:root {
  color-scheme: dark;
  --background: #0b1014;
  --surface: #11191f;
  --surface-raised: #152129;
  --ink: #f1f4f5;
  --muted: #a9b5bc;
  --accent: #b5dce4;
  --accent-ink: #10252d;
  --line: #2b373e;
  --line-strong: #40515a;
  --focus: #d2edf2;
  --container: 1240px;
  --header-height: 82px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-height) + 22px); }
body { margin: 0; background: var(--background); color: var(--ink); font-family: "Segoe UI", -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif; font-size: 16px; line-height: 1.65; -webkit-font-smoothing: antialiased; }
body, button { font-family: "Segoe UI", -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif; }
h1, h2, h3, p, figure { margin: 0; }
h1, h2, h3 { text-wrap: balance; }
h1, h2 { font-weight: 500; }
h2 { font-size: clamp(36px, 4vw, 54px); line-height: 1.13; letter-spacing: -.048em; }
h3 { font-size: 27px; font-weight: 500; line-height: 1.25; letter-spacing: -.035em; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }
svg, img { display: block; }
img { max-width: 100%; height: auto; }
[hidden] { display: none !important; }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 5px; }
.container { width: calc(100% - 104px); max-width: var(--container); margin-inline: auto; }
.section { padding-block: 108px; }
.section-anchor { scroll-margin-top: calc(var(--header-height) + 20px); }
.eyebrow { color: var(--accent); font-size: 10px; font-weight: 600; line-height: 1.8; letter-spacing: .17em; margin-bottom: 24px; }
.skip-link { position: fixed; left: 20px; top: 12px; z-index: 100; padding: 10px 16px; background: var(--accent); color: var(--accent-ink); border-radius: 4px; transform: translateY(-160%); opacity: 0; pointer-events: none; }
.skip-link:focus { transform: translateY(0); opacity: 1; pointer-events: auto; }

.site-header { position: sticky; top: 0; z-index: 30; background: rgba(11, 16, 20, .96); border-bottom: 1px solid rgba(89, 111, 122, .25); backdrop-filter: blur(14px); }
.header-inner { min-height: var(--header-height); display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 13px; flex-shrink: 0; min-height: 48px; }
.brand-symbol { color: var(--accent); flex-shrink: 0; }
.brand-type { display: grid; gap: 3px; line-height: 1.2; }
.brand-name { font-size: 15px; font-weight: 600; letter-spacing: .23em; }
.brand-context { color: var(--muted); font-size: 9px; letter-spacing: .04em; }
.site-nav { display: flex; align-items: center; gap: clamp(14px, 1.7vw, 26px); font-size: 12px; }
.site-nav > a:not(.button) { display: inline-flex; align-items: center; min-height: 44px; color: #bbc6cb; white-space: nowrap; transition: color .18s ease; }
.site-nav > a:not(.button):hover, .footer-nav a:hover, .footer-bottom a:hover { color: var(--ink); }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 17px; min-height: 54px; padding: 13px 21px; border: 1px solid transparent; border-radius: 4px; font-size: 13px; font-weight: 600; line-height: 1.4; transition: background-color .18s ease, border-color .18s ease, transform .18s ease; }
.button:hover { transform: translateY(-1px); }
.button span[aria-hidden] { font-size: 18px; line-height: 1; }
.button-primary { background: var(--accent); color: var(--accent-ink); }
.button-primary:hover { background: #d1edf2; }
.button-outline { background: transparent; border-color: #61717b; color: var(--ink); }
.button-outline:hover { background: #17242b; border-color: var(--accent); }
.nav-cta { min-height: 42px; padding: 9px 13px; font-size: 11px; gap: 13px; }
.text-link { display: inline-flex; align-items: center; gap: 12px; min-height: 44px; font-size: 13px; font-weight: 500; color: var(--accent); }
.text-link:hover { text-decoration: underline; text-underline-offset: 5px; }
.text-link span[aria-hidden] { font-size: 18px; }
.menu-toggle { width: 46px; height: 46px; flex-shrink: 0; background: transparent; border: 1px solid #61717b; border-radius: 4px; padding: 11px; }
.menu-toggle span { display: block; height: 1px; background: var(--ink); width: 20px; margin-block: 5px; transition: transform .18s ease; }
.menu-toggle[aria-expanded="true"] span:first-child { transform: translateY(3px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:last-child { transform: translateY(-3px) rotate(-45deg); }

