.h20-masthead{border-bottom:1px solid var(--line);position:relative;z-index:4}.h20-top{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:94px}.h20-brand{display:block;flex:none}.h20-brand strong{display:block;font-size:23px;letter-spacing:.12em;font-weight:550;line-height:1.5}.h20-brand span{font-size:8px;letter-spacing:.23em;display:block}.h20-nav{display:flex;align-items:center;gap:26px;font-size:12px}.h20-nav a{padding:10px 0;position:relative}.h20-nav a:after{content:'';position:absolute;bottom:6px;left:0;right:100%;height:1px;background:var(--ink);transition:right .25s}.h20-nav a:hover:after{right:0}.h20-nav-cta{font-size:11px;border:1px solid var(--line);padding:10px 15px}.h20-nav a:focus-visible,.h20-brand:focus-visible,.h20-nav-cta:focus-visible{outline:3px solid var(--accent);outline-offset:5px}
:is(.home20,.registration20) .wrap{max-width:1320px;width:calc(100% - 100px)}:is(.home20,.registration20){text-rendering:optimizeLegibility}:is(.home20,.registration20) img{max-width:100%;display:block}:is(.home20,.registration20) h1,:is(.home20,.registration20) h2{text-wrap:balance}:is(.home20,.registration20) p{text-wrap:pretty}:is(.home20,.registration20) a:focus-visible,:is(.home20,.registration20) summary:focus-visible{outline:3px solid var(--accent);outline-offset:6px}.h20-kicker{font:600 10px/1.7 var(--sans);letter-spacing:.16em;text-transform:uppercase;color:var(--accent);margin:0 0 20px}.h20-hero{display:grid;grid-template-columns:1.05fr 1fr;gap:55px;align-items:center;padding:64px 0 55px;min-height:620px}.h20-hero-copy{position:relative;z-index:1;min-width:0}.h20-hero h1{font:500 clamp(39px,4.2vw,66px)/1.27 var(--serif);letter-spacing:-.035em;margin:0 0 28px}.h20-deck{font-size:15px;line-height:1.95;max-width:620px;color:var(--muted)}.h20-actions{display:flex;gap:13px;align-items:center;flex-wrap:wrap;margin-top:28px}.h20-button{display:inline-flex;align-items:center;justify-content:space-between;gap:30px;font:550 12px/1.5 var(--sans);padding:17px 20px;background:var(--ink);color:var(--paper);border:1px solid var(--ink);transition:transform .22s,background .22s}.h20-button span{font-size:18px;transition:transform .22s}.h20-button:hover{background:var(--accent);transform:translateY(-2px)}.h20-button:hover span{transform:translate(2px,-2px)}.h20-button.h20-secondary{background:transparent;color:var(--ink);border-color:var(--line)}.h20-button.h20-secondary:hover{background:color-mix(in srgb,var(--ink) 7%,transparent)}.h20-disclosure{display:flex;gap:10px;align-items:start;margin-top:24px;max-width:630px}.h20-dot{display:block;flex:none;width:6px;height:6px;background:var(--accent);border-radius:50%;margin-top:9px}.h20-disclosure p{font-size:10px;line-height:1.85;color:var(--muted);margin:0}.h20-disclosure a{text-decoration:underline;text-underline-offset:3px;white-space:nowrap}.h20-art{margin:0;align-self:stretch;display:flex;flex-direction:column;min-width:0;overflow:hidden}.h20-art img{width:100%;height:calc(100% - 36px);min-height:450px;object-fit:cover;animation:h20-enter .8s ease-out both}.h20-art figcaption{display:flex;justify-content:space-between;gap:15px;font-size:9px;letter-spacing:.09em;border-top:1px solid var(--line);padding-top:12px;margin-top:14px}.h20-index{display:grid;grid-template-columns:repeat(4,1fr);border-block:1px solid