:root {
  --bg: #050708;
  --surface: #0b1012;
  --surface-2: #101719;
  --text: #f4f7f6;
  --muted: #a8b2b1;
  --line: rgba(255,255,255,.12);
  --cyan: #27c8ef;
  --amber: #f5ad35;
  --green: #42d890;
  --red: #f06b67;
  --max: 1220px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--bg); }
body { margin: 0; color: var(--text); background: var(--bg); font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; line-height: 1.55; letter-spacing: 0; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button, input, textarea { font: inherit; }
button { color: inherit; }

.site-header { position: fixed; z-index: 20; top: 0; left: 0; right: 0; height: 76px; display: flex; align-items: center; justify-content: space-between; padding: 0 max(24px, calc((100vw - var(--max)) / 2)); background: rgba(5,7,8,.78); border-bottom: 1px solid rgba(255,255,255,.09); backdrop-filter: blur(18px); }
.brand { display: inline-flex; align-items: center; gap: 11px; text-transform: uppercase; font-size: .95rem; font-weight: 750; }
.brand-mark { width: 32px; height: 32px; display: grid; place-items: center; border: 1px solid rgba(39,200,239,.55); color: var(--cyan); background: rgba(39,200,239,.08); }
nav { display: flex; align-items: center; gap: 28px; font-size: .88rem; color: #cad1d0; }
nav a:hover, nav a:focus-visible { color: #fff; }
.nav-cta { padding: 10px 15px; border: 1px solid rgba(245,173,53,.55); color: #fff; background: rgba(245,173,53,.08); }
.menu-button { display: none; width: 40px; height: 40px; padding: 11px; border: 1px solid var(--line); background: transparent; }
.menu-button span { display: block; height: 1px; margin: 5px 0; background: #fff; }

.hero { position: relative; min-height: 760px; height: 92svh; max-height: 980px; display: flex; align-items: flex-end; overflow: hidden; border-bottom: 1px solid var(--line); }
.hero-media { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center; filter: saturate(.9) contrast(1.06); }
.hero-shade { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(5,7,8,.96) 0%, rgba(5,7,8,.67) 42%, rgba(5,7,8,.12) 74%), linear-gradient(0deg, rgba(5,7,8,.98) 0%, transparent 45%); }
.hero-content { position: relative; z-index: 2; width: min(760px, calc(100% - 48px)); margin: 0 max(24px, calc((100vw - var(--max)) / 2)) 132px; }
.eyebrow { margin: 0 0 16px; color: var(--amber); text-transform: uppercase; letter-spacing: .14em; font-size: .72rem; font-weight: 760; }
h1, h2, h3, p { margin-top: 0; }
h1 { max-width: 720px; margin-bottom: 18px; font-size: clamp(4.4rem, 8.5vw, 8rem); line-height: .91; font-weight: 720; letter-spacing: 0; }
.hero-lead { max-width: 680px; margin-bottom: 30px; color: #d8dfde; font-size: clamp(1.15rem, 2vw, 1.45rem); line-height: 1.5; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.button { min-height: 48px; display: inline-flex; align-items: center; justify-content: center; padding: 0 20px; border: 1px solid transparent; border-radius: 2px; cursor: pointer; font-weight: 720; transition: transform .18s ease, background .18s ease, border-color .18s ease; }
.button:hover, .button:focus-visible { transform: translateY(-2px); }
.button.primary { background: var(--amber); color: #12100b; }
.button.secondary { border-color: rgba(255,255,255,.35); background: rgba(5,7,8,.36); color: #fff; }
.carrier-strip { position: absolute; z-index: 2; left: max(24px, calc((100vw - var(--max)) / 2)); right: max(24px, calc((100vw - var(--max)) / 2)); bottom: 28px; display: flex; justify-content: space-between; gap: 12px; padding-top: 20px; border-top: 1px solid rgba(255,255,255,.18); color: #abb4b3; font-size: .72rem; text-transform: uppercase; letter-spacing: .09em; }

