:root {
  --ink: #112d38;
  --blue: #0875b9;
  --blue-dark: #05537f;
  --green: #55a633;
  --green-soft: #b9de7b;
  --cream: #f3f5ef;
  --white: #ffffff;
  --line: rgba(17, 45, 56, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: "Segoe UI", Arial, Helvetica, sans-serif;
}

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

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

.site-header {
  align-items: center;
  background: rgba(248, 250, 245, 0.93);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(17, 45, 56, 0.08);
  display: flex;
  height: 82px;
  justify-content: space-between;
  left: 0;
  padding: 0 clamp(24px, 5vw, 86px);
  position: fixed;
  right: 0;
  top: 0;
  z-index: 20;
}

.brand {
  align-items: center;
  display: inline-flex;
  font-size: 21px;
  font-style: normal;
  gap: 12px;
  letter-spacing: -0.04em;
}

.brand strong {
  color: var(--blue);
  font-weight: 800;
}

.brand em {
  color: var(--green);
  font-style: normal;
  font-weight: 800;
}

.brand-logo {
  border-radius: 50%;
  display: block;
  height: 46px;
  object-fit: cover;
  width: 46px;
}

nav {
  align-items: center;
  display: flex;
  font-size: 14px;
  font-weight: 650;
  gap: clamp(20px, 3vw, 44px);
}

nav a:not(.nav-cta) {
  transition: color 180ms ease;
}

nav a:not(.nav-cta):hover {
  color: var(--blue);
}

.nav-cta {
  background: var(--ink);
  border-radius: 999px;
  color: white;
  padding: 12px 21px;
}

.hero {
  align-items: center;
  display: flex;
  min-height: 760px;
  overflow: hidden;
  padding: 150px clamp(24px, 8vw, 138px) 90px;
  position: relative;
}

.hero-image,
.hero-overlay {
  inset: 0;
  position: absolute;
}

.hero-image {
  background-image: url("assets/hero-vinedo.jpg");
  background-position: center 47%;
  background-size: cover;
  transform: scale(1.03);
}

.hero-overlay {
  background:
    linear-gradient(90deg, rgba(6, 36, 49, 0.96) 0%, rgba(6, 36, 49, 0.81) 45%, rgba(6, 36, 49, 0.15) 79%),
    linear-gradient(0deg, rgba(6, 36, 49, 0.28), transparent 45%);
}

.hero-content {
  color: white;
  max-width: 840px;
  position: relative;
  z-index: 2;
}

.eyebrow,
.section-kicker {
  color: var(--blue);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.17em;
  margin: 0 0 22px;
  text-transform: uppercase;
}

.hero .eyebrow {
  color: var(--green-soft);
}

.hero h1 {
  font-size: clamp(50px, 6.4vw, 98px);
  letter-spacing: -0.065em;
  line-height: 0.95;
  margin: 0;
}

.hero h1 span {
  color: var(--green-soft);
}

.hero-content > p {
  color: rgba(255, 255, 255, 0.82);
  font-size: clamp(18px, 1.8vw, 24px);
  line-height: 1.5;
  margin: 32px 0 0;
  max-width: 670px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 40px;
}

.button {
  align-items: center;
  border: 1px solid transparent;
  border-radius: 999px;
  display: inline-flex;
  font-size: 15px;
  font-weight: 750;
  justify-content: center;
  min-height: 52px;
  padding: 0 26px;
  transition: transform 180ms ease, background 180ms ease;
}

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

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

.button.ghost {
  border-color: rgba(255, 255, 255, 0.4);
  color: white;
  gap: 10px;
}

.button.ghost:hover {
  background: rgba(255, 255, 255, 0.1);
}

.hero-proof {
  align-items: flex-end;
  bottom: 38px;
  color: white;
  display: flex;
  flex-direction: column;
  font-size: 13px;
  position: absolute;
  right: clamp(24px, 5vw, 86px);
  z-index: 2;
}

