/* Engine-specific layout; brand tokens and navigation come from the homepage. */
.engine-page{background:var(--paper)}
.engine-page main{overflow-x:clip}
.engine-breadcrumbs{display:flex;gap:12px;align-items:center;padding-top:28px;font:13px/1.5 var(--ui);color:var(--body)}
.engine-breadcrumbs a{color:var(--gold)}
.engine-page h2{font-size:clamp(28px,3vw,42px);line-height:1.35;font-weight:500;letter-spacing:-.025em}
.engine-page h3{font-weight:500}
.engine-page .section-kicker{font:12px/1.6 var(--ui);letter-spacing:.13em;text-transform:uppercase;color:var(--gold);margin-bottom:22px}
.engine-hero{display:grid;grid-template-columns:minmax(0,1.06fr) minmax(0,.94fr);align-items:center;gap:60px;padding-block:52px 64px}
.engine-hero .eyebrow{margin:0 0 24px}
.engine-hero h1{margin:0 0 26px;line-height:1.1}
.engine-hero h1>span{display:block;font-family:var(--en-serif);font-size:clamp(50px,5.5vw,80px);font-weight:400;letter-spacing:-.035em}
.engine-hero h1 small{display:block;margin-top:15px;font-family:var(--serif);font-size:clamp(25px,2.2vw,32px);font-weight:500;line-height:1.5;letter-spacing:.025em}
.engine-slogan{font-family:var(--serif);font-size:23px;line-height:1.5;color:var(--gold);font-weight:500;margin:0 0 24px}
.engine-slogan em{display:block;margin-top:5px;font-family:var(--en-serif);font-size:23px;font-style:normal;font-weight:400;letter-spacing:0}
.engine-hero-lead{max-width:610px;font-size:16px;line-height:1.9;color:var(--body);margin:0 0 28px}
.hero-actions{display:flex;flex-wrap:wrap;align-items:center;gap:20px}
.engine-local-note{margin:22px 0 0;color:var(--gold);font:13px/1.8 var(--ui)}
.engine-core{min-width:0;background:var(--surface);border:1px solid var(--line);box-shadow:0 16px 40px #112d3c08}
.core-topbar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;padding:17px 22px;background:var(--sea);color:var(--cream);font:11px/1.7 var(--ui);letter-spacing:.08em}
.core-status{display:flex;align-items:center;gap:7px;color:#ddc79d}
.core-status::before{content:"";height:5px;width:5px;border-radius:50%;background:currentColor}
.core-body{padding:6px 22px}
.core-line{padding:20px 0;border-bottom:1px solid var(--line);display:grid;grid-template-columns:74px minmax(0,1fr);gap:5px 12px;align-items:baseline}
.core-line:last-child{border-bottom:0}
.core-line small{font:10px/1.8 var(--ui);letter-spacing:.06em;color:var(--gold);grid-row:1/3}
.core-line strong{font:500 20px/1.6 var(--serif)}
.core-line>span{font:10px/1.8 var(--ui);color:var(--body);letter-spacing:.055em}
.core-line.active strong{color:var(--gold)}
.core-route{height:35px;display:flex;align-items:center;justify-content:space-between;padding:0 27px;background:linear-gradient(var(--line),var(--line)) center/ calc(100% - 55px) 1px no-repeat}
.core-route i{height:5px;width:5px;border-radius:50%;background:var(--line)}
.core-route i:nth-child(4){height:7px;width:7px;background:var(--gold)}
.core-footer{display:flex;flex-wrap:wrap;gap:6px 16px;padding:15px 22px;border-top:1px solid var(--line);font:10px/1.7 var(--ui);letter-spacing:.05em;color:var(--body)}
.engine-index{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border-top:1px solid var(--line);border-bottom:1px solid var(--line);font:14px/1.8 var(--ui)}
.engine-index a{display:flex;justify-content:space-between;gap:12px;padding:18px 20px;color:var(--ink);border-right:1px solid var(--line)}
.engine-index a:first-child{padding-left:0}.engine-index a:last-child{border-right:0}
.engine-index a span{color:var(--gold)}
.engine-page main>.section{width:calc(100% - 80px);max-width:var(--width);margin-inline:auto;padding:76px 0;border:0;border-bottom:1px solid var(--line)}
.engine-thesis-grid,.engine-section-heading,.engine-page .evidence,.engine-page .local-model,.engine-page .boundaries{display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);gap:70px;align-items:start}
.engine-page .engine-thesis-grid h2,.engine-page .engine-section-heading h2,.engine-page .evidence h2,.engine-page .local-model h2,.engine-page .boundaries h2{margin:0}
.engine-thesis-grid>p,.engine-section-heading>p,.evidence-copy>p,.local-model-copy>p,.boundaries-copy>p{font-size:16px;line-height:1.9;color:var(--body);margin:0}
