:root {
  --green-950: #062f1f;
  --green-900: #0b422a;
  --green-800: #0f5636;
  --green-700: #197342;
  --green-600: #248a4d;
  --cream: #f5f7f1;
  --muted: #e7eee8;
  --text: #102016;
  --soft-text: #516357;
  --white: #ffffff;
  --border: #d7e0d8;
  --shadow: 0 20px 60px rgba(5, 31, 20, 0.18);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

.container {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(245, 247, 241, 0.96);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(10px);
}

.nav {
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--green-800);
  text-decoration: none;
  font-weight: 800;
  font-size: 1.25rem;
}

.brand-mark {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: var(--green-800);
  color: var(--white);
  font-family: Georgia, serif;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-links a {
  color: var(--green-950);
  text-decoration: none;
  font-weight: 700;
}

.menu-btn {
  display: none;
  border: 0;
  background: transparent;
  color: var(--green-900);
  font-size: 1.8rem;
}

.hero {
  background:
    linear-gradient(90deg, rgba(6, 47, 31, 0.94), rgba(6, 47, 31, 0.7)),
    radial-gradient(circle at 80% 20%, rgba(36, 138, 77, 0.65), transparent 40%),
    var(--green-900);
  color: var(--white);
  padding: 92px 0;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 48px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 14px;
  color: #92d5a8;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.78rem;
  font-weight: 800;
}

.centered {
  text-align: center;
  color: var(--green-700);
}

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

h1 {
  max-width: 720px;
  font-size: clamp(2.5rem, 6vw, 5rem);
  line-height: 0.98;
  margin-bottom: 24px;
}

.hero-text {
  max-width: 600px;
  font-size: 1.18rem;
  line-height: 1.7;
  color: #dcebe1;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 22px;
  border-radius: 999px;
  text-decoration: none;
  border: 1px solid transparent;
  font-weight: 800;
  cursor: pointer;
  transition: transform 0.2s ease, opacity 0.2s ease;
  font-size: 1rem;
}

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

.btn-primary {
  background: var(--green-600);
  color: var(--white);
}

.btn-secondary {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.55);
}

.hero-card {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 28px;
  padding: 30px;
  box-shadow: var(--shadow);
}

.hero-card h2 {
  font-size: 1.5rem;
}

.hero-card p,
.hero-card li {
  color: #e7f2ea;
}

.hero-card ul {
  display: grid;
  gap: 12px;
  margin: 24px 0 0;
  padding-left: 20px;
}

.section {
  padding: 82px 0;
}

.section-title {
  text-align: center;
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 38px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 28px;
  box-shadow: 0 12px 30px rgba(8, 49, 32, 0.08);
}

.icon {
  font-size: 2.5rem;
  margin-bottom: 18px;
}

.card h3 {
  font-size: 1.4rem;
  margin-bottom: 12px;
}

.card p,
.about-grid p,
.contact-copy p {
  color: var(--soft-text);
  line-height: 1.7;
}

.muted {
  background: var(--muted);
}

.about-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 48px;
  align-items: center;
}

.about-grid h2,
.contact-copy h2 {
  font-size: clamp(2rem, 4vw, 3.5rem);
  line-height: 1.05;
}

.features {
  display: grid;
  gap: 18px;
}

.features div {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 22px;
}

.features strong {
  display: block;
  margin-bottom: 8px;
  color: var(--green-800);
}

.features span {
  color: var(--soft-text);
}

.contact-section {
  background: var(--green-950);
  color: var(--white);
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 46px;
  align-items: start;
}

.contact-copy {
  padding-top: 34px;
}

.contact-copy p {
  color: #d8e7dd;
}

.contact-form {
  background: var(--white);
  color: var(--text);
  padding: 30px;
  border-radius: 28px;
  display: grid;
  gap: 18px;
  box-shadow: var(--shadow);
}

label {
  display: grid;
  gap: 8px;
  font-weight: 800;
  color: var(--green-950);
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid #c7d7cc;
  border-radius: 16px;
  padding: 15px 16px;
  font: inherit;
  outline: none;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--green-600);
  box-shadow: 0 0 0 4px rgba(36, 138, 77, 0.12);
}

textarea {
  min-height: 130px;
  resize: vertical;
}

.full {
  width: 100%;
}

.form-status {
  min-height: 24px;
  color: var(--green-800);
  font-weight: 700;
  margin: 0;
}

.form-status.error {
  color: #b42318;
}

.footer {
  background: #041f15;
  color: #cfe0d4;
  padding: 28px 0;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  gap: 16px;
}

@media (max-width: 820px) {
  .menu-btn {
    display: block;
  }

  .nav-links {
    position: absolute;
    left: 20px;
    right: 20px;
    top: 72px;
    display: none;
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
    padding: 20px;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 18px;
  }

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

  .hero-grid,
  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

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

  .hero {
    padding: 62px 0;
  }

  .section {
    padding: 62px 0;
  }

  .footer-content {
    flex-direction: column;
  }
}