/* হালখাতা শপ — ব্র্যান্ড: নীল (--brand) আর কমলা (--accent), লোগো থেকে */
:root{--brand:#0b84c6;--accent:#f7941d;--ink:#17202a;--muted:#5f6b76;--line:#e3e8ee;--bg:#f5f7fa;--card:#fff;--good:#14804a;--bad:#c0392b;--r:14px;color-scheme:light}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.6 "Hind Siliguri",system-ui,-apple-system,"Segoe UI",sans-serif}
a{color:var(--brand);text-decoration:none}a:hover{text-decoration:underline}
img{max-width:100%;display:block}
.wrap{max-width:1240px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
.muted{color:var(--muted)}.small{font-size:13.5px}.good{color:var(--good)}.bad{color:var(--bad)}
.notice{background:var(--accent);color:#fff;text-align:center;padding:7px 16px;font-weight:600;font-size:14.5px}

/* header */
.top{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;box-shadow:0 2px 14px rgba(15,40,70,.05)}
.topin{display:flex;align-items:center;gap:18px;padding-block:12px}
.logo{flex:none;display:flex;align-items:center}.logo img{height:46px;width:auto}.logo b{font-size:22px;color:var(--brand)}
.search{flex:1;display:flex;min-width:0;border:1.5px solid var(--line);border-radius:999px;overflow:hidden;background:#f9fbfc;transition:border-color .15s}
.search:focus-within{border-color:var(--brand);background:#fff}
.search input{flex:1;min-width:0;border:0;background:transparent;padding:11px 18px;font:inherit;outline:0}
.search button{border:0;background:var(--brand);color:#fff;width:52px;display:grid;place-items:center;cursor:pointer}
.search svg,.cartbtn svg{width:20px;height:20px}
.tnav{display:flex;align-items:center;gap:16px;flex:none}
.tnav a{color:var(--ink);font-weight:500;font-size:15px}.tnav a[aria-current]{color:var(--brand)}
.cartbtn{position:relative;width:44px;height:44px;border-radius:50%;background:#eef6fb;display:grid;place-items:center;color:var(--brand)!important}
.cartbtn span{position:absolute;top:-3px;right:-3px;background:var(--accent);color:#fff;font-size:12px;font-weight:700;min-width:20px;height:20px;border-radius:10px;display:grid;place-items:center;padding:0 5px}
.cats{border-top:1px solid var(--line);background:#fff}
.catsin{display:flex;gap:8px;overflow-x:auto;padding-block:9px;scrollbar-width:none}.catsin::-webkit-scrollbar{display:none}
.catsin a{flex:none;padding:6px 15px;border-radius:999px;background:#f1f4f7;color:var(--ink);font-size:14.5px;white-space:nowrap}
.catsin a:hover{text-decoration:none;background:#e6eef5}.catsin a[aria-current]{background:var(--brand);color:#fff}

main{padding-block:22px 40px;min-height:60vh}
.hero{background:linear-gradient(120deg,var(--brand),#0a5f93);color:#fff;border-radius:20px;padding:34px 32px;margin-bottom:26px;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;border-radius:50%;background:radial-gradient(circle,#ffd25e,var(--accent) 60%,transparent 61%);opacity:.9}
.hero>div{position:relative;z-index:1;max-width:640px}
.hero h1{margin:0 0 6px;font-size:clamp(26px,4vw,38px);line-height:1.2;text-wrap:balance}
.hero p{margin:0 0 16px;opacity:.92;font-size:17px}
.trust{display:flex;flex-wrap:wrap;gap:8px 18px;font-size:14.5px;font-weight:500}
.listhead{display:flex;align-items:baseline;gap:12px;justify-content:space-between;margin:6px 0 14px}
.listhead h2{margin:0;font-size:22px}

