*{box-sizing:border-box}
:root{--brand:#0B1654;--bg:#f6f7fb;--ink:#1b1f2a;--muted:#6b7280;--line:#e5e7ef;--card:#fff;--ok:#0f8a4b;--bad:#c62828}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,"Noto Sans Bengali","Hind Siliguri",sans-serif;background:var(--bg);color:var(--ink);line-height:1.5}
a{color:var(--brand);text-decoration:none}a:hover{text-decoration:underline}
img{max-width:100%;display:block}
.wrap{max-width:1180px;margin:0 auto;padding:0 16px}
.main{padding-top:20px;padding-bottom:40px;min-height:60vh}
.site-header{background:var(--brand);color:#fff;position:sticky;top:0;z-index:20}
.site-header a{color:#fff}
.header-row{display:flex;align-items:center;gap:16px;flex-wrap:wrap;padding-top:10px;padding-bottom:10px}
.logo{font-size:1.35rem;font-weight:700;letter-spacing:.2px}
.search{flex:1;min-width:200px;display:flex;max-width:460px}
.search input{flex:1;padding:9px 12px;border:0;border-radius:8px 0 0 8px;font-size:15px;min-width:0}
.search button{border:0;background:#fff;color:var(--brand);padding:0 14px;border-radius:0 8px 8px 0;font-weight:600;cursor:pointer}
.nav{display:flex;gap:16px;margin-left:auto;align-items:center;flex-wrap:wrap}
.cart-count{background:#fff;color:var(--brand);border-radius:999px;padding:0 8px;font-size:.8rem;font-weight:700;margin-left:2px}
.hero{background:linear-gradient(135deg,var(--brand),#2f45c5);color:#fff;border-radius:16px;padding:44px 24px;text-align:center;margin-bottom:22px}
.hero h1{margin:0 0 8px;font-size:clamp(1.5rem,4vw,2.4rem)}.hero p{margin:0 0 18px;opacity:.9}
.chips{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:8px}
.chip{background:#fff;border:1px solid var(--line);padding:6px 14px;border-radius:999px;font-size:.9rem}
.section-title{margin:26px 0 12px;font-size:1.25rem}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:16px}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;overflow:hidden;display:flex;flex-direction:column}
.card-img{aspect-ratio:1/1;background:#eef0f7;display:flex;align-items:center;justify-content:center;overflow:hidden}
.card-img img{width:100%;height:100%;object-fit:cover}
.ph{font-size:3rem;font-weight:700;color:var(--brand);opacity:.35}.ph.big{font-size:7rem}
.card-body{padding:12px;display:flex;flex-direction:column;gap:8px;flex:1}
.card-title{color:var(--ink);font-weight:600;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:3em}
.price{font-weight:700;color:var(--brand)}.price.big{font-size:1.6rem}
.oos{color:var(--bad);font-weight:600;text-align:center;padding:9px 0}
.btn{display:inline-block;background:var(--brand);color:#fff;border:0;border-radius:8px;padding:10px 18px;font-size:15px;font-weight:600;cursor:pointer;text-align:center}
.btn:hover{opacity:.92;text-decoration:none}
.btn-light{background:#fff;color:var(--brand);border:1px solid var(--line)}
.btn-block{display:block;width:100%;margin-top:auto}
.link{background:none;border:0;color:var(--bad);cursor:pointer;padding:0;font:inherit}
.filters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:16px}
select,input,textarea{font:inherit}
.filters select,label select,label input,label textarea{padding:9px 10px;border:1px solid #cfd3e0;border-radius:8px;background:#fff;width:100%}
.filters select{width:auto}
label{display:block;margin:0 0 12px;font-weight:600;font-size:.92rem}
label input,label textarea,label select{margin-top:4px;font-weight:400}
.pagination{display:flex;gap:6px;justify-content:center;margin-top:22px;flex-wrap:wrap}
.pg{padding:6px 12px;border:1px solid var(--line);border-radius:8px;background:#fff}.pg.active{background:var(--brand);color:#fff}
.product{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:28px}
.product-img{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;display:flex;align-items:center;justify-content:center;min-height:260px}
.product-img img{width:100%;height:auto}
.product-info h1{margin-top:0}
.meta{color:var(--muted)}.ok{color:var(--ok);font-weight:600}.bad{color:var(--bad);font-weight:600}
.buy{display:flex;gap:12px;align-items:flex-end;margin:16px 0}.buy label{margin:0}.buy input{width:90px}
.desc{white-space:normal}
.table-wrap{overflow-x:auto}
.table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:10px;overflow:hidden}
.table th,.table td{padding:10px 12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:middle}
.table th{background:#f0f2f9;font-size:.85rem}
.right{text-align:right!important}
.qty{width:76px;padding:6px;border:1px solid #cfd3e0;border-radius:8px}
.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px;justify-content:flex-end}
.checkout{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:20px;align-items:start}
.box{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px;margin-bottom:16px}
.box h2{margin-top:0;font-size:1.1rem}
.box.narrow{max-width:520px}.center{text-align:center}
.summary{position:sticky;top:78px}
.line{display:flex;justify-content:space-between;gap:12px;padding:6px 0;border-bottom:1px dashed var(--line)}
.line.total{font-weight:700;font-size:1.1rem;border-bottom:0}
.radio{display:flex;align-items:center;gap:8px;font-weight:600;margin:8px 0 4px}.radio input{width:auto;margin:0}
.pm-info{display:none;background:#f3f6ff;border:1px solid #d7defa;border-radius:8px;padding:8px 12px;margin:2px 0 8px}.pm-info.show{display:block}
.hidden{display:none}.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.alert{padding:10px 14px;border-radius:8px;margin-bottom:14px;border:1px solid}
.alert-success{background:#e8f7ee;border-color:#b7e3c8;color:#0b5e33}
.alert-error{background:#fdecec;border-color:#f5c2c2;color:#8a1c1c}
.alert-info{background:#eaf1ff;border-color:#c5d6fb;color:#1b3a8a}
.badge{display:inline-block;padding:2px 10px;border-radius:999px;font-size:.8rem;font-weight:700;background:#e5e7ef}
.badge-pending{background:#fff3cd;color:#7a5b00}.badge-confirmed{background:#dbeafe;color:#1e40af}.badge-shipped{background:#e0e7ff;color:#3730a3}
.badge-delivered{background:#dcfce7;color:#166534}.badge-cancelled{background:#fee2e2;color:#991b1b}
.muted{color:var(--muted)}.big{font-size:1.4rem}
.site-footer{background:#fff;border-top:1px solid var(--line);padding:22px 0;color:var(--muted)}
.footer-row{display:flex;gap:24px;flex-wrap:wrap;justify-content:space-between}.copy{width:100%;font-size:.85rem}
@media (max-width:760px){
  .product,.checkout{grid-template-columns:1fr}
  .summary{position:static}
  .nav{margin-left:0;gap:12px}
  .grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
}