.hero-proof strong {
  color: var(--green-soft);
}

.section {
  padding: clamp(78px, 9vw, 140px) clamp(24px, 8vw, 138px);
}

.problem {
  display: grid;
  gap: 90px;
  grid-template-columns: 1fr 0.92fr;
}

.problem h2,
.solution h2,
.tech h2,
.benefits h2,
.applications h2,
.video-section h2,
.contact h2 {
  font-size: clamp(37px, 4.3vw, 66px);
  letter-spacing: -0.05em;
  line-height: 1.02;
  margin: 0;
}

.problem-copy {
  border-left: 1px solid var(--line);
  font-size: 20px;
  line-height: 1.55;
  padding-left: clamp(28px, 4vw, 64px);
}

.problem-copy p {
  margin: 0 0 24px;
}

.problem-copy strong {
  color: var(--blue);
}

.solution {
  background: var(--ink);
  color: white;
}

.section-kicker.light {
  color: var(--green-soft);
}

.solution-heading {
  align-items: end;
  display: grid;
  gap: 90px;
  grid-template-columns: 1.2fr 0.8fr;
}

.solution-heading > p {
  color: rgba(255, 255, 255, 0.66);
  font-size: 19px;
  line-height: 1.6;
  margin: 0;
}

.capability-grid {
  border-top: 1px solid rgba(255, 255, 255, 0.16);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-top: 80px;
}

.capability-grid article {
  border-right: 1px solid rgba(255, 255, 255, 0.16);
  min-height: 295px;
  padding: 32px 30px 20px 0;
}

.capability-grid article:not(:first-child) {
  padding-left: 30px;
}

.capability-grid article:last-child {
  border-right: 0;
}

.capability-grid article > span {
  color: var(--green-soft);
  font-size: 13px;
  font-weight: 750;
}

.capability-grid h3 {
  font-size: 25px;
  letter-spacing: -0.035em;
  margin: 55px 0 18px;
}

.capability-grid p {
  color: rgba(255, 255, 255, 0.62);
  font-size: 15px;
  line-height: 1.6;
  margin: 0;
}

.tech {
  align-items: center;
  display: grid;
  gap: clamp(60px, 8vw, 125px);
  grid-template-columns: 1.08fr 0.92fr;
}

.tech-visual {
  position: relative;
}

.tech-visual::before {
  background: var(--green);
  border-radius: 50%;
  content: "";
  height: 180px;
  left: -42px;
  opacity: 0.15;
  position: absolute;
  top: -48px;
  width: 180px;
}

.tech-visual img {
  border: 10px solid white;
  border-radius: 20px;
  box-shadow: 0 32px 70px rgba(17, 45, 56, 0.18);
  display: block;
  position: relative;
  width: 100%;
}

.live-chip {
  align-items: center;
  background: white;
  border-radius: 999px;
  bottom: 24px;
  box-shadow: 0 12px 30px rgba(17, 45, 56, 0.15);
  display: flex;
  font-size: 13px;
  font-weight: 700;
  gap: 9px;
  padding: 13px 18px;
  position: absolute;
  right: 24px;
}

.live-chip i {
  background: var(--green);
  border-radius: 50%;
  box-shadow: 0 0 0 5px rgba(85, 166, 51, 0.16);
  height: 8px;
  width: 8px;
}

.tech-copy > p:not(.section-kicker) {
  color: #526970;
  font-size: 18px;
  line-height: 1.6;
  margin: 26px 0;
}

.tech-copy ul {
  border-top: 1px solid var(--line);
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
}

.tech-copy li {
  border-bottom: 1px solid var(--line);
  font-size: 16px;
  font-weight: 650;
  padding: 18px 0 18px 30px;
  position: relative;
}

.tech-copy li::before {
  color: var(--green);
  content: "↗";
  font-weight: 900;
  left: 0;
  position: absolute;
}

.benefits {
  background: white;
}

.benefits-heading {
  max-width: 790px;
}

.benefits-heading > p:last-child {
  color: #60737a;
  font-size: 19px;
}

.metric-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(4, 1fr);
  margin-top: 65px;
}

.metric {
  background: var(--cream);
  border-radius: 8px;
  min-height: 215px;
  padding: 35px;
}

