.trust-grid strong { display: block; margin-bottom: 4px; color: var(--mint); font-size: 22px; }
.trust-grid span { color: #9eb0c2; font-size: 12px; }

.section-heading { max-width: 810px; margin-bottom: 54px; }
.section-heading.compact { margin-bottom: 42px; }
.section-heading h2, .feature-copy h2, .page-section-heading h2 { margin-bottom: 20px; font-size: clamp(32px, 3.6vw, 48px); line-height: 1.2; letter-spacing: -.018em; }
.section-heading > p:last-child, .feature-copy > p, .page-section-heading > p { max-width: 720px; color: var(--muted); font-size: 17px; }
.direction-section { background: var(--paper); }
.pillar-grid { display: grid; grid-template-columns: 1.15fr .925fr .925fr; gap: 16px; }
.pillar-card { min-height: 430px; padding: 30px; display: flex; flex-direction: column; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(255,255,255,.55); transition: transform .25s ease, box-shadow .25s ease; }
.pillar-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.pillar-card.featured { color: var(--white); background: var(--ink); border-color: var(--ink); }
.card-index { margin-bottom: 52px; color: #7a8797; font: 700 10px/1 system-ui; letter-spacing: .12em; }
.featured .card-index { color: var(--mint); }
.card-kicker { margin-bottom: 10px; color: var(--blue); font: 800 11px/1.2 system-ui; letter-spacing: .13em; }
.featured .card-kicker { color: var(--cyan); }
.pillar-card h3 { margin-bottom: 18px; font-size: 26px; line-height: 1.32; letter-spacing: -.01em; }
.pillar-card > p:not(.card-kicker) { color: var(--muted); }
.pillar-card.featured > p:not(.card-kicker) { color: #a9b9c8; }
.mini-list { display: flex; flex-wrap: wrap; gap: 8px; margin: 22px 0 30px; padding: 0; list-style: none; }
.mini-list li { padding: 6px 10px; border: 1px solid var(--line); border-radius: 999px; font-size: 11px; }
.featured .mini-list li { color: #c7d6e3; border-color: var(--line-dark); }
.text-link { width: fit-content; margin-top: auto; color: var(--blue); font-weight: 800; font-size: 14px; }
.text-link span { display: inline-block; margin-left: 6px; transition: transform .2s ease; }
.text-link:hover span { transform: translateX(5px); }
.featured .text-link, .text-link.light { color: var(--mint); }

.education-feature { background: var(--white); }
.split-layout { display: grid; grid-template-columns: .9fr 1.1fr; gap: 80px; align-items: center; }
.section-label { color: #096348; background: #e7faf4; border-color: #b5ead9; }
.section-label.muted { color: #b4c4d4; background: rgba(255,255,255,.05); border-color: var(--line-dark); }
.feature-copy > p { margin-bottom: 28px; }
.policy-chain { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin: 30px 0; }
.policy-chain span { padding: 8px 10px; border: 1px solid var(--line); border-radius: 8px; background: var(--paper); font-size: 12px; font-weight: 700; }
.policy-chain i { color: #94a1ae; font-style: normal; }
.curriculum-panel { padding: 28px; border-radius: 26px 6px 26px 6px; color: var(--white); background: var(--navy); box-shadow: var(--shadow); }
.panel-title { display: flex; justify-content: space-between; gap: 20px; padding-bottom: 24px; border-bottom: 1px solid var(--line-dark); }
.panel-title span { font-weight: 800; }
.panel-title small { color: var(--mint); font: 700 9px/1.4 system-ui; letter-spacing: .11em; }
.curriculum-panel article { display: grid; grid-template-columns: 70px 1fr 34px; gap: 18px; align-items: center; padding: 24px 0; border-bottom: 1px solid var(--line-dark); }
.curriculum-panel article > strong { display: grid; place-items: center; width: 58px; height: 58px; border-radius: 50%; border: 1px solid rgba(73,221,178,.48); color: var(--mint); }
