/* v22.16: homepage communication and narrow-screen layout. */
.situations-section { background: #f4f6f8; border-bottom: 1px solid var(--line); }
.situations-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 24px; }
.situation-card { min-width: 0; padding: 28px; border: 1px solid var(--line); border-top: 3px solid var(--navy); border-radius: 6px; background: white; }
.situation-number { margin-bottom: 20px; color: #ad3927; font-size: .78rem; font-weight: 700; }
.situation-card h3 { font-size: 1.3rem; line-height: 1.3; letter-spacing: -.025em; margin-bottom: 16px; overflow-wrap: break-word; }
.situation-card > p:not(.situation-number) { font-size: .96rem; line-height: 1.7; }
.situation-change { margin: 20px 0 0; padding-top: 18px; border-top: 1px solid var(--line); }
.situations-next { margin: 28px 0 0; }
#situations-title { scroll-margin-top: 100px; }
@media (max-width: 900px) {
 .situations-grid { grid-template-columns: minmax(0,1fr); gap: 18px; }
 .situation-card { padding: 24px; }
 .situation-number { margin-bottom: 12px; }
}
@media (max-width: 760px) {
 .home-page.technical-design .hero-v22 { padding: 36px 0 32px; }
 .home-page.technical-design .hero-v22 h1 { font-size: clamp(2.1rem,8.5vw,3.2rem); }
 .home-page.technical-design .hero-copy .lead { margin: 22px 0; }
 .home-page .hero-actions { flex-direction: column; align-items: stretch; }
 .home-page .hero-actions .button { width: 100%; white-space: normal; }
 .home-page.technical-design .process-art { flex-basis: 100%; max-width: 260px; }
 .home-page .main-nav.is-open { max-height: calc(100dvh - 80px); overflow-y: auto; }
 .home-page .ka-enquiry button { width: 100%; }
}