/* Engineering-led homepage; scoped assets loaded only on the homepage. */
html[data-design="reveal"] .home-hero{padding:64px 0 60px}
.concept-hero{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);align-items:center;gap:64px}
html[data-design="reveal"] .home-hero .hero-copy h1{font-size:clamp(2.5rem,4.3vw,4rem);margin-bottom:24px}
html[data-design="reveal"] .home-hero .hero-lede{max-width:610px;font-size:1.125rem;line-height:1.7}
.concept-proof{margin-top:28px;font-size:.9rem;line-height:1.8;color:var(--ink)}.concept-proof span{color:var(--muted);font-size:.8125rem}
html[data-design="reveal"] .concept-services{padding:52px 0 64px;border-top:1px solid var(--line)}
.service-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.service-card{display:flex;flex-direction:column;padding:30px;background:var(--surface,#33383d);border:1px solid var(--line);text-decoration:none;min-width:0}.card-index{display:flex;justify-content:space-between;color:var(--accent);font-family:var(--mono);font-size:.75rem;letter-spacing:.06em}.card-index span{font-size:1.35rem}.service-card h3{font-size:1.65rem;line-height:1.25;margin:22px 0 16px;letter-spacing:-.03em}.service-card p{font-size:1rem;line-height:1.65;color:var(--muted);max-width:460px;margin:0 0 22px}.card-tags{margin-top:auto;padding-top:17px;border-top:1px solid var(--line);font-size:.78rem;color:var(--engineer)}.service-card:hover{border-color:var(--accent)}.service-card:focus-visible{outline:2px solid var(--accent);outline-offset:3px}.specialist{display:flex;gap:22px;align-items:center;flex-wrap:wrap;margin-top:24px;font-size:.875rem}.specialist>span{color:var(--muted)}.specialist a{display:inline-flex;align-items:center;gap:12px;min-height:44px}.specialist a:last-child{margin-left:auto;color:var(--accent)}
html[data-design="reveal"] .method-section,html[data-design="reveal"] .experience-preview{padding-block:64px}
html[data-design="reveal"] .home-hero .network-experience{min-width:0;width:100%;max-width:900px;margin:0;padding:0;border:0;--scene-rest-opacity:.4}
html[data-design="reveal"] .home-hero .network-experience .node-target span{opacity:1;font-size:.875rem}
html[data-design="reveal"] .home-hero .network-experience .map{height:420px;margin-block:16px}
html[data-design="reveal"] .home-hero .network-experience .network-scenario{font-size:1.25rem;margin-bottom:12px}
html[data-design="reveal"] .home-hero .game-feedback{padding:12px 0;border:0}
html[data-design="reveal"] .home-hero #game-status{min-height:0;margin:0 0 12px;font-size:.9375rem}
html[data-design="reveal"] .home-hero .feedback-label{display:none}
html[data-design="reveal"] .home-hero .reveal-invitation{display:none}
html[data-design="reveal"] .home-hero .instruction-dot{animation:none}
.demo-skip{display:flex;justify-content:space-between;gap:12px;border-block:1px solid var(--line);padding:4px 0;font-size:.8125rem}
html[data-design="reveal"] .home-hero .demo-phases{margin-bottom:16px}
@media(max-width:1100px){.concept-hero{gap:32px}.service-card{padding:24px}}
@media(max-width:820px){.concept-hero{grid-template-columns:1fr}.service-card h3{font-size:1.4rem}.specialist a:last-child{margin-left:0}}
@media(max-width:599px){html[data-design="reveal"] .home-hero{padding:32px 0 34px}html[data-design="reveal"] .home-hero .hero-copy h1{font-size:clamp(2rem,8.8vw,3rem);line-height:1.13;margin-bottom:20px}html[data-design="reveal"] .home-hero .hero-lede{font-size:1rem;line-height:1.65}.home-hero .kicker{font-size:.65rem;letter-spacing:.08em;gap:10px}.home-hero .kicker-line{width:18px}.concept-proof{margin-top:20px;font-size:.8rem}.concept-proof span{font-size:.75rem}html[data-design="reveal"] .hero-actions{margin-top:20px;gap:10px}html[data-design="reveal"] .hero-actions .button{min-height:50px}.service-grid{grid-template-columns:1fr;gap:12px}html[data-design="reveal"] .concept-services{padding:36px 0}.concept-services .section-head{gap:16px;margin-bottom:24px}.concept-services h2{font-size:1.85rem}.service-card{padding:22px}.service-card h3{font-size:1.45rem;margin:14px 0 12px}.service-card p{font-size:.9375rem;margin-bottom:16px}.specialist{gap:6px 20px}.specialist>span{width:100%}html[data-design="reveal"] .home-hero .network-experience{padding:12px 0;border-inline:0}html[data-design="reveal"] .home-hero .network-experience .map{height:360px}html[data-design="reveal"] .home-hero .network-experience .node-target span{font-size:.8125rem;max-width:80px}html[data-design="reveal"] .home-hero .network-experience .network-intro{gap:6px}html[data-design="reveal"] .home-hero .network-experience .network-scenario{font-size:1.125rem}}
/* Preserve the existing Silver option without changing the reviewed Graphite composition. */
html[data-palette="silver"] .service-card{background:var(--field)}

