:root {
  --paper: #f5f3ef;
  --paper-2: #eeece7;
  --white: #ffffff;
  --ink: #101322;
  --ink-2: #252a3d;
  --muted: #646b7c;
  --line: #d7d8df;
  --night: #070912;
  --night-2: #0d1020;
  --violet: #9f7cff;
  --violet-dark: #6445db;
  --rose: #f3a0c2;
  --cyan: #92d9dc;
  --amber: #e8c58f;
  --max: 1200px;
  --shadow: 0 24px 70px rgba(16,19,34,.12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, Aptos, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.62;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button, summary { font: inherit; }
::selection { background: #e7dfff; color: var(--ink); }

.skip-link { position: fixed; left: 16px; top: -80px; z-index: 9999; background: white; color: var(--ink); padding: 10px 14px; border-radius: 9px; box-shadow: var(--shadow); }
.skip-link:focus { top: 16px; }
.site-shell { width: min(calc(100% - 48px), var(--max)); margin-inline: auto; }
.section { padding: 116px 0; scroll-margin-top: 86px; }
h1,h2,h3,h4,p { margin-top: 0; }
h1,h2,h3,h4 { line-height: 1.08; letter-spacing: -.035em; }
h2 { font-size: clamp(2.2rem, 4.2vw, 3.75rem); margin-bottom: 0; }
h3 { font-size: clamp(1.7rem, 2.5vw, 2.35rem); }
.section-label, .eyebrow, .route-label, .role, .contact-kicker { font-size: .72rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
.section-label { color: var(--violet-dark); margin-bottom: 18px; }
.section-label.light { color: #d6caff; }

.site-header { position: fixed; inset: 0 0 auto; z-index: 1000; background: rgba(7,9,18,.93); border-bottom: 1px solid rgba(255,255,255,.1); backdrop-filter: blur(16px); color: white; }
.nav-shell { width: min(calc(100% - 48px), var(--max)); min-height: 82px; margin-inline: auto; display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.brand { display: inline-flex; align-items: center; gap: 14px; flex: 0 0 auto; }
.brand-mark { width: 46px; height: auto; aspect-ratio: 187 / 183; object-fit: contain; border-radius: 9px; }
.brand-name { font-size: .83rem; font-weight: 800; letter-spacing: .17em; }
.desktop-nav { display: flex; align-items: center; gap: 29px; font-size: .88rem; color: #d9dbe4; }
.desktop-nav a:hover, .desktop-nav a:focus-visible { color: white; }
.nav-cta { border: 1px solid rgba(255,255,255,.34); padding: 10px 16px; border-radius: 999px; color: white; }
.nav-cta:hover, .nav-cta:focus-visible { background: white; color: var(--night); }
.mobile-menu { display: none; position: relative; }
.mobile-menu summary { list-style: none; cursor: pointer; border: 1px solid rgba(255,255,255,.25); border-radius: 999px; padding: 9px 14px; }
.mobile-menu summary::-webkit-details-marker { display: none; }
.mobile-menu nav { position: absolute; top: calc(100% + 14px); right: 0; width: min(300px, calc(100vw - 32px)); background: #0d1020; border: 1px solid rgba(255,255,255,.12); border-radius: 16px; padding: 12px; box-shadow: 0 24px 60px rgba(0,0,0,.35); }
.mobile-menu nav a { display: block; padding: 12px 13px; color: #e1e2e9; border-radius: 10px; }
.mobile-menu nav a:hover { background: rgba(255,255,255,.06); }
.mobile-menu .mobile-cta { margin-top: 6px; background: white; color: var(--night); }

