:root{--orange:#ff5a1f;--ink:#252525;--paper:#fff;--line:#d8dce0;--muted:#57616a;--blue:#182c3b;--pale:#f0f3f5}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--paper);font:16px/1.6 Arial,Helvetica,sans-serif}a{color:inherit;text-decoration:none}a:hover{text-decoration:underline;text-underline-offset:5px}a:focus-visible{outline:3px solid #c83d0c;outline-offset:6px}img{max-width:100%;height:auto}p{margin:0 0 1.2rem}h1,h2,h3{margin:0;line-height:1.12;font-weight:500}h1,h2,h3{font-family:Georgia,'Times New Roman',serif}h1{font-size:clamp(2.6rem,5.2vw,4.8rem);letter-spacing:-.045em}h1 em{color:#bc3c0c;font-weight:400}h2{font-size:2.4rem;letter-spacing:-.025em}h3{font-size:1.65rem;letter-spacing:-.02em}.wrap{width:min(1280px,calc(100% - 96px));margin:auto}.utility{background:var(--ink);color:#fff;font-size:.75rem;letter-spacing:.1em}.utility .wrap{display:flex;justify-content:space-between;gap:20px;padding:10px 0}.utility a{letter-spacing:0;font-size:.875rem;color:#e6e6e6}header.wrap{display:flex;align-items:center;justify-content:space-between;gap:30px;min-height:112px;border-bottom:1px solid var(--ink)}.brand{display:inline-flex;align-items:center;gap:14px;font-size:2rem;font-weight:800;letter-spacing:-.06em;white-space:nowrap}.brand img{width:58px;height:58px;border-radius:50%}.brand-tech{font-weight:400;color:#bc3c0c}.brand:hover{text-decoration:none}nav{display:flex;gap:30px;align-self:stretch;align-items:center}nav a{font-size:.9375rem;font-weight:600;position:relative;padding:18px 0}nav a[aria-current=page]:after{position:absolute;content:'';height:3px;background:var(--orange);bottom:5px;left:0;right:0}.edition{display:flex;justify-content:space-between;gap:16px;margin:25px 0 36px;font-size:.75rem;font-weight:700;letter-spacing:.12em;color:var(--muted)}.section-title{display:flex;align-items:end;justify-content:space-between;gap:40px;padding-bottom:40px}.section-title>p{color:var(--muted);font-size:1.0625rem;margin-bottom:6px;max-width:300px}.lead-grid{display:grid;grid-template-columns:1.3fr 1fr;gap:45px;border-top:4px solid var(--ink);padding:35px 0 40px}.lead{padding-right:40px;border-right:1px solid var(--line)}.eyebrow{display:block;font-family:Arial,Helvetica,sans-serif;font-size:.75rem;font-weight:700;letter-spacing:.09em;text-transform:uppercase;color:#ac3509;margin-bottom:15px}.lead h2{font-size:clamp(2rem,3.2vw,3rem);margin:0 0 24px}.lead p{font-size:1.0625rem}.implication{border-left:3px solid var(--orange);padding-left:18px;color:var(--muted);font-size:.9375rem!important}.metadata{display:flex;flex-wrap:wrap;gap:5px 16px;align-items:baseline;margin-top:20px;font-size:.8125rem}.source{font-weight:700;text-decoration:underline;text-underline-offset:4px}.date{color:var(--muted)}.background-link{font-size:.8125rem;color:var(--muted);display:block;margin-top:18px;text-decoration:underline;text-underline-offset:3px}.section-label{font-size:.75rem;letter-spacing:.1em;font-weight:700;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;margin-bottom:22px}.section-label span{font-weight:400;letter-spacing:0;color:var(--muted)}.story h3{margin:0 0 15px}.story p{color:var(--muted);font-size:1rem}.side-stories .story+.story{border-top:1px solid var(--line);margin-top:30px;padding-top:28px}.wide-story{border-top:1px solid var(--line);padding:30px 0 55px}.wide-story .story{display:grid;grid-template-columns:1fr 1fr;gap:0 50px}.wide-story .eyebrow,.wide-story h3{grid-column:1}.wide-story .story>p{grid-column:2;grid-row:1 / span 2}.wide-story .story>.implication{grid-row:3}.wide-story .metadata{grid-column:1;grid-row:3;align-content:start;margin:0}.research-band{background:var(--blue);color:#fff;padding:48px 0}.section-top{display:flex;align-items:end;justify-content:space-between;gap:25px;margin-bottom:34px}.research-band .eyebrow{color:#ff9a71}.research-band .text-link{color:#fff}.text-link{font-size:.9375rem;white-space:nowrap;text-decoration:underline;text-underline-offset:5px}.paper-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px}.paper-grid .story{border-top:1px solid #536371;padding-top:25px}.research-band .story p,.research-band .date,.research-band .small-note{color:#d0d9df}.paper-grid h3{font-size:1.9rem}.small-note{font-size:.8125rem;color:var(--muted);margin:26px 0 0;max-width:850px}.training-teaser{display:grid;grid-template-columns:1fr 1fr;gap:50px;padding-top:60px;padding-bottom:70px}.training-teaser h2{font-size:3rem}.training-teaser>div+div{align-self:center}.training-teaser p{font-size:1.125rem;color:var(--muted)}.button{display:inline-block;background:var(--ink);color:#fff;padding:13px 20px;font-size:.9375rem;font-weight:700;border-bottom:3px solid var(--orange)}.button:hover{background:var(--blue);text-decoration:none}.intro{font-size:1.2rem;max-width:760px;color:var(--muted);line-height:1.65}.research-list{margin-top:35px;border-top:4px solid var(--ink)}.paper-detail{display:grid;grid-template-columns:100px minmax(0,850px);gap:25px;padding:40px 0;border-bottom:1px solid var(--line)}.paper-number{font-family:Georgia,serif;font-size:3.5rem;color:#a4b1ba;line-height:1}.paper-detail h2{margin-bottom:23px}.paper-detail p{max-width:760px}.question{background:var(--pale);padding:20px 24px;margin:25px 0}.question .eyebrow{margin-bottom:8px}.question p{margin:0}.doi{font-size:.8125rem;color:var(--muted);margin:10px 0 0;overflow-wrap:anywhere}.approach{padding:45px 0 65px}.approach h2{margin-bottom:30px}.three-col{display:grid;grid-template-columns:repeat(3,1fr);gap:40px}.three-col h3{font-family:Arial,sans-serif;font-size:1rem;font-weight:700;margin-bottom:13px}.three-col p{color:var(--muted)}.training-intro{display:grid;grid-template-columns:1.1fr 1fr;gap:60px;margin-bottom:35px}.notice{background:var(--pale);padding:22px 25px;border-left:3px solid var(--orange)}.notice p{font-size:.9375rem;margin:8px 0 0;color:var(--muted)}.curriculum{border-top:4px solid var(--ink)}.curriculum article{display:grid;grid-template-columns:65px 1fr 170px;gap:25px;padding:28px 0;border-bottom:1px solid var(--line);align-items:start}.course-number{font-family:Georgia,serif;font-size:2rem;color:var(--muted)}.curriculum h2{font-size:1.9rem;margin-bottom:12px}.curriculum p{max-width:690px;color:var(--muted);margin:0}.course-state{font-size:.8125rem;color:var(--muted);padding-top:8px}.training-bottom{padding:50px 0 65px}.training-bottom h2{margin-bottom:25px}.community-layout{display:grid;grid-template-columns:1.5fr 1fr;align-items:center;gap:70px;padding:30px 0 65px}.community-layout h1{margin-bottom:25px}.community-mark{text-align:center}.community-mark img{width:260px;display:block;margin:0 auto 24px;border-radius:50%}.community-mark span{font-size:1.6rem;line-height:1.15;font-weight:800;letter-spacing:.1em}footer{background:#252525;color:#f5f5f5;padding:45px 0}.footer-grid{display:grid;grid-template-columns:1.2fr .9fr 1fr;gap:55px}.footer-brand{font-size:1.5rem}.footer-brand img{width:46px;height:46px}.footer-brand .brand-tech{color:#ff986e}.footer-grid p,.footer-grid small,.footer-grid .muted{font-size:.875rem;color:#c4c8ca;line-height:1.7}.footer-grid p{margin:17px 0}.footer-grid>div:not(:first-child)>a,.footer-grid .muted{display:block;font-size:.875rem;margin:8px 0}.footer-grid .eyebrow{color:#ff986e}.skip{position:absolute;left:16px;top:-100px;background:white;padding:10px;z-index:10}.skip:focus{top:10px}.error{padding-top:80px;padding-bottom:100px}.error h1{margin-bottom:30px}@media(max-width:1000px){.wrap{width:calc(100% - 48px)}nav{gap:20px}.brand{font-size:1.7rem}.brand img{width:48px;height:48px}.lead-grid{gap:25px}.lead{padding-right:25px}.section-title>p{font-size:.9375rem}.footer-grid{gap:30px}.community-layout{gap:30px}}@media(max-width:700px){.wrap{width:calc(100% - 36px)}.utility .wrap{padding:8px 0}.utility span{font-size:.625rem;letter-spacing:.04em}.utility a{font-size:.75rem;white-space:nowrap}header.wrap{display:block;padding-top:20px;min-height:0}.brand{font-size:1.75rem}nav{gap:0;justify-content:space-between;margin-top:12px}nav a{font-size:.875rem;padding:12px 0 18px}nav