/* Keep the real game in the hero, including touch screens. */
@media(max-width:820px){.concept-hero{gap:28px}html[data-design="reveal"] .home-hero .network-experience{border-top:1px solid var(--line);padding-top:20px}}
@media(max-width:599px){html[data-design="reveal"] .home-hero .network-experience .map{height:360px;margin-block:8px}html[data-design="reveal"] .home-hero .network-experience .network-intro{margin-bottom:6px}html[data-design="reveal"] .home-hero .network-experience .network-scenario{margin-bottom:4px}html[data-design="reveal"] .home-hero .network-experience .network-foot{padding-top:0}html[data-design="reveal"] .home-hero .network-experience .demo-phases{margin-bottom:8px}html[data-design="reveal"] .home-hero .network-experience .experience-exit{display:none}}
.demo-skip a{display:inline-flex;align-items:center;min-height:44px;color:var(--accent)}
/* Reserve space for the bottom row's labels instead of clipping the map. */
html[data-design="reveal"] .home-hero .network-experience .map{margin-bottom:36px}
html[data-design="reveal"] .home-hero .network-experience .network-foot{margin-top:0}
html[data-design="reveal"] .home-hero .network-experience .scenario-info{margin:0;padding:0;border:0}
html[data-design="reveal"] .home-hero .network-experience .experience-exit{display:none}

/* Clear capability hierarchy and desktop-only interactive study. */
.service-card h3{font-size:clamp(2rem,2.8vw,2.75rem);line-height:1.15;margin-block:20px 18px}
html[data-design="reveal"] .home-hero .game-instructions{font-size:.9375rem;line-height:1.6;color:var(--ink);border-top:1px solid var(--line);padding-top:14px;margin:14px 0}
@media(max-width:820px),(hover:none) and (pointer:coarse){
  html[data-design="reveal"] .home-hero .network-experience{display:none!important}
  .concept-hero{grid-template-columns:1fr;gap:0}
  .service-card h3{font-size:2rem;line-height:1.15}
  .game-noscript{display:none}
}

