:root { --text: #203239; --soft-text: #53656a; --teal: #086c64; --line: #dbe6e4; --paper: #fff; --mint: #eff8f5; }
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; letter-spacing: 0; }
img { max-width: 100%; height: auto; display: block; }
a { text-underline-offset: 4px; }
button { font: inherit; }
:focus-visible { outline: 3px solid #d26925; outline-offset: 5px; }
.skip-link { position: fixed; top: -100px; left: 12px; z-index: 100; padding: 12px; background: white; color: #152c32; }
.skip-link:focus { top: 12px; }
.site-header { width: 100%; background: #111c23; color: #fff; border-bottom: 1px solid #2d3940; }
.header-inner { max-width: 1200px; padding: 23px 28px; margin: auto; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.company-logo { width: 270px; flex-shrink: 0; }
.site-nav { display: flex; align-items: center; gap: 26px; }
.site-nav a { text-decoration: none; font-size: 15px; font-weight: 600; padding: 10px 0; border-bottom: 2px solid transparent; color: #d7e0e3; }
.site-nav a:hover, .site-nav a[aria-current] { color: white; border-color: #70d7c5; }
.menu-toggle { display: none; color: #fff; background: none; border: 1px solid #65737a; padding: 10px 12px; border-radius: 4px; cursor: pointer; align-items: center; gap: 10px; }
.site-footer { color: #d3dedd; background: #111c23; width: 100%; margin-top: auto; }
.footer-inner { max-width: 1200px; margin: auto; padding: 40px 28px; display: flex; justify-content: space-between; align-items: start; gap: 32px; font-size: 14px; }
.footer-inner strong { color: white; font-size: 17px; }
.footer-inner p { margin: 8px 0 20px; }
.footer-inner nav { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 16px 24px; max-width: 510px; }
.footer-inner nav a { color: #d3dedd; text-decoration: none; padding: 4px 0; }
.footer-inner nav a:hover { text-decoration: underline; color: white; }
.product-site { color: var(--text); background: var(--paper); min-height: 100vh; display: flex; flex-direction: column; font-size: 17px; line-height: 1.65; }
.product-site main { flex: 1; }
.product-site h1, .product-site h2, .product-site h3, .product-site h4 { font-family: inherit; letter-spacing: 0; line-height: 1.16; margin: 0; color: var(--text); }
.product-site h1 { font-size: 56px; font-weight: 800; }
.product-site h2 { font-size: 34px; font-weight: 750; }
.product-site h3 { font-size: 23px; }
.product-site h4 { font-size: 20px; }
.product-site p { color: var(--soft-text); margin: 16px 0; }
.product-site .site-footer p { color: #d3dedd; }
.company-intro { padding-top: 70px; padding-bottom: 66px; }
.company-intro h1 { font-size: 52px; }
.company-intro h2 { font-size: 32px; margin-top: 27px; font-weight: 600; line-height: 1.3; color: #42645f; }
.company-intro .mission-copy { max-width: 720px; font-size: 20px; margin: 22px 0 30px; }
.action.secondary { border: 1px solid #8bb4aa; color: #086c64; background: transparent; }
.action.secondary:hover { background: #edf6f2; }
.company-principles { background: #f1f7f5; border-block: 1px solid var(--line); }
.company-principles .section-wrap { padding-top: 40px; padding-bottom: 40px; }
.principles-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 40px; margin-top: 24px; }
.principles-grid h2 { font-size: 23px; }
.principles-grid p { font-size: 16px; margin-bottom: 0; }
.company-page { padding-top: 54px; padding-bottom: 74px; }
.company-page > h1 { font-size: 46px; max-width: 800px; }
.company-page .intro-copy { max-width: 750px; }
.page-summary { max-width: 730px; }
.company-story { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; border-top: 1px solid var(--line); padding-top: 34px; margin-top: 40px; }
.company-story h2, .contact-options h2 { font-size: 25px; }
.service-list { margin-top: 42px; }
.service-list article { display: flex; gap: 32px; border-top: 1px solid var(--line); padding: 28px 0; }
.service-list h2 { font-size: 25px; }
.service-list p { max-width: 740px; margin-bottom: 0; }
