/* Original Trade States header format, with a portrait on the right. */
html{scroll-padding-top:108px}
.site-header{position:sticky;top:0;z-index:20;background:#fff;border-bottom:1px solid var(--line)}
.header-inner{height:84px;border:0;gap:32px}
.header-wordmark{display:inline-flex;align-items:center;gap:9px;min-height:44px;white-space:nowrap;font-size:21px;font-weight:700;letter-spacing:-.05em;line-height:1}
.header-wordmark span{display:block;width:6px;height:6px;margin-top:3px;background:var(--accent)}
.desktop-nav{display:flex;align-items:center;gap:38px}
.desktop-nav a{display:inline-flex;align-items:center;gap:25px;min-height:44px;font-size:12px;line-height:1.5}
.desktop-nav .nav-book{border-bottom:1px solid var(--accent)}
.nav-book span{color:var(--accent);font-size:19px}
.menu-toggle{display:none}
.cover{grid-template-columns:48% 52%;padding-top:36px;align-items:stretch}
.cover-copy{align-self:center;padding:34px 50px 48px 0;margin-right:0}
.cover-kicker{font-size:10.35px;letter-spacing:.14em;margin-bottom:33px}
.cover h1{font-size:clamp(46px,5.3vw,78px);line-height:1.02;letter-spacing:-.06em}
.cover-promise{font-size:clamp(24px,2.3vw,32px);line-height:1.3;max-width:430px;margin-top:30px}
.cover-recognition{font-size:14px;line-height:1.8;color:var(--muted);max-width:390px;margin-top:25px}
.cover-actions{margin-top:34px;gap:19px}
.cover-portrait{height:690px;width:100%;margin:0}
.cover-portrait img{object-fit:cover;object-position:center top}
.cover-portrait figcaption{font-size:9px;bottom:26px}
.cover-portrait figcaption span:last-child{font-size:8px}
.cover-footer{padding-block:23px}
@media(min-width:1600px){.cover-portrait{height:740px}.cover-copy{padding-right:65px}.cover h1{font-size:82px}}
@media(max-width:1150px){.cover{grid-template-columns:49% 51%}.cover-copy{padding-right:35px}.cover h1{font-size:clamp(42px,5.1vw,58px)}.cover-portrait{height:620px}.cover-promise{font-size:27px}.cover-kicker{font-size:9.2px}.desktop-nav{gap:28px}}
@media(max-width:850px){
 html{scroll-padding-top:90px}
 .header-inner{height:72px}.header-wordmark{font-size:21px}.desktop-nav{display:none}
 .menu-toggle{display:flex;flex-direction:row;align-items:center;justify-content:flex-end;gap:16px;width:auto;min-width:76px;height:44px;padding:0;font-size:12px}
 .menu-toggle span{display:inline;width:auto;height:auto;background:none;transform:none!important}
 .menu-toggle .menu-symbol{font-size:22px;line-height:1;color:var(--red);transition:transform .15s}
 .menu-toggle[aria-expanded=true] .menu-symbol{transform:rotate(45deg)!important}
 .mobile-nav{padding-block:8px 24px;border:0}
 .mobile-nav a{display:flex;justify-content:space-between;align-items:center;padding:17px 0;border-bottom:1px solid var(--line);font-size:16px;letter-spacing:-.025em}
 .mobile-nav a span{font-size:12px;color:var(--red)}
 .cover{grid-template-columns:49% 51%;padding-top:26px}.cover-copy{padding:25px 26px 30px 0}
 .cover h1{font-size:clamp(34px,5.1vw,44px)}.cover-kicker{font-size:8.05px;letter-spacing:.08em;margin-bottom:24px}
 .cover-promise{font-size:24px;margin-top:25px}.cover-recognition{font-size:12px;margin-top:22px}
 .cover-portrait{height:535px}.cover-portrait figcaption{font-size:7px;left:18px;right:18px}.cover-portrait figcaption span:last-child{font-size:6px}
 .cover-actions{margin-top:25px}
}
@media(max-width:600px){
 .header-inner{height:70px;gap:15px}.header-wordmark{font-size:20px}
 .cover{display:flex;flex-direction:column;padding-top:35px}
 .cover-copy{display:contents}
 .cover-kicker{order:0;text-align:left;font-size:8.05px;letter-spacing:.12em;margin-bottom:22px}
 .cover h1{order:1;text-align:left;font-size:clamp(39px,10.7vw,64px);line-height:1.03}
 .cover h1 br{display:block}.cover h1 em{display:inline}
 .cover-promise{order:2;text-align:left;font-size:25px;line-height:1.3;max-width:350px;margin:25px 0 0}
 .cover-recognition{order:3;font-size:13px;line-height:1.7;margin-top:20px;max-width:none}
 .cover-actions{order:4;justify-content:flex-start;align-items:center;flex-direction:row;gap:27px;margin:27px 0 31px}
 .cover-portrait{order:5;width:100%;height:auto;aspect-ratio:1/1.1;margin:0}
 .cover-portrait figcaption{font-size:7px;bottom:21px}.cover-portrait figcaption span:last-child{font-size:6px}
 .cover-footer{padding-block:17px}
}

