:root{--bg:#f5f6f8;--card:#fff;--ink:#1b2236;--muted:#7a8499;--line:#e7eaf0;--brand:#3b5bdb;--green:#08b60b;--gold:#f5c518}
*{box-sizing:border-box}
html,body{margin:0;padding:0;overflow-x:hidden}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Noto Sans Bengali","Noto Sans",Arial,sans-serif;background:#fff;color:var(--ink);padding-bottom:calc(84px + env(safe-area-inset-bottom))}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.appbar{position:sticky;top:0;z-index:40;background:#fff;border-bottom:1px solid var(--line);height:56px;display:flex;align-items:center;gap:8px;padding:0 8px;box-shadow:0 1px 6px rgba(13,27,62,.05)}
.ab-btn{width:44px;height:44px;border:0;background:none;color:var(--brand);display:flex;align-items:center;justify-content:center;cursor:pointer;flex:0 0 44px}
.ab-btn svg{width:26px;height:26px}
.ab-title{flex:1;text-align:center;font-weight:700;font-size:17px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.page{max-width:760px;margin:0 auto}
.hero-img{background:#e9ebf0;aspect-ratio:16/9;overflow:hidden}
.hero-img img{width:100%;height:100%;object-fit:cover}
.seller{display:flex;align-items:center;gap:14px;padding:14px 16px;border-bottom:1px solid var(--line)}
.sv-av{width:52px;height:52px;border-radius:50%;background:#e6eefc;color:#3a7bd5;font-weight:800;font-size:22px;display:flex;align-items:center;justify-content:center;border:3px solid #3a7bd5}
.sv-name{font-size:19px;font-weight:700;display:flex;align-items:center;gap:7px}
.dot{width:10px;height:10px;border-radius:50%;background:#2fc25b;display:inline-block}
.sv-rate{color:#f5a300;font-weight:700;font-size:18px;margin-top:2px}
.infobox{margin:16px;background:#f1f1f1;border-radius:10px;padding:14px 16px;display:flex;justify-content:space-between;align-items:center;gap:12px}
.ib-col{font-size:16px;line-height:1.7;color:#444}
.ib-col b{color:#222}
.ib-price{font-size:22px;font-weight:800;color:var(--green);text-align:right;white-space:nowrap}
.ib-price small{display:block;font-size:12px;font-weight:600;color:var(--muted)}
.title{font-size:28px;line-height:1.2;font-weight:700;margin:22px 16px 14px}
.body{padding:0 16px;font-size:17px;line-height:1.55}
.body.clamp{max-height:300px;overflow:hidden;-webkit-mask-image:linear-gradient(#000 70%,transparent);mask-image:linear-gradient(#000 70%,transparent)}
.rich p,.rich ul,.rich ol{margin:0 0 14px}
.rich img{height:auto;border-radius:8px}
.rich a{color:var(--brand)}
.rich-h{font-size:17px;margin:18px 0 8px}
.tags a{color:var(--brand);margin-right:8px;font-size:15px}
.showmore{display:flex;align-items:center;gap:6px;margin:12px auto 18px;border:0;background:none;color:var(--brand);font-size:17px;cursor:pointer}
.showmore svg{width:20px;height:20px;transition:transform .2s}
.showmore.open svg{transform:rotate(180deg)}
.shots{display:flex;gap:10px;overflow-x:auto;padding:0 16px 14px;scrollbar-width:none}
.shots::-webkit-scrollbar{display:none}
.shots a{flex:0 0 min(260px,72vw);border-radius:10px;overflow:hidden;background:#e9ebf0}
.guarantee{margin:18px 16px;border:2px solid var(--gold);border-radius:14px;padding:18px 20px}
.guarantee h2{margin:0 0 8px;font-size:21px}
.guarantee p{margin:0;font-size:17px;line-height:1.45}
.blk{padding:20px 16px;border-top:10px solid #f3f3f3}
.blk h2{font-size:22px;margin:0 0 14px}
.muted{color:var(--muted)}
