:root {
  --navy: #072a52;
  --navy-deep: #032344;
  --blue: #0e63cf;
  --cyan: #2ec5f4;
  --ink: #1f2937;
  --muted: #667085;
  --line: #dfe7ef;
  --paper: #ffffff;
  --wash: #f6f9fc;
  --max: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.shell { width: min(var(--max), calc(100% - 40px)); margin: 0 auto; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255,255,255,.94);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(223,231,239,.85);
}
.nav {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}
.brand { display: inline-flex; flex-direction: column; gap: 1px; }
.brand-mark {
  color: var(--navy);
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: .12em;
  line-height: 1;
}
.brand-sub { color: var(--muted); font-size: .78rem; letter-spacing: .08em; }
.nav-links { display: flex; align-items: center; gap: 26px; font-size: .96rem; }
.nav-links a { color: #344054; }
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--navy); }
.nav-cta {
  padding: 10px 16px;
  border-radius: 999px;
  background: var(--navy);
  color: white !important;
}

.hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--navy-deep), var(--navy));
  color: white;
  padding: 112px 0 104px;
}
.hero::after {
  content: "";
  position: absolute;
  right: -120px;
  bottom: -190px;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  border: 28px solid var(--blue);
  box-shadow: 0 0 0 18px var(--cyan);
  opacity: .95;
}
.hero-inner { position: relative; z-index: 1; max-width: 820px; }
.eyebrow { color: var(--cyan); font-weight: 700; letter-spacing: .12em; text-transform: uppercase; font-size: .79rem; }
h1, h2, h3 { line-height: 1.12; margin: 0; }
h1 { margin-top: 14px; font-size: clamp(2.7rem, 7vw, 5.8rem); letter-spacing: -.04em; }
.hero p { max-width: 730px; margin: 24px 0 0; color: #e5eef7; font-size: clamp(1.05rem, 2vw, 1.25rem); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 20px;
  border-radius: 999px;
  font-weight: 700;
  border: 1px solid transparent;
}
.button-primary { background: var(--cyan); color: var(--navy-deep); }
.button-secondary { border-color: rgba(255,255,255,.35); color: white; }

.section { padding: 86px 0; }
.section.alt { background: var(--wash); }
.section-head { max-width: 760px; margin-bottom: 38px; }
.section-head h2 { color: var(--navy); font-size: clamp(2rem, 4vw, 3.2rem); letter-spacing: -.03em; }
.section-head p { color: var(--muted); margin-top: 14px; font-size: 1.05rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.card {
  background: white;
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 28px;
  box-shadow: 0 10px 30px rgba(3,35,68,.05);
}
.card h3 { color: var(--navy); margin-bottom: 10px; font-size: 1.2rem; }
.card p { margin: 0; color: var(--muted); }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: 54px; align-items: start; }
.callout {
  padding: 28px;
  border-left: 4px solid var(--cyan);
  background: #eff9fd;
  border-radius: 0 18px 18px 0;
}
.callout strong { color: var(--navy); }

.page-hero { padding: 82px 0 68px; background: var(--wash); border-bottom: 1px solid var(--line); }
.page-hero h1 { color: var(--navy); font-size: clamp(2.4rem, 6vw, 4.4rem); }
.page-hero p { max-width: 740px; color: var(--muted); font-size: 1.12rem; margin: 18px 0 0; }

.contact-box { max-width: 760px; }
.contact-row { padding: 18px 0; border-bottom: 1px solid var(--line); }
.contact-row small { display: block; color: var(--muted); margin-bottom: 4px; }
.contact-row a { color: var(--navy); font-weight: 700; word-break: break-word; }

.site-footer { background: var(--navy-deep); color: #d9e5f0; padding: 38px 0; }
.footer-inner { display: flex; justify-content: space-between; gap: 24px; align-items: center; }
.footer-inner small { color: #9fb2c5; }

@media (max-width: 820px) {
  .nav { align-items: flex-start; padding: 18px 0; }
  .nav-links { gap: 14px; flex-wrap: wrap; justify-content: flex-end; }
  .grid-3, .split { grid-template-columns: 1fr; }
  .hero { padding: 88px 0 84px; }
  .hero::after { width: 320px; height: 320px; right: -150px; bottom: -120px; }
}

@media (max-width: 620px) {
  .shell { width: min(var(--max), calc(100% - 28px)); }
  .nav { display: block; }
  .nav-links { margin-top: 16px; justify-content: flex-start; }
  .nav-cta { padding: 8px 12px; }
  .footer-inner { display: block; }
  .footer-inner small { display: block; margin-top: 8px; }
}