:root {
  color-scheme: dark;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #07130d;
  color: #f3fff8;
  line-height: 1.65;
}

* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; background: #07130d; }
a { color: #70e49d; text-underline-offset: .2em; }
a:hover { color: #a0f1be; }
h1, h2, h3 { line-height: 1.2; }
h1 { font-size: clamp(2rem, 6vw, 3.5rem); margin: .25rem 0 1rem; }
h2 { margin: .25rem 0 1.5rem; font-size: clamp(1.65rem, 4vw, 2.35rem); }
h3 { color: #f3fff8; font-size: 1.08rem; }
p, li { color: #c3d9cc; }
strong { color: #f3fff8; }
.landing { display: block; }
.site-header { width: min(70rem, calc(100% - 3rem)); margin: 0 auto; padding: 1.2rem 0; display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid #183125; }
.brand { color: #f3fff8; text-decoration: none; font-weight: 850; letter-spacing: .14em; }
.header-link { font-size: .9rem; }
.hero { width: min(52rem, calc(100% - 3rem)); margin: auto; padding: 7rem 0 6rem; text-align: center; }
.eyebrow { color: #70e49d; font-weight: 800; letter-spacing: .18em; font-size: .82rem; }
.lead { font-size: clamp(1.15rem, 3vw, 1.4rem); }
.note { font-size: .92rem; color: #85a393; }
.button { display: inline-block; margin-top: 1rem; padding: .8rem 1.15rem; border-radius: .65rem; background: #70e49d; color: #07130d; font-weight: 800; text-decoration: none; }
.button:hover { color: #07130d; background: #a0f1be; }
.section { width: min(70rem, calc(100% - 3rem)); margin: 0 auto; padding: 5rem 0; border-top: 1px solid #183125; }
.steps, .example-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.card, .example-grid article { padding: 1.5rem; border: 1px solid #214232; border-radius: 1rem; background: #0b1a12; }
.article-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin: 1.5rem 0; }
.article-card { display: flex; flex-direction: column; gap: .55rem; min-height: 9rem; padding: 1.35rem; border: 1px solid #214232; border-radius: 1rem; background: #0b1a12; color: #f3fff8; text-decoration: none; }
.article-card:hover { border-color: #70e49d; color: #f3fff8; }
.article-card span { color: #c3d9cc; font-size: .94rem; }
.text-link { font-weight: 750; }
.number { display: grid; place-items: center; width: 2rem; height: 2rem; border-radius: 50%; color: #07130d; background: #70e49d; font-weight: 850; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; }
.checklist { list-style: none; padding: 0; margin: 0; }
.checklist li { position: relative; padding: .65rem 0 .65rem 2rem; border-bottom: 1px solid #183125; }
.checklist li::before { content: "✓"; position: absolute; left: 0; color: #70e49d; font-weight: 800; }
.faq details { border-top: 1px solid #214232; padding: 1rem 0; }
.faq details:last-child { border-bottom: 1px solid #214232; }
.faq summary { color: #f3fff8; cursor: pointer; font-weight: 700; }
.notice { width: min(70rem, calc(100% - 3rem)); margin: 0 auto 5rem; padding: 1.25rem; border-left: .25rem solid #70e49d; background: #0b1a12; color: #c3d9cc; }
.legal { width: min(48rem, calc(100% - 2rem)); margin: 0 auto; padding: 2rem 0 5rem; }
.back { display: inline-block; margin-bottom: 1.5rem; text-decoration: none; }
.legal h1 { font-size: clamp(2rem, 5vw, 3rem); }
.legal address { color: #c3d9cc; font-style: normal; }
.legal ul { padding-left: 1.25rem; }
.article { width: min(48rem, calc(100% - 2rem)); margin: 0 auto; padding: 3rem 0 5rem; }
.article h1 { font-size: clamp(2rem, 5vw, 3rem); }
.article h2 { margin-top: 2.7rem; font-size: clamp(1.35rem, 3vw, 1.7rem); }
.article-nav { display: flex; justify-content: space-between; gap: 1rem; margin-top: 3rem; padding-top: 1.5rem; border-top: 1px solid #214232; }
.guide-list { display: grid; gap: .8rem; padding: 0; list-style: none; }
.guide-list a { display: block; padding: 1rem 1.15rem; border: 1px solid #214232; border-radius: .7rem; background: #0b1a12; text-decoration: none; }
.meta { color: #85a393; font-size: .9rem; }
footer { border-top: 1px solid #183125; padding: 1.25rem; text-align: center; }
footer nav { display: flex; flex-wrap: wrap; justify-content: center; gap: .7rem 1.3rem; }
footer a { color: #afd0bc; font-size: .9rem; }
@media (prefers-reduced-motion: no-preference) { a { transition: color .15s ease; } }
@media (max-width: 760px) {
  .hero { padding: 4.5rem 0; }
  .section { padding: 3.5rem 0; }
  .steps, .example-grid, .article-grid, .split { grid-template-columns: 1fr; }
  .split { gap: 1rem; }
}