/* K12 V4.5.3.1 — mobile identity + Advisory CTA patch — 1 Oct 2026 */
:root{
  --navy:#0B1D36;
  --blue:#173250;
  --border-blue:#335274;
  --red:#C43B36;
  --red-dark:#A8322E;
  --red-soft:#F8ECEB;
  --gold:#C43B36; /* legacy token retained for existing class names; visually this is now K12 Signal Red */
  --silver:#D9E0E7;
  --silver-2:#EAF0F4;
  --slate:#667487;
  --ink:#16263c;
  --muted:#667487;
  --paper:#EAF0F4;
  --white:#ffffff;
  --line:#d9dfe6;
  --soft:#F4F7F9;
  --max:1240px;
  --serif:"Manrope", Arial, sans-serif;
  --sans:"Manrope", Arial, sans-serif;
  --body:"Inter", Arial, sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;color:var(--ink);background:var(--white);font-family:var(--body);font-size:16px;line-height:1.65}
a{color:inherit;text-decoration:none}
button,input,textarea{font:inherit}
button{color:inherit}
.container{width:min(var(--max),calc(100% - 64px));margin:0 auto}
.skip-link{position:fixed;left:12px;top:-60px;z-index:999;background:#fff;color:var(--navy);border:1px solid var(--silver);padding:10px 14px;font:600 13px var(--sans)}
.skip-link:focus{top:12px}

