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

:root {
  --green:      #16a34a;
  --green-dark: #15803d;
  --green-light:#f0fdf4;
  --text:       #111827;
  --muted:      #6b7280;
  --border:     #e5e7eb;
  --white:      #ffffff;
  --grad: linear-gradient(135deg, #16a34a, #0d9488);
}

html { scroll-behavior: smooth; }

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

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

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

/* NAV */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 24px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 9px;
  font-family: 'Poppins', sans-serif;
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--green-dark);
}

.logo-icon {
  width: 32px; height: 32px;
  background: var(--grad);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  color: white;
  font-size: .85rem;
}

.btn-launch {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: var(--grad);
  color: white;
  font-size: .85rem;
  font-weight: 600;
  padding: 8px 18px;
  border-radius: 8px;
  transition: filter .2s, transform .2s;
  box-shadow: 0 2px 10px rgba(22,163,74,.25);
}
.btn-launch:hover { filter: brightness(1.07); transform: translateY(-1px); }

/* HERO */
.hero {
  background: linear-gradient(160deg, #0f4c2a 0%, #15803d 55%, #0d9488 100%);
  padding: 100px 24px 90px;
  text-align: center;
}

.hero-inner {
  max-width: 600px;
  margin: 0 auto;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,255,255,.12);
  color: #bbf7d0;
  font-size: .78rem;
  font-weight: 500;
  padding: 5px 14px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.18);
  margin-bottom: 24px;
}

.hero h1 {
  font-family: 'Poppins', sans-serif;
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  color: white;
  line-height: 1.15;
  margin-bottom: 18px;
}

.grad {
  background: linear-gradient(90deg, #4ade80, #2dd4bf);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: 1rem;
  color: rgba(255,255,255,.75);
  line-height: 1.7;
  margin-bottom: 36px;
}

.btn-hero {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  background: white;
  color: var(--green-dark);
  font-size: 1rem;
  font-weight: 700;
  padding: 14px 32px;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0,0,0,.2);
  transition: transform .2s, box-shadow .2s;
}
.btn-hero:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(0,0,0,.25); }

/* FEATURES */
.features {
  padding: 72px 0;
  background: var(--green-light);
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.card {
  background: white;
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px 24px;
  text-align: center;
  transition: transform .2s, box-shadow .2s;
}
.card:hover { transform: translateY(-4px); box-shadow: 0 8px 24px rgba(0,0,0,.08); }

.card i {
  font-size: 1.6rem;
  color: var(--green);
  margin-bottom: 14px;
  display: block;
}
.card h3 { font-size: .95rem; color: var(--text); margin-bottom: 8px; }
.card p  { font-size: .85rem; color: var(--muted); line-height: 1.6; }

/* ABOUT */
.about { padding: 72px 0; background: white; }

.about-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
}

.about-text { max-width: 540px; }

.tag {
  display: inline-block;
  background: var(--green-light);
  color: var(--green-dark);
  font-size: .72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .07em;
  padding: 3px 12px;
  border-radius: 999px;
  margin-bottom: 12px;
}

.about-text h2 {
  font-family: 'Poppins', sans-serif;
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 14px;
  color: var(--text);
}

.about-text p {
  font-size: .9rem;
  color: var(--muted);
  line-height: 1.75;
  margin-bottom: 10px;
}
.about-text strong { color: var(--text); }

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 2px solid var(--green);
  color: var(--green-dark);
  font-size: .9rem;
  font-weight: 600;
  padding: 11px 24px;
  border-radius: 10px;
  white-space: nowrap;
  transition: background .2s, color .2s;
}
.btn-outline:hover { background: var(--green); color: white; }

/* FOOTER */
.footer {
  background: #111827;
  padding: 20px 0;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  font-size: .82rem;
  color: #6b7280;
}

.footer-logo {
  font-family: 'Poppins', sans-serif;
  font-weight: 700;
  color: white;
  display: flex;
  align-items: center;
  gap: 6px;
}
.footer-logo i { color: #4ade80; }

.footer-inner a {
  color: #4ade80;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: opacity .2s;
}
.footer-inner a:hover { opacity: .8; }

/* RESPONSIVE */
@media (max-width: 640px) {
  .cards { grid-template-columns: 1fr; }
  .about-inner { flex-direction: column; gap: 24px; }
  .footer-inner { flex-direction: column; text-align: center; }
}