.band { width: min(calc(100% - 48px), var(--max)); margin: 0 auto; padding: 112px 0; }
.section-heading { display: grid; grid-template-columns: .72fr 1.28fr; gap: 72px; align-items: start; margin-bottom: 64px; }
.section-heading .eyebrow { padding-top: 12px; }
.section-heading.narrow { display: block; max-width: 820px; }
h2 { margin-bottom: 22px; font-size: clamp(2.5rem, 5vw, 4.6rem); line-height: 1.04; font-weight: 680; letter-spacing: 0; }
h3 { font-size: 1.22rem; line-height: 1.3; }
.section-heading > h2 { margin: 0; }
.section-heading.narrow p:last-child, .architecture-copy > p { color: var(--muted); font-size: 1.08rem; }

.problem { border-bottom: 1px solid var(--line); }
.problem-copy { max-width: 820px; margin-left: auto; color: #cbd2d1; font-size: 1.18rem; }
.problem-copy p:last-child { margin-bottom: 0; }
.impact-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin: 72px 0 0; background: var(--line); border: 1px solid var(--line); }
.impact-row div { padding: 28px; background: var(--surface); }
.impact-row dt { margin-bottom: 9px; font-weight: 740; }
.impact-row dd { margin: 0; color: var(--muted); font-size: .94rem; }

.transfer-stage { position: relative; display: grid; grid-template-columns: 1.45fr .55fr; gap: 28px; align-items: stretch; }
.stage-visual { position: relative; min-height: 440px; overflow: hidden; border: 1px solid var(--line); background: #000; }
.stage-visual img { width: 100%; height: 100%; object-fit: cover; transition: transform .7s ease, filter .7s ease; }
.transfer-stage[data-step="2"] .stage-visual img { transform: scale(1.025) translateX(-.5%); filter: saturate(1.1); }
.transfer-stage[data-step="3"] .stage-visual img { transform: scale(1.04) translateX(-1%); filter: saturate(1.22) brightness(1.06); }
.transfer-stage[data-step="4"] .stage-visual img { transform: scale(1.02); filter: saturate(.94) brightness(1.1); }
.scan-line { position: absolute; left: 0; right: 0; top: 0; height: 1px; opacity: .7; background: var(--amber); box-shadow: 0 0 18px 3px rgba(245,173,53,.3); animation: scan 4.8s ease-in-out infinite; }
@keyframes scan { 0%, 100% { transform: translateY(38px); opacity: .1; } 50% { transform: translateY(360px); opacity: .75; } }
.step-controls { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.step-controls li { border-bottom: 1px solid var(--line); }
.step-controls button { width: 100%; display: grid; grid-template-columns: 42px 1fr; gap: 12px; text-align: left; padding: 21px 10px; border: 0; background: transparent; cursor: pointer; }
.step-controls b { color: #687372; font-size: .72rem; }
.step-controls strong { display: block; margin-bottom: 4px; font-size: .96rem; }
.step-controls span { color: var(--muted); font-size: .82rem; }
.step-controls button[aria-pressed="true"] { background: var(--surface-2); box-shadow: inset 3px 0 var(--amber); }
.step-controls button[aria-pressed="true"] b { color: var(--amber); }
.step-controls button[aria-pressed="true"] span { color: #d8dedd; }
.outcome-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; margin-top: 32px; background: var(--line); border: 1px solid var(--line); }
.outcome { padding: 34px; background: var(--surface); }
.outcome-label { display: inline-block; margin-bottom: 24px; font-size: .7rem; font-weight: 760; text-transform: uppercase; letter-spacing: .13em; }
.accepted .outcome-label { color: var(--green); }
.rejected .outcome-label { color: var(--red); }
.outcome h3 { max-width: 480px; }
.outcome p { margin-bottom: 0; color: var(--muted); }

.architecture { width: 100%; max-width: none; display: grid; grid-template-columns: minmax(320px,.7fr) minmax(520px,1.3fr); align-items: center; gap: 64px; padding-left: max(24px, calc((100vw - var(--max)) / 2)); background: var(--surface); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.architecture-copy { padding-right: 24px; }
.architecture-figure { margin: 0; align-self: stretch; position: relative; min-height: 570px; overflow: hidden; }
.architecture-figure img { width: 100%; height: 100%; object-fit: cover; object-position: 52% center; }
.architecture-figure figcaption { position: absolute; right: 24px; bottom: 20px; padding: 10px 12px; background: rgba(5,7,8,.82); border: 1px solid var(--line); color: #cad1d0; font-size: .76rem; }
.plain-list { list-style: none; margin: 34px 0 0; padding: 0; border-top: 1px solid var(--line); }
.plain-list li { padding: 13px 0; border-bottom: 1px solid var(--line); color: #d9dfde; }
.plain-list li::before { content: ""; display: inline-block; width: 7px; height: 7px; margin-right: 12px; border: 1px solid var(--cyan); }

