.ex-page{max-width:1640px;margin:0 auto}.ex-head{margin-bottom:6px}.ex-head h1{font-size:24px;font-weight:600;margin:0 0 6px;color:var(--ds-foreground)}.ex-desc{margin:0 0 22px;font-size:14px;line-height:1.55;color:var(--ds-muted-fg);max-width:720px}.ex-rail{margin-bottom:34px}.ex-rail-head{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:14px}.ex-rail-title{margin:0;font-size:17px;font-weight:600;letter-spacing:-.01em;color:var(--ds-foreground)}.ex-rail-count{font-size:12.5px;color:var(--ds-muted-fg);flex-shrink:0}.ex-rail-wrap{position:relative}.ex-rail-track{display:flex;gap:18px;overflow-x:auto;scroll-behavior:smooth;padding:6px 2px 10px;margin:-6px -2px -10px;scrollbar-width:none}.ex-rail-track::-webkit-scrollbar{display:none}.ex-rail-track .ex-card{flex:0 0 268px;width:268px}.ex-nav{position:absolute;top:calc(50% - 22px);transform:translateY(-50%);z-index:6;width:40px;height:40px;border-radius:999px;border:1px solid var(--ds-border);background:var(--ds-card);color:var(--ds-foreground);display:grid;place-items:center;cursor:pointer;box-shadow:0 6px 22px rgba(16,24,40,.12);transition:opacity .18s,background .14s}.ex-nav:hover{background:var(--ds-muted)}.ex-nav.left{left:-12px}.ex-nav.right{right:-12px}.ex-nav.hide{opacity:0;pointer-events:none}.ex-card{position:relative;border:1px solid var(--ds-border);background:var(--ds-card);border-radius:13px;overflow:hidden;transition:box-shadow .16s,transform .16s}.ex-card:hover{box-shadow:0 6px 22px rgba(16,24,40,.1);transform:translateY(-2px)}.ex-card-thumb{position:relative;aspect-ratio:4/3;width:100%;border-bottom:1px solid var(--ds-border);overflow:hidden;background:repeating-linear-gradient(45deg,transparent 0 18px,rgba(127,127,127,.1) 18px 36px),var(--ds-muted)}.ex-card-thumb img{width:100%;height:100%;-o-object-fit:cover;object-fit:cover;display:block}.ex-card-ov{position:absolute;inset:0;z-index:2;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;background:rgba(16,20,28,.55);opacity:0;transition:opacity .18s}.ex-card:focus-within .ex-card-ov,.ex-card:hover .ex-card-ov{opacity:1}.ex-ov-btn{min-width:132px;height:38px;padding:0 16px;border-radius:9px;font:inherit;font-size:13.5px;font-weight:500;cursor:pointer;transition:background .14s}.ex-ov-btn.primary{background:var(--ds-primary);color:#fff;border:1px solid var(--ds-primary)}.ex-ov-btn.primary:hover{background:#1f6fd0}.ex-ov-btn.ghost{background:rgba(255,255,255,.92);color:#1f2430;border:1px solid rgba(255,255,255,.6)}.ex-ov-btn.ghost:hover{background:#fff}.ex-card-meta{display:flex;flex-direction:column;gap:3px;padding:11px 13px 13px}.ex-card-name{font-size:14px;font-weight:500;color:var(--ds-foreground);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.ex-card-cat{font-size:12px;color:var(--ds-muted-fg)}