:root{
  --ink:#171a2f;--muted:#69708e;--soft:#f5f6fb;--line:#e5e8f2;--white:#fff;
  --brand:#3038a8;--brand-dark:#242a80;--brand-soft:#eef0ff;--mint:#78efcb;--mint-dark:#1b8f75;
  --danger:#c83a4f;--warning:#d97706;--success:#138a68;--shadow:0 18px 55px rgba(35,42,104,.11);
  --shadow-sm:0 10px 28px rgba(35,42,104,.09);--radius-sm:14px;--radius:22px;--radius-lg:34px;
  --header-h:72px;--mobile-nav-h:68px;--container:1180px;
}
*{box-sizing:border-box}[hidden]{display:none!important}html{scroll-behavior:smooth;scroll-padding-top:84px;overflow-x:clip}body{margin:0;color:var(--ink);background:#fff;font-family:"Noto Sans Bengali","Hind Siliguri","Segoe UI",Arial,sans-serif;font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden}body.locked{overflow:hidden}button,input,select,textarea{font:inherit}button{color:inherit}button,a{-webkit-tap-highlight-color:transparent}a{text-decoration:none;color:inherit}img{display:block;max-width:100%}svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.svg-sprite{position:absolute;width:0;height:0;overflow:hidden}.container{width:min(calc(100% - 32px),var(--container));margin-inline:auto}.section{padding:72px 0}.skip-link{position:fixed;left:16px;top:12px;z-index:9999;padding:12px 16px;background:#fff;border-radius:12px;box-shadow:var(--shadow);transform:translateY(-160%)}.skip-link:focus{transform:none}.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}.reveal.visible{opacity:1;transform:none}

/* shared controls */
.btn{min-height:46px;border:0;border-radius:14px;padding:11px 18px;font-weight:750;display:inline-flex;align-items:center;justify-content:center;gap:9px;cursor:pointer;transition:transform .18s ease,box-shadow .18s ease,background .18s ease}.btn:active{transform:scale(.98)}.btn:focus-visible,.icon-btn:focus-visible,.text-link:focus-visible,.toolbar-btn:focus-visible,.product-card button:focus-visible,.product-card a:focus-visible{outline:3px solid rgba(48,56,168,.3);outline-offset:3px}.btn-primary{background:var(--brand);color:#fff;box-shadow:0 10px 22px rgba(48,56,168,.2)}.btn-primary:hover{background:var(--brand-dark)}.btn-soft{background:var(--brand-soft);color:var(--brand)}.btn-light{background:#fff;color:var(--brand)}.btn-whatsapp{background:#16a36d;color:#fff}.btn-lg{min-height:54px;padding:14px 22px;border-radius:17px}.icon-btn{width:46px;height:46px;display:inline-grid;place-items:center;border:1px solid var(--line);background:#fff;border-radius:14px;cursor:pointer;position:relative}.text-link,.text-btn{border:0;background:none;padding:6px 0;font-weight:760;color:var(--brand);cursor:pointer;display:inline-flex;align-items:center;gap:7px}.text-btn{font-size:14px}.eyebrow,.section-kicker{text-transform:none;color:var(--brand);font-weight:760;font-size:14px;letter-spacing:.01em}.eyebrow{display:flex;align-items:center;gap:9px}.eyebrow span{width:26px;height:3px;border-radius:3px;background:var(--mint)}.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:28px}.section-head h2{font-size:clamp(30px,4vw,48px);line-height:1.15;margin:6px 0 0;letter-spacing:-.035em}.section-head>p{max-width:510px;margin:0;color:var(--muted)}.section-head.compact{align-items:center}.section-head.compact h2{font-size:clamp(28px,3.2vw,40px)}

/* header */
.site-header{height:var(--header-h);position:sticky;top:0;z-index:120;background:rgba(255,255,255,.9);backdrop-filter:blur(16px);border-bottom:1px solid rgba(229,232,242,.9)}.header-inner{height:100%;display:flex;align-items:center;justify-content:space-between;gap:18px}.brand{display:inline-flex;align-items:center;gap:10px;min-width:max-content}.brand-mark{width:42