var(--line);font-size:11px}.h20-index a{padding:18px 0;transition:color .2s}.h20-index a:hover{color:var(--accent)}.h20-section{padding:90px 0}.h20-section-head{display:grid;grid-template-columns:1fr 3fr;gap:45px;margin-bottom:44px}.h20-section-head .h20-kicker{padding-top:9px}.h20-section-head h2,.h20-custody h2,.h20-feature h2,.h20-facts h2,.h20-faq h2,.h20-invite h2{font:500 clamp(30px,3.2vw,47px)/1.32 var(--serif);letter-spacing:-.02em;margin:0 0 23px}.h20-section-head h2 em{color:var(--accent);font-style:normal}.h20-section-head p:not(.h20-kicker){font-size:14px;max-width:650px;color:var(--muted);line-height:1.95}.h20-product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0 30px}.h20-product{border-top:1px solid var(--line);padding:24px 0;display:flex;flex-direction:column;gap:25px;min-width:0}.h20-product-num{font:italic 42px/1 Georgia;color:var(--accent)}.h20-product .h20-kicker{font-size:8px;margin-bottom:8px}.h20-product h3{font-size:22px;font-weight:500;margin:0 0 17px}.h20-product p{font-size:12px;line-height:1.9;color:var(--muted);margin:0 0 16px}.h20-product .h20-lens{padding-top:15px;border-top:1px dashed var(--line);color:var(--ink);font-size:11px}.h20-inline{display:inline-block;font-size:12px;border-bottom:1px solid var(--line);padding:5px 0;transition:color .2s}.h20-inline:hover{color:var(--accent)}.h20-custody{display:grid;grid-template-columns:1fr 1.35fr;gap:60px;border-top:1px solid var(--line);padding:50px 0}.h20-custody p:not(.h20-kicker){font-size:13px;color:var(--muted);max-width:350px}.h20-table-wrap{overflow:auto}.h20-table-wrap:focus-visible{outline:3px solid var(--accent);outline-offset:6px}.h20-table-wrap table{border-collapse:collapse;min-width:460px;width:100%;font-size:12px;margin:0}.h20-table-wrap caption{text-align:left;color:var(--muted);font-size:10px;margin-bottom:14px}.h20-table-wrap th,.h20-table-wrap td{padding:16px 13px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top;background:transparent}.h20-table-wrap thead{background:color-mix(in srgb,var(--ink) 6%,transparent)}.h20-table-wrap tbody th{font-weight:500;white-space:nowrap}.h20-table-wrap td{color:var(--muted)}.h20-feature{display:grid;grid-template-columns:1fr 1.1fr;gap:65px;align-items:center;border-top:1px solid var(--line)}.h20-feature-copy>p:not(.h20-kicker){font-size:14px;color:var(--muted)}.h20-stepstrip{display:grid;grid-template-columns:repeat(2,1fr);list-style:none;padding:0;margin:28px 0;gap:0 20px}.h20-stepstrip li{padding:13px 0;border-top:1px solid var(--line);font-size:12px;display:flex;gap:14px;align-items:center}.h20-stepstrip span{font:italic 20px Georgia;color:var(--accent)}.h20-shot{margin:30px 0}.h20-shot>a{display:block;position:relative;background:#fff;border:1px solid var(--line);padding:8px}.h20-shot img{width:100%;height:auto;object-fit:contain}.h20-enlarge{display:block;font-size:10px;text-align:right;padding:9px 5px 2px;color:var(--ink)}.h20-shot figcaption{font-size:10px;line-height:1.9;color:var(--muted);padding-top:13px}.h20-shot figcaption a{border-bottom:1px solid var(--line)}.h20-image-note{font-size:11px;color:var(--muted);border-left:2px solid var(--accent);padding-left:18px;margin-top:20px}.h20-facts{display:grid;grid-template-columns:1fr 1fr;gap:90px;padding:55px;background:var(--ink);color:var(--paper);margin-bottom:20px}.h20-facts .h20-kicker{color:var(--paper);opacity:.72}.h20-facts h2{font-size:34px}.h20-facts p:not(.h20-kicker){font-size:13px;color:color-mix(in srgb,var(--paper) 82%,transparent);margin-top:0}.h20-facts .h20-inline{border-color:color-mix(in srgb,var(--paper) 35%,transparent)}.home20 #guides{padding:80px 0}.home20 #guides .section-head h2{font-size:36px}.h20-tool-label{display:flex;justify-content:space-between;gap:30px;align-items:end}.h20-tool-label p:not(.h20-kicker){font-size:11px;color:var(--muted)}.home20 .utility{border-radius:0!important}.h20-faq{display:grid;grid-template-columns:1fr 1.35fr;gap:80px}.h20-faq details{border-bottom:1px solid var(--line)}.h20-faq summary{font-size:16px;padding:23px 26px 23px 0;cursor:pointer;position:relative;list-style:none}.h20-faq summary::-webkit-details-marker{display:none}.h20-faq summary:after{content:'+';position:absolute;right:0;font-size:20px;color:var(--accent)}.h20-faq details[open] summary:after{content:'−'}.h20-faq details p{font-size:13px;line-height:2;color:var(--muted);margin:0 20px 25px 0}.h20-invite{border-block:1px solid var(--line);padding:55px 0;display:grid;grid-template-columns:1.5fr 1fr;gap:80px;align-items:center}.h20-invite p:not(.h20-kicker){font-size:12px;color:var(--muted);max-width:560px}.h20-invite>div:last-child{display:flex;flex-direction:column;align-items:start;gap:15px}.h20-invite h2{font-size:36px}.h20-sources{padding:50px 0 70px;font-size:11px;color:var(--muted)}.h20-sources h2{font-size:20px;font-weight:500;color:var(--ink)}.h20-sources ul{padding:0;list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:13px 30px}.h20-sources li a{border-bottom:1px solid var(--line)}.h20-sources p{max-width:870px;font-size:11px!important;line-height:1.9!important}.h20-sources .h20-kicker{font-size:9px!important}.h20-journey .h20-hero{grid-template-columns:1.1fr 1fr;gap:45px}.h20-journey .h20-art img{border-radius:48% 48% 0 0}.h20-journey .h20-hero h1,.h20-measure .h20-hero h1{font-family:var(--sans);font-weight:550;letter-spacing:-.045em}.h20-journey .h20-product-num{font-style:normal}.h20-measure .h20-art{order:-1}.h20-measure .h20-art img{aspect-ratio:1;min-height:510px}.h20-measure .h20-hero h1{font-size:clamp(39px,3.9vw,58px)}.h20-measure .h20-product{border-top:3px solid var(--ink);display:grid;grid-template-columns:46px 1fr;gap:16px}.h20-measure .h20-product-num{font-size:28px}.h20-calm .h20-art img{border-radius:180px 8px 8px 8px;object-position:60% center}.h20-calm .h20-hero{gap:70px}.h20-calm .h20-hero h1{font-weight:400;letter-spacing:.01em;font-size:clamp(39px,4vw,62px)}.h20-dispatch .h20-hero{grid-template-columns:.95fr 1.1fr}.h20-dispatch .h20-art{margin-top:26px;margin-bottom:26px}.h20-dispatch .h20-art img{min-height:420px}.h20-dispatch .h20-hero h1{font-size:clamp(42px,4.7vw,74px)}.h20-atlas .h20-hero{grid-template-columns:1fr 1.15fr;gap:50px}.h20-atlas .h20-hero h1{font-family:var(--sans);font-weight:400;letter-spacing:-.045em}.h20-atlas .h20-product-num{font-style:normal}.h20-atlas .h20-facts{background:#ead6c5;color:var(--ink)}.h20-atlas .h20-facts p:not(.h20-kicker),.h20-atlas .h20-facts .h20-kicker{color:var(--ink)}.h20-atlas .h20-facts .h20-inline{border-color:var(--line)}
