:root {
  color-scheme: light;
  --ink: #183c2b;
  --muted: #52655a;
  --paper: #fafaf5;
  --line: #d8e2d7;
  --green: #276442;
}
* { box-sizing: border-box; }
html { scroll-padding-top: 24px; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; font-size: 17px; line-height: 1.65; }
a { color: #235e3e; text-underline-offset: 4px; }
a:hover { color: #102e1d; }
a:focus-visible { outline: 3px solid #327a50; outline-offset: 5px; border-radius: 2px; }
.skip-link { position: absolute; top: -100px; left: 12px; z-index: 2; padding: 10px 16px; background: #fff; border: 1px solid var(--green); }
.skip-link:focus { top: 12px; }
.site-header { width: min(1120px, calc(100% - 64px)); margin: 0 auto; min-height: 100px; display: flex; align-items: center; justify-content: space-between; gap: 24px; border-bottom: 1px solid var(--line); }
.brand { font-size: 18px; line-height: 1.25; font-weight: 750; text-decoration: none; flex: none; }
.brand span { display: block; font-size: 13px; font-weight: 500; letter-spacing: .02em; }
nav { display: flex; align-items: center; flex-wrap: wrap; gap: 24px; font-size: 13px; }
nav > a:not(.button) { text-decoration: none; }
nav > a:hover { text-decoration: underline; }
main { width: min(840px, calc(100% - 64px)); margin: 0 auto; }
.hero { padding: 84px 0 70px; }
.eyebrow { margin: 0 0 16px; color: var(--green); font-size: 12px; font-weight: 750; letter-spacing: .12em; text-transform: uppercase; }
h1, h2, h3 { color: var(--ink); line-height: 1.18; text-wrap: balance; }
h1 { max-width: 820px; margin: 0 0 24px; font-family: Georgia, "Times New Roman", serif; font-size: clamp(38px, 5.7vw, 66px); font-weight: 500; letter-spacing: -.035em; }
h2 { margin: 0 0 24px; font-family: Georgia, "Times New Roman", serif; font-size: clamp(27px, 3.5vw, 38px); font-weight: 500; letter-spacing: -.02em; }
h3 { margin: 0 0 10px; font-size: 18px; font-weight: 650; }
p { margin: 0 0 20px; }
.intro { max-width: 710px; font-size: 20px; color: var(--muted); line-height: 1.6; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 16px 24px; margin: 30px 0 17px; font-size: 14px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 16px; padding: 13px 20px; border: 1px solid var(--green); border-radius: 7px; color: #fff; background: var(--green); font-size: 14px; font-weight: 650; line-height: 1.4; text-align: center; text-decoration: none; }
.button:hover { color: #fff; background: #194c30; text-decoration: none; }
.button-small { padding: 10px 14px; font-size: 13px; }
.hero-note { color: var(--muted); font-size: 12px; }
.section { padding: 52px 0; border-top: 1px solid var(--line); }
.section > p { max-width: 760px; }
.steps { margin: 30px 0 0; padding: 0; list-style: none; counter-reset: guide-step; }
.steps li { position: relative; padding: 8px 0 20px 58px; counter-increment: guide-step; }
.steps li::before { content: counter(guide-step); position: absolute; top: 3px; left: 0; width: 36px; height: 36px; display: grid; place-items: center; border: 1px solid #a9c3ad; border-radius: 50%; color: var(--green); background: #edf3e9; font-size: 15px; font-weight: 650; }
.steps p { color: var(--muted); font-size: 16px; }
.steps li:last-child { padding-bottom: 0; }
.steps li:last-child p { margin-bottom: 0; }
.use-cases { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.use-cases article { padding: 28px; border: 1px solid var(--line); border-radius: 10px; background: #f0f5ed; }
.card-label { display: block; margin-bottom: 15px; color: var(--green); font-size: 12px; font-weight: 650; }
.use-cases p { margin-bottom: 0; color: var(--muted); font-size: 16px; }
.limits { color: var(--muted); font-size: 15px; }
.limits h2 { font-size: 28px; }
.closing { padding: 44px 32px; margin-bottom: 64px; border: 1px solid var(--line); border-radius: 12px; background: #edf3e9; text-align: center; }
.closing h2 { margin-bottom: 12px; font-size: 30px; }
.closing p { color: var(--muted); }
footer { width: min(1120px, calc(100% - 64px)); margin: 0 auto; padding: 24px 0 32px; display: flex; flex-wrap: wrap; gap: 12px 28px; border-top: 1px solid var(--line); color: var(--muted); font-size: 13px; }
footer span { margin-left: auto; }
@media (max-width: 680px) {
  .site-header, main, footer { width: calc(100% - 36px); }
  .site-header { padding: 20px 0; min-height: auto; flex-wrap: wrap; gap: 18px; }
  nav { gap: 16px; font-size: 12px; }
  .hero { padding: 50px 0 40px; }
  .intro { font-size: 18px; }
  .hero-actions { align-items: flex-start; flex-direction: column; }
  .section { padding: 36px 0; }
  .steps li { padding-left: 49px; }
  .use-cases { grid-template-columns: 1fr; gap: 16px; }
  .use-cases article { padding: 23px; }
  .closing { padding: 32px 20px; margin-bottom: 44px; }
  footer span { width: 100%; margin-left: 0; }
}