/* Header */
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.97);border-bottom:1px solid rgba(11,29,54,.08);backdrop-filter:blur(18px)}
.site-header:after{content:"";position:absolute;left:0;bottom:-1px;width:100%;height:2px;background:var(--red);transform:scaleX(var(--scroll-progress,0));transform-origin:left center;z-index:103;pointer-events:none;will-change:transform}
.nav-shell{width:min(1320px,calc(100% - 40px));height:86px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:36px}
.brand{display:flex;align-items:center;gap:13px;min-width:max-content}
.brand-k12{font:600 37px/1 var(--serif);letter-spacing:-1.5px;color:var(--navy)}
.brand-copy{display:flex;flex-direction:column;line-height:1.16;border-left:1px solid #ccd4dd;padding-left:13px}
.brand-copy strong{font:600 12px var(--sans);letter-spacing:.02em;color:var(--navy)}
.brand-copy small{font:500 9px var(--sans);letter-spacing:.12em;text-transform:uppercase;color:#6a788a;margin-top:4px}
.primary-nav{display:flex;align-items:center;gap:5px;font:500 12px var(--sans);letter-spacing:.01em}
.nav-group{position:static}
.nav-parent{border:0;background:transparent;padding:32px 13px 31px;cursor:pointer;display:inline-flex;align-items:center;gap:8px;position:relative}
.nav-parent:after{content:"";position:absolute;left:13px;right:13px;bottom:19px;height:2px;background:var(--red);transform:scaleX(0);transform-origin:center;transition:transform .2s ease}
.nav-group:hover .nav-parent:after,.nav-group:focus-within .nav-parent:after,.nav-group.open .nav-parent:after{transform:scaleX(1)}
.chevron{width:7px;height:7px;border-right:1px solid #738193;border-bottom:1px solid #738193;transform:rotate(45deg) translateY(-2px);transition:transform .2s ease}
.nav-group:hover .chevron,.nav-group:focus-within .chevron,.nav-group.open .chevron{transform:rotate(225deg) translate(-1px,-1px)}
.mega-menu{position:fixed;left:50%;top:78px;width:min(1040px,calc(100vw - 48px));padding-top:16px;opacity:0;visibility:hidden;pointer-events:none;transform:translate(-50%,10px);transition:opacity .18s ease,transform .18s ease,visibility .18s ease}
.mega-menu:before{content:"";position:absolute;left:0;right:0;top:16px;bottom:0;background:#fff;border:1px solid #dfe4ea;border-top:2px solid var(--red);box-shadow:0 26px 70px rgba(11,29,54,.16);z-index:-1}
.nav-group:hover .mega-menu,.nav-group:focus-within .mega-menu,.nav-group.open .mega-menu{opacity:1;visibility:visible;pointer-events:auto;transform:translate(-50%,0)}
.mega-menu-grid{display:grid;grid-template-columns:.85fr 1.45fr .82fr;gap:0;min-height:286px;padding:30px}
.mega-intro{padding:4px 31px 8px 4px;border-right:1px solid #e4e8ed}
.mega-label,.mega-feature-label,.mega-link-kicker{display:block;font:600 10.5px var(--sans);letter-spacing:.12em;text-transform:uppercase;color:var(--red-dark);margin-bottom:12px}
.mega-intro h3{font:600 29px/1.03 var(--serif);color:var(--navy);margin:0 0 14px}
.mega-intro p{font-size:13px;line-height:1.65;color:#6d7988;margin:0}
.mega-links{display:grid;grid-template-columns:1fr 1fr;gap:7px;padding:0 24px}
.mega-link{display:flex;flex-direction:column;justify-content:center;min-height:95px;padding:14px 15px;border:1px solid transparent;background:#fff;transition:.16s ease}
.mega-link:hover,.mega-link:focus{background:#f5f7f9;border-color:#dfe5ea;outline:0;transform:translateY(-1px)}
.mega-link-title{font:600 13px var(--sans);color:var(--navy);margin-bottom:6px}
.mega-link-copy{font-size:12px;line-height:1.5;color:#718092}
.mega-link-kicker{margin-bottom:7px;color:#728095}
.mega-link-large{min-height:125px}
.mega-feature{margin-left:3px;padding:23px 22px;background:var(--navy);color:#fff;display:flex;flex-direction:column;justify-content:center;transition:.16s ease}
.mega-feature:hover,.mega-feature:focus{background:var(--red);outline:0;transform:translateY(-1px)}
.mega-feature.light{background:#EAF0F4;color:var(--navy)}
.mega-feature.light:hover,.mega-feature.light:focus{background:var(--red-soft);color:var(--red-dark)}
.mega-feature-label{color:var(--red);margin-bottom:18px}
.mega-feature strong{font:600 26px/1.05 var(--serif);margin-bottom:10px}
.mega-feature p{font-size:12.5px;line-height:1.6;color:#b9c4d0;margin:0 0 22px}
.mega-feature.light p{color:#687789}
.mega-feature em{font:600 10.5px var(--sans);font-style:normal;letter-spacing:.06em;text-transform:uppercase;margin-top:auto;color:#fff}
.mega-feature.light em{color:var(--navy)}
.insights-menu .mega-links{grid-template-columns:1fr 1fr}
.compact-menu .mega-menu-grid{min-height:250px}
.nav-cta{margin-left:8px;padding:12px 15px;border:1px solid var(--navy);font:600 12px var(--sans);text-transform:uppercase;letter-spacing:.07em;transition:.18s ease}
.nav-cta:hover{background:var(--red);border-color:var(--red);color:var(--white)}
.nav-toggle{display:none;border:0;background:transparent;width:42px;height:42px;position:relative;cursor:pointer}
.nav-toggle span{position:absolute;left:9px;right:9px;height:1.5px;background:var(--navy);transition:.22s ease}
.nav-toggle span:first-child{top:16px}
.nav-toggle span:last-child{top:25px}
.nav-toggle[aria-expanded="true"] span:first-child{top:21px;transform:rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:last-child{top:21px;transform:rotate(-45deg)}
.nav-toggle:focus-visible{outline:2px solid var(--red);outline-offset:2px}

/* Shared */
.eyebrow{margin:0 0 18px;font:600 12px var(--sans);letter-spacing:.15em;text-transform:uppercase;color:var(--border-blue)}
.eyebrow.gold{color:var(--red-dark)}
h1,h2,h3,p{margin-top:0}
h1,h2{font-family:var(--serif);font-weight:700;color:var(--navy);letter-spacing:-.038em}
h1{font-size:clamp(50px,5.65vw,78px);line-height:.98;margin-bottom:28px}
h2{font-size:clamp(40px,4.5vw,61px);line-height:1.03;margin-bottom:24px}
h3{font:600 24px/1.15 var(--serif);letter-spacing:-.018em;color:var(--navy)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:13px;padding:14px 18px;font:600 12px var(--sans);letter-spacing:.065em;text-transform:uppercase;border:1px solid transparent;transition:.18s ease}
.btn-primary{background:var(--navy);color:var(--white);border-color:var(--navy)}
.btn-primary:hover{background:var(--red);border-color:var(--red)}
.btn-light{background:var(--white);color:var(--navy)}
.btn-text{padding-inline:4px;color:var(--navy)}
.inline-link,.card-link{display:inline-flex;gap:9px;align-items:center;color:var(--navy);font:600 13px var(--sans);border-bottom:1px solid rgba(11,29,54,.25);padding-bottom:5px}
.inline-link:hover,.card-link:hover{border-color:var(--red);color:var(--red-dark)}