/* product grid */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:18px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;display:flex;flex-direction:column;transition:box-shadow .18s,transform .18s}
.card:hover{box-shadow:0 10px 28px rgba(15,40,70,.10);transform:translateY(-2px)}
.cimg{position:relative;aspect-ratio:1/1;background:#fff;display:grid;place-items:center;border-bottom:1px solid var(--line);max-width:100%}
.cimg img{width:100%;height:100%;object-fit:contain;padding:14px}
.noimg{width:100%;height:100%;display:grid;place-items:center;font-size:54px;font-weight:700;color:#b9c7d3;background:linear-gradient(135deg,#f3f7fa,#e7eef4)}
.noimg.big{aspect-ratio:1/1;font-size:110px;border-radius:var(--r)}
.badge{position:absolute;top:10px;left:10px;background:#5f6b76;color:#fff;font-size:12.5px;font-weight:600;padding:2px 10px;border-radius:999px}
.badge.sale{background:var(--accent)}
.card.out .cimg img{opacity:.55}
.cbody{padding:12px 14px 14px;display:flex;flex-direction:column;gap:6px;flex:1}
.cname{color:var(--ink);font-weight:600;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:2.8em}
.cwar{font-size:13px;color:var(--good);font-weight:500}
.cprice{display:flex;align-items:baseline;gap:8px;margin-top:auto}.cprice b{font-size:19px;color:var(--ink)}.cprice s{color:var(--muted);font-size:14px}
.addf{margin:0}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:0;border-radius:10px;background:var(--brand);color:#fff;font:inherit;font-weight:600;padding:10px 18px;cursor:pointer;width:100%;text-decoration:none!important;transition:filter .15s}
.btn:hover{filter:brightness(1.08)}.btn.dark{background:var(--accent)}.btn.ghost{background:#eef3f7;color:var(--ink)}.btn[disabled],.btn.disabled{opacity:.55;pointer-events:none}
.btn.block{width:100%}.btn.big{padding:14px 18px;font-size:17px}
.card .btn{padding:9px 12px;font-size:15px}

/* product page */
.crumb{font-size:14px;color:var(--muted);margin-bottom:12px}
.pd{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:34px;background:#fff;border:1px solid var(--line);border-radius:20px;padding:26px}
.gmain{aspect-ratio:1/1;border:1px solid var(--line);border-radius:var(--r);display:grid;place-items:center;overflow:hidden;background:#fff;max-width:100%}
.gmain img{width:100%;height:100%;object-fit:contain;padding:18px}
.gthumbs{display:flex;gap:10px;margin-top:12px;flex-wrap:wrap}
.gthumbs button{width:72px;height:72px;border:1.5px solid var(--line);border-radius:10px;background:#fff;padding:4px;cursor:pointer}
.gthumbs button[aria-current]{border-color:var(--brand)}.gthumbs img{width:100%;height:100%;object-fit:contain}
.pinfo h1{margin:0 0 10px;font-size:clamp(22px,3vw,30px);line-height:1.3;text-wrap:balance}
.pprice{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap;margin-bottom:16px}.pprice b{font-size:30px;color:var(--brand)}.pprice s{color:var(--muted)}
.save{background:#fff3e3;color:#b9650a;font-weight:600;font-size:14px;padding:2px 10px;border-radius:999px}
.facts{list-style:none;margin:0 0 18px;padding:0;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.facts li{display:flex;justify-content:space-between;gap:12px;padding:10px 14px;border-bottom:1px solid var(--line)}.facts li:last-child{border-bottom:0}.facts span{color:var(--muted)}.facts b{text-align:right}
.buy{display:grid;grid-template-columns:auto 1fr 1fr;gap:10px;align-items:stretch;margin-bottom:12px}
.qty{display:flex;border:1.5px solid var(--line);border-radius:10px;overflow:hidden}
.qty button{width:40px;border:0;background:#f1f4f7;font-size:20px;cursor:pointer}.qty input{width:52px;border:0;text-align:center;font:inherit;font-weight:600;-moz-appearance:textfield}
.qty input::-webkit-inner-spin-button{-webkit-appearance:none}
.desc{background:#fff;border:1px solid var(--line);border-radius:20px;padding:22px 26px;margin-top:22px}.desc h2{margin:0 0 10px;font-size:20px}.desctext{max-width:75ch}
section+section{margin-top:22px}

