:root{
  --navy:#081b2b;--navy2:#0d2b43;--ink:#142033;--slate:#526171;--muted:#6e7b88;
  --blue:#2b77d1;--bronze:#b8702f;--bronze2:#d7a46a;--line:#d8e0e7;--line-dark:rgba(255,255,255,.15);
  --paper:#ffffff;--ivory:#faf9f6;--mist:#f3f6f8;--stone:#eef1f3;--max:1240px;
  --serif:Georgia,"Times New Roman",serif;--sans:Inter,"Segoe UI",Arial,sans-serif;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);line-height:1.55}body.menu-open{overflow:hidden}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}button,input,textarea,select{font:inherit}.wrap{width:min(100% - 64px,var(--max));margin:auto}.topbar{position:sticky;top:0;z-index:50;background:rgba(8,27,43,.98);border-bottom:1px solid var(--line-dark);backdrop-filter:blur(12px)}.nav{height:72px;display:flex;align-items:center;gap:30px}.brandmark{flex:0 0 126px;width:126px}.brandmark img{width:126px;height:auto;max-height:42px;object-fit:contain;object-position:left center}.links{margin-left:auto;display:flex;align-items:center;gap:25px;font-size:13px;color:#dfe7ec;white-space:nowrap}.links a:not(.btn){padding:26px 0 23px;border-bottom:2px solid transparent}.links a:not(.btn):hover,.links a.active{color:#fff;border-bottom-color:var(--bronze2)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:44px;padding:11px 19px;background:var(--navy2);color:#fff;border:1px solid var(--navy2);border-radius:4px;font-size:14px;font-weight:700;transition:.18s}.topbar .btn{background:var(--bronze);border-color:var(--bronze);color:#fff;min-height:40px;padding:9px 16px}.btn:hover{transform:translateY(-1px)}.btn.alt{background:transparent;color:var(--navy);border-color:#aeb9c2}.btn.light{background:#fff;color:var(--navy);border-color:#fff}.mobile-toggle{display:none;margin-left:auto;border:0;background:transparent;color:#fff;font-size:30px;line-height:1;cursor:pointer}.mobile-menu{display:none}
.eyebrow{display:flex;align-items:center;gap:14px;color:var(--bronze);font-weight:800;font-size:12px;text-transform:uppercase;letter-spacing:.16em;margin-bottom:20px}.eyebrow:before{content:"";width:30px;border-top:1px solid currentColor}.hero{background:var(--mist);border-bottom:1px solid var(--line)}.hero-grid{min-height:650px;display:grid;grid-template-columns:1.03fr .97fr;gap:70px;align-items:center;padding:76px 0}.hero h1,.pagehero h1{font-family:var(--serif);font-weight:400;color:#13233a;letter-spacing:-.035em;line-height:1.02;margin:0}.hero h1{font-size:clamp(54px,5.4vw,80px)}.hero p,.pagehero p{color:var(--slate);font-size:19px;line-height:1.65;max-width:650px}.actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}.hero-photo{position:relative;overflow:hidden;aspect-ratio:16/13;border:1px solid #cad4dc;background:#dfe6eb}.hero-photo img{width:100%;height:100%;object-fit:cover}.hero-photo:after{content:"";position:absolute;inset:0;box-shadow:inset 0 0 0 1px rgba(255,255,255,.3);pointer-events:none}.proof-rail{margin-top:46px;display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid #c9d2da;border-bottom:1px solid #c9d2da}.proof-rail div{padding:22px 20px 22px 0;border-right:1px solid #c9d2da}.proof-rail div:last-child{border-right:0;padding-left:20px}.proof-rail div+div{padding-left:20px}.proof-rail strong{display:block;color:var(--blue);text-transform:uppercase;letter-spacing:.12em;font-size:11px;margin-bottom:6px}.proof-rail span{font-size:14px;color:var(--slate)}
.sector-strip{border-bottom:1px solid var(--line);background:#fff}.sector-row{display:grid;grid-template-columns:1.5fr repeat(5,1fr);align-items:center;min-height:88px}.sector-row>*{padding:0 18px;border-right:1px solid var(--line);font-size:12px;text-transform:uppercase;letter-spacing:.09em;color:#536171;font-weight:700}.sector-row>*:first-child{padding-left:0;color:var(--ink);text-transform:none;letter-spacing:0;font-size:13px}.sector-row>*:last-child{border-right:0}
.section{padding:100px 0}.section.ivory{background:var(--ivory)}.section.mist{background:var(--mist)}.section.navy{background:var(--navy);color:#fff}.section.navy h2,.section.navy h3{color:#fff}.section.navy p{color:#c6d1d9}.section-head{display:grid;grid-template-columns:1.15fr .85fr;gap:60px;align-items:end;margin-bottom:48px}.section h2{font-family:var(--serif);font-size:clamp(38px,4vw,56px);line-height:1.08;font-weight:400;color:#13233a;letter-spacing:-.03em;margin:0}.section h3{color:#13233a}.lede{font-size:18px;color:var(--slate);max-width:720px}.architecture{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.architecture .pillar{padding:34px 34px 38px 0;border-right:1px solid var(--line);min-height:230px}.architecture .pillar:nth-child(2),.architecture .pillar:nth-child(3){padding-left:34px}.architecture .pillar:last-child{border-right:0}.index{display:inline-block;color:var(--blue);font-size:12px;font-weight:800;letter-spacing:.14em;margin-bottom:28px}.architecture h3{font-size:24px;line-height:1.18;margin:0 0 14px}.architecture p{font-size:14px;color:var(--slate)}.text-link{display:inline-flex;gap:8px;margin-top:18px;font-size:13px;font-weight:800;color:var(--navy2)}
.pipeline{display:grid;grid-template-columns:repeat(5,1fr);position:relative;margin-top:54px}.pipeline:before{content:"";position:absolute;top:23px;left:9%;right:9%;border-top:1px solid rgba(255,255,255,.35)}.node{text-align:center;position:relative;padding:0 18px}.node-dot{position:relative;z-index:2;width:46px;height:46px;margin:0 auto 18px;border:1px solid var(--bronze2);border-radius:50%;display:grid;place-items:center;background:var(--navy);color:var(--bronze2);font-size:12px;font-weight:800}.node h3{font-size:16px;margin:0 0 8px}.node p{font-size:13px}.node.air .node-dot{background:#fff;color:var(--navy);box-shadow:0 0 0 7px rgba(43,119,209,.18)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:72px;align-items:center}.editorial-photo{aspect-ratio:16/11;overflow:hidden;border:1px solid var(--line)}.editorial-photo img{width:100%;height:100%;object-fit:cover}.air-window{border:1px solid #bdc9d3;background:#fff;box-shadow:0 20px 48px rgba(8,27,43,.08)}.window-head{height:54px;border-bottom:1px solid var(--line);display:flex;align-items:center;padding:0 20px;gap:10px;color:#536171;text-transform:uppercase;font-size:11px;letter-spacing:.15em;font-weight:800}.window-dots{display:flex;gap:7px}.window-dots i{width:10px;height:10px;border-radius:50%;background:#d6dde3}.air-body{padding:36px;display:grid;grid-template-columns:.75fr 1.25fr;gap:40px}.score-label{font-size:11px;text-transform:uppercase;letter-spacing:.14em;font-weight:800;color:#64727f}.score{font-family:var(--serif);font-size:86px;line-height:1;color:#13233a;margin:10px 0}.score-note{font-size:13px;color:var(--slate)}.metric{margin-bottom:22px}.metric-head{display:flex;justify-content:space-between;gap:20px;font-size:14px}.track{height:8px;background:#e7edf2;margin-top:9px}.track span{display:block;height:100%;background:var(--blue)}.air-caption{margin-top:14px;font-size:12px;color:var(--muted)}.annotation{border-left:3px solid var(--bronze);background:#fff9f2;padding:20px 24px;margin-top:30px}.annotation strong{display:block;color:var(--bronze);text-transform:uppercase;letter-spacing:.12em;font-size:11px;margin-bottom:8px}
.pagehero{background:var(--mist);border-bottom:1px solid var(--line)}.pagehero-grid{min-height:510px;display:grid;grid-template-columns:1.1fr .9fr;gap:64px;align-items:center;padding:72px 0}.pagehero h1{font-size:clamp(48px,5vw,70px)}.pagehero .editorial-photo{max-height:390px}.scope-matrix{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}.scope-cell{padding:30px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);min-height:205px}.scope-cell .meta{font-size:11px;text-transform:uppercase;letter-spacing:.12em;color:var(--blue);font-weight:800}.scope-cell h3{font-size:22px;margin:12px 0 10px}.scope-cell p{font-size:14px;color:var(--slate)}.decision-grid{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.decision-grid>div{padding:32px;border-right:1px solid var(--line)}.decision-grid>div:last-child{border-right:0}.decision-grid h3{font-size:20px;margin-top:0}.decision-grid p{font-size:14px;color:var(--slate)}
.academy-flow{display:grid;grid-template-columns:repeat(5,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.academy-stage{padding:34px 24px;border-right:1px solid var(--line);min-height:220px}.academy-stage:last-child{border-right:0}.academy-stage .n{font-family:var(--serif);font-size:34px;color:var(--bronze);margin-bottom:25px}.academy-stage h3{margin:0 0 10px}.academy-stage p{font-size:13px;color:var(--slate)}.pathways{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line);border-left:1px solid var(--line)}.pathway{padding:36px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}.pathway h3{margin-top:0}.pathway ul{margin:18px 0 0;padding:0;list-style:none}.pathway li{padding:8px 0;border-top:1px solid #e4e9ed;color:var(--slate);font-size:14px}
.capability-matrix{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--line)}.cap-col{padding:42px}.cap-col+ .cap-col{border-left:1px solid var(--line)}.cap-col h3{font-family:var(--serif);font-size:34px;font-weight:400;margin:0 0 28px}.cap-row{padding:18px 0;border-top:1px solid var(--line)}.cap-row strong{display:block;margin-bottom:6px}.cap-row span{font-size:14px;color:var(--slate)}
.assessment-layers{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.assessment-layer{padding:36px;border-right:1px solid var(--line)}.assessment-layer:last-child{border-right:0}.assessment-layer small{color:var(--blue);font-weight:800;text-transform:uppercase;letter-spacing:.12em}.assessment-layer h3{font-family:var(--serif);font-size:30px;font-weight:400;margin:10px 0}.assessment-layer p{font-size:14px;color:var(--slate)}.air-journey{display:grid;grid-template-columns:repeat(5,1fr);border-top:1px solid var(--line-dark);border-bottom:1px solid var(--line-dark)}.air-journey>div{padding:30px 22px;border-right:1px solid var(--line-dark)}.air-journey>div:last-child{border-right:0}.air-journey strong{display:block;color:#fff;margin-bottom:8px}.air-journey span{font-size:13px;color:#bdcbd5}
.case-list{border-top:1px solid var(--line)}.case-row{display:grid;grid-template-columns:.7fr 1.3fr;gap:60px;padding:54px 0;border-bottom:1px solid var(--line)}.case-meta{font-size:12px;color:var(--blue);font-weight:800;text-transform:uppercase;letter-spacing:.1em}.case-row h3{font-family:var(--serif);font-size:38px;font-weight:400;line-height:1.1;margin:10px 0 18px}.case-facts{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}.case-facts strong{display:block;font-size:11px;text-transform:uppercase;letter-spacing:.1em;color:var(--bronze);margin-bottom:7px}.case-facts p{font-size:14px;color:var(--slate);margin:0}.evidence-note{font-size:12px;color:var(--muted);margin-top:20px}
.about-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:70px;align-items:start}.portrait{aspect-ratio:4/5;overflow:hidden}.portrait img{width:100%;height:100%;object-fit:cover}.lineage{border-top:1px solid var(--line)}.lineage-row{display:grid;grid-template-columns:150px 1fr;padding:22px 0;border-bottom:1px solid var(--line)}.lineage-row strong{color:var(--blue);font-size:12px;text-transform:uppercase;letter-spacing:.1em}.credentials{display:flex;flex-wrap:wrap;border-top:1px solid var(--line);border-left:1px solid var(--line);margin-top:28px}.credential{flex:1 1 200px;padding:20px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);font-size:13px;color:var(--slate)}
.contact-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:80px;align-items:start}.contact-routes{border-top:1px solid var(--line);margin-top:36px}.route{padding:18px 0;border-bottom:1px solid var(--line)}.route strong{display:block}.route span{font-size:13px;color:var(--slate)}.form{display:grid;grid-template-columns:1fr 1fr;gap:18px}.form label{font-size:12px;font-weight:800;color:#526171}.form .full{grid-column:1/-1}.form input,.form textarea,.form select{width:100%;margin-top:7px;padding:13px;border:1px solid #bdc9d3;background:#fff;border-radius:2px;color:var(--ink)}.form textarea{min-height:150px;resize:vertical}.form button{grid-column:1/-1;justify-self:start}
.cta-band{background:var(--navy);color:#fff;padding:68px 0}.cta-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:50px;align-items:center}.cta-band h2{font-family:var(--serif);font-size:42px;font-weight:400;margin:0}.cta-band p{color:#bdcbd5}.cta-actions{display:flex;justify-content:flex-end;gap:12px;flex-wrap:wrap}
.footer{background:#071725;color:#c4d0d8;padding:52px 0 22px;border-top:1px solid rgba(255,255,255,.08)}.footer-grid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:45px}.footer-logo{width:118px;height:auto;max-height:38px;object-fit:contain}.footer p{font-size:13px;color:#9daeb9}.footer h4{font-size:12px;text-transform:uppercase;letter-spacing:.12em;color:#fff;margin:0 0 16px}.footer a{display:block;font-size:13px;margin:9px 0}.copyright{border-top:1px solid #243848;margin-top:38px;padding-top:18px;font-size:11px;color:#8fa0aa}.build-marker{color:var(--bronze2);font-weight:800;margin-left:10px}
@media(max-width:1050px){.wrap{width:min(100% - 46px,var(--max))}.links{gap:16px;font-size:12px}.brandmark,.brandmark img{width:116px;flex-basis:116px}.hero-grid{gap:42px}.hero h1{font-size:58px}.scope-matrix{grid-template-columns:repeat(2,1fr)}.academy-flow{grid-template-columns:repeat(3,1fr)}.academy-stage:nth-child(3){border-right:0}.academy-stage:nth-child(-n+3){border-bottom:1px solid var(--line)}.sector-row{grid-template-columns:1.5fr repeat(3,1fr)}.sector-row>*:nth-child(5),.sector-row>*:nth-child(6){display:none}}
@media(max-width:820px){.links{display:none}.mobile-toggle{display:block}.mobile-menu{position:fixed;top:64px;left:0;right:0;bottom:0;background:var(--navy);padding:34px 28px;flex-direction:column;gap:8px;overflow:auto}.mobile-menu.open{display:flex}.mobile-menu a{color:#fff;font-family:var(--serif);font-size:27px;padding:14px 0;border-bottom:1px solid var(--line-dark)}.nav{height:64px}.hero-grid,.pagehero-grid,.split,.section-head,.about-grid,.contact-layout,.case-row,.cta-grid{grid-template-columns:1fr}.hero-grid{padding:60px 0;min-height:0}.hero h1,.pagehero h1{font-size:54px}.hero-photo{max-width:680px}.proof-rail{margin-top:34px}.architecture,.assessment-layers{grid-template-columns:1fr}.architecture .pillar,.architecture .pillar:nth-child(2),.architecture .pillar:nth-child(3),.assessment-layer{padding:28px 0;border-right:0;border-bottom:1px solid var(--line)}.architecture .pillar:last-child,.assessment-layer:last-child{border-bottom:0}.pipeline{grid-template-columns:1fr;margin-top:35px}.pipeline:before{left:22px;right:auto;top:23px;bottom:23px;border-top:0;border-left:1px solid rgba(255,255,255,.3)}.node{text-align:left;padding:0 0 28px 72px;min-height:85px}.node-dot{position:absolute;left:0;top:0}.air-body{grid-template-columns:1fr}.academy-flow{grid-template-columns:1fr}.academy-stage{border-right:0;border-bottom:1px solid var(--line);min-height:auto}.academy-stage:nth-child(3){border-right:0}.capability-matrix,.pathways{grid-template-columns:1fr}.cap-col+.cap-col{border-left:0;border-top:1px solid var(--line)}.case-facts{grid-template-columns:1fr}.case-row{gap:24px}.cta-actions{justify-content:flex-start}.footer-grid{grid-template-columns:1fr 1fr}.sector-row{grid-template-columns:1.4fr 1fr 1fr}.sector-row>*:nth-child(4),.sector-row>*:nth-child(5),.sector-row>*:nth-child(6){display:none}.form{grid-template-columns:1fr}.form .full,.form button{grid-column:auto}}
@media(max-width:560px){.wrap{width:min(100% - 36px,var(--max))}.brandmark,.brandmark img{width:108px;flex-basis:108px}.nav{height:56px}.mobile-menu{top:56px}.hero-grid{padding:45px 0}.hero h1,.pagehero h1{font-size:43px}.hero p,.pagehero p,.lede{font-size:17px}.actions{flex-direction:column;align-items:stretch}.actions .btn{width:100%}.proof-rail{grid-template-columns:1fr}.proof-rail div,.proof-rail div+div,.proof-rail div:last-child{padding:15px 0;border-right:0;border-bottom:1px solid #c9d2da}.proof-rail div:last-child{border-bottom:0}.sector-row{grid-template-columns:1fr 1fr}.sector-row>*{padding:14px 12px}.sector-row>*:first-child{grid-column:1/-1;border-right:0;border-bottom:1px solid var(--line);padding-left:0}.sector-row>*:nth-child(n+4){display:none}.section{padding:72px 0}.section h2{font-size:38px}.architecture h3{font-size:22px}.scope-matrix{grid-template-columns:1fr}.decision-grid{grid-template-columns:1fr}.decision-grid>div{border-right:0;border-bottom:1px solid var(--line)}.decision-grid>div:last-child{border-bottom:0}.air-body{padding:22px}.score{font-size:70px}.academy-flow{grid-template-columns:1fr}.cap-col{padding:28px}.lineage-row{grid-template-columns:1fr;gap:7px}.footer-grid{grid-template-columns:1fr}.cta-band h2{font-size:35px}.cta-actions{flex-direction:column}.cta-actions .btn{width:100%}}