.hero { min-height: 900px; padding: 132px 0 76px; position: relative; overflow: hidden; color: white; background:
  radial-gradient(circle at 82% 23%, rgba(159,124,255,.22), transparent 30%),
  radial-gradient(circle at 74% 76%, rgba(243,160,194,.12), transparent 30%),
  linear-gradient(118deg, #050710 0%, #090c18 48%, #11142a 100%); }
.hero::before { content:""; position: absolute; inset: 0; pointer-events: none; background-image: linear-gradient(rgba(255,255,255,.027) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.027) 1px, transparent 1px); background-size: 50px 50px; mask-image: linear-gradient(90deg, transparent 0%, rgba(0,0,0,.45) 45%, black 100%); }
.hero::after { content:""; position:absolute; width:560px; height:560px; border:1px solid rgba(255,255,255,.07); border-radius:50%; right:-170px; top:160px; box-shadow: 0 0 0 100px rgba(255,255,255,.018), 0 0 0 200px rgba(255,255,255,.012); }
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: minmax(0,1.08fr) minmax(390px,.72fr); gap: 72px; align-items: center; }
.eyebrow { color: #d9d0ff; margin-bottom: 22px; }
.hero h1 { font-size: clamp(3.15rem, 5.35vw, 5.25rem); max-width: 840px; margin-bottom: 28px; }
.hero-lede { max-width: 720px; font-size: clamp(1.05rem, 1.5vw, 1.2rem); color: #d4d6df; line-height: 1.75; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 38px; }
.button { min-height: 52px; display: inline-flex; align-items: center; justify-content: center; padding: 0 20px; border-radius: 999px; font-size: .88rem; font-weight: 750; transition: transform .18s ease, background .18s ease, color .18s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { background: white; color: var(--night); }
.button-secondary { border: 1px solid rgba(255,255,255,.28); color: white; }
.button-secondary:hover { background: rgba(255,255,255,.07); }
.hero-note { color: #9da2b4; margin: 28px 0 0; font-size: .82rem; letter-spacing: .08em; text-transform: uppercase; }
.blueprint-panel { background: rgba(11,14,28,.84); border: 1px solid rgba(255,255,255,.15); border-radius: 22px; padding: 28px; box-shadow: 0 32px 80px rgba(0,0,0,.32); backdrop-filter: blur(12px); }
.panel-heading { display: flex; align-items: center; gap: 16px; padding-bottom: 22px; border-bottom: 1px solid rgba(255,255,255,.12); }
.panel-heading img { width: 58px; height: auto; aspect-ratio: 187 / 183; object-fit: contain; border-radius: 11px; }
.panel-heading div { display: flex; flex-direction: column; }
.panel-heading span { color: #aeb2c0; font-size: .63rem; font-weight: 800; letter-spacing: .16em; }
.panel-heading strong { font-size: 1.3rem; margin-top: 4px; }
.formation-steps { list-style: none; padding: 7px 0 0; margin: 0; }
.formation-steps li { display: grid; grid-template-columns: 44px 1fr; gap: 14px; padding: 20px 0; border-bottom: 1px solid rgba(255,255,255,.095); position: relative; }
.formation-steps li:not(:last-child)::after { content:"↓"; position:absolute; left:15px; bottom:-13px; color:#8e82bd; background:#0c0f1d; padding:0 3px; }
.formation-steps li > span { width: 34px; height: 34px; display: grid; place-items: center; border: 1px solid rgba(255,255,255,.22); border-radius: 9px; color:#d9d0ff; font-size:.67rem; font-weight:800; }
.formation-steps strong { display:block; font-size: 1rem; }
.formation-steps small { display:block; color:#aeb2c1; font-size:.78rem; line-height:1.55; margin-top:5px; }
.blueprint-flags { display: flex; flex-wrap: wrap; gap: 8px; padding-top: 21px; }
.blueprint-flags span { padding: 6px 9px; border-radius: 999px; background: rgba(255,255,255,.06); color: #cfd1da; font-size: .64rem; letter-spacing:.06em; text-transform:uppercase; }