/* Annotation refinements: balanced opening and a shorter recognition section. */
.help-section{grid-template-columns:1.15fr 1fr;gap:8%}
#help-title{font-size:clamp(34px,3.65vw,52px);line-height:1.08;letter-spacing:-.05em;max-width:620px}
#help-title span{display:inline-block;margin-top:.18em}
.help-section .pattern-list{align-self:start;padding-top:0}
.help-section .pattern{align-items:center;padding-block:28px}
.help-section .pattern h3{margin:0;font-size:19px;line-height:1.4}
.help-section .pattern .index{line-height:1.5}
.source-invitation{position:relative;border-top:1px solid var(--line);margin-top:25px;padding-top:27px}
.source-invitation:before{content:"";display:block;width:34px;height:3px;background:var(--accent);margin-bottom:21px}
.source-invitation p{font-size:clamp(23px,2.25vw,31px);line-height:1.22;letter-spacing:-.045em;color:var(--muted);max-width:920px}
.source-invitation strong{font-weight:700;color:var(--ink)}
.source-invitation strong span{color:var(--red)}
#work-title{font-size:clamp(38px,4.05vw,58px);line-height:1.06}
#work-title span{display:inline-block;margin-top:.15em}
@media(max-width:600px){
 .cover-actions{flex-wrap:wrap;column-gap:26px;row-gap:12px}
 .help-section{grid-template-columns:1fr;gap:24px}
 #help-title{font-size:36px;max-width:460px}
 .help-section .pattern{padding-block:23px}
 .help-section .pattern h3{font-size:18px}
 .source-invitation{margin-top:21px;padding-top:25px}
 .source-invitation:before{margin-bottom:22px}
 .source-invitation p{font-size:27px;line-height:1.22}
 #work-title{font-size:39px}
}

.cover-promise em{font-style:italic}
.work-section .section-heading .approach-close{margin-top:15px;color:var(--ink)}

.help-section .pattern:last-of-type{border-bottom:0}

/* Reference typography: strong, closely set sans with a light italic payoff. */
.cover-copy{padding-top:24px;padding-bottom:30px}
.cover-kicker{margin-bottom:14px}
.cover-service{font-size:16px;font-weight:700;letter-spacing:-.02em;line-height:1.35;margin-bottom:22px}
.cover .cover-headline{font-size:clamp(54px,5.55vw,82px);font-weight:700;letter-spacing:-.075em;line-height:.99;max-width:620px}
.cover-headline>span{display:block}
.cover .cover-headline em{display:block;font-weight:400;font-style:italic;letter-spacing:-.065em;line-height:1.05;color:var(--red);margin-top:.13em}
.cover-recognition{font-size:16px;line-height:1.6;margin-top:28px;max-width:430px}
.cover-actions{margin-top:28px}
@media(min-width:1600px){.cover .cover-headline{font-size:88px}}
@media(max-width:1150px){
 .cover .cover-headline{font-size:clamp(48px,5.55vw,64px)}
 .cover-service{font-size:15px;margin-bottom:20px}
 .cover-recognition{font-size:14px;margin-top:25px}
}
@media(min-width:601px) and (max-width:850px){
 .cover-copy{padding-top:18px;padding-bottom:22px}
 .cover .cover-headline{font-size:clamp(35px,5.65vw,48px)}
 .cover-service{font-size:13px;margin-bottom:18px}
 .cover-kicker{margin-bottom:12px}
 .cover-recognition{font-size:12px;line-height:1.7;margin-top:23px}
 .cover-actions{margin-top:24px}
}
@media(max-width:600px){
 .cover-service{order:1;font-size:15px;margin-bottom:22px}
 .cover .cover-headline{order:2;font-size:clamp(42px,12.2vw,68px);line-height:.99;letter-spacing:-.075em;max-width:none}
 .cover .cover-headline em{display:block;font-weight:400;margin-top:.13em}
 .cover-kicker{margin-bottom:14px}
 .cover-recognition{order:3;font-size:14px;line-height:1.65;margin-top:27px}
 .cover-actions{margin-top:27px}
}

