/* STTInsights | sttinsights.com | light think-tank: paper, ink navy, signal red (from the STTInsights mark), steel blue */
:root{
  --paper:#f8f6f1; --white:#ffffff; --tint:#efece4; --rule:#d9d3c5; --rule-2:#e6e1d5;
  --ink:#13233f; --ink-2:#2a3a57; --muted:#5b6578; --navy:#13233f; --navy-2:#1b3054;
  --red:#A81E28; --red-2:#F0868C; --red-logo:#B3202A; --teal:#2B4C7E;
  --serif:"Source Serif 4", Georgia, "Times New Roman", serif;
  --sans:"Public Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --wrap:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font:400 17px/1.7 var(--sans);-webkit-font-smoothing:antialiased;overflow-x:hidden}
img,svg{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3,h4{margin:0;font-family:var(--serif);font-weight:600;line-height:1.15;letter-spacing:-.01em}
p{margin:0 0 1em}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:-999px;top:8px;z-index:100;background:var(--navy);color:#fff;padding:10px 14px;text-decoration:none}
.skip:focus{left:8px}
:focus-visible{outline:2px solid var(--red);outline-offset:3px}
.wrap{width:min(var(--wrap),100% - 40px);margin-inline:auto}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(248,246,241,.92);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--rule)}
.header__inner{display:flex;align-items:center;justify-content:space-between;height:76px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none}
.brand__mark{width:44px;height:44px;flex:none}
.brand__text{display:flex;flex-direction:column;line-height:1}
.brand__name{font:800 23px/1 var(--sans);letter-spacing:-.01em;color:var(--ink)}
.brand__name span{font-weight:400;letter-spacing:0;color:var(--ink)}
.brand__sub{font:600 10px/1 var(--sans);letter-spacing:.18em;text-transform:uppercase;color:var(--muted);margin-top:6px}
.site-nav{display:flex;align-items:center;gap:30px}
.site-nav a{text-decoration:none;font:500 15px/1 var(--sans);color:var(--ink-2);padding:8px 0;position:relative}
.site-nav a::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--red);transform:scaleX(0);transform-origin:left;transition:transform .25s}
.site-nav a:hover::after{transform:scaleX(1)}
.site-nav__cta{background:var(--navy);color:#fff!important;padding:11px 18px!important;border-radius:2px}
.site-nav__cta::after{display:none}
.site-nav__cta:hover{background:var(--navy-2)}
.nav-toggle{display:none;background:none;border:0;width:44px;height:44px;cursor:pointer;color:var(--ink);padding:0}
.nav-toggle__bars,.nav-toggle__bars::before,.nav-toggle__bars::after{display:block;width:24px;height:2px;background:currentColor;margin:auto;position:relative;transition:transform .25s}
.nav-toggle__bars::before,.nav-toggle__bars::after{content:"";position:absolute;left:0}
.nav-toggle__bars::before{top:-7px}.nav-toggle__bars::after{top:7px}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars{background:transparent}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::before{transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::after{transform:translateY(-7px) rotate(-45deg)}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;padding:15px 24px;border-radius:2px;font:600 15px/1 var(--sans);text-decoration:none;border:1px solid transparent;cursor:pointer;transition:background .2s,color .2s,border-color .2s}
.btn--navy{background:var(--navy);color:#fff}.btn--navy:hover{background:var(--navy-2)}
.btn--line{border-color:var(--ink);color:var(--ink)}.btn--line:hover{background:var(--ink);color:#fff}
.btn--red{background:var(--red);color:#fff}.btn--red:hover{background:#8C1820}