/* cart / checkout */
.ptitle{font-size:clamp(24px,3vw,30px);margin:0 0 16px}
.cartgrid,.cogrid{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:22px;align-items:start}
.cartlist{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.crow{display:grid;grid-template-columns:70px minmax(0,1fr) 74px 110px 36px;gap:14px;align-items:center;padding:14px 16px;border-bottom:1px solid var(--line)}.crow:last-child{border-bottom:0}
.crimg{width:70px;height:70px;border:1px solid var(--line);border-radius:10px;overflow:hidden;display:grid;place-items:center}.crimg img{width:100%;height:100%;object-fit:contain;padding:4px}.crimg .noimg{font-size:26px}
.crinfo{display:flex;flex-direction:column;min-width:0}.crinfo a{color:var(--ink)}
.crq input{width:70px;padding:8px;border:1.5px solid var(--line);border-radius:8px;font:inherit;text-align:center}
.crtot{text-align:right}.x{border:0;background:none;color:var(--muted);font-size:16px;cursor:pointer;width:32px;height:32px;border-radius:50%}.x:hover{background:#fdecea;color:var(--bad)}
.sum{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:18px;display:flex;flex-direction:column;gap:10px;position:sticky;top:140px}
.sum h2{margin:0 0 4px;font-size:19px}.srow{display:flex;justify-content:space-between;gap:12px;font-size:15px}.srow span{min-width:0}.srow.total{border-top:1px dashed var(--line);padding-top:10px;font-size:19px}
.cobox{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:20px;display:flex;flex-direction:column;gap:14px}.cobox h2{margin:0;font-size:19px}
label{display:flex;flex-direction:column;gap:5px;font-weight:600;font-size:14.5px}
input,textarea,select{font:inherit;font-weight:400;padding:11px 13px;border:1.5px solid var(--line);border-radius:10px;background:#fff;color:var(--ink);width:100%}
input:focus,textarea:focus{outline:0;border-color:var(--brand);box-shadow:0 0 0 3px rgba(11,132,198,.12)}
.opts{border:0;padding:0;margin:0;display:flex;flex-direction:column;gap:8px}.opts legend{font-weight:600;font-size:14.5px;margin-bottom:6px;padding:0}
.opt{flex-direction:row;align-items:center;gap:12px;border:1.5px solid var(--line);border-radius:12px;padding:11px 14px;cursor:pointer;font-weight:400}
.opt:has(input:checked){border-color:var(--brand);background:#f1f8fd}.opt input{width:18px;height:18px;flex:none;accent-color:var(--brand)}
.opt span{display:flex;flex-direction:column}.opt b{font-weight:600}.opt small{color:var(--muted)}
.alert{background:#fff4e5;border:1px solid #f3d3a5;color:#7a4a0c;padding:12px 16px;border-radius:12px;margin-bottom:16px}
.empty{background:#fff;border:1px dashed var(--line);border-radius:var(--r);padding:40px 20px;text-align:center;color:var(--muted)}
.okbox{display:flex;gap:16px;align-items:center;background:#ecf8f1;border:1px solid #bfe5cf;border-radius:16px;padding:18px 20px;margin-bottom:18px}
.okbox h1{margin:0;font-size:22px}.okbox p{margin:4px 0 0}.tick{flex:none;width:52px;height:52px;border-radius:50%;background:var(--good);color:#fff;display:grid;place-items:center;font-size:26px}