.approach-section { background: var(--paper); }
.split-intro { display: grid; grid-template-columns: 1.02fr .98fr; gap: 78px; align-items: start; }
.intro-copy { border-left: 1px solid var(--line); padding-left: 38px; color: var(--muted); font-size: 1.02rem; }
.intro-copy p:last-child { margin-bottom: 0; }
.intro-copy strong { color: var(--ink); }
.principles-grid { margin-top: 78px; display: grid; grid-template-columns: repeat(4,1fr); border-top: 1px solid var(--line); }
.principles-grid article { padding: 26px 26px 0 0; }
.principles-grid article + article { border-left: 1px solid var(--line); padding-left: 26px; }
.principles-grid span { color: var(--violet-dark); font-size: .65rem; font-weight: 800; letter-spacing: .12em; }
.principles-grid h3 { font-size: 1.3rem; margin: 16px 0 12px; }
.principles-grid p { color: var(--muted); font-size: .9rem; margin-bottom: 0; }
.ai-statement { margin-top: 50px; display: grid; grid-template-columns: 62px 1fr; gap: 24px; align-items: center; padding: 28px 30px; border-radius: 17px; background: var(--ink); color: #dfe1e9; }
.ai-statement p { margin: 0; }
.ai-statement strong { color: white; }
.ai-mark { position: relative; width: 50px; height: 50px; }
.ai-mark span { position: absolute; inset: 0; border: 1px solid var(--violet); transform: rotate(45deg); border-radius: 8px; }
.ai-mark span:nth-child(2) { inset: 9px; border-color: var(--rose); }
.ai-mark span:nth-child(3) { inset: 18px; border-color: var(--cyan); }


.model-section { background: var(--white); }
.model-overview { display:grid; grid-template-columns:minmax(0,1.06fr) minmax(430px,.94fr); gap:72px; align-items:center; }
.model-copy h2 { max-width:690px; }
.model-lede { max-width:690px; margin:28px 0 0; color:var(--muted); }
.model-points { margin-top:34px; border-top:1px solid var(--line); }
.model-points article { display:grid; grid-template-columns:34px 1fr; gap:16px; padding:18px 0; border-bottom:1px solid var(--line); }
.model-points article > span { width:28px; height:28px; display:grid; place-items:center; border-radius:8px; background:var(--ink); color:white; font-size:.62rem; font-weight:800; letter-spacing:.08em; }
.model-points strong { display:block; font-size:1rem; line-height:1.35; }
.model-points p { color:var(--muted); font-size:.84rem; line-height:1.55; margin:5px 0 0; }
.hub-architecture { padding:28px 26px 24px; border:1px solid var(--line); border-radius:20px; background:#fafafd; }
.hub-core { background:var(--ink); color:white; border-radius:14px; padding:24px 25px 22px; }
.hub-core small { display:block; color:#cfc5ff; font-size:.62rem; font-weight:800; letter-spacing:.16em; }
.hub-core > strong { display:block; margin-top:5px; font-size:1.65rem; line-height:1.15; }
.hub-function-line { display:flex; flex-wrap:wrap; gap:7px 18px; margin-top:18px; padding-top:16px; border-top:1px solid rgba(255,255,255,.12); }
.hub-function-line span { position:relative; padding-left:10px; color:#d9dbe4; font-size:.7rem; line-height:1.45; }
.hub-function-line span::before { content:""; position:absolute; left:0; top:.55em; width:4px; height:4px; border-radius:50%; background:#aa8cff; }
.architecture-lines { height:48px; margin:0 7%; position:relative; }
.architecture-lines::before { content:""; position:absolute; top:0; left:50%; width:1px; height:24px; background:#aeb2c0; }
.architecture-lines::after { content:""; position:absolute; top:23px; left:0; right:0; height:1px; background:#aeb2c0; }
.architecture-lines i { position:absolute; top:23px; width:1px; height:25px; background:#aeb2c0; }
.architecture-lines i:nth-child(1){left:0}.architecture-lines i:nth-child(2){left:33.333%}.architecture-lines i:nth-child(3){left:66.666%}.architecture-lines i:nth-child(4){right:0}
.spoke-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:10px; }
.spoke-grid article { min-height:78px; display:flex; flex-direction:column; justify-content:center; padding:14px 12px; border:1px solid var(--line); border-radius:10px; background:white; }
.spoke-grid small { color:var(--muted); font-size:.5rem; line-height:1.35; letter-spacing:.12em; }
.spoke-grid strong { margin-top:6px; font-size:.92rem; line-height:1.2; }

