:root{
  --ink:#17211b;--muted:#5d6b63;--paper:#fbfdf8;--card:#ffffff;
  --leaf:#397b43;--leaf-dark:#235b2e;--lime:#dff4b5;--line:#dfe8df;
  --warm:#fff7df;--shadow:0 12px 34px rgba(28,57,37,.08);
  --radius:18px;--max:1180px
}
*{box-sizing:border-box} html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--paper);line-height:1.72}
a{color:var(--leaf-dark);text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{color:#17491f}
img,svg{max-width:100%}
.container{width:min(calc(100% - 32px),var(--max));margin:auto}
.skip{position:absolute;left:-999px;top:0;background:#fff;padding:12px;z-index:99}.skip:focus{left:12px;top:12px}
header{position:sticky;top:0;z-index:30;background:rgba(251,253,248,.96);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.topbar{display:flex;align-items:center;gap:24px;min-height:70px}
.brand{display:flex;align-items:center;gap:10px;font-weight:850;font-size:1.08rem;color:var(--ink);text-decoration:none;white-space:nowrap}
.logo{width:31px;height:31px;border-radius:10px;background:var(--leaf-dark);display:grid;place-items:center;color:#fff;font-weight:900}
nav{display:flex;gap:18px;align-items:center;margin-left:auto}nav a{text-decoration:none;color:#33463a;font-weight:650;font-size:.92rem}
.cta,.button{display:inline-flex;align-items:center;justify-content:center;gap:7px;border-radius:999px;padding:11px 17px;background:var(--leaf-dark);color:white!important;text-decoration:none;font-weight:800;border:1px solid var(--leaf-dark)}
.cta:hover,.button:hover{background:#16451f}
.cta.secondary{background:#fff;color:var(--leaf-dark)!important}
.menu-btn{display:none;margin-left:auto;background:none;border:1px solid var(--line);border-radius:10px;padding:8px 11px}
.hero{padding:72px 0 44px;background:radial-gradient(circle at 80% 20%,#eaf8d1 0,transparent 26%),linear-gradient(180deg,#f8fbf2,#fbfdf8)}
.eyebrow{display:inline-block;font-size:.82rem;letter-spacing:.08em;text-transform:uppercase;font-weight:800;color:var(--leaf-dark);background:var(--lime);padding:6px 10px;border-radius:999px}
h1{font-size:clamp(2.2rem,5vw,4.35rem);line-height:1.03;letter-spacing:-.045em;margin:.28em 0 .35em;max-width:900px}
h2{font-size:clamp(1.45rem,2.5vw,2.15rem);line-height:1.18;letter-spacing:-.025em;margin:1.7em 0 .55em}
h3{line-height:1.25;margin-top:1.4em}
.lede{font-size:1.18rem;max-width:780px;color:#43554a}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:25px}
.hero-note{font-size:.88rem;color:var(--muted);margin-top:12px}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow)}
.card h3{margin-top:0}.card p:last-child{margin-bottom:0}
.section{padding:48px 0}.section.tight{padding:28px 0}
.page-head{padding:46px 0 22px}
.breadcrumbs{font-size:.88rem;color:var(--muted);margin-bottom:16px}.breadcrumbs a{color:inherit}
.layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:34px;align-items:start}
article{min-width:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:clamp(22px,4vw,44px);box-shadow:var(--shadow)}
article h1{font-size:clamp(2rem,4vw,3.45rem)}
article p{margin:0 0 1.15em}
article ul,article ol{padding-left:1.25rem}
article li{margin:.42em 0}
.callout{background:var(--warm);border:1px solid #f1dfaa;border-radius:14px;padding:18px 20px;margin:26px 0}
.note{background:#f1f7ee;border-left:4px solid var(--leaf);padding:15px 18px;border-radius:6px}
.sidebar{position:sticky;top:94px;display:grid;gap:16px}
.sidebox{background:#fff;border:1px solid var(--line);border-radius:16px;padding:19px}
.sidebox h3{margin:0 0 8px;font-size:1rem}.sidebox p{font-size:.92rem;color:var(--muted);line-height:1.55}
.sidebox ul{list-style:none;padding:0;margin:10px 0 0}.sidebox li{margin:8px 0;font-size:.93rem}
.aff-box{background:linear-gradient(145deg,#eff9df,#fff);border-color:#cce5ac}
.aff-box .button{width:100%;margin-top:6px}
.disclosure{font-size:.78rem;color:#68766e;margin-top:10px}
.related{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:18px}.related a{display:block;background:#f7faf5;border:1px solid var(--line);border-radius:12px;padding:13px;text-decoration:none;font-weight:700}
.kicker{font-weight:800;color:var(--leaf-dark)}
.tablewrap{overflow-x:auto}table{width:100%;border-collapse:collapse;margin:22px 0;font-size:.95rem}th,td{padding:12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}th{background:#f4f8f1}
footer{border-top:1px solid var(--line);margin-top:54px;background:#f5f8f2;padding:38px 0}
.footergrid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:28px}footer p,footer a{font-size:.9rem}footer a{display:block;margin:6px 0}
.badge{display:inline-block;background:#edf4e8;border:1px solid var(--line);border-radius:999px;padding:5px 9px;font-size:.76rem;font-weight:750;color:#46584b}
.toc{border:1px solid var(--line);background:#fafcf8;border-radius:13px;padding:16px 19px;margin:24px 0}.toc strong{display:block;margin-bottom:5px}.toc a{display:block;font-size:.92rem;margin:4px 0}
.category-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.category-list a{background:white;border:1px solid var(--line);border-radius:14px;padding:16px;text-decoration:none}.category-list b{display:block;color:var(--ink)}
@media(max-width:900px){.layout{grid-template-columns:1fr}.sidebar{position:static}.grid{grid-template-columns:1fr 1fr}nav{display:none;position:absolute;top:70px;left:0;right:0;background:#fbfdf8;padding:14px 20px;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch}.nav-open nav{display:flex}.menu-btn{display:block}.header-cta{display:none}.footergrid{grid-template-columns:1fr 1fr}}
@media(max-width:620px){.grid,.category-list,.related{grid-template-columns:1fr}.hero{padding-top:44px}.footergrid{grid-template-columns:1fr}.container{width:min(calc(100% - 22px),var(--max))}article{padding:22px}.topbar{gap:10px}}