*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --charcoal: #1a1a1a;
  --charcoal-light: #2a2a2a;
  --emerald: #2e8b57;
  --emerald-light: #3ca66a;
  --white: #f5f5f5;
  --gray: #a0a0a0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', sans-serif;
  background: var(--charcoal);
  color: var(--white);
  line-height: 1.6;
}

.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Nav */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(26, 26, 26, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.nav-inner {
  max-width: 960px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--white);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 32px;
}

.nav-links a {
  color: var(--gray);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--white);
}

/* Hero */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 120px 24px 80px;
  background:
    radial-gradient(ellipse at 50% 80%, rgba(46, 139, 87, 0.12) 0%, transparent 60%),
    var(--charcoal);
}

.hero-content {
  max-width: 640px;
}

.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 20px;
}

.hero p {
  font-size: 1.15rem;
  color: var(--gray);
  margin-bottom: 36px;
  line-height: 1.7;
}

.btn {
  display: inline-block;
  padding: 14px 36px;
  background: var(--emerald);
  color: var(--white);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: 6px;
  transition: background 0.2s;
}

.btn:hover {
  background: var(--emerald-light);
}

/* About */
.about {
  padding: 100px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.about h2 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}

.about > .container > p {
  color: var(--gray);
  font-size: 1.05rem;
  max-width: 640px;
  margin-bottom: 16px;
}

.about-highlights {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 56px;
}

.highlight {
  padding: 32px;
  background: var(--charcoal-light);
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.highlight h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--emerald-light);
}

.highlight p {
  font-size: 0.95rem;
  color: var(--gray);
  line-height: 1.6;
}

/* Contact */
.contact {
  padding: 100px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.contact h2 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.contact > .container > p {
  color: var(--gray);
  font-size: 1.05rem;
  max-width: 540px;
  margin-bottom: 48px;
}

.contact-info {
  display: flex;
  gap: 48px;
}

.contact-item h3 {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--emerald-light);
  margin-bottom: 6px;
}

.contact-item p {
  font-size: 1rem;
  color: var(--gray);
}

.contact-item a {
  color: var(--white);
  text-decoration: none;
  transition: color 0.2s;
}

.contact-item a:hover {
  color: var(--emerald-light);
}

/* Footer */
.footer {
  padding: 32px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  text-align: center;
}

.footer p {
  font-size: 0.85rem;
  color: var(--gray);
}

/* Responsive */
@media (max-width: 640px) {
  .about-highlights {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .contact-info {
    flex-direction: column;
    gap: 24px;
  }

  .nav-links {
    gap: 20px;
  }
}