:root {
  --teal: #0ea5a4;
  --teal-dark: #087f7e;
  --ink: #153332;
  --muted: #5b7271;
  --line: #dcebea;
  --surface: #f4faf9;
  --white: #ffffff;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background: var(--white);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}

button {
  font: inherit;
}

.container {
  width: min(100% - 3rem, 70rem);
  margin-inline: auto;
}

.hero {
  position: relative;
  display: grid;
  min-height: 35rem;
  overflow: hidden;
  place-items: center;
  isolation: isolate;
}

.hero::before,
.hero::after {
  position: absolute;
  z-index: -1;
  width: 30rem;
  height: 30rem;
  border-radius: 50%;
  background: rgba(14, 165, 164, 0.09);
  content: "";
  filter: blur(1px);
}

.hero::before {
  top: -20rem;
  right: -9rem;
}

.hero::after {
  bottom: -23rem;
  left: -12rem;
}

.hero__content {
  max-width: 51rem;
  text-align: center;
}

.eyebrow {
  margin: 0 0 1.125rem;
  color: var(--teal-dark);
  font-size: 0.72rem;
  font-weight: 750;
  letter-spacing: 0.15em;
  line-height: 1.2;
}

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

h1,
h2,
h3 {
  letter-spacing: -0.04em;
}

h1 {
  margin-bottom: 1.25rem;
  font-size: clamp(3rem, 7vw, 5.5rem);
  line-height: 0.98;
}

h2 {
  margin-bottom: 1.25rem;
  font-size: clamp(2.1rem, 4vw, 3.3rem);
  line-height: 1.05;
}

.hero__subtitle {
  max-width: 39rem;
  margin: 0 auto 2rem;
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  line-height: 1.6;
}

.button {
  border: 1px solid var(--teal);
  border-radius: 0.5rem;
  padding: 0.9rem 1.45rem;
  background: var(--teal);
  color: var(--white);
  cursor: default;
  font-weight: 700;
  transition: background-color 160ms ease, box-shadow 160ms ease, transform 160ms ease;
}

.button:hover {
  background: var(--teal-dark);
  box-shadow: 0 0.6rem 1.5rem rgba(14, 165, 164, 0.2);
  transform: translateY(-1px);
}

.button:focus-visible {
  outline: 3px solid rgba(14, 165, 164, 0.35);
  outline-offset: 3px;
}

.section {
  padding: 7rem 0;
}

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

.about__content {
  max-width: 47rem;
}

.about__content p:last-child {
  max-width: 42rem;
  margin-bottom: 0;
  color: var(--muted);
  font-size: 1.125rem;
  line-height: 1.7;
}

.section-heading {
  max-width: 42rem;
  margin-bottom: 3rem;
}

.section-heading h2 {
  margin-bottom: 0;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.feature-card {
  min-height: 15rem;
  padding: 1.8rem;
  border: 1px solid var(--line);
  border-radius: 0.75rem;
  background: var(--white);
}

.feature-card__icon {
  display: grid;
  width: 2.75rem;
  height: 2.75rem;
  margin-bottom: 2.5rem;
  border-radius: 0.625rem;
  place-items: center;
  background: rgba(14, 165, 164, 0.11);
  color: var(--teal-dark);
}

.feature-card__icon svg {
  width: 1.45rem;
  height: 1.45rem;
}

.feature-card h3 {
  margin-bottom: 0.6rem;
  font-size: 1.25rem;
}

.feature-card p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.96rem;
  line-height: 1.6;
}

.footer {
  padding: 2rem 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.875rem;
}

.footer p {
  margin: 0;
}

@media (max-width: 700px) {
  .container {
    width: min(100% - 2.5rem, 70rem);
  }

  .hero {
    min-height: 31rem;
  }

  .section {
    padding: 4.75rem 0;
  }

  .feature-grid {
    grid-template-columns: 1fr;
  }

  .feature-card {
    min-height: 0;
  }

  .feature-card__icon {
    margin-bottom: 1.75rem;
  }
}

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

  .button {
    transition: none;
  }
}