/* ---------- Khối trang nhánh ---------- */
.crumb{color:var(--muted)}
.crumb b{color:var(--ink)}
.pgh{display:grid;grid-template-columns:1fr 1.2fr;gap:28px;align-items:center}
.pgh .ph{height:200px}
.mobile .pgh{grid-template-columns:1fr;gap:12px}.mobile .pgh .ph{height:130px}
.fbar{display:flex;justify-content:space-between;align-items:center;gap:14px;border-bottom:1px solid var(--line);padding-bottom:12px;flex-wrap:wrap}
.fchips{display:flex;gap:8px;flex-wrap:wrap}
.fchips>*{border:1px solid var(--line);border-radius:999px;padding:6px 14px;font-size:12.5px;cursor:pointer;background:#fff}
.fchips>.on{background:var(--ink);color:#fff;border-color:var(--ink)}
.mobile .fchips{flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none;width:100%}
.mobile .fchips::-webkit-scrollbar{display:none}
.mobile .fchips>*{white-space:nowrap;flex:none;font-size:11.5px;padding:6px 12px}
.fsort{display:flex;gap:16px;align-items:center;font-size:13px}
.fsel{border:1px solid var(--line);border-radius:6px;padding:6px 10px;cursor:pointer}
.pg4 .card .ph.img{aspect-ratio:1;height:auto!important}
.pager{display:flex;gap:6px;justify-content:center;margin-top:24px}
.pager span{min-width:34px;height:34px;border:1px solid var(--line);border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:13px;cursor:pointer}
.pager span.on{background:var(--ink);color:#fff;border-color:var(--ink)}
.pdh{display:grid;grid-template-columns:1.05fr 1fr;gap:36px}
.mobile .pdh{grid-template-columns:1fr;gap:16px}
.pd-main{aspect-ratio:1;height:auto!important}
.pd-thumbs-w{position:relative;margin-top:8px}
.pd-thumbs{display:flex;flex-wrap:nowrap;gap:8px;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none;margin-top:8px}
.pd-thumbs-w .pd-thumbs{margin-top:0}
.pd-thumbs::-webkit-scrollbar{display:none}
.pd-thumbs .ph{flex:0 0 calc((100% - 24px)/4);aspect-ratio:1;height:auto!important;font-size:10px;scroll-snap-align:start;cursor:pointer;border:2px solid transparent}
.pd-thumbs .ph.on{border-color:var(--ink)}
.mobile .pd-thumbs .ph{flex-basis:calc((100% - 16px)/3.5)}
.tharr{position:absolute;top:50%;transform:translateY(-50%);z-index:2;width:28px;height:28px;border-radius:50%;border:1px solid var(--line);background:#fff;box-shadow:0 1px 4px rgba(0,0,0,.12);font-size:16px;line-height:1}
.tharr.l{left:-10px}.tharr.r{right:-10px}
.mobile .tharr{display:none}
.pd-info{display:flex;flex-direction:column;gap:10px}
.pd-name{font-size:24px!important;font-weight:700;line-height:1.3}
.mobile .pd-name{font-size:20px!important}
.pd-desc{font-size:14px;color:var(--muted);line-height:1.6}
.pd-price{display:flex;flex-direction:column;gap:8px;padding:12px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.pd-price .pp{display:flex;align-items:baseline;gap:6px;flex-wrap:wrap}
.pd-price .pp>.small:first-child{flex:0 0 230px}
@media (max-width:600px){.pd-price .pp>.small:first-child{flex-basis:100%}}
.pd-price b{font-size:20px;color:var(--ui)}
.pd-price .pp:first-child b{font-size:24px}
.pd-btns{display:flex;gap:8px;flex-wrap:wrap}
.pd-btns .btn{padding:10px 18px}
.pd-ben{border:1px solid var(--line);border-radius:10px;padding:10px 14px;display:flex;flex-direction:column;gap:6px;font-size:13px;background:var(--paper)}
.pdt .ctabs{border-bottom:1px solid var(--line);padding-bottom:12px;margin-bottom:18px}
.pd-row{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:center;margin-bottom:22px}
.mobile .pd-row{grid-template-columns:1fr;gap:10px}
.pd-row .ph{height:240px}.mobile .pd-row .ph{height:170px}
.pd-row h4{font-size:17px;margin-bottom:6px}
.spec{width:100%;border-collapse:collapse;font-size:13.5px}
.spec td{border:1px solid var(--line);padding:9px 12px}
.spec td:first-child{background:var(--paper);font-weight:600;width:34%}
.rv-sum{display:flex;align-items:center;gap:14px;padding:14px;border:1px solid var(--line);border-radius:10px;margin-bottom:12px}
.rv-sum .big{font-size:32px}
.pdrv{display:flex;flex-direction:column;gap:10px}
.pdrv>div{display:flex;gap:12px;border-bottom:1px solid var(--line);padding-bottom:10px}
.pdrv .ph{width:72px;height:72px!important;flex:none;font-size:9px}
.faq{display:flex;flex-direction:column;gap:8px}
.faq details{border:1px solid var(--line);border-radius:8px;padding:10px 14px;background:#fff}
.faq summary{font-weight:600;cursor:pointer;font-size:14px}
.faq details>div{margin-top:8px;font-size:13.5px;color:var(--muted)}
.todo{border:2px dashed var(--line);border-radius:12px;padding:40px 20px;text-align:center;color:var(--muted);font-size:14px}
.empty{padding:60px;text-align:center;color:var(--muted)}
@media(max-width:800px){#panel{display:none}}
@media(prefers-reduced-motion:reduce){#page{transition:none}}