:root {
  --ink: #101816;
  --muted: #66726d;
  --green: #247542;
  --green-deep: #143c2c;
  --gold: #d4ad55;
  --paper: #f7f8f4;
  --white: #ffffff;
  --line: rgba(16, 24, 22, 0.14);
  --shadow: 0 22px 60px rgba(12, 45, 29, 0.16);
}

* {
  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;
}

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

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 72px;
  padding: 14px clamp(18px, 5vw, 72px);
  background: rgba(247, 248, 244, 0.92);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  text-decoration: none;
}

.brand-logo {
  width: 74px;
  height: 50px;
  object-fit: contain;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(14px, 2vw, 30px);
  color: #26332f;
  font-size: 15px;
}

.site-nav a {
  text-decoration: none;
}

.site-nav a:hover {
  color: var(--green);
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  background: var(--white);
  border-radius: 50%;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  background: var(--ink);
}

.hero {
  position: relative;
  min-height: 690px;
  display: grid;
  align-items: end;
  padding: 110px clamp(20px, 6vw, 88px) 76px;
  color: var(--white);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(8, 18, 14, 0.84), rgba(8, 18, 14, 0.52), rgba(8, 18, 14, 0.16)), url("https://greenscienceusa.com/wp-content/uploads/2024/07/IMG_5849-1-scaled.jpeg") center/cover;
}

.hero-content {
  position: relative;
  max-width: 820px;
}

.eyebrow,
.section-kicker {
  margin: 0 0 12px;
  color: var(--gold);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

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

h1 {
  max-width: 760px;
  margin-bottom: 22px;
  font-size: clamp(44px, 8vw, 92px);
  line-height: 0.95;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(30px, 5vw, 56px);
  line-height: 1.05;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 22px;
  line-height: 1.18;
}

.hero p {
  max-width: 680px;
  font-size: clamp(18px, 2vw, 22px);
}

.hero-actions,
.contact-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 12px 18px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 4px;
  font-weight: 800;
  text-decoration: none;
}

.button.primary {
  color: var(--ink);
  background: var(--gold);
  border-color: var(--gold);
}

.button.secondary {
  color: var(--white);
  background: rgba(255, 255, 255, 0.1);
}

.solution-strip {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  border-bottom: 1px solid var(--line);
  background: var(--white);
}

.solution-strip article {
  position: relative;
  min-height: 248px;
  padding: 14px 14px 18px;
  border-right: 1px solid var(--line);
}

.solution-strip img {
  width: 100%;
  aspect-ratio: 1.18 / 1;
  object-fit: cover;
  border: 1px solid rgba(16, 24, 22, 0.08);
}

.solution-strip span {
  display: block;
  margin-top: 12px;
  color: var(--green);
  font-weight: 800;
  font-size: 13px;
}

.solution-strip h2 {
  margin-top: 20px;
  margin-bottom: 0;
  font-size: 20px;
}

.intro-grid,
.feature,
.about-section,
.contact-section {
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr);
  gap: clamp(28px, 5vw, 72px);
  padding: clamp(62px, 9vw, 112px) clamp(20px, 6vw, 88px);
}

.intro-copy {
  color: #2e3935;
  font-size: 20px;
}

.mission-band {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  background: var(--green-deep);
  color: var(--white);
}

.mission-card {
  min-height: 320px;
  padding: clamp(42px, 7vw, 86px);
  border-right: 1px solid rgba(255, 255, 255, 0.18);
}

.mission-card p,
.dark-copy p {
  color: rgba(255, 255, 255, 0.76);
  font-size: 20px;
}

.plant-hero {
  padding: clamp(32px, 5vw, 62px) clamp(20px, 6vw, 88px);
  background: var(--white);
}

.plant-hero h2 {
  max-width: 1180px;
  margin-bottom: 22px;
  font-size: clamp(28px, 4.4vw, 48px);
}

.plant-hero img {
  width: 100%;
  max-height: none;
  border-radius: 0;
  box-shadow: none;
}

.original-flow {
  display: grid;
  gap: clamp(28px, 4vw, 56px);
  padding: clamp(38px, 6vw, 78px) clamp(18px, 5vw, 58px);
  background: var(--white);
}

.original-flow img {
  width: 100%;
  max-width: 1220px;
  margin: 0 auto;
  border-radius: 0;
  box-shadow: none;
}

