:root{scroll-behavior:smooth}body{--ink:#212c2a;--muted:#69736e;--line:#d9ded7;--surface:#fff;--accent:#295c49;--wash:#edf2e9;color:var(--ink);background:#f7f6f0;font-size:16px}a{color:inherit}header,main,footer{max-width:1280px}header{padding:24px 36px;min-height:88px;border-color:var(--line)}main{padding:0 36px}.brand{display:flex;gap:12px;align-items:center;font-size:19px;letter-spacing:-.04em;line-height:1.2}.brand-mark{display:grid;place-items:center;width:38px;height:38px;border-radius:50%;color:var(--surface);background:var(--accent);font-size:23px;font-family:Georgia,serif;flex-shrink:0}header nav a{text-decoration:none;font-size:13px;font-weight:600;white-space:nowrap}header nav a:hover{color:var(--accent)}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible,[contenteditable]:focus-visible{outline:3px solid #ea9c28;outline-offset:5px}.hero{max-width:none;padding:64px 0 48px;margin:0;display:grid;grid-template-columns:1.05fr 1fr;align-items:center;gap:52px;position:relative}.hero-copy{position:relative;z-index:1}.eyebrow{color:var(--accent);font-size:11px;letter-spacing:.18em;font-weight:750;display:block}.hero h1{font:500 clamp(42px,4.6vw,67px)/1.08 Georgia,serif;letter-spacing:-.045em;max-width:710px;margin:23px 0}.hero h1 em{font-weight:400;color:var(--accent)}.lede{font-size:18px;line-height:1.7;max-width:490px;color:var(--muted)}.button,button{font-size:14px;font-weight:650;letter-spacing:.015em;border-radius:4px;background:var(--accent);padding:14px 24px;transition:transform .15s,filter .15s}.button:hover,button:hover{filter:brightness(1.08);transform:translateY(-2px)}.button.secondary{background:transparent;border:1px solid var(--line);color:var(--ink)}.hero-note{font-size:11px;letter-spacing:.03em;color:var(--muted);margin-top:22px}.hero-art{margin:0;position:relative;min-width:0}.hero-art img{width:100%;height:100%;object-fit:cover;display:block}.hero-art figcaption{font-size:10px;letter-spacing:.04em;color:var(--muted);margin-top:8px}.hero-art.illustration img{aspect-ratio:4/3;object-fit:contain}.topic-ribbon{padding:18px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);display:flex;gap:18px;justify-content:space-between;align-items:center;margin:0 0 50px;font-size:12px}.topic-ribbon span{color:var(--muted)}.topic-ribbon a{text-decoration:none;font-weight:650}.section-heading{display:flex;justify-content:space-between;align-items:end;gap:20px;margin:55px 0 24px}.section-heading h2{font:500 clamp(29px,3vw,42px)/1.15 Georgia,serif;letter-spacing:-.035em;margin:10px 0 0}.section-heading>a{font-size:12px;text-decoration:none}.tool{border:1px solid var(--line);border-radius:10px;padding:34px;background:var(--surface);color:var(--ink);box-shadow:none;position:relative;margin:34px 0 50px}.tool h2{font-size:28px;margin-top:0}.tool p{max-width:750px}.tool label{font-size:12px;letter-spacing:.03em;font-weight:650}.tool input,.tool select,.tool textarea{border-color:var(--line);color:var(--ink);border-radius:4px;background:var(--surface);font-size:16px;width:100%}.tool select{min-height:45px}.tool .result{background:var(--wash);color:var(--ink);border-left:3px solid var(--accent);border-radius:0;font-variant-numeric:tabular-nums}.tool .row{gap:24px}.grid{gap:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));border-top:1px solid var(--line)}.card{border-bottom:1px solid var(--line);border-radius:0;background:transparent;padding:30px 26px 30px 0;position:relative}.card:nth-child(even){padding-left:30px;border-left:1px solid var(--line)}.card h3{margin:14px 0}.card a{font:500 25px/1.25 Georgia,serif;letter-spacing:-.02em;text-decoration:none}.card a:hover{text-decoration:underline}.card p{font-size:14px;color:var(--muted);max-width:440px}.card .read-more{font-size:12px;font-family:inherit;font-weight:650;display:inline-block;margin-top:8px;color:var(--accent)}.card-number{font:400 48px/1 Georgia,serif;letter-spacing:-.08em;color:var(--accent);opacity:.3;float:right;margin:0 0 16px 20px}.article{max-width:760px;margin:70px