/* hero */
.hero{padding:96px 0 0;background:linear-gradient(180deg,var(--white),var(--paper));border-bottom:1px solid var(--rule);position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;right:-140px;top:-120px;width:620px;height:620px;border-radius:50%;border:1px solid var(--rule-2);box-shadow:0 0 0 70px rgba(239,236,228,.45),0 0 0 140px rgba(239,236,228,.3);pointer-events:none}
.hero__grid{display:grid;grid-template-columns:1.35fr .9fr;gap:72px;align-items:end;position:relative}
.overline{font:600 12px/1 var(--sans);letter-spacing:.2em;text-transform:uppercase;color:var(--teal);margin-bottom:26px;display:flex;align-items:center;gap:12px}
.overline::before{content:"";width:34px;height:2px;background:var(--red)}
.hero__title{font-size:clamp(38px,5.2vw,66px);font-weight:600;line-height:1.06;letter-spacing:-.02em;margin-bottom:28px}
.hero__title em{font-style:italic;font-weight:500;color:var(--red)}
.hero__lede{font-size:clamp(17px,1.4vw,19.5px);color:var(--ink-2);max-width:38em;margin-bottom:34px}
.hero__actions{display:flex;flex-wrap:wrap;gap:12px}
.charter{background:var(--navy);color:#e9ecf2;padding:36px 34px;position:relative;box-shadow:0 30px 60px rgba(19,35,63,.18)}
.charter::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--red)}
.charter__item+.charter__item{margin-top:26px;padding-top:26px;border-top:1px solid rgba(255,255,255,.14)}
.charter__label{font:600 11.5px/1 var(--sans);letter-spacing:.2em;text-transform:uppercase;color:var(--red-2);margin-bottom:12px}
.charter p{font:500 18px/1.5 var(--serif);margin:0}
.areas-strip{list-style:none;margin:72px 0 0;padding:22px 0;border-top:1px solid var(--rule);display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px 28px;font:600 13px/1 var(--sans);letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.areas-strip li{display:flex;align-items:center;gap:10px}
.areas-strip li::before{content:"";width:6px;height:6px;background:var(--teal);transform:rotate(45deg)}

/* sections */
.section{padding:104px 0;border-bottom:1px solid var(--rule)}
.section--tint{background:var(--tint)}
.section--navy{background:var(--navy);color:#e9ecf2;border-color:var(--navy)}
.section__head{display:grid;grid-template-columns:90px 1fr;gap:24px;max-width:900px;margin-bottom:56px}
.num{font:500 15px/1 var(--serif);font-style:italic;color:var(--red);border-top:2px solid var(--red);padding-top:14px;margin:6px 0 0;width:52px}
.num--light{color:var(--red-2);border-color:var(--red-2);margin-bottom:22px}
.section__title{font-size:clamp(32px,4vw,50px);margin-bottom:18px}
.section--navy .section__title{color:#fff}
.section__intro{font-size:18px;color:var(--muted);margin:0;max-width:44em}
.section--navy .section__intro{color:#b9c2d3}
.lead{font:500 clamp(20px,2vw,24px)/1.45 var(--serif)}

/* areas */
.areas{display:grid;grid-template-columns:repeat(5,1fr);gap:0;border-top:1px solid var(--ink);border-bottom:1px solid var(--rule)}
.area{padding:30px 24px 34px;border-right:1px solid var(--rule);transition:background .25s}
.area:last-child{border-right:0}
.area:hover{background:var(--white)}
.area svg{width:40px;height:40px;color:var(--teal);margin-bottom:22px}
.area h3{font-size:22px;margin-bottom:10px}
.area p{font-size:15px;color:var(--muted);margin:0}

/* publications */
.pubtypes{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;margin-bottom:56px}
.pubtype{background:var(--white);border:1px solid var(--rule);padding:24px 22px;border-top:3px solid var(--navy)}
.pubtype__k{display:block;font:600 19px/1.2 var(--serif);margin-bottom:10px}
.pubtype p{font-size:14.5px;color:var(--muted);margin:0}
.prep{display:grid;grid-template-columns:.75fr 2fr;gap:48px;padding-top:44px;border-top:1px solid var(--rule)}
.prep__head h3{font-size:28px;margin-bottom:12px}
.prep__head p{color:var(--muted);font-size:15.5px}
.prep__list{list-style:none;margin:0;padding:0;display:grid;gap:16px}
.prep__item{position:relative;background:var(--white);border:1px solid var(--rule);padding:24px 26px 22px;display:grid;grid-template-columns:1fr auto;gap:4px 24px}
.prep__item h4{font-size:22px;grid-column:1}
.prep__item p{grid-column:1;margin:4px 0 0;color:var(--muted);font-size:15.5px}
.badge{grid-column:1;justify-self:start;font:600 11px/1 var(--sans);letter-spacing:.14em;text-transform:uppercase;color:var(--teal);background:rgba(43,76,126,.09);border:1px solid rgba(43,76,126,.3);padding:6px 9px;border-radius:2px;margin-bottom:8px}
.prep__type{grid-column:2;grid-row:1 / span 3;align-self:center;font:italic 500 15px/1.2 var(--serif);color:var(--red);white-space:nowrap}

