:root {
  --navy: #001f60;
  --white: #ffffff;
  --stroke: 2px;
  --radius: 0;
  --max: 70rem;
  --space: 1.25rem;
  --font: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Helvetica, Arial, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  color-scheme: only light;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.5;
  color: var(--navy);
  background: var(--white);
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: var(--navy);
  text-underline-offset: 0.18em;
}

a:hover {
  text-decoration-thickness: 0.12em;
}

:focus-visible {
  outline: 3px solid var(--navy);
  outline-offset: 3px;
}

.skip {
  position: absolute;
  left: 0.75rem;
  top: -3rem;
  z-index: 20;
  padding: 0.5rem 0.75rem;
  background: var(--white);
  color: var(--navy);
  border: var(--stroke) solid var(--navy);
  font-weight: 700;
}

.skip:focus {
  top: 0.75rem;
}

.nowrap {
  white-space: nowrap;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.wrap {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
}

.site-header {
  border-bottom: var(--stroke) solid var(--navy);
  background: var(--white);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 3.75rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 700;
  font-size: 1.125rem;
  letter-spacing: -0.03em;
  text-decoration: none;
  color: var(--navy);
}

.brand:hover {
  text-decoration: none;
}

.brand-mark {
  width: 2.25rem;
  height: 2.25rem;
  flex: 0 0 auto;
}

.nav {
  display: flex;
  gap: 1.1rem;
  font-weight: 600;
  font-size: 0.95rem;
}

.nav a {
  text-decoration: none;
  padding: 0.4rem 0;
  border-bottom: var(--stroke) solid transparent;
}

.nav a:hover,
.nav a[aria-current="page"] {
  border-bottom-color: var(--navy);
}

.hero {
  background: var(--navy);
  color: var(--white);
  padding: 3rem 0 3.25rem;
}

.hero :focus-visible {
  outline-color: var(--white);
}

.kicker {
  margin: 0 0 0.85rem;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0 0 0.9rem;
  max-width: 18ch;
  font-size: clamp(2rem, 5vw, 3.35rem);
  line-height: 1.08;
  letter-spacing: -0.035em;
  font-weight: 700;
}

.lede {
  margin: 0 0 1.6rem;
  max-width: 38rem;
  font-size: 1.125rem;
  line-height: 1.45;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.note {
  margin: 0;
  font-size: 0.95rem;
  opacity: 0.95;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.85rem;
  padding: 0.65rem 1.1rem;
  border: var(--stroke) solid var(--navy);
  background: var(--navy);
  color: var(--white);
  font: inherit;
  font-weight: 700;
  letter-spacing: -0.01em;
  text-decoration: none;
  border-radius: var(--radius);
}

.btn:hover {
  background: var(--white);
  color: var(--navy);
  text-decoration: none;
}

.btn-invert {
  background: var(--white);
  color: var(--navy);
  border-color: var(--white);
}

.btn-invert:hover {
  background: var(--navy);
  color: var(--white);
}

.btn-ghost {
  background: transparent;
  color: var(--white);
  border-color: var(--white);
}

.btn-ghost:hover {
  background: var(--white);
  color: var(--navy);
}

.products {
  padding: 2.75rem 0 1rem;
}

.section-title {
  margin: 0 0 1.25rem;
  font-size: 1.35rem;
  letter-spacing: -0.03em;
}

.cards {
  display: grid;
  gap: 1.15rem;
}

.card {
  display: flex;
  flex-direction: column;
  padding: 1.25rem;
  border: var(--stroke) solid var(--navy);
  background: var(--white);
}

.card img {
  width: 4.5rem;
  height: 4.5rem;
  border: var(--stroke) solid var(--navy);
  margin-bottom: 1rem;
}

.card h3 {
  margin: 0 0 0.55rem;
  font-size: 1.2rem;
  line-height: 1.25;
  letter-spacing: -0.03em;
}

.card .summary {
  margin: 0 0 0.85rem;
}

.facts {
  margin: 0 0 1rem;
  padding: 0;
  list-style: none;
}

.facts li {
  display: flex;
  gap: 0.65rem;
  margin: 0 0 0.45rem;
}

.facts li::before {
  content: "";
  flex: 0 0 0.55rem;
  width: 0.55rem;
  height: 0.55rem;
  margin-top: 0.42em;
  border: 2px solid var(--navy);
}

.price {
  margin: auto 0 1rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.card .btn {
  align-self: stretch;
  width: 100%;
}

.how,
.trust {
  padding: 2.5rem 0;
}

.how {
  border-top: var(--stroke) solid var(--navy);
}

.steps {
  display: grid;
  gap: 1.15rem;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
}

.steps li {
  counter-increment: step;
  padding: 1.1rem 1.15rem 1.15rem;
  border: var(--stroke) solid var(--navy);
}

.steps li::before {
  content: counter(step, decimal-leading-zero);
  display: block;
  margin-bottom: 0.45rem;
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.08em;
}

.steps h3 {
  margin: 0 0 0.35rem;
  font-size: 1.05rem;
  letter-spacing: -0.02em;
}

.steps p {
  margin: 0;
}

.trust .panel {
  padding: 1.25rem 1.2rem;
  border: var(--stroke) solid var(--navy);
}

.trust h2 {
  margin: 0 0 0.45rem;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.trust p {
  margin: 0;
  max-width: 46rem;
}

.home-hero {
  min-height: calc(100vh - 7.5rem);
  display: flex;
  align-items: center;
  padding: 3.5rem 0 4rem;
}

.home-hero h1 {
  max-width: 16ch;
}

.site-footer {
  border-top: var(--stroke) solid var(--navy);
  padding: 1.35rem 0 1.6rem;
  font-size: 0.95rem;
}

.site-footer .wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  align-items: center;
  justify-content: space-between;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem 1.2rem;
}

.footer-links a {
  font-weight: 600;
  text-decoration: none;
  border-bottom: var(--stroke) solid transparent;
}

.footer-links a:hover {
  border-bottom-color: var(--navy);
}

.not-found {
  padding: 4.5rem 0 5rem;
}

.not-found h1 {
  margin: 0 0 0.75rem;
  letter-spacing: -0.03em;
}

@media (min-width: 720px) {
  .cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: stretch;
  }

  .steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .hero {
    padding: 4.25rem 0 4.5rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}