/* B3.1 HOW WE WORK */
.section.tighter{padding-top:68px;padding-bottom:68px}
.compact-section{padding-top:54px!important;padding-bottom:54px!important}
.editorial-intro{display:grid;grid-template-columns:.9fr 1.1fr;gap:70px;align-items:end;margin-bottom:34px}
.editorial-intro h2{margin-bottom:0}
.editorial-intro .lede{margin:0}
.exhibit{background:#fff;border:1px solid var(--line);overflow:hidden}
.exhibit img{display:block;width:100%;height:auto}
.method-hero-note{align-self:center;border-left:1px solid #c8d1d9;padding:12px 0 12px 34px;max-width:480px}
.method-hero-note .index{color:var(--blue);font-size:11px;font-weight:800;letter-spacing:.14em}
.method-hero-note h3{font-family:var(--serif);font-size:34px;font-weight:400;line-height:1.1;margin:14px 0}
.method-hero-note p{font-size:16px;line-height:1.65;margin:0}
.method-principles{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.method-principles>div{padding:6px 30px;border-right:1px solid var(--line-dark)}
.method-principles>div:first-child{padding-left:0}
.method-principles>div:last-child{border-right:0}
.method-principles .index{display:block;color:var(--bronze2);font-size:11px;font-weight:800;letter-spacing:.14em;margin-bottom:12px}
.method-principles h3{color:#fff;margin:0 0 9px}
.method-principles p{color:#b8c5ce;font-size:14px;line-height:1.55;margin:0}
.method-teaser{border-top:1px solid var(--line)}
.compact-split{align-items:center}
.mini-method{display:flex;align-items:center;justify-content:center;gap:10px;flex-wrap:wrap;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:28px 0}
.mini-method span{font-weight:700;color:var(--navy)}
.mini-method b{font-weight:400;color:var(--bronze)}
@media(max-width:1180px){
  .links{gap:17px;font-size:12px}
  .topbar .btn{padding-left:13px;padding-right:13px}
}
@media(max-width:1050px){
  .links{gap:12px;font-size:11px}
}
@media(max-width:820px){
  .editorial-intro{grid-template-columns:1fr;gap:18px;margin-bottom:26px}
  .section.tighter{padding-top:50px;padding-bottom:50px}
  .method-principles{grid-template-columns:1fr 1fr;gap:0}
  .method-principles>div{padding:22px;border-right:1px solid var(--line-dark);border-bottom:1px solid var(--line-dark)}
  .method-principles>div:nth-child(2n){border-right:0}
  .method-principles>div:first-child{padding-left:22px}
}
@media(max-width:520px){
  .method-principles{grid-template-columns:1fr}
  .method-principles>div{border-right:0!important}
  .method-hero-note{padding-left:22px}
  .method-hero-note h3{font-size:28px}
}