/* method */
.flow{display:grid;grid-template-columns:1fr 80px 1fr;align-items:center;gap:0}
.record{background:var(--paper);color:var(--ink);padding:30px 30px 24px;box-shadow:0 30px 60px rgba(0,0,0,.25);position:relative}
.record::before{content:"";position:absolute;inset:8px;border:1px solid var(--rule);pointer-events:none}
.record__title{font:600 12px/1 var(--sans);letter-spacing:.2em;text-transform:uppercase;color:var(--red);margin-bottom:18px}
.record dl{margin:0}
.record dl div{display:grid;grid-template-columns:140px 1fr;gap:16px;padding:12px 0;border-top:1px solid var(--rule)}
.record dt{font:600 16px/1.4 var(--serif)}
.record dd{margin:0;font-size:15px;color:var(--muted)}
.flow__arrow{display:flex;justify-content:center}
.flow__arrow span{display:block;width:56px;height:2px;background:var(--red-2);position:relative}
.flow__arrow span::after{content:"";position:absolute;right:-2px;top:-5px;border:6px solid transparent;border-left:9px solid var(--red-2);border-right:0}
.outputs{list-style:none;margin:0;padding:0;display:grid;gap:12px;counter-reset:o}
.outputs li{counter-increment:o;display:grid;grid-template-columns:44px 1fr;gap:2px 14px;padding:18px 20px;border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.03)}
.outputs li::before{content:counter(o,upper-roman);grid-row:span 2;font:italic 500 20px/1.2 var(--serif);color:var(--red-2)}
.outputs strong{font:600 19px/1.3 var(--serif);color:#fff}
.outputs span{font-size:15px;color:#b9c2d3}
.principle{margin-top:64px;display:grid;grid-template-columns:1.1fr 1fr;gap:48px;align-items:center;padding-top:48px;border-top:1px solid rgba(255,255,255,.14)}
.principle__quote{font:italic 500 clamp(26px,3.2vw,40px)/1.25 var(--serif);color:#fff;margin:0;padding-left:24px;border-left:3px solid var(--red-2)}
.principle p:last-child{color:#b9c2d3;margin:0}

/* proposals */
.proposal{display:grid;grid-template-columns:1.25fr 1fr;gap:56px;align-items:start}
.steps{list-style:none;margin:0;padding:0;display:grid;gap:0;border-top:1px solid var(--ink)}
.steps li{display:grid;grid-template-columns:56px 1fr;gap:16px;padding:22px 0;border-bottom:1px solid var(--rule)}
.steps li>span{font:500 30px/1 var(--serif);color:var(--red);font-style:italic}
.steps h3{font-size:21px;margin-bottom:4px}
.steps p{margin:0;color:var(--muted);font-size:15.5px}
.example{background:var(--white);border:1px solid var(--rule);padding:34px 32px;position:sticky;top:110px}
.example__label{font:600 11.5px/1 var(--sans);letter-spacing:.18em;text-transform:uppercase;color:var(--teal);margin-bottom:14px}
.example h3{font-size:27px;margin-bottom:14px}
.example p{color:var(--ink-2);font-size:16px}
.example__note{margin:20px 0 0!important;padding:14px 16px;background:var(--tint);border-left:3px solid var(--red);font-size:14.5px!important;color:var(--muted)!important}

/* about */
.about{display:grid;grid-template-columns:1.1fr 1fr;gap:64px;align-items:start}
.about__text p{color:var(--ink-2)}
.about__text .lead{color:var(--ink)}
.philo{background:var(--white);border:1px solid var(--rule);padding:32px}
.philo__title{font-size:13px;font-family:var(--sans);font-weight:600;letter-spacing:.2em;text-transform:uppercase;color:var(--red);margin-bottom:12px}
.philo dl{margin:0}
.philo div{padding:14px 0;border-top:1px solid var(--rule-2)}
.philo dt{font:600 18px/1.3 var(--serif);margin-bottom:4px}
.philo dd{margin:0;color:var(--muted);font-size:15px}