.curriculum-panel article h3 { margin: 0 0 4px; font-size: 18px; }
.curriculum-panel article p { margin: 0; color: #8fa4b9; font-size: 12px; }
.curriculum-panel article > span { color: #50677e; font: 700 13px/1 system-ui; }
.panel-foot { padding-top: 18px; color: #778da4; font-size: 11px; }

.edge-feature { background: #e9eeed; }
.edge-architecture { padding: 34px; border: 1px solid var(--line); border-radius: 24px; background: rgba(255,255,255,.7); }
.arch-layer { display: grid; grid-template-columns: 120px repeat(4, 1fr); gap: 10px; align-items: center; }
.arch-layer > span { color: var(--muted); font-size: 12px; font-weight: 800; }
.arch-layer strong { min-height: 78px; display: grid; place-items: center; padding: 12px; border: 1px solid var(--line); background: var(--white); text-align: center; font-size: 14px; }
.arch-app strong { color: var(--white); background: var(--ink-2); border-color: var(--ink-2); }
.arch-base strong { background: #dff7f0; border-color: #b7e8da; }
.arch-connector { display: grid; grid-template-columns: 1fr auto 1fr; gap: 14px; align-items: center; margin: 12px 0 12px 120px; color: #82909d; font-size: 10px; }
.arch-connector i { height: 1px; background: var(--line); }
.section-action { margin-top: 26px; text-align: right; }

.platform-feature { color: var(--white); background: #081a2e; }
.platform-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 72px; align-items: center; }
.platform-console { overflow: hidden; border: 1px solid var(--line-dark); border-radius: 18px; background: #0c223b; box-shadow: 0 35px 100px rgba(0,0,0,.32); }
.console-toolbar { display: flex; justify-content: space-between; padding: 15px 18px; border-bottom: 1px solid var(--line-dark); color: #8ba1b7; font: 700 10px/1 system-ui; letter-spacing: .1em; }
.console-toolbar i { display: inline-block; width: 7px; height: 7px; margin-right: 7px; border-radius: 50%; background: var(--mint); box-shadow: 0 0 12px var(--mint); }
.console-body { min-height: 420px; display: grid; grid-template-columns: 98px 1fr; }
.console-body aside { display: flex; flex-direction: column; gap: 8px; padding: 18px 12px; border-right: 1px solid var(--line-dark); }
.console-body aside span { padding: 9px 8px; color: #7189a1; font-size: 10px; }
.console-body aside span:first-child { color: var(--mint); background: rgba(73,221,178,.08); }
.console-main { padding: 18px; }
.console-metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.console-metrics article { padding: 14px; border: 1px solid var(--line-dark); background: rgba(255,255,255,.025); }
.console-metrics small { display: block; margin-bottom: 12px; color: #7088a0; font-size: 9px; }
.console-metrics strong { color: #dfeaf3; font-size: 14px; }
.console-map { position: relative; min-height: 265px; margin-top: 16px; border: 1px solid var(--line-dark); background-image: radial-gradient(circle at 50% 50%, rgba(47,197,232,.12), transparent 48%), linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px); background-size: auto, 32px 32px, 32px 32px; }
.map-core { position: absolute; left: 50%; top: 50%; width: 76px; height: 76px; display: grid; place-items: center; transform: translate(-50%,-50%); border-radius: 50%; border: 1px solid var(--mint); color: var(--mint); text-align: center; font-size: 11px; box-shadow: 0 0 40px rgba(73,221,178,.12); }
.map-node { position: absolute; padding: 6px 9px; border: 1px solid #2b4b68; color: #91a8bd; background: #0d263f; font-size: 9px; }
.n1 { left: 10%; top: 18%; }.n2 { right: 12%; top: 20%; }.n3 { left: 16%; bottom: 18%; }.n4 { right: 10%; bottom: 20%; }
