/* =====================================================================
   Minimal E-commerce — Storefront styles (Bangla)
   ===================================================================== */
:root{
  --primary:#e11d48;      /* rose */
  --primary-dark:#be123c;
  --primary-grad:linear-gradient(135deg,#f43f5e,#e11d48);
  --accent:#0f766e;
  --ink:#1f2937;
  --muted:#6b7280;
  --line:#eef0f3;
  --bg:#f6f7f9;
  --white:#fff;
  --radius:14px;
  --shadow:0 1px 2px rgba(16,24,40,.06),0 1px 3px rgba(16,24,40,.05);
  --shadow-md:0 4px 12px rgba(16,24,40,.08);
  --shadow-lg:0 14px 34px rgba(16,24,40,.14);
  --ok:#16a34a;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:'Noto Sans Bengali',system-ui,'Segoe UI',sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.6;font-size:16px;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.container{max-width:1180px;margin:0 auto;padding:0 16px}

/* ---- Buttons ---- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:none;cursor:pointer;font-family:inherit;font-weight:600;font-size:16px;
  padding:12px 22px;border-radius:12px;transition:.15s;text-align:center;line-height:1.2}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--primary-grad);color:#fff;box-shadow:0 4px 12px rgba(225,29,72,.28)}
.btn-primary:hover{filter:brightness(1.05);box-shadow:0 6px 18px rgba(225,29,72,.35)}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{filter:brightness(.93)}
.btn-outline{background:#fff;border:1.5px solid var(--primary);color:var(--primary)}
.btn-outline:hover{background:#fff1f2}
.btn-block{width:100%}
.btn-lg{padding:15px 26px;font-size:18px}
.btn-ghost{background:#f1f5f9;color:var(--ink)}

/* ---- Header ---- */
.site-header{background:#fff;box-shadow:var(--shadow);position:sticky;top:0;z-index:50}
.topbar{background:var(--ink);color:#e5e7eb;font-size:13px}
.topbar-inner{display:flex;justify-content:space-between;padding:7px 16px}
.header-main{display:flex;align-items:center;gap:24px;padding:16px 16px}
.brand-name{font-size:26px;font-weight:800;letter-spacing:-.5px;
  background:var(--primary-grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.brand-logo{height:46px;width:auto}
.search-box{flex:1;display:flex;max-width:560px;border:1.5px solid var(--line);
  border-radius:30px;overflow:hidden;background:#f6f7f9;transition:.15s}
.search-box:focus-within{border-color:var(--primary);background:#fff;box-shadow:0 0 0 4px rgba(225,29,72,.08)}
.search-box input{flex:1;border:none;padding:12px 18px;font-family:inherit;font-size:15px;outline:none;background:transparent}
.search-box button{border:none;background:var(--primary-grad);color:#fff;padding:0 22px;cursor:pointer;font-size:16px}
.header-actions{display:flex;align-items:center;gap:20px;white-space:nowrap;margin-left:auto}
.header-link{font-size:14px;color:var(--muted);font-weight:500}
.header-link:hover{color:var(--primary)}
.cart-link{position:relative;font-weight:600;display:inline-flex;align-items:center;gap:4px}
.cart-count{background:var(--primary);color:#fff;border-radius:20px;
  padding:1px 8px;font-size:13px;min-width:22px;text-align:center}
.main-nav{background:#fff;border-top:1px solid var(--line)}
.nav-inner{display:flex;gap:4px;overflow-x:auto;padding:8px 16px}
.nav-inner::-webkit-scrollbar{height:0}
.main-nav a{padding:8px 16px;border-radius:30px;font-weight:600;font-size:14.5px;white-space:nowrap;color:#374151;transition:.15s}
.main-nav a:hover{background:#fff1f2;color:var(--primary)}
.nav-offer{color:var(--primary)!important}

/* ---- Hero / banner slider ---- */
.hero{margin:18px 0}
.slider{position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.slides{display:flex;transition:transform .5s ease}
.slide{min-width:100%;position:relative}
.slide img{width:100%;height:340px;object-fit:cover}
.slide-caption{position:absolute;left:0;bottom:0;right:0;
  background:linear-gradient(transparent,rgba(0,0,0,.6));color:#fff;padding:26px 24px}
.slide-caption h2{margin:0 0 6px;font-size:26px}
.slider-dots{display:flex;gap:8px;justify-content:center;position:absolute;bottom:12px;left:0;right:0}
.slider-dots button{width:10px;height:10px;border-radius:50%;border:none;background:rgba(255,255,255,.55);cursor:pointer}
.slider-dots button.active{background:#fff}
.slider-arrow{position:absolute;top:50%;transform:translateY(-50%);background:rgba(0,0,0,.4);
  color:#fff;border:none;width:40px;height:40px;border-radius:50%;cursor:pointer;font-size:20px}
.slider-arrow.prev{left:12px}.slider-arrow.next{right:12px}

