.technical-hub .container,.technical-topic-page .container{max-width:1180px}
.ia-hero,.ia-topic-hero{background:linear-gradient(180deg,#003366 0%,#0e3f73 100%);color:#fff;padding:4.6rem 0 4.2rem}
.ia-topic-hero{padding-bottom:3.7rem}
.ia-hero .breadcrumbs,.ia-topic-hero .breadcrumbs{display:flex;gap:.65rem;justify-content:center;margin:0 auto 2rem;max-width:1180px}
.ia-hero .breadcrumbs a,.ia-topic-hero .breadcrumbs a{color:#dbe8f3;text-decoration:none}
.ia-hero .breadcrumbs strong,.ia-topic-hero .breadcrumbs strong{font-weight:700}
.ia-hero h1,.ia-topic-hero h1{font-size:clamp(2.35rem,4.8vw,4.15rem);letter-spacing:0;line-height:1.12;margin:0;text-align:center}
.ia-hero-intro{font-size:1.08rem;line-height:1.85;margin:1.2rem auto 0;max-width:800px;text-align:center}
.technical-hub-search{background:#fff;border-radius:8px;box-shadow:0 18px 42px rgba(0,27,61,.2);margin:2rem auto 0;max-width:760px;padding:1rem}
.technical-hub-search label{color:#003366;display:block;font-size:.9rem;font-weight:800;margin:0 0 .5rem}
.technical-hub-search div{display:flex;gap:.7rem}
.technical-hub-search input{border:1px solid #cfdbe7;border-radius:6px;color:#003366;flex:1;font:inherit;min-height:48px;padding:0 1rem}
.technical-hub-search input:focus{border-color:#c41e20;box-shadow:0 0 0 3px rgba(196,30,32,.12);outline:none}
.technical-hub-search button,.ia-button-link{background:#c41e20;border:1px solid #c41e20;border-radius:6px;color:#fff;cursor:pointer;font:inherit;font-weight:800;padding:.78rem 1.05rem;text-decoration:none}
.ia-section{padding:4.7rem 0}
.ia-section-tight{padding-top:3.8rem}
.ia-section-muted{background:#f7fafc}
.ia-section-cta{padding-top:1rem}
.ia-section-heading{margin-bottom:1.8rem;max-width:760px}
.ia-section-heading-row{align-items:end;display:flex;justify-content:space-between;max-width:none}
.ia-section-heading h2{color:#003366;font-size:clamp(1.85rem,3vw,2.65rem);line-height:1.2;margin:0}
.ia-section-heading p:not(.eyebrow){color:#536170;line-height:1.8;margin:1rem 0 0}
.eyebrow{color:#c41e20;font-size:.78rem;font-weight:800;letter-spacing:.04em;margin:0 0 .7rem;text-transform:uppercase}
.ia-hero .eyebrow,.ia-topic-hero .eyebrow{color:#f3b3b4;text-align:center}
.ia-quick-grid,.ia-card-grid{display:grid;gap:1rem;grid-auto-rows:1fr;grid-template-columns:repeat(4,minmax(0,1fr))}
.ia-card-grid{grid-template-columns:repeat(4,minmax(0,1fr))}
.ia-card{background:#fff;border:1px solid #e1e9f1;border-radius:8px;box-shadow:0 10px 26px rgba(0,27,61,.05);box-sizing:border-box;display:flex;flex-direction:column;height:100%;padding:1.35rem}
.ia-card-index,.ia-topic-number{color:#9bb2ca;font-size:1.35rem;font-weight:800;line-height:1}
.ia-card h3{font-size:1.12rem;line-height:1.4;margin:.8rem 0 .55rem}
.ia-card h3 a{color:#003366;text-decoration:none}
.ia-card p,.ia-topic-card p,.ia-video-card p{color:#536170;line-height:1.7;margin:0}
.ia-text-link{color:#c41e20;font-size:.9rem;font-weight:800;margin-top:auto;padding-top:1rem;text-decoration:none}
.ia-topic-grid{align-items:stretch;display:grid;gap:1rem;grid-auto-rows:1fr;grid-template-columns:repeat(3,minmax(0,1fr))}
.ia-topic-card{background:#fff;border:1px solid #dce6ef;border-radius:8px;box-sizing:border-box;display:flex;flex-direction:column;height:100%;min-height:260px;padding:1.6rem}
.ia-topic-card h3{color:#003366;font-size:1.3rem;margin:.9rem 0 .7rem}
.ia-topic-card p{flex:1;margin:0 0 1.2rem}
.ia-topic-card .ia-button-link{align-self:flex-start;display:inline-flex;margin-top:auto;min-width:96px}
.ia-button-link{display:inline-flex;justify-content:center}
.ia-button-link:hover,.technical-hub-search button:hover{background:#a8181a;border-color:#a8181a}