.service-number { font-size: 15px; color: #62837c; padding-top: 4px; }
.company-contact { border-top: 1px solid var(--line); margin-top: 16px; padding-top: 34px; display: flex; align-items: center; gap: 30px; justify-content: space-between; }
.company-contact h2 { font-size: 26px; }
.contact-options { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 36px; margin-top: 40px; }
.contact-options section { border-top: 2px solid #a9c8be; padding-top: 22px; }
.contact-options a { overflow-wrap: anywhere; }
@media (max-width: 760px) {
  .company-intro { padding-top: 40px !important; padding-bottom: 40px !important; }
  .company-intro h1, .company-page > h1 { font-size: 36px !important; }
  .company-intro h2 { font-size: 26px !important; margin-top: 22px; }
  .company-intro .mission-copy { font-size: 18px; }
  .principles-grid, .company-story, .contact-options { grid-template-columns: 1fr; gap: 28px; }
  .company-contact { flex-direction: column; align-items: start; }
  .company-contact h2 { font-size: 25px; }
  .service-list article { gap: 20px; }
  .service-list h2 { font-size: 23px; }
}
.product-site a { color: var(--teal); }
.product-site .site-nav a, .product-site .site-footer a { color: #e1eae9; }
.section-wrap { max-width: 1200px; padding: 64px 28px; margin: 0 auto; width: 100%; }
.eyebrow, .product-site .eyebrow { font-size: 13px; font-weight: 750; letter-spacing: 0; text-transform: uppercase; color: var(--teal); margin: 0 0 12px; }
.intro-copy, .product-site .intro-copy { font-size: 21px; line-height: 1.6; max-width: 690px; margin: 20px 0 24px; }
.action-row { display: flex; align-items: center; flex-wrap: wrap; gap: 18px 26px; }
.action { display: inline-flex; gap: 22px; align-items: center; justify-content: center; text-decoration: none; padding: 13px 22px; border-radius: 6px; font-size: 16px; font-weight: 700; min-height: 48px; }
.action.primary, .product-site .action.primary { color: #fff; background: var(--teal); border: 1px solid var(--teal); }
.action.primary:hover { background: #04574f; }
.text-link { font-weight: 650; padding: 8px 0; }
.text-link span { margin-left: 6px; }
.availability { font-size: 14px; color: var(--soft-text); }
.launch-status { background: #fff1c8; color: #5d460a; border-left: 3px solid #e5b32f; padding: 9px 14px; font-weight: 650; font-size: 15px; }
.app-icon { border-radius: 21%; width: 96px; height: 96px; flex-shrink: 0; }
.app-heading, .feature-details { display: flex; align-items: center; gap: 22px; }
.app-heading h1 { font-size: 62px; }
.app-heading .eyebrow { margin-bottom: 7px; }
.app-intro { padding-top: 46px; padding-bottom: 56px; }
.quick-facts { display: flex; gap: 14px 30px; flex-wrap: wrap; list-style: none; padding: 0; margin: 26px 0; font-size: 14px; font-weight: 650; color: #4c6263; }
.quick-facts li { display: flex; align-items: center; gap: 9px; }
.quick-facts li::before { content: ''; width: 7px; height: 7px; background: #21806b; border-radius: 50%; }
.hero-gameplay { width: 100%; height: auto; }
.learning-band { background: #f1f8f6; border-block: 1px solid var(--line); }
.section-heading { max-width: 660px; margin-bottom: 34px; }
.screenshot-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 38px 26px; }
.screenshot-grid figure { margin: 0; }
.screenshot-grid img { width: 100%; aspect-ratio: 1200 / 553; object-fit: contain; background: #e8f2ee; border: 1px solid #d2dfdb; border-radius: 6px; }
.screenshot-grid figcaption { padding-top: 17px; }
.screenshot-grid figcaption p { margin: 7px 0 0; font-size: 16px; }
.group-title { padding-bottom: 18px; border-bottom: 1px solid var(--line); margin-top: 35px !important; }
.game-list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 28px 36px; padding-top: 26px; }
.game-list article { padding-left: 16px; border-left: 3px solid #b9dccd; }
.game-list article:nth-child(3n + 2) { border-color: #f2c463; }
