:root {
  --bg: #020713;
  --bg-deep: #01040b;
  --surface: #061022;
  --text: #f8fbff;
  --muted: #a9b7c9;
  --line: rgba(161, 191, 230, 0.2);
  --blue: #0877ff;
  --blue-strong: #0067ef;
  --wrap: 1180px;
  --header: 82px;
  --display: "Arial Narrow", "Roboto Condensed", "Helvetica Neue", sans-serif;
  --body: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--bg); }
body { margin: 0; background: var(--bg); color: var(--text); font-family: var(--body); font-size: 16px; line-height: 1.6; }
body.menu-open { overflow: hidden; }
a { color: inherit; }
img { display: block; max-width: 100%; }
button, a { -webkit-tap-highlight-color: transparent; }
.wrap { width: min(var(--wrap), calc(100% - 48px)); margin-inline: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; left: 16px; top: -80px; z-index: 100; padding: 10px 14px; background: white; color: #001126; font-weight: 800; }
.skip-link:focus { top: 16px; }

.site-header { position: fixed; inset: 0 0 auto; z-index: 20; height: var(--header); padding: 0 max(24px, calc((100vw - var(--wrap)) / 2)); display: grid; grid-template-columns: 240px minmax(0, 1fr) auto; align-items: center; gap: 28px; border-bottom: 1px solid transparent; background: linear-gradient(to bottom, rgba(2,7,19,.92), rgba(2,7,19,.46)); transition: background .25s ease, border-color .25s ease; }
.site-header.is-scrolled { background: rgba(2, 7, 19, .95); border-color: var(--line); backdrop-filter: blur(18px); }
.brand { display: flex; width: 240px; height: 44px; align-items: center; overflow: hidden; text-decoration: none; }
.brand img { width: auto; max-width: 100%; height: 100%; object-fit: contain; object-position: left center; filter: brightness(0) invert(1); opacity: .96; }
.footer-brand { min-width: 0; }
.footer-brand img { width: auto; max-width: 100%; height: 46px; object-fit: contain; object-position: left center; filter: brightness(0) invert(1); opacity: .96; }
.site-nav { justify-self: end; display: flex; align-items: center; gap: 34px; }
.site-nav a { position: relative; text-decoration: none; font-size: .9rem; font-weight: 650; color: #d9e4f2; }
.site-nav a::after { content: ""; position: absolute; inset: auto 100% -10px 0; height: 2px; background: var(--blue); transition: right .2s ease; }
.site-nav a:hover::after, .site-nav a:focus-visible::after { right: 0; }
.button { display: inline-flex; min-height: 50px; align-items: center; justify-content: center; gap: 14px; padding: 13px 23px; border: 1px solid var(--blue); background: var(--blue); color: white; font-size: .9rem; font-weight: 800; text-decoration: none; transition: transform .2s ease, background .2s ease, border-color .2s ease; }
.button:hover, .button:focus-visible { background: var(--blue-strong); border-color: #61a9ff; transform: translateY(-2px); }
.button--compact { min-height: 42px; padding: 9px 18px; }
.menu-toggle { display: none; width: 46px; height: 42px; padding: 10px; border: 1px solid var(--line); background: transparent; }
.menu-toggle span:not(.sr-only) { display: block; height: 2px; margin: 5px 0; background: white; }

.hero { position: relative; min-height: 760px; display: flex; align-items: center; overflow: hidden; border-bottom: 1px solid var(--line); }
.hero-media { position: absolute; inset: 0; background: url("./assets/gx-hero-live-intelligence-v1.png") center/cover no-repeat; }
.hero-media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(2,7,19,.16) 0%, rgba(2,7,19,0) 63%, rgba(2,7,19,.05) 100%); }
.hero-content { position: relative; z-index: 1; padding-top: var(--header); }
.hero h1, .section h2, .contact h2 { margin: 0; font-family: var(--display); font-stretch: condensed; font-weight: 900; letter-spacing: -.048em; line-height: .98; }
.hero h1 { max-width: 780px; font-size: clamp(3.5rem, 6.2vw, 6.35rem); text-wrap: balance; }
.hero p { max-width: 610px; margin: 28px 0 0; color: #d5dfec; font-size: clamp(1rem, 1.35vw, 1.2rem); line-height: 1.65; }
.button-row { display: flex; align-items: center; gap: 26px; margin-top: 34px; }
.text-link { display: inline-flex; align-items: center; gap: 16px; padding: 11px 0; color: #66aaff; font-weight: 800; text-decoration: none; border-bottom: 1px solid rgba(102,170,255,.5); }
.text-link:hover, .text-link:focus-visible { color: white; }

.section { padding: clamp(90px, 10vw, 150px) 0; border-bottom: 1px solid var(--line); }
.section h2, .contact h2 { max-width: 850px; font-size: clamp(2.7rem, 5vw, 5rem); }
.capability-list { margin-top: 58px; border-top: 1px solid var(--line); }
.capability { display: grid; grid-template-columns: 86px minmax(0, .85fr) minmax(280px, 1.15fr) 40px; align-items: center; gap: 26px; min-height: 138px; border-bottom: 1px solid var(--line); transition: background .22s ease; }
.capability:hover { background: linear-gradient(90deg, rgba(8,119,255,.08), transparent 75%); }
.capability-index { color: var(--blue); font-family: var(--display); font-size: 1.15rem; font-weight: 900; }
.capability h3 { margin: 0; font-family: var(--display); font-size: clamp(1.7rem, 2.7vw, 2.7rem); letter-spacing: -.025em; }
.capability p { margin: 0; color: var(--muted); }
.capability-arrow { color: var(--blue); font-size: 2rem; transform: translateX(0); transition: transform .2s ease; }
.capability:hover .capability-arrow { transform: translateX(6px); }