/* ---- Section ---- */
.section{margin:34px 0}
.section-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.section-head h2{margin:0;font-size:22px;position:relative;padding-left:14px}
.section-head h2::before{content:"";position:absolute;left:0;top:3px;bottom:3px;width:5px;border-radius:4px;background:var(--primary-grad)}
.section-head a{color:var(--primary);font-weight:600;font-size:14px}

/* ---- Product grid & card ---- */
.product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:18px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;transition:.2s;display:flex;flex-direction:column;box-shadow:var(--shadow)}
.card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px);border-color:#fecdd3}
.card-img{position:relative;aspect-ratio:1/1;background:#f4f5f7;overflow:hidden}
.card-img img{width:100%;height:100%;object-fit:cover;transition:transform .35s}
.card:hover .card-img img{transform:scale(1.05)}
.badge-off{position:absolute;top:10px;left:10px;background:var(--primary-grad);color:#fff;
  font-size:12px;font-weight:700;padding:4px 10px;border-radius:20px;box-shadow:0 2px 8px rgba(225,29,72,.35)}
.badge-out{position:absolute;top:10px;right:10px;background:rgba(31,41,55,.85);color:#fff;font-size:12px;padding:4px 10px;border-radius:20px}
.card-body{padding:14px;display:flex;flex-direction:column;gap:9px;flex:1}
.card-title{font-size:15px;font-weight:600;line-height:1.45;margin:0;min-height:43px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.price-row{display:flex;align-items:center;gap:8px;margin-top:auto}
.price{font-size:19px;font-weight:800;color:var(--primary)}
.price-old{font-size:14px;color:var(--muted);text-decoration:line-through}
.card .btn{margin-top:4px}
.card .btn-outline{border-radius:30px}

/* ---- Breadcrumb ---- */
.breadcrumb{font-size:14px;color:var(--muted);margin:16px 0}
.breadcrumb a:hover{color:var(--primary)}

/* ---- PDP ---- */
.pdp{display:grid;grid-template-columns:1fr 1fr;gap:32px;margin:20px 0}
.gallery-main{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff}
.gallery-main img{width:100%;aspect-ratio:1/1;object-fit:contain;background:#fff}
.gallery-thumbs{display:flex;gap:10px;margin-top:12px;flex-wrap:wrap}
.gallery-thumbs img{width:70px;height:70px;object-fit:cover;border:2px solid var(--line);
  border-radius:8px;cursor:pointer}
.gallery-thumbs img.active{border-color:var(--primary)}
.pdp-title{font-size:26px;margin:0 0 10px}
.pdp-price{display:flex;align-items:baseline;gap:12px;margin:14px 0}
.pdp-price .price{font-size:30px}
.pdp-price .price-old{font-size:18px}
.stock-in{color:var(--ok);font-weight:600}
.stock-out{color:var(--primary);font-weight:600}
.variant-group{margin:16px 0}
.variant-group h4{margin:0 0 8px;font-size:15px}
.variant-options{display:flex;flex-wrap:wrap;gap:8px}
.variant-opt{border:1.5px solid var(--line);border-radius:8px;padding:8px 14px;cursor:pointer;
  background:#fff;font-size:14px;user-select:none}
.variant-opt.selected{border-color:var(--primary);background:#fff1f2;color:var(--primary);font-weight:600}
.qty-row{display:flex;align-items:center;gap:12px;margin:18px 0}
.qty-box{display:flex;align-items:center;border:1.5px solid var(--line);border-radius:8px;overflow:hidden}
.qty-box button{width:38px;height:40px;border:none;background:#f1f5f9;font-size:18px;cursor:pointer}
.qty-box input{width:52px;height:40px;border:none;text-align:center;font-size:16px;font-family:inherit}
.pdp-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:8px}
.pdp-actions .btn{flex:1;min-width:150px}
.pdp-meta{margin-top:18px;font-size:14px;color:var(--muted);border-top:1px solid var(--line);padding-top:14px}
.pdp-desc{margin:30px 0}
.pdp-desc h3{border-bottom:2px solid var(--primary);display:inline-block;padding-bottom:4px}
.pdp-video-wrap{position:relative;padding-bottom:56.25%;height:0;border-radius:12px;overflow:hidden;margin-top:12px;box-shadow:var(--shadow)}
.pdp-video-wrap iframe{position:absolute;inset:0;width:100%;height:100%;border:0}