.market-list { border-top: 1px solid var(--line); }
.market-list article { display: grid; grid-template-columns: 80px minmax(220px,.7fr) 1.3fr; gap: 28px; padding: 28px 0; border-bottom: 1px solid var(--line); align-items: baseline; }
.market-list span { color: var(--amber); font-size: .72rem; }
.market-list h3, .market-list p { margin: 0; }
.market-list p { color: var(--muted); }

.contact { display: grid; grid-template-columns: .82fr 1.18fr; gap: 80px; border-top: 1px solid var(--line); }
.contact-copy p:last-child { color: var(--muted); font-size: 1.05rem; }
.pilot-form { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.pilot-form label { display: grid; gap: 8px; color: #cad1d0; font-size: .78rem; font-weight: 700; }
.pilot-form input, .pilot-form textarea { width: 100%; padding: 13px 0; border: 0; border-bottom: 1px solid rgba(255,255,255,.28); border-radius: 0; outline: 0; color: #fff; background: transparent; resize: vertical; }
.pilot-form input:focus, .pilot-form textarea:focus { border-color: var(--amber); }
.full { grid-column: 1 / -1; }
.form-footer { display: flex; align-items: center; justify-content: space-between; gap: 18px; }
#form-status { margin: 0; color: var(--muted); font-size: .86rem; }

footer { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 38px max(24px, calc((100vw - var(--max)) / 2)); border-top: 1px solid var(--line); color: #899392; font-size: .82rem; }
footer p { margin: 0; }

@media (max-width: 900px) {
  nav { display: none; position: absolute; top: 76px; left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 0; padding: 18px 24px; background: rgba(5,7,8,.98); border-bottom: 1px solid var(--line); }
  nav.open { display: flex; }
  nav a { padding: 14px 0; }
  .menu-button { display: block; }
  .hero { min-height: 680px; height: 88svh; }
  .hero-media { object-position: 59% center; }
  .hero-shade { background: linear-gradient(90deg, rgba(5,7,8,.93), rgba(5,7,8,.35)), linear-gradient(0deg, rgba(5,7,8,.98), transparent 55%); }
  h1 { font-size: clamp(3.6rem, 14vw, 6rem); }
  .carrier-strip span:nth-child(even) { display: none; }
  .section-heading, .transfer-stage, .architecture, .contact { grid-template-columns: 1fr; }
  .section-heading { gap: 12px; }
  .impact-row { grid-template-columns: 1fr; }
  .architecture { padding-left: 24px; padding-right: 24px; }
  .architecture-figure { min-height: 430px; }
  .market-list article { grid-template-columns: 48px 1fr; }
  .market-list p { grid-column: 2; }
}

@media (max-width: 600px) {
  .site-header { height: 68px; }
  .hero { min-height: 700px; max-height: 820px; }
  .hero-content { margin-bottom: 118px; }
  .hero-lead { font-size: 1.04rem; }
  .carrier-strip { flex-wrap: wrap; justify-content: flex-start; }
  .band { width: min(calc(100% - 32px), var(--max)); padding: 82px 0; }
  h2 { font-size: 2.55rem; }
  .stage-visual { min-height: 280px; }
  .step-controls button { padding: 17px 8px; }
  .outcome-grid { grid-template-columns: 1fr; }
  .architecture { width: 100%; padding: 82px 16px 0; }
  .architecture-figure { min-height: 330px; margin: 0 -16px; }
  .pilot-form { grid-template-columns: 1fr; }
  .pilot-form label { grid-column: 1; }
  .form-footer { align-items: stretch; flex-direction: column; }
  footer { align-items: flex-start; flex-direction: column; }
}

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