:root{--tend-ink:#192522;--tend-muted:#5e6e68;--tend-paper:#f4f8f4;--tend-green:#347c5d;--tend-line:#d7e3db;--tend-dark:#17362d;--tend-soft:#e4f0e8}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--tend-paper);color:var(--tend-ink);font:17px/1.75 -apple-system,BlinkMacSystemFont,"SF Pro Text","Helvetica Neue",Arial,sans-serif}.shell{width:min(1120px,calc(100% - 44px));margin-inline:auto}.topbar{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:22px 0;color:var(--tend-ink);font-size:14px}.topbar a,.crumbs a,.footer a{color:inherit;text-decoration:none}.topbar a:hover,.crumbs a:hover,.footer a:hover{text-decoration:underline}.brand{font-size:19px;font-weight:750;letter-spacing:-.04em}.nav-links{display:flex;gap:22px}.crumbs{padding:12px 0 20px;color:var(--tend-muted);font-size:13px}.crumbs ol{display:flex;gap:9px;list-style:none;padding:0;margin:0}.hero{padding:76px 0 70px;background:var(--tend-dark);color:#fff}.hero-grid{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(220px,.7fr);gap:54px;align-items:center}.eyebrow{color:#a5dcb8;text-transform:uppercase;letter-spacing:.16em;font:700 12px/1.3 ui-monospace,SFMono-Regular,Menlo,monospace}.hero h1{max-width:790px;margin:20px 0;font-size:clamp(42px,7.2vw,78px);line-height:.98;letter-spacing:-.075em}.lede{max-width:700px;color:#d8e8de;font-size:clamp(19px,2.2vw,23px);line-height:1.5}.hero-image{width:100%;max-width:360px;justify-self:end;border:1px solid rgba(255,255,255,.2);border-radius:26px;box-shadow:0 24px 64px #0d241c77}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}.button{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:48px;padding:12px 19px;border:1px solid transparent;border-radius:999px;background:#9cd3ad;color:#10261e;text-decoration:none;font-weight:750}.button.secondary{background:transparent;border-color:#709180;color:#f4fff8}.button:hover{transform:translateY(-1px)}.content{padding:48px 0 88px}.content-grid{display:grid;grid-template-columns:minmax(0,1fr) 265px;gap:56px;align-items:start}.article{min-width:0}.article h2{margin:52px 0 14px;font-size:clamp(27px,4vw,38px);line-height:1.1;letter-spacing:-.055em}.article h3{margin:30px 0 8px;font-size:21px;line-height:1.25;letter-spacing:-.03em}.article p{max-width:760px;margin:0 0 18px}.article ul,.article ol{padding-left:22px}.article li{padding-left:4px;margin:8px 0}.sidecard,.callout{padding:22px;border:1px solid var(--tend-line);border-radius:18px;background:#fff}.sidecard{position:sticky;top:20px}.sidecard h2{margin:0 0 10px;font-size:18px}.sidecard ul{padding-left:19px}.callout{margin:30px 0;background:var(--tend-soft)}.callout strong{display:block;margin-bottom:7px}.checklist{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:20px 0}.check{padding:17px;border:1px solid var(--tend-line);border-radius:14px;background:#fff}.check b{display:block;margin-bottom:4px;color:var(--tend-green)}figure{margin:30px 0;padding:12px;border:1px solid var(--tend-line);border-radius:20px;background:#fff}figure img{display:block;width:100%;height:auto;border-radius:12px}figcaption{padding:9px 4px 2px;color:var(--tend-muted);font-size:13px}.related{display:flex;flex-wrap:wrap;gap:10px;margin:28px 0}.related a{padding:9px 13px;border:1px solid var(--tend-line);border-radius:999px;color:var(--tend-ink);text-decoration:none;font-size:14px}.related a:hover{background:var(--tend-soft)}.footer{padding:25px 0 50px;border-top:1px solid var(--tend-line);color:var(--tend-muted);font-size:14px}.footer div{display:flex;flex-wrap:wrap;gap:16px}.fineprint{color:var(--tend-muted);font-size:14px}@media(max-width:800px){.hero-grid,.content-grid{grid-template-columns:1fr}.hero-image{justify-self:start;max-width:300px}.sidecard{position:static}.hero{padding:52px 0}.content{padding-top:34px}}@media(max-width:520px){.shell{width:min(100% - 32px,1120px)}.nav-links{gap:12px;font-size:12px}.hero h1{font-size:clamp(39px,12vw,58px)}.checklist{grid-template-columns:1fr}.article h2{margin-top:42px}}