@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Space+Grotesk:wght@400;500;600;700&display=swap');
:root{--ink:#173c48;--ink2:#36535b;--paper:#f8f6ef;--white:#fffdf8;--gold:#e9c676;--line:#d7ddd8;--teal:#d8ede5;--muted:#5f7377}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.65 'DM Sans',sans-serif}a{color:inherit}h1,h2,h3,p{margin-top:0}h1,h2,h3{font-family:'Space Grotesk',sans-serif;line-height:1.17;letter-spacing:-.035em}h1{font-size:clamp(2.6rem,5.8vw,5.6rem)}h2{font-size:clamp(1.8rem,3vw,2.9rem)}h3{font-size:1.28rem}.wrap{width:min(1160px,calc(100% - 40px));margin-inline:auto}.skip{position:absolute;left:-9999px;background:#fff;padding:12px;z-index:9}.skip:focus{left:12px;top:12px}.site-header{background:var(--white);border-bottom:1px solid var(--line)}.nav-row{min-height:84px;display:flex;align-items:center;gap:35px;justify-content:space-between}.brand{text-decoration:none;display:flex;align-items:center;gap:13px;font:700 1.1rem/1 'Space Grotesk';letter-spacing:.035em;white-space:nowrap}.brand b{color:#39816e}.brand small{display:block;font:600 .55rem/1.8 'DM Sans';letter-spacing:.22em}.brand-icon{display:grid;place-items:center;background:var(--ink);color:var(--gold);width:39px;height:39px;border-radius:8px;font-size:1.35rem}.nav-row nav{display:flex;gap:25px;font-size:.89rem;font-weight:700}.nav-row nav a{text-decoration:none}.nav-row nav a:hover,.lang a:hover,.text-link:hover{color:#3d8a73}.lang{display:flex;gap:8px;font-size:.78rem;font-weight:700}.lang a{text-decoration:none}.lang [aria-current]{color:#2e9b79}.hero{background:var(--ink);color:#fff;padding:88px 0 92px;overflow:hidden}.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;align-items:center;gap:65px}.eyebrow,.serial{display:block;font-size:.73rem;letter-spacing:.18em;text-transform:uppercase;font-weight:700;color:#438a73}.hero .eyebrow{color:var(--gold)}.hero h1{margin:20px 0 24px;max-width:680px}.lead{font-size:1.13rem;color:var(--ink2);max-width:720px}.hero .lead{color:#cbdedc}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:32px}.button{display:inline-flex;justify-content:center;align-items:center;gap:8px;border:0;border-radius:4px;padding:13px 22px;background:var(--gold);color:var(--ink);font:700 .94rem 'DM Sans';text-decoration:none;cursor:pointer}.button:hover{background:#f4d997}.button-light{background:transparent;border:1px solid #97b8b7;color:#fff}.box-art{height:370px;position:relative;transform:rotate(-3deg)}.box-top{position:absolute;width:280px;height:100px;background:#e5cc8d;transform:skewY(-27deg);left:85px;top:48px;border:3px solid #fff1c3}.box-front{position:absolute;width:280px;height:215px;background:#d7b877;left:85px;top:136px;transform:skewY(0deg);border:3px solid #fff1c3;display:flex;justify-content:space-around;align-items:end;padding:20px;font-weight:700;color:#4d4a35}.box-side{position:absolute;left:365px;top:52px;width:96px;height:215px;background:#bd9b62;transform:skewY(28deg);border:3px solid #fff1c3;display:grid;place-items:center;color:#4d4a35;font-weight:700}.box-caption{position:absolute;right:0;bottom:-12px;font:700 .8rem 'Space Grotesk';color:var(--gold)}.callout{background:var(--teal);padding:34px 42px;margin-top:-25px;position:relative;box-shadow:0 16px 36px #0b36321a}.callout h2{margin:12px 0}.callout p{max-width:850px;margin:0}.section{padding:94px 0}.section-head{max-width:760px;margin-bottom:34px}.section-head h2{margin:10px 0}.section-head p{color:var(--muted)}.tools-block{background:#e8eee9}.tool-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.tool-grid article{background:var(--white);padding:35px;border:1px solid var(--line)}.tool-grid h3{font-size:1.65rem;margin:20px 0 8px}.tool-grid p{color:var(--muted);min-height:52px}.tool-grid a,.editorial a,.side-card a{font-weight:700;text-decoration:none;color:#206f5f}.guide-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}.guide-card{border:1px solid var(--line);padding:25px;background:var(--white);display:flex;flex-direction:column;min-height:270px}.guide-card h3{margin:20px 0 9px}.guide-card