:root {
  color-scheme: light;
  --ink: #15231e;
  --muted: #5d6d66;
  --line: #dbe4df;
  --surface: #ffffff;
  --paper: #f5f7f4;
  --accent: #09945e;
  --accent-dark: #067449;
  --accent-soft: #e5f4ec;
  --deep: #102a21;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Microsoft YaHei", sans-serif;
  -webkit-font-smoothing: antialiased;
}

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

a:focus-visible {
  outline: 3px solid rgba(9, 148, 94, 0.28);
  outline-offset: 4px;
}

.site-header,
main,
footer {
  width: min(1120px, calc(100% - 56px));
  margin: 0 auto;
}

.site-header {
  display: flex;
  min-height: 78px;
  align-items: center;
  justify-content: flex-end;
  gap: 28px;
  border-bottom: 1px solid var(--line);
}

nav {
  display: flex;
  align-items: center;
  gap: 24px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 620;
  white-space: nowrap;
}

nav a:hover,
nav a:focus-visible {
  color: var(--accent-dark);
}

.nav-contact {
  padding: 10px 16px;
  border-radius: 999px;
  color: #ffffff;
  background: var(--deep);
}

nav .nav-contact:hover,
nav .nav-contact:focus-visible {
  color: #ffffff;
  background: var(--accent-dark);
}

.hero {
  display: grid;
  min-height: 552px;
  padding: 72px 0;
  grid-template-columns: minmax(0, 1.25fr) minmax(320px, 0.75fr);
  gap: 68px;
  align-items: center;
}

.eyebrow,
.section-heading > p,
.contact-copy > p {
  margin: 0;
  color: var(--accent-dark);
  font-size: 13px;
  font-weight: 760;
  letter-spacing: 0.12em;
}

h1 {
  max-width: 720px;
  margin: 20px 0 0;
  font-size: clamp(52px, 6.2vw, 78px);
  font-weight: 720;
  letter-spacing: -0.06em;
  line-height: 1.02;
}

h1 span {
  color: var(--accent);
}

.filing-headline {
  display: inline-flex;
  align-items: baseline;
  gap: 0.08em;
}

.filing-headline small {
  font-size: 0.48em;
  font-weight: 760;
  letter-spacing: -0.02em;
}

.intro {
  max-width: 610px;
  margin: 26px 0 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.75;
}

.actions {
  display: flex;
  gap: 12px;
  margin-top: 32px;
  flex-wrap: wrap;
}

.actions a,
.offer-card > a {
  display: inline-flex;
  min-height: 48px;
  padding: 0 22px;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 700;
}

.primary-action {
  color: #ffffff;
  background: var(--accent-dark);
}

.primary-action:hover,
.primary-action:focus-visible {
  background: var(--deep);
}

.secondary-action {
  border: 1px solid var(--line);
  background: var(--surface);
}

.offer-card {
  padding: 34px;
  border-radius: 28px;
  color: #ffffff;
  background: var(--deep);
  box-shadow: 0 22px 54px rgba(16, 42, 33, 0.15);
}

.offer-card > p {
  margin: 0;
  color: #afc9be;
  font-size: 14px;
  font-weight: 680;
}

.price {
  margin-top: 14px;
  font-size: 82px;
  font-weight: 760;
  letter-spacing: -0.065em;
  line-height: 1;
}

.price > span {
  margin-right: 4px;
  color: #83deb5;
  font-size: 25px;
  vertical-align: top;
  line-height: 1.7;
}

.price small {
  margin-left: 8px;
  color: #d8ebe2;
  font-size: 16px;
  letter-spacing: 0;
}

.offer-card ul {
  display: grid;
  gap: 11px;
  margin: 28px 0 30px;
  padding: 0;
  color: #d8e5df;
  font-size: 15px;
  list-style: none;
}

.offer-card li::before {
  margin-right: 10px;
  color: #83deb5;
  content: "•";
}

.offer-card > a {
  width: 100%;
  color: var(--deep);
  background: #ffffff;
}

.offer-card > a:hover,
.offer-card > a:focus-visible {
  background: var(--accent-soft);
}

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

footer a:hover {
  color: var(--accent-dark);
}

.icp-link {
  margin-left: auto;
}

.services,
.process {
  padding: 80px 0;
}

.services {
  border-bottom: 1px solid var(--line);
}

.section-heading {
  display: grid;
  grid-template-columns: 170px minmax(0, 1fr);
  gap: 30px;
  align-items: start;
}