.engine-section-heading{margin-bottom:38px}
.capability-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:28px}
.capability-grid article{border-top:1px solid var(--line);padding:22px 0 0}
.capability-grid article>span{font:400 38px/1.1 var(--en-serif);color:var(--gold)}
.capability-grid h3{font-size:22px;line-height:1.5;margin:18px 0 14px}
.capability-grid p{margin:0;color:var(--body);font-size:15px;line-height:1.85}
.engine-workflow{padding:76px 0;background:var(--sea);color:var(--cream)}
.engine-workflow .section-kicker{color:#ddc79d}
.engine-workflow .engine-section-heading p{color:var(--sea-body)}
.workflow-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:26px;list-style:none;padding:0;margin:0}
.workflow-grid li{border-top:1px solid #f4efe33d;padding-top:22px}
.workflow-grid li>span{display:block;font:400 44px/1.1 var(--en-serif);color:#ddc79d;margin-bottom:20px}
.workflow-grid strong{display:block;font:500 22px/1.5 var(--serif)}
.workflow-grid p{color:var(--sea-body);font-size:15px;line-height:1.85;margin:12px 0 0}
.workflow-route{display:flex;align-items:center;flex-wrap:wrap;gap:12px 18px;margin-top:38px;padding-top:25px;border-top:1px solid #f4efe33d;font:12px/1.8 var(--ui);color:var(--sea-body)}
.workflow-route i{font-style:normal;color:#ddc79d}
.evidence-copy>p{margin-top:24px}.engine-page .evidence-copy .evidence-note{font:12px/1.8 var(--ui);color:var(--gold);margin-top:18px}
.evidence-panel{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));background:var(--surface);border:1px solid var(--line)}
.evidence-panel>div{display:flex;flex-direction:column;gap:12px;padding:26px;border-bottom:1px solid var(--line);min-width:0}
.evidence-panel>div:nth-child(odd){border-right:1px solid var(--line)}
.evidence-panel>div:nth-last-child(-n+2){border-bottom:0}
.evidence-panel small{font:10px/1.8 var(--ui);color:var(--gold);letter-spacing:.08em}
.evidence-panel strong{font:500 22px/1.5 var(--serif)}
.evidence-panel span{font-size:14px;line-height:1.8;color:var(--body)}
.local-model-diagram{display:grid;grid-template-columns:1fr;gap:12px}
.local-box{padding:28px;border:1px solid var(--line);background:var(--surface)}
.local-box.private{background:var(--sea);color:var(--cream);border-color:var(--sea)}
.local-box>span{display:block;color:var(--gold);font:11px/1.7 var(--ui);letter-spacing:.08em;margin-bottom:12px}
.local-box.private>span{color:#ddc79d}
.local-box strong{font:500 24px/1.5 var(--serif)}
.local-box p{margin:12px 0 0;font-size:14px;line-height:1.8;color:var(--body)}
.local-box.private p{color:var(--sea-body)}
.local-arrow{text-align:center;font:22px/1.4 var(--ui);color:var(--gold);transform:rotate(90deg)}
.local-model-copy>p,.boundaries-copy>p{margin-top:24px}
.boundary-list{padding:0;margin:0;list-style:none}
.boundary-list li{display:grid;grid-template-columns:40px minmax(0,1fr);gap:16px;border-top:1px solid var(--line);padding:20px 0}
.boundary-list li:last-child{padding-bottom:0}
.boundary-list span{font:400 30px/1.25 var(--en-serif);color:var(--gold)}
.boundary-list p{font-size:15px;line-height:1.85;color:var(--body);margin:0}
.engine-page main>.engine-contact{width:100%;max-width:none;background:var(--sea);color:var(--cream);padding:72px 0;border:0}
.engine-contact-inner{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,.7fr);gap:80px;align-items:start}
.engine-contact .section-kicker{color:#ddc79d}
.engine-contact h2{margin:0;font-size:clamp(30px,3.5vw,44px);line-height:1.4}
.engine-contact p{font-size:16px;line-height:1.9;color:var(--sea-body);margin:22px 0 0;max-width:640px}
.engine-contact-details{display:flex;flex-direction:column;align-items:flex-start;border-left:1px solid #f4efe33d;padding-left:38px;gap:16px}
.engine-contact-details .eyebrow{color:#ddc79d;margin:0}
.engine-contact-details strong{font:500 28px/1.3 var(--ui);letter-spacing:.02em}
.engine-contact .text-link,.engine-email{color:var(--cream)}
.engine-email{font:13px/1.7 var(--ui);overflow-wrap:anywhere}
.engine-related{display:flex;flex-wrap:wrap;gap:16px 28px;margin-top:46px;padding-top:24px;border-top:1px solid #f4efe33d;font:13px/1.8 var(--ui);color:var(--sea-body)}