/* Fit the desktop study to available height without scaling text or clipping it. */
@media(min-width:821px) and (hover:hover){
 html[data-design="reveal"] .home-hero{padding-top:24px;padding-bottom:24px}
 .concept-hero{align-items:start}
 html[data-design="reveal"] .home-hero .network-experience .map{height:var(--game-map-height,420px);margin:8px 0 16px}
 html[data-design="reveal"] .home-hero .network-intro{margin-bottom:6px}
 html[data-design="reveal"] .home-hero .network-scenario{margin-bottom:6px}
 html[data-design="reveal"] .home-hero .game-feedback{padding:4px 0}
 html[data-design="reveal"] .home-hero #game-status{margin-bottom:4px}
 html[data-design="reveal"] .home-hero .network-evidence{margin:0}
 html[data-design="reveal"] .home-hero #network-evidence{margin:0 0 6px}
 html[data-design="reveal"] .home-hero .demo-controls{align-items:center;gap:8px}
 .game-skip{display:inline-flex;align-items:center;min-height:44px;margin-left:auto;font-size:.8125rem;color:var(--accent)}
 html[data-design="reveal"] .home-hero .demo-phases{margin:0 0 8px;gap:12px}
 html[data-design="reveal"] .home-hero .demo-phases li{display:flex;align-items:baseline;gap:6px;padding-top:6px;font-size:.8125rem}
 html[data-design="reveal"] .home-hero .demo-phases li span{margin:0}
 html[data-design="reveal"] .home-hero .game-instructions{padding-top:8px;margin:8px 0;font-size:.9375rem;line-height:1.5}
 html[data-design="reveal"] .home-hero .network-foot{padding:0;gap:8px;min-height:44px}
 html[data-design="reveal"] .home-hero .evidence-receipt{padding:8px 0;margin:0;border-width:1px}
 html[data-design="reveal"] .home-hero .evidence-receipt .kicker{display:none}
 html[data-design="reveal"] .home-hero .evidence-receipt h3{font-size:1.25rem;margin:0 0 6px}
 html[data-design="reveal"] .home-hero .evidence-receipt dl{margin:0 0 6px;gap:12px}
 html[data-design="reveal"] .home-hero .evidence-receipt :is(dt,dd){font-size:.8125rem;margin:0;line-height:1.4}
 html[data-design="reveal"] .home-hero #receipt-controls{font-size:.8125rem;margin:0 0 4px}
 .receipt-actions{display:flex;align-items:center;flex-wrap:wrap;gap:4px 18px}
 html[data-design="reveal"] .home-hero .receipt-actions :is(a,button){min-height:44px;margin:0;font-size:.8125rem}
 html[data-design="reveal"] .home-hero .defense-tools{margin-bottom:6px;padding:8px 0}
}
@media(min-width:821px) and (hover:hover){
 html[data-design="reveal"] .home-hero .defense-tools{padding:0;margin:4px 0}
 html[data-design="reveal"] .home-hero .defense-tools legend{margin-bottom:4px;font-size:.9375rem}
 html[data-design="reveal"] .home-hero #defense-options{grid-template-columns:repeat(3,minmax(0,1fr));gap:6px}
 html[data-design="reveal"] .home-hero #defense-options button{min-height:48px;padding:6px 8px;line-height:1.35}
}

/* Give the hero's engineering message a stronger, restrained hierarchy. */
html[data-design="reveal"] .home-hero .hero-copy h1{font-size:clamp(2.75rem,5vw,4.5rem);line-height:1.1;margin-bottom:28px}
html[data-design="reveal"] .home-hero .hero-lede{font-size:1.1875rem;line-height:1.65}
.hero-specialty{display:block;color:var(--accent);font-size:1.375rem;font-weight:650;line-height:1.45;letter-spacing:-.015em;margin-bottom:12px}
@media(max-width:599px){
 html[data-design="reveal"] .home-hero .hero-copy h1{font-size:clamp(2.125rem,9.4vw,2.625rem);margin-bottom:22px}
 html[data-design="reveal"] .home-hero .hero-lede{font-size:1rem}
 .hero-specialty{font-size:1.1875rem;margin-bottom:10px}
}

/* Land on the service heading, with less empty space beneath the sticky header. */
@media(min-width:821px){#services{scroll-margin-top:-55px}}
.concept-proof{font-size:1rem;line-height:1.65;font-weight:550}
.concept-proof span{display:inline-block;text-transform:uppercase;letter-spacing:.08em;font-size:.75rem;font-weight:600;margin-bottom:6px;color:var(--accent)}
/* Expanded evidence includes the current next step; avoid repeating it below. */
.network-experience:has(.network-evidence[open]) .game-instructions{display:none}

/* Anchor platform experience to the desktop study's caption, not a fixed offset. */
@media(min-width:821px) and (hover:hover){
 .concept-hero{--hero-caption-padding:12px}
 html[data-design="reveal"] .home-hero .hero-copy{align-self:stretch;display:flex;flex-direction:column;padding-bottom:var(--hero-caption-padding)}
 html[data-design="reveal"] .home-hero .hero-lede{margin-top:0}
 .home-hero .concept-proof{margin-top:auto;padding-top:28px;margin-bottom:0}
 html[data-design="reveal"] .home-hero #network-hint{padding-block:var(--hero-caption-padding)}
}