.ia-outline-link{border:1px solid #c41e20;border-radius:6px;color:#c41e20;font-weight:800;padding:.72rem 1rem;text-decoration:none;white-space:nowrap}
.ia-application-grid{display:grid;gap:.8rem;grid-template-columns:repeat(4,minmax(0,1fr))}
.ia-application-link{background:#fff;border:1px solid #dce6ef;border-radius:8px;display:flex;flex-direction:column;gap:.45rem;padding:1.2rem;text-decoration:none}
.ia-application-link span{color:#9bb2ca;font-size:.8rem;font-weight:800}
.ia-application-link strong{color:#003366;font-size:1.05rem}
.ia-application-link small{color:#536170;line-height:1.55}
.ia-video-grid{display:grid;gap:1rem;grid-template-columns:repeat(3,minmax(0,1fr))}
.ia-video-card{background:#f6f9fc;border:1px solid #dce6ef;border-radius:8px;padding:1.35rem;text-decoration:none}
.ia-video-card>span{color:#c41e20;font-size:.78rem;font-weight:800}
.ia-video-card h3{color:#003366;font-size:1.15rem;line-height:1.4;margin:.65rem 0 .6rem}
.ia-video-card strong{color:#c41e20;display:block;font-size:.9rem;margin-top:1rem}
.ia-cta-panel{align-items:center;background:#f6f9fc;border:1px solid #dce6ef;border-left:4px solid #c41e20;border-radius:8px;display:grid;gap:1.5rem;grid-template-columns:minmax(0,1.5fr) minmax(260px,.8fr);padding:1.7rem}
.ia-cta-panel h2{color:#003366;font-size:clamp(1.6rem,2.5vw,2.25rem);line-height:1.25;margin:0}
.ia-cta-panel p:not(.eyebrow){color:#536170;line-height:1.75;margin:1rem 0 0}
.ia-cta-actions{display:grid;gap:.65rem}
.ia-cta-actions .ia-button-link:not(.ia-button-primary){background:#fff;color:#003366}
.ia-topic-intro{align-items:center;background:#f6f9fc;border:1px solid #dce6ef;border-radius:8px;display:flex;gap:1.2rem;justify-content:space-between;margin-bottom:3rem;padding:1.2rem 1.4rem}
.ia-topic-intro p{color:#536170;line-height:1.7;margin:0}
.ia-subtopic{margin-bottom:3.5rem}
.ia-faq-panel{background:#f6f9fc;border:1px solid #dce6ef;border-radius:8px;margin-top:3rem;padding:1.7rem}
.ia-faq-list{display:grid;gap:.7rem}
.ia-faq-list details{background:#fff;border:1px solid #e1e9f1;border-radius:6px;padding:1rem 1.1rem}
.ia-faq-list summary{color:#003366;cursor:pointer;font-weight:800}
.ia-faq-list p{color:#536170;line-height:1.75;margin:.8rem 0 0}
.ia-bottom-cta{align-items:center;border-top:1px solid #dce6ef;display:flex;gap:1rem;margin-top:3rem;padding-top:1.5rem}
.ia-bottom-cta strong{color:#003366}
.ia-bottom-cta span{color:#536170;flex:1;line-height:1.6}
.ia-bottom-cta a{color:#c41e20;font-weight:800;text-decoration:none;white-space:nowrap}
@media(max-width:1050px){.ia-quick-grid,.ia-card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.ia-topic-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.ia-application-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:720px){.ia-hero,.ia-topic-hero{padding:3rem 0}.ia-hero h1,.ia-topic-hero h1{font-size:2.25rem}.ia-hero .breadcrumbs,.ia-topic-hero .breadcrumbs{font-size:.88rem;justify-content:flex-start;overflow:auto;white-space:nowrap}.technical-hub-search div,.ia-section-heading-row,.ia-topic-intro,.ia-bottom-cta{align-items:stretch;flex-direction:column}.technical-hub-search div{display:flex}.technical-hub-search button{width:100%}.ia-quick-grid,.ia-card-grid,.ia-topic-grid,.ia-application-grid,.ia-video-grid,.ia-cta-panel{grid-template-columns:1fr}.ia-section{padding:3.6rem 0}.ia-outline-link{display:inline-flex;align-self:flex-start}.ia-topic-intro{gap:.8rem}.ia-bottom-cta{display:flex}.ia-bottom-cta a{white-space:normal}}

.ia-card:focus-within,.ia-topic-card:focus-within,.ia-video-card:focus-visible,.ia-application-link:focus-visible{outline:3px solid rgba(196,30,32,.18);outline-offset:2px}