.platform-feature .feature-copy > p { color: #9db0c3; }
.honesty-note { padding: 14px 16px; border-left: 2px solid var(--mint); background: rgba(255,255,255,.035); font-size: 13px !important; }

.method-section { background: var(--white); }
.steps-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.steps-grid article { min-height: 250px; padding: 28px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.steps-grid span { color: var(--blue); font: 800 11px/1 system-ui; }
.steps-grid h3 { margin: 80px 0 10px; font-size: 20px; }
.steps-grid p { margin: 0; color: var(--muted); font-size: 13px; }
.principles-section { background: var(--paper); }
.principles-grid { display: grid; grid-template-columns: .75fr 1.25fr; gap: 80px; }
.principle-list { border-top: 1px solid var(--line); }
.principle-list article { display: grid; grid-template-columns: 50px 1fr; gap: 20px; padding: 24px 0; border-bottom: 1px solid var(--line); }
.principle-list strong { color: var(--blue); font: 800 11px/1 system-ui; }
.principle-list h3 { margin-bottom: 6px; font-size: 18px; }
.principle-list p { margin: 0; color: var(--muted); font-size: 13px; }
.cta-section { padding-top: 30px; background: var(--paper); }
.cta-panel { min-height: 330px; display: grid; grid-template-columns: 1fr .72fr; gap: 70px; align-items: end; padding: 54px; border-radius: 30px 8px 30px 8px; color: var(--white); background: linear-gradient(135deg, #0a1f35 0%, #123b54 100%); }
.cta-panel h2 { margin: 0; font-size: clamp(34px, 3.8vw, 50px); line-height: 1.18; letter-spacing: -.018em; }
.cta-panel > div:last-child p { color: #afc1d0; }
.light-button { margin-top: 14px; color: var(--navy); background: var(--white); }

.footer { color: #aebdcb; background: #061321; }
.footer-top { display: grid; grid-template-columns: .8fr 1.2fr; gap: 70px; padding: 72px 0 52px; }
.footer-brand { display: flex; align-items: flex-start; gap: 16px; }
.footer-brand strong { color: var(--white); font-size: 20px; }
.footer-brand p { margin: 4px 0 0; font-size: 12px; }
.footer-nav { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.footer-nav > div { display: flex; flex-direction: column; gap: 9px; }
.footer-nav strong { margin-bottom: 5px; color: var(--white); font-size: 13px; }
.footer-nav a, .footer-nav span { font-size: 12px; }
.footer-nav a:hover { color: var(--mint); }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; padding: 20px 0 28px; border-top: 1px solid var(--line-dark); font-size: 11px; }
.footer-bottom p { margin: 0; }
.footer-bottom a:hover { color: var(--white); }

/* Inner pages */
.page-hero { min-height: 610px; display: flex; align-items: flex-end; padding: 160px 0 88px; color: var(--white); background: var(--navy); position: relative; overflow: hidden; }
.page-hero .shell { position: relative; z-index: 1; }
.breadcrumb { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 38px; color: #7890a8; font-size: 12px; }
.breadcrumb a:hover { color: var(--mint); }
.page-hero h1 { max-width: 940px; margin-bottom: 22px; font-size: clamp(44px, 4.8vw, 66px); }
.page-hero .lead { max-width: 780px; margin-bottom: 0; color: #afc0d0; font-size: 18px; }
.page-hero .hero-actions { margin-top: 28px; }
.page-section-heading { max-width: 850px; margin-bottom: 46px; }
.page-section-heading.centered { margin-inline: auto; text-align: center; }
.page-section-heading.centered > p { margin-inline: auto; }
.intro-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 80px; }
.intro-aside { padding: 26px; border: 1px solid var(--line); border-radius: 18px; background: var(--white); }
