.proof-rail{display:flex;gap:1.5rem;overflow-x:auto;scroll-snap-type:x mandatory;scroll-padding-left:.25rem;-webkit-overflow-scrolling:touch;scrollbar-width:none}.proof-rail::-webkit-scrollbar{display:none}.proof-rail-card{scroll-snap-align:start}@media (min-width:640px){.proof-rail-viewport{-webkit-mask-image:linear-gradient(90deg,transparent 0,#000 2.5%,#000 92%,transparent);mask-image:linear-gradient(90deg,transparent 0,#000 2.5%,#000 92%,transparent)}}.proof-rail-quote-mark{color:var(--oracle-heading);opacity:.24}.proof-rail-quote{-webkit-line-clamp:6}.proof-rail-context,.proof-rail-quote{display:-webkit-box;-webkit-box-orient:vertical;overflow:hidden}.proof-rail-context{-webkit-line-clamp:2}.proof-rail-tag{display:inline-flex;align-items:center;min-height:28px;padding:6px 10px;border:1px solid var(--oracle-hairline);border-radius:999px;background:rgba(var(--surface-rgb),.55);color:var(--oracle-heading);font-size:12px;font-weight:600;white-space:nowrap}@media (prefers-reduced-motion:reduce){.proof-rail{scroll-behavior:auto}}