.game-list article:nth-child(3n) { border-color: #efa091; }
.game-list p { margin: 9px 0 0; font-size: 16px; }
.parent-band { background: #fff7e8; border-block: 1px solid #eee3cf; }
.parent-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 70px; }
.parent-layout p { max-width: 440px; }
.parent-features { margin: 0; padding: 0; list-style: none; }
.parent-features li { padding: 0 0 20px; margin: 0 0 20px; border-bottom: 1px solid #e8ddc7; }
.parent-features li:last-child { margin-bottom: 0; padding-bottom: 0; border: 0; }
.parent-features strong { display: block; font-size: 19px; margin-bottom: 5px; }
.parent-features span { color: #5c615b; font-size: 16px; }
.help-strip { display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.help-strip h2 { font-size: 29px; }
.help-strip p { margin: 10px 0 0; }
.help-strip .action-row { flex-shrink: 0; flex-direction: column; align-items: start; gap: 10px; }
.page-intro { padding-bottom: 10px; }
.catalog { padding-top: 26px; padding-bottom: 80px; }
.product-feature { max-width: 880px; border-top: 1px solid var(--line); padding-top: 26px; }
.feature-image { display: block; margin-bottom: 26px; }
.feature-image img { width: 100%; border: 1px solid var(--line); border-radius: 6px; }
.feature-details .app-icon { width: 72px; height: 72px; }
.feature-details .eyebrow { margin: 0 0 5px; }
.product-feature > p { max-width: 700px; }
.breadcrumbs { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; font-size: 14px; margin-bottom: 25px; }
.support-page { padding-top: 36px; }
.support-page > h1 { max-width: 760px; font-size: 48px; }
.support-layout { display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr); gap: 64px; margin-top: 46px; align-items: start; }
.support-layout h2 { font-size: 28px; margin-bottom: 24px; }
details { border-bottom: 1px solid var(--line); padding: 18px 0; }
summary { font-size: 18px; font-weight: 650; cursor: pointer; padding-right: 10px; }
details p { font-size: 16px; }
.contact-panel { border-left: 3px solid #79bba5; padding: 24px; background: var(--mint); }
.contact-panel h2 { margin-bottom: 12px; }
.contact-panel h3 { font-size: 18px; margin-top: 26px; }
.contact-panel p, .contact-panel ul { font-size: 16px; }
.contact-panel ul { padding-left: 20px; color: var(--soft-text); }
.contact-panel li { padding-bottom: 8px; }
.support-email { overflow-wrap: anywhere; font-weight: 700; font-size: 16px; }
.privacy-note { border-top: 1px solid #c7ded3; padding-top: 15px; }
.legal-page { max-width: 820px; padding-top: 36px; }
.legal-page h1 { font-size: 44px; }
.legal-page h2 { font-size: 25px; margin: 34px 0 14px; }
.legal-page .updated-date { font-size: 14px; color: #657777; }
.legal-page a { overflow-wrap: anywhere; }
/* Keep the aviation pages intact while reducing their oversized shared chrome. */
body:not(.product-site) { background: #0b1825; }
body:not(.product-site) .hero-panel { border: 0; background: none; box-shadow: none; padding: 25px 0; border-radius: 0; }
body:not(.product-site) .hero-content { width: 100%; max-width: 1120px; }
body:not(.product-site) h1 { font-size: 44px; letter-spacing: 0; max-width: 26ch; }
body:not(.product-site) .lead { font-size: 18px; }
body:not(.product-site) h2 { font-size: 30px; }
body:not(.product-site) .eyebrow { color: #75d4c1; letter-spacing: 0; }
body:not(.product-site) .content-panel { border: 0; box-shadow: none; border-radius: 0; background: transparent; margin-top: 24px; margin-bottom: 30px; width: 100%; }
.home-product-band { background: #f2f8f6; color: #203239; }
.home-product-inner { max-width: 1120px; margin: auto; padding: 38px 20px; display: flex; gap: 24px; align-items: center; }
.home-product-inner .app-icon { width: 76px; height: 76px; }
.home-product-copy { flex: 1; }
.home-product-copy h2 { color: #203239; margin: 0; }
.home-product-copy p { color: #53656a; margin: 8px 0 0; line-height: 1.6; }
.home-product-copy .eyebrow { color: #086c64 !important; margin: 0 0 7px; }
