:root {
  --ink: #152238;
  --muted: #607086;
  --paper: #f7f9fc;
  --white: #ffffff;
  --line: #dce3ec;
  --blue: #2457e6;
  --blue-dark: #173aa8;
  --sky: #dcecff;
  --display: Georgia, "Times New Roman", serif;
  --body: "Segoe UI", Arial, sans-serif;
  --utility: ui-monospace, "Cascadia Code", Consolas, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--body);
  line-height: 1.55;
}
a { color: inherit; }
.skip-link {
  position: fixed;
  top: 0.5rem;
  left: 0.5rem;
  z-index: 10;
  padding: 0.7rem 1rem;
  background: var(--ink);
  color: var(--white);
  transform: translateY(-150%);
}
.skip-link:focus { transform: translateY(0); }
.site-header, main, footer { width: min(100% - 2rem, 1120px); margin-inline: auto; }
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 1.25rem;
  border-bottom: 1px solid var(--line);
}
.wordmark { font: 700 1.2rem/1 var(--display); text-decoration: none; }
.wordmark span { color: var(--blue); }
.header-note, .eyebrow, .route-label, .benefit-mark {
  font-family: var(--utility);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.header-note { color: var(--muted); }
.hero { padding-block: 3.75rem 4rem; }
.eyebrow { margin: 0 0 0.85rem; color: var(--blue); font-weight: 700; }
h1, h2 { margin: 0; font-family: var(--display); font-weight: 500; letter-spacing: -0.035em; line-height: 1.03; }
h1 { max-width: 12ch; font-size: clamp(2.65rem, 11vw, 5.8rem); }
h2 { font-size: clamp(2rem, 7vw, 3.6rem); }
.lead { max-width: 39rem; margin: 1.5rem 0; color: var(--muted); font-size: 1.05rem; }
.cta {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 2.5rem;
  min-width: min(100%, 20rem);
  padding: 1rem 1.15rem;
  border: 2px solid var(--blue);
  background: var(--blue);
  color: var(--white);
  font-weight: 700;
  text-decoration: none;
  transition: background 160ms ease, border-color 160ms ease, transform 160ms ease;
}
.cta:hover { background: var(--blue-dark); border-color: var(--blue-dark); transform: translateY(-2px); }
.cta:focus-visible, summary:focus-visible, footer a:focus-visible { outline: 3px solid var(--sky); outline-offset: 3px; }
.cta-note { max-width: 29rem; margin: 0.75rem 0 0; color: var(--muted); font-size: 0.8rem; }
.route-card { margin-top: 3rem; padding: 1.4rem; background: var(--ink); color: var(--white); }
.route-label { margin: 0 0 1.2rem; color: #aebdd2; }
.route-card ol { margin: 0; padding: 0; list-style: none; }
.route-card li { display: grid; grid-template-columns: 2rem 1fr; gap: 0.5rem; align-items: center; padding: 1rem 0; border-top: 1px solid #34445d; }
.route-card li span { color: #8eb8ff; font-family: var(--utility); }
.benefits, .faq { padding-block: 4rem; border-top: 1px solid var(--line); }
.section-heading { margin-bottom: 2.25rem; }
.benefit-grid { display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); }
.benefit-grid article { padding: 1.5rem; background: var(--white); }
.benefit-mark { color: var(--blue); }
h3 { margin: 2.5rem 0 0.5rem; font-size: 1.15rem; }
.benefit-grid p { margin: 0; color: var(--muted); }
.faq-list { border-top: 1px solid var(--line); }
details { border-bottom: 1px solid var(--line); }
summary { position: relative; padding: 1.2rem 2.5rem 1.2rem 0; cursor: pointer; font-weight: 700; list-style: none; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; position: absolute; right: 0; color: var(--blue); font: 400 1.4rem/1 var(--utility); }
details[open] summary::after { content: "−"; }
details p { max-width: 45rem; margin: 0 0 1.4rem; color: var(--muted); }
footer { display: grid; gap: 1.5rem; padding-block: 2.5rem; border-top: 1px solid var(--line); color: var(--muted); font-size: 0.85rem; }
footer p { margin: 0.6rem 0 0; }
footer nav { display: flex; flex-wrap: wrap; gap: 0.75rem 1.25rem; }
.copyright { font-family: var(--utility); }

@media (min-width: 760px) {
  .site-header, main, footer { width: min(100% - 4rem, 1120px); }
  .hero { display: grid; grid-template-columns: minmax(0, 1.7fr) minmax(18rem, 0.8fr); gap: 4rem; align-items: end; padding-block: 6rem; }
  .route-card { margin-top: 0; transform: translateY(1.5rem); }
  .benefit-grid { grid-template-columns: repeat(3, 1fr); }
  .benefits, .faq { padding-block: 6rem; }
  .faq { display: grid; grid-template-columns: 0.75fr 1.25fr; gap: 5rem; }
  footer { grid-template-columns: 1fr auto auto; align-items: start; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: 0.01ms !important; }
}