:root {
  color-scheme: light;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #102d23;
  background: #f4f8f5;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: #f4f8f5; color: #102d23; }
a { color: inherit; }
.skip { position: absolute; left: -9999px; top: 0; }
.skip:focus { left: 1rem; top: 1rem; z-index: 20; border-radius: .75rem; background: #fff; padding: .75rem 1rem; }
.shell { width: min(1180px, calc(100% - 2rem)); margin: 0 auto; }
.site-header { position: sticky; top: 0; z-index: 10; border-bottom: 1px solid #d8e8de; background: rgba(255,255,255,.95); backdrop-filter: blur(14px); }
.nav { min-height: 68px; display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.brand { display: inline-flex; align-items: center; gap: .7rem; font-weight: 900; text-decoration: none; }
.brand-mark { display: grid; width: 2.4rem; height: 2.4rem; place-items: center; border-radius: .8rem; background: #0f5238; color: #fff; }
.nav-links { display: flex; flex-wrap: wrap; align-items: center; justify-content: flex-end; gap: .85rem; font-size: .9rem; font-weight: 700; }
.nav-links a { text-decoration: none; }
.nav-links .button, .button { display: inline-flex; align-items: center; justify-content: center; border-radius: .9rem; background: #0f5238; color: #fff; padding: .78rem 1.05rem; font-weight: 850; text-decoration: none; }
.button.secondary { border: 1px solid #a8d5ba; background: #fff; color: #0f5238; }
.hero { position: relative; overflow: hidden; padding: 5.5rem 0 4.5rem; background: radial-gradient(circle at 15% 15%, #dff6e7 0, transparent 34%), radial-gradient(circle at 85% 20%, #dbece2 0, transparent 30%); }
.eyebrow { display: inline-flex; border: 1px solid #b9dec7; border-radius: 999px; background: rgba(255,255,255,.88); padding: .42rem .75rem; color: #0f5238; font-size: .78rem; font-weight: 850; letter-spacing: .08em; text-transform: uppercase; }
h1 { max-width: 870px; margin: 1.2rem 0 1.1rem; font-size: clamp(2.35rem, 6vw, 4.8rem); line-height: 1.02; letter-spacing: -.055em; }
h2 { margin: 0; font-size: clamp(1.8rem, 4vw, 3rem); letter-spacing: -.035em; }
h3 { margin: 0 0 .55rem; font-size: 1.08rem; }
p { color: #4b635a; line-height: 1.72; }
.lede { max-width: 760px; font-size: clamp(1.02rem, 2vw, 1.23rem); }
.actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 1.8rem; }
.section { padding: 4.5rem 0; }
.section.white { background: #fff; }
.section-head { max-width: 760px; margin-bottom: 2rem; }
.grid { display: grid; gap: 1rem; }
.grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.card { border: 1px solid #d8e8de; border-radius: 1.35rem; background: #fff; padding: 1.35rem; box-shadow: 0 14px 38px rgba(19,65,47,.06); }
.card.soft { background: #f8fbf9; box-shadow: none; }
.answer { border-left: 4px solid #2d8a61; padding-left: 1rem; font-size: 1.05rem; font-weight: 680; color: #244b3c; }
.steps { counter-reset: eco-step; display: grid; gap: .85rem; margin: 0; padding: 0; list-style: none; }
.steps li { counter-increment: eco-step; border: 1px solid #d8e8de; border-radius: 1rem; background: #fff; padding: 1rem 1rem 1rem 3.4rem; position: relative; color: #40584f; line-height: 1.65; }
.steps li::before { content: counter(eco-step); position: absolute; left: .9rem; top: .9rem; display: grid; width: 1.8rem; height: 1.8rem; place-items: center; border-radius: .6rem; background: #dff6e7; color: #0f5238; font-weight: 900; }
.notice { border: 1px solid #edca87; border-radius: 1rem; background: #fff8e8; padding: 1rem 1.1rem; color: #6f4d12; line-height: 1.65; }
.faq details { border-bottom: 1px solid #d8e8de; padding: 1rem 0; }
.faq summary { cursor: pointer; font-weight: 850; }
.cta { border-radius: 1.8rem; background: #0d3f30; padding: 2rem; color: #fff; }
.cta p { color: #d7eee1; }
.site-footer { background: #081f18; color: #dce9e2; padding: 2rem 0; }
.site-footer p { color: #aebfb7; }
.footer-links { display: flex; flex-wrap: wrap; gap: 1rem; font-size: .9rem; }
.footer-links a { color: #dce9e2; }

@media (max-width: 760px) {
  .shell { width: min(100% - 1.25rem, 1180px); }
  .nav { align-items: flex-start; padding: .75rem 0; }
  .nav-links { gap: .55rem; }
  .nav-links a:not(.button) { display: none; }
  .hero { padding: 4rem 0 3.3rem; }
  .section { padding: 3.2rem 0; }
  .grid.three, .grid.two { grid-template-columns: 1fr; }
  .button { width: 100%; }
}