/* B3.2 TRAINING + CASE EVIDENCE */
.accordions{border-top:1px solid var(--line)}
.accordions details{border-bottom:1px solid var(--line)}
.accordions summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:30px;padding:24px 0;color:var(--navy)}
.accordions summary::-webkit-details-marker{display:none}
.accordions summary:after{content:"+";font-size:26px;font-weight:300;line-height:1;color:var(--blue);margin-left:auto}
.accordions details[open] summary:after{content:"–"}
.accordions summary>span{display:flex;align-items:center;gap:18px;font-size:18px;font-weight:700}
.accordions summary>span>b{font-size:11px;letter-spacing:.13em;color:var(--bronze);min-width:26px}
.accordions summary>em{font-style:normal;color:var(--muted);font-size:13px;margin-left:auto}
.accordion-body{padding:0 0 28px 44px;max-width:1050px}
.accordion-body>p{margin-top:0;max-width:850px}
.title-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));border-top:1px solid var(--line);margin-top:20px}
.title-grid span{padding:14px 14px 14px 0;border-bottom:1px solid var(--line);font-weight:650;color:var(--navy)}
.title-grid span:nth-child(odd){border-right:1px solid var(--line);padding-right:24px}
.title-grid span:nth-child(even){padding-left:24px}
.inquiry-strip{margin-top:34px;border-top:1px solid var(--navy);border-bottom:1px solid var(--navy);padding:24px 0;display:flex;align-items:center;justify-content:space-between;gap:28px}
.inquiry-strip div{display:flex;flex-direction:column;gap:4px}
.inquiry-strip span{color:var(--muted);font-size:14px}
.proof-grid.four{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.proof-grid.four>div{padding:24px 26px;border-right:1px solid var(--line)}
.proof-grid.four>div:first-child{padding-left:0}.proof-grid.four>div:last-child{border-right:0}
.proof-grid.four strong{display:block;color:var(--navy);font-size:17px;margin-bottom:8px}.proof-grid.four span{font-size:14px;line-height:1.55;color:var(--muted)}
.invert-intro h2,.invert-intro .lede{color:#fff}.invert-intro .lede{opacity:.82}
.ghost-light{border-color:rgba(255,255,255,.45)!important;color:#fff!important;background:transparent!important}
.case-filter-row{display:flex;flex-wrap:wrap;gap:9px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:18px 0}
.case-filter-row span{font-size:12px;font-weight:700;letter-spacing:.04em;color:var(--navy);padding:7px 10px;background:var(--mist)}
.case-summary-brand{display:grid!important;grid-template-columns:150px 1fr;gap:24px!important;align-items:center!important}
.case-summary-brand i{font-style:normal;font-size:12px;font-weight:850;letter-spacing:.05em;color:var(--navy);border-right:1px solid var(--line);padding-right:20px;min-height:34px;display:flex;align-items:center}
.case-summary-brand>span{display:flex;flex-direction:column;gap:5px}.case-summary-brand small{font-weight:500;color:var(--muted)}
.case-detail{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px 42px;padding-left:174px!important}
.case-detail strong{display:block;color:var(--navy);font-size:12px;text-transform:uppercase;letter-spacing:.1em;margin-bottom:7px}.case-detail p{margin:0;color:var(--muted);line-height:1.6}
.compact-cases summary>span{font-size:16px;font-weight:500}.compact-cases .accordion-body{padding-left:0;max-width:850px}.compact-cases .accordion-body p{color:var(--muted)}
.logo-slot{min-height:220px;border:1px dashed #aeb9c2;display:flex;align-items:center;justify-content:center;background:var(--mist)}
.logo-slot span{font-size:11px;font-weight:800;letter-spacing:.14em;color:#7b8790}
@media(max-width:900px){
 .title-grid{grid-template-columns:1fr}.title-grid span:nth-child(odd){border-right:0;padding-right:0}.title-grid span:nth-child(even){padding-left:0}
 .proof-grid.four{grid-template-columns:1fr 1fr}.proof-grid.four>div{border-bottom:1px solid var(--line)}.proof-grid.four>div:nth-child(2n){border-right:0}
 .case-summary-brand{grid-template-columns:105px 1fr}.case-detail{padding-left:129px!important;grid-template-columns:1fr}.accordions summary>em{display:none}
}
@media(max-width:620px){
 .accordions summary{padding:20px 0;align-items:flex-start}.accordions summary>span{font-size:16px;gap:10px}.accordion-body{padding-left:0}
 .inquiry-strip{align-items:flex-start;flex-direction:column}.proof-grid.four{grid-template-columns:1fr}.proof-grid.four>div{border-right:0;padding-left:0}
 .case-summary-brand{display:flex!important;flex-direction:column;align-items:flex-start!important;gap:10px!important}.case-summary-brand i{border-right:0;border-bottom:1px solid var(--line);padding:0 0 8px;min-height:0}.case-detail{padding-left:0!important}
}


/* B3.3 CLIENT PROOF + CASE STUDY LOGOS */
.case-summary-brand{grid-template-columns:150px 1fr}
.case-logo{height:72px;border-right:1px solid var(--line);padding-right:20px;display:flex;align-items:center;justify-content:center;overflow:hidden;background:#fff}
.case-logo img{display:block;width:100%;height:100%;object-fit:contain;object-position:center}
.client-wall{background:#fff;border:1px solid var(--line);padding:0;overflow:hidden}
.client-wall img{display:block;width:100%;height:auto}
.home-wall{max-height:590px;overflow:hidden}
.proof-actions{display:flex;gap:32px;align-items:center;justify-content:flex-end;margin-top:22px}
.client-proof-home{border-top:1px solid var(--line)}
@media(max-width:900px){.case-summary-brand{grid-template-columns:110px 1fr}.case-logo{height:62px;padding-right:12px}.proof-actions{justify-content:flex-start;flex-wrap:wrap}}
@media(max-width:620px){.case-logo{width:150px;height:70px;border-right:0;border-bottom:1px solid var(--line);padding:0 0 8px}.home-wall{max-height:none}.proof-actions{flex-direction:column;align-items:flex-start;gap:12px}}

/* B3.4 AI TRAINING CONTENT EXPANSION */
.audience-grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.audience-grid>div{padding:28px 26px;border-right:1px solid var(--line)}
.audience-grid>div:first-child{padding-left:0}.audience-grid>div:last-child{border-right:0}
.audience-grid .index{display:block;color:var(--bronze);font-size:11px;font-weight:800;letter-spacing:.14em;margin-bottom:15px}
.audience-grid h3{font-size:20px;margin:0 0 10px;color:var(--navy)}
.audience-grid p{font-size:14px;line-height:1.6;color:var(--muted);min-height:90px}
.audience-grid strong{display:block;font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--blue);margin-bottom:6px}
.audience-grid small{font-size:13px;line-height:1.5;color:var(--slate)}
.context-architecture{display:grid;grid-template-columns:1.2fr 70px .8fr;align-items:stretch;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.context-inputs{display:grid;grid-template-columns:repeat(3,1fr)}
.context-inputs span{min-height:92px;display:flex;align-items:center;padding:18px;font-weight:700;color:var(--navy);border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.context-inputs span:nth-child(3n){border-right:0}.context-inputs span:nth-last-child(-n+3){border-bottom:0}
.context-arrow{display:flex;align-items:center;justify-content:center;font-size:34px;color:var(--bronze);border-left:1px solid var(--line);border-right:1px solid var(--line)}
.context-output{padding:32px;display:flex;flex-direction:column;justify-content:center;background:var(--mist)}
.context-output small{font-size:11px;letter-spacing:.12em;font-weight:800;color:var(--blue)}
.context-output strong{font-family:var(--serif);font-size:29px;line-height:1.12;font-weight:400;color:var(--navy);margin:10px 0}
.context-output p{font-size:14px;color:var(--muted);line-height:1.6;margin:0}
.inline-actions{display:flex;gap:30px;flex-wrap:wrap;margin-top:22px}
.dark-proof-grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line-dark);border-bottom:1px solid var(--line-dark)}
.dark-proof-grid>div{padding:24px 26px;border-right:1px solid var(--line-dark)}
.dark-proof-grid>div:first-child{padding-left:0}.dark-proof-grid>div:last-child{border-right:0}
.dark-proof-grid strong{display:block;color:#fff;font-size:16px;margin-bottom:8px}
.dark-proof-grid span{display:block;color:#b8c5ce;font-size:13px;line-height:1.55}
.output-grid{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}
.output-grid>div{padding:28px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);min-height:165px}
.output-grid span{display:block;font-size:11px;letter-spacing:.13em;font-weight:800;color:var(--bronze);margin-bottom:20px}
.output-grid strong{display:block;color:var(--navy);font-size:18px;margin-bottom:8px}
.output-grid p{font-size:14px;line-height:1.55;color:var(--muted);margin:0}
.delivery-row{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.delivery-row>div{padding:25px;border-right:1px solid var(--line)}
.delivery-row>div:first-child{padding-left:0}.delivery-row>div:last-child{border-right:0}
.delivery-row strong{display:block;color:var(--navy);font-size:17px;margin-bottom:6px}.delivery-row span{font-size:13px;color:var(--muted)}
.delivered-grid{display:grid;grid-template-columns:repeat(5,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.delivered-grid>div{padding:24px 20px;border-right:1px solid var(--line)}.delivered-grid>div:first-child{padding-left:0}.delivered-grid>div:last-child{border-right:0}
.delivered-grid strong{display:block;color:var(--blue);text-transform:uppercase;letter-spacing:.1em;font-size:11px;margin-bottom:9px}.delivered-grid span{font-size:14px;line-height:1.5;color:var(--navy)}
@media(max-width:900px){
 .audience-grid{grid-template-columns:1fr 1fr}.audience-grid>div{border-bottom:1px solid var(--line)}.audience-grid>div:nth-child(2n){border-right:0}.audience-grid>div:first-child{padding-left:26px}
 .context-architecture{grid-template-columns:1fr}.context-arrow{min-height:58px;border-left:0;border-right:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);transform:rotate(90deg)}
 .dark-proof-grid{grid-template-columns:1fr 1fr}.dark-proof-grid>div{border-bottom:1px solid var(--line-dark)}.dark-proof-grid>div:nth-child(2n){border-right:0}
 .output-grid{grid-template-columns:1fr 1fr}.delivery-row{grid-template-columns:1fr 1fr}.delivery-row>div{border-bottom:1px solid var(--line)}.delivery-row>div:nth-child(2n){border-right:0}
 .delivered-grid{grid-template-columns:1fr 1fr}.delivered-grid>div{border-bottom:1px solid var(--line)}.delivered-grid>div:nth-child(2n){border-right:0}.delivered-grid>div:last-child{grid-column:1/-1}
}
@media(max-width:620px){
 .audience-grid,.dark-proof-grid,.output-grid,.delivery-row,.delivered-grid{grid-template-columns:1fr}
 .audience-grid>div,.dark-proof-grid>div,.delivery-row>div,.delivered-grid>div{border-right:0!important;padding-left:0}
 .audience-grid p{min-height:0}.delivered-grid>div:last-child{grid-column:auto}
 .context-inputs{grid-template-columns:1fr 1fr}.context-inputs span:nth-child(3n){border-right:1px solid var(--line)}.context-inputs span:nth-child(2n){border-right:0}.context-inputs span:nth-last-child(-n+3){border-bottom:1px solid var(--line)}.context-inputs span:nth-last-child(-n+2){border-bottom:0}
}

