:root{--ink:#11131a;--paper:#f7f7f2;--coral:#d94f43;--blue:#202a3b;--sage:#e7f0e9;--blush:#f1d5cf;--line:rgba(17,19,26,.11)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif}a{color:inherit;text-decoration:none}img{display:block}.site-header{height:78px;position:sticky;top:0;z-index:20;padding:0 max(5vw,30px);display:flex;align-items:center;justify-content:space-between;background:rgba(247,247,242,.94);border-bottom:1px solid var(--line);backdrop-filter:blur(14px)}.brand{display:flex;align-items:center;gap:11px;font-weight:800}.brand img{width:36px;height:36px;border-radius:12px;object-fit:cover}.brand small{display:block;margin-top:4px;font-size:7px;letter-spacing:.13em;color:#6c716f}.site-header nav{display:flex;gap:28px;font-size:12px;font-weight:700}.site-header>a:last-child{padding:12px 17px;border-radius:8px;background:var(--coral);color:#fff;font-size:11px;font-weight:800}.article-hero{min-height:740px;padding:90px max(7vw,60px) 70px;display:grid;grid-template-columns:1.05fr .95fr;gap:6vw;align-items:center;background:var(--blue);color:#fff}.article-hero h1{margin:0;font-size:clamp(46px,5vw,78px);line-height:.95;letter-spacing:-.058em}.article-hero>div>p:not(.eyebrow){max-width:720px;color:#ffffffb0;font-size:17px;line-height:1.65}.article-hero>img{width:100%;height:560px;object-fit:cover;border-radius:16px;box-shadow:0 25px 70px #0005}.back-light{display:inline-block;margin-bottom:40px;color:#ffffffaa;font-size:11px;font-weight:800}.eyebrow{margin:0 0 18px;color:#89908c;font-size:9px;font-weight:900;letter-spacing:.14em}.article-hero .eyebrow{color:#ffffff88}.meta{display:flex;flex-wrap:wrap;gap:10px 25px;margin-top:30px;padding-top:18px;border-top:1px solid #ffffff2c;color:#ffffff99;font-size:9px;font-weight:800;letter-spacing:.08em}.article-layout{max-width:1400px;margin:auto;padding:95px max(4vw,32px);display:grid;grid-template-columns:280px minmax(0,850px);gap:8vw;justify-content:center}.article-layout aside{position:sticky;top:110px;align-self:start}.article-layout aside>span,.article-layout aside>strong{display:block}.article-layout aside>span{color:#777;font-size:9px;font-weight:900}.article-layout aside>strong{margin-top:8px;font-size:17px}.article-layout aside>a{display:block;padding:12px 0;border-bottom:1px solid var(--line);color:#666;font-size:9px;font-weight:700}.article-layout aside>a:first-of-type{margin:22px 0 14px;border:0;color:var(--ink);font-size:11px}.takeaways{margin-bottom:75px;padding:33px 37px;border-radius:14px;background:var(--sage)}.takeaways small,.related-guides small,.sources small{font-size:8px;font-weight:900;letter-spacing:.13em}.takeaways h2{margin:12px 0 18px;font-size:33px}.takeaways ul{margin:0;padding:0;list-style:none}.takeaways li{padding:12px 0 12px 25px;border-top:1px solid #2443331e;position:relative;font-family:Georgia,serif;line-height:1.5}.takeaways li:before{content:"✓";position:absolute;left:0;color:#2d684d}.article-section{scroll-margin-top:100px;margin-bottom:72px}.article-section>small{color:#999;font-weight:900;letter-spacing:.1em}.article-section h2,.article-faq h2,.sources h2,.related-guides h2{margin:14px 0 25px;font-size:clamp(30px,3vw,43px);line-height:1.08;letter-spacing:-.045em}.article-section p{margin:0 0 22px;color:#3f433f;font-family:Georgia,serif;font-size:18px;line-height:1.86}.article-section p:first-of-type:first-letter{float:left;margin:6px 8px 0 0;font-family:Arial,sans-serif;font-size:55px;font-weight:900;line-height:.75;color:#9b3b33}.points{padding:24px 28px;border-left:4px solid var(--coral);background:#faf2ef;list-style:none}.points li{padding:8px 0;font-size:14px;font-weight:700}.article-faq,.sources,.related-guides{margin-top:90px;padding-top:48px;border-top:1px solid}.article-faq details{border-bottom:1px solid var(--line)}.article-faq summary{min-height:76px;display:flex;justify-content:space-between;align-items:center;gap:25px;cursor:pointer;list-style:none;font-weight:800}.article-faq details p{margin:0 40px 25px 0;color:#5e625f;font-family:Georgia,serif;line-height:1.75}.source-note{padding:21px;border-radius:9px;background:#f3eee3;color:#5e625f;font-size:13px;line-height:1.7}.related-list{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.related-list a{min-height:140px;padding:20px;border-radius:12px;display:flex;flex-direction:column;justify-content:space-between;background:#fff;border:1px solid var(--line);font-size:14px;font-weight:800}.related-list span{color:var(--coral);font-size:10px}.calculator{margin:30px 0 40px;padding:28px;border-radius:16px;background:#fff;border:1px solid var(--line);box-shadow:0 18px 42px #202a3b0b}.calculator-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.calculator label{display:grid;gap:7px;color:#505552;font-size:11px;font-weight:800}.calculator input{width:100%;padding:13px;border:1px solid #cfd3ce;border-radius:8px;background:#fffefa;font:inherit}.calculator button{margin-top:18px;padding:14px 18px;border:0;border-radius:8px;background:var(--coral);color:#fff;font-weight:800;cursor:pointer}.calculator-output{margin-top:18px;padding:18px;border-radius:10px;background:var(--sage);line-height:1.7}.calculator-output strong{font-size:22px}.formula{padding:19px;border-left:4px solid var(--coral);background:#faf2ef;font-family:Georgia,serif;line-height:1.75}footer{padding:55px max(7vw,60px);display:flex;justify-content:space-between;background:var(--blue);color:#ffffff77;font-size:10px}
@media(max-width:950px){.site-header nav{display:none}.article-hero{grid-template-columns:1fr}.article-layout{grid-template-columns:210px minmax(0,1fr)}.calculator-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:650px){.site-header{height:66px;padding:0 16px}.site-header>a:last-child{display:none}.article-hero{min-height:0;padding:58px 16px 40px;gap:28px}.article-hero h1{font-size:40px}.article-hero>img{height:290px}.article-layout{display:block;padding:50px 16px}.article-layout aside{position:static;margin-bottom:32px}.article-layout aside>a:not(:first-of-type){display:none}.takeaways{margin-bottom:52px;padding:23px 20px}.article-section{margin-bottom:52px}.article-section p{font-size:17px}.article-faq,.sources,.related-guides{margin-top:66px;padding-top:38px}.related-list,.calculator-grid{grid-template-columns:1fr}.calculator{padding:20px}footer{display:block;padding:40px 16px}footer span{display:block;margin-top:8px}}