/* order + track */
.ord{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:20px;display:flex;flex-direction:column;gap:16px;max-width:760px}
.ordhead{display:flex;justify-content:space-between;gap:12px;align-items:flex-start;flex-wrap:wrap}.ordhead h2{margin:0;font-size:26px}
.paybadge{padding:5px 14px;border-radius:999px;font-weight:600;font-size:14px;background:#eef3f7}.paybadge.paid{background:#e3f5ea;color:var(--good)}.paybadge.failed{background:#fdecea;color:var(--bad)}.paybadge.pending{background:#fff4e5;color:#9a5b0b}
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:8px;counter-reset:s}
.steps li{counter-increment:s;font-size:14px;text-align:center;color:var(--muted);display:flex;flex-direction:column;align-items:center;gap:6px}
.steps li::before{content:counter(s);width:34px;height:34px;border-radius:50%;background:#eef3f7;display:grid;place-items:center;font-weight:700}
.steps li.done{color:var(--ink);font-weight:600}.steps li.done::before{content:"✔";background:var(--good);color:#fff}
.otab{width:100%;border-collapse:collapse}.otab td{padding:9px 4px;border-bottom:1px solid var(--line)}.otab .r{text-align:right;white-space:nowrap}.otab .tot td{font-weight:700;font-size:18px;border-bottom:0}
.narrowbox{max-width:520px;margin:0 auto}.stack{display:flex;flex-direction:column;gap:14px;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:20px;margin-bottom:16px}
.wcard{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:18px;border-top:5px solid var(--good)}.wcard.no{border-top-color:var(--bad)}
.wstat{font-size:20px;font-weight:700;margin-bottom:12px}.wcard.ok .wstat{color:var(--good)}.wcard.no .wstat{color:var(--bad)}.wcard h3{margin:6px 0 8px;font-size:16px}

/* footer */
.foot{background:#0f1d2b;color:#c8d3dd;margin-top:30px}
.footin{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:24px;padding-block:30px}
.foot b{color:#fff;font-size:16px}.foot p{margin:6px 0;font-size:14.5px}.foot a{color:#c8d3dd}
.copy{border-top:1px solid rgba(255,255,255,.1);padding-block:14px;font-size:13.5px;color:#8fa0b0}
.toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%);background:#17202a;color:#fff;padding:11px 20px;border-radius:12px;font-weight:600;z-index:50;box-shadow:0 10px 30px rgba(0,0,0,.25)}

@media (max-width:900px){
  .pd{grid-template-columns:1fr;padding:16px;gap:20px}
  .cartgrid,.cogrid{grid-template-columns:1fr}.sum{position:static}
}
@media (max-width:720px){
  .topin{flex-wrap:wrap;gap:10px}.logo img{height:38px}
  .search{order:3;flex-basis:100%}
  .tnav{margin-left:auto;gap:10px}.tnav a:not(.cartbtn){font-size:13.5px}
  .grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
  .cbody{padding:10px}.cprice b{font-size:16px}.cname{font-size:14.5px}
  .hero{padding:24px 20px}.hero::after{width:160px;height:160px;right:-50px;top:-50px}
  .crow{grid-template-columns:56px minmax(0,1fr) 36px;grid-template-areas:"i n x" "i q t"}
  .crow .crimg{grid-area:i;width:56px;height:56px}.crow .crinfo{grid-area:n}.crow .crq{grid-area:q}.crow .crtot{grid-area:t}.crow>form:last-child{grid-area:x}
  .buy{grid-template-columns:auto 1fr}.buy .dark{grid-column:1/-1}
  .steps li{font-size:12.5px}
}
[hidden]{display:none!important}

