.whitepaper-hero .shell { max-width: var(--shell); }
.whitepaper-hero-layout { display: grid; grid-template-columns: 1.1fr .9fr; align-items: center; gap: clamp(2.5rem, 6vw, 5rem); }
.whitepaper-hero h1 { max-width: 14ch; }
.whitepaper-hero h1 + p { max-width: 40rem; font-size: clamp(1rem, 1.6vw, 1.12rem); }
.whitepaper-hero-image { margin: 0; border: 1px solid rgba(255,255,255,.14); }
.whitepaper-hero-image img { display: block; width: 100%; height: auto; }
.whitepaper-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid rgba(6,34,48,.18); border-left: 1px solid rgba(6,34,48,.18); }
.whitepaper-card { display: flex; flex-direction: column; gap: 1.6rem; padding: clamp(1.5rem, 3vw, 2.2rem); border-right: 1px solid rgba(6,34,48,.18); border-bottom: 1px solid rgba(6,34,48,.18); background: rgba(255,255,255,.54); transition: background 180ms ease; }
.whitepaper-card:hover { background: var(--white); }
.whitepaper-card img { display: block; width: min(100%, 15rem); height: auto; margin-inline: auto; box-shadow: 0 .8rem 2rem rgba(6,34,48,.22); }
.whitepaper-card-body { display: flex; flex: 1; flex-direction: column; gap: .8rem; }
.whitepaper-card-body > span { color: var(--orange); font-family: var(--mono); font-size: .68rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; }
.whitepaper-card h2 { margin: 0; color: var(--petrol); font-size: clamp(1.3rem, 2vw, 1.6rem); line-height: 1.2; }
.whitepaper-card em { color: #53636c; font-size: .88rem; }
.whitepaper-card p { margin: 0; color: #384750; line-height: 1.7; }
.whitepaper-card .inline-link { align-self: flex-start; margin-top: auto; padding-top: .4rem; color: var(--petrol); }
.whitepaper-contact { padding-top: 0; }
.whitepaper-contact .subpage-heading { margin-bottom: clamp(2rem, 4vw, 3rem); }
.whitepaper-contact .subpage-heading h2 { font-size: clamp(1.8rem, 3.4vw, 2.8rem); }
.whitepaper-contact .subpage-heading p:last-child { max-width: 46rem; line-height: 1.7; }
@media (max-width: 900px) {
  .whitepaper-hero-layout, .whitepaper-grid { grid-template-columns: 1fr; }
}