:root {
  --ink: #102f32;
  --muted: #607477;
  --teal: #1f6c6f;
  --teal-dark: #123f42;
  --green: #3a815c;
  --paper: #ffffff;
  --soft: #eef4f3;
  --line: #cad8d7;
  --page: #f7f9f8;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--page);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
}
button, a { font: inherit; }
a { color: inherit; }
img { display: block; max-width: 100%; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { line-height: 1.12; letter-spacing: 0; }
h1 { font-size: clamp(2.65rem, 6vw, 5.8rem); max-width: 880px; margin-bottom: 24px; }
h2 { font-size: clamp(2rem, 3.8vw, 3.7rem); margin-bottom: 22px; }
h3 { font-size: 1.35rem; margin-bottom: 12px; }

.skip-link {
  background: var(--paper);
  left: 16px;
  padding: 10px 14px;
  position: fixed;
  top: -60px;
  z-index: 100;
}
.skip-link:focus { top: 16px; }
.sr-only { height: 1px; margin: -1px; overflow: hidden; position: absolute; width: 1px; clip: rect(0,0,0,0); }

.site-header {
  align-items: center;
  background: rgba(255,255,255,.96);
  border-bottom: 1px solid rgba(16,47,50,.12);
  display: flex;
  height: 76px;
  justify-content: space-between;
  left: 0;
  padding: 0 clamp(20px, 5vw, 72px);
  position: fixed;
  right: 0;
  top: 0;
  z-index: 20;
}
.brand { align-items: center; display: inline-flex; font-size: 1.05rem; font-weight: 800; gap: 10px; text-decoration: none; }
.brand-mark {
  align-items: center;
  aspect-ratio: 1;
  background: var(--teal-dark);
  color: #fff;
  display: inline-flex;
  font-size: .72rem;
  justify-content: center;
  width: 38px;
}
.site-nav { align-items: center; display: flex; gap: 30px; }
.site-nav a { font-size: .9rem; font-weight: 700; text-decoration: none; }
.site-nav a:hover, .site-nav a:focus-visible { color: var(--teal); }
.nav-contact { border: 1px solid var(--ink); padding: 9px 16px; }
.menu-button { background: transparent; border: 0; display: none; height: 48px; padding: 12px; width: 48px; }
.menu-button span:not(.sr-only) { background: var(--ink); display: block; height: 2px; margin: 5px 0; width: 24px; }

.hero { color: #fff; min-height: min(840px, 86vh); overflow: hidden; padding-top: 76px; position: relative; }
.hero-image { height: 100%; inset: 0; object-fit: cover; object-position: center; position: absolute; width: 100%; }
.hero-shade { background: linear-gradient(90deg, rgba(5,30,32,.9) 0%, rgba(5,30,32,.72) 38%, rgba(5,30,32,.12) 72%, rgba(5,30,32,.05) 100%); inset: 0; position: absolute; }
.hero-content { margin: 0 auto; max-width: 1480px; padding: clamp(130px, 20vh, 210px) clamp(24px, 6vw, 96px) 92px; position: relative; width: 100%; z-index: 1; }
.eyebrow { color: #b9e3d0; font-size: .78rem; font-weight: 800; letter-spacing: .12em; margin-bottom: 16px; text-transform: uppercase; }
.eyebrow.dark { color: var(--teal); }
.hero-copy { font-size: clamp(1.05rem, 2vw, 1.35rem); max-width: 650px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.button { align-items: center; display: inline-flex; font-weight: 800; min-height: 52px; padding: 12px 22px; text-decoration: none; }
.button-primary { background: var(--green); color: #fff; }
.button-primary:hover, .button-primary:focus-visible { background: #2d6d4c; }
.button-secondary { border: 1px solid rgba(255,255,255,.7); color: #fff; }
.button-secondary:hover, .button-secondary:focus-visible { background: #fff; color: var(--ink); }

.section { padding: clamp(74px, 10vw, 130px) 24px; }
.section-inner { margin: 0 auto; max-width: 1240px; }
.intro { background: var(--paper); }
.intro-grid, .billing-grid { align-items: start; display: grid; gap: clamp(36px, 8vw, 110px); grid-template-columns: minmax(0, 1fr) minmax(300px, .9fr); }
.lead { color: var(--muted); font-size: 1.2rem; max-width: 650px; }
.section-heading { margin-bottom: 48px; max-width: 780px; }
.section-heading > p:last-child { color: var(--muted); font-size: 1.05rem; }
.section-heading.compact { margin-bottom: 28px; }
.service-grid { border-bottom: 1px solid var(--line); border-top: 1px solid var(--line); display: grid; grid-template-columns: repeat(3, 1fr); }
.service-item { min-height: 300px; padding: 38px 34px; }
.service-item + .service-item { border-left: 1px solid var(--line); }
.service-number { color: var(--teal); display: block; font-size: .8rem; font-weight: 800; margin-bottom: 56px; }
.service-item p { color: var(--muted); }