.formation-compact { margin-top:78px; padding-top:52px; border-top:1px solid var(--line); }
.formation-intro { display:grid; grid-template-columns:.98fr 1.02fr; gap:68px; align-items:end; }
.formation-intro h3 { margin:0; font-size:clamp(2.1rem,3vw,2.8rem); line-height:1.04; }
.formation-intro > p { color:var(--muted); margin:0; }
.formation-grid { margin-top:30px; display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:18px; }
.compact-route { display:flex; flex-direction:column; min-width:0; padding:25px 25px 22px; border:1px solid var(--line); border-radius:17px; background:#fbfbfd; }
.compact-route.route-china { border-top:3px solid #8c6ae9; }
.compact-route.route-overseas { border-top:3px solid #d98daf; }
.compact-route-header { display:grid; grid-template-columns:44px 1fr; gap:14px; align-items:start; min-height:94px; }
.route-index { width:40px; height:40px; display:grid; place-items:center; border-radius:10px; background:var(--ink); color:white; font-size:.67rem; font-weight:800; letter-spacing:.08em; }
.compact-route .route-label { color:var(--violet-dark); margin:0 0 7px; font-size:.62rem; }
.compact-route h4 { margin:0; font-size:1.35rem; line-height:1.17; }
.compact-route-body { margin-top:18px; color:var(--muted); font-size:.83rem; line-height:1.58; }
.compact-route-body p { margin-bottom:12px; }
.compact-route-body p:first-child { min-height:4.4rem; }
.compact-route-body p:last-child { margin-bottom:0; padding-top:12px; border-top:1px solid var(--line); }
.compact-flow { margin-top:auto; padding-top:18px; display:flex; align-items:center; flex-wrap:wrap; gap:7px; }
.compact-flow span, .compact-flow strong { padding:6px 8px; border:1px solid var(--line); border-radius:7px; background:white; font-size:.68rem; line-height:1.35; }
.compact-flow strong { color:var(--violet-dark); border-color:#c9bdf5; }
.compact-flow i { color:#8a90a0; font-style:normal; }
.one-engine { margin-top:24px; display:flex; align-items:center; justify-content:center; flex-wrap:wrap; gap:9px; padding:14px 18px; border-radius:999px; background:var(--ink); color:white; font-size:.7rem; }
.one-engine i { font-style:normal; color:#8f94a6; }

.team-section { background: var(--paper-2); }
.team-intro { display:block; }
.team-intro h2 { max-width: 1100px; }
.coverage-panel { padding:24px 26px; border:1px solid var(--line); border-radius:16px; background:rgba(255,255,255,.5); }
.coverage-panel > p { margin:0 0 16px; color:var(--violet-dark); font-size:.66rem; font-weight:800; letter-spacing:.16em; }
.coverage-grid { display:grid; grid-template-columns:repeat(2,1fr); gap:0 22px; }
.coverage-grid span { padding:9px 0; border-top:1px solid var(--line); color:var(--ink-2); font-size:.79rem; }
.team-grid { display:grid; grid-template-columns:repeat(2,1fr); gap:20px; margin-top:52px; }
.team-card { min-height:322px; display:grid; grid-template-columns:168px 1fr; overflow:hidden; background:white; border:1px solid var(--line); border-radius:17px; }
.portrait { min-height:322px; position:relative; display:flex; align-items:flex-end; overflow:hidden; }
.portrait.violet { background:linear-gradient(160deg,#e5ddff,#b8a8ee); }
.portrait.cyan { background:linear-gradient(160deg,#daf5f3,#a6dcd8); }
.portrait.rose { background:linear-gradient(160deg,#ffe2ef,#e9b3cc); }
.portrait.amber { background:linear-gradient(160deg,#fff0d8,#e8c38b); }
.portrait::before { content:""; position:absolute; left:16px; right:16px; top:18px; height:1px; background:rgba(16,19,34,.18); }
.portrait img { position:absolute; z-index:1; left:0; right:0; bottom:0; width:100%; height:94%; object-fit:contain; object-position:center bottom; filter:saturate(.9) contrast(1.02); }
.team-copy { padding:26px 26px 24px; }
.role { color:var(--violet-dark); margin:0 0 10px; font-size:.59rem; line-height:1.45; }
.team-copy h3 { font-size:1.65rem; margin:0 0 14px; }
.team-copy p:last-child { color:var(--muted); font-size:.84rem; line-height:1.62; margin:0; }
.team-network { text-align:center; color:var(--muted); padding-top:28px; margin:30px 0 0; border-top:1px solid var(--line); }