auto}.article h1{font-size:clamp(36px,4.5vw,60px);line-height:1.12;letter-spacing:-.04em}.article h2{font-size:29px;margin-top:40px}.article p{line-height:1.85}.article .lede{max-width:none;font-size:21px}.article>ul{padding-left:22px;font-size:14px}.article .tiny{padding:20px;border-top:1px solid var(--line);margin-top:38px}.editorial-note{display:grid;grid-template-columns:1fr 2fr;gap:40px;background:var(--wash);padding:32px;margin:50px 0;border-radius:5px}.editorial-note h3{font:500 24px/1.3 Georgia,serif;margin:0}.editorial-note p{margin:0;font-size:14px;color:var(--muted)}footer{margin-top:70px;border-color:var(--line);padding:32px 36px 45px}footer>p{font-size:15px;font-weight:650;color:var(--ink)}footer nav a{font-size:12px;color:var(--muted)}.puzzle{grid-template-columns:repeat(4,60px);gap:0;margin:24px 0;border:2px solid var(--ink);width:max-content}.puzzle input{width:60px;height:60px;border-radius:0!important;border:1px solid var(--line);font:500 28px Georgia,serif}.puzzle input:nth-child(4n+2){border-right:2px solid var(--ink)}.puzzle input:nth-child(n+5):nth-child(-n+8){border-bottom:2px solid var(--ink)}.puzzle input:disabled{background:var(--wash);color:var(--ink)}.sheet{background:#fff;color:#252525}.tiny{color:var(--muted)}
@media(max-width:850px){header{padding:20px 24px}.brand{font-size:16px}header nav{gap:15px}main{padding:0 24px}.hero{gap:28px;padding-top:42px}.hero h1{font-size:43px}.lede{font-size:16px}.hero-note{font-size:10px}.tool{padding:26px}.topic-ribbon{margin-bottom:30px}.hero .tool{padding:24px}.puzzle{grid-template-columns:repeat(4,52px)}.puzzle input{width:52px;height:52px}}
@media(max-width:650px){header{align-items:stretch;gap:18px;padding:20px}.brand{font-size:19px}header nav{justify-content:space-between}main{padding:0 20px}.hero{grid-template-columns:1fr!important;gap:24px;padding:35px 0}.hero h1{font-size:45px}.hero .lede{max-width:none}.hero-art{max-width:none}.hero-art img{max-height:390px}.topic-ribbon{flex-wrap:wrap;gap:10px;font-size:11px}.topic-ribbon span{width:100%}.section-heading{margin-top:35px;align-items:start}.section-heading>a{display:none}.grid{grid-template-columns:1fr}.card,.card:nth-child(even){padding:25px 0;border-left:0}.card a{font-size:25px}.editorial-note{grid-template-columns:1fr;gap:15px;padding:25px}.tool .row{display:block}.tool{padding:22px}.article{margin:38px auto}.article h1{font-size:39px}.article .lede{font-size:18px}footer{padding:24px 20px}.hero .tool{margin:0}.puzzle{grid-template-columns:repeat(4,58px)}.puzzle input{width:58px;height:58px}}
@media(prefers-reduced-motion:reduce){:root{scroll-behavior:auto}*{transition:none!important}}@media print{.hero-copy,.hero-art,.topic-ribbon,.editorial-note,.section-heading,.hero-note{display:none!important}.hero{display:block!important}.hero .tool,.tool,.sheet{display:block!important}.hero{padding:0}.hero .tool{margin:0}body{background:white!important;color:black!important}}

body{--accent:#2460dc;--ink:#152b4d;--muted:#63708a;--line:#d9e2ef;--wash:#ecf2ff;background:#f5f8fc;font-family:Arial,sans-serif}.brand-mark{border-radius:10px}.hero h1{font-family:Arial,sans-serif;font-weight:750;letter-spacing:-.065em;font-size:clamp(45px,5vw,72px)}.hero h1 em{font-style:normal}.hero-art{background:#eaf0ff;border-radius:22px;overflow:hidden}.hero .button{border-radius:8px}.tool{border-top:5px solid #2460dc;box-shadow:0 18px 45px #1535680c;border-radius:14px}.tool h2,.section-heading h2{font-family:Arial,sans-serif;font-weight:700;letter-spacing:-.05em}.tool .result{font:600 22px/1.7 ui-monospace,monospace;padding:24px}.tool input{font-size:25px;padding:14px}.grid{gap:18px;border:0}.card,.card:nth-child(even){background:#fff;border:1px solid var(--line);padding:26px;border-radius:12px}.card a{font-family:Arial,sans-serif;font-weight:650;font-size:23px}.topic-ribbon{border-radius:8px;background:#152b4d;color:white;border:0;padding:20px 24px}.topic-ribbon span{color:#b9c8e4}
@media print{#guides,.editorial-note{display:none!important}}