a[aria-current=page]:after{bottom:7px}.edition{font-size:.625rem;letter-spacing:.07em;margin:22px 0 28px}.section-title{display:block;padding-bottom:28px}.section-title>p{margin:20px 0 0;max-width:none}.section-title>p br{display:none}.lead-grid{grid-template-columns:1fr;padding-top:26px;gap:30px}.lead{border-right:0;padding:0}.lead h2{font-size:2.2rem}.lead p{font-size:1rem}.side-stories{border-top:1px solid var(--ink);padding-top:22px}.wide-story{padding-bottom:35px}.wide-story .story{display:block}.wide-story .metadata{margin-top:20px}.section-top{display:block}.section-top h2{font-size:2rem}.section-top .text-link{display:inline-block;margin-top:18px;white-space:normal}.paper-grid,.training-teaser,.three-col,.training-intro,.community-layout,.footer-grid{grid-template-columns:1fr;gap:28px}.research-band{padding:35px 0}.paper-grid h3{font-size:1.7rem}.training-teaser{padding-top:38px;padding-bottom:45px}.training-teaser h2{font-size:2.4rem}.training-teaser p{font-size:1rem}.intro{font-size:1.0625rem}.paper-detail{grid-template-columns:42px minmax(0,1fr);gap:12px;padding:30px 0}.paper-number{font-size:2rem}.paper-detail h2{font-size:1.8rem}.question{padding:16px}.curriculum article{grid-template-columns:35px minmax(0,1fr);gap:12px}.course-state{grid-column:2;padding:0}.curriculum h2{font-size:1.6rem}.community-layout{padding-top:5px}.community-mark{padding-top:20px}.community-mark img{width:190px}.footer-grid{gap:35px}.approach{padding-bottom:40px}.three-col h2{font-size:2rem;margin-bottom:15px}.training-bottom h2{font-size:2rem}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

/* Five-section navigation: preserve spacing and allow a second header row. */
nav{gap:22px}.edition-actions{display:flex;flex-wrap:wrap;gap:24px;margin:0 0 28px}.edition-title{max-width:1000px;margin-bottom:22px}.edition-stories{display:grid;grid-template-columns:1fr 1fr;gap:36px 48px;border-top:4px solid var(--ink);padding:32px 0 42px}.edition-stories .story{min-width:0;border-bottom:1px solid var(--line);padding-bottom:26px}.edition-coverage{margin-bottom:35px}.report-link{padding-bottom:42px}.report-link small{display:block;color:var(--muted);margin-top:10px}.archive-list{padding-bottom:60px}.archive-list article{border-top:1px solid var(--line);padding:28px 0;max-width:950px}.archive-series{color:var(--muted);font-size:.85rem;margin-bottom:8px}.archive-title{font:1.8rem/1.2 Georgia,serif;display:inline-block;margin-bottom:14px}.archive-list h2{margin-bottom:18px}.edition-stories p,.archive-list p{overflow-wrap:anywhere}.notice p{max-width:1000px}
@media(max-width:1000px){header.wrap{flex-wrap:wrap;padding-top:20px;gap:8px}header.wrap nav{width:100%;justify-content:space-between;gap:16px}}
@media(max-width:700px){.edition-stories{grid-template-columns:1fr;gap:24px}.edition-title{font-size:2rem}nav{flex-wrap:wrap;justify-content:flex-start!important;gap:8px 20px!important}.text-link{white-space:normal}}
@media(max-width:860px) and (min-width:701px){header.wrap{flex-wrap:wrap;padding-top:20px;gap:8px}header.wrap nav{width:100%;justify-content:space-between;gap:16px}}

/* Materials v1 entry points share the existing editorial palette. */
.materials-teaser,.materials-learning{background:#fff;color:#252525;padding-top:32px;padding-bottom:32px;border-top:1px solid #d8dce0}
.materials-teaser h2,.materials-learning h2{color:#252525;margin-bottom:16px}
.materials-teaser p,.materials-learning p,.materials-learning li,.materials-learning a:not(.button){color:#252525}
.materials-teaser .button,.materials-learning .button{background:#252525;color:#fff}
.materials-learning{margin-bottom:24px}.materials-learning>p{max-width:760px}.materials-learning ol{padding-left:24px;max-width:850px}.materials-learning li{margin-bottom:12px}.materials-learning li a{text-decoration:underline;text-underline-offset:3px}.materials-learning .small-note{margin-top:18px}

/* Public beta: small ecosystem links and quiet interest capture. */
.utility .wrap{gap:12px;flex-wrap:wrap}