/* Signal */
.signal-strip{background:var(--navy);color:#e7edf5}
.signal-strip-inner{min-height:42px;display:flex;align-items:center;gap:11px}
.signal-strip a{font:500 11.5px var(--sans);letter-spacing:.025em}
.signal-strip a:hover{color:#fff}
.signal-dot,.live-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--red);box-shadow:0 0 0 4px rgba(196,59,54,.14)}

/* Hero */
.hero{background:linear-gradient(90deg,#fff 0%,#fff 67%,#E6EDF2 67%,#E6EDF2 100%);padding:92px 0 42px;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(330px,.7fr);gap:88px;align-items:center}
.hero-copy{max-width:850px}
.hero-lead{max-width:760px;font-size:18px;line-height:1.72;color:#526276;margin-bottom:34px}
.hero-actions{display:flex;flex-wrap:wrap;gap:18px;align-items:center}
.hero-model{position:relative;background:var(--navy);color:var(--white);padding:28px 28px 18px;box-shadow:0 26px 70px rgba(11,29,54,.2)}
.hero-model:before{content:"";position:absolute;inset:12px;border:1px solid rgba(255,255,255,.18);border-top:2px solid var(--red);pointer-events:none}
.hero-model-kicker{position:relative;z-index:1;color:#d7dee6;font:600 11px var(--sans);letter-spacing:.12em;text-transform:uppercase;margin-bottom:17px}
.hero-model-flow{position:relative;z-index:1;list-style:none;margin:0;padding:0}
.hero-model-flow li{display:grid;grid-template-columns:42px 1fr;gap:0 14px;padding:17px 0;border-top:1px solid rgba(255,255,255,.12)}
.hero-model-flow li span{grid-row:1/3;color:#c8d1db;font:600 11px var(--sans);padding-top:4px}
.hero-model-flow strong{font:600 15px var(--sans);letter-spacing:.005em}
.hero-model-flow small{font-size:12.5px;color:#b8c3cf;margin-top:4px}
.hero-scroll{margin-top:60px}
.hero-scroll a{font:600 9px var(--sans);letter-spacing:.14em;text-transform:uppercase;color:#7e8c9b}

/* Partner model */
.partner-model{padding:110px 0 96px;background:var(--paper)}
.split-heading{display:grid;grid-template-columns:.9fr 1fr;gap:90px;align-items:end;margin-bottom:58px}
.split-heading.compact{align-items:center}
.heading-copy{max-width:600px;color:#5f6d7d}
.heading-copy p:last-of-type{margin-bottom:0}
.section-lead{font-size:18px;line-height:1.65;color:#31465f}
.model-grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid #cbd2d9;border-bottom:1px solid #cbd2d9}
.model-card{padding:28px 25px 30px;border-right:1px solid #cbd2d9;display:flex;flex-direction:column;min-height:510px;background:rgba(255,255,255,.34);transition:.2s ease;position:relative;overflow:hidden}
.model-card:first-child{border-left:1px solid #cbd2d9}
.model-card:after{content:"";position:absolute;left:0;right:100%;bottom:0;height:4px;background:var(--red);transition:.25s ease}
.model-card:hover{background:var(--white);transform:translateY(-4px);box-shadow:0 18px 45px rgba(11,29,54,.07)}
.model-card:hover:after{right:0}
.card-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:42px}
.card-number{font:600 12px var(--sans);letter-spacing:.07em;color:var(--navy)}
.card-tag{font:600 10.5px var(--sans);letter-spacing:.10em;text-transform:uppercase;color:var(--red-dark);border:1px solid rgba(196,59,54,.34);padding:5px 7px}
.model-card h3{font-size:27px;margin-bottom:13px}
.card-line{font-weight:600;color:#31465f;min-height:54px}
.model-card>p:not(.card-line){font-size:15px;color:#5f6f82}
.model-card ul{list-style:none;padding:16px 0 20px;margin:3px 0 22px;border-top:1px solid #dde2e7}
.model-card li{font-size:13.5px;color:#526276;padding:5px 0}
.model-card li:before{content:"—";color:#8b98a6;margin-right:9px}
.card-link{margin-top:auto;align-self:flex-start;font-size:12.5px}
.lifecycle{margin-top:42px;padding:26px 0 0}
.lifecycle-title{font:600 12px var(--sans);text-transform:uppercase;letter-spacing:.12em;color:var(--navy);margin-bottom:20px}
.lifecycle-track{display:grid;grid-template-columns:1fr auto 1.15fr auto .8fr auto 1.1fr auto 1.15fr;gap:12px;align-items:center}
.lifecycle-track div{font:500 12.5px var(--sans);color:#44566c;border-top:2px solid var(--navy);padding-top:10px}
.lifecycle-track span{color:#758395;margin-right:5px}
.lifecycle-track b{font-weight:400;color:#9aa6b2}