/* sisters */
.sis-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.sis{display:flex;flex-direction:column;gap:8px;padding:30px;background:var(--white);border:1px solid var(--rule);text-decoration:none;transition:border-color .2s,box-shadow .2s,transform .2s}
.sis:hover{border-color:var(--ink);box-shadow:0 14px 30px rgba(19,35,63,.08);transform:translateY(-2px)}
.sis__domain{font:600 12px/1 var(--sans);letter-spacing:.14em;color:var(--teal)}
.sis strong{font:600 25px/1.2 var(--serif)}
.sis span{color:var(--muted);font-size:15.5px}
.sis__go{margin-top:6px;font-weight:600;color:var(--red)!important}

/* contact */
.contact{display:grid;grid-template-columns:1fr 1.1fr;gap:64px;align-items:start}
.contact p{color:#b9c2d3}
.contact .lead{color:#fff}
.form{display:grid;gap:16px;background:var(--paper);padding:32px;color:var(--ink)}
.form__row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form label{display:grid;gap:7px;font:600 13px/1 var(--sans);color:var(--ink-2)}
.opt{font-weight:400;color:var(--muted)}
.form input,.form textarea{font:400 16px/1.4 var(--sans);color:var(--ink);background:#fff;border:1px solid var(--rule);border-radius:2px;padding:12px 14px;width:100%}
.form input:focus,.form textarea:focus{border-color:var(--navy);outline:none;box-shadow:0 0 0 3px rgba(19,35,63,.12)}
.form textarea{resize:vertical}
.form button{justify-self:start}
.form__note{margin:0;font-size:14px;color:var(--ink-2)!important;background:var(--tint);border-left:3px solid var(--red);padding:10px 12px}
.form__status{margin:0;font-size:14px;min-height:1.2em;color:var(--ink)!important}

/* footer */
.site-footer{background:#0d1a30;color:#aab4c6;padding:52px 0 40px;font-size:14.5px}
.footer__inner{display:grid;grid-template-columns:1fr 1.6fr 1fr;gap:28px 48px;align-items:start}
.footer__name{display:flex;align-items:center;gap:12px;font:800 24px/1 var(--sans);color:#fff;margin:0}
.footer__mark{width:40px;height:40px;flex:none}
.footer__word span{font-weight:400;color:#fff}
.footer__tag{font:600 10px/1 var(--sans);letter-spacing:.18em;text-transform:uppercase;margin:8px 0 0}
.site-footer a{color:#e3e8f0}
.footer__copy{text-align:right}

/* reveal */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .7s ease,transform .7s ease}
.reveal.is-in{opacity:1;transform:none}

/* 404 */
.nf{min-height:calc(100vh - 160px);display:grid;place-items:center;text-align:center;padding:80px 0}
.nf__code{font:800 clamp(110px,20vw,200px)/1 var(--sans);letter-spacing:-.04em;color:var(--ink)}
.nf__code span{color:var(--red)}
.nf h1{font-size:clamp(28px,4vw,44px);margin:12px 0 14px}
.nf p{color:var(--muted);max-width:34em;margin:0 auto 28px}