.engine-related a:hover,.engine-related a:focus-visible{color:var(--cream)}
.engine-page :is(a,button):focus-visible{outline:2px solid var(--gold);outline-offset:5px}
@media(max-width:1100px){
  .engine-hero{gap:36px}.engine-hero h1>span{font-size:64px}
  .engine-page main>.section{width:calc(100% - 64px)}
  .engine-thesis-grid,.engine-section-heading,.engine-page .evidence,.engine-page .local-model,.engine-page .boundaries{gap:40px}
  .capability-grid{gap:22px}.core-line strong{font-size:18px}.core-topbar{padding:16px 18px}
  .workflow-grid{gap:20px}.engine-contact-inner{gap:40px}
}
@media(max-width:820px){
  .engine-hero{grid-template-columns:1fr;gap:34px;padding-block:36px 42px}
  .engine-hero h1>span{font-size:62px}.engine-hero-lead{max-width:none}
  .engine-page main>.section{padding:56px 0}
  .engine-thesis-grid,.engine-section-heading,.engine-page .evidence,.engine-page .local-model,.engine-page .boundaries{grid-template-columns:1fr;gap:26px}
  .engine-page .local-model .local-model-copy{grid-row:1}
  .capability-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px}
  .engine-workflow{padding:56px 0}.workflow-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}
  .workflow-grid li:last-child{grid-column:1/-1}
  .engine-contact-inner{grid-template-columns:1fr;gap:32px}
  .engine-contact-details{padding:26px 0 0;border-left:0;border-top:1px solid #f4efe33d}
  .engine-page main>.engine-contact{width:100%;padding:56px 0}
}
@media(max-width:580px){
  .engine-breadcrumbs{padding-top:20px;font-size:12px}
  .engine-hero{padding-block:28px 36px;gap:30px}.engine-hero .eyebrow{font-size:10px;margin-bottom:18px}
  .engine-hero h1>span{font-size:48px}.engine-hero h1 small{font-size:25px;margin-top:12px}
  .engine-slogan,.engine-slogan em{font-size:21px}.engine-hero-lead{font-size:15px}
  .engine-page h2{font-size:29px}.hero-actions{gap:18px}
  .engine-core .core-topbar{font-size:10px;padding:15px 18px}.core-body{padding:4px 18px}
  .core-line{grid-template-columns:62px minmax(0,1fr);gap:5px 8px;padding:18px 0}
  .core-line strong{font-size:18px}.core-line small{font-size:9px}.core-line>span{font-size:9px;letter-spacing:.03em}
  .core-footer{font-size:9px;padding:14px 18px;gap:5px 10px}
  .engine-index{grid-template-columns:repeat(2,minmax(0,1fr));font-size:13px}
  .engine-index a{padding:15px 16px}.engine-index a:first-child,.engine-index a:nth-child(3){padding-left:0}
  .engine-index a:nth-child(2){border-right:0}.engine-index a:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .engine-page main>.section{width:calc(100% - 40px);padding:44px 0}
  .engine-page .section-kicker{font-size:11px;margin-bottom:18px}
  .engine-thesis-grid>p,.engine-section-heading>p,.evidence-copy>p,.local-model-copy>p,.boundaries-copy>p{font-size:15px}
  .engine-section-heading{margin-bottom:28px}.capability-grid{grid-template-columns:1fr;gap:26px}
  .capability-grid article{display:grid;grid-template-columns:42px minmax(0,1fr);gap:8px 16px;padding-top:20px}
  .capability-grid article>span{grid-row:1/3;font-size:34px}.capability-grid h3{font-size:22px;margin:0}.capability-grid p{grid-column:2}
  .engine-workflow{padding:44px 0}.workflow-grid{grid-template-columns:1fr;gap:0}
  .workflow-grid li{display:grid;grid-template-columns:42px minmax(0,1fr);gap:8px 16px;padding:22px 0}
  .workflow-grid li>span{grid-row:1/3;font-size:36px;margin:0}.workflow-grid p{grid-column:2;margin:0}
  .workflow-route{gap:8px 12px;margin-top:10px;padding-top:22px;font-size:11px}
  .evidence-panel>div{padding:20px 16px;gap:10px}.evidence-panel strong{font-size:19px;overflow-wrap:anywhere}
  .evidence-panel small{font-size:9px;letter-spacing:.035em}.evidence-panel span{font-size:13px}
  .local-box{padding:24px}.local-box strong{font-size:22px}
  .boundary-list li{grid-template-columns:34px minmax(0,1fr);gap:12px;padding:18px 0}
  .engine-page main>.engine-contact{width:100%;padding:44px 0}.engine-contact h2{font-size:29px}
  .engine-contact-details strong{font-size:26px}.engine-contact p{font-size:15px}
  .engine-related{margin-top:32px;gap:12px 24px}
}
@media(prefers-reduced-motion:reduce){.engine-page{scroll-behavior:auto}.engine-page *{scroll-behavior:auto}}