/* Intelligence */
.intelligence-section{padding:105px 0;background:#fff}
.market-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.market-card{border:1px solid var(--line);padding:27px 28px;min-height:270px;display:flex;flex-direction:column;transition:.2s ease;position:relative;overflow:hidden}
.market-card:after{content:"";position:absolute;height:4px;left:0;right:100%;bottom:0;background:var(--red);transition:.25s ease}
.market-card:hover{border-color:#aeb9c5;transform:translateY(-3px);box-shadow:0 14px 40px rgba(11,29,54,.08)}
.market-card:hover:after{right:0}
.market-card:hover .market-arrow{color:var(--red-dark)}
.status{font:600 10.5px var(--sans);text-transform:uppercase;letter-spacing:.12em;color:#53637a;display:flex;gap:7px;align-items:center}
.status span{width:6px;height:6px;border-radius:50%;background:#2d9152}
.market-card h3{font-size:30px;margin:31px 0 8px}
.market-card strong{font:600 14px var(--sans);color:var(--navy)}
.market-card p{font-size:14.5px;color:#69788a}
.market-arrow{font:600 11.5px var(--sans);letter-spacing:.045em;text-transform:uppercase;color:var(--navy);margin-top:auto}
.development-row{display:grid;grid-template-columns:160px 1fr;gap:30px;margin-top:32px;border-top:1px solid var(--line);padding-top:24px}
.development-label{font:600 11.5px var(--sans);letter-spacing:.11em;text-transform:uppercase;color:#6e7c8d}
.development-markets{display:grid;grid-template-columns:repeat(5,1fr);gap:20px}
.development-markets span{font:600 13.5px var(--sans);color:var(--navy)}
.development-markets small{display:block;font:400 12px/1.45 var(--body);color:#738092;margin-top:4px}

.two-up-section{background:#E6EDF2;padding:0}
.two-up-grid{display:grid;grid-template-columns:1fr 1fr}
.feature-block{padding:78px 70px 82px 0;border-right:1px solid #d8dee5}
.feature-block:last-child{border-right:0;padding-left:70px;padding-right:0}
.feature-block h2{font-size:49px}
.feature-block p:not(.eyebrow){max-width:510px;color:#647283}
.insight-links{display:flex;flex-wrap:wrap;gap:18px 24px;align-items:center}

/* Origination */
.origination-band{padding:100px 0;background:#fff}
.origination-grid{display:grid;grid-template-columns:.9fr 1fr;gap:100px}
.origination-grid>div:last-child{color:#5d6b7d;padding-top:8px}
.origination-grid .btn{margin-top:16px}

/* Reports */
.reports-section{padding:100px 0;background:var(--paper)}
.report-grid{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid #cfd6dc;border-bottom:1px solid #cfd6dc}
.report-card{padding:32px 34px;border-right:1px solid #cfd6dc;min-height:280px;display:flex;flex-direction:column;transition:.18s ease}
.report-card:last-child{border-right:0}
.report-card:hover{background:#fff}
.report-card:hover strong{color:var(--red-dark)}
.report-card>span{font:600 10.5px var(--sans);letter-spacing:.11em;text-transform:uppercase;color:#6f7d8f}
.report-card h3{font-size:31px;margin:50px 0 12px;max-width:500px}
.report-card p{font-size:14.5px;color:#647384}
.report-card strong{font:600 11.5px var(--sans);text-transform:uppercase;letter-spacing:.065em;color:var(--navy);margin-top:auto}