.feature {
  align-items: center;
  background: var(--white);
}

.feature-media img,
.about-section img,
.partner-card img {
  width: 100%;
  border-radius: 6px;
  box-shadow: var(--shadow);
}

.feature-copy p,
.about-section p,
.tech-card p,
.team-grid p,
.partner-card p {
  color: var(--muted);
}

.dark-section {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(300px, 0.9fr);
  gap: 40px;
  padding: clamp(62px, 9vw, 112px) clamp(20px, 6vw, 88px);
  color: var(--white);
  background: linear-gradient(rgba(8, 20, 15, 0.88), rgba(8, 20, 15, 0.88)), url("https://greenscienceusa.com/wp-content/uploads/2024/07/Taeback-Plant-sysmbol-1-scaled-e1724962294152.jpg") center/cover;
}

.stats {
  display: grid;
  gap: 14px;
}

.stats div {
  padding: 24px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 6px;
}

.stats strong {
  display: block;
  font-size: 42px;
  line-height: 1;
}

.stats span {
  display: block;
  margin-top: 8px;
  color: rgba(255, 255, 255, 0.76);
}

.cards-section,
.team-section,
.partners-section,
.plant-showcase,
.process-diagram {
  padding: clamp(62px, 9vw, 112px) clamp(20px, 6vw, 88px);
}

.plant-showcase {
  background: var(--paper);
}

.plant-showcase img,
.process-diagram img {
  width: 100%;
  border-radius: 6px;
  box-shadow: var(--shadow);
}

.process-diagram {
  background: var(--white);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 34px;
}

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

.tech-card,
.team-grid article,
.partner-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 6px;
}

.tech-card {
  overflow: hidden;
}

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

.tech-card h3,
.tech-card p {
  padding-inline: 22px;
}

.tech-card h3 {
  padding-top: 22px;
}

.tech-card p {
  padding-bottom: 22px;
}

.team-section {
  background: #eef3ee;
}

.team-grid {
  display: grid;
  grid-template-columns: minmax(360px, 1.7fr) repeat(3, minmax(220px, 1fr));
  gap: 16px;
  align-items: start;
}

.team-grid article {
  padding: 24px;
}

.team-grid article:first-child {
  padding: clamp(28px, 4vw, 44px);
}

.team-photo {
  width: 118px;
  height: 118px;
  margin: 0 auto 20px;
  object-fit: cover;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: var(--white);
}

.team-grid a {
  display: block;
  color: var(--green);
  font-weight: 700;
  text-decoration: none;
  overflow-wrap: anywhere;
}

.team-list {
  margin: 14px 0 22px;
  padding-left: 20px;
  color: var(--ink);
}

.team-list li {
  margin: 5px 0;
}

.team-contact {
  margin-top: auto;
}

.role {
  color: var(--green) !important;
  font-weight: 800;
}

.about-section {
  align-items: center;
  background: var(--white);
}

.partners-section {
  background: #f1efe8;
}

.partner-card {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 28px;
  align-items: center;
  max-width: 860px;
  padding: 20px;
}

.partner-card img {
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.contact-section {
  color: var(--white);
  background: var(--green-deep);
}

.contact-section p {
  color: rgba(255, 255, 255, 0.76);
}

.contact-list {
  align-content: start;
}

.contact-list a,
.contact-list p {
  width: 100%;
  padding: 18px;
  color: var(--white);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 6px;
  text-decoration: none;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 24px clamp(20px, 6vw, 88px);
  color: rgba(255, 255, 255, 0.72);
  background: #0b1612;
}

.site-footer p {
  margin: 0;
}

.site-footer a {
  text-decoration: none;
}

@media (max-width: 1100px) {
  .solution-strip,
  .cards-grid,
  .team-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 760px) {
  .site-header {
    min-height: 64px;
  }

  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: absolute;
    left: 0;
    right: 0;
    top: 64px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 10px 20px 18px;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
  }

  .site-nav.open {
    display: flex;
  }

  .site-nav a {
    padding: 12px 0;
  }

  .hero {
    min-height: 620px;
    padding-top: 90px;
  }

  .solution-strip,
  .intro-grid,
  .mission-band,
  .feature,
  .dark-section,
  .cards-grid,
  .team-grid,
  .about-section,
  .partner-card,
  .contact-section {
    grid-template-columns: 1fr;
  }

  .solution-strip article {
    min-height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .solution-strip h2 {
    margin-top: 14px;
  }

  .mission-card {
    min-height: auto;
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.18);
  }

  .site-footer {
    display: block;
  }
}