/* স্লাইডার */
.slider{position:relative;border-radius:20px;overflow:hidden;margin-bottom:26px;background:#dfe7ee;aspect-ratio:16/6;max-width:100%}
.strack{display:flex;height:100%;overflow-x:auto;scroll-snap-type:x mandatory;scroll-behavior:smooth;scrollbar-width:none}.strack::-webkit-scrollbar{display:none}
.slide{flex:0 0 100%;height:100%;scroll-snap-align:start;position:relative}
.slide a{display:block;height:100%;color:inherit;text-decoration:none!important}
.slide img{width:100%;height:100%;object-fit:cover}
.scap{position:absolute;left:0;bottom:0;right:0;padding:28px 34px;background:linear-gradient(transparent,rgba(5,20,35,.72));color:#fff}
.scap h2{margin:0;font-size:clamp(20px,3.2vw,36px);line-height:1.2;text-wrap:balance}.scap p{margin:4px 0 0;font-size:clamp(14px,1.6vw,18px);opacity:.92}
.sbtn{display:inline-block;margin-top:12px;background:var(--accent);color:#fff;font-weight:700;padding:8px 20px;border-radius:999px}
.sarr{position:absolute;top:50%;transform:translateY(-50%);width:42px;height:42px;border-radius:50%;border:0;background:rgba(255,255,255,.85);font-size:26px;line-height:1;cursor:pointer;color:var(--ink);box-shadow:0 4px 14px rgba(0,0,0,.15)}
.sarr.prev{left:14px}.sarr.next{right:14px}
.sdots{position:absolute;bottom:12px;left:0;right:0;display:flex;justify-content:center;gap:7px}
.sdots button{width:9px;height:9px;border-radius:5px;border:0;background:rgba(255,255,255,.6);cursor:pointer;padding:0;transition:width .2s}
.sdots button[aria-current]{width:26px;background:#fff}
/* ফ্ল্যাশ সেল */
.flash{background:linear-gradient(120deg,#fff3e1,#ffe9e4);border:1px solid #ffd8b5;border-radius:20px;padding:18px 18px 20px;margin-bottom:26px}
.flhead{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-bottom:14px}
.flhead h2{margin:0;font-size:24px;color:#c2410c}.flhead>a{margin-left:auto;font-weight:600}
.cd{display:inline-flex;align-items:center;gap:4px;font-variant-numeric:tabular-nums}.cd span{color:var(--muted);font-size:14px;margin-right:4px}
.cd b{background:#c2410c;color:#fff;border-radius:7px;padding:2px 8px;min-width:34px;text-align:center;font-size:17px}.cd i{font-style:normal;color:#c2410c;font-weight:700;font-size:13px}
.cd.small b{font-size:14px;min-width:28px;padding:1px 6px}
.flrow{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(200px,220px);gap:14px;overflow-x:auto;padding-bottom:6px;scroll-snap-type:x proximity}.flrow .card{scroll-snap-align:start}
.badge.flash{background:#c2410c}
.flbar{display:flex;align-items:center;gap:12px;flex-wrap:wrap;background:#fff3e1;border:1px solid #ffd8b5;color:#c2410c;font-weight:700;border-radius:12px;padding:10px 14px;margin-bottom:16px}
/* ব্র্যান্ড */
.brands{margin-bottom:26px}
.brow{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:12px}
.brand{background:#fff;border:1px solid var(--line);border-radius:14px;height:78px;display:grid;place-items:center;padding:10px 14px;transition:box-shadow .15s,border-color .15s}
.brand:hover{border-color:var(--brand);box-shadow:0 6px 18px rgba(15,40,70,.08);text-decoration:none}
.brand img{max-height:52px;max-width:100%;object-fit:contain;filter:grayscale(.15)}.brand b{color:var(--ink);font-size:16px;text-align:center}
.bhead{display:flex;align-items:center;gap:16px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:14px 18px;margin-bottom:16px}
.bhead img{height:56px;width:auto;max-width:160px;object-fit:contain}.bhead h1{margin:0;font-size:24px}
@media (max-width:720px){
  .slider{aspect-ratio:16/9;border-radius:14px}.scap{padding:16px 18px}.sarr{display:none}
  .flrow{grid-auto-columns:minmax(160px,46%)}.flhead h2{font-size:20px}.flhead>a{margin-left:0}
  .brow{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}.brand{height:64px;padding:8px}
}