body {
  font-family: 'Inter', Arial, sans-serif;
  font-size: 1rem;
  color: #222;
  background: #f8fafb;
  margin: 0;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

header {
  background: #fff;
  border-bottom: 1px solid #e5e7eb;
}
.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}
.logo {
  font-size: 1.7rem;
  font-weight: 700;
  color: #217a4b;
  letter-spacing: 2px;
}
nav ul {
  list-style: none;
  display: flex;
  gap: 2rem;
  margin: 0;
  padding: 0;
}
nav a {
  text-decoration: none;
  color: #222;
  font-weight: 500;
  font-size: 1.05rem;
  transition: color 0.2s;
}
nav a:hover {
  color: #217a4b;
}

.hero {
  background: linear-gradient(90deg, #e6f4ea 60%, #f8fafb 100%);
  padding: 3.5rem 0 2.5rem 0;
}
.hero-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2.5rem;
  flex-wrap: wrap;
}
.hero-content > div {
  flex: 1 1 350px;
}
.hero h1 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: #217a4b;
}
.hero p {
  font-size: 1.2rem;
  margin-bottom: 2rem;
  color: #444;
}
.hero-img img {
  width: 340px;
  border-radius: 1.5rem;
  box-shadow: 0 4px 24px rgba(33, 122, 75, 0.08);
}
.btn-primary {
  background: #217a4b;
  color: #fff;
  padding: 0.8rem 2rem;
  border: none;
  border-radius: 2rem;
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.2s;
  box-shadow: 0 2px 8px rgba(33, 122, 75, 0.08);
}
.btn-primary:hover {
  background: #145c32;
}

.esg-pillars {
  background: #fff;
  padding: 3rem 0 2.5rem 0;
}
.esg-pillars h2 {
  text-align: center;
  font-size: 2rem;
  color: #217a4b;
  margin-bottom: 2.5rem;
}
.pillars {
  display: flex;
  justify-content: center;
  gap: 2.5rem;
  flex-wrap: wrap;
}
.pillar {
  background: #f8fafb;
  border-radius: 1.2rem;
  padding: 2rem 1.5rem;
  text-align: center;
  flex: 1 1 220px;
  max-width: 300px;
  box-shadow: 0 2px 12px rgba(33, 122, 75, 0.06);
}
.pillar i {
  color: #217a4b;
  width: 38px;
  height: 38px;
  margin-bottom: 1rem;
}
.pillar h3 {
  font-size: 1.2rem;
  margin-bottom: 0.7rem;
  color: #217a4b;
}
.pillar p {
  color: #444;
  font-size: 1rem;
}

.services {
  background: #e6f4ea;
  padding: 3rem 0 2.5rem 0;
}
.services h2 {
  text-align: center;
  font-size: 2rem;
  color: #217a4b;
  margin-bottom: 2.5rem;
}
.service-cards {
  display: flex;
  justify-content: center;
  gap: 2.5rem;
  flex-wrap: wrap;
}
.service-card {
  background: #fff;
  border-radius: 1.2rem;
  padding: 2rem 1.5rem;
  text-align: center;
  flex: 1 1 220px;
  max-width: 300px;
  box-shadow: 0 2px 12px rgba(33, 122, 75, 0.06);
}
.service-card i {
  color: #217a4b;
  width: 36px;
  height: 36px;
  margin-bottom: 1rem;
}
.service-card h4 {
  font-size: 1.1rem;
  margin-bottom: 0.7rem;
  color: #217a4b;
}
.service-card p {
  color: #444;
  font-size: 1rem;
}

.impact {
  background: #fff;
  padding: 3rem 0 2.5rem 0;
}
.impact h2 {
  text-align: center;
  font-size: 2rem;
  color: #217a4b;
  margin-bottom: 2.5rem;
}
.impact-stats {
  display: flex;
  justify-content: center;
  gap: 2.5rem;
  flex-wrap: wrap;
}
.stat {
  background: #e6f4ea;
  border-radius: 1.2rem;
  padding: 2rem 1.5rem;
  text-align: center;
  flex: 1 1 180px;
  max-width: 220px;
  box-shadow: 0 2px 12px rgba(33, 122, 75, 0.06);
}
.stat i {
  color: #217a4b;
  width: 32px;
  height: 32px;
  margin-bottom: 0.7rem;
}
.stat h3 {
  font-size: 1.5rem;
  color: #217a4b;
  margin-bottom: 0.3rem;
}
.stat p {
  color: #444;
  font-size: 1rem;
}

.contact {
  background: #e6f4ea;
  padding: 3rem 0 2.5rem 0;
}
.contact h2 {
  text-align: center;
  font-size: 2rem;
  color: #217a4b;
  margin-bottom: 2.5rem;
}
.contact-card {
  background: #fff;
  border-radius: 1.2rem;
  box-shadow: 0 4px 24px rgba(33, 122, 75, 0.10);
  padding: 2.5rem 2rem 2rem 2rem;
  max-width: 500px;
  margin: 0 auto 2rem auto;
}
.contact-label {
  display: block;
  margin-bottom: 0.4rem;
  margin-top: 1.1rem;
  font-weight: 600;
  color: #217a4b;
  font-size: 1.05rem;
}
.contact-form input,
.contact-form textarea {
  background: #f8fafb;
  border: 1.5px solid #c7e2d2;
  border-radius: 0.7rem;
  font-size: 1rem;
  font-family: inherit;
  padding: 0.9rem 1.2rem;
  margin-bottom: 0.2rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.contact-form input:focus,
.contact-form textarea:focus {
  border-color: #217a4b;
  outline: none;
  box-shadow: 0 0 0 2px #e6f4ea;
}
.contact-form button {
  margin-top: 1.2rem;
}

.centered-contact-details {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin-bottom: 2rem;
}
.centered-contact-details div {
  font-size: 1.18rem;
  font-weight: 600;
  color: #217a4b;
  margin-bottom: 0.5rem;
  letter-spacing: 0.01em;
}
.centered-contact-details a {
  color: #217a4b;
  text-decoration: underline;
  margin-left: 0.3rem;
  font-weight: 600;
  font-size: 1.18rem;
}
.centered-contact-details a:hover {
  color: #145c32;
}

footer {
  background: #fff;
  border-top: 1px solid #e5e7eb;
  padding: 1.2rem 0;
}
.footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}
.footer-links a {
  color: #217a4b;
  margin-left: 1.2rem;
  font-size: 1.3rem;
  transition: color 0.2s;
}
.footer-links a:hover {
  color: #145c32;
}

@media (max-width: 900px) {
  .hero-content, .pillars, .service-cards, .impact-stats, .footer-content {
    flex-direction: column;
    align-items: center;
    gap: 2rem;
  }
  .hero-img img {
    width: 100%;
    max-width: 320px;
  }
}