.story { position: relative; overflow: hidden; background: var(--bg-deep); }
.story-layout { display: grid; grid-template-columns: minmax(0, 1fr) minmax(320px, .8fr); gap: clamp(54px, 10vw, 150px); align-items: start; }
.story h2 em { color: var(--blue); font-style: normal; }
.story-copy { padding-top: 10px; }
.story-copy p { margin: 0 0 24px; color: var(--muted); font-size: 1.08rem; }
.story-copy .story-principle { padding-top: 22px; color: white; font-weight: 700; border-top: 1px solid var(--line); }
.story-lines { position: absolute; right: -12%; bottom: -12%; width: 58%; height: 80%; opacity: .45; background: repeating-radial-gradient(ellipse at 100% 100%, transparent 0 20px, rgba(8,119,255,.42) 21px 22px, transparent 23px 42px); transform: rotate(-13deg); mask-image: linear-gradient(90deg, transparent, black); pointer-events: none; }

.contact { padding: clamp(80px, 9vw, 130px) 0; border-bottom: 1px solid var(--line); }
.contact-layout { display: grid; grid-template-columns: minmax(0, 1fr) minmax(320px, .8fr); gap: clamp(48px, 9vw, 130px); align-items: center; }
.contact-action { padding-left: 40px; border-left: 2px solid var(--blue); }
.contact-action p { margin: 0 0 28px; color: var(--muted); }

.site-footer { padding: 64px 0 28px; background: var(--bg-deep); }
.footer-top { display: grid; grid-template-columns: minmax(240px, .8fr) 1.4fr; gap: 54px; padding-bottom: 52px; }
.footer-brand p { margin: 22px 0 0; color: var(--muted); }
.social-links { display: flex; flex-wrap: wrap; align-content: start; justify-content: flex-end; gap: 12px 28px; }
.social-links a { padding: 10px 0; color: #dce7f4; text-decoration: none; border-bottom: 1px solid var(--line); }
.social-links a:hover, .social-links a:focus-visible { color: #66aaff; border-color: var(--blue); }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; padding-top: 24px; border-top: 1px solid var(--line); color: #7f90a5; font-size: .82rem; }
.footer-bottom p { margin: 0; }
.footer-bottom a { text-decoration: none; }

@media (max-width: 1040px) {
  :root { --header: 72px; }
  .site-header { grid-template-columns: 1fr auto; padding-inline: 24px; }
  .brand { width: 190px; height: 36px; }
  .header-cta { display: none; }
  .menu-toggle { display: block; justify-self: end; }
  .site-nav { position: fixed; inset: var(--header) 0 0; display: flex; flex-direction: column; align-items: stretch; justify-content: flex-start; gap: 0; padding: 40px 24px; background: rgba(2,7,19,.98); visibility: hidden; opacity: 0; transform: translateY(-12px); transition: opacity .2s ease, transform .2s ease, visibility .2s; }
  .site-nav.is-open { visibility: visible; opacity: 1; transform: none; }
  .site-nav a { padding: 18px 0; font-family: var(--display); font-size: 2rem; border-bottom: 1px solid var(--line); }
  .hero { min-height: 720px; align-items: flex-end; }
  .hero-media { background-position: 61% center; }
  .hero-media::after { background: linear-gradient(180deg, rgba(2,7,19,.18), rgba(2,7,19,.55) 53%, rgba(2,7,19,.94) 87%); }
  .hero-content { padding-top: calc(var(--header) + 84px); padding-bottom: 68px; }
  .capability { grid-template-columns: 50px 1fr 28px; padding: 28px 0; }
  .capability p { grid-column: 2 / 4; }
  .story-layout, .contact-layout { grid-template-columns: 1fr; }
  .contact-action { padding-left: 0; padding-top: 28px; border-left: 0; border-top: 2px solid var(--blue); }
  .footer-top { grid-template-columns: 1fr; }
  .social-links { justify-content: flex-start; }
}

@media (max-width: 560px) {
  .wrap { width: min(100% - 32px, var(--wrap)); }
  .site-header { padding-inline: 16px; }
  .brand { width: 154px; height: 30px; }
  .hero { min-height: 780px; }
  .hero h1 { font-size: clamp(2.85rem, 13vw, 3.8rem); }
  .button-row { align-items: flex-start; flex-direction: column; gap: 12px; }
  .button-row .button, .contact-action .button { width: 100%; }
  .section h2, .contact h2 { font-size: clamp(2.55rem, 12vw, 3.8rem); }
  .capability { grid-template-columns: 38px 1fr 22px; gap: 12px; }
  .capability h3 { font-size: 1.7rem; }
  .footer-bottom { flex-direction: column; }
  .footer-brand img { height: 38px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}