.bt-tech-hero{background:var(--brand-primary-dark);padding:var(--spacing-xxl) 0 var(--spacing-xl)}.bt-tech-hero h1{color:#fff;font-size:2.25rem;margin-bottom:var(--spacing-sm)}.bt-tech-hero-sub{color:rgba(255,255,255,.8);font-size:1.05rem;max-width:640px}.bt-tech-block{border:1px solid var(--brand-border);padding:var(--spacing-lg);border-radius:var(--radius);height:100%;background:#fff}.bt-tech-number{font-size:2rem;font-weight:800;color:var(--brand-bg-alt);line-height:1;margin-bottom:var(--spacing-sm)}.bt-tech-block h3{font-size:1.15rem;margin-bottom:var(--spacing-sm)}.bt-tech-block p{font-size:.88rem;color:var(--brand-text-secondary);line-height:1.6;margin-bottom:var(--spacing-sm)}.bt-spec-list{list-style:none;padding:0;margin:0}.bt-spec-list li{font-size:.82rem;color:var(--brand-text);padding:6px 0;border-top:1px solid var(--brand-bg-alt)}.bt-spec-list li strong{color:var(--brand-text);font-weight:600}.bt-lab-card{border:1px solid var(--brand-border);padding:var(--spacing-md);border-radius:var(--radius);background:#fff;height:100%}.bt-lab-card h4{font-size:.95rem;margin-bottom:var(--spacing-xs);color:var(--brand-primary)}.bt-lab-card p{font-size:.82rem;color:var(--brand-text-secondary);margin:0;line-height:1.55}.bt-resource-card{border:1px solid var(--brand-border);padding:var(--spacing-md);border-radius:var(--radius);background:#fff;height:100%;display:flex;flex-direction:column}.bt-resource-type{display:inline-block;font-size:.68rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--brand-secondary);background:rgba(0,172,193,.08);padding:4px 8px;margin-bottom:var(--spacing-sm);align-self:flex-start}.bt-resource-card h4{font-size:.95rem;margin-bottom:var(--spacing-xs)}.bt-resource-card p{font-size:.82rem;color:var(--brand-text-secondary);line-height:1.55;flex:1}.bt-resource-card .bt-btn-secondary{font-size:.78rem;padding:6px 16px;align-self:flex-start}@media (max-width:991.98px){.bt-tech-hero h1{font-size:1.75rem}}