:root {
  --ink: #10221a;
  --muted: #5e6d65;
  --green: #159663;
  --green-bright: #38d890;
  --green-dark: #0a2d20;
  --green-pale: #e7f6ee;
  --paper: #f9fbf9;
  --line: #dce4df;
  --white: #ffffff;
  --max-width: 1240px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", sans-serif;
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 10px;
  left: 10px;
  padding: 10px 16px;
  background: var(--ink);
  color: var(--white);
  transform: translateY(-150%);
}

.skip-link:focus {
  transform: translateY(0);
}

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

.section-shell,
.nav-wrap {
  width: min(calc(100% - 72px), var(--max-width));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  background: rgba(249, 251, 249, 0.9);
  border-bottom: 1px solid transparent;
  backdrop-filter: blur(14px);
  transition: border-color 180ms ease;
}

.site-header.scrolled {
  border-color: var(--line);
}

.nav-wrap {
  min-height: 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.04em;
}

.brand-mark {
  width: 26px;
  height: 26px;
  fill: none;
  stroke: var(--green);
  stroke-width: 2.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 38px;
  font-size: 14px;
  font-weight: 500;
}

.site-nav > a:not(.nav-cta) {
  transition: color 160ms ease;
}

.site-nav > a:not(.nav-cta):hover {
  color: var(--green);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 20px;
  padding: 11px 14px 11px 18px;
  border: 1px solid var(--ink);
  transition: background 160ms ease, color 160ms ease;
}

.nav-cta:hover {
  background: var(--ink);
  color: var(--white);
}

.menu-button {
  display: none;
  border: 0;
  background: transparent;
}

.hero {
  min-height: 750px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding-block: 80px 110px;
}

.hero-copy {
  position: relative;
  z-index: 2;
  display: flex;
  max-width: 980px;
  align-items: center;
  flex-direction: column;
}

.eyebrow,
.section-number {
  margin: 0;
  color: var(--green);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 32px;
}

.eyebrow span {
  width: 22px;
  height: 1px;
  background: currentColor;
}

h1,
h2,
h3,
p {
  text-wrap: pretty;
}

h1 {
  max-width: 720px;
  margin: 0;
  font-size: clamp(60px, 6.5vw, 92px);
  font-weight: 600;
  line-height: 0.98;
  letter-spacing: -0.055em;
}

h1 em {
  color: var(--green);
  font-style: normal;
  font-weight: inherit;
}

.hero-intro {
  max-width: 570px;
  margin: 42px 0 0;
  color: var(--muted);
  font-size: 19px;
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 34px;
  margin-top: 38px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  min-width: 210px;
  padding: 16px 18px;
  font-size: 14px;
  font-weight: 600;
  transition: transform 160ms ease, background 160ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  background: var(--green);
  color: var(--white);
}

.button-primary:hover {
  background: #117b52;
}

.text-link {
  display: flex;
  gap: 16px;
  align-items: center;
  padding-block: 9px;
  border-bottom: 1px solid var(--ink);
  font-size: 14px;
  font-weight: 600;
}

.statement {
  background: var(--green-dark);
  color: var(--white);
}

.statement-grid {
  display: grid;
  grid-template-columns: 0.7fr 2fr;
  gap: 50px;
  padding-block: 115px 130px;
}

.statement .section-number {
  color: var(--green-bright);
}

.statement h2,
.section-heading h2,
.approach h2,
.contact h2 {
  margin: 0;
  font-size: clamp(40px, 4.7vw, 64px);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.045em;
}

.statement h2 {
  max-width: 790px;
}

.statement div > p {
  max-width: 570px;
  margin: 38px 0 0;
  color: #aebeb5;
  font-size: 18px;
  line-height: 1.7;
}

.services {
  padding-block: 130px 150px;
}

.section-heading {
  display: flex;
  justify-content: space-between;
  gap: 40px;
  align-items: flex-start;
  margin-bottom: 82px;
}

.section-heading h2 {
  width: 67%;
}

.service-list {
  border-top: 1px solid var(--ink);
}

.service-card {
  display: grid;
  grid-template-columns: 50px 1fr 32px;
  align-items: center;
  gap: 32px;
  padding: 40px 0;
  border-bottom: 1px solid var(--line);
  transition: padding 180ms ease, background 180ms ease;
}

.service-card:hover {
  padding-inline: 18px;
  background: var(--white);
}

.service-index {
  align-self: start;
  color: var(--green);
  font-size: 11px;
  line-height: 1.2;
}

.service-copy {
  display: grid;
  grid-template-columns: minmax(240px, 0.8fr) 1.2fr;
  align-items: center;
  gap: 40px;
}

.service-copy h3 {
  margin: 0;
  font-size: 26px;
  font-weight: 600;
  letter-spacing: -0.025em;
}

.service-copy p {
  max-width: 490px;
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

.service-card > a {
  display: grid;
  width: 32px;
  height: 32px;
  place-items: center;
  border: 1px solid var(--line);
  font-size: 14px;
  transition: background 160ms ease, color 160ms ease, border-color 160ms ease;
}

.service-card > a:hover {
  border-color: var(--green);
  background: var(--green);
  color: var(--white);
}

.approach {
  background: #eef4f0;
}

.approach-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 9vw;
  padding-block: 130px;
}

.approach-copy h2 {
  margin-top: 34px;
}

.approach-copy > p:last-child {
  max-width: 500px;
  margin: 40px 0 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.7;
}