.hero { position: relative; overflow: hidden; background: radial-gradient(ellipse at 78% 35%, #17252c 0%, #0b1014 62%); }
.hero-layout { display: grid; grid-template-columns: minmax(0, .88fr) minmax(0, 1.12fr); align-items: center; gap: clamp(40px, 6vw, 82px); padding-top: 82px; padding-bottom: 63px; }
.hero .eyebrow { display: flex; align-items: center; gap: 10px; margin-bottom: 23px; }
.status-dot { width: 5px; height: 5px; flex-shrink: 0; background: var(--accent); border-radius: 50%; box-shadow: 0 0 14px rgba(181, 220, 228, .7); }
.hero h1 { font-size: clamp(54px, 6.2vw, 88px); line-height: 1; letter-spacing: -.073em; font-weight: 400; white-space: nowrap; }
.hero-period { color: var(--accent); }
.hero-lead { max-width: 620px; margin-top: 26px; font-size: clamp(22px, 2.3vw, 31px); line-height: 1.32; letter-spacing: -.035em; color: #e4ebee; }
.hero-description { max-width: 550px; margin-top: 19px; color: var(--muted); font-size: 15px; line-height: 1.8; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 12px 25px; margin-top: 30px; }
.hero-actions .text-link { color: #d5e0e4; }
.hero-assurances { display: flex; gap: 24px; flex-wrap: wrap; padding: 0; margin: 28px 0 0; list-style: none; color: #aebbc2; font-size: 10px; letter-spacing: .045em; }
.hero-assurances li { position: relative; }
.hero-assurances li + li::before { content: ""; position: absolute; left: -14px; top: 10px; width: 3px; height: 3px; border-radius: 50%; background: #6c8792; }
.hero-visual { min-width: 0; overflow: hidden; border: 1px solid #30434d; border-radius: 5px; background: #0d1419; box-shadow: 0 30px 80px rgba(0, 0, 0, .32); }
.hero-visual picture { display: block; }
.hero-visual img { width: 100%; aspect-ratio: 1672 / 941; object-fit: cover; }
.hero-visual figcaption { display: flex; justify-content: space-between; gap: 14px; flex-wrap: wrap; padding: 15px 19px; font-size: 9px; line-height: 1.5; letter-spacing: .09em; color: #c5d1d6; border-top: 1px solid #26353d; }
.hero-visual figcaption span + span { color: var(--muted); font-size: 10px; letter-spacing: .025em; }
.hero-index { display: flex; align-items: center; gap: 18px; padding-block: 0 24px; color: #7e9098; font-size: 8px; letter-spacing: .19em; }
.hero-index i { display: block; width: 28px; height: 1px; background: #465963; }

.intro-section { padding-block: 98px 78px; background: #0e151a; border-block: 1px solid rgba(89, 111, 122, .25); }
.intro-layout { display: grid; grid-template-columns: 1.1fr .9fr; align-items: end; gap: 90px; }
.intro-layout h2 { max-width: 690px; }
.intro-layout h2 span { color: var(--accent); }
.intro-copy { max-width: 445px; color: var(--muted); font-size: 14px; }
.intro-copy p + p { margin-top: 16px; }
.capability-line { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 10px 18px; margin-top: 55px; padding-top: 22px; border-top: 1px solid var(--line); color: #d1dde1; font-size: 11px; letter-spacing: .055em; }
.capability-line b { color: #68828c; font-weight: 400; font-size: 16px; }