.faq{border-bottom:1px solid var(--line);padding:12px 0}
.faq summary{font-weight:600;cursor:pointer;font-size:16px}
.faq div{padding-top:8px;line-height:1.55;color:#444}
.rev{padding:12px 0;border-bottom:1px solid var(--line)}
.rev-top{display:flex;justify-content:space-between;font-size:15px}
.rev-top span{color:var(--muted);font-size:13px}
.stars{color:#f5a300;margin:2px 0}
.rev p{margin:4px 0 0;line-height:1.5}
.revform{margin-top:16px}
.revform summary{color:var(--brand);font-weight:600;cursor:pointer}
.revform form{display:flex;flex-direction:column;gap:10px;margin-top:12px}
.revform input,.revform select,.revform textarea{font:inherit;padding:11px 12px;border:1px solid #d5dae3;border-radius:10px;background:#fff}
.revform button{border:0;background:var(--brand);color:#fff;font-weight:700;padding:12px;border-radius:10px;font-size:16px;cursor:pointer}
.slider{display:flex;gap:12px;overflow-x:auto;scrollbar-width:none;margin:0 -16px;padding:0 16px 6px}
.slider::-webkit-scrollbar{display:none}
.mcard{flex:0 0 min(250px,70vw);background:#fff;border-radius:12px;box-shadow:0 2px 10px rgba(13,27,62,.09);overflow:hidden;display:flex;flex-direction:column}
.mcard img{aspect-ratio:16/10;object-fit:cover;width:100%;background:#e9ebf0}
.mn{padding:10px 12px 4px;font-weight:600;font-size:15px;line-height:1.35;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:46px}
.mp{padding:0 12px 12px;font-weight:800;color:var(--green)}
.cta{position:fixed;left:0;right:0;bottom:0;z-index:50;padding:12px 16px calc(12px + env(safe-area-inset-bottom));background:linear-gradient(transparent,#fff 35%)}
.cta button{display:block;width:100%;max-width:728px;margin:0 auto;height:52px;border:0;border-radius:10px;background:var(--green);color:#fff;font-size:19px;font-weight:700;cursor:pointer;box-shadow:0 4px 14px rgba(8,182,11,.3)}
.sheet-bg{position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:60}
.sheet{position:fixed;left:0;right:0;bottom:0;z-index:70;background:#fff;border-radius:18px 18px 0 0;padding:20px 16px calc(20px + env(safe-area-inset-bottom));max-width:760px;margin:0 auto}
.sheet[hidden],.sheet-bg[hidden]{display:none}
.sheet-h{font-size:20px;font-weight:800}
.sheet-s{color:#0a7a3d;font-weight:600;margin:6px 0 14px}
.opt{display:block;text-align:center;padding:14px;border-radius:10px;color:#fff;font-weight:700;font-size:17px;margin-top:10px}
.opt.wa{background:#25d366}.opt.tg{background:#2aa3e0}.opt.em{background:#5b6479}.opt.kw{background:#0a8f3c}
@media(min-width:900px){.hero-img{border-radius:0 0 14px 14px}}
.fav{display:flex;align-items:center;gap:8px;border:1px solid #ddd;background:#fff;border-radius:10px;padding:10px 14px;font-size:20px;color:#666;cursor:pointer}
.fav svg{width:28px;height:28px;color:#777}
.fav.on svg{color:#e0455a;fill:#e0455a}
.fav.on{border-color:#f3b8c0}
.infobox{flex-wrap:wrap}
.sheet.share{padding-top:10px}
.grab{width:44px;height:4px;border-radius:4px;background:#ccc;margin:0 auto 18px}
.sh-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px 4px;margin-bottom:10px}
.sh-i{display:flex;flex-direction:column;align-items:center;gap:6px;font-size:13px;color:#333}
.sh-i span{width:58px;height:58px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:20px}
.sh-act{display:block;width:100%;border:0;background:none;color:var(--brand);font-size:20px;font-weight:600;padding:16px;cursor:pointer}