.intro-aside strong { display: block; margin-bottom: 10px; font-size: 20px; }
.intro-aside p { margin: 0; color: var(--muted); font-size: 13px; }
.content-prose p { color: var(--muted); font-size: 17px; }
.content-prose strong { color: var(--ink); }
.module-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.module-card { min-height: 250px; padding: 26px; border: 1px solid var(--line); border-radius: 18px; background: var(--white); }
.module-card .module-no { color: var(--blue); font: 800 10px/1 system-ui; }
.module-card h3 { margin: 55px 0 10px; font-size: 21px; }
.module-card p { margin: 0; color: var(--muted); font-size: 13px; }
.dark-section { color: var(--white); background: var(--navy); }
.dark-section .page-section-heading > p, .dark-section .content-prose p { color: #9db0c3; }
.track-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.track-card { min-height: 360px; display: flex; flex-direction: column; padding: 28px; border: 1px solid var(--line-dark); background: rgba(255,255,255,.035); }
.track-card > span { color: var(--mint); font: 800 10px/1 system-ui; }
.track-card h3 { margin: 68px 0 12px; font-size: 25px; }
.track-card p { color: #98adc0; font-size: 13px; }
.track-card ul { margin: auto 0 0; padding: 0; list-style: none; }
.track-card li { padding: 8px 0; border-top: 1px solid var(--line-dark); color: #c4d0dc; font-size: 12px; }
.package-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.package-card { min-height: 330px; padding: 26px; border: 1px solid var(--line); background: var(--white); }
.package-card.recommended { color: var(--white); background: var(--ink); border-color: var(--ink); }
.package-label { color: var(--blue); font: 800 10px/1 system-ui; letter-spacing: .1em; }
.recommended .package-label { color: var(--mint); }
.package-card h3 { margin: 48px 0 12px; font-size: 23px; }
.package-card p { color: var(--muted); font-size: 13px; }
.recommended p { color: #a9bac9; }
.package-card ul { margin: 24px 0 0; padding: 0; list-style: none; }
.package-card li { padding: 7px 0; border-top: 1px solid var(--line); font-size: 12px; }
.recommended li { border-color: var(--line-dark); }
.pilot-panel { display: grid; grid-template-columns: .85fr 1.15fr; gap: 60px; align-items: center; padding: 48px; border-radius: 24px; background: #dff7f0; }
.pilot-panel h2 { margin: 0; font-size: clamp(32px, 3.6vw, 46px); line-height: 1.2; letter-spacing: -.018em; }
.pilot-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.pilot-list span { min-height: 68px; display: flex; align-items: center; padding: 14px; border: 1px solid #a6dacb; background: rgba(255,255,255,.5); font-size: 13px; font-weight: 700; }
.notice-box { padding: 22px 24px; border-left: 3px solid var(--blue); background: #edf3fa; color: #4e6075; font-size: 13px; }

.industry-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 10px; }
.industry-card { min-height: 330px; display: flex; flex-direction: column; padding: 22px; border: 1px solid var(--line); background: var(--white); }
.industry-card:first-child { grid-column: span 2; color: var(--white); background: var(--ink); border-color: var(--ink); }
.maturity { width: fit-content; padding: 5px 8px; border-radius: 999px; color: #0e6b4e; background: #ddf8ee; font-size: 10px; font-weight: 800; }
.industry-card:first-child .maturity { color: var(--mint); background: rgba(73,221,178,.1); }
.industry-card h3 { margin: 58px 0 12px; font-size: 21px; }
.industry-card p { margin: 0; color: var(--muted); font-size: 12px; }
.industry-card:first-child p { color: #a9bac9; }
.industry-card ul { margin: auto 0 0; padding: 0; list-style: none; }