.product-note { border-top: 1px solid #344a58; margin-top: 30px; padding-top: 24px; }
.product-note a { color: #7ddac7; }
@media (max-width: 1000px) {
  .site-nav { gap: 18px; }
  .company-logo { width: 230px; }
  .support-layout { gap: 32px; }
  .parent-layout { gap: 35px; }
}
@media (max-width: 760px) {
  .header-inner { padding: 18px 20px; flex-wrap: wrap; gap: 16px; }
  .company-logo { width: 215px; }
  .site-nav { width: 100%; flex-direction: column; align-items: stretch; gap: 0; }
  .site-nav a { padding: 12px 0; }
  .has-menu-js .menu-toggle { display: inline-flex; }
  .has-menu-js .site-nav { display: none; }
  .has-menu-js .site-nav.is-open { display: flex; }
  .section-wrap { padding: 40px 20px; }
  .product-site h1, .app-heading h1 { font-size: 42px; }
  .product-site h2 { font-size: 29px; }
  .product-site h3 { font-size: 21px; }
  .intro-copy, .product-site .intro-copy { font-size: 18px; }
  .app-heading { gap: 16px; }
  .app-heading .app-icon { width: 72px; height: 72px; }
  .app-heading .eyebrow { font-size: 11px; }
  .quick-facts { gap: 9px 20px; margin: 25px 0; font-size: 13px; }
  .action-row { gap: 12px 20px; }
  .screenshot-grid, .parent-layout, .support-layout { grid-template-columns: 1fr; }
  .game-list { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 25px 20px; }
  .game-list h4 { font-size: 18px; }
  .help-strip { flex-direction: column; align-items: start; }
  .footer-inner { flex-direction: column; padding: 32px 20px; }
  .footer-inner nav { justify-content: start; }
  .desktop-break { display: none; }
  .support-page > h1, .legal-page h1 { font-size: 36px; }
  .support-layout { margin-top: 32px; }
  .home-product-inner { flex-wrap: wrap; }
  .home-product-copy { min-width: 190px; }
  body:not(.product-site) h1 { font-size: 32px; }
  body:not(.product-site) .hero-content { padding: 0 22px; }
}
@media (max-width: 390px) {
  .company-logo { width: 180px; }
  .header-inner { padding: 16px; }
  .app-heading h1 { font-size: 36px; }
  .app-heading { gap: 12px; }
  .app-heading .app-icon { width: 64px; height: 64px; }
  .app-heading .eyebrow { font-size: 10px; }
  .game-list { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

/* Engineering & Education — October 2026 */
:root { --text: #193d3b; --soft-text: #526763; --teal: #17594e; --line: #d9e1dc; --paper: #fafbf8; }
.product-site { background: var(--paper); }
.site-header { background: #123a36; border-bottom-color: #345550; }
.header-inner { max-width: 1200px; padding-block: 25px; }
.site-nav a { font-size: 14px; }
.site-nav a:hover, .site-nav a[aria-current] { border-color: #d7c694; }
.site-footer { background: #123a36; }
.footer-inner { padding-block: 32px; }
.footer-inner p { margin-bottom: 12px; }
.purpose-hero { padding-top: 72px; padding-bottom: 52px; }
.hero-copy .eyebrow { margin-bottom: 24px; font-size: 11px; letter-spacing: .12em; }
.purpose-hero h1 { font-size: clamp(38px, 4.6vw, 60px); letter-spacing: -.045em; line-height: 1.13; font-weight: 650; }
.purpose-hero h1 span { color: #758572; }
.specializations { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; padding-top: 0; padding-bottom: 72px; }
.specialization { padding: 38px 38px 30px; display: flex; flex-direction: column; min-height: 325px; }
.specialization .eyebrow { font-size: 11px; letter-spacing: .12em; margin-bottom: 23px; }
.specialization h2 { font-weight: 550; font-size: 36px; letter-spacing: -.025em; line-height: 1.15; }
.specialization p:not(.eyebrow) { max-width: 365px; font-size: 16px; line-height: 1.65; margin: 20px 0 27px; }
.engineering-card { background: #173f3a; }
.product-site .engineering-card h2 { color: #f4f5ed; }
.product-site .engineering-card p { color: #c9d8ce; }
.product-site .engineering-card .eyebrow { color: #d6c797; }
.education-card { background: #eeeede; }
