:root {
  --ink: #13242a;
  --muted: #627174;
  --teal: #149c91;
  --teal-dark: #0c746d;
  --stone: #f4f6f2;
  --line: rgba(19, 36, 42, 0.14);
  --white: #ffffff;
  --shadow: 0 24px 70px rgba(19, 36, 42, 0.12);
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--stone);
  color: var(--ink);
  font-family: Manrope, Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  margin: 0;
}

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

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

.container {
  margin-inline: auto;
  max-width: 1180px;
  padding-inline: clamp(1.25rem, 4vw, 2.5rem);
}

.nav {
  align-items: center;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--line);
  display: flex;
  gap: var(--space-8);
  justify-content: space-between;
  min-height: 82px;
  padding: var(--space-3) clamp(1.25rem, 4vw, 2.5rem);
  position: sticky;
  top: 0;
  z-index: 20;
}

.brand img {
  height: 42px;
  object-fit: contain;
  width: auto;
}

.nav__right {
  align-items: center;
  display: flex;
  gap: var(--space-5);
}

.nav__links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-5);
  justify-content: flex-end;
}

.nav__links a {
  color: var(--ink);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.language-switch {
  align-items: center;
  border-left: 1px solid var(--line);
  color: var(--muted);
  display: flex;
  gap: 0.45rem;
  padding-left: var(--space-5);
}

.language-switch__link {
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.language-switch__link--active,
.language-switch__link:hover {
  color: var(--teal);
}

.hero {
  background: #0b1719;
  display: grid;
  min-height: calc(100vh - 82px);
  overflow: hidden;
  position: relative;
}

.hero__image {
  background:
    linear-gradient(90deg, rgba(8, 18, 20, 0.86), rgba(8, 18, 20, 0.55) 50%, rgba(8, 18, 20, 0.18)),
    url("/assets/natural-capital.webp") center / cover no-repeat;
  inset: 0;
  position: absolute;
  transform: scale(1.02);
}

.hero__content {
  align-self: center;
  color: var(--white);
  max-width: 920px;
  padding: clamp(5rem, 10vw, 8rem) clamp(1.25rem, 7vw, 6rem);
  position: relative;
  z-index: 1;
}

.eyebrow,
.section-label {
  color: var(--teal);
  display: block;
  font-size: 0.75rem;
  font-weight: 900;
  letter-spacing: 0.16em;
  margin-bottom: var(--space-4);
  text-transform: uppercase;
}

.hero h1,
h2,
h3,
p {
  margin: 0;
}

.hero h1 {
  font-size: clamp(2.7rem, 6.1vw, 5.25rem);
  font-weight: 500;
  letter-spacing: -0.035em;
  line-height: 1.04;
  max-width: 900px;
}

.hero p {
  color: rgba(255, 255, 255, 0.82);
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  line-height: 1.6;
  margin-top: var(--space-6);
  max-width: 620px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-top: var(--space-8);
}

.button {
  align-items: center;
  background: var(--teal);
  border: 1px solid var(--teal);
  color: var(--white);
  display: inline-flex;
  font-size: 0.8rem;
  font-weight: 900;
  justify-content: center;
  letter-spacing: 0.12em;
  min-height: 48px;
  padding: 0 var(--space-5);
  text-transform: uppercase;
  transition: background 0.2s ease, transform 0.2s ease;
}

.button:hover {
  background: var(--teal-dark);
  transform: translateY(-1px);
}

.button--ghost {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.52);
}

.intro,
.technology,
.proof {
  padding-block: clamp(var(--space-16), 10vw, var(--space-20));
}

.intro__grid,
.technology__grid,
.proof__grid {
  align-items: center;
  display: grid;
  gap: clamp(var(--space-8), 7vw, var(--space-16));
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.9fr);
}

h2 {
  font-size: clamp(2rem, 5vw, 4.4rem);
  font-weight: 500;
  letter-spacing: -0.035em;
  line-height: 1;
}

.intro p,
.technology__copy p,
.footer p {
  color: var(--muted);
  font-size: clamp(1rem, 1.7vw, 1.22rem);
  line-height: 1.7;
}

.intro p {
  margin-top: var(--space-6);
}

.intro__visual,
.technology__screen,
.proof__image {
  background: var(--white);
  border: 1px solid var(--line);
}