h3 a{text-decoration:none}.guide-card p{font-size:.91rem;color:var(--muted)}.text-link{font-size:.86rem;font-weight:700;text-decoration:none;margin-top:auto}.editorial{border-top:1px solid var(--line);padding:30px 0 80px}.editorial p{max-width:730px}.article-layout{display:grid;grid-template-columns:minmax(0,720px) 300px;gap:70px;padding:48px 0 100px}.crumb{font-size:.81rem;color:var(--muted);margin-bottom:47px}.article-head{padding-bottom:27px;border-bottom:1px solid var(--line);margin-bottom:32px}.article-head h1{font-size:clamp(2.45rem,4vw,4.5rem);margin:13px 0}.byline{font-size:.82rem;color:var(--muted);margin-top:23px}.prose{max-width:760px}.prose-section{margin:34px 0}.prose-section h2{font-size:1.6rem;margin-bottom:10px}.prose p{color:var(--ink2)}.example,.caution{padding:24px 28px;margin:24px 0;background:var(--teal);border-left:4px solid #4a9b81}.caution{background:#f4ead2;border-left-color:#b48f36}.example p,.caution p{margin:7px 0 0}.references{border-top:1px solid var(--line);margin-top:38px;padding-top:24px}.references h2{font-size:1.35rem}.sources{padding-left:20px}.sources li{margin:8px 0}.sources a{color:#206f5f}.next{border-top:1px solid var(--line);margin-top:45px;padding-top:25px;display:flex;gap:15px;flex-direction:column}.next span{font-size:.75rem;text-transform:uppercase;letter-spacing:.15em}.next a{font:700 1.2rem 'Space Grotesk';text-decoration:none}.side-card{background:#e5eee8;padding:25px;height:max-content;margin-top:125px}.side-card h2{font-size:1.4rem;margin-top:15px}.tool-page,.info-page{padding:48px 0 100px}.tool-page .article-head{max-width:780px}.calculator-layout{display:grid;grid-template-columns:minmax(0,690px) 1fr;gap:35px}.calc-panel,.formula-card{background:var(--white);padding:28px;border:1px solid var(--line)}.fields{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.field{display:flex;flex-direction:column;gap:5px;font-size:.84rem;font-weight:700}.field input{width:100%;border:1px solid #a5bab4;border-radius:3px;padding:12px;font:inherit;color:var(--ink);background:#fff}.field input:focus{outline:2px solid #319677}.check{display:flex;gap:10px;align-items:center;font-weight:700;margin:14px 0}.calc-panel .button{margin-top:22px}.formula-card{background:#e4eee7;height:max-content}.formula-card p{margin:14px 0}.formula-card p+p{border-top:1px solid #b9d1c7;padding-top:16px}#result{margin-top:27px;padding-top:20px;border-top:1px solid var(--line)}#result h2{font-size:1.4rem}.result-row{display:flex;justify-content:space-between;gap:10px;border-bottom:1px solid var(--line);padding:9px 0}.result-row strong{text-align:right}.result-note{font-size:.88rem;color:var(--muted)}.info-page>.lead{margin-bottom:45px}.site-footer{background:#102d37;color:#d1dedb;padding:55px 0}.footer-row{display:flex;justify-content:space-between;gap:30px}.footer-row strong{font:700 1.3rem 'Space Grotesk';color:#fff}.footer-row p{max-width:420px;font-size:.85rem}.footer-row nav{display:flex;flex-wrap:wrap;gap:15px;max-width:450px;font-size:.85rem}.footer-row nav a{text-decoration:none}.footer-row nav a:hover{color:var(--gold)}@media(max-width:950px){.guide-grid{grid-template-columns:repeat(2,1fr)}.article-layout,.calculator-layout{grid-template-columns:1fr}.side-card{margin-top:0}.hero-grid{gap:15px}.box-art{transform:scale(.72);transform-origin:left center}}@media(max-width:680px){.wrap{width:min(100% - 28px,1160px)}.nav-row{min-height:76px;flex-wrap:wrap;padding:14px 0;gap:12px}.nav-row nav{order:3;width:100%;justify-content:space-between;gap:7px;font-size:.76rem}.hero{padding:65px 0 45px}.hero-grid{grid-template-columns:1fr}.hero h1{font-size:3.2rem}.box-art{display:none}.callout{padding:25px;margin-top:0}.section{padding:65px 0}.guide-grid,.tool-grid,.fields{grid-template-columns:1fr}.guide-card{min-height:0}.tool-grid p{min-height:0}.article-layout,.tool-page,.info-page{padding-top:35px}.article-head h1{font-size:2.7rem}.footer-row{display:block}.footer-row nav{margin-top:25px}}

.box-art{width:100%;height:auto;max-width:510px;transform:rotate(-3deg)}