/* B3.4.1 MOBILE UX STABILIZATION */
@media(max-width:820px){
  .topbar{position:sticky;top:0;z-index:200}
  .nav{position:relative}
  .mobile-toggle{position:relative;z-index:220;display:block;flex:0 0 44px;width:44px;height:44px;margin-left:auto;padding:0;font-size:30px;text-align:center}
  .mobile-menu{display:none;position:fixed;z-index:210;top:64px;left:0;right:0;width:100vw;height:calc(100dvh - 64px);max-height:calc(100dvh - 64px);padding:18px 24px 28px;background:#081b2b;overflow-y:auto;overscroll-behavior:contain;-webkit-overflow-scrolling:touch}
  .mobile-menu.open{display:flex}
  .mobile-menu a{flex:0 0 auto;font-family:var(--sans);font-size:18px;font-weight:700;line-height:1.25;padding:14px 2px}
  body.menu-open{overflow:hidden;touch-action:none}

  .pagehero-grid{min-height:0;padding:44px 0 38px}
  .pagehero h1{font-size:clamp(38px,10vw,50px);line-height:1.02}
  .pagehero p{font-size:16px;line-height:1.5;margin-bottom:0}
  .section{padding:48px 0}
  .section.tighter{padding:38px 0}
  .compact-section{padding:38px 0!important}
  .section-head,.editorial-intro{gap:16px;margin-bottom:24px}
  .section h2{font-size:clamp(32px,8vw,40px);line-height:1.06}
  .lede{font-size:16px;line-height:1.5}
  .eyebrow{margin-bottom:12px}
  .actions{margin-top:20px}

  /* Academy: horizontal process instead of five tall stacked stages. */
  .academy-flow{display:flex;grid-template-columns:none;overflow-x:auto;gap:0;scroll-snap-type:x mandatory;border:1px solid var(--line);border-right:0;-webkit-overflow-scrolling:touch}
  .academy-stage{flex:0 0 76vw;min-width:260px;scroll-snap-align:start;border-right:1px solid var(--line)!important;border-bottom:0!important;padding:24px;min-height:190px}
  .academy-stage:last-child{border-right:0!important}
  .pathways{gap:0}
  .pathway{padding:22px 0}

  /* Client logo wall remains readable by swiping horizontally. */
  .mobile-pan{overflow-x:auto;-webkit-overflow-scrolling:touch;padding-bottom:8px}
  .mobile-pan img{width:820px;max-width:none;height:auto}

  /* Contact: form is the first mobile action. */
  .contact-main{padding-top:28px}
  .contact-priority{display:flex;flex-direction:column;gap:30px}
  .contact-form-wrap{order:1}
  .contact-copy{order:2}
  .form-kicker{font-size:11px;text-transform:uppercase;letter-spacing:.14em;font-weight:800;color:var(--blue);margin-bottom:14px}
  .form{gap:13px}
  .form input,.form textarea,.form select{padding:12px;margin-top:5px}
  .form textarea{min-height:105px}
  .contact-fallback{margin-top:14px;padding-top:14px;border-top:1px solid var(--line);font-size:13px;color:var(--slate)}
  .contact-fallback strong,.contact-fallback span{display:block}
  .contact-fallback .text-link{margin-top:8px}
  .compact-routes{margin-top:18px}
  .compact-routes .route{padding:12px 0}

  /* Compact footer on phone/tablet. */
  .footer{padding:30px 0 16px}
  .footer-grid{gap:20px 28px}
  .footer h4{margin-bottom:9px}
  .footer a{margin:6px 0}
  .copyright{margin-top:22px;padding-top:13px}

  /* Accordions: short collapsed rows, clean expanded state. */
  .accordions details{margin:0}
  .accordions summary{min-height:52px;padding:14px 0;cursor:pointer}
  .accordion-body{padding-top:10px;padding-bottom:16px}
  .portfolio-accordion summary{font-size:17px}

  /* Reduce repetitive card height. */
  .scope-cell,.decision-grid>div,.output-grid>div,.audience-grid>div,.delivered-grid>div{min-height:0;padding-top:20px;padding-bottom:20px}
  .proof-actions{margin-top:18px}
}

@media(max-width:560px){
  .mobile-menu{top:56px;height:calc(100dvh - 56px);max-height:calc(100dvh - 56px)}
  .wrap{width:min(100% - 30px,var(--max))}
  .pagehero-grid{padding:34px 0 30px}
  .pagehero h1{font-size:38px}
  .section{padding:40px 0}
  .section.tighter{padding:32px 0}
  .compact-section{padding:32px 0!important}
  .section h2{font-size:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:18px 20px}
  .footer-grid>div:first-child{grid-column:1/-1}
  .footer p{margin:8px 0 0}
  .client-wall{margin-top:8px}
  .case-logo{width:124px;height:52px}
  .case-summary-brand{grid-template-columns:1fr;gap:10px}
  .case-logo{border-right:0;border-bottom:0;padding:0}
}

/* B3.4.1 mobile horizontal compression for secondary content */
@media(max-width:620px){
  .audience-grid,.output-grid,.delivery-row,.delivered-grid,.dark-proof-grid,.decision-grid,.architecture,.pathways{
    display:flex!important;overflow-x:auto;gap:0;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;border-left:0
  }
  .audience-grid>div,.output-grid>div,.delivery-row>div,.delivered-grid>div,.dark-proof-grid>div,.decision-grid>div,.architecture .pillar,.pathways .pathway{
    flex:0 0 82vw;min-width:270px;scroll-snap-align:start;border-right:1px solid var(--line)!important;border-bottom:0!important;padding:22px!important
  }
  .dark-proof-grid>div{border-right-color:var(--line-dark)!important}
  .architecture .pillar:last-child,.audience-grid>div:last-child,.output-grid>div:last-child,.delivery-row>div:last-child,.delivered-grid>div:last-child,.dark-proof-grid>div:last-child,.decision-grid>div:last-child,.pathways .pathway:last-child{border-right:0!important}
  .context-inputs{grid-template-columns:1fr 1fr}
  .context-inputs span{min-height:68px;padding:12px;font-size:13px}
  .method-principles{display:flex!important;overflow-x:auto;scroll-snap-type:x mandatory}
  .method-principles>div{flex:0 0 82vw;scroll-snap-align:start;border-right:1px solid var(--line-dark)!important;border-bottom:0!important;padding:22px!important}
  .method-principles>div:last-child{border-right:0!important}
  .case-list{margin-top:8px}
  .case-row{padding-top:20px;padding-bottom:20px}
}

/* B3.4.2 MOBILE LAYOUT HARDENING V2 */
html,body{max-width:100%;overflow-x:hidden}

@media(max-width:820px){
  /* Global viewport safety: no component may widen the page. */
  .topbar,.nav,.wrap,.section,.pagehero,.hero,.footer,.cta-band{max-width:100%}
  .wrap{overflow:visible}
  img,svg,video,canvas,iframe{max-width:100%;height:auto}
  .mobile-menu{width:100%;max-width:100%;left:0;right:0}

  /* No horizontal carousels or swipe-only content on mobile. */
  .academy-flow,
  .audience-grid,.output-grid,.delivery-row,.delivered-grid,.dark-proof-grid,.decision-grid,.architecture,.pathways,
  .method-principles{
    display:grid!important;
    grid-template-columns:1fr!important;
    overflow:visible!important;
    width:100%!important;
    max-width:100%!important;
    scroll-snap-type:none!important;
    border-left:0!important;
    border-right:0!important;
  }
  .academy-stage,
  .audience-grid>div,.output-grid>div,.delivery-row>div,.delivered-grid>div,.dark-proof-grid>div,.decision-grid>div,
  .architecture .pillar,.pathways .pathway,.method-principles>div{
    width:100%!important;
    min-width:0!important;
    max-width:100%!important;
    flex:none!important;
    border-right:0!important;
    border-bottom:1px solid var(--line)!important;
    padding:18px 0!important;
    min-height:0!important;
    scroll-snap-align:none!important;
  }
  .dark-proof-grid>div,.method-principles>div{border-bottom-color:var(--line-dark)!important}
  .academy-stage:last-child,.audience-grid>div:last-child,.output-grid>div:last-child,.delivery-row>div:last-child,
  .delivered-grid>div:last-child,.dark-proof-grid>div:last-child,.decision-grid>div:last-child,
  .architecture .pillar:last-child,.pathways .pathway:last-child,.method-principles>div:last-child{border-bottom:0!important}