.section-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 48px; margin-bottom: 43px; }
.section-heading .eyebrow { margin-bottom: 18px; }
.section-heading h2 { max-width: 700px; }
.section-heading > p { max-width: 405px; color: var(--muted); font-size: 13px; line-height: 1.8; padding-bottom: 5px; }
.division-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.division-card { min-width: 0; display: flex; flex-direction: column; align-items: flex-start; min-height: 375px; padding: 26px 29px 23px; background: linear-gradient(150deg, #141e24, #10171c 68%); border: 1px solid var(--line); border-radius: 4px; scroll-margin-top: calc(var(--header-height) + 24px); transition: border-color .2s ease, background-color .2s ease, transform .2s ease; }
.division-card:hover { border-color: #5d7b86; transform: translateY(-2px); }
.intelligence-card { background: linear-gradient(150deg, #182932, #11191f 70%); border-color: #38525c; }
.card-meta { width: 100%; display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; color: #81939b; font-size: 8px; line-height: 1.5; letter-spacing: .13em; }
.status-label { color: #bfdde2; text-align: right; letter-spacing: .08em; }
.status-label i { display: inline-block; width: 5px; height: 5px; margin: 0 6px 1px 0; background: var(--accent); border-radius: 50%; }
.division-mark { display: grid; place-items: center; width: 43px; height: 43px; margin-top: 29px; border: 1px solid #3f5a65; border-radius: 50%; color: var(--accent); }
.division-mark svg { width: 22px; height: 22px; stroke: currentColor; stroke-width: 1.35; stroke-linecap: round; stroke-linejoin: round; }
.division-card h3 { margin-top: 17px; }
.division-card > p { max-width: 540px; margin-top: 12px; color: #c3cdd2; font-size: 13px; line-height: 1.75; }
.division-card > .card-detail { margin-top: 8px; color: var(--muted); font-size: 12px; }
.division-card .text-link { margin-top: auto; padding-top: 13px; font-size: 11px; }

.intelligence-feature { padding-block: 100px; overflow: hidden; background: radial-gradient(ellipse at 83% 50%, #1b313a 0%, #11191f 51%, #0e151a 100%); border-block: 1px solid #293b44; }
.intelligence-layout { display: grid; grid-template-columns: 1.04fr .96fr; align-items: center; gap: clamp(45px, 8vw, 110px); }
.intelligence-copy h2 { max-width: 650px; }
.intelligence-copy h2 span { color: var(--accent); }
.intelligence-copy > p:not(.eyebrow) { max-width: 580px; margin-top: 24px; color: #bac7cd; font-size: 14px; line-height: 1.85; }
.intelligence-copy .text-link { margin-top: 20px; }
.intelligence-stack { border-top: 1px solid #465d67; }
.intelligence-stack > div { display: grid; grid-template-columns: 34px minmax(0, 1fr); gap: 4px 13px; padding: 17px 0 16px; border-bottom: 1px solid #354952; }
.intelligence-stack > div > span { grid-row: span 2; padding-top: 2px; color: var(--accent); font-size: 9px; letter-spacing: .1em; }
.intelligence-stack strong { font-size: 14px; font-weight: 500; }
.intelligence-stack small { color: var(--muted); font-size: 11px; line-height: 1.55; }

.build-section { background: var(--background); }
.build-list { border-top: 1px solid var(--line-strong); }
.build-row { display: grid; grid-template-columns: 46px minmax(140px, .7fr) minmax(200px, 1.5fr) minmax(170px, .9fr); align-items: center; gap: 20px; min-height: 76px; border-bottom: 1px solid var(--line); }
.build-index { color: var(--accent); font-size: 10px; letter-spacing: .1em; }
.build-row strong { font-size: 14px; font-weight: 500; }
.build-row > span:nth-of-type(2) { color: var(--muted); font-size: 12px; }
.build-row b { justify-self: end; color: #c1dce1; font-size: 9px; font-weight: 500; line-height: 1.5; letter-spacing: .09em; text-align: right; text-transform: uppercase; }

.method-section { padding-top: 92px; background: #0f171c; border-block: 1px solid var(--line); }
.method-heading { max-width: 750px; }
.method-heading h2 { max-width: 690px; }
.method-heading > p:last-child { max-width: 550px; margin-top: 20px; color: var(--muted); font-size: 14px; }
.method-flow { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); margin: 56px 0 0; padding: 0; list-style: none; border-top: 1px solid #455a63; }
.method-flow li { position: relative; display: flex; flex-direction: column; align-items: flex-start; min-width: 0; padding: 20px 16px 0 0; }
.method-flow li:not(:last-child)::after { content: ""; position: absolute; top: -3px; right: 9px; width: 5px; height: 5px; border-top: 1px solid var(--accent); border-right: 1px solid var(--accent); transform: rotate(45deg); }
.method-flow li > span { color: var(--accent); font-size: 9px; letter-spacing: .1em; }
.method-flow strong { margin-top: 13px; font-size: 13px; font-weight: 500; }
.method-flow small { max-width: 145px; margin-top: 8px; color: var(--muted); font-size: 10px; line-height: 1.65; }

