.bi-section{max-width:1100px;margin:32px auto;padding:20px;color:#3b352d}.bi-section h2{font-size:24px}.bi-rail{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;gap:16px}.bi-card{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);background:#f4eee4;border-radius:18px;overflow:hidden;flex:0 0 100%;scroll-snap-align:start}.bi-card img{width:100%;height:420px;object-fit:contain;background:#e6dccd}.bi-card>div{padding:32px;align-self:center}.bi-card h3{font-size:28px;line-height:1.4}.bi-card small,.bi-detail small,.bi-note{color:#756b5c}.bi-detail{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:28px;margin-top:24px}.bi-detail img{width:100%;height:auto;border-radius:14px}.bi-detail h1{font-size:32px;line-height:1.4}.bi-detail .actions{display:flex;gap:12px;flex-wrap:wrap}.bi-note{font-size:13px;line-height:1.6}@media(max-width:600px){.bi-section{padding:16px;margin:16px auto}.bi-card{grid-template-columns:1fr;flex-basis:88%}.bi-card img{height:auto}.bi-card>div{padding:18px}.bi-card h3{font-size:23px}.bi-detail{grid-template-columns:1fr;gap:20px}.bi-detail h1{font-size:26px}.bi-detail .actions a{display:block;width:100%}}