.section-heading h2,
.contact h2 {
  margin: 0;
  font-size: clamp(34px, 4vw, 50px);
  font-weight: 690;
  letter-spacing: -0.045em;
  line-height: 1.16;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 44px;
}

.service-grid article {
  min-height: 190px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--surface);
}

.service-grid article > span,
.process-list li > span {
  color: var(--accent-dark);
  font-size: 12px;
  font-weight: 760;
  letter-spacing: 0.1em;
}

.service-grid h3 {
  margin: 38px 0 0;
  font-size: 24px;
  font-weight: 700;
}

.service-grid p {
  max-width: 460px;
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.7;
}

.process-list {
  display: grid;
  margin: 44px 0 0;
  padding: 0;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  list-style: none;
}

.process-list li {
  display: grid;
  min-height: 132px;
  padding: 0 28px;
  align-content: start;
}

.process-list li:first-child {
  padding-left: 0;
}

.process-list li + li {
  border-left: 1px solid var(--line);
}

.process-list strong {
  margin-top: 24px;
  font-size: 20px;
}

.process-list p {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.contact {
  display: grid;
  margin: 56px 0 72px;
  padding: 52px;
  grid-template-columns: minmax(0, 1fr) 260px;
  gap: 60px;
  align-items: center;
  border-radius: 30px;
  color: #ffffff;
  background: var(--deep);
}

.contact-copy > p {
  color: #83deb5;
}

.contact h2 {
  margin-top: 18px;
  font-size: clamp(38px, 4.4vw, 56px);
}

.contact-copy > span {
  display: block;
  margin-top: 20px;
  color: #c8dcd3;
  font-size: 16px;
}

.qr-card {
  padding: 14px 14px 16px;
  border-radius: 22px;
  color: var(--ink);
  background: #ffffff;
  text-align: center;
}

.qr-card img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 12px;
}

.qr-card p {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 13px;
  font-weight: 650;
}

.qr-note {
  display: block;
  margin-top: 5px;
  color: var(--accent-dark);
  font-size: 14px;
}

footer {
  display: flex;
  min-height: 82px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}

@media (max-width: 820px) {
  .site-header,
  main,
  footer {
    width: min(100% - 32px, 620px);
  }

  .site-header {
    min-height: 64px;
  }

  nav {
    gap: 10px;
  }

  nav a:not(.nav-contact) {
    display: none;
  }

  .nav-contact {
    padding: 9px 14px;
    font-size: 13px;
  }

  .hero {
    min-height: auto;
    padding: 44px 0 28px;
    grid-template-columns: 1fr;
    gap: 32px;
  }

  h1 {
    margin-top: 17px;
    font-size: clamp(43px, 12.2vw, 58px);
  }

  .intro {
    margin-top: 21px;
    font-size: 15px;
  }

  .actions {
    margin-top: 26px;
  }

  .actions a {
    min-height: 46px;
  }

  .offer-card {
    padding: 28px;
    border-radius: 24px;
  }

  .price {
    font-size: 72px;
  }

  .services,
  .process {
    padding: 54px 0;
  }

  .section-heading,
  .service-grid,
  .process-list {
    grid-template-columns: 1fr;
  }

  .section-heading {
    gap: 12px;
  }

  .section-heading h2 {
    font-size: 34px;
  }

  .service-grid {
    gap: 12px;
    margin-top: 28px;
  }

  .service-grid article {
    min-height: 174px;
    padding: 22px;
  }

  .service-grid h3 {
    margin-top: 28px;
  }

  .process-list {
    gap: 0;
    margin-top: 28px;
  }

  .process-list li,
  .process-list li:first-child {
    min-height: auto;
    padding: 18px 0;
  }

  .process-list li + li {
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .process-list strong {
    margin-top: 10px;
  }

  .contact {
    margin: 48px 0 56px;
    padding: 28px 20px 20px;
    grid-template-columns: 1fr;
    gap: 24px;
    border-radius: 24px;
  }

  .contact h2 {
    font-size: 38px;
  }

  .qr-card {
    width: min(100%, 260px);
    justify-self: center;
  }

  footer {
    min-height: 88px;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
  }

  .icp-link {
    margin-left: auto;
    text-align: right;
  }
}

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