/* Contact */
.contact-section{padding:105px 0;background:#fff}
.contact-grid{display:grid;grid-template-columns:.78fr 1fr;gap:100px}
.contact-grid>div>p:not(.eyebrow){color:#657384;max-width:470px}
.contact-form{display:grid;grid-template-columns:1fr 1fr;gap:24px 20px}
.contact-form label{display:flex;flex-direction:column;gap:8px}
.contact-form label span{font:600 10.5px var(--sans);letter-spacing:.11em;text-transform:uppercase;color:#59687a}
.contact-form input,.contact-form textarea{width:100%;border:0;border-bottom:1px solid #aeb7c2;background:#fff;padding:11px 2px;outline:0;color:var(--navy);border-radius:0}
.contact-form textarea{border:1px solid #cbd2da;padding:12px;resize:vertical}
.contact-form input:focus,.contact-form textarea:focus{border-color:var(--red);box-shadow:0 1px 0 var(--red)}
.full{grid-column:1/-1}
.contact-form .btn{justify-self:start}
.form-note{font-size:11.5px;color:#7c8998;margin:-10px 0 0}

/* Footer */
.site-footer{background:var(--navy);color:#ccd6e1;padding:34px 0}
.footer-grid{display:flex;align-items:center;justify-content:space-between;gap:30px}
.footer-brand .brand-k12,.footer-brand .brand-copy strong{color:#fff}
.footer-brand .brand-copy{border-left-color:rgba(255,255,255,.22)}
.footer-brand .brand-copy small{color:#93a2b3}
.footer-meta{display:flex;align-items:center;gap:28px;font-size:11.5px;color:#a5b2c0}
.footer-meta a{color:#d6dee8}

/* Tablet */
@media (max-width: 1080px){
  .container{width:min(var(--max),calc(100% - 44px))}
  .nav-shell{width:calc(100% - 28px)}
  .primary-nav{gap:0}
  .nav-parent,.nav-direct{padding-left:8px;padding-right:8px}
  .hero-grid{gap:45px;grid-template-columns:1.2fr .8fr}
  .model-grid{grid-template-columns:1fr 1fr}
  .model-card:nth-child(2){border-right:1px solid #cbd2d9}
  .model-card:nth-child(3){border-left:1px solid #cbd2d9;border-top:1px solid #cbd2d9}
  .model-card:nth-child(4){border-top:1px solid #cbd2d9}
  .lifecycle-track{grid-template-columns:1fr;gap:8px}
  .lifecycle-track b{display:none}
  .development-markets{grid-template-columns:repeat(3,1fr)}
}

/* Mobile */
@media (max-width: 820px){
  body{font-size:16px}
  .container{width:calc(100% - 34px)}
  .site-header{position:sticky}
  .nav-shell{height:72px;width:calc(100% - 24px)}
  .brand-k12{font-size:32px}
  .brand-copy strong{font-size:10.5px}
  .brand-copy small{font-size:7.5px}
  .nav-toggle{display:block;z-index:102}
  .primary-nav{
    position:absolute;left:0;right:0;top:72px;bottom:auto;
    width:100%;height:calc(100dvh - 72px);max-height:calc(100dvh - 72px);
    display:none;align-items:stretch;flex-direction:column;gap:0;
    background:var(--navy);padding:18px 18px calc(35px + env(safe-area-inset-bottom));
    overflow-y:auto;overflow-x:hidden;color:#fff;z-index:101;
    overscroll-behavior:contain;-webkit-overflow-scrolling:touch;
  }
  .primary-nav.open{display:flex}
  .nav-group{border-bottom:1px solid rgba(255,255,255,.12)}