.industry-card li { padding: 7px 0; border-top: 1px solid var(--line); font-size: 11px; }
.industry-card:first-child li { border-color: var(--line-dark); }
.architecture-flow { display: grid; grid-template-columns: repeat(4, 1fr); gap: 36px; }
.flow-card { position: relative; padding: 26px; border: 1px solid var(--line-dark); background: rgba(255,255,255,.035); }
.flow-card:not(:last-child)::after { content: "→"; position: absolute; right: -27px; top: 50%; color: var(--mint); }
.flow-card span { color: var(--mint); font: 800 10px/1 system-ui; }
.flow-card h3 { margin: 42px 0 8px; }
.flow-card p { margin: 0; color: #92a8bc; font-size: 12px; }

.contact-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 70px; }
.contact-primary { padding: 34px; border-radius: 24px; color: var(--white); background: var(--ink); }
.contact-primary small { color: var(--mint); font: 800 10px/1 system-ui; letter-spacing: .12em; }
.contact-primary a.phone { display: block; margin: 60px 0 14px; color: var(--white); font-size: clamp(30px, 4vw, 52px); font-weight: 800; letter-spacing: -.04em; }
.contact-primary p { color: #9eb0c1; }
.qr-pair { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin-top: 30px; }
.qr-pair article { padding: 14px; background: var(--white); color: var(--ink); }
.qr-pair img { width: 100%; aspect-ratio: 1; object-fit: contain; }
.qr-pair strong { display: block; margin-top: 10px; font-size: 12px; }
.contact-guide { padding: 12px 0; }
.contact-guide h2 { font-size: clamp(32px, 3.8vw, 48px); line-height: 1.2; letter-spacing: -.018em; }
.brief-list { counter-reset: brief; margin-top: 36px; }
.brief-list article { display: grid; grid-template-columns: 42px 1fr; gap: 18px; padding: 20px 0; border-top: 1px solid var(--line); }
.brief-list article::before { counter-increment: brief; content: "0" counter(brief); color: var(--blue); font: 800 11px/1 system-ui; }
.brief-list h3 { margin-bottom: 5px; font-size: 17px; }
.brief-list p { margin: 0; color: var(--muted); font-size: 13px; }
.simple-prose { max-width: 850px; }
.simple-prose h2 { margin-top: 46px; font-size: 28px; }
.simple-prose p, .simple-prose li { color: var(--muted); }
.simple-prose a { color: var(--blue); text-decoration: underline; }

/* AI video, pricing and public knowledge center */
.video-page-hero { background: radial-gradient(circle at 82% 28%, rgba(47,197,232,.16), transparent 34%), linear-gradient(145deg, #07182c 0%, #0b2a45 100%); }
.offer-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.offer-card { min-height: 320px; display: flex; flex-direction: column; padding: 28px; border: 1px solid var(--line); border-radius: 18px; background: var(--white); }
.offer-card > span { color: var(--blue); font: 800 10px/1 system-ui; letter-spacing: .1em; }
.offer-card h3 { margin: 62px 0 12px; font-size: 23px; }
.offer-card p { margin: 0; color: var(--muted); font-size: 13px; }
.offer-card ul { margin: auto 0 0; padding: 0; list-style: none; }
.offer-card li { padding: 8px 0; border-top: 1px solid var(--line); font-size: 12px; }
.showcase-section { background: #e9eef4; }
.showcase-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.showcase-card { min-height: 480px; overflow: hidden; border-radius: 20px 4px 20px 4px; color: var(--white); background: var(--ink); }
.showcase-card img { width: 100%; height: 310px; object-fit: cover; filter: saturate(.88) contrast(1.03); }
.showcase-card > div { padding: 26px; }
.showcase-card span { color: var(--mint); font: 800 10px/1 system-ui; letter-spacing: .09em; }
.showcase-card h3 { margin: 10px 0 8px; font-size: 23px; }
.showcase-card p { margin: 0; color: #aebdcb; font-size: 13px; }
