/* Rankine&Brayton 2026: solution, FAQ and Insights pages (uses rb-2026-chrome.css for header/footer) */
:root{--navy-900:#03132E;--navy-800:#07295C;--navy-700:#0F3878;--navy-600:#1A4A95;--accent:#FC760A;--accent-600:#E0660A;--ink:#0E1626;--ink-soft:#54627A;--line:#E4ECF7;--bg:#fff;--bg-soft:#F2F6FC}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:90px}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;color:var(--ink);background:var(--bg);font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img,svg{max-width:100%;display:block}
a{color:var(--navy-700);text-decoration:none}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px;border-radius:4px}
h1,h2,h3{font-family:Georgia,"Times New Roman",serif;color:var(--navy-900);letter-spacing:-.01em;line-height:1.2;margin:0 0 .6em;font-weight:400}
h1{font-size:clamp(2rem,4.2vw,2.9rem)}
h2{font-size:clamp(1.4rem,2.4vw,1.85rem);margin-top:2.6rem;color:var(--navy-800)}
h3{font-size:1.15rem;margin-top:1.6rem;color:var(--navy-800)}
p{margin:0 0 1em;color:var(--ink-soft)}
.wrap{max-width:1200px;margin:0 auto;padding:0 2rem}
.page-hero{background:radial-gradient(circle at 80% 20%,rgba(252,118,10,.12),transparent 55%),linear-gradient(135deg,var(--navy-900) 0%,var(--navy-800) 55%,var(--navy-700) 100%);color:#fff;padding:clamp(3rem,6vw,4.6rem) 0 clamp(2.6rem,5vw,3.8rem)}
.page-hero h1{color:#fff;margin-bottom:.45em;max-width:46rem}
.page-hero p{color:rgba(255,255,255,.86);margin:0;max-width:44rem;font-size:1.06rem}
.page-hero .meta{margin-top:1.1rem;font-size:.86rem;color:rgba(255,255,255,.7);letter-spacing:.02em}
.crumbs{font-size:.8rem;color:rgba(255,255,255,.7);margin-bottom:1.4rem}
.crumbs a{color:rgba(255,255,255,.85);border-bottom:1px solid rgba(252,118,10,.6)}
.crumbs span[aria-hidden]{margin:0 .45rem}
.eyebrow{display:inline-flex;align-items:center;gap:.7rem;font-size:.72rem;font-weight:600;letter-spacing:.22em;text-transform:uppercase;color:var(--accent);margin-bottom:1.3rem}
.eyebrow::before{content:"";width:32px;height:1px;background:var(--accent)}
.body{padding:clamp(2.4rem,5vw,3.6rem) 0 clamp(2.6rem,5vw,4rem)}
.prose{max-width:48rem}
.prose > h2:first-child{margin-top:0}
.prose ul,.prose ol{color:var(--ink-soft);padding-left:0;margin:0 0 1.2em;list-style:none}
.prose ol{counter-reset:n}
.prose li{position:relative;padding-left:1.4rem;margin-bottom:.5rem}
.prose ul li::before{content:"";position:absolute;left:0;top:.85em;width:8px;height:1px;background:var(--accent)}
.prose ol li{counter-increment:n;padding-left:2rem}
.prose ol li::before{content:counter(n,decimal-leading-zero);position:absolute;left:0;top:0;font-family:Georgia,serif;color:var(--accent);font-size:.95rem}
.prose strong{color:var(--ink);font-weight:600}
.prose p a,.prose li a{color:var(--navy-800);border-bottom:1px solid var(--accent);padding-bottom:1px}
.prose p a:hover,.prose li a:hover{color:var(--navy-900)}
.answer{font-size:1.08rem;color:var(--ink);border-left:2px solid var(--accent);padding-left:1.1rem;margin-bottom:1.6rem}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:0 3rem}
.card-list{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--line);margin-top:1.4rem}
.card{padding:1.8rem 1.8rem 1.6rem 0}
.card+.card{padding-left:1.8rem;border-left:1px solid var(--line)}
.card h3{margin-top:.2rem;font-size:1.35rem}
.card p{font-size:.96rem}
.card .link,.link{font-weight:600;font-size:.92rem;color:var(--navy-800);border-bottom:1px solid var(--accent);padding-bottom:2px;display:inline-block}
.card .date{font-size:.8rem;color:var(--ink-soft);letter-spacing:.04em;text-transform:uppercase;margin-bottom:.4rem;display:block}
.faq{max-width:48rem;margin-top:.6rem}
.faq details{border-top:1px solid var(--line)}
.faq details:last-child{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;list-style:none;padding:1.1rem 2.2rem 1.1rem 0;position:relative;font-family:Georgia,serif;font-size:1.12rem;color:var(--navy-800);min-height:44px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:.2rem;top:1rem;color:var(--accent);font-family:-apple-system,Arial,sans-serif;font-size:1.4rem;line-height:1}
.faq details[open] summary::after{content:"\2212"}
.faq details > div{padding:0 0 1.2rem}
.faq details p{margin-bottom:.7em}
.faq h2.group{margin-top:2.4rem;font-size:1.3rem}
.related{background:var(--bg-soft);padding:clamp(2.4rem,5vw,3.4rem) 0}
.related h2{margin-top:0}
.cta-band{padding:clamp(3.6rem,7vw,5.6rem) 0;text-align:center}
.cta-band h2{font-size:clamp(1.9rem,3.6vw,2.8rem);margin:1rem 0 1rem;color:var(--navy-800);line-height:1.15}
.cta-band p{max-width:36rem;margin:0 auto 2rem;font-size:1.04rem}
.cta-band .eyebrow{justify-content:center;margin-bottom:0}
.cta-band .eyebrow::after{content:"";width:32px;height:1px;background:var(--accent)}
.btn{display:inline-block;padding:.95rem 1.7rem;border-radius:999px;font-weight:600;font-size:.93rem;letter-spacing:.01em;border:1px solid transparent;transition:background .2s,transform .2s;min-height:44px}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-600);transform:translateY(-1px)}
.note{font-size:.88rem;color:var(--ink-soft);border-top:1px solid var(--line);padding-top:1rem;margin-top:2.4rem;max-width:48rem}
.author{display:flex;gap:1rem;align-items:flex-start;border-top:1px solid var(--line);padding-top:1.4rem;margin-top:2.6rem;max-width:48rem}
.author b{display:block;color:var(--navy-800);font-family:Georgia,serif;font-weight:400;font-size:1.05rem}
.author p{font-size:.92rem;margin:0}
@media (max-width:960px){
  .wrap{padding:0 1.35rem}
  .grid2{grid-template-columns:1fr}
  .card-list{grid-template-columns:1fr}
  .card,.card+.card{padding:1.6rem 0;border-left:0;border-top:1px solid var(--line)}
  .card:first-child{border-top:0}
  html{scroll-padding-top:76px}
}
@media (max-width:680px){
  body{font-size:16px;line-height:1.6}
  .cta-band .btn{width:100%;text-align:center}
}