  .nav-parent{padding:16px 4px;color:#fff;justify-content:space-between;font-size:13px;text-align:left;width:100%}
  .nav-parent:after{display:none}
  .chevron{border-color:#92a1b2;margin-right:7px}
  .mega-menu{position:static;width:auto;padding:0;opacity:1;visibility:visible;pointer-events:auto;transform:none;display:none}
  .mega-menu:before{display:none}
  .nav-group.open .mega-menu{display:block}
  .mega-menu-grid,.compact-menu .mega-menu-grid{grid-template-columns:1fr;min-height:0;padding:4px 0 13px;gap:0}
  .mega-intro{padding:9px 10px 15px;border-right:0;border-bottom:1px solid rgba(255,255,255,.09)}
  .mega-intro .mega-label{display:none}
  .mega-intro h3{font-size:22px;color:#fff;margin-bottom:7px}
  .mega-intro p{color:#a8b5c2;font-size:12px}
  .mega-links,.insights-menu .mega-links{grid-template-columns:1fr;padding:7px 0;gap:0}
  .mega-link,.mega-link-large{min-height:0;padding:11px 10px;background:transparent;border:0;border-bottom:1px solid rgba(255,255,255,.06)}
  .mega-link:hover,.mega-link:focus{background:rgba(255,255,255,.04);border-color:rgba(255,255,255,.06);transform:none}
  .mega-link-title{color:#fff;font-size:12.5px;margin-bottom:4px}
  .mega-link-copy{color:#9caabc;font-size:11px}
  .mega-link-kicker{color:#aab6c3;font-size:9.5px}
  .mega-feature,.mega-feature.light{margin:7px 0 0;padding:16px 15px;background:rgba(255,255,255,.055);color:#fff}
  .mega-feature:hover,.mega-feature:focus,.mega-feature.light:hover,.mega-feature.light:focus{background:rgba(255,255,255,.08);transform:none}
  .mega-feature-label{color:#c4ced8;margin-bottom:9px}
  .mega-feature strong{font-size:21px}
  .mega-feature p,.mega-feature.light p{color:#91a1b2;margin-bottom:14px}
  .mega-feature em,.mega-feature.light em{color:#fff}
  .nav-cta{margin:22px 0 0;padding:14px 13px;text-align:center;color:var(--navy);background:#fff;border-color:#fff}

  /* V4.5.3.1: Advisory mobile CTA is a deliberate Signal Red action block */
  .mega-menu[aria-label="Advisory menu"] .mega-feature{background:var(--red);border:1px solid var(--red);color:#fff}
  .mega-menu[aria-label="Advisory menu"] .mega-feature .mega-feature-label{color:#f7d7d5}
  .mega-menu[aria-label="Advisory menu"] .mega-feature p{color:#fdebea}
  .mega-menu[aria-label="Advisory menu"] .mega-feature em{color:#fff}
  .mega-menu[aria-label="Advisory menu"] .mega-feature:hover,
  .mega-menu[aria-label="Advisory menu"] .mega-feature:focus{background:var(--red-dark);border-color:var(--red-dark)}