.h20-tutorial-head{max-width:1010px;padding:55px 0;border-bottom:1px solid var(--line)}.h20-tutorial-head h1{font:500 clamp(33px,4vw,58px)/1.4 var(--serif);margin:22px 0}.h20-tutorial-head .h20-deck{max-width:790px;font-size:16px}.h20-tutorial-meta{display:flex;flex-wrap:wrap;gap:24px;font-size:10px;color:var(--muted);margin:25px 0}.h20-reading{display:grid;grid-template-columns:230px minmax(0,770px);gap:75px;padding:55px 0 65px}.h20-toc{position:sticky;top:24px;align-self:start;font-size:11px;max-height:calc(100vh - 48px);overflow:auto}.h20-toc a{display:flex;gap:11px;padding:11px 0;border-top:1px solid var(--line);line-height:1.75}.h20-toc a span{font:italic 14px Georgia;color:var(--accent);padding-top:3px}.h20-toc a[aria-current=true]{color:var(--accent);font-weight:650}.h20-tutorial-body{min-width:0}.h20-tutorial-body p{font-size:15px;line-height:2.2;color:var(--muted);margin:0 0 22px}.h20-answer{padding:25px 28px;border-left:3px solid var(--accent);background:color-mix(in srgb,var(--ink) 4%,transparent)}.h20-answer strong{font-size:11px;color:var(--accent)}.h20-answer p{margin:10px 0 0}.h20-chapter{padding-top:50px;margin-top:10px;scroll-margin-top:24px}.h20-chapter-no{font:italic 34px Georgia;color:var(--accent)}.h20-chapter h2{font:550 27px/1.6 var(--serif);margin:15px 0 22px;letter-spacing:-.01em}.h20-reading-end{border-top:1px solid var(--line);padding-top:25px}.h20-reading-end h2{font-size:24px}.h20-tutorial-body .h20-shot figcaption{font-size:11px}.registration20 .h20-invite{margin-bottom:70px}.registration20 .h20-sources{padding-bottom:40px}
@keyframes h20-enter{from{opacity:.3;transform:scale(1.025)}to{opacity:1;transform:scale(1)}}
@media(min-width:1500px){.h20-hero{min-height:720px}.h20-art img{min-height:530px}}@media(max-width:1100px){:is(.home20,.registration20) .wrap{width:calc(100% - 64px)}.h20-top{gap:20px}.h20-nav{gap:17px}.h20-nav-cta{display:none}.h20-hero,.h20-journey .h20-hero,.h20-atlas .h20-hero,.h20-calm .h20-hero{gap:35px}.h20-hero h1{font-size:46px}.h20-button{padding:14px 17px;gap:20px}.h20-art img{min-height:480px}.h20-product-grid{grid-template-columns:repeat(2,1fr);gap:20px 40px}.h20-product{display:grid;grid-template-columns:45px 1fr;gap:15px}.h20-product-num{font-size:33px}.h20-feature{gap:35px}.h20-facts{gap:40px;padding:38px}.h20-reading{grid-template-columns:190px minmax(0,1fr);gap:40px}.h20-custody{gap:30px}.h20-section-head{grid-template-columns:1fr 2.4fr;gap:20px}}
@media(max-width:760px){:is(.home20,.registration20) .wrap{width:calc(100% - 40px)}.h20-top{min-height:0;padding-block:22px 0;flex-wrap:wrap;gap:16px}.h20-brand strong{font-size:22px}.h20-nav{width:100%;justify-content:space-between;gap:12px;border-top:1px solid var(--line);padding:4px 0;font-size:11px}.h20-hero,.h20-journey .h20-hero,.h20-dispatch .h20-hero,.h20-atlas .h20-hero,.h20-calm .h20-hero{grid-template-columns:1fr;padding:38px 0 35px;gap:28px;min-height:0}.h20-hero h1,.h20-measure .h20-hero h1,.h20-calm .h20-hero h1,.h20-dispatch .h20-hero h1{font-size:clamp(34px,7.7vw,52px);margin-bottom:20px}.h20-kicker{font-size:9px;margin-bottom:18px}.h20-deck{font-size:14px}.h20-actions{gap:10px;margin-top:23px}.h20-button{font-size:11px;gap:19px;padding:15px 16px}.h20-disclosure{margin-top:20px}.h20-disclosure p{font-size:10px;line-height:1.9}.h20-art{height:auto;margin:0!important;order:0!important}.h20-art img,.h20-measure .h20-art img,.h20-dispatch .h20-art