  /* Academy process: compact numbered rows, not tall stages. */
  .academy-flow{border-top:1px solid var(--line)!important;border-bottom:1px solid var(--line)!important}
  .academy-stage{display:grid!important;grid-template-columns:54px 1fr!important;column-gap:14px!important;align-items:start!important}
  .academy-stage .n{grid-row:1 / span 2;margin:0!important;font-size:29px!important;line-height:1!important}
  .academy-stage h3{margin:0 0 4px!important;font-size:18px!important}
  .academy-stage p{margin:0!important;font-size:13px!important;line-height:1.45!important}

  /* Editorial photos must support the page rather than dominate it. */
  .pagehero .editorial-photo,.editorial-photo,.hero-photo,.portrait{
    width:100%!important;
    max-width:100%!important;
    height:auto!important;
    max-height:280px!important;
    aspect-ratio:16/9!important;
    overflow:hidden!important;
  }
  .pagehero .editorial-photo img,.editorial-photo img,.hero-photo img,.portrait img{
    width:100%!important;height:100%!important;max-width:100%!important;object-fit:cover!important
  }

  /* Context architecture becomes a compact matrix followed by output. */
  .context-architecture{display:block!important;width:100%!important;max-width:100%!important}
  .context-inputs{grid-template-columns:1fr 1fr!important;width:100%!important}
  .context-inputs span{min-width:0!important;min-height:56px!important;padding:10px 12px!important;font-size:12.5px!important;line-height:1.25!important}
  .context-arrow{min-height:38px!important;height:38px!important;transform:none!important;border-left:0!important;border-right:0!important;font-size:0!important}
  .context-arrow:after{content:'↓';font-size:27px;color:var(--bronze)}
  .context-output{padding:20px!important}
  .context-output strong{font-size:24px!important}

  /* Logo proof graphic stays inside the viewport; no swipe-only wall. */
  .mobile-pan{overflow:visible!important;width:100%!important;max-width:100%!important;padding-bottom:0!important}
  .mobile-pan img{width:100%!important;max-width:100%!important;height:auto!important}
  .client-wall{overflow:hidden!important;width:100%!important;max-width:100%!important}

  /* Tighten case rows and avoid database-list feel. */
  .compact-cases details{border-bottom:1px solid var(--line)}
  .compact-cases summary{display:grid!important;grid-template-columns:1fr auto!important;gap:10px!important;align-items:center!important;padding:14px 0!important}
  .compact-cases summary span{min-width:0!important}
  .compact-cases summary b{display:block!important;font-size:15px!important;color:var(--navy)!important;margin-bottom:2px!important}
  .compact-cases summary em{font-size:11px!important;white-space:normal!important;text-align:right!important;max-width:105px!important}
  .compact-cases .accordion-body{padding:0 0 14px!important}
  .compact-cases .accordion-body p{font-size:13px!important;line-height:1.45!important;margin:0!important}

  /* Footer: three compact rows — identity, navigation, build. */
  .footer{padding:22px 0 12px!important}
  .footer-grid{display:grid!important;grid-template-columns:repeat(3,1fr)!important;gap:12px 14px!important;align-items:start!important}
  .footer-grid>div:first-child{grid-column:1/-1!important;display:flex!important;align-items:center!important;gap:12px!important}
  .footer-logo{width:88px!important;max-height:30px!important;flex:0 0 auto!important}
  .footer-grid>div:first-child p{font-size:11px!important;line-height:1.3!important;margin:0!important}
  .footer h4{font-size:9.5px!important;letter-spacing:.08em!important;margin:0 0 6px!important}
  .footer a{font-size:10.5px!important;line-height:1.25!important;margin:5px 0!important}
  .copyright{margin-top:14px!important;padding-top:10px!important;font-size:9.5px!important;line-height:1.35!important}
  .build-marker{margin-left:4px!important}

  /* CTA and body copy compaction. */
  .cta-band{padding:38px 0!important}
  .cta-band h2{font-size:31px!important;line-height:1.05!important}
  .cta-band p{font-size:14px!important;line-height:1.45!important}
  .cta-actions{gap:8px!important}

  /* AIR and other multi-column product structures must stack within viewport. */
  .assessment-layers,.air-journey,.capability-matrix,.scope-matrix,.case-facts,.proof-rail{grid-template-columns:1fr!important;max-width:100%!important}
  .air-journey>div,.assessment-layer,.cap-col,.scope-cell{min-width:0!important;max-width:100%!important}
}

@media(max-width:560px){
  .wrap{width:calc(100% - 28px)!important;max-width:calc(100% - 28px)!important}
  .brandmark,.brandmark img{width:104px!important;max-width:104px!important;flex-basis:104px!important}
  .pagehero h1,.hero h1{font-size:36px!important;line-height:1.02!important}
  .section h2{font-size:30px!important;line-height:1.06!important}
  .pagehero p,.hero p,.lede{font-size:15px!important;line-height:1.48!important}
  .footer-grid{grid-template-columns:repeat(3,minmax(0,1fr))!important}
  .footer h4{white-space:normal!important}
  .footer a{overflow-wrap:anywhere!important}
}

/* B3.4.3 WEBSITE UI POLISH */
:root{--header-h:72px}
html{scroll-padding-top:var(--header-h)}
body{overflow-x:hidden}
.topbar{position:sticky;top:0;z-index:9999}
.topbar .wrap{min-height:var(--header-h)}
main, .pagehero, section{scroll-margin-top:calc(var(--header-h) + 12px)}
img{max-width:100%;height:auto}
.footer{padding-top:36px;padding-bottom:18px}
.footer-grid{gap:26px}
.footer .buildline{font-size:12px;padding-top:16px;margin-top:18px}
.footer .buildline{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
.footer a{font-size:13px}
.footer strong{font-size:12px;letter-spacing:.08em;text-transform:uppercase}
.footer-logo{max-width:118px}

.context-flow{display:grid;grid-template-columns:1fr 70px 1fr;gap:0;align-items:stretch;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.context-panel,.tailored-panel{padding:30px}
.context-title{font-size:12px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--bronze);margin-bottom:18px}
.context-grid{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line);border-left:1px solid var(--line)}
.context-grid>div{padding:18px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);font-weight:700}
.context-connector{display:flex;align-items:center;justify-content:center;position:relative}
.context-connector:before{content:"";width:1px;height:60%;background:var(--bronze)}
.context-connector span:after{content:"";display:block;width:10px;height:10px;border-right:2px solid var(--bronze);border-bottom:2px solid var(--bronze);transform:rotate(45deg);margin-top:-8px}
.tailored-panel{background:var(--mist)}
.tailored-panel h3{font-family:var(--serif);font-size:42px;line-height:1.05;font-weight:400;margin:8px 0 14px}
.compact-actions{gap:20px;flex-wrap:wrap}

.additional-usecases .editorial-intro{margin-bottom:24px}
.usecase-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.usecase-card{border:1px solid var(--line);background:#fff}
.usecase-card summary{list-style:none;display:grid;grid-template-columns:52px 1fr auto;gap:16px;align-items:center;padding:18px 20px;cursor:pointer}
.usecase-card summary::-webkit-details-marker{display:none}
.usecase-logo-fallback{width:44px;height:44px;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:800;letter-spacing:.08em;color:var(--blue)}
.usecase-main{display:grid;gap:4px}
.usecase-main strong{font-size:17px}
.usecase-main span{font-size:15px;color:var(--navy)}
.usecase-main small{font-size:12px;color:#6b7780}
.usecase-plus{font-size:24px;color:var(--blue)}
.usecase-card[open] .usecase-plus{transform:rotate(45deg)}
.usecase-body{padding:0 20px 18px 88px;border-top:1px solid var(--line)}

.credential-logo{display:inline-flex;width:34px;height:34px;border:1px solid var(--line);align-items:center;justify-content:center;font-size:10px;font-weight:800;margin-right:12px;background:#fff;color:var(--navy)}

.academy-compact .cards,.academy-compact .grid,.academy-compact .three-col{gap:0}
.academy-compact .card,.academy-compact .item{padding-top:22px;padding-bottom:22px}
.incubation-visual .stage,.incubation-visual .step{padding-top:18px;padding-bottom:18px}

.section.navy + .section.navy,
.closing-cta.navy + .section.navy{border-top:1px solid rgba(255,255,255,.12)}

@media(max-width:820px){
  :root{--header-h:64px}
  .topbar{position:sticky;top:0}
  .topbar .wrap{min-height:64px}
  .brandmark img{max-height:42px;width:auto}
  .section{padding-top:44px;padding-bottom:44px}
  .pagehero{padding-top:42px!important;padding-bottom:42px!important}
  .editorial-intro{margin-bottom:20px}
  .editorial-intro h2{font-size:clamp(38px,10vw,54px)}
  .context-flow{grid-template-columns:1fr}
  .context-panel,.tailored-panel{padding:22px}
  .context-connector{height:42px}
  .context-connector:before{height:24px}
  .tailored-panel h3{font-size:34px}
  .context-grid>div{padding:14px 12px;font-size:14px}
  .usecase-grid{grid-template-columns:1fr}
  .usecase-card summary{grid-template-columns:44px 1fr auto;padding:14px}
  .usecase-logo-fallback{width:38px;height:38px}
  .usecase-main strong{font-size:16px}
  .usecase-main span{font-size:14px}
  .usecase-body{padding:0 14px 14px 58px}
  .academy-compact .card,.academy-compact .item{padding:16px 0}
  .incubation-visual .stage,.incubation-visual .step{display:grid;grid-template-columns:60px 1fr;gap:14px;padding:14px 0}
  .footer{padding-top:24px;padding-bottom:12px}
  .footer-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px}
  .footer-grid>div:first-child{grid-column:1/-1;display:flex;align-items:center;gap:12px}
  .footer-grid>div:first-child p{font-size:12px;margin:0}
  .footer a{font-size:12px;margin:5px 0}
  .footer strong{font-size:10px}
  .footer-logo{max-width:96px}
  .footer .buildline{font-size:11px;margin-top:10px;padding-top:10px}
}
@media(max-width:520px){
  .footer-grid{grid-template-columns:repeat(3,1fr)}
  .footer-grid>div:first-child{grid-column:1/-1}
  .footer-grid>div:not(:first-child){min-width:0}
  .footer-grid a{display:block;white-space:normal}
}

@media(max-width:820px){
  .mobile-disclosure{position:relative;border-bottom:1px solid var(--line);padding:12px 0}
  .mobile-disclosure h2,.mobile-disclosure h3{display:flex;justify-content:space-between;align-items:center;gap:12px;margin:0}
  .mobile-disclosure-toggle{border:0;background:transparent;font-size:24px;line-height:1;color:var(--blue);padding:8px;min-width:44px;min-height:44px}
  .mobile-disclosure-body{display:none!important}
  .mobile-disclosure.is-open .mobile-disclosure-body{display:block!important}
}

