:root {
  --green: #20c997;
  --lime: #d9ff5a;
  --ink: #09211c;
  --deep: #05251f;
  --cream: #f5ffe9;
  --muted: #5a716b;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, Arial, sans-serif;
  color: var(--ink);
  background: var(--cream);
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 4vw;
  background: var(--deep);
  color: white;
  position: sticky;
  top: 0;
  z-index: 20;
}
.logo { font-weight: 900; letter-spacing: -0.04em; font-size: 1.4rem; }
nav { display: flex; gap: 18px; }
nav a { color: white; text-decoration: none; font-weight: 700; }
#menuButton { display: none; border: 0; background: var(--lime); padding: 9px 14px; border-radius: 20px; font-weight: 800; }

.hero {
  min-height: 88vh;
  display: grid;
  grid-template-columns: 1fr 520px;
  align-items: center;
  gap: 40px;
  padding: 70px 4vw;
  overflow: hidden;
  background: radial-gradient(circle at 80% 30%, rgba(32,201,151,.32), transparent 28%), linear-gradient(140deg, #f5ffe9, #c8ffdd);
}
.pill {
  display: inline-flex;
  background: var(--lime);
  color: var(--deep);
  border-radius: 999px;
  padding: 8px 14px;
  font-size: .78rem;
  text-transform: uppercase;
  letter-spacing: .12em;
  font-weight: 900;
}
h1 { font-size: clamp(3.2rem, 8vw, 7.8rem); line-height: .9; letter-spacing: -0.08em; margin: 22px 0; }
h2 { font-size: clamp(2.1rem, 5vw, 5rem); line-height: .92; letter-spacing: -0.07em; margin: 0 0 18px; }
h3 { margin-bottom: 10px; }
p { color: var(--muted); line-height: 1.75; font-size: 1rem; }
.hero-text p { max-width: 720px; font-size: 1.17rem; }
.cta {
  display: inline-block;
  margin-top: 22px;
  background: var(--deep);
  color: white;
  padding: 16px 24px;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 900;
}

.orbit {
  position: relative;
  height: 520px;
  border-radius: 50%;
}
.ring {
  position: absolute;
  inset: 40px;
  border: 38px solid var(--green);
  border-right-color: var(--lime);
  border-bottom-color: #7cf7bd;
  border-radius: 50%;
  animation: spin 18s linear infinite;
}
.dot {
  position: absolute;
  background: var(--deep);
  color: white;
  padding: 14px 18px;
  border-radius: 22px;
  font-weight: 900;
}
.dot-a { top: 30px; left: 190px; }
.dot-b { top: 220px; right: 10px; }
.dot-c { bottom: 45px; left: 185px; }
.dot-d { top: 225px; left: 0; }
@keyframes spin { to { transform: rotate(360deg); } }

.ticker {
  display: flex;
  gap: 30px;
  overflow: hidden;
  background: var(--deep);
  padding: 18px 0;
}
.ticker p { color: var(--lime); white-space: nowrap; font-weight: 900; animation: slide 14s linear infinite; }
@keyframes slide { to { transform: translateX(-220px); } }

.cycle, .services, .story, .contact { padding: 92px 4vw; }
.intro { max-width: 890px; margin-bottom: 34px; }
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.steps article {
  background: white;
  border-radius: 34px;
  padding: 28px;
  box-shadow: 0 18px 40px rgba(9,33,28,.08);
}
.steps strong { color: var(--green); font-size: 2rem; }

.services { background: #ecffe6; }
.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.service-grid div {
  padding: 26px;
  background: var(--deep);
  border-radius: 24px;
}
.service-grid h3 { color: white; }
.service-grid p { color: #bfe6dc; }

.impact {
  padding: 92px 4vw;
  display: grid;
  grid-template-columns: 420px 1fr;
  gap: 42px;
  align-items: center;
}
.impact-card {
  aspect-ratio: 1;
  border-radius: 50%;
  display: grid;
  place-items: center;
  text-align: center;
  background: var(--lime);
  padding: 42px;
}
.number { display: block; font-size: 7rem; line-height: 1; font-weight: 1000; letter-spacing: -0.08em; }
.impact-copy ul { color: var(--muted); line-height: 2; }

.story {
  background: var(--deep);
  color: white;
  text-align: center;
}
.story p { color: #cce7dd; max-width: 940px; margin: auto; font-size: 1.2rem; }
.contact { background: var(--green); }
.contact a { color: var(--deep); font-size: 1.6rem; font-weight: 1000; }

@media (max-width: 900px) {
  .hero, .impact { grid-template-columns: 1fr; }
  .steps, .service-grid { grid-template-columns: 1fr; }
  .orbit { height: 330px; }
  nav { display: none; position: absolute; inset: 60px 0 auto 0; background: var(--deep); padding: 20px 4vw; flex-direction: column; }
  nav.open { display: flex; }
  #menuButton { display: block; }
}