.interest-panel{max-width:1120px;margin:44px auto;padding:32px;background:#f0f3f5;color:#252525;border-top:3px solid #252525}.interest-panel h2{font:36px/1.15 Georgia,serif;margin:12px 0}.interest-panel p{max-width:780px}.interest-panel fieldset{border:0;padding:0;margin:24px 0 0;min-width:0}.interest-fields{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.interest-panel label{display:block;font-size:16px;line-height:1.5}.interest-panel label span{font-size:14px;color:#57616a}.interest-panel input:not([type=checkbox]){display:block;width:100%;padding:12px;border:1px solid #6c7379;background:#fff;color:#252525;font:inherit;margin:7px 0 18px;box-sizing:border-box}.interest-label{font-weight:bold}.interest-choices{display:flex;gap:16px 28px;flex-wrap:wrap;margin:8px 0 24px}.interest-panel input[type=checkbox]{width:18px;height:18px;accent-color:#252525;flex-shrink:0}.interest-choices label,.interest-panel .interest-consent{display:flex;align-items:flex-start;gap:10px}.interest-panel .interest-consent{margin:18px 0;max-width:800px}.interest-panel .button{font:inherit;cursor:pointer;background:#252525;color:#fff;border:1px solid #252525}.interest-panel button:disabled{opacity:.7;cursor:default}.interest-status{font-weight:bold;max-width:800px;line-height:1.6}.interest-status[data-state=error]{color:#8b2117}.interest-status[data-state=success]{color:#174a35}.form-trap{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}.visually-hidden{position:absolute;clip-path:inset(50%);width:1px;height:1px;overflow:hidden;white-space:nowrap}.privacy-copy{padding-bottom:70px}.privacy-copy>p{max-width:800px}.privacy-copy h2{margin-top:36px}input:focus-visible,button:focus-visible,a:focus-visible{outline:3px solid #146fa3;outline-offset:3px}
@media(max-width:760px){.interest-panel{margin:28px 20px;padding:24px 18px}.interest-fields{grid-template-columns:1fr;gap:0}.interest-panel h2{font-size:30px}.utility .wrap>span:first-child{font-size:12px}.interest-choices{display:block}.interest-choices label{margin-bottom:14px}}

/* Persistent ecosystem tabs; a reserved desktop gutter keeps articles clear. */
.need-rail{position:sticky;top:0;z-index:100;display:grid;grid-template-columns:1fr 1fr;gap:0!important;align-self:auto;margin:0;background:#252525;color:#fff;box-shadow:0 3px 10px #0002}
.need-rail a{display:block;padding:10px 14px;border:0;border-bottom:3px solid #ff5a1f;color:#fff;line-height:1.3;letter-spacing:0;text-decoration:none;min-width:0;text-align:center}
.need-rail a+a{border-left:1px solid #666}.need-rail .need-equipment{border-bottom-color:#9cc8e3}
.need-rail .need-label{display:block;font-size:.875rem;font-weight:700}.need-rail .need-brand{display:block;margin-top:3px;font-size:.875rem;font-weight:400;color:#e4e7e9}
.need-rail a:hover{background:#182c3b}.need-rail a:focus-visible{outline:3px solid #ff9a71;outline-offset:-4px}
html{scroll-padding-top:6rem}
@media(min-width:1100px) and (min-height:640px){
 body{padding-right:3.75rem}
 .need-rail{position:fixed;top:50%;right:0;transform:translateY(-50%);display:flex;flex-direction:column;gap:12px!important;width:auto;background:none;box-shadow:none}
 .need-rail a{writing-mode:vertical-rl;text-orientation:mixed;padding:16px 9px;min-width:3.25rem;text-align:left;background:#252525;border:1px solid #444;border-right:0;border-left:3px solid #ff5a1f;border-radius:5px 0 0 5px;box-shadow:0 3px 10px #0002}
 .need-rail a+a{border-left:3px solid #ff5a1f}
 .need-rail .need-equipment{border-left-color:#9cc8e3;border-bottom-color:#444}
 .need-rail .need-brand{margin-top:0;margin-right:5px}
 .need-rail a:hover{background:#182c3b}
 html{scroll-padding-top:1rem}
}
@media print{body{padding-right:0}.need-rail{display:none}}

/* Shared conference devices: clear the previous visitor before the next signup. */
.interest-panel [hidden]{display:none!important}
.interest-panel input[type=checkbox]{margin-top:3px}
.interest-choices label{min-height:44px;align-items:center;cursor:pointer}
.interest-panel .small-note a{text-decoration:underline;text-underline-offset:3px}
.interest-panel .interest-status{scroll-margin-top:7rem}