.contact-section { position:relative; overflow:hidden; background:var(--night); color:white; }
.contact-section::before { content:""; position:absolute; inset:0; background: radial-gradient(circle at 15% 20%, rgba(159,124,255,.2), transparent 31%), radial-gradient(circle at 84% 78%, rgba(243,160,194,.12), transparent 29%); }
.contact-section::after { content:""; position:absolute; inset:0; background-image:linear-gradient(rgba(255,255,255,.026) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.026) 1px,transparent 1px); background-size:52px 52px; mask-image:linear-gradient(90deg,black,transparent 78%); }
.contact-grid { position:relative; z-index:1; display:grid; grid-template-columns:1.15fr .85fr; gap:86px; align-items:center; }
.contact-copy > p:not(.section-label) { max-width:720px; color:#c8cad4; margin-top:28px; }
.partnerships { display:flex; flex-wrap:wrap; gap:9px; margin-top:32px; }
.partnerships span { padding:8px 11px; border:1px solid rgba(255,255,255,.15); border-radius:999px; color:#e1e2e8; font-size:.74rem; }
.contact-card { padding:34px; border:1px solid rgba(255,255,255,.16); border-radius:20px; background:#0e1221; box-shadow:0 28px 70px rgba(0,0,0,.3); }
.contact-kicker { color:#d0c5ff; margin-bottom:14px; }
.contact-card h3 { font-size:2rem; margin-bottom:20px; }
.email-link { display:block; width:fit-content; color:white; font-size:clamp(1rem,2vw,1.25rem); border-bottom:1px solid rgba(255,255,255,.34); padding-bottom:3px; word-break:break-word; }
.button-contact { margin-top:24px; background:white; color:var(--night); }
.contact-rule { height:1px; background:rgba(255,255,255,.13); margin:28px 0; }
.contact-card p:last-child { color:#aeb2c1; font-size:.84rem; margin:0; }

.site-footer { background:#05070d; color:#b8bbc6; border-top:1px solid rgba(255,255,255,.08); padding:38px 0; }
.footer-grid { display:grid; grid-template-columns:1fr auto; gap:22px 44px; align-items:center; }
.footer-brand { display:flex; align-items:center; gap:14px; }
.footer-brand img { width:46px; height:auto; aspect-ratio:187/183; object-fit:contain; border-radius:9px; }
.footer-brand div { display:flex; flex-direction:column; }
.footer-brand strong { color:white; font-size:.78rem; letter-spacing:.14em; }
.footer-brand span { font-size:.72rem; }
.footer-links { display:flex; gap:18px; font-size:.78rem; }
.footer-links a:hover { color:white; }
.footer-disclaimer { max-width:820px; margin:0; font-size:.7rem; line-height:1.5; }
.copyright { margin:0; text-align:right; font-size:.72rem; }

@media (max-width: 1050px) {
  .hero-grid { grid-template-columns:1fr; gap:48px; }
  .hero { min-height:auto; }
  .blueprint-panel { max-width:720px; }
  .principles-grid { grid-template-columns:repeat(2,1fr); gap:0; }
  .principles-grid article:nth-child(3) { border-left:0; padding-left:0; margin-top:32px; }
  .principles-grid article:nth-child(4) { margin-top:32px; }
  .model-overview { grid-template-columns:minmax(0,1fr) minmax(380px,.9fr); gap:48px; }
  .formation-intro { gap:48px; }
  .team-card { grid-template-columns:145px 1fr; }
}

@media (max-width: 850px) {
  body { font-size:16px; }
  .desktop-nav { display:none; }
  .mobile-menu { display:block; }
  .section { padding:92px 0; }
  .split-intro, .model-overview, .formation-intro, .team-intro, .contact-grid { grid-template-columns:1fr; gap:32px; }
  .hub-architecture { max-width:680px; }
  .formation-intro h3 { font-size:clamp(2rem,7vw,2.45rem); }
  .formation-grid { grid-template-columns:1fr; }
  .intro-copy { border-left:0; border-top:1px solid var(--line); padding:25px 0 0; }
  .coverage-panel { max-width:650px; }
  .team-grid { grid-template-columns:1fr; }
  .team-card { grid-template-columns:175px 1fr; }
  .footer-grid { grid-template-columns:1fr; }
  .copyright { text-align:left; }
}

