:root {
  --ink: #17212b;
  --muted: #5b6876;
  --line: #dce4ea;
  --paper: #ffffff;
  --soft: #f3f7f6;
  --brand: #1b8278;
  --brand-dark: #0f5f59;
  --accent: #d98c35;
  --shadow: 0 18px 45px rgba(23, 33, 43, .10);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.55;
}

a {
  color: inherit;
}

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

.wrap {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, .94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(10px);
}

.topbar__inner {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand__mark {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  color: #fff;
  background: linear-gradient(135deg, var(--brand), #2ba99b);
  border-radius: 8px;
  font-weight: 700;
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  font-size: 20px;
  letter-spacing: 0;
}

.brand small {
  color: var(--muted);
  font-size: 12px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 22px;
  font-size: 14px;
}

.nav a {
  text-decoration: none;
  color: var(--muted);
}

.nav a:hover {
  color: var(--brand-dark);
}

.menu {
  display: none;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 6px;
  padding: 9px 12px;
}

.hero {
  padding: 76px 0;
  background: linear-gradient(120deg, rgba(27, 130, 120, .12), rgba(217, 140, 53, .08)), #f8fbfa;
}

.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, .9fr);
  gap: 44px;
  align-items: center;
}

.hero__media {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: var(--shadow);
}

.hero__media img {
  width: 100%;
  aspect-ratio: 14 / 9;
  object-fit: cover;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--brand-dark);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 740px;
  margin-bottom: 22px;
  font-size: clamp(36px, 5vw, 62px);
  line-height: 1.04;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 16px;
  font-size: clamp(28px, 3vw, 42px);
  line-height: 1.12;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 20px;
}

.lead {
  max-width: 680px;
  color: var(--muted);
  font-size: 19px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 12px 18px;
  border-radius: 6px;
  font-weight: 700;
  text-decoration: none;
}

.button--primary {
  color: #fff;
  background: var(--brand);
}

.button--ghost {
  border: 1px solid var(--brand);
  color: var(--brand-dark);
  background: #fff;
}

.section {
  padding: 74px 0;
}

.section--tint {
  background: var(--soft);
}

.section__head {
  max-width: 760px;
  margin-bottom: 30px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-bottom: 1px solid var(--line);
}

.card__icon {
  display: inline-flex;
  margin: 22px 26px 18px;
  color: var(--brand-dark);
  font-weight: 800;
}

.card h3,
.card p {
  margin-left: 26px;
  margin-right: 26px;
}

.card p {
  margin-bottom: 26px;
}

.card p,
.checklist p,
.list p,
.faq p {
  color: var(--muted);
}

.checklist {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(320px, 1.1fr);
  gap: 42px;
  align-items: start;
}

.checklist__box {
  display: grid;
  gap: 12px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.checklist__box label {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.checklist__box input {
  width: 18px;
  height: 18px;
  margin-top: 3px;
  accent-color: var(--brand);
}

.split {
  display: grid;
  grid-template-columns: minmax(0, .75fr) minmax(360px, 1.25fr);
  gap: 42px;
}

.list {
  display: grid;
  gap: 16px;
}

.list__item {
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}

.faq {
  max-width: 860px;
}

.faq details {
  border-bottom: 1px solid var(--line);
  padding: 18px 0;
}

.faq summary {
  cursor: pointer;
  font-weight: 700;
}

.faq details p {
  margin: 12px 0 0;
}

.footer {
  padding: 28px 0;
  color: #d8e7e5;
  background: #17312f;
}

.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.footer p {
  margin: 0;
}

.footer a {
  margin-left: 16px;
  color: #fff;
  text-decoration: none;
}

@media (max-width: 820px) {
  .nav {
    display: none;
  }

  .menu {
    display: inline-flex;
  }

  .nav.is-open {
    position: absolute;
    left: 20px;
    right: 20px;
    top: 70px;
    display: grid;
    gap: 0;
    padding: 12px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #fff;
    box-shadow: var(--shadow);
  }

  .nav.is-open a {
    padding: 12px;
  }

  .hero__grid,
  .cards,
  .checklist,
  .split {
    grid-template-columns: 1fr;
  }

  .hero {
    padding: 48px 0;
  }

  .section {
    padding: 52px 0;
  }

  .footer__inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .footer a {
    display: inline-block;
    margin: 0 14px 10px 0;
  }
}