  .signal-strip-inner{min-height:48px}
  .signal-strip a{font-size:10.5px;line-height:1.45;padding:7px 0}
  .hero{padding:66px 0 32px}
  .hero-grid{grid-template-columns:1fr;gap:44px}
  h1{font-size:clamp(48px,14vw,66px);line-height:.97}
  h2{font-size:45px}
  .hero-lead{font-size:16px}
  .hero-model{padding:24px 22px 16px}
  .hero-scroll{display:none}
  .partner-model,.intelligence-section,.reports-section,.contact-section{padding:78px 0}
  .split-heading,.origination-grid,.contact-grid,.monitor-grid{grid-template-columns:1fr;gap:34px}
  .split-heading{margin-bottom:38px}
  .section-lead{font-size:16px}
  .model-grid{grid-template-columns:1fr;border:0}
  .model-card,.model-card:first-child,.model-card:nth-child(2),.model-card:nth-child(3),.model-card:nth-child(4){
    border:1px solid #cbd2d9;border-bottom:0;min-height:0;padding:24px 22px;
  }
  .model-card:last-child{border-bottom:1px solid #cbd2d9}
  .model-card:hover{transform:none;box-shadow:none}
  .card-top{margin-bottom:28px}
  .card-line{min-height:0}
  .lifecycle{margin-top:34px}
  .lifecycle-track div{padding:10px 0;border-top:1px solid #aeb7c0}
  .market-grid{grid-template-columns:1fr}
  .market-card{min-height:230px}
  .development-row{grid-template-columns:1fr;gap:15px}
  .development-markets{grid-template-columns:1fr 1fr;gap:16px}
  .monitor-band{padding:76px 0}
  .monitor-grid{gap:42px}
  .signal-preview-item{grid-template-columns:74px 1fr;padding:17px 15px}
  .signals-preview-head{padding:16px 15px}
  .two-up-grid{grid-template-columns:1fr}
  .feature-block,.feature-block:last-child{padding:62px 0;border-right:0;border-bottom:1px solid #d8dee5}
  .feature-block:last-child{border-bottom:0}
  .feature-block h2{font-size:43px}
  .origination-band{padding:78px 0}
  .report-grid{grid-template-columns:1fr}
  .report-card,.report-card:last-child{border-right:0;border-bottom:1px solid #cfd6dc;min-height:250px;padding:27px 22px}
  .report-card:last-child{border-bottom:0}
  .report-card h3{margin-top:35px;font-size:28px}
  .contact-form{grid-template-columns:1fr}
  .contact-form>*{grid-column:1}
  .footer-grid{align-items:flex-start;flex-direction:column}
  .footer-meta{width:100%;justify-content:space-between;gap:12px}
}

@media (max-width: 460px){
  .container{width:calc(100% - 28px)}
  .brand-copy small{display:block;font-size:7px;letter-spacing:.09em;white-space:nowrap}
  .hero-actions{align-items:stretch;flex-direction:column}
  .hero-actions .btn{width:100%}
  .model-card h3{font-size:26px}
  .development-markets{grid-template-columns:1fr}
  .footer-meta{flex-direction:column;align-items:flex-start}
}


@media (max-width: 820px){
  .hero{background:linear-gradient(180deg,#fff 0%,#fff 72%,#E6EDF2 72%,#E6EDF2 100%)}
}

@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*:before,*:after{transition:none!important;animation:none!important}
}

/* =========================================================
   K12 V4.5.2 — MOBILE NAVIGATION CORRECTION
   Fully neutralises desktop mega-menu positioning on mobile.
   ========================================================= */
@media (max-width: 820px){
  .primary-nav{
    position:fixed !important;
    top:72px !important;
    right:0 !important;
    bottom:0 !important;
    left:0 !important;
    width:100vw !important;
    height:auto !important;
    max-height:none !important;
    min-height:0 !important;
    padding:14px 18px calc(28px + env(safe-area-inset-bottom)) !important;
    overflow-y:auto !important;
    overflow-x:hidden !important;
    box-sizing:border-box;
  }

  /* Kill every desktop hover/focus transform and visibility rule. */
  .primary-nav .nav-group .mega-menu,
  .primary-nav .nav-group:hover .mega-menu,
  .primary-nav .nav-group:focus-within .mega-menu{
    position:static !important;
    left:auto !important;
    right:auto !important;
    top:auto !important;
    width:100% !important;
    max-width:none !important;
    margin:0 !important;
    padding:0 !important;
    opacity:1 !important;
    visibility:visible !important;
    pointer-events:auto !important;
    transform:none !important;
    transition:none !important;
    display:none !important;
  }

  .primary-nav .nav-group.open .mega-menu,
  .primary-nav .nav-group.open:hover .mega-menu,
  .primary-nav .nav-group.open:focus-within .mega-menu{
    display:block !important;
    transform:none !important;
  }

  .primary-nav .mega-menu-grid,
  .primary-nav .compact-menu .mega-menu-grid,
  .primary-nav .insights-menu{
    display:block !important;
    width:100% !important;
    min-width:0 !important;
    max-width:none !important;
    min-height:0 !important;
    padding:0 0 12px !important;
    margin:0 !important;
    transform:none !important;
  }

  /* Desktop intro prose is unnecessary inside the mobile accordion. */
  .primary-nav .mega-intro{display:none !important;}

  .primary-nav .mega-links,
  .primary-nav .insights-menu .mega-links{
    display:block !important;
    width:100% !important;
    padding:2px 0 4px !important;
    margin:0 !important;
  }