@media (max-width: 640px) {
  .site-shell, .nav-shell { width:min(calc(100% - 32px), var(--max)); }
  .nav-shell { min-height:72px; }
  .brand-mark { width:42px; }
  .brand-name { font-size:.72rem; }
  .hero { padding:116px 0 70px; }
  .hero h1 { font-size:clamp(2.5rem,11.5vw,3.45rem); }
  .hero-lede { font-size:1rem; }
  .blueprint-panel { padding:22px; }
  .principles-grid { grid-template-columns:1fr; }
  .principles-grid article, .principles-grid article + article, .principles-grid article:nth-child(3), .principles-grid article:nth-child(4) { border-left:0; border-top:1px solid var(--line); padding:22px 0 0; margin-top:22px; }
  .principles-grid article:first-child { margin-top:0; border-top:0; }
  .ai-statement { grid-template-columns:1fr; }
  .hub-architecture { padding:22px; }
  .architecture-lines { display:none; }
  .spoke-grid { grid-template-columns:repeat(2,1fr); margin-top:14px; }
  .formation-compact { margin-top:60px; padding-top:42px; }
  .compact-route { padding:22px; }
  .compact-route-header { grid-template-columns:40px 1fr; gap:12px; min-height:0; }
  .compact-route-body p:first-child { min-height:0; }
  .compact-flow { align-items:flex-start; }
  .one-engine { border-radius:18px; justify-content:flex-start; }
  .coverage-grid { grid-template-columns:1fr; }
  .team-card { grid-template-columns:1fr; }
  .portrait { min-height:250px; }
  .portrait img { width:100%; height:96%; margin:0; }
  .team-copy { padding:24px; }
  .contact-card { padding:27px; }
  .footer-links { flex-wrap:wrap; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior:auto; }
  *, *::before, *::after { animation-duration:.001ms !important; transition-duration:.001ms !important; }
}


/* v8 — balanced, concise business-model overview (only the upper model block changed) */
.model-overview.model-overview-balanced {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 56px;
  align-items: start;
}
.model-copy-balanced h2 {
  max-width: 560px;
  font-size: clamp(2.5rem, 3.55vw, 3.35rem);
  line-height: 1.03;
}
.model-copy-balanced .model-lede {
  max-width: 570px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: .98rem;
  line-height: 1.66;
}
.model-operating-logic-balanced {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 29px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.model-operating-logic-balanced article {
  padding: 20px 22px 20px 0;
}
.model-operating-logic-balanced article + article {
  padding-left: 22px;
  border-left: 1px solid var(--line);
}
.model-operating-logic-balanced p { margin: 0; }
.model-operating-logic-balanced .model-logic-label {
  margin-bottom: 8px;
  color: var(--violet-dark);
  font-size: .62rem;
  font-weight: 800;
  letter-spacing: .15em;
  text-transform: uppercase;
}
.model-operating-logic-balanced article p:last-child {
  color: var(--ink-2);
  font-size: .82rem;
  line-height: 1.52;
}
.hub-architecture.hub-architecture-balanced {
  align-self: start;
  margin-top: 23px;
  padding: 24px;
  border-radius: 18px;
  background: #fafafd;
}
.architecture-kicker-balanced {
  margin: 0 0 13px;
  color: var(--violet-dark);
  font-size: .62rem;
  font-weight: 800;
  letter-spacing: .15em;
  text-transform: uppercase;
}
.hub-core-balanced {
  padding: 23px 24px 20px;
  border-radius: 13px;
  background: var(--ink);
  color: white;
}
.hub-heading-balanced small {
  display: block;
  color: #cfc5ff;
  font-size: .61rem;
  font-weight: 800;
  letter-spacing: .16em;
}
.hub-heading-balanced strong {
  display: block;
  margin-top: 5px;
  font-size: 1.62rem;
  line-height: 1.12;
}
.hub-capability-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 18px;
  padding-top: 7px;
  border-top: 1px solid rgba(255,255,255,.13);
}
.hub-capability-grid span {
  padding: 9px 12px 7px 0;
  color: #d8dae4;
  font-size: .7rem;
  line-height: 1.4;
}
.hub-capability-grid span:nth-child(even) {
  padding-left: 16px;
  border-left: 1px solid rgba(255,255,255,.1);
}
.hub-capability-grid span:nth-child(n+3) {
  border-top: 1px solid rgba(255,255,255,.08);
}
.architecture-lines-balanced {
  height: 43px;
  margin: 0 7%;
  position: relative;
}
.architecture-lines-balanced::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  width: 1px;
  height: 22px;
  background: #aeb2c0;
}
.architecture-lines-balanced::after {
  content: "";
  position: absolute;
  top: 21px;
  left: 0;
  right: 0;
  height: 1px;
  background: #aeb2c0;
}
.architecture-lines-balanced i {
  position: absolute;
  top: 21px;
  width: 1px;
  height: 22px;
  background: #aeb2c0;
}
.architecture-lines-balanced i:nth-child(1) { left: 0; }
.architecture-lines-balanced i:nth-child(2) { left: 33.333%; }
.architecture-lines-balanced i:nth-child(3) { left: 66.666%; }
.architecture-lines-balanced i:nth-child(4) { right: 0; }
.spoke-grid-balanced {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 9px;
}
.spoke-grid-balanced article {
  min-height: 75px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 13px 11px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: white;
}
.spoke-grid-balanced small {
  color: var(--muted);
  font-size: .49rem;
  line-height: 1.3;
  letter-spacing: .12em;
}
.spoke-grid-balanced strong {
  margin-top: 6px;
  font-size: .9rem;
  line-height: 1.2;
}
.architecture-note-balanced {
  margin: 15px 0 0;
  text-align: center;
  color: var(--muted);
  font-size: .7rem;
  line-height: 1.45;
}

