:root {
  --boeing-blue: #0039A6;
  --boeing-deep: #002B7F;
  --boeing-light: #2A78E4;
  --ink: #172033;
  --muted: #5F6B7A;
  --line: #DCE3EC;
  --surface: #F5F8FC;
  --white: #FFFFFF;
  --shadow: 0 18px 45px rgba(0, 57, 166, 0.12);
  --radius: 18px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: Inter, Arial, Helvetica, sans-serif;
  line-height: 1.6;
}
a { color: inherit; }
img { max-width: 100%; display: block; }
.container { width: min(1180px, calc(100% - 40px)); margin: 0 auto; }
.skip-link { position: absolute; left: -999px; }
.skip-link:focus { left: 16px; top: 16px; z-index: 1000; background: white; padding: 10px; }
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(220,227,236,.85);
}
.nav-wrap { display: flex; align-items: center; justify-content: space-between; min-height: 88px; gap: 24px; }
.brand img { width: 250px; }
.nav-toggle { display: none; border: 0; background: var(--boeing-blue); color: white; border-radius: 10px; padding: 10px 14px; font-weight: 700; }
.nav-links { display: flex; gap: 22px; align-items: center; font-weight: 700; font-size: .94rem; }
.nav-links a { text-decoration: none; }
.nav-links a:hover, .nav-links a.active { color: var(--boeing-blue); }
.button {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 13px 20px; border-radius: 999px; text-decoration: none;
  font-weight: 800; border: 2px solid var(--boeing-blue);
}
.button.primary { color: white; background: linear-gradient(135deg,var(--boeing-blue),var(--boeing-light)); box-shadow: 0 12px 28px rgba(0,57,166,.22); }
.button.secondary { color: var(--boeing-blue); background: white; }
.hero {
  min-height: 72vh; display: grid; align-items: center;
  background:
    radial-gradient(circle at 85% 15%, rgba(42,120,228,.17), transparent 30%),
    linear-gradient(135deg, #fff 40%, #eef5ff 100%);
  overflow: hidden;
}
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; padding: 80px 0; }
.eyebrow { color: var(--boeing-blue); text-transform: uppercase; letter-spacing: .18em; font-size: .78rem; font-weight: 900; }
h1 { font-size: clamp(2.6rem, 6vw, 5.4rem); line-height: .98; margin: 14px 0 22px; letter-spacing: -.05em; }
h2 { font-size: clamp(2rem, 4vw, 3.4rem); line-height: 1.08; margin: 0 0 18px; letter-spacing: -.035em; }
h3 { line-height: 1.2; margin-top: 0; }
.lead { font-size: 1.2rem; color: var(--muted); max-width: 720px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 28px; }
.hero-card {
  background: white; border: 1px solid var(--line); border-radius: 28px; padding: 38px;
  box-shadow: var(--shadow); position: relative;
}
.hero-card::before { content:""; position:absolute; inset:-2px; border-radius:30px; z-index:-1; background:linear-gradient(135deg,var(--boeing-blue),transparent 55%); }
.stat-grid { display:grid; grid-template-columns:repeat(2,1fr); gap:14px; margin-top:22px; }
.stat { background:var(--surface); border:1px solid var(--line); border-radius:14px; padding:16px; }
.stat strong { display:block; color:var(--boeing-blue); font-size:1.2rem; }
.section { padding: 88px 0; }
.section.alt { background: var(--surface); }
.section-intro { max-width: 800px; margin-bottom: 40px; }
.grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; }
.grid-2 { display: grid; grid-template-columns: repeat(2,1fr); gap: 26px; }
.card {
  background:white; border:1px solid var(--line); border-radius:var(--radius); padding:28px;
  box-shadow:0 8px 24px rgba(26,47,88,.06);
}
.card .icon { width:48px; height:48px; border-radius:14px; display:grid; place-items:center; color:white; font-weight:900; background:linear-gradient(135deg,var(--boeing-blue),var(--boeing-light)); margin-bottom:18px; }
.card p { color:var(--muted); }
.feature-list { list-style:none; padding:0; margin:0; }
.feature-list li { padding:10px 0 10px 28px; position:relative; border-bottom:1px solid var(--line); }
.feature-list li::before { content:"✓"; color:var(--boeing-blue); position:absolute; left:0; font-weight:900; }
.band { background:linear-gradient(135deg,var(--boeing-deep),var(--boeing-blue)); color:white; }
.band .lead { color:rgba(255,255,255,.82); }
.process { counter-reset: step; display:grid; gap:16px; }
.process-item { counter-increment:step; display:grid; grid-template-columns:56px 1fr; gap:18px; align-items:start; }
.process-item::before { content:counter(step); width:46px; height:46px; border-radius:50%; display:grid; place-items:center; color:white; background:var(--boeing-blue); font-weight:900; }
.page-hero { padding:70px 0 48px; background:linear-gradient(135deg,#fff,#eef5ff); border-bottom:1px solid var(--line); }
.table-wrap { overflow-x:auto; border:1px solid var(--line); border-radius:16px; }
table { width:100%; border-collapse:collapse; min-width:720px; background:white; }
th,td { text-align:left; padding:15px; border-bottom:1px solid var(--line); vertical-align:top; }
th { color:white; background:var(--boeing-blue); }
.contact-grid { display:grid; grid-template-columns:.9fr 1.1fr; gap:32px; }
form { display:grid; gap:14px; }
input,textarea,select { width:100%; padding:13px 14px; border:1px solid var(--line); border-radius:10px; font:inherit; }
textarea { min-height:150px; resize:vertical; }
.site-footer { background:#101829; color:white; padding:50px 0 24px; }
.footer-grid { display:grid; grid-template-columns:1.2fr .8fr .8fr; gap:30px; }
.footer-links { display:grid; gap:8px; }
.footer-links a { color:rgba(255,255,255,.78); text-decoration:none; }
.small { font-size:.9rem; color:var(--muted); }
.footer-bottom { border-top:1px solid rgba(255,255,255,.15); margin-top:34px; padding-top:18px; color:rgba(255,255,255,.62); font-size:.85rem; }
.notice { background:#fff7db; border:1px solid #ead58a; padding:14px 16px; border-radius:12px; }
@media (max-width: 900px) {
  .hero-grid,.grid-3,.grid-2,.contact-grid,.footer-grid { grid-template-columns:1fr; }
  .nav-toggle { display:block; }
  .nav-links { display:none; position:absolute; top:88px; left:0; right:0; background:white; padding:22px; flex-direction:column; border-bottom:1px solid var(--line); }
  .nav-links.open { display:flex; }
  .brand img { width:210px; }
}