.quality-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: 80px; align-items: start; }
.quality-gates { border-top: 1px solid var(--line); }
.quality-gates article { display: grid; grid-template-columns: 52px 1fr; gap: 18px; padding: 24px 0; border-bottom: 1px solid var(--line); }
.quality-gates span { color: var(--blue); font: 800 11px/1 system-ui; }
.quality-gates h3 { margin-bottom: 6px; font-size: 18px; }
.quality-gates p { margin: 0; color: var(--muted); font-size: 13px; }
.pricing-preview-section { background: var(--paper); }
.pricing-preview { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.pricing-preview article { min-height: 260px; padding: 30px; border: 1px solid var(--line); background: var(--white); }
.pricing-preview span { color: var(--blue); font: 800 10px/1 system-ui; letter-spacing: .08em; }
.pricing-preview h3 { margin: 58px 0 8px; font-size: 25px; }
.pricing-preview p { margin: 0; color: var(--muted); font-size: 13px; }
.price-card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.price-card { min-height: 390px; display: flex; flex-direction: column; padding: 28px; border: 1px solid var(--line); border-radius: 18px; background: var(--white); }
.price-card.featured { color: var(--white); background: var(--ink); border-color: var(--ink); }
.price-card > span { color: var(--blue); font: 800 10px/1 system-ui; letter-spacing: .08em; }
.price-card.featured > span { color: var(--mint); }
.price-card h3 { margin: 38px 0 8px; font-size: 24px; }
.price-card .price { margin: 0 0 18px; color: var(--ink); font-size: 35px; font-weight: 800; letter-spacing: -.03em; }
.price-card.featured .price { color: var(--white); }
.price-card .price small { font-size: 12px; font-weight: 500; letter-spacing: 0; }
.price-card > p:not(.price) { color: var(--muted); font-size: 13px; }
.price-card.featured > p:not(.price) { color: #aebdcb; }
.price-card ul { margin: auto 0 0; padding: 0; list-style: none; }
.price-card li { padding: 8px 0; border-top: 1px solid var(--line); font-size: 12px; }
.price-card.featured li { border-color: var(--line-dark); }
.pricing-band { margin-top: 60px; }
.pricing-band h2 { margin-bottom: 22px; font-size: 31px; }
.pricing-list { border-top: 1px solid var(--line); }
.pricing-list article { display: grid; grid-template-columns: 1fr auto; gap: 24px; align-items: center; padding: 23px 0; border-bottom: 1px solid var(--line); }
.pricing-list h3 { margin-bottom: 5px; font-size: 18px; }
.pricing-list p { margin: 0; color: var(--muted); font-size: 12px; }
.pricing-list strong { color: var(--blue); font-size: 20px; white-space: nowrap; }
.pricing-list.compact article { padding: 18px 0; }
.pricing-columns { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.pricing-notes { padding: 30px; border: 1px solid var(--line); border-radius: 18px; background: var(--white); }
.pricing-notes h3 { margin-bottom: 16px; font-size: 21px; }
.pricing-notes ul { margin: 0; padding-left: 18px; }
.pricing-notes li { margin: 9px 0; color: var(--muted); font-size: 13px; }
.knowledge-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.knowledge-card { min-height: 330px; display: flex; flex-direction: column; padding: 30px; border: 1px solid var(--line); border-radius: 18px; background: var(--white); }
.knowledge-card.featured { color: var(--white); background: var(--ink); border-color: var(--ink); }
.knowledge-card > span { color: var(--blue); font: 800 10px/1 system-ui; letter-spacing: .09em; }
.knowledge-card.featured > span { color: var(--mint); }
.knowledge-card h2, .knowledge-card h3 { margin: 62px 0 12px; font-size: 25px; }
