:root {
  --graphite-deep: #0b0f14;
  --graphite: #171c24;
  --blue-deep: #0a2e6b;
  --blue: #123b92;
  --gray: #6b7178;
  --mineral: #e9ecef;
  --canvas: #f5f5f2;
  --white: #fff;
  --line: rgba(23, 28, 36, 0.15);
  --content: min(92vw, 1380px);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--canvas); color: var(--graphite); font-family: Inter, sans-serif; font-size: 16px; }
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible { outline: 3px solid #6f9df1; outline-offset: 4px; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
.skip-link { position: fixed; z-index: 200; top: 12px; left: 12px; padding: 12px 16px; color: var(--graphite-deep); background: var(--white); border: 2px solid var(--blue); font-weight: 600; transform: translateY(-160%); transition: transform .2s ease; }
.skip-link:focus { transform: translateY(0); }

.site-header { position: fixed; z-index: 50; top: 0; left: 0; width: 100%; height: 92px; padding: 0 max(4vw, 28px); display: flex; align-items: center; justify-content: space-between; color: white; border-bottom: 1px solid rgba(255,255,255,.16); transition: background .35s, height .35s; }
.site-header.scrolled { height: 72px; background: rgba(11,15,20,.94); backdrop-filter: blur(18px); }
.brand img { width: 62px; height: 42px; object-fit: contain; }
.navigation { display: flex; align-items: center; gap: 34px; font-size: .83rem; letter-spacing: .02em; }
.navigation a { transition: opacity .25s; }
.navigation a:hover { opacity: .65; }
.navigation a[aria-current="page"] { color:#8ab0f5; }
.nav-cta { border-left: 1px solid rgba(255,255,255,.35); padding: 12px 0 12px 32px; }
.menu-toggle { display: none; }
.menu-toggle span { transition:transform .3s ease,opacity .3s ease; }
.menu-toggle[aria-expanded="true"] span:first-child { transform:translateY(4px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:last-child { transform:translateY(-4px) rotate(-45deg); }
.page-transition { position:fixed; z-index:100; inset:0; display:grid; grid-template-columns:1fr 1fr; pointer-events:none; }
.page-transition span { background:var(--graphite-deep); transform:scaleX(0); transition:transform .42s cubic-bezier(.72,0,.28,1); }
.page-transition span:first-child { transform-origin:left; border-right:1px solid rgba(255,255,255,.12); }
.page-transition span:last-child { transform-origin:right; }
.page-transition.is-leaving span { transform:scaleX(1); }
.scroll-progress { position:fixed; z-index:45; right:18px; top:50%; width:1px; height:120px; transform:translateY(-50%); background:rgba(255,255,255,.2); mix-blend-mode:difference; pointer-events:none; }
.scroll-progress::after { content:""; display:block; width:1px; height:calc(var(--scroll-progress,0) * 100%); background:white; transition:height .1s linear; }

.hero { min-height: 100svh; position: relative; overflow: hidden; color: white; background: linear-gradient(118deg, #080c12 0%, #101722 53%, #05080c 100%); display: grid; grid-template-columns: minmax(0, 1.18fr) minmax(360px, .82fr); align-items: center; padding: 150px max(6vw, 40px) 100px; }
.hero::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, transparent 49.9%, rgba(255,255,255,.08) 50%, transparent 50.1%); pointer-events: none; }
.shaft-lines { position: absolute; inset: 0; display: grid; grid-template-columns: repeat(4, 1fr); opacity: .35; }
.shaft-lines i { border-right: 1px solid rgba(255,255,255,.14); }
.hero-glow { position: absolute; width: 37vw; height: 76vh; right: 5vw; top: 12vh; border: 1px solid rgba(79,143,255,.24); background: rgba(18,59,146,.1); box-shadow: 0 0 90px rgba(18,59,146,.18) inset; }
.hero-copy { position: relative; z-index: 2; max-width: 840px; }
.eyebrow { margin: 0 0 26px; font-size: .72rem; text-transform: uppercase; letter-spacing: .26em; font-weight: 600; color: rgba(255,255,255,.68); }
.eyebrow span { color: #5e90eb; margin-right: 18px; }
.eyebrow.dark { color: var(--blue); }
h1,h2,h3 { margin: 0; font-family: Montserrat, sans-serif; }
h1 { font-size: clamp(4rem, 8vw, 8.8rem); line-height: .88; letter-spacing: -.065em; max-width: 950px; }
.hero-intro { max-width: 560px; margin: 42px 0 0; color: rgba(255,255,255,.7); font-size: clamp(1rem, 1.25vw, 1.22rem); line-height: 1.65; }
.hero-actions { display: flex; gap: 14px; margin-top: 42px; }
.button { min-height: 54px; padding: 0 25px; display: inline-flex; align-items: center; justify-content: center; font-size: .82rem; font-weight: 600; }
.button-primary { background: var(--blue); color: white; }
.button-primary:hover { background: #174aa8; }
.button-ghost { border: 1px solid rgba(255,255,255,.35); color: white; }
.button-ghost:hover { border-color: white; }
.hero-image { justify-self: end; position: relative; z-index: 2; width: min(35vw, 520px); height: min(72vh, 780px); margin: 0; overflow: hidden; border: 1px solid rgba(255,255,255,.13); }
.hero-image::after { content:""; position:absolute; inset:0; background:linear-gradient(180deg,rgba(7,10,15,.02),rgba(7,10,15,.5)); pointer-events:none; }
.hero-image img { width:100%; height:100%; object-fit:cover; }
.hero-image figcaption { position:absolute; z-index:2; bottom:0; left:0; right:0; padding:24px; display:flex; justify-content:space-between; color:rgba(255,255,255,.68); border-top:1px solid rgba(255,255,255,.18); font-size:.62rem; letter-spacing:.13em; text-transform:uppercase; }
.scroll-cue { position: absolute; z-index: 3; bottom: 31px; left: max(6vw, 40px); display: flex; gap: 18px; align-items: center; font-size: .68rem; text-transform: uppercase; letter-spacing: .2em; color: rgba(255,255,255,.55); }
.scroll-cue i { width: 52px; height: 1px; background: rgba(255,255,255,.4); position: relative; overflow: hidden; }
.scroll-cue i::after { content: ""; position: absolute; inset: 0; background: white; animation: move-line 2.2s ease-in-out infinite; }