.contact-section { padding-block: 88px; background: radial-gradient(ellipse at 25% 30%, #1b2c34 0%, #11191f 67%); border-bottom: 1px solid var(--line); }
.contact-layout { display: grid; grid-template-columns: 1.2fr .8fr; align-items: center; gap: 70px; }
.contact-layout h2 { max-width: 680px; }
.contact-layout > div:first-child > p:last-child { max-width: 550px; margin-top: 21px; color: #bac7cd; font-size: 14px; }
.contact-action { max-width: 390px; justify-self: end; width: 100%; padding: 28px; background: rgba(10, 16, 20, .42); border: 1px solid #40545e; border-radius: 4px; }
.contact-action .button { width: 100%; }
.contact-action > p { margin-top: 19px; color: var(--muted); font-size: 11px; line-height: 1.7; }
.contact-action > p strong { color: var(--ink); font-size: 14px; font-weight: 500; letter-spacing: .04em; }
.contact-action > small { display: block; margin-top: 17px; padding-top: 15px; border-top: 1px solid #354750; color: #aebdc4; font-size: 10px; line-height: 1.65; }

.site-footer { padding-block: 43px 20px; background: #090d10; }
.footer-top { display: grid; grid-template-columns: 1fr .7fr 1fr; align-items: start; gap: 40px; padding-bottom: 34px; }
.footer-top > p { color: var(--muted); font-size: 12px; line-height: 1.7; }
.footer-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 0 20px; font-size: 11px; color: #bac8d0; }
.footer-nav a { display: flex; align-items: center; min-height: 36px; }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; gap: 20px; border-top: 1px solid #242e34; padding-top: 16px; color: #91a1a9; font-size: 9px; }
.footer-bottom a { display: inline-flex; align-items: center; gap: 9px; min-height: 36px; }
.not-found { min-height: 100vh; display: flex; flex-direction: column; align-items: flex-start; justify-content: center; padding-block: 50px; }
.not-found .brand { margin-bottom: 92px; }
.not-found h1 { max-width: 680px; font-size: clamp(48px, 8vw, 82px); line-height: 1.05; letter-spacing: -.06em; }
.not-found > p:not(.eyebrow) { margin-top: 16px; margin-bottom: 26px; color: var(--muted); }

@media (max-width: 1100px) {
  :root { --header-height: 74px; }
  .container { width: calc(100% - 64px); }
  .site-nav { display: grid; position: absolute; top: var(--header-height); inset-inline: 0; gap: 2px; padding: 13px 32px 21px; background: rgba(16, 24, 29, .99); border-bottom: 1px solid #34434b; box-shadow: 0 18px 28px rgba(0, 0, 0, .25); }
  .site-nav > a:not(.button) { padding-block: 4px; }
  .site-nav .nav-cta { justify-self: start; margin-top: 6px; }
  .menu-toggle:not([hidden]) { display: block; }
  .hero-layout { grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr); gap: 34px; }
  .hero h1 { font-size: clamp(52px, 6.5vw, 72px); }
  .hero-lead { font-size: clamp(21px, 2.5vw, 27px); }
  .intro-layout, .intelligence-layout { gap: 50px; }
  .division-card { padding-inline: 24px; }
  .build-row { grid-template-columns: 34px minmax(120px, .7fr) minmax(180px, 1.4fr) minmax(150px, .9fr); gap: 15px; }
}

@media (max-width: 900px) {
  .hero-layout { grid-template-columns: 1fr; padding-top: 55px; gap: 35px; }
  .hero-copy { max-width: 720px; }
  .hero-visual { max-width: 760px; }
  .hero-index { padding-top: 5px; }
  .intro-layout, .intelligence-layout { grid-template-columns: 1fr; gap: 34px; }
  .intro-copy { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; max-width: none; }
  .intro-copy p + p { margin-top: 0; }
  .intelligence-stack { max-width: 760px; }
  .build-row { grid-template-columns: 34px minmax(120px, .7fr) minmax(160px, 1.3fr); }
  .build-row b { grid-column: 2 / -1; justify-self: start; text-align: left; padding-bottom: 12px; }
  .method-flow { grid-template-columns: repeat(3, minmax(0, 1fr)); row-gap: 25px; }
  .method-flow li:nth-child(3)::after { display: none; }
  .contact-layout { grid-template-columns: 1fr .75fr; gap: 40px; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .footer-nav { grid-column: 1 / -1; max-width: 390px; }
}

