:root {
  --ink: #11130f;
  --raised: #191c16;
  --text: #f3f1e8;
  --muted: #a7ada1;
  --signal: #c7f96b;
  --dark: #151711;
  --line: rgba(243, 241, 232, 0.16);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--ink);
  color: var(--text);
  font-family: "Instrument Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
a:focus-visible, summary:focus-visible, .button:focus-visible { outline: 2px solid var(--signal); outline-offset: 4px; }
.container { width: min(1080px, calc(100% - 48px)); margin: 0 auto; }
.site-header { border-bottom: 1px solid var(--line); }
.nav { display: flex; align-items: center; justify-content: space-between; min-height: 84px; }
.brand { display: inline-flex; align-items: center; gap: 11px; font-size: 16px; font-weight: 700; letter-spacing: -0.02em; text-decoration: none; }
.brand img { width: 33px; height: 33px; }
.brand span { color: var(--muted); font-weight: 400; }
.nav-links { display: flex; align-items: center; gap: 25px; font-size: 14px; }
.nav-links a { color: var(--muted); text-decoration: none; }
.nav-links a:hover { color: var(--text); }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 48px; padding: 0 20px; border: 0; border-radius: 8px; background: var(--signal); color: var(--dark); font-size: 14px; font-weight: 650; text-decoration: none; }
.button:hover { background: #d4ff85; }
.button-small { min-height: 42px; padding: 0 16px; }
.content-hero { padding: 62px 0 58px; }
.breadcrumbs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 30px; color: var(--muted); font-size: 13px; }
.breadcrumbs a { text-decoration: none; }
.breadcrumbs a:hover { color: var(--text); }
.content-label { margin: 0 0 15px; color: var(--signal); font-size: 14px; font-weight: 600; }
h1 { max-width: 930px; margin: 0 0 25px; font-size: clamp(48px, 7vw, 74px); font-weight: 550; letter-spacing: -0.05em; line-height: 0.99; }
.intro { max-width: 780px; margin: 0; color: #c5cbc0; font-size: 19px; line-height: 1.7; }
.article-meta { margin: 24px 0 0; color: var(--muted); font-size: 13px; }
.content-body { padding-bottom: 72px; }
.content-section { padding: 34px 0 38px; border-top: 1px solid var(--line); }
.content-section h2 { max-width: 720px; margin: 0 0 18px; font-size: 32px; font-weight: 550; letter-spacing: -0.035em; line-height: 1.12; }
.content-section h3 { margin: 24px 0 8px; font-size: 19px; font-weight: 600; letter-spacing: -0.02em; }
.content-section h3:first-child { margin-top: 0; }
.content-section p, .content-section li { color: var(--muted); font-size: 16px; line-height: 1.75; }
.content-section p { max-width: 790px; margin: 0 0 15px; }
.content-section p:last-child { margin-bottom: 0; }
.content-section ul, .content-section ol { max-width: 800px; margin: 0; padding-left: 22px; }
.content-section li { margin-bottom: 9px; }
.content-section li:last-child { margin-bottom: 0; }
.content-section strong { color: #dce1d7; font-weight: 600; }
.two-col { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 45px; }
.two-col > div > p:first-child { margin-top: 0; }
.note { max-width: 790px; margin: 24px 0 0; padding-left: 16px; border-left: 2px solid var(--signal); }
.code-block { overflow-x: auto; margin: 23px 0 0; padding: 23px; border: 1px solid var(--line); border-radius: 12px; background: var(--raised); color: #e3e8de; font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace; font-size: 13px; line-height: 1.8; }
.code-block code { font: inherit; }
.step-list { max-width: 850px; margin: 0; padding: 0; list-style: none; counter-reset: steps; }
.step-list li { position: relative; margin: 0; padding: 20px 0 20px 58px; border-top: 1px solid var(--line); counter-increment: steps; }
.step-list li::before { position: absolute; top: 20px; left: 0; color: var(--signal); content: "0" counter(steps); font-size: 13px; font-weight: 600; }
.step-list li:first-child { border-top: 0; padding-top: 0; }
.step-list li:first-child::before { top: 0; }
.step-list strong { display: block; margin-bottom: 5px; font-size: 18px; }
.faq details { max-width: 850px; border-bottom: 1px solid var(--line); }
.faq details:first-child { border-top: 1px solid var(--line); }
.faq summary { position: relative; padding: 17px 32px 17px 0; font-size: 17px; font-weight: 550; list-style: none; cursor: pointer; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { position: absolute; top: 16px; right: 3px; color: var(--muted); content: "+"; font-size: 22px; font-weight: 400; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { padding-bottom: 17px; }
.related { display: grid; gap: 0; border-bottom: 1px solid var(--line); }
.related a { display: grid; grid-template-columns: 1fr auto; gap: 20px; padding: 19px 0; border-top: 1px solid var(--line); text-decoration: none; }
.related a:hover .related-title { color: var(--signal); }
.related-title { display: block; margin-bottom: 5px; font-size: 18px; font-weight: 550; transition: color 150ms ease; }
.related-description { display: block; color: var(--muted); font-size: 14px; line-height: 1.55; }
.related-arrow { color: var(--signal); font-size: 20px; }
.content-cta { margin: 15px 0 70px; padding: 37px; border-radius: 14px; background: var(--signal); color: var(--dark); }
.content-cta h2 { max-width: 650px; margin: 0 0 13px; font-size: 37px; font-weight: 550; letter-spacing: -0.04em; line-height: 1.05; }
.content-cta p { max-width: 650px; margin: 0 0 23px; color: rgba(21, 23, 17, 0.72); font-size: 16px; line-height: 1.65; }
.content-cta .button { background: var(--dark); color: var(--text); }
.content-footer { display: flex; align-items: center; justify-content: space-between; gap: 22px; padding: 25px 0 30px; border-top: 1px solid var(--line); color: var(--muted); font-size: 12px; }
.footer-links { display: flex; flex-wrap: wrap; gap: 20px; }
.footer-links a { text-decoration: none; }
.footer-links a:hover { color: var(--text); }
@media (max-width: 760px) {
  .container { width: min(100% - 36px, 1080px); }
  .brand span { display: none; }
  .nav-links > a:not(.button) { display: none; }
  .content-hero { padding: 49px 0 45px; }
  .intro { font-size: 17px; }
  .two-col { grid-template-columns: 1fr; gap: 20px; }
  .content-cta { padding: 28px 23px; }
  .content-footer { align-items: flex-start; flex-direction: column; gap: 12px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: 0.01ms !important; }
}