.section { width: var(--content); margin: 0 auto; padding: 150px 0; }
.section-index { font: 600 .7rem Montserrat, sans-serif; color: var(--blue); border-top: 1px solid var(--line); padding-top: 14px; margin-bottom: 80px; }
.manifesto { display: grid; grid-template-columns: 1.65fr .65fr; column-gap: 10vw; }
.manifesto .section-index { grid-column: 1/-1; }
.manifesto h2, .section-heading h2 { font-size: clamp(2.6rem, 5.2vw, 5.5rem); line-height: 1.02; letter-spacing: -.05em; }
.manifesto-note { padding-top: 58px; font-size: 1.02rem; line-height: 1.7; color: #505760; }
.validation-note { font-size: .75rem !important; color: var(--gray) !important; padding-left: 18px; border-left: 2px solid var(--blue); }

.solutions { border-top: 1px solid var(--line); }
.section-heading { display: grid; grid-template-columns: 1.2fr .55fr; gap: 10vw; align-items: end; margin-bottom: 100px; }
.section-heading > p { line-height: 1.7; color: var(--gray); }
.solution-list { border-top: 1px solid var(--line); }
.solution-item { min-height: 155px; display: grid; grid-template-columns: 70px 1.2fr 1fr 35px; align-items: center; gap: 24px; border-bottom: 1px solid var(--line); transition: padding .35s, color .35s; }
.solution-item:hover { padding-left: 18px; color: var(--blue); }
.solution-item span { font: 600 .68rem Montserrat, sans-serif; color: var(--blue); }
.solution-item h3 { font-size: clamp(1.55rem, 2.5vw, 2.8rem); letter-spacing: -.04em; }
.solution-item p { color: var(--gray); line-height: 1.6; }
.solution-item i { width: 22px; height: 22px; border-top: 1px solid currentColor; border-right: 1px solid currentColor; transform: rotate(45deg); }
.solution-disclaimer { margin-top: 32px; max-width: 580px; }

.engineering { width: 100%; padding: 0; display: grid; grid-template-columns: 1fr 1fr; background: var(--graphite-deep); color: white; }
.engineering-visual { min-height: 780px; position: relative; overflow: hidden; background:#0c1118; }
.engineering-visual::after { content:""; position:absolute; inset:0; background:linear-gradient(180deg,rgba(11,15,20,.04),rgba(11,15,20,.58)); pointer-events:none; }
.engineering-visual img { position:absolute; inset:0; width:100%; height:100%; object-fit:cover; }
.engineering-number { position: absolute; z-index:2; top: 48px; left: 48px; font: 300 5.5rem Inter, sans-serif; letter-spacing: -.08em; color: rgba(255,255,255,.9); }
.engineering-arrow { position: absolute; right: 40px; bottom: 38px; font-size: 2rem; color: #5f90eb; }
.engineering-copy { padding: clamp(70px, 8vw, 145px); display: flex; flex-direction: column; justify-content: center; }
.engineering-copy h2 { font-size: clamp(2.2rem, 4.1vw, 4.8rem); line-height: 1.05; letter-spacing: -.05em; }
.engineering-copy > p:not(.eyebrow) { margin: 40px 0 65px; max-width: 580px; color: rgba(255,255,255,.62); line-height: 1.75; }
.specs { margin: 0; border-top: 1px solid rgba(255,255,255,.16); }
.specs div { display: grid; grid-template-columns: 1fr 1fr; padding: 20px 0; border-bottom: 1px solid rgba(255,255,255,.16); }
.specs dt { color: rgba(255,255,255,.44); }.specs dd { margin: 0; text-align: right; font-weight: 600; }