@media (max-width: 760px) {
  .container { width: calc(100% - 40px); }
  .section { padding-block: 70px; }
  .header-inner { gap: 15px; }
  .brand-name { font-size: 13px; }
  .brand-context { font-size: 8px; }
  .brand-symbol { width: 37px; }
  .hero-layout { padding-top: 43px; padding-bottom: 43px; }
  .hero h1 { font-size: clamp(49px, 10.4vw, 76px); }
  .hero-lead { max-width: 620px; font-size: clamp(22px, 5vw, 29px); }
  .hero-description { font-size: 14px; }
  .hero-visual figcaption { display: grid; gap: 4px; }
  .hero-index { gap: 11px; font-size: 7px; letter-spacing: .12em; }
  .hero-index i { width: 16px; }
  .intro-section { padding-block: 70px 55px; }
  .intro-layout { gap: 24px; }
  .intro-copy { display: block; }
  .intro-copy p + p { margin-top: 13px; }
  .capability-line { justify-content: flex-start; gap: 8px 12px; margin-top: 35px; font-size: 10px; }
  .section-heading { display: block; margin-bottom: 29px; }
  .section-heading > p { margin-top: 19px; }
  .division-grid { gap: 12px; }
  .division-card { min-height: 0; padding: 23px 22px 20px; }
  .division-mark { margin-top: 23px; }
  .division-card .text-link { margin-top: 13px; }
  .intelligence-feature { padding-block: 70px; }
  .intelligence-layout { gap: 30px; }
  .build-row { grid-template-columns: 28px minmax(0, 1fr); gap: 6px 14px; padding-block: 14px; }
  .build-row > span:nth-of-type(2) { grid-column: 2; }
  .build-row b { grid-column: 2; padding-bottom: 0; }
  .method-section { padding-top: 70px; }
  .method-flow { margin-top: 37px; }
  .contact-section { padding-block: 70px; }
  .contact-layout { grid-template-columns: 1fr; gap: 28px; }
  .contact-action { justify-self: start; max-width: 480px; }
}

@media (max-width: 620px) {
  :root { --header-height: 68px; }
  html { scroll-padding-bottom: 22px; }
  .container { width: calc(100% - 36px); }
  h2 { font-size: clamp(34px, 9vw, 44px); }
  .brand { gap: 10px; }
  .brand-context { max-width: 160px; }
  .menu-toggle { width: 42px; height: 42px; }
  .site-nav { padding-inline: 18px; }
  .hero-layout { padding-top: 37px; gap: 28px; }
  .hero h1 { font-size: clamp(43px, 12vw, 62px); letter-spacing: -.07em; }
  .hero .eyebrow { font-size: 8px; letter-spacing: .12em; margin-bottom: 18px; }
  .hero-lead { margin-top: 19px; }
  .hero-actions { align-items: flex-start; gap: 8px 17px; margin-top: 23px; }
  .hero-actions .button { width: 100%; justify-content: space-between; }
  .hero-actions .text-link { min-height: 42px; }
  .hero-assurances { gap: 17px; margin-top: 18px; font-size: 9px; }
  .hero-assurances li + li::before { left: -10px; }
  .hero-visual figcaption { padding: 12px 14px; }
  .hero-index { flex-wrap: wrap; padding-bottom: 19px; }
  .section-heading h2 { max-width: 510px; }
  .division-grid { grid-template-columns: 1fr; }
  .division-card { padding-inline: 20px; }
  .card-meta { font-size: 7px; }
  .status-label { max-width: 60%; }
  .intelligence-stack > div { grid-template-columns: 25px minmax(0, 1fr); gap: 4px 10px; }
  .method-flow { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 23px 14px; }
  .method-flow li:nth-child(3)::after { display: block; }
  .method-flow li:nth-child(even)::after { display: none; }
  .method-flow li { padding-right: 10px; }
  .method-flow small { max-width: 190px; }
  .contact-action { padding: 22px; }
  .footer-top { grid-template-columns: 1fr; gap: 20px; }
  .footer-nav { grid-column: auto; }
  .footer-bottom { flex-wrap: wrap; gap: 6px 18px; }
  .footer-bottom p { width: 100%; }
}

@media (max-width: 350px) {
  .container { width: calc(100% - 32px); }
  .brand-context { display: none; }
  .hero h1 { font-size: 42px; }
  .hero-index { gap: 8px; letter-spacing: .08em; }
  .hero-index i { width: 11px; }
  .card-meta { flex-direction: column; }
  .status-label { max-width: none; text-align: left; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}