:root {
  --phthalo: #0a3d2c;
  --phthalo-deep: #06241a;
  --phthalo-mid: #146b4f;
  --paper: #f3efe4;
  --ink: #10211b;
  --muted: #3d5249;
  --line: rgba(10, 61, 44, 0.16);
  --max: 68rem;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "Segoe UI", system-ui, sans-serif;
  line-height: 1.55;
}

a {
  color: inherit;
}

.skip {
  position: absolute;
  left: 0.75rem;
  top: -3rem;
  padding: 0.4rem 0.7rem;
  background: var(--phthalo);
  color: var(--paper);
}

.skip:focus {
  top: 0.75rem;
}

.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  max-width: var(--max);
  margin: 0 auto;
  padding: 1.1rem 1.25rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  color: var(--phthalo);
}

.brand-mark {
  display: block;
  width: 2.75rem;
  height: auto;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.brand-text strong {
  font-size: 1.05rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.brand-text span {
  font-size: 0.78rem;
  color: var(--muted);
}

.nav {
  display: flex;
  gap: 1rem;
  font-size: 0.92rem;
}

.nav a {
  text-decoration: none;
  color: var(--phthalo);
  border-bottom: 1px solid transparent;
}

.nav a:hover,
.nav a:focus-visible {
  border-bottom-color: var(--phthalo);
}

.hero {
  background: var(--phthalo-deep);
  color: var(--paper);
  padding: 4.5rem 1.25rem 5rem;
}

.hero h1,
.hero .lead,
.hero .eyebrow,
.hero .btn {
  max-width: 38rem;
  margin-left: auto;
  margin-right: auto;
}

.eyebrow,
.kicker {
  margin: 0 0 0.85rem;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0 0 1rem;
  font-size: clamp(2rem, 5vw, 3.15rem);
  line-height: 1.12;
  font-weight: 600;
}

.lead {
  margin: 0 0 1.75rem;
  color: #d7e4dc;
}

.btn {
  display: inline-block;
  padding: 0.75rem 1.15rem;
  background: var(--paper);
  color: var(--phthalo-deep);
  text-decoration: none;
  font-weight: 600;
}

.btn:hover,
.btn:focus-visible {
  background: #fff;
}

.block {
  max-width: var(--max);
  margin: 0 auto;
  padding: 4rem 1.25rem;
  border-top: 1px solid var(--line);
}

.block-head {
  margin-bottom: 1.5rem;
}

.kicker {
  color: var(--phthalo-mid);
}

.block h2 {
  margin: 0;
  max-width: 22ch;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  line-height: 1.2;
}

.services {
  display: grid;
  gap: 1.75rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.services li {
  padding-top: 0.4rem;
  border-top: 1px solid var(--line);
}

.n {
  display: block;
  margin-bottom: 0.55rem;
  color: var(--phthalo-mid);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
}

.services h3,
.contact h2 {
  margin: 0 0 0.55rem;
}

.services p,
.split p,
.contact p {
  margin: 0;
  color: var(--muted);
  max-width: 58ch;
}

.split {
  display: grid;
  gap: 0.5rem;
}

.contact {
  background: var(--phthalo);
  color: var(--paper);
  max-width: none;
  padding-left: max(1.25rem, calc((100% - var(--max)) / 2 + 1.25rem));
  padding-right: max(1.25rem, calc((100% - var(--max)) / 2 + 1.25rem));
  border-top: 0;
}

.contact .kicker,
.contact p {
  color: #cfe0d6;
}

.contact .note {
  margin-top: 1rem;
  font-size: 0.9rem;
}

.foot {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.4rem 1.5rem;
  max-width: var(--max);
  margin: 0 auto;
  padding: 1.2rem 1.25rem 1.6rem;
  color: var(--muted);
  font-size: 0.86rem;
}

.foot p {
  margin: 0;
}

@media (min-width: 800px) {
  .services {
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
  }

  .split {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }
}

@media (max-width: 640px) {
  .top {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero {
    padding-top: 3.2rem;
  }
}

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