@media (max-width:1080px){
  .areas{grid-template-columns:repeat(3,1fr)}
  .area{border-bottom:1px solid var(--rule)}
  .area:nth-child(3n){border-right:0}
  .pubtypes{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:960px){
  .hero{padding-top:64px}
  .hero__grid,.proposal,.about,.contact,.principle{grid-template-columns:1fr;gap:40px}
  .prep{grid-template-columns:1fr;gap:24px}
  .flow{grid-template-columns:1fr;gap:20px}
  .flow__arrow span{transform:rotate(90deg);margin:16px 0}
  .example{position:static}
  .footer__inner{grid-template-columns:1fr 1fr}
  .footer__copy{text-align:left}
}
@media (max-width:860px){
  .nav-toggle{display:block}
  .site-nav{position:absolute;top:76px;left:0;right:0;display:none;flex-direction:column;align-items:stretch;gap:0;background:var(--paper);border-bottom:1px solid var(--rule);padding:6px 20px 20px;box-shadow:0 20px 30px rgba(19,35,63,.08)}
  .site-nav.is-open{display:flex}
  .site-nav a{padding:16px 0;border-bottom:1px solid var(--rule-2)}
  .site-nav a::after{display:none}
  .site-nav__cta{margin-top:14px;text-align:center}
}
@media (max-width:640px){
  body{font-size:16px}
  .wrap{width:calc(100% - 36px)}
  .header__inner{height:66px}
  .site-nav{top:66px}
  .brand__mark{width:36px;height:36px}
  .brand__name{font-size:21px}
  .brand__sub{font-size:9px;letter-spacing:.14em}
  .hero{padding-top:48px}
  .hero::before{width:360px;height:360px;right:-160px;top:-100px}
  .hero__actions .btn{flex:1 1 100%}
  .charter{padding:28px 24px}
  .areas-strip{margin-top:48px;justify-content:flex-start;font-size:11.5px}
  .section{padding:72px 0}
  .section__head{grid-template-columns:1fr;gap:14px;margin-bottom:36px}
  .areas,.pubtypes,.sis-grid,.form__row{grid-template-columns:1fr}
  .area{border-right:0;padding:24px 0}
  .area:hover{background:transparent}
  .prep__item{grid-template-columns:1fr;padding:22px 20px}
  .prep__type{grid-column:1;grid-row:auto;margin-top:10px}
  .record{padding:26px 22px 20px}
  .record dl div{grid-template-columns:1fr;gap:2px}
  .steps li{grid-template-columns:40px 1fr}
  .example,.philo{padding:26px 22px}
  .form{padding:24px 20px}
  .form button{justify-self:stretch}
  .footer__inner{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
}
/* contrast adjustments */
.section--tint .num{color:#941A23;border-color:#941A23}
.section--navy .num{color:var(--red-2);border-color:var(--red-2)}

/* article pages */
.art__head{padding:72px 0 40px;border-bottom:1px solid var(--rule);background:var(--tint)}
.art__wrap{max-width:780px}
.art__title{font:700 clamp(32px,4.4vw,52px)/1.12 var(--serif);color:var(--ink);margin:0 0 18px}
.art__dek{color:var(--ink-2);margin:0 0 18px}
.art__meta{font:500 13.5px/1.5 var(--sans);color:var(--muted);margin:0}
.art__body{padding:48px 0 88px;font-size:18px;line-height:1.7;color:var(--ink)}
.art__body h2{font:700 28px/1.25 var(--serif);margin:48px 0 14px}
.art__body h3{font:600 20px/1.3 var(--serif);margin:28px 0 8px}
.art__box{background:var(--white);border:1px solid var(--rule);border-left:4px solid var(--red);padding:22px 26px;margin:0 0 8px}
.art__box h2{font-size:20px;margin:0 0 8px}
.art__box ul{margin:0;padding-left:20px;font-size:16.5px}
.art__table{overflow-x:auto;margin:8px 0 18px}
.art__table table{width:100%;border-collapse:collapse;font-size:15px;background:var(--white)}
.art__table th,.art__table td{border:1px solid var(--rule);padding:10px 12px;text-align:left;vertical-align:top}
.art__table th{background:var(--navy);color:#fff;font:600 12px/1.3 var(--sans);letter-spacing:.1em;text-transform:uppercase}
.art__scen li,.art__watch li{margin-bottom:10px}
.art__sources{margin-top:56px;padding-top:24px;border-top:1px solid var(--rule);font-size:15px}
.art__sources a{color:var(--teal)}
.art__note{color:var(--muted);font-size:14px;font-style:italic}
.art__back a{color:var(--red);font-weight:600;text-decoration:none}
.prep__item a.prep__link{color:inherit;text-decoration:none}
.prep__item a.prep__link:hover{text-decoration:underline}
@media (max-width:640px){.art__head{padding:44px 0 28px}.art__body{font-size:17px}.art__body h2{font-size:24px}}