.knowledge-card p { margin: 0 0 22px; color: var(--muted); font-size: 13px; }
.knowledge-card.featured p { color: #aebdcb; }
.knowledge-card .text-link { margin-top: auto; }
.knowledge-principle { display: grid; grid-template-columns: .7fr 1.3fr; gap: 70px; padding: 46px; border-radius: 22px; color: var(--white); background: linear-gradient(135deg, #091d32, #13435d); }
.knowledge-principle p { color: #b2c2d0; }
.article-hero { min-height: 480px; display: flex; align-items: flex-end; padding: 150px 0 70px; color: var(--white); background: radial-gradient(circle at 84% 24%, rgba(73,221,178,.12), transparent 32%), var(--navy); }
.article-hero h1 { max-width: 820px; font-size: clamp(40px, 4.2vw, 58px); }
.article-hero .lead { max-width: 780px; margin-bottom: 0; color: #afc0d0; font-size: 17px; }
.article-hero .breadcrumb { color: #7890a8; }
.article-section { background: var(--paper); }
.article-layout { display: grid; grid-template-columns: 220px minmax(0, 780px); gap: 70px; align-items: start; }
.article-toc { position: sticky; top: 110px; display: flex; flex-direction: column; gap: 12px; padding: 22px; border-left: 2px solid var(--blue); background: var(--white); }
.article-toc strong { margin-bottom: 6px; font-size: 12px; }
.article-toc a { color: var(--muted); font-size: 12px; }
.article-toc a:hover { color: var(--blue); }
.article-body { min-width: 0; }
.article-body .article-intro { margin: 0 0 44px; color: var(--ink); font-size: 21px; line-height: 1.75; }
.article-body h2 { margin: 58px 0 18px; padding-top: 14px; font-size: 30px; }
.article-body h3 { margin: 30px 0 10px; font-size: 21px; }
.article-body p, .article-body li { color: #526176; font-size: 16px; line-height: 1.85; }
.article-body li { margin: 8px 0; }
.article-callout { margin: 36px 0; padding: 26px; border-left: 3px solid var(--mint); color: #b8c6d2; background: var(--ink); }
.article-callout strong { display: block; margin-bottom: 8px; color: var(--white); }
.article-next { margin-top: 54px; padding-top: 24px; border-top: 1px solid var(--line); }

.reveal { opacity: 1; transform: none; }

@media (max-width: 1040px) {
  .nav-links { gap: 10px; font-size: 12px; }
  .hero-grid, .split-layout, .platform-grid { gap: 42px; }
  .pillar-grid { grid-template-columns: 1fr 1fr; }
  .pillar-card.featured { grid-column: span 2; min-height: 380px; }
  .industry-grid { grid-template-columns: repeat(3, 1fr); }
  .industry-card:first-child { grid-column: span 2; }
  .package-grid { grid-template-columns: repeat(2, 1fr); }
  .offer-grid { grid-template-columns: repeat(2, 1fr); }
  .price-card-grid { grid-template-columns: repeat(2, 1fr); }
  .quality-layout { gap: 46px; }
}

@media (max-width: 820px) {
  .shell { width: min(calc(100% - 32px), var(--max)); }
  .section { padding: 80px 0; }
  .nav { min-height: 68px; }
  .nav-toggle { display: block; }
  .nav-links { position: fixed; inset: 68px 0 auto; display: grid; gap: 0; padding: 16px; background: rgba(7,24,44,.98); border-bottom: 1px solid var(--line-dark); transform: translateY(-130%); transition: transform .25s ease; }
  .nav-links.open { transform: none; }
  .nav-links > a { padding: 14px 10px !important; border-bottom: 1px solid var(--line-dark); }
  .nav-contact { margin-top: 10px; text-align: center; border-bottom: 1px solid rgba(255,255,255,.28) !important; }
  .home-hero { min-height: auto; padding: 126px 0 70px; }
  .hero-grid, .split-layout, .platform-grid, .principles-grid, .intro-grid, .pilot-panel, .contact-grid, .cta-panel, .footer-top, .quality-layout, .pricing-columns, .knowledge-principle, .article-layout { grid-template-columns: 1fr; }
