:root { color-scheme: light; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; color: #183d32; background: #f5f7f2; }
* { box-sizing: border-box; }
body { margin: 0; }
.shell { width: min(100% - 48px, 760px); min-height: 100svh; margin: auto; display: flex; flex-direction: column; }
header { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 32px 0; }
a { color: inherit; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-size: 20px; font-weight: 750; text-decoration: none; }
.mark { display: grid; place-items: center; width: 36px; height: 36px; background: #1c5c44; color: white; border-radius: 10px; }
.badge { border: 1px solid #c4d8bd; border-radius: 100px; padding: 6px 12px; font-size: 12px; font-weight: 650; background: #eaf2e3; }
main { flex: 1; padding: 56px 0 64px; }
.eyebrow { margin: 0 0 20px; color: #49624f; font-size: 12px; font-weight: 750; letter-spacing: .16em; }
h1 { max-width: 700px; margin: 0; font-size: clamp(36px, 6.5vw, 58px); line-height: 1.08; letter-spacing: -.045em; font-weight: 650; }
.intro { max-width: 610px; margin: 24px 0 36px; font-size: 19px; line-height: 1.65; color: #53675d; }
.card { background: white; border: 1px solid #dce4d8; border-radius: 20px; padding: 32px; box-shadow: 0 8px 30px #183d3205; }
.step { display: inline-block; margin-bottom: 18px; color: #436348; font-size: 13px; font-weight: 700; }
h2 { margin: 0 0 16px; font-size: 23px; letter-spacing: -.025em; }
.card p, li { color: #53675d; font-size: 16px; line-height: 1.75; }
strong { color: #254c3a; font-weight: 650; }
ol { margin: 0; padding-left: 24px; }
li { padding-left: 6px; margin: 10px 0; }
.card .note { margin: 24px 0 0; padding-top: 20px; border-top: 1px solid #e4e9e0; font-size: 14px; }
.text-link { display: inline-block; margin-top: 28px; font-size: 14px; font-weight: 650; text-underline-offset: 5px; }
.text-link span { display: inline-block; margin-left: 8px; }
a:focus-visible { outline: 3px solid #26724e; outline-offset: 6px; border-radius: 2px; }
footer { padding: 24px 0 30px; border-top: 1px solid #dce4d8; font-size: 12px; color: #53675d; }
footer span { margin: 0 8px; }
@media (max-width: 480px) { .shell { width: calc(100% - 36px); } header { padding: 24px 0; } main { padding: 32px 0 48px; } .card { padding: 24px; border-radius: 16px; } .intro { font-size: 17px; } }