  .primary-nav .mega-link,
  .primary-nav .mega-link-large{
    display:block !important;
    width:100% !important;
    min-width:0 !important;
    min-height:0 !important;
    box-sizing:border-box;
    padding:13px 6px !important;
    margin:0 !important;
    transform:none !important;
  }

  .primary-nav .mega-feature,
  .primary-nav .mega-feature.light{
    display:block !important;
    width:100% !important;
    min-width:0 !important;
    box-sizing:border-box;
    margin:8px 0 3px !important;
    padding:16px !important;
    transform:none !important;
  }

  .primary-nav .mega-feature strong{display:block;margin-bottom:8px;}
  .primary-nav .mega-feature em{display:block;margin-top:12px;}

  .nav-parent:focus{outline:none;}
  .nav-parent:focus-visible{
    outline:2px solid var(--red);
    outline-offset:-2px;
  }
}

/* =========================================================
   K12 V4.5.3 — MOBILE FIXED-VIEWPORT NAV
   backdrop-filter on the sticky header creates a containing
   block for fixed descendants in Chromium/WebKit. Disable it
   on mobile so the nav is fixed to the viewport, not header.
   ========================================================= */
@media (max-width: 820px){
  .site-header{
    -webkit-backdrop-filter:none !important;
    backdrop-filter:none !important;
    filter:none !important;
    transform:none !important;
    perspective:none !important;
    contain:none !important;
    overflow:visible !important;
    background:#fff !important;
  }

  .primary-nav{
    position:fixed !important;
    inset:72px 0 0 0 !important;
    width:100vw !important;
    height:calc(100dvh - 72px) !important;
    min-height:calc(100dvh - 72px) !important;
    max-height:none !important;
    z-index:10000 !important;
    background:#0B1D36 !important;
    padding:14px 18px calc(28px + env(safe-area-inset-bottom)) !important;
    overflow-y:auto !important;
    overflow-x:hidden !important;
    overscroll-behavior:contain !important;
  }

  .primary-nav.open{display:flex !important;}
  .nav-toggle{position:relative;z-index:10001 !important;}
}


/* K12 V4.5.3.9 — global CTA standard
   All CTA/button components: K12 red rectangle, white text, simple right arrow. */
.k12-red-cta,
a.btn,
a[class*="cta"],
a[class*="button"],
.mega-contact,
.mega-feature-link {
  background: #cc3d37 !important;
  color: #fff !important;
  border-color: #cc3d37 !important;
  border-radius: 0 !important;
  box-shadow: none !important;
}
.k12-red-cta:hover,
.k12-red-cta:focus,
a.btn:hover,
a.btn:focus,
a[class*="cta"]:hover,
a[class*="cta"]:focus,
a[class*="button"]:hover,
a[class*="button"]:focus,
.mega-contact:hover,
.mega-contact:focus,
.mega-feature-link:hover,
.mega-feature-link:focus {
  background: #b9342f !important;
  color: #fff !important;
  border-color: #b9342f !important;
}
.k12-red-cta span,
a.btn span,
a[class*="cta"] span,
a[class*="button"] span,
.mega-contact span,
.mega-feature-link span {
  color: inherit !important;
}


/* K12 V4.5.3.10 — legacy Signal CTA correction */
.signal-cta a, .article-cta a, .related-cta a, .market-cta a,
.intel-cta a, .intelligence-cta a, .capital-cta a, .feature-cta a,
.promo-card a, .analysis-card a, .country-card a, .explore-card a,
.next-step a, a.k12-force-red-cta {
  background:#C43B36 !important;
  color:#fff !important;
  border:1px solid #C43B36 !important;
  border-radius:0 !important;
  box-shadow:none !important;
  text-decoration:none !important;
}
.signal-cta a:hover, .article-cta a:hover, .related-cta a:hover, .market-cta a:hover,
.intel-cta a:hover, .intelligence-cta a:hover, .capital-cta a:hover, .feature-cta a:hover,
.promo-card a:hover, .analysis-card a:hover, .country-card a:hover, .explore-card a:hover,
.next-step a:hover, a.k12-force-red-cta:hover {
  background:#A9322E !important;
  border-color:#A9322E !important;
  color:#fff !important;
}