@media (max-width: 1050px) {
  .model-overview.model-overview-balanced { gap: 40px; }
  .model-copy-balanced h2 { font-size: clamp(2.3rem, 4.15vw, 3rem); }
  .hub-architecture.hub-architecture-balanced { padding: 21px; }
  .hub-core-balanced { padding: 21px 20px 18px; }
  .spoke-grid-balanced article { padding: 11px 8px; }
}

@media (max-width: 850px) {
  .model-overview.model-overview-balanced {
    grid-template-columns: 1fr;
    gap: 34px;
  }
  .hub-architecture.hub-architecture-balanced {
    max-width: 720px;
    margin-top: 0;
  }
}

@media (max-width: 640px) {
  .model-copy-balanced h2 { font-size: clamp(2.25rem, 10.5vw, 2.85rem); }
  .model-operating-logic-balanced { grid-template-columns: 1fr; }
  .model-operating-logic-balanced article { padding: 18px 0; }
  .model-operating-logic-balanced article + article {
    padding: 18px 0;
    border-left: 0;
    border-top: 1px solid var(--line);
  }
  .hub-architecture.hub-architecture-balanced { padding: 19px; }
  .hub-capability-grid { grid-template-columns: 1fr; }
  .hub-capability-grid span,
  .hub-capability-grid span:nth-child(even) {
    padding: 9px 0;
    border-left: 0;
  }
  .hub-capability-grid span + span { border-top: 1px solid rgba(255,255,255,.08); }
  .architecture-lines-balanced { display: none; }
  .spoke-grid-balanced {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin-top: 13px;
  }
}

/* v10 — align the two columns in the upper business-model block */
.model-overview.model-overview-balanced {
  align-items: stretch;
}
.model-copy-balanced {
  display: flex;
  flex-direction: column;
  min-height: 100%;
}
.model-copy-balanced .model-operating-logic-balanced {
  margin-top: auto;
}
.hub-architecture.hub-architecture-balanced {
  align-self: stretch;
}

@media (max-width: 850px) {
  .model-copy-balanced .model-operating-logic-balanced {
    margin-top: 29px;
  }
  .hub-architecture.hub-architecture-balanced {
    align-self: start;
  }
}