.metric strong {
  color: var(--blue);
  display: block;
  font-size: clamp(34px, 3vw, 50px);
  letter-spacing: -0.05em;
}

.metric span {
  display: block;
  font-size: 15px;
  line-height: 1.4;
  margin-top: 62px;
  max-width: 150px;
}

.applications {
  background: var(--blue-dark);
  color: white;
  display: grid;
  gap: 100px;
  grid-template-columns: 0.9fr 1.1fr;
}

.crop-list {
  border-top: 1px solid rgba(255, 255, 255, 0.22);
}

.crop-list span {
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.22);
  display: flex;
  font-size: clamp(18px, 2vw, 27px);
  font-weight: 700;
  justify-content: space-between;
  padding: 18px 0;
}

.crop-list i {
  color: var(--green-soft);
  font-size: 12px;
  font-style: normal;
  letter-spacing: 0.12em;
  order: 2;
}

.video-section {
  align-items: center;
  display: grid;
  gap: clamp(55px, 8vw, 120px);
  grid-template-columns: 0.75fr 1.25fr;
}

.video-copy > p:last-child {
  color: #60737a;
  font-size: 18px;
  line-height: 1.6;
}

.video-section video {
  background: var(--ink);
  border-radius: 20px;
  box-shadow: 0 30px 70px rgba(17, 45, 56, 0.2);
  display: block;
  width: 100%;
}

.contact {
  align-items: end;
  background: var(--green);
  color: white;
  display: grid;
  gap: 80px;
  grid-template-columns: 1.1fr 0.9fr;
}

.contact .section-kicker {
  color: var(--ink);
}

.contact-action p {
  font-size: 18px;
  line-height: 1.55;
  margin: 0 0 28px;
}

.contact-button {
  background: white;
  color: var(--ink);
}

footer {
  align-items: center;
  background: #08232e;
  color: rgba(255, 255, 255, 0.6);
  display: grid;
  font-size: 13px;
  grid-template-columns: 1fr 1.6fr 1fr;
  padding: 40px clamp(24px, 8vw, 138px);
}

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

footer p {
  margin: 0;
  text-align: center;
}

footer > span {
  text-align: right;
}

@media (max-width: 980px) {
  .site-header {
    height: 72px;
  }

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

  .hero {
    min-height: 700px;
  }

  .problem,
  .solution-heading,
  .tech,
  .applications,
  .video-section,
  .contact {
    gap: 50px;
    grid-template-columns: 1fr;
  }

  .capability-grid,
  .metric-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .capability-grid article:nth-child(2) {
    border-right: 0;
  }

  footer {
    gap: 24px;
    grid-template-columns: 1fr;
    text-align: center;
  }

  footer > span {
    text-align: center;
  }
}

@media (max-width: 620px) {
  .site-header {
    padding: 0 18px;
  }

  .brand {
    font-size: 17px;
  }

  .brand-logo {
    height: 40px;
    width: 40px;
  }

  .nav-cta {
    padding: 10px 16px;
  }

  .hero {
    min-height: 720px;
    padding-left: 22px;
    padding-right: 22px;
  }

  .hero-overlay {
    background: linear-gradient(90deg, rgba(6, 36, 49, 0.95), rgba(6, 36, 49, 0.66));
  }

  .hero h1 {
    font-size: 52px;
  }

  .hero-proof {
    display: none;
  }

  .section {
    padding-left: 22px;
    padding-right: 22px;
  }

  .problem-copy {
    padding-left: 24px;
  }

  .capability-grid,
  .metric-grid {
    grid-template-columns: 1fr;
  }

  .capability-grid article,
  .capability-grid article:not(:first-child) {
    border-bottom: 1px solid rgba(255, 255, 255, 0.16);
    border-right: 0;
    min-height: auto;
    padding: 26px 0 34px;
  }

  .capability-grid h3 {
    margin-top: 25px;
  }

  .metric {
    min-height: 180px;
  }

  .metric span {
    margin-top: 38px;
  }

  .button {
    width: 100%;
  }

  .contact-button {
    font-size: 13px;
  }
}

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

  .button {
    transition: none;
  }
}