.approach { background: var(--teal-dark); color: #fff; }
.approach-grid { display: grid; gap: clamp(60px, 10vw, 150px); grid-template-columns: minmax(280px, .9fr) minmax(360px, 1.1fr); }
.approach-copy { position: sticky; top: 120px; }
.approach-copy p:last-child { color: #c4d4d3; font-size: 1.1rem; }
.steps { counter-reset: steps; list-style: none; margin: 0; padding: 0; }
.steps li { border-top: 1px solid rgba(255,255,255,.24); padding: 26px 0 28px 68px; position: relative; }
.steps li::before { color: #9ed6bd; content: "0" counter(steps); counter-increment: steps; font-size: .8rem; font-weight: 800; left: 0; position: absolute; top: 30px; }
.steps span { display: block; font-size: 1.35rem; font-weight: 800; margin-bottom: 5px; }
.steps p { color: #c4d4d3; margin-bottom: 0; }

.billing { background: #dfece7; }
.billing-details { border-left: 3px solid var(--green); padding-left: 28px; }
.billing-details p { font-size: 1.05rem; }
.billing-details p:last-child { margin-bottom: 0; }

.policies { background: var(--paper); }
.policy-list { border-top: 1px solid var(--line); }
.policy-list details { border-bottom: 1px solid var(--line); }
.policy-list summary { cursor: pointer; font-size: 1.25rem; font-weight: 800; list-style: none; padding: 26px 54px 26px 0; position: relative; }
.policy-list summary::-webkit-details-marker { display: none; }
.policy-list summary::after { content: "+"; font-size: 1.6rem; font-weight: 400; position: absolute; right: 8px; top: 18px; }
.policy-list details[open] summary::after { content: "−"; }
.policy-content { color: var(--muted); max-width: 900px; padding-bottom: 24px; }
.policy-content h3 { color: var(--ink); font-size: 1rem; margin: 28px 0 8px; }

.contact { background: #173f42; color: #fff; }
.contact-grid { align-items: end; display: grid; gap: 60px; grid-template-columns: 1.2fr .8fr; }
.contact-grid > div > p:last-child { color: #c6d8d7; font-size: 1.08rem; max-width: 670px; }
.contact-details { border-left: 1px solid rgba(255,255,255,.3); display: flex; flex-direction: column; font-style: normal; padding-left: 36px; }
.contact-details strong { font-size: 1.2rem; margin-bottom: 10px; }
.contact-details a { color: #b9e3d0; font-size: 1.1rem; font-weight: 800; margin-top: 16px; }

.site-footer { background: #0b282a; color: #b9c8c8; padding: 28px 24px; }
.footer-inner { align-items: center; display: flex; gap: 30px; justify-content: space-between; margin: 0 auto; max-width: 1240px; }
.footer-brand { color: #fff; }
.footer-inner nav { display: flex; gap: 20px; }
.footer-inner a { font-size: .86rem; }
.footer-inner p { font-size: .82rem; margin: 0; }

:focus-visible { outline: 3px solid #65b99b; outline-offset: 3px; }

@media (max-width: 820px) {
  .site-header { height: 68px; padding: 0 18px; }
  .menu-button { display: block; }
  .site-nav { align-items: stretch; background: var(--paper); border-bottom: 1px solid var(--line); display: none; flex-direction: column; gap: 0; left: 0; padding: 10px 18px 20px; position: absolute; right: 0; top: 68px; }
  .site-nav.open { display: flex; }
  .site-nav a { min-height: 48px; padding: 12px 6px; }
  .nav-contact { border: 0; }
  .hero { min-height: min(720px, 86vh); padding-top: 68px; }
  .hero-image { object-position: 64% center; }
  .hero-shade { background: linear-gradient(180deg, rgba(5,30,32,.84) 0%, rgba(5,30,32,.66) 58%, rgba(5,30,32,.42) 100%); }
  .hero-content { padding: 105px 24px 70px; }
  .hero-copy { max-width: 560px; }
  .hero-actions { flex-direction: column; }
  .hero-actions .button { justify-content: center; width: 100%; }
  .intro-grid, .billing-grid, .approach-grid, .contact-grid { grid-template-columns: 1fr; }
  .service-grid { grid-template-columns: 1fr; }
  .service-item { min-height: 0; padding: 28px 0; }
  .service-item + .service-item { border-left: 0; border-top: 1px solid var(--line); }
  .service-number { margin-bottom: 24px; }
  .approach-copy { position: static; }
  .footer-inner { align-items: flex-start; flex-direction: column; gap: 18px; }
}

@media (max-width: 480px) {
  h1 { font-size: 2.65rem; }
  .hero-actions, .button { width: 100%; }
  .button { justify-content: center; }
  .contact-details { border-left: 0; border-top: 1px solid rgba(255,255,255,.3); padding-left: 0; padding-top: 28px; }
  .footer-inner nav { flex-wrap: wrap; }
}

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