:root {
  --ink: #0f2417;
  --paper: #f3efe3;
  --paper-2: #fbf9f2;
  --green: #116233;
  --green-deep: #0b4423;
  --gold: #b8892b;
  --line: rgba(15, 36, 23, .14);
  --wa: #25d366;
  --shadow: 0 20px 50px -34px rgba(15, 36, 23, .55);
  font-family: Inter, system-ui, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); line-height: 1.72; -webkit-font-smoothing: antialiased; }
a { color: var(--green-deep); }
.wrap { width: min(1060px, calc(100% - 40px)); margin: 0 auto; }
header { position: sticky; top: 0; z-index: 10; background: rgba(243, 239, 227, .94); border-bottom: 1px solid var(--line); backdrop-filter: blur(12px); }
.bar { min-height: 68px; display: flex; align-items: center; justify-content: space-between; gap: 22px; }
.brand { color: var(--ink); font: 900 21px/1 Fraunces, Georgia, serif; text-decoration: none; }
nav { display: flex; align-items: center; gap: 18px; }
nav a { color: var(--ink); font-size: 14px; font-weight: 600; text-decoration: none; }
.cta { display: inline-flex; align-items: center; justify-content: center; border-radius: 999px; background: var(--wa); color: #fff !important; padding: 10px 16px; font-weight: 700; text-decoration: none; }
.cta.secondary { background: transparent; color: var(--green-deep) !important; border: 1px solid var(--green); }
.hero { padding: 76px 0 42px; }
.breadcrumbs { color: rgba(15, 36, 23, .7); font-size: 13px; margin-bottom: 18px; }
.breadcrumbs a { text-decoration: none; }
.eyebrow { color: var(--green); font-size: 12px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
h1, h2, h3 { font-family: Fraunces, Georgia, serif; line-height: 1.15; }
h1 { max-width: 15ch; margin: 12px 0 20px; font-size: clamp(40px, 7vw, 68px); }
h2 { margin: 44px 0 12px; font-size: clamp(27px, 4vw, 38px); }
h3 { margin: 0 0 8px; font-size: 21px; }
.lede { max-width: 68ch; margin: 0; font-size: 19px; color: rgba(15, 36, 23, .82); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.content-grid { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 36px; align-items: start; padding-bottom: 70px; }
.card { background: var(--paper-2); border: 1px solid var(--line); border-radius: 18px; box-shadow: var(--shadow); padding: 30px; }
.card + .card { margin-top: 20px; }
.sidebar { position: sticky; top: 94px; }
.checklist { list-style: none; padding: 0; margin: 20px 0 0; }
.checklist li { position: relative; padding: 8px 0 8px 28px; }
.checklist li::before { content: "✓"; position: absolute; left: 0; top: 8px; color: var(--green); font-weight: 900; }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 22px; counter-reset: step; }
.step { padding: 22px; border: 1px solid var(--line); border-radius: 15px; background: rgba(255, 255, 255, .42); }
.step::before { counter-increment: step; content: "0" counter(step); display: block; color: var(--green); font-weight: 800; margin-bottom: 10px; }
.notice { margin: 24px 0; padding: 16px 18px; border-left: 4px solid var(--gold); border-radius: 0 12px 12px 0; background: rgba(184, 137, 43, .09); }
.related { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.related a { display: block; padding: 15px 16px; border: 1px solid var(--line); border-radius: 12px; background: rgba(255, 255, 255, .42); font-weight: 700; text-decoration: none; }
details { border-top: 1px solid var(--line); padding: 17px 0; }
details:last-child { border-bottom: 1px solid var(--line); }
summary { cursor: pointer; font-weight: 750; }
details p { margin-bottom: 0; }
footer { border-top: 1px solid var(--line); padding: 34px 0 50px; color: rgba(15, 36, 23, .72); font-size: 13px; }
.footer-links { display: flex; flex-wrap: wrap; gap: 8px 18px; margin-bottom: 16px; }
.footer-links a { color: inherit; }
@media (max-width: 820px) {
  nav a:not(.cta) { display: none; }
  .content-grid { grid-template-columns: 1fr; }
  .sidebar { position: static; }
  .steps { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .wrap { width: min(100% - 28px, 1060px); }
  .hero { padding-top: 52px; }
  .card { padding: 22px; }
  .related { grid-template-columns: 1fr; }
}