/* Red accents and aligned supporting content. */
#help-title>span,#about-title>em,#contact-title>em{color:var(--red);font-style:italic;font-weight:400}
.source-invitation strong>span{font-style:italic}
.work-section .session-format>div{padding:0 8px;text-align:center}
.work-section .steps h3,.about-copy>.text-link{color:var(--red)}
.about-copy>.text-link{border-color:var(--red)}
.paper-links{display:flex;flex-direction:column;align-items:flex-start;gap:13px;width:100%;margin-top:17px}
.paper .paper-links .text-link{margin:0;gap:14px;font-size:11px;max-width:100%;justify-content:space-between;line-height:1.65}
.paper-links .text-link>span{flex-shrink:0}
.contact-section>.button{margin-top:34px}
@media(min-width:601px) and (max-width:850px){.paper .paper-links .text-link{font-size:10px;gap:9px}}

.research-intro p:last-child{font-size:14px;color:var(--muted)}
@media(min-width:601px) and (max-width:850px){.papers .paper h3{font-size:28px;min-height:3.3em}.research-intro p:last-child{font-size:12px}}

/* Final wording accents. */
#work-title em{font-style:italic;font-weight:400;color:var(--red)}
.work-section .section-heading>.text-link{color:var(--red);border-color:var(--red)}
.cover-kicker{margin-bottom:24px}
@media(max-width:600px){.cover-kicker{margin-bottom:25px}}

/* State-based recognition and science emphasis. */
.help-section .pattern{color:var(--red)}
#research-title em{font-style:italic;font-weight:400;color:var(--red)}
.paper .measurable-heading{color:var(--red)}
@media(min-width:601px){.papers .paper h3{min-height:3.3em}}

/* Targeted emphasis refinements. */
#help-title .state-prefix{font-weight:700;font-style:normal;color:var(--ink)}
.help-section .pattern,.help-section .pattern .index{color:var(--ink)}
.research-intro em{font-style:italic;font-weight:400}

/* FAQ and contact additions. */
.help-section .pattern .index{color:var(--red)}
.paper .measurable-heading{color:var(--muted)}
.paper .suggestion-heading{color:var(--red)}
.faq-list details>p a{border-bottom:1px solid var(--red);color:var(--red)}
.footer-socials{display:flex;align-items:center;justify-content:space-between;gap:25px;margin-top:25px;padding-top:22px;border-top:1px solid var(--line)}
.footer-contact-links{display:flex;align-items:center;flex-wrap:wrap;gap:28px}
.footer-contact-links a{display:inline-flex;align-items:center;gap:10px;font-size:11px;min-height:36px}
.footer-contact-links a:hover{color:var(--red)}
.footer-socials svg{display:block;width:20px;height:20px;flex-shrink:0}
.footer-pending-socials{display:flex;align-items:center;gap:20px}
.social-placeholder{display:inline-flex;align-items:center;justify-content:center;width:28px;height:36px;color:#8a8a8a}
@media(max-width:600px){.footer-socials{align-items:flex-end;gap:16px}.footer-contact-links{flex-direction:column;align-items:flex-start;gap:5px}.footer-contact-links a{font-size:10px}.footer-pending-socials{gap:8px}.footer-socials svg{width:18px;height:18px}}

/* Pre-launch QA: accessible targets without changing the editorial layout. */
.paper-details summary,.footer-contact-links a,.back-top{min-height:44px}
.back-top{display:inline-flex;align-items:center}
.paper .paper-links .text-link{min-height:44px;align-items:center}
@media(min-width:601px) and (max-width:850px){
 .steps p,.about-copy p,.research-intro p,.paper>p,.faq-list details>p{font-size:13px}
}