/* ---- Cart ---- */
.cart-wrap{display:grid;grid-template-columns:2fr 1fr;gap:24px;margin:20px 0}
.cart-item{display:flex;gap:14px;padding:14px;background:#fff;border:1px solid var(--line);
  border-radius:10px;margin-bottom:12px;align-items:center}
.cart-item img{width:74px;height:74px;object-fit:cover;border-radius:8px}
.cart-item .ci-info{flex:1}
.cart-item .ci-variant{font-size:13px;color:var(--muted)}
.summary{background:#fff;border:1px solid var(--line);border-radius:10px;padding:18px;height:fit-content}
.summary-row{display:flex;justify-content:space-between;margin:8px 0}
.summary-total{font-size:20px;font-weight:700;border-top:1px solid var(--line);padding-top:12px;margin-top:12px}

/* ---- Forms / checkout ---- */
.form-card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:22px}
.field{margin-bottom:14px}
.field label{display:block;font-weight:600;font-size:14px;margin-bottom:6px}
.field input,.field textarea,.field select{width:100%;border:1.5px solid var(--line);border-radius:9px;
  padding:11px 13px;font-family:inherit;font-size:15px;outline:none;background:#fff}
.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--primary)}
.radio-cards{display:flex;gap:12px;flex-wrap:wrap}
.radio-card{flex:1;min-width:150px;border:1.5px solid var(--line);border-radius:10px;padding:12px 14px;cursor:pointer}
.radio-card.selected{border-color:var(--primary);background:#fff1f2}
.radio-card input{display:none}
.error-text{color:var(--primary);font-size:13px;margin-top:4px}
.alert{padding:12px 16px;border-radius:9px;margin:12px 0;font-size:15px}
.alert-success{background:#dcfce7;color:#166534}
.alert-error{background:#fee2e2;color:#991b1b}
.alert-info{background:#e0f2fe;color:#075985}

/* ---- Order tracking ---- */
.track-status{display:flex;gap:0;margin:24px 0;flex-wrap:wrap}
.track-step{flex:1;min-width:90px;text-align:center;position:relative;padding-top:26px}
.track-step::before{content:"";position:absolute;top:8px;left:50%;width:100%;height:3px;background:var(--line)}
.track-step:last-child::before{display:none}
.track-step .dot{position:absolute;top:0;left:50%;transform:translateX(-50%);width:18px;height:18px;
  border-radius:50%;background:var(--line)}
.track-step.done .dot{background:var(--ok)}
.track-step.done::before{background:var(--ok)}
.track-step .lbl{font-size:13px;margin-top:6px}

/* ---- Empty / notices ---- */
.empty{text-align:center;padding:60px 20px;color:var(--muted)}
.empty .big{font-size:48px;margin-bottom:10px}
.page-title{font-size:24px;margin:18px 0}

/* ---- Toast ---- */
.toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%) translateY(120%);
  background:var(--ink);color:#fff;padding:12px 20px;border-radius:10px;z-index:200;
  transition:transform .3s;box-shadow:var(--shadow-lg)}
.toast.show{transform:translateX(-50%) translateY(0)}

/* ---- Footer ---- */
.site-footer{background:var(--ink);color:#cbd5e1;margin-top:50px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:24px;padding:40px 16px}
.site-footer h4{color:#fff;margin:0 0 12px;font-size:16px}
.site-footer a{display:block;color:#cbd5e1;padding:3px 0;font-size:14px}
.site-footer a:hover{color:#fff}
.social-links a{color:#cbd5e1}
.footer-bottom{border-top:1px solid #374151;padding:14px 0;font-size:13px;text-align:center}

/* ---- Responsive ---- */
@media(max-width:860px){
  .pdp{grid-template-columns:1fr}
  .cart-wrap{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .search-box{order:3;max-width:none;flex-basis:100%}
  .header-main{flex-wrap:wrap}
}
@media(max-width:520px){
  .footer-grid{grid-template-columns:1fr}
  .slide img{height:200px}
  .product-grid{grid-template-columns:repeat(2,1fr);gap:10px}
  .header-link{display:none}
}