.phase-status { padding-bottom: 180px; }
.status-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.status-card { min-height: 260px; padding: 32px 28px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.status-card span { display: inline-block; margin-bottom: 70px; padding: 6px 9px; font-size: .64rem; text-transform: uppercase; letter-spacing: .12em; border: 1px solid var(--line); }
.status-card.done span { color: var(--blue); border-color: rgba(18,59,146,.32); }
.status-card.pending span { color: var(--gray); }
.status-card h3 { margin-bottom: 15px; font-size: 1.25rem; }
.status-card p { margin: 0; color: var(--gray); line-height: 1.6; font-size: .88rem; }

.contact { min-height: 700px; padding: 11vw 8vw; color: white; background: radial-gradient(circle at 12% 55%, rgba(18,59,146,.46), transparent 22%), var(--graphite-deep); display: grid; grid-template-columns: .65fr 1.35fr; align-items: center; }
.contact-mark img { width: min(24vw, 320px); opacity: .12; }
.contact-copy h2 { font-size: clamp(3rem, 6.2vw, 7rem); line-height: .98; letter-spacing: -.06em; max-width: 980px; }
.contact-copy > p:not(.eyebrow) { margin: 34px 0; color: rgba(255,255,255,.6); }
.button-disabled { padding-left: 0; color: rgba(255,255,255,.45); border-bottom: 1px solid rgba(255,255,255,.2); }
footer { min-height: 170px; padding: 50px 6vw; color: rgba(255,255,255,.55); background: #05080c; border-top: 1px solid rgba(255,255,255,.09); display: grid; grid-template-columns: 1fr 1fr 1fr; align-items: end; font-size: .75rem; }
footer img { width: 62px; } footer p { text-align: center; margin: 0; } footer span { text-align: right; }

.reveal { opacity: 1; transform: none; transition: opacity .8s ease, transform .8s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
@keyframes move-line { 0% { transform: translateX(-110%); } 55%,100% { transform: translateX(110%); } }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .scroll-cue i::after,.hero-glow { animation:none!important; }
  .site-header,.navigation,.navigation a,.menu-toggle span,.page-transition span,.scroll-progress::after,.reveal,.solution-item,.button,.brand-shot img,.brand-shot figcaption,.status-card { transition:none!important; }
  .reveal { opacity:1; transform:none; }
  .button:hover,.solution-item:hover,.brand-shot:hover img,.brand-shot:hover figcaption { transform:none!important; }
}
@media (forced-colors: active) { .button,.choice,.catalog-tab,.menu-toggle { border: 1px solid ButtonText; } .quote-progress i.active { outline: 2px solid Highlight; } }
@media (max-width: 900px) {
  .site-header { height: 76px; }.navigation { position: fixed; inset: 76px 0 auto; padding: 35px 6vw; background: var(--graphite-deep); flex-direction: column; align-items: flex-start; transform: translateY(-140%); transition: transform .35s; }.navigation.open { transform: translateY(0); }.nav-cta { border: 0; padding-left: 0; color: #78a4f2; }
  .menu-toggle { width: 42px; height: 42px; padding: 10px 6px; display: grid; align-content: center; gap: 7px; border: 0; background: none; }.menu-toggle span { display: block; height: 1px; background: white; }
  .scroll-progress { display:none; }
  .hero { grid-template-columns: 1fr; padding: 135px 6vw 100px; }.hero-image { position:absolute; z-index:1; width:62vw; height:58vh; right:-10vw; top:10vh; opacity:.34; }.hero-image figcaption { display:none; }.hero-copy { z-index:3; margin-top: 20vh; }.hero-intro { max-width: 500px; }.hero-glow { right: -18vw; width: 70vw; }
  .section { padding: 100px 0; }.manifesto,.section-heading { grid-template-columns: 1fr; gap: 38px; }.manifesto-note { padding-top: 0; }.section-index { margin-bottom: 55px; }.section-heading { margin-bottom: 65px; }
  .solution-item { grid-template-columns: 44px 1fr 24px; padding: 27px 0; }.solution-item p { grid-column: 2/3; margin: 0; }.solution-item i { grid-column: 3; grid-row: 1/3; }
  .engineering { grid-template-columns: 1fr; }.engineering-visual { min-height: 520px; }.engineering-copy { padding: 90px 6vw; }
  .status-grid { grid-template-columns: 1fr 1fr; }.contact { grid-template-columns: 1fr; padding: 120px 6vw; }.contact-mark { display: none; }
}
@media (max-width: 560px) {
  h1 { font-size: clamp(3.3rem, 16vw, 5rem); }.hero-copy { margin-top: 12vh; }.hero-actions { align-items: stretch; flex-direction: column; }.button { width: 100%; }.scroll-cue { left: 6vw; }.section { width: 88vw; }
  .manifesto h2,.section-heading h2 { font-size: 2.55rem; }.solution-item { grid-template-columns: 34px 1fr 18px; gap: 12px; }.solution-item h3 { font-size: 1.55rem; }
  .engineering-number { font-size: 8rem; }.status-grid { grid-template-columns: 1fr; }.status-card { min-height: 220px; }.status-card span { margin-bottom: 45px; }
  .contact { min-height: 600px; }.contact-copy h2 { font-size: 3.3rem; } footer { grid-template-columns: 1fr; gap: 24px; } footer p,footer span { text-align: left; }
}