/* B3.4.4 MOBILE + CONTENT POLISH FINAL */
:root{--header-h:70px}
html{scroll-padding-top:calc(var(--header-h) + 12px)}
body{padding-top:var(--header-h);overflow-x:hidden}
.topbar{position:fixed!important;top:0;left:0;right:0;width:100%;z-index:10000;background:var(--navy)}
.topbar .nav{height:var(--header-h);min-height:var(--header-h)}
.mobile-menu{position:fixed!important;top:var(--header-h)!important;left:0!important;right:0!important;bottom:0!important;height:auto!important;max-height:calc(100dvh - var(--header-h));overflow-y:auto}
body.menu-open{overflow:hidden}

/* one compact footer architecture everywhere */
.footer{padding:18px 0 12px!important}
.footer-shell{display:grid;gap:12px}
.footer-brand-row{display:flex;align-items:center;gap:14px;min-height:32px}
.footer-brand-row .footer-logo{width:102px!important;max-width:102px!important;height:auto!important}
.footer-brand-row span{font-size:12px;color:#9fb0bd}
.footer-links-row{display:flex;flex-wrap:wrap;gap:7px 18px;border-top:1px solid var(--line-dark);border-bottom:1px solid var(--line-dark);padding:10px 0}
.footer-links-row a{font-size:12px!important;color:#c6d0d8!important;margin:0!important}
.footer-meta-row{font-size:11px;color:#8497a5}

/* deliberate light/dark rhythm when two dark bands follow */
.section.navy + .section.navy,
.section.navy + .cta-band.navy,
.cta-band.navy + .section.navy{background:#f3f6f8!important;color:var(--navy)!important;border-top:0!important}
.section.navy + .section.navy h2,.section.navy + .section.navy h3,
.section.navy + .cta-band.navy h2,.section.navy + .cta-band.navy p,
.cta-band.navy + .section.navy h2,.cta-band.navy + .section.navy p{color:var(--navy)!important}
.section.navy + .cta-band.navy .btn.light{background:var(--navy)!important;color:#fff!important}

/* training: compact audience disclosures */
.audience-disclosures{border-top:1px solid var(--line)}
.audience-disclosures details{border-bottom:1px solid var(--line)}
.audience-disclosures summary{list-style:none;display:grid;grid-template-columns:1fr auto;gap:18px;align-items:center;padding:20px 0;cursor:pointer}
.audience-disclosures summary::-webkit-details-marker{display:none}
.audience-disclosures summary span{font-size:21px;font-weight:750;color:var(--navy)}
.audience-disclosures summary b{font-family:var(--serif);font-weight:400;color:var(--bronze);margin-right:12px}
.audience-disclosures summary small{color:#6c7b86;text-align:right;font-size:13px}
.audience-disclosures summary:after{content:'+';font-size:24px;color:var(--blue);grid-column:3}
.audience-disclosures details[open] summary:after{content:'−'}
.audience-disclosures details>div{padding:0 0 20px 48px;max-width:780px}
.audience-disclosures details>div p{margin:0 0 8px}
.audience-disclosures details>div strong{display:block;color:var(--blue);font-size:11px;text-transform:uppercase;letter-spacing:.1em;margin-top:12px}

/* training: native context diagram */
.context-map{border:1px solid var(--line);display:grid;grid-template-columns:minmax(0,1fr) 74px minmax(0,.92fr);align-items:stretch;background:#fff}
.context-map-label{grid-column:1;padding:18px 22px 0;font-size:11px;text-transform:uppercase;letter-spacing:.12em;font-weight:800;color:var(--bronze)}
.context-map-grid{grid-column:1;display:grid;grid-template-columns:1fr 1fr;padding:14px 22px 22px}
.context-map-grid span{padding:16px 14px;border-top:1px solid var(--line);font-weight:700;color:var(--navy)}
.context-map-grid span:nth-child(odd){border-right:1px solid var(--line)}
.context-map-flow{grid-column:2;grid-row:1 / span 2;display:flex;align-items:center;justify-content:center;position:relative}
.context-map-flow .flow-line{height:1px;width:48px;background:var(--bronze)}
.context-map-flow .flow-node{position:absolute;right:8px;font-size:25px;color:var(--bronze);transform:rotate(-90deg)}
.context-map-output{grid-column:3;grid-row:1 / span 2;background:var(--mist);padding:30px;display:flex;flex-direction:column;justify-content:center}
.context-map-output small{text-transform:uppercase;letter-spacing:.12em;color:var(--blue);font-weight:800;margin-bottom:12px}
.context-map-output strong{font-family:var(--serif);font-weight:400;font-size:37px;line-height:1.02;color:var(--navy)}
.context-map-output p{margin:16px 0 0;color:#62717c}

/* academy incubation: visual connected timeline on desktop */
.academy-timeline{position:relative}
.academy-timeline:before{content:'';position:absolute;left:8%;right:8%;top:40px;height:1px;background:var(--line)}
.academy-timeline .academy-stage{position:relative;padding-top:24px!important}
.academy-timeline .academy-stage .n{position:relative;z-index:1;background:#fff;display:inline-block;padding-right:8px}

/* academy includes: compact and expandable */
.academy-includes-grid{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.academy-includes-grid details{padding:20px 22px;border-right:1px solid var(--line)}
.academy-includes-grid details:last-child{border-right:0}
.academy-includes-grid summary{list-style:none;cursor:pointer;display:grid;gap:7px}
.academy-includes-grid summary::-webkit-details-marker{display:none}
.academy-includes-grid summary span{text-transform:uppercase;color:var(--blue);font-size:10px;letter-spacing:.12em;font-weight:800}
.academy-includes-grid summary strong{font-size:19px;color:var(--navy)}
.academy-includes-grid p{font-size:14px;line-height:1.5;margin:12px 0 0;color:#61717c}

/* evidence: logo-led, aligned, compact */
.evidence-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.evidence-card{background:#fff;border:1px solid var(--line)}
.evidence-card summary{list-style:none;display:grid;grid-template-columns:116px 1fr 28px;gap:16px;align-items:center;padding:16px;cursor:pointer;min-height:108px}
.evidence-card summary::-webkit-details-marker{display:none}
.evidence-card summary img{width:104px;height:64px;object-fit:contain;background:#fff}
.evidence-card summary span{display:grid;gap:4px;min-width:0}
.evidence-card summary strong{font-size:17px;color:var(--navy)}
.evidence-card summary b{font-size:14px;color:var(--navy);font-weight:650}
.evidence-card summary small{font-size:11px;color:#71808a}
.evidence-card summary em{font-style:normal;font-size:24px;color:var(--blue)}
.evidence-card[open] summary em{transform:rotate(45deg)}
.evidence-card-body{border-top:1px solid var(--line);padding:16px 20px 18px 132px}
.evidence-card-body p{margin:0;font-size:14px;line-height:1.55}
.evidence-actions{display:flex;gap:20px;margin-top:12px;flex-wrap:wrap}
.evidence-actions a{font-size:12px;font-weight:750;color:var(--navy)}

/* actual credential marks */
.credential-brand-grid{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--line)}
.credential-brand-grid .credential{display:grid;grid-template-columns:112px 1fr;gap:20px;align-items:center;padding:24px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.credential-brand-grid .credential:nth-child(2n){border-right:0}
.credential-brand-grid .credential:nth-last-child(-n+2){border-bottom:0}
.credential-brand-grid .credential>img{width:100px;max-height:48px;object-fit:contain;object-position:left center}
.credential-brand-grid .credential p{margin:5px 0 0;color:#677681}
.academic-logos>span{display:flex;align-items:center;gap:16px}
.academic-logos>span img{width:48px;height:48px;object-fit:contain}

/* ecosystem = Consulting + Workshops + AIR */
.ecosystem-grid{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.ecosystem-grid>div{padding:24px;border-right:1px solid var(--line)}
.ecosystem-grid>div:last-child{border-right:0}
.ecosystem-grid span{font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--blue);font-weight:800}
.ecosystem-grid h3{margin:12px 0 8px;font-size:22px;color:var(--navy)}
.ecosystem-grid p{margin:0;color:#63727d}

.practical-principles{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.practical-principles>div{padding:22px;border-right:1px solid var(--line)}
.practical-principles>div:last-child{border-right:0}
.practical-principles strong{display:block;font-family:var(--serif);font-size:31px;font-weight:400;color:var(--navy)}
.practical-principles span{font-size:13px;color:#65747f}

@media(max-width:820px){
  :root{--header-h:62px}
  body{padding-top:var(--header-h)!important}
  .topbar .nav{height:var(--header-h)!important;min-height:var(--header-h)!important}
  .mobile-menu{top:var(--header-h)!important}
  .section{padding-top:34px!important;padding-bottom:34px!important}
  .section.tighter{padding-top:30px!important;padding-bottom:30px!important}
  .editorial-intro{gap:10px!important;margin-bottom:16px!important}
  .editorial-intro h2,.section-head h2{font-size:34px!important;line-height:1.03!important}
  .section-head{gap:10px!important;margin-bottom:18px!important}
  .lede{font-size:14px!important;line-height:1.48!important}

  .footer{padding:13px 0 9px!important}
  .footer-shell{gap:7px!important}
  .footer-brand-row{gap:9px!important}
  .footer-brand-row .footer-logo{width:78px!important;max-width:78px!important}
  .footer-brand-row span{font-size:9.5px!important}
  .footer-links-row{display:grid!important;grid-template-columns:repeat(4,1fr)!important;gap:5px 8px!important;padding:7px 0!important}
  .footer-links-row a{font-size:9.5px!important;line-height:1.2!important}
  .footer-meta-row{font-size:9px!important}

  .audience-disclosures summary{grid-template-columns:1fr 30px!important;padding:14px 0!important;gap:7px!important}
  .audience-disclosures summary span{font-size:17px!important}
  .audience-disclosures summary small{grid-column:1;font-size:11px!important;text-align:left!important;padding-left:39px}
  .audience-disclosures summary:after{grid-column:2;grid-row:1 / span 2;align-self:center}
  .audience-disclosures details>div{padding:0 0 14px 39px!important}
  .audience-disclosures details>div p{font-size:13px!important;line-height:1.45!important}

