body { margin: 0; background: #fff; color: #20252b; font: 16px/1.6 -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif; letter-spacing: 0; }
* { box-sizing: border-box; }
a { color: #17634b; text-underline-offset: 3px; }
header { border-bottom: 1px solid #d8dee5; }
.wrap { width: min(1040px, calc(100% - 40px)); margin: auto; }
.nav { display: flex; justify-content: space-between; align-items: center; gap: 20px; min-height: 76px; flex-wrap: wrap; padding-block: 16px; }
.brand { font-size: 21px; font-weight: 750; color: #20252b; text-decoration: none; }
nav { display: flex; flex-wrap: wrap; gap: 18px; }
nav a[aria-current] { font-weight: 700; }
main { padding-block: 48px 72px; }
h1 { font-size: 36px; line-height: 1.15; margin: 0 0 16px; }
h2 { font-size: 23px; line-height: 1.25; }
h3 { font-size: 18px; }
.intro { max-width: 700px; color: #59636f; margin-bottom: 36px; }
.columns { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
section { padding-block: 20px; border-top: 1px solid #d8dee5; }
.notice { background: #edf7f1; border-left: 3px solid #17634b; padding: 16px 20px; margin: 24px 0; }
.warning { background: #fff5eb; border-color: #ab611f; }
label { display: block; font-weight: 600; margin-bottom: 18px; }
input, select, textarea { display: block; width: 100%; margin-top: 6px; padding: 11px 12px; border: 1px solid #8995a1; border-radius: 4px; background: #fff; color: #20252b; font: inherit; }
textarea { resize: vertical; min-height: 130px; }
button, .action { display: inline-block; background: #17634b; color: #fff; padding: 11px 18px; border: 0; border-radius: 4px; font: inherit; text-decoration: none; cursor: pointer; }
.secondary { background: #eef1f4; color: #20252b; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-block: 16px; }
:focus-visible { outline: 3px solid #245ae1; outline-offset: 3px; }
.small { font-size: 14px; color: #59636f; }
footer { padding: 24px 0; border-top: 1px solid #d8dee5; }
[hidden] { display: none !important; }
@media (max-width: 640px) { .columns { grid-template-columns: 1fr; gap: 20px; } h1 { font-size: 30px; } main { padding-top: 32px; } .nav { align-items: flex-start; } .actions > * { width: 100%; text-align: center; } }