.principles {
  border-top: 1px solid var(--ink);
}

.principle {
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 24px;
  padding: 32px 0;
  border-bottom: 1px solid #cbd8d0;
}

.principle > span {
  color: var(--green);
  font-size: 11px;
  line-height: 1.5;
}

.principle h3 {
  margin: 0 0 8px;
  font-size: 21px;
  font-weight: 600;
  letter-spacing: -0.015em;
}

.principle p {
  margin: 0;
  color: var(--muted);
}

.contact {
  padding-block: 120px;
}

.contact-card {
  position: relative;
  min-height: 470px;
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 70px;
  align-items: center;
  overflow: hidden;
  padding: 68px;
  background: var(--green);
  color: var(--white);
}

.section-number.light {
  margin-bottom: 34px;
  color: #baf6d6;
}

.contact-action {
  position: relative;
  z-index: 2;
}

.contact-action p {
  max-width: 360px;
  margin: 0 0 34px;
  color: #d5f3e3;
  font-size: 17px;
  line-height: 1.65;
}

.button-light {
  min-width: 245px;
  background: var(--white);
  color: var(--green-dark);
}

.site-footer {
  display: grid;
  grid-template-columns: 1fr 1fr 1.2fr;
  gap: 50px;
  align-items: start;
  padding-block: 28px 55px;
  border-top: 1px solid var(--line);
}

.footer-brand {
  font-size: 18px;
}

.site-footer > p {
  margin: 2px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
}

.footer-meta {
  display: flex;
  justify-content: flex-end;
  gap: 26px;
  color: var(--muted);
  font-size: 12px;
}

.footer-meta a:hover {
  color: var(--green);
}

@media (max-width: 980px) {
  .section-shell,
  .nav-wrap {
    width: min(calc(100% - 48px), var(--max-width));
  }

  .hero {
    min-height: auto;
    grid-template-columns: 1fr;
    padding-block: 90px;
  }

  .hero-copy {
    max-width: 770px;
  }

  .service-card {
    grid-template-columns: 42px 1fr 32px;
    gap: 20px;
  }

  .service-copy {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .approach-grid {
    gap: 6vw;
  }

  .contact-card {
    padding: 52px;
  }

  .site-footer {
    grid-template-columns: 1fr 1fr;
  }

  .footer-meta {
    grid-column: 1 / -1;
    justify-content: flex-start;
  }
}

@media (max-width: 720px) {
  .section-shell,
  .nav-wrap {
    width: calc(100% - 36px);
  }

  .nav-wrap {
    min-height: 68px;
  }

  .menu-button {
    position: relative;
    z-index: 2;
    width: 38px;
    height: 38px;
    display: grid;
    align-content: center;
    gap: 6px;
    padding: 8px;
  }

  .menu-button span:not(.sr-only) {
    display: block;
    width: 22px;
    height: 1px;
    background: var(--ink);
    transition: transform 180ms ease;
  }

  .menu-button[aria-expanded="true"] span:first-child {
    transform: translateY(3.5px) rotate(45deg);
  }

  .menu-button[aria-expanded="true"] span:nth-child(2) {
    transform: translateY(-3.5px) rotate(-45deg);
  }

  .site-nav {
    position: fixed;
    inset: 68px 0 auto;
    display: grid;
    gap: 0;
    padding: 12px 18px 22px;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-8px);
    transition: opacity 180ms ease, transform 180ms ease;
  }

  .site-nav.open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .site-nav > a {
    padding: 14px 2px;
    border-bottom: 1px solid var(--line);
  }

  .site-nav .nav-cta {
    margin-top: 14px;
    border: 1px solid var(--ink);
  }

  .hero {
    gap: 30px;
    padding-block: 70px 80px;
  }

  h1 {
    font-size: clamp(50px, 16vw, 76px);
  }

  .hero-intro {
    margin-top: 30px;
    font-size: 17px;
  }

  .hero-actions {
    align-items: flex-start;
    flex-direction: column;
    gap: 20px;
    margin-top: 30px;
  }

  .statement-grid,
  .approach-grid {
    grid-template-columns: 1fr;
  }

  .statement-grid {
    gap: 38px;
    padding-block: 85px;
  }

  .statement h2,
  .section-heading h2,
  .approach h2,
  .contact h2 {
    font-size: clamp(38px, 12vw, 56px);
  }

  .services {
    padding-block: 90px;
  }

  .section-heading {
    display: block;
    margin-bottom: 55px;
  }

  .section-heading h2 {
    width: 100%;
    margin-top: 28px;
  }

  .service-card {
    grid-template-columns: 38px 1fr 28px;
    align-items: start;
    gap: 18px;
    padding-block: 32px;
  }

  .service-card:hover {
    padding-inline: 0;
    background: transparent;
  }

  .service-copy h3 {
    font-size: 23px;
  }

  .service-card > a {
    margin-top: -6px;
  }

  .approach-grid {
    gap: 64px;
    padding-block: 90px;
  }

  .contact {
    width: 100%;
    padding-block: 0;
  }

  .contact-card {
    min-height: 590px;
    grid-template-columns: 1fr;
    gap: 48px;
    align-content: center;
    padding: 55px 24px;
  }

  .site-footer {
    grid-template-columns: 1fr;
    gap: 26px;
    padding-top: 55px;
  }

  .footer-meta {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
  }

  .footer-meta span {
    grid-column: 1 / -1;
  }
}

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

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
  }
}