  .context-map{grid-template-columns:1fr!important;border:1px solid var(--line)}
  .context-map-label{grid-column:1;padding:14px 16px 0!important}
  .context-map-grid{grid-column:1;padding:10px 16px 14px!important}
  .context-map-grid span{padding:11px 9px!important;font-size:12px!important}
  .context-map-flow{grid-column:1!important;grid-row:auto!important;height:34px!important;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
  .context-map-flow .flow-line{height:20px;width:1px!important}
  .context-map-flow .flow-node{right:auto!important;bottom:-2px!important;transform:none!important;font-size:18px!important;background:#fff;padding:0 7px}
  .context-map-output{grid-column:1!important;grid-row:auto!important;padding:18px!important}
  .context-map-output strong{font-size:29px!important;line-height:1.02!important}
  .context-map-output p{font-size:13px!important;line-height:1.45!important;margin-top:10px!important}

  .academy-timeline:before{left:25px!important;right:auto!important;top:12px!important;bottom:12px!important;width:1px!important;height:auto!important}
  .academy-timeline .academy-stage{grid-template-columns:48px 1fr!important;padding:12px 0!important}
  .academy-timeline .academy-stage .n{background:#fff!important;padding:3px 8px 3px 0!important;font-size:25px!important}
  .academy-includes-grid{grid-template-columns:1fr!important}
  .academy-includes-grid details{border-right:0!important;border-bottom:1px solid var(--line);padding:14px 0!important}
  .academy-includes-grid details:last-child{border-bottom:0}
  .academy-includes-grid details:not([open]) p{display:none}
  .academy-includes-grid summary{grid-template-columns:80px 1fr 24px;align-items:center;gap:8px}
  .academy-includes-grid summary:after{content:'+';font-size:20px;color:var(--blue)}
  .academy-includes-grid details[open] summary:after{content:'−'}
  .academy-includes-grid summary strong{font-size:16px!important}
  .academy-includes-grid p{margin:8px 0 0 88px!important;font-size:12.5px!important}

  .evidence-grid{grid-template-columns:1fr!important;gap:8px!important}
  .evidence-card summary{grid-template-columns:76px 1fr 22px!important;gap:10px!important;min-height:78px!important;padding:10px!important}
  .evidence-card summary img{width:68px!important;height:48px!important}
  .evidence-card summary strong{font-size:14px!important}
  .evidence-card summary b{font-size:12px!important}
  .evidence-card summary small{font-size:10px!important}
  .evidence-card-body{padding:12px 12px 13px 96px!important}
  .evidence-card-body p{font-size:12.5px!important}

  .credential-brand-grid{grid-template-columns:1fr!important}
  .credential-brand-grid .credential{grid-template-columns:88px 1fr!important;padding:16px!important;border-right:0!important;border-bottom:1px solid var(--line)!important}
  .credential-brand-grid .credential:last-child{border-bottom:0!important}
  .credential-brand-grid .credential>img{width:76px!important;max-height:38px!important}
  .credential-brand-grid .credential strong{font-size:14px}
  .credential-brand-grid .credential p{font-size:12px;line-height:1.4}
  .academic-logos>span{gap:10px!important}.academic-logos>span img{width:34px!important;height:34px!important}

  .ecosystem-grid{grid-template-columns:1fr!important}
  .ecosystem-grid>div{padding:16px 0!important;border-right:0!important;border-bottom:1px solid var(--line)}
  .ecosystem-grid>div:last-child{border-bottom:0}
  .ecosystem-grid h3{font-size:18px!important;margin:7px 0 5px!important}
  .ecosystem-grid p{font-size:13px!important;line-height:1.45!important}
  .practical-principles{grid-template-columns:1fr 1fr!important}
  .practical-principles>div{padding:14px!important;border-bottom:1px solid var(--line)}
  .practical-principles>div:nth-child(2n){border-right:0}
  .practical-principles>div:nth-last-child(-n+2){border-bottom:0}
  .practical-principles strong{font-size:24px!important}
  .practical-principles span{font-size:11px!important}
}

@media(max-width:520px){
  .footer-links-row{grid-template-columns:repeat(4,minmax(0,1fr))!important}
  .footer-links-row a{font-size:8.8px!important;overflow-wrap:anywhere}
}

/* B3.5 RESPONSIVE UI/UX POLISH */
:root{--header-h-desktop:68px;--header-h-mobile:60px}
html,body{max-width:100%;overflow-x:hidden}
body{padding-top:var(--header-h-desktop)}
.topbar{position:fixed!important;top:0;left:0;right:0;width:100%;z-index:2147483000!important;isolation:isolate}
.topbar .wrap{min-height:var(--header-h-desktop)}
body.menu-open{overflow:hidden!important}
body.menu-open::before{content:"";position:fixed;inset:0;background:rgba(6,20,31,.62);z-index:2147482998;backdrop-filter:blur(2px)}
body.menu-open .topbar{z-index:2147483001!important}
body.menu-open .mobile-menu{z-index:2147483002!important}
.pagehero,.hero{padding-top:clamp(34px,4.5vw,56px)!important;padding-bottom:clamp(34px,4.5vw,56px)!important}
.section{padding-top:clamp(52px,5.5vw,76px);padding-bottom:clamp(52px,5.5vw,76px)}
.wrap{max-width:min(1240px,calc(100% - 48px))}
.editorial-intro{gap:clamp(34px,5vw,72px);margin-bottom:clamp(24px,3vw,38px)}
.editorial-intro p,.lede{max-width:62ch}
h1{max-width:12ch} h2{max-width:16ch}
.actions{gap:14px;flex-wrap:wrap}
img{display:block;max-width:100%;height:auto}
.usecase-card summary{min-height:88px}
.footer{padding-top:26px!important;padding-bottom:12px!important}
.footer-grid{grid-template-columns:1.2fr repeat(3,1fr)!important;gap:22px!important}
.footer a{font-size:12px;line-height:1.35;margin:4px 0}
.footer strong{font-size:10px}
.footer-logo{max-width:96px!important}
.footer .buildline{padding-top:10px!important;margin-top:12px!important;font-size:10px!important}

@media(min-width:821px){
  .links{gap:16px}
  .links a{font-size:12px}
  .pagehero-grid,.split{gap:56px}
  .three-col,.four-col,.cards{gap:22px}
}

@media(max-width:820px){
  body{padding-top:var(--header-h-mobile)}
  .topbar .wrap{min-height:var(--header-h-mobile)!important}
  .brandmark img{max-height:34px!important}
  .mobile-toggle{position:relative;z-index:2147483003!important;min-width:44px;min-height:44px}
  .mobile-menu{
    position:fixed!important;top:var(--header-h-mobile)!important;left:0!important;right:0!important;bottom:0!important;
    width:100vw!important;height:calc(100dvh - var(--header-h-mobile))!important;overflow-y:auto!important;
    background:#081a29!important;padding:22px 24px 36px!important;box-shadow:none!important
  }
  .mobile-menu a{display:block;padding:14px 0!important;border-bottom:1px solid rgba(255,255,255,.10);font-size:16px!important}
  .pagehero,.hero{padding-top:24px!important;padding-bottom:32px!important}
  .section{padding-top:38px!important;padding-bottom:38px!important}
  .wrap{max-width:calc(100% - 32px)!important}
  .editorial-intro{gap:14px!important;margin-bottom:18px!important}
  .editorial-intro h2{font-size:clamp(34px,9vw,46px)!important}
  h1{font-size:clamp(42px,12vw,60px)!important;line-height:.98}
  p,.lede{font-size:15px;line-height:1.6}
  .actions{gap:10px}
  .actions .btn{width:100%;justify-content:center}
  .three-col,.four-col,.cards,.grid{gap:12px!important}
  .card,.item{padding:16px!important}
  .usecase-card summary{min-height:76px;padding:12px!important}
  .footer-grid{display:grid!important;grid-template-columns:repeat(3,1fr)!important;gap:10px!important}
  .footer-grid>div:first-child{grid-column:1/-1!important;display:flex!important;align-items:center!important;gap:10px!important}
  .footer-grid>div:first-child p{margin:0!important;font-size:11px!important}
  .footer-logo{max-width:82px!important}
  .footer a{font-size:11px!important;margin:3px 0!important}
  .footer strong{font-size:9px!important}
  .footer .buildline{font-size:9px!important}
}

/* B3.6 MOBILE-FIRST EXPERIENCE REDESIGN */
.section-tight{padding:24px 0}
.text-link{display:inline-flex;align-items:center;gap:6px;font-weight:700;text-decoration:none;color:inherit;border-bottom:1px solid currentColor;padding-bottom:2px}
.hero-secondary{margin-left:4px}
.proof-strip{background:#f3f6f8;border-top:1px solid rgba(17,42,59,.08);border-bottom:1px solid rgba(17,42,59,.08)}
.proof-strip__intro{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:14px}
.proof-strip__intro p{margin:0;max-width:60ch;font-size:13px}
.proof-strip__items{display:grid;grid-template-columns:repeat(5,1fr);gap:1px;background:rgba(17,42,59,.12);border:1px solid rgba(17,42,59,.12)}
.proof-strip__items span{background:#fff;padding:14px 10px;text-align:center;font-size:11px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}
.need-router{background:#fff}
.router-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.router-card{display:flex;flex-direction:column;min-height:190px;padding:20px;border:1px solid rgba(17,42,59,.13);background:#fff;text-decoration:none;color:inherit}
.router-card strong{font-size:18px;margin-bottom:10px}
.router-card span{font-size:14px;line-height:1.5}
.router-card em{margin-top:auto;padding-top:20px;font-style:normal;font-weight:800;font-size:12px}
.router-card:hover{transform:translateY(-2px)}
.mobile-menu a.is-active,.links a.is-active{color:#fff!important;position:relative;font-weight:800!important}
.mobile-menu a.is-active::before{content:"";position:absolute;left:-12px;top:50%;transform:translateY(-50%);width:4px;height:24px;background:#4ea3ff}
.links a.is-active::after{content:"";position:absolute;left:0;right:0;bottom:-8px;height:2px;background:currentColor}
.app-bridge-note{background:#f3f6f8}
.app-bridge-note p{margin:0;font-size:13px}
.training-proof-bridge{background:#f3f6f8}