.product-site .branch-link { display: flex; justify-content: space-between; align-items: center; gap: 20px; border-top: 1px solid #c2caba; padding-top: 18px; margin-top: auto; text-decoration: none; font-size: 14px; font-weight: 650; min-height: 48px; }
.product-site .engineering-card .branch-link { color: #f4f5ed; border-color: #56736a; }
.branch-link span { font-size: 24px; transition: transform .15s; }
.branch-link:hover span { transform: translate(2px, -2px); }
.branch-page { padding-top: 64px; padding-bottom: 70px; }
.product-site .branch-page h1 { font-size: clamp(36px, 5vw, 58px); font-weight: 600; letter-spacing: -.035em; }
.branch-page .eyebrow { letter-spacing: .12em; font-size: 11px; margin-bottom: 20px; }
.branch-page .intro-copy { max-width: 620px; }
.branch-page .service-list { max-width: 930px; }
.branch-page .service-list article { padding-block: 27px; }
.branch-page .service-list h2 { font-size: 25px; font-weight: 600; }
.branch-page .company-contact { margin-top: 24px; }
.company-contact p { font-size: 15px; }
.education-page { background: #f7f7ee; }
.education-intro { padding-bottom: 42px; }
.education-approach { padding-top: 0; padding-bottom: 44px; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 36px; }
.education-approach article { border-top: 1px solid #c9d3c5; padding-top: 22px; }
.education-approach h2 { font-size: 23px; font-weight: 600; }
.education-approach p { font-size: 16px; margin-bottom: 0; }
.education-product { padding-top: 28px; padding-bottom: 64px; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 340px); gap: 44px; align-items: center; }
.education-product .feature-details { gap: 16px; }
.education-product .app-icon { width: 56px; height: 56px; }
.education-product h2 { font-size: 28px; font-weight: 600; }
.education-product-copy { padding-top: 0; }
.education-product-copy p { max-width: 600px; font-size: 16px; }
.education-product-copy .product-facts { font-size: 13px; margin-bottom: 25px; }
.education-product-image { display: block; padding: 12px; background: #e7eddf; border-radius: 8px; }
.education-product-image img { border-radius: 4px; }
@media (max-width: 1000px) {
  .specialization { padding: 30px; }
  .education-product { gap: 28px; }
}
@media (max-width: 760px) {
  .purpose-hero { display: block; padding-top: 48px; padding-bottom: 40px; }
  .purpose-hero h1 { font-size: clamp(34px, 6.7vw, 48px); }
  .hero-copy .eyebrow { font-size: 10px; letter-spacing: .08em; margin-bottom: 20px; }
  .specializations { grid-template-columns: 1fr; gap: 16px; padding-top: 0; padding-bottom: 40px; }
  .specialization { min-height: 300px; padding: 28px; }
  .specialization h2 { font-size: 32px; }
  .branch-page { padding-top: 42px; }
  .education-approach { grid-template-columns: 1fr; gap: 24px; padding-top: 0; padding-bottom: 40px; }
  .education-product { grid-template-columns: 1fr; gap: 24px; padding-top: 0; }
  .education-product-image { max-width: 340px; }
  .education-product-image { padding: 12px; }
  .footer-inner nav { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); width: 100%; gap: 12px 20px; }
  .footer-inner nav a { display: flex; align-items: center; min-height: 44px; padding: 10px 0; }
}

@media (max-width: 390px) { .company-logo { width: 160px; } }

/* Selected 1B identity, with a uniformly enlarged header wordmark. */
.header-inner { padding-block: 20px; }
.company-logo { display: inline-flex; align-items: center; justify-content: flex-start; width: 330px; min-height: 54px; text-decoration: none; }
.company-logo .company-logo-image { width: 100%; height: auto; }
:focus-visible { outline-color: #ae8845; }
@media (max-width: 760px) {
  .header-inner { display: grid; grid-template-columns: minmax(0, 272px) auto; gap: 8px; }
  .company-logo { width: 100%; min-height: 51px; }
  .menu-toggle { font-size: 13px; padding: 7px 6px; gap: 5px; min-height: 44px; justify-self: end; }
  .site-nav { grid-column: 1 / -1; }
}
@media (max-width: 390px) {
  .header-inner { padding-inline: 12px; }
}