:root{
  --c-primary:#1a4d2e;
  --c-accent:#f5b700;
  --c-text:#1d2433;
  --c-muted:#5a6478;
  --c-bg:#ffffff;
  --c-bg-soft:#f6f7fa;
  --c-border:#e3e6ec;
  --radius:8px;
  --max:1100px;
  --font:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font);color:var(--c-text);line-height:1.65;background:var(--c-bg);font-size:16px}
img{max-width:100%;height:auto}
a{color:var(--c-primary);text-decoration:underline;text-underline-offset:2px}
a:hover{color:#0d3a1f}
h1,h2,h3,h4{font-family:var(--font);line-height:1.25;color:var(--c-text);margin:1.5em 0 .6em}
h1{font-size:2.1rem;margin-top:0}
h2{font-size:1.55rem;border-bottom:2px solid var(--c-border);padding-bottom:.3em}
h3{font-size:1.2rem}
p{margin:.7em 0}
.container{max-width:var(--max);margin:0 auto;padding:0 1.2rem}
.skip{position:absolute;left:-9999px}
.skip:focus{left:0;top:0;background:var(--c-primary);color:#fff;padding:.6em 1em;z-index:99}
header.site{background:var(--c-bg);border-bottom:1px solid var(--c-border);position:sticky;top:0;z-index:50}
header.site .row{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.9rem 0}
header.site .brand{font-weight:700;color:var(--c-primary);text-decoration:none;font-size:1.15rem;letter-spacing:.3px}
header.site nav ul{display:flex;gap:1.4rem;margin:0;padding:0;list-style:none;flex-wrap:wrap}
header.site nav a{text-decoration:none;color:var(--c-text);font-weight:500}
header.site nav a:hover{color:var(--c-primary)}
.hero{padding:3rem 0 2rem;background:linear-gradient(135deg,#f6f7fa 0%,#eef2f1 100%)}
.hero h1{margin-bottom:.4em}
.hero .lede{font-size:1.15rem;color:var(--c-muted);max-width:760px}
.cta{display:inline-block;background:var(--c-primary);color:#fff;padding:.85em 1.4em;border-radius:var(--radius);text-decoration:none;font-weight:600;margin-top:.6em;transition:background .15s}
.cta:hover{background:#0d3a1f;color:#fff}
.cta.secondary{background:#fff;color:var(--c-primary);border:2px solid var(--c-primary)}
.cta.secondary:hover{background:var(--c-primary);color:#fff}
article{padding:2rem 0 3rem}
article ul,article ol{padding-left:1.4em}
article li{margin:.3em 0}
article blockquote{border-left:4px solid var(--c-accent);background:var(--c-bg-soft);margin:1.2em 0;padding:.9em 1.2em;color:var(--c-muted);border-radius:0 var(--radius) var(--radius) 0}
.callout{background:#fff8e1;border:1px solid #f0d97f;border-radius:var(--radius);padding:1em 1.2em;margin:1.5em 0}
.callout strong{color:#7a5b00}
.faq{margin:1.5em 0}
.faq details{border:1px solid var(--c-border);border-radius:var(--radius);margin:.6em 0;padding:0 1em;background:#fff}
.faq summary{cursor:pointer;padding:.9em 0;font-weight:600;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary::before{content:"+ ";color:var(--c-primary);font-weight:700}
.faq details[open] summary::before{content:"− "}
.grid-3{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1.2rem;margin:1.5em 0}
.card{border:1px solid var(--c-border);border-radius:var(--radius);padding:1.4em;background:#fff;transition:box-shadow .15s}
.card:hover{box-shadow:0 4px 14px rgba(0,0,0,.07)}
.card h3{margin-top:0}
table{width:100%;border-collapse:collapse;margin:1.2em 0;font-size:.95rem}
th,td{border:1px solid var(--c-border);padding:.6em .9em;text-align:left}
th{background:var(--c-bg-soft);font-weight:600}
.breadcrumb{font-size:.9rem;color:var(--c-muted);margin:1rem 0}
.breadcrumb a{color:var(--c-muted)}
footer.site{background:#1d2433;color:#cdd5e0;padding:2.5rem 0 1.5rem;margin-top:3rem;font-size:.93rem}
footer.site h4{color:#fff;font-size:1rem;margin:0 0 .8em}
footer.site .cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:2rem}
footer.site a{color:#cdd5e0;text-decoration:none}
footer.site a:hover{color:#fff;text-decoration:underline}
footer.site .legal{border-top:1px solid #2c3447;margin-top:2rem;padding-top:1rem;color:#8a93a8;font-size:.85rem;text-align:center}
@media (max-width:680px){
  h1{font-size:1.7rem}
  h2{font-size:1.3rem}
  header.site nav ul{gap:.9rem}
  .hero{padding:2rem 0 1.5rem}
}