@media(max-width:820px){
  .section-tight{padding:18px 0}
  .proof-strip__intro{display:block;margin-bottom:10px}
  .proof-strip__intro p{margin-top:6px;font-size:12px}
  .proof-strip__items{grid-template-columns:repeat(2,1fr)}
  .proof-strip__items span:last-child{grid-column:1/-1}
  .proof-strip__items span{padding:10px 8px;font-size:10px}
  .router-grid{grid-template-columns:1fr;gap:8px}
  .router-card{min-height:auto;padding:14px 16px}
  .router-card strong{font-size:16px;margin-bottom:4px}
  .router-card span{font-size:13px}
  .router-card em{padding-top:10px}
  .hero .actions,.pagehero .actions{align-items:flex-start}
  .hero .actions .btn:first-child,.pagehero .actions .btn:first-child{width:100%}
  .hero-secondary{margin:4px 0 0 0}
}

/* B3.7 PREMIUM VISUAL SYSTEM */
.visual-section{background:#fff}
.visual-section:nth-of-type(even){background:#f5f7f8}
.visual-section__head{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,1fr);
  gap:28px 56px;
  align-items:end;
  margin-bottom:24px
}
.visual-section__head .eyebrow{grid-column:1/-1}
.visual-section__head h2{margin:0;max-width:14ch}
.visual-section__head p{margin:0;max-width:58ch}
.premium-visual{
  margin:0;
  overflow:hidden;
  border:1px solid rgba(17,42,59,.12);
  background:#fff
}
.premium-visual img{
  width:100%;
  height:auto;
  display:block
}
.premium-visual figcaption{
  margin:0;
  padding:10px 12px;
  font-size:11px;
  color:#5d6973;
  background:#f6f7f8
}
.premium-visual--wide{width:100%}
.premium-visual--editorial img{
  aspect-ratio:16/9;
  object-fit:cover;
  object-position:center
}
.dark-anchor{
  background:#071c2d;
  color:#fff;
  padding:72px 0
}
.dark-anchor .eyebrow{color:#7db7ff}
.dark-anchor__grid{
  display:grid;
  grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);
  gap:56px;
  align-items:center
}
.dark-anchor__copy h2{color:#fff;margin-top:10px}
.dark-anchor__copy p{color:rgba(255,255,255,.78);max-width:56ch}
.dark-anchor__copy .text-link{color:#fff;margin-top:10px}
.dark-anchor__image{
  margin:0;
  overflow:hidden;
  min-height:360px
}
.dark-anchor__image img{
  width:100%;height:100%;
  min-height:360px;
  object-fit:cover
}
.editorial-image-band{background:#f2f4f5}
.editorial-image-band .wrap{max-width:min(1320px,calc(100% - 48px))}
@media(min-width:821px){
  .visual-section{padding-top:72px;padding-bottom:72px}
  .premium-visual--wide{max-width:1180px;margin-left:auto;margin-right:auto}
  .premium-visual--dense img{cursor:zoom-in}
}
@media(max-width:820px){
  .visual-section{
    padding-top:42px!important;
    padding-bottom:42px!important
  }
  .visual-section__head{
    display:block;
    margin-bottom:16px
  }
  .visual-section__head h2{
    margin-top:8px;
    max-width:none;
    font-size:clamp(30px,8vw,40px)!important
  }
  .visual-section__head p{margin-top:10px}
  .premium-visual{
    width:calc(100% + 32px);
    margin-left:-16px;
    border-left:0;border-right:0
  }
  .premium-visual--dense{
    overflow-x:auto;
    -webkit-overflow-scrolling:touch;
    background:#fff
  }
  .premium-visual--dense img{
    width:980px;
    max-width:none
  }
  .premium-visual--dense figcaption{
    position:sticky;
    left:0;
    width:100vw;
    box-sizing:border-box
  }
  .dark-anchor{
    padding:46px 0
  }
  .dark-anchor__grid{
    display:flex;
    flex-direction:column;
    gap:24px
  }
  .dark-anchor__copy h2{
    font-size:clamp(32px,9vw,44px)!important;
    max-width:none
  }
  .dark-anchor__image{
    width:calc(100% + 32px);
    margin-left:-16px;
    min-height:0
  }
  .dark-anchor__image img{
    min-height:0;
    aspect-ratio:4/3;
    object-fit:cover
  }
  .editorial-image-band .wrap{max-width:calc(100% - 32px)}
}

/* B3.8 PRODUCTION CLOSURE + AIR CONTINUITY */
.hero-mini-journey{
  margin:18px 0 18px;
  display:grid;
  grid-template-columns:auto 1fr auto 1fr auto 1fr auto 1fr auto;
  align-items:center;
  gap:8px;
  max-width:660px
}
.hero-mini-journey span{display:flex;flex-direction:column;gap:2px}
.hero-mini-journey b{font-size:10px;letter-spacing:.12em;color:#b58b5f}
.hero-mini-journey em{font-style:normal;font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.04em}
.hero-mini-journey i{height:1px;background:rgba(17,42,59,.25);min-width:16px}
.light-link{color:#fff!important;border-color:rgba(255,255,255,.55)!important}

.evidence-card summary{
  grid-template-columns:132px minmax(0,1fr) 32px!important;
  align-items:center!important
}
.client-wordmark{
  display:flex;
  align-items:center;
  justify-content:center;
  min-height:58px;
  width:110px;
  padding:10px 8px;
  border:1px solid rgba(17,42,59,.12);
  background:#fff;
  color:#102a3d;
  font-size:11px;
  line-height:1.15;
  font-weight:800;
  letter-spacing:.04em;
  text-align:center;
  box-sizing:border-box
}

.air-bridge-hero{padding:38px 0 24px;background:#fff}
.air-bridge-intro{
  display:grid;
  grid-template-columns:minmax(0,1.35fr) minmax(260px,.65fr);
  gap:42px;
  align-items:end
}
.air-bridge-intro h1{margin:.25em 0 .25em}
.air-bridge-intro p{max-width:62ch}
.air-bridge-actions{display:flex;flex-direction:column;gap:14px;align-items:flex-start}
.air-embed-section{padding:0 0 36px;background:#f3f6f8}
.air-embed-shell{
  width:min(1440px,calc(100% - 32px));
  margin:0 auto;
  border:1px solid rgba(17,42,59,.14);
  background:#fff;
  box-shadow:0 12px 32px rgba(17,42,59,.08)
}
.air-embed-bar{
  min-height:44px;
  padding:0 14px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  border-bottom:1px solid rgba(17,42,59,.12);
  font-size:12px;
  font-weight:800
}
.air-embed-bar a{text-decoration:none;color:#102a3d}
.air-embed-frame{
  display:block;
  width:100%;
  height:calc(100dvh - 172px);
  min-height:640px;
  border:0;
  background:#fff
}
.air-embed-fallback{
  display:flex;
  justify-content:center;
  gap:8px;
  padding:10px 14px;
  border-top:1px solid rgba(17,42,59,.10);
  font-size:11px
}
.air-embed-fallback a{font-weight:800}

@media(max-width:820px){
  .hero-mini-journey{
    grid-template-columns:repeat(5,minmax(0,1fr));
    gap:4px;
    margin:12px 0 14px
  }
  .hero-mini-journey i{display:none}
  .hero-mini-journey span{
    padding:8px 4px;
    border-top:2px solid #b58b5f
  }
  .hero-mini-journey em{font-size:9px;letter-spacing:0}
  .hero-mini-journey b{font-size:8px}
  .hero-photo{display:none!important}

  .evidence-card summary{
    grid-template-columns:86px minmax(0,1fr) 28px!important
  }
  .client-wordmark{
    width:76px;
    min-height:52px;
    padding:8px 5px;
    font-size:9px
  }

  .air-bridge-hero{padding:22px 0 18px}
  .air-bridge-intro{display:block}
  .air-bridge-intro h1{
    font-size:clamp(36px,10vw,50px)!important;
    max-width:11ch
  }
  .air-bridge-actions{margin-top:16px}
  .air-embed-shell{width:100%;border-left:0;border-right:0}
  .air-embed-bar{
    padding:0 12px;
    font-size:10px
  }
  .air-embed-frame{
    height:calc(100dvh - 132px);
    min-height:560px
  }
  .air-embed-fallback{
    display:block;
    text-align:center
  }
}

/* B3.8.1 CASE STUDY LOGO CORRECTION */
.client-logo-correct{display:block;max-width:118px;max-height:64px;width:auto;height:auto;object-fit:contain;object-position:center}.client-logo-square{max-width:58px;max-height:58px}.evidence-card summary{grid-template-columns:132px minmax(0,1fr) 32px!important}.featured-tier-label{display:inline-flex;align-items:center;gap:8px}.featured-tier-label::after{content:"Featured";font-size:9px;letter-spacing:.08em;padding:3px 6px;border:1px solid currentColor;border-radius:999px}@media(max-width:820px){.client-logo-correct{max-width:78px;max-height:50px}.client-logo-square{max-width:48px;max-height:48px}.evidence-card summary{grid-template-columns:86px minmax(0,1fr) 28px!important}}

/* B3.9 FINAL VISUAL + DESKTOP POLISH */
.air-display{font-family:Georgia,"Times New Roman",serif!important;font-weight:500!important;letter-spacing:-.02em!important}
.contact-proof-panel{background:#f3f6f8}
.contact-proof-grid{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:56px;align-items:start}
.contact-proof-grid h2{margin:.25em 0 0}
.contact-proof-items{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.contact-proof-items span{padding:18px;border:1px solid rgba(17,42,59,.12);background:#fff;font-weight:700;line-height:1.35}
.logo-wall img,.client-logo img,.proof-logo img{max-width:132px!important;max-height:56px!important;width:auto!important;height:auto!important;object-fit:contain!important;margin:auto!important}
.logo-wall > *,.client-logo,.proof-logo{display:flex;align-items:center;justify-content:center}
.premium-visual img{background:#faf9f6}
@media(min-width:821px){
  .premium-visual img{max-height:760px;object-fit:contain}
  .visual-section__head{margin-bottom:20px}
  .section{padding-top:64px;padding-bottom:64px}
}
@media(max-width:820px){
  .contact-proof-grid{display:block}
  .contact-proof-items{grid-template-columns:1fr;margin-top:16px}
  .premium-visual--dense img{width:980px;max-width:none}
  .logo-wall img,.client-logo img,.proof-logo img{max-width:104px!important;max-height:46px!important}
}