  .hero-system { min-height: 450px; }
  .trust-grid { grid-template-columns: repeat(2, 1fr); }
  .trust-grid div:nth-child(3) { border-left: 1px solid var(--line-dark); }
  .pillar-grid { grid-template-columns: 1fr; }
  .pillar-card.featured { grid-column: auto; }
  .arch-layer { grid-template-columns: repeat(2, 1fr); }
  .arch-layer > span { grid-column: span 2; }
  .arch-connector { margin-left: 0; }
  .steps-grid, .module-grid, .track-grid { grid-template-columns: repeat(2, 1fr); }
  .architecture-flow { grid-template-columns: repeat(2, 1fr); }
  .flow-card:not(:last-child)::after { display: none; }
  .footer-nav { grid-template-columns: repeat(3, 1fr); }
  .page-hero { min-height: 520px; padding: 120px 0 62px; }
  .industry-grid { grid-template-columns: repeat(2, 1fr); }
  .price-card-grid { grid-template-columns: 1fr; }
  .article-toc { position: static; display: grid; grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 560px) {
  .shell { width: min(calc(100% - 24px), var(--max)); }
  .section { padding: 66px 0; }
  .brand-copy small { display: none; }
  .hero h1, .page-hero h1 { font-size: 37px; line-height: 1.14; letter-spacing: -.018em; }
  .hero-text, .page-hero .lead { font-size: 16px; }
  .home-hero { padding-top: 110px; }
  .home-hero .eyebrow, .home-hero .hero-points { display: none; }
  .home-hero .status-pill { margin-bottom: 18px; }
  .home-hero .hero-text { line-height: 1.72; }
  .home-hero .hero-grid { gap: 38px; }
  .home-hero .hero-actions { flex-wrap: nowrap; }
  .home-hero .button { padding-inline: 17px; }
  .page-hero .breadcrumb { margin-bottom: 26px; }
  .hero-system { min-height: 410px; padding: 16px; }
  .system-core { width: 190px; height: 190px; margin-top: 44px; }
  .system-core strong { font-size: 52px; }
  .system-nodes { gap: 5px; }
  .system-nodes article { padding: 10px 8px; }
  .system-nodes small { display: none; }
  .trust-grid div { padding: 20px 14px; }
  .section-heading h2, .feature-copy h2, .page-section-heading h2 { font-size: 32px; line-height: 1.24; }
  .pillar-card { min-height: 390px; padding: 24px; }
  .curriculum-panel { padding: 20px; }
  .panel-title small { display: none; }
  .curriculum-panel article { grid-template-columns: 58px 1fr 24px; gap: 10px; }
  .curriculum-panel article > strong { width: 50px; height: 50px; }
  .edge-architecture { padding: 20px; }
  .arch-layer { grid-template-columns: 1fr; }
  .arch-layer > span { grid-column: auto; }
  .arch-layer strong { min-height: 58px; }
  .console-body { grid-template-columns: 68px 1fr; }
  .console-metrics { grid-template-columns: 1fr; }
  .console-map { min-height: 220px; }
  .steps-grid, .module-grid, .track-grid, .package-grid, .architecture-flow, .industry-grid, .offer-grid, .showcase-grid, .pricing-preview, .knowledge-grid { grid-template-columns: 1fr; }
  .industry-card:first-child { grid-column: auto; }
  .steps-grid article { min-height: 210px; }
  .steps-grid h3 { margin-top: 54px; }
  .cta-panel { padding: 34px 24px; }
  .footer-top { padding-top: 56px; }
  .footer-nav { grid-template-columns: 1fr 1fr; }
  .footer-nav > div:last-child { grid-column: span 2; }
  .footer-bottom { flex-direction: column; }
  .pilot-panel { padding: 30px 22px; }
  .pilot-list, .qr-pair { grid-template-columns: 1fr 1fr; }
  .showcase-card { min-height: 410px; }
  .showcase-card img { height: 240px; }
  .pricing-list article { grid-template-columns: 1fr; gap: 10px; }
  .knowledge-principle { padding: 30px 24px; }
  .article-toc { grid-template-columns: 1fr; }
  .article-body .article-intro { font-size: 18px; }
}

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