:root{--bg:#faf9f5;--ink:#20382a;--muted:#5b655e;--line:#dce0d5;--green:#1e3a2b;--honey:#b28b4d;font-family:"Source Sans 3",Arial,sans-serif;color:var(--ink);background:var(--bg)}
*{box-sizing:border-box}body{margin:0;line-height:1.7}a{color:inherit;text-underline-offset:4px}a:hover{color:#775921}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid var(--honey);outline-offset:4px}img{max-width:100%;height:auto}h1,h2,h3,.brand{font-family:Archivo,Arial,sans-serif;line-height:1.2}h1{font-size:clamp(2.2rem,5vw,3.8rem);letter-spacing:-.045em;margin:18px 0 24px}h2{font-size:clamp(1.4rem,3vw,2rem);letter-spacing:-.025em;margin:2.3em 0 .8em}h3{font-size:1.16rem;margin:1.8em 0 .7em}p{margin:0 0 1.2em}li{margin-bottom:.5em}.wrap{width:min(1180px,calc(100% - 48px));margin:auto}.skip{position:absolute;left:20px;top:-100px;background:white;padding:12px;z-index:10}.skip:focus{top:10px}header{border-bottom:1px solid var(--line);background:var(--bg)}.nav{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:90px}.brand{font-size:1.45rem;font-weight:800;text-decoration:none;letter-spacing:-.035em;white-space:nowrap}.brand small{font-weight:500;color:var(--muted)}.nav-links{display:flex;flex-wrap:wrap;gap:12px 22px;align-items:center;font-size:.9rem}.nav-links a{text-decoration:none}.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 19px;border-radius:5px;text-decoration:none;background:var(--green);color:#fff;border:1px solid var(--green);font-weight:600;line-height:1.4}.btn:hover{color:#fff;background:#2b503a}.btn-plain{background:transparent;color:var(--green)}.btn-plain:hover{color:var(--green);background:#eeeee5}.breadcrumb{font-size:.82rem;color:var(--muted);padding:24px 0}.breadcrumb ol{list-style:none;display:flex;flex-wrap:wrap;gap:8px;padding:0;margin:0}.breadcrumb li{margin:0}.breadcrumb li+li:before{content:"/";padding-right:8px}.hero{display:grid;grid-template-columns:1.25fr .75fr;align-items:center;gap:50px;padding:30px 0 60px;border-bottom:1px solid var(--line)}.hero.no-image{grid-template-columns:1fr;max-width:860px}.eyebrow{text-transform:uppercase;letter-spacing:.12em;font-weight:700;font-size:.72rem;color:#7c663f}.lead{font-size:1.16rem;color:var(--muted);max-width:62ch}.hero img{width:100%;border-radius:8px;background:#eeeee5;aspect-ratio:1;object-fit:cover}.actions{display:flex;flex-wrap:wrap;gap:12px}.meta{font-size:.82rem;color:var(--muted);margin:22px 0 0}.article-layout{display:grid;grid-template-columns:minmax(0,800px) minmax(220px,1fr);gap:60px;align-items:start;padding:10px 0 70px}.prose{min-width:0;font-size:1.05rem}.prose ul,.prose ol{padding-left:24px}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:7px;margin:24px 0}table{border-collapse:collapse;width:100%;min-width:480px;font-size:.91rem;text-align:left}th,td{padding:14px 17px;vertical-align:top;border-bottom:1px solid var(--line)}thead th{background:#eeeee5}tbody tr:last-child>*{border-bottom:0}.sidebar{margin-top:65px;background:#eeeee5;border:1px solid var(--line);border-radius:7px;padding:24px;font-size:.94rem}.sidebar h2{font-size:1.1rem;margin:0 0 18px}.sidebar a{display:block;margin:14px 0}.sidebar p{color:var(--muted)}.related{background:#eeeee5;border-block:1px solid var(--line);padding:50px 0}.related h2{margin:0 0 24px}.guide-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.guide-card{display:block;padding:24px;border:1px solid var(--line);border-radius:7px;background:var(--bg);text-decoration:none}.guide-card h3{font-size:1.12rem;margin:0 0 14px}.guide-card p{font-size:.94rem;color:var(--muted)}.guide-card span{font-weight:600;font-size:.88rem}.contact{padding:55px 0}.contact h2{margin:0 0 18px}.contact p{max-width:70ch}.contact address{font-style:normal;margin-top:22px;color:var(--muted)}footer{border-top:1px solid var(--line);padding:30px 0 90px;font-size:.85rem;color:var(--muted)}.footer-links{display:flex;flex-wrap:wrap;gap:12px 20px;margin-top:18px}.calculator{border:1px solid var(--line);background:#eeeee5;padding:24px;border-radius:7px;margin:35px 0}.calculator h2{margin:0 0 15px;font-size:1.4rem}.calc-fields{display:grid;grid-template-columns:1fr 1fr;gap:16px}.calc-fields label{font-size:.88rem;font-weight:600}.calc-fields input{display:block;width:100%;margin-top:5px;font:inherit;padding:10px;background:var(--bg);color:var(--ink);border:1px solid #adb7a8;border-radius:4px}.calc-result{display:block;margin-top:20px;font-weight:600}.calculator small{display:block;margin-top:12px;color:var(--muted)}
@media(max-width:900px){.article-layout{grid-template-columns:1fr;gap:0}.sidebar{margin-top:15px}.hero{gap:28px}.guide-grid{grid-template-columns:1fr 1fr}.nav-links .optional{display:none}}
@media(max-width:600px){.wrap{width:calc(100% - 36px)}.nav{min-height:78px;gap:12px}.brand{font-size:1.2rem}.nav-links>a:not(.btn){display:none}.nav .btn{font-size:.82rem;padding:10px 12px}.hero{grid-template-columns:1fr;padding-top:12px;gap:28px}.hero img{max-width:380px;max-height:280px;justify-self:center}.hero h1{font-size:2.3rem}.lead{font-size:1.05rem}.guide-grid{grid-template-columns:1fr}.prose{font-size:1rem}.article-layout{padding-bottom:40px}.actions .btn{flex:1;min-width:140px}.calculator{padding:20px}.calc-fields{gap:14px}.breadcrumb{font-size:.75rem}th,td{padding:11px 13px}}