img{min-height:0;height:auto;aspect-ratio:1.3;object-fit:cover}.h20-art figcaption{font-size:8px;padding-top:10px;margin-top:10px}.h20-journey .h20-art img{border-radius:42% 42% 0 0}.h20-calm .h20-art img{border-top-left-radius:110px}.h20-index{grid-template-columns:1fr 1fr}.h20-index a{padding:12px 0;font-size:10px}.h20-index a:nth-child(n+3){border-top:1px solid var(--line)}.h20-section{padding:55px 0}.h20-section-head{display:block;margin-bottom:28px}.h20-section-head h2,.h20-custody h2,.h20-feature h2,.h20-facts h2,.h20-faq h2,.h20-invite h2{font-size:31px;line-height:1.4}.h20-section-head p:not(.h20-kicker){font-size:13px}.h20-product-grid{grid-template-columns:1fr;gap:0}.h20-product,.h20-measure .h20-product{grid-template-columns:38px 1fr;gap:16px;padding:22px 0}.h20-product-num{font-size:28px}.h20-product h3{font-size:21px;margin-bottom:12px}.h20-product p{font-size:12px}.h20-product .h20-lens{margin-bottom:0}.h20-custody{grid-template-columns:1fr;padding:35px 0;gap:25px}.h20-table-wrap table{min-width:480px}.h20-custody p:not(.h20-kicker){font-size:13px;max-width:none}.h20-feature{display:flex;flex-direction:column;align-items:stretch;gap:20px}.h20-feature>div{min-width:0}.h20-stepstrip{margin:24px 0}.h20-shot{margin:20px 0}.h20-shot figcaption{font-size:10px}.h20-facts{grid-template-columns:1fr;padding:28px 24px;gap:8px}.h20-facts h2{font-size:28px}.home20 #guides{padding:55px 0}.home20 #guides .section-head h2{font-size:29px}.h20-tool-label{display:block}.h20-tool-label .h20-kicker{margin-bottom:8px}.h20-tool-label p{margin:0 0 20px}.h20-faq{grid-template-columns:1fr;gap:16px}.h20-faq summary{font-size:15px;padding-block:21px}.h20-invite{grid-template-columns:1fr;gap:18px;padding:35px 0}.h20-invite h2{font-size:30px}.h20-sources{padding:35px 0 50px}.h20-sources ul{grid-template-columns:1fr;gap:13px}.h20-tutorial-head{padding:30px 0 36px}.h20-tutorial-head h1{font-size:32px;line-height:1.4}.h20-tutorial-head .h20-deck{font-size:14px}.h20-tutorial-meta{gap:12px;font-size:9px}.h20-reading{display:block;padding:28px 0 40px}.h20-toc{position:static;max-height:none;margin-bottom:35px;padding:20px;border:1px solid var(--line)}.h20-toc a{font-size:11px;padding:10px 0}.h20-toc .h20-kicker{margin-bottom:15px}.h20-tutorial-body p{font-size:14px;line-height:2.1}.h20-answer{padding:20px}.h20-chapter{padding-top:35px}.h20-chapter h2{font-size:24px;line-height:1.5}.h20-chapter-no{font-size:29px}.registration20 .h20-invite{margin-bottom:45px}}
@media(max-width:360px){:is(.home20,.registration20) .wrap{width:calc(100% - 32px)}.h20-nav{gap:8px;font-size:10px}.h20-actions{align-items:stretch}.h20-actions .h20-button{width:100%}.h20-hero h1,.h20-dispatch .h20-hero h1,.h20-measure .h20-hero h1,.h20-calm .h20-hero h1{font-size:32px}.h20-disclosure p{font-size:10px}.h20-product{gap:12px}.h20-tutorial-head h1{font-size:29px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.h20-art img{animation:none}:is(.home20,.registration20) *{transition:none!important;animation:none!important}}
@media print{.h20-masthead,.h20-art,.h20-toc,.h20-invite,.h20-index,.h20-actions,.h20-disclosure{display:none}.h20-reading{display:block}.h20-tutorial-body p{color:#111}.h20-chapter{break-inside:auto}.h20-shot{break-inside:avoid}.h20-sources a:after{content:' (' attr(href) ')';font-size:9px}}