.intro__visual {
  box-shadow: var(--shadow);
  padding: var(--space-4);
}

.intro__visual img {
  aspect-ratio: 1 / 1;
  object-fit: cover;
  width: 100%;
}

.product {
  padding-bottom: var(--space-20);
}

.product__grid {
  display: grid;
  gap: 1px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.product article {
  background: var(--white);
  border: 1px solid var(--line);
  min-height: 300px;
  padding: var(--space-8);
}

.product span {
  color: var(--teal);
  display: block;
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  margin-bottom: var(--space-8);
}

.product h3,
.audiences h3 {
  font-size: clamp(1.45rem, 3vw, 2rem);
  font-weight: 500;
  line-height: 1.08;
}

.product p,
.audiences p {
  color: var(--muted);
  line-height: 1.7;
  margin-top: var(--space-4);
}

.split {
  background: var(--white);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.9fr);
}

.split__media {
  min-height: 620px;
}

.split__media img {
  height: 100%;
  object-fit: cover;
  width: 100%;
}

.split__copy {
  align-self: center;
  padding: clamp(var(--space-12), 8vw, var(--space-20));
}

.audiences {
  display: grid;
  gap: var(--space-6);
  margin-top: var(--space-10);
}

.audiences article {
  border-top: 1px solid var(--line);
  padding-top: var(--space-5);
}

.technology {
  background: #102326;
  color: var(--white);
}

.technology__grid {
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
}

.technology__screen {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.16);
  box-shadow: var(--shadow);
  padding: var(--space-4);
}

.technology__screen img {
  aspect-ratio: 4 / 3;
  object-fit: cover;
  width: 100%;
}

.technology__copy p {
  color: rgba(255, 255, 255, 0.72);
  margin-top: var(--space-6);
}

.tech-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-8);
}

.tech-list span {
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  padding: 0.7rem 0.85rem;
  text-transform: uppercase;
}

.proof {
  background: var(--stone);
}

.proof__grid {
  grid-template-columns: minmax(0, 0.8fr) minmax(320px, 1.1fr);
}

.proof__image {
  box-shadow: var(--shadow);
  overflow: hidden;
}

.proof__image img {
  aspect-ratio: 16 / 10;
  object-fit: cover;
  width: 100%;
}

.footer {
  background: var(--white);
  border-top: 1px solid var(--line);
  padding-block: var(--space-12);
}

.footer__grid {
  align-items: center;
  display: grid;
  gap: var(--space-8);
  grid-template-columns: minmax(0, 1fr) auto;
}

.footer__logo {
  height: 46px;
  margin-bottom: var(--space-5);
  object-fit: contain;
  width: auto;
}

.footer__cta {
  display: grid;
  gap: var(--space-2);
  justify-items: end;
}

.footer__cta span {
  color: var(--teal);
  font-size: 0.75rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.footer__cta a {
  font-size: clamp(1.4rem, 3vw, 2.2rem);
  font-weight: 500;
  letter-spacing: -0.03em;
}

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.9s ease, transform 0.9s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 860px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
    gap: var(--space-3);
  }

  .nav__right {
    align-items: flex-start;
    display: grid;
    gap: var(--space-3);
    grid-template-columns: minmax(0, 1fr) auto;
    width: 100%;
  }

  .nav__links {
    flex-wrap: nowrap;
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: var(--space-2);
    width: 100%;
  }

  .language-switch {
    border-left: 0;
    justify-self: end;
    padding-left: 0;
    padding-top: 0.1rem;
  }

  .hero {
    min-height: 660px;
  }

  .intro__grid,
  .technology__grid,
  .proof__grid,
  .split,
  .product__grid,
  .footer__grid {
    grid-template-columns: 1fr;
  }

  .product article {
    min-height: 0;
    padding: var(--space-6);
  }

  .split__media {
    min-height: 300px;
  }

  .footer__cta {
    justify-items: start;
  }
}

@media (max-width: 560px) {
  .brand img {
    height: 34px;
  }

  .hero__content {
    padding-top: var(--space-16);
  }

  .hero h1 {
    font-size: clamp(2.4rem, 13vw, 4.2rem);
  }

  .button {
    width: 100%;
  }

  .split__copy {
    padding: var(--space-8) var(--space-5);
  }

  .technology__screen {
    margin-inline: calc(var(--space-5) * -1);
  }
}