:root {
  --navy: #04205c;
  --navy-deep: #020a2b;
  --blue: #0447ad;
  --ink: #12161d;
  --muted: #555e6c;
  --line: #e5e8ee;
  --grey: #e9ebee;
  --paper: #f6f7f9;
  --w: 1200px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; }
body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  color: var(--ink);
  background: #fff;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
h1, h2, h3, h4, p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }

.container { width: 100%; max-width: calc(var(--w) + 48px); margin: 0 auto; padding: 0 24px; }
.section { padding: 110px 0; }

/* ---------- type ---------- */
.eyebrow { font-size: 14px; letter-spacing: .06em; text-transform: uppercase; color: var(--blue); margin-bottom: 18px; }
.eyebrow.small { font-size: 11px; }
.eyebrow.light { color: #fff; font-weight: 500; }
.display { font-size: clamp(34px, 4.4vw, 52px); line-height: 1.1; font-weight: 500; letter-spacing: -.01em; }
.display.navy { color: var(--navy); }
.h2 { font-size: clamp(26px, 3vw, 34px); line-height: 1.2; font-weight: 600; letter-spacing: -.01em; margin-bottom: 20px; }
.statement { font-size: clamp(24px, 2.8vw, 32px); line-height: 1.25; font-weight: 600; letter-spacing: -.01em; padding-bottom: 56px; border-bottom: 1px solid var(--line); }
.rule { display: block; width: 42px; height: 4px; background: var(--blue); margin: 28px 0 26px; }
.rule.light { background: #fff; }

/* ---------- buttons ---------- */
.btn { display: inline-flex; align-items: center; gap: 10px; font: inherit; font-size: 14px; font-weight: 600; letter-spacing: .03em; text-transform: uppercase; text-decoration: none; cursor: pointer; border: 0; transition: background .2s, color .2s, border-color .2s; }
.btn-pill { background: var(--blue); color: #fff; padding: 12px 28px; border-radius: 999px; }
.btn-pill:hover { background: #0a56cc; }
.btn-outline { border: 1px solid var(--blue); color: var(--blue); padding: 11px 26px; margin-top: 18px; }
.btn-outline:hover { background: var(--blue); color: #fff; }
.btn-solid { background: var(--blue); color: #fff; padding: 12px 22px; font-size: 13px; }
.btn-solid:hover { background: var(--navy); }
.btn-text { color: #fff; font-size: 14px; font-weight: 500; text-underline-offset: 6px; }
.link-arrow { display: inline-flex; gap: 48px; align-items: center; font-size: 13px; font-weight: 600; letter-spacing: .03em; text-transform: uppercase; text-decoration: none; padding-bottom: 8px; border-bottom: 1px solid currentColor; }
.link-arrow.light { color: #fff; }
.link-arrow span { transition: transform .2s; }
.link-arrow:hover span { transform: translateX(6px); }
:focus-visible { outline: 3px solid #7fb0ff; outline-offset: 3px; }

/* ---------- header ---------- */
.site-header { position: fixed; inset: 0 0 auto 0; z-index: 50; border-bottom: 1px solid rgba(255,255,255,.28); transition: background .25s, border-color .25s; }
.site-header.solid { background: var(--navy-deep); border-color: transparent; }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 94px; }
.brand img { height: 62px; width: auto; }
.nav { display: flex; align-items: center; gap: 30px; }
.nav a { color: #fff; text-decoration: none; font-size: 14px; font-weight: 600; text-transform: uppercase; letter-spacing: .02em; }
.nav a:hover { color: #6ea8ff; }
.nav .nav-cta { border: 1px solid rgba(255,255,255,.6); padding: 9px 18px; border-radius: 999px; }
.nav .nav-cta:hover { background: #fff; color: var(--navy); border-color: #fff; }
.nav-toggle { display: none; background: none; border: 0; padding: 10px; cursor: pointer; }
.nav-toggle span { display: block; width: 26px; height: 2px; background: #fff; margin: 6px 0; }

/* ---------- hero ---------- */
.hero {
  min-height: min(780px, 100vh);
  display: flex; align-items: center;
  color: #fff;
  background:
    linear-gradient(90deg, rgba(2,10,43,.72) 0%, rgba(2,10,43,.35) 45%, rgba(2,10,43,0) 70%),
    url("img/air101.jpg") center right / cover no-repeat,
    var(--navy-deep);
  padding: 150px 0 110px;
}
.hero-kicker { font-size: 16px; opacity: .9; margin-bottom: 14px; }
.hero h1 { font-size: clamp(33px, 5.6vw, 62px); line-height: 1.16; font-weight: 700; letter-spacing: -.015em; }
.hero-lede { max-width: 400px; margin: 22px 0 34px; font-size: 16px; line-height: 1.45; }
.hero-actions { display: flex; align-items: center; gap: 26px; flex-wrap: wrap; }

/* ---------- about ---------- */
.about-grid { display: grid; grid-template-columns: 525px 1fr; gap: 130px; align-items: center; }
.about-art { position: relative; aspect-ratio: 1 / 1; }
.about-art img { position: absolute; inset: 0 auto 0 0; width: 66.66%; height: 100%; object-fit: cover; object-position: 42% center; }
.sq { position: absolute; width: 33.34%; height: 33.34%; }
.sq-blue { left: 66.66%; top: 33.33%; background: var(--blue); }
.sq-grey { left: 33.6%; top: 66.66%; width: 33.06%; background: var(--grey); }
.about-copy p:not(.eyebrow) { color: #333a45; font-size: 15px; line-height: 1.75; margin-bottom: 16px; }

/* ---------- band ---------- */
.band { background: var(--navy); color: #fff; text-align: center; padding: 140px 0 250px; }
.band h2 { font-size: clamp(44px, 7vw, 80px); font-weight: 600; letter-spacing: -.02em; line-height: 1.05; }
.band-sub { margin-top: 18px; font-size: 14px; letter-spacing: .32em; text-transform: uppercase; font-weight: 500; }
.band-card-wrap { margin-top: -105px; }
.band-card { display: grid; grid-template-columns: 31% 1fr; background: var(--blue); color: #fff; min-height: 320px; }
.band-card img { width: 100%; height: 100%; object-fit: cover; }
.band-card-body { padding: 60px 9% 60px 14%; display: flex; flex-direction: column; justify-content: center; align-items: flex-start; gap: 34px; }
.band-card-body p { font-size: clamp(20px, 2.1vw, 26px); line-height: 1.4; font-weight: 600; letter-spacing: -.01em; max-width: 560px; }

/* ---------- services ---------- */
.services-grid { display: grid; grid-template-columns: 300px 1fr; gap: 60px; align-items: start; }
.services-intro { position: sticky; top: 130px; }
.services-intro p:last-child { color: #333a45; }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 46px 24px; }
.card img { width: 100%; aspect-ratio: 16 / 10.4; object-fit: cover; }
.num { display: inline-block; background: var(--blue); color: #fff; font-size: 13px; font-weight: 600; padding: 5px 20px; border-radius: 999px; margin: 20px 0 16px; }
.card h3 { font-size: 17px; font-weight: 600; letter-spacing: -.01em; margin-bottom: 12px; }
.card p { font-size: 13.5px; line-height: 1.75; color: var(--muted); }

/* ---------- strip ---------- */
.strip { display: grid; grid-template-columns: repeat(3, 1fr); }
.panel { position: relative; min-height: 510px; padding: 0 9% 70px; display: flex; flex-direction: column; justify-content: flex-end; color: #fff; text-decoration: none; overflow: hidden; isolation: isolate; }
.panel::before { content: ""; position: absolute; inset: 0; background: var(--img) center / cover no-repeat; z-index: -2; transition: transform .6s; }
.panel::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(2,10,43,.25), rgba(2,10,43,.78)); z-index: -1; }
.panel:hover::before { transform: scale(1.05); }
.panel-kicker { font-size: 12px; font-weight: 500; letter-spacing: .05em; margin-bottom: 10px; }
.panel h3 { font-size: 27px; line-height: 1.18; font-weight: 600; margin-bottom: 12px; }
.panel p { font-size: 13.5px; line-height: 1.6; max-width: 300px; opacity: .92; }
.panel-arrow { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; background: var(--blue); margin-top: 22px; font-size: 16px; }

/* ---------- why ---------- */
.why { color: #fff; background: linear-gradient(90deg, #021a52 0%, var(--blue) 100%); padding: 120px 0 140px; }
.why-lede { font-weight: 500; font-size: 15px; }
.why-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 40px; margin-top: 70px; }
.why-grid svg { width: 56px; height: 56px; fill: none; stroke: #fff; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; margin-bottom: 26px; }
.why-grid h3 { font-size: 22px; font-weight: 400; margin-bottom: 14px; }
.why-grid p { font-size: 13.5px; line-height: 1.8; font-weight: 500; opacity: .95; max-width: 250px; }

/* ---------- process ---------- */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 56px 48px; margin-top: 64px; }
.step-n { display: block; font-size: 13px; font-weight: 600; color: var(--blue); letter-spacing: .08em; margin-bottom: 12px; }
.steps h3 { font-size: 18px; font-weight: 600; margin-bottom: 10px; }
.steps p { font-size: 14px; color: var(--muted); line-height: 1.75; }

/* ---------- fleets ---------- */
.fleets { background: var(--paper); padding: 90px 0; }
.fleets-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 70px; align-items: center; }
.fleets .h2 { margin-bottom: 0; }
.fleet-list { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--line); border: 1px solid var(--line); }
.fleet-list li { background: #fff; padding: 26px 28px; }
.fleet-list strong { display: block; font-size: 18px; font-weight: 600; color: var(--navy); }
.fleet-list span { font-size: 13.5px; color: var(--muted); }

/* ---------- suppliers ---------- */
.suppliers-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 90px; align-items: start; }
.suppliers p { color: #333a45; font-size: 15px; line-height: 1.75; margin-bottom: 28px; }
.checks { border-top: 1px solid var(--line); }
.checks li { position: relative; padding: 18px 0 18px 40px; border-bottom: 1px solid var(--line); font-size: 15px; }
.checks li::before { content: ""; position: absolute; left: 0; top: 21px; width: 20px; height: 20px; border-radius: 50%; background: var(--blue) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='m5.5 10.5 3 3 6-7' fill='none' stroke='%23fff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / contain no-repeat; }

/* ---------- cta ---------- */
.cta { position: relative; padding-bottom: 100px; background: linear-gradient(90deg, #fff 70.5%, var(--paper) 70.5%) top / 100% 555px no-repeat; }
.cta-img { height: 555px; width: 70.5%; background-size: cover; background-position: center; }
.cta-box { position: relative; margin: -205px 0 0 auto; width: min(786px, 66%); background: var(--blue); color: #fff; padding: 72px 74px 76px; }
.cta-box h2 { font-size: clamp(28px, 3vw, 36px); font-weight: 500; letter-spacing: -.01em; margin-bottom: 18px; }
.cta-box p { font-size: 15px; font-weight: 500; margin-bottom: 36px; max-width: 520px; }

/* ---------- contact ---------- */
.contact { padding-top: 40px; }
.contact-grid { display: grid; grid-template-columns: 1fr 1.25fr; gap: 90px; align-items: start; }
.contact p { color: #333a45; font-size: 15px; }
.contact-list { margin: 34px 0 0; display: grid; grid-template-columns: 90px 1fr; row-gap: 14px; font-size: 15px; }
.contact-list dt { color: var(--muted); }
.contact-list dd { margin: 0; font-weight: 500; }
.contact-list a { color: var(--blue); text-decoration: none; }
.contact-list a:hover { text-decoration: underline; }
.rfq { display: grid; grid-template-columns: 1fr 1fr; gap: 20px 22px; }
.field { display: flex; flex-direction: column; gap: 7px; }
.full { grid-column: 1 / -1; }
.field label { font-size: 13px; font-weight: 600; }
.field input, .field select, .field textarea { font: inherit; font-size: 15px; color: var(--ink); background: #fff; border: 1px solid #cfd5df; border-radius: 0; padding: 12px 14px; width: 100%; }
.field input:focus, .field select:focus, .field textarea:focus { outline: 2px solid var(--blue); outline-offset: 0; border-color: var(--blue); }
.field textarea { resize: vertical; }
.form-foot { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }
.form-note { font-size: 13px; color: var(--muted); }
.form-note.error { color: #b3261e; }

/* ---------- footer ---------- */
.site-footer { background: var(--blue); color: #fff; padding: 70px 0 44px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1.2fr; gap: 50px; }
.footer-logo { height: 84px; width: auto; margin-bottom: 18px; }
.fine { font-size: 13px; opacity: .9; }
.site-footer h4 { font-size: 17px; font-weight: 600; margin-bottom: 18px; }
.site-footer li { font-size: 14px; margin-bottom: 10px; font-weight: 500; }
.site-footer a { text-decoration: none; }
.site-footer a:hover { text-decoration: underline; }
.boundary { margin-top: 48px; padding-top: 26px; border-top: 1px solid rgba(255,255,255,.3); font-size: 12.5px; line-height: 1.7; opacity: .9; max-width: 900px; }

/* ---------- responsive ---------- */
@media (max-width: 1100px) {
  .about-grid { grid-template-columns: 420px 1fr; gap: 60px; }
  .services-grid { grid-template-columns: 1fr; gap: 40px; }
  .services-intro { position: static; }
  .why-grid { grid-template-columns: repeat(2, 1fr); gap: 50px 40px; }
  .nav { gap: 20px; }
  .nav a { font-size: 13px; }
}
@media (max-width: 920px) {
  .section { padding: 76px 0; }
  .nav-toggle { display: block; }
  .nav { position: absolute; top: 100%; left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 0; background: var(--navy-deep); padding: 8px 24px 24px; display: none; }
  .nav.open { display: flex; }
  .nav a { padding: 15px 0; border-bottom: 1px solid rgba(255,255,255,.12); font-size: 14px; }
  .nav .nav-cta { margin-top: 18px; text-align: center; border-bottom: 1px solid rgba(255,255,255,.6); padding: 12px; }
  .header-inner { height: 76px; }
  .brand img { height: 50px; }
  .hero { background-position: 68% center; background-image: linear-gradient(180deg, rgba(2,10,43,.72), rgba(2,10,43,.5)), url("img/air101.jpg"); padding: 130px 0 80px; }
  .about-grid, .fleets-grid, .suppliers-grid, .contact-grid { grid-template-columns: 1fr; gap: 48px; }
  .about-art { max-width: 420px; }
  .band { padding: 90px 0 190px; }
  .band-card { grid-template-columns: 1fr; }
  .band-card img { height: 220px; }
  .band-card-body { padding: 40px 28px; }
  .cards { grid-template-columns: repeat(2, 1fr); }
  .strip { grid-template-columns: 1fr; }
  .panel { min-height: 340px; padding: 0 24px 44px; }
  .steps { grid-template-columns: repeat(2, 1fr); gap: 40px 28px; }
  .cta { background: none; padding-bottom: 60px; }
  .cta-img { width: 100%; height: 320px; }
  .cta-box { width: auto; margin: -70px 0 0; padding: 44px 28px 48px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .cards, .steps, .why-grid, .fleet-list, .rfq, .footer-grid { grid-template-columns: 1fr; }
  .band-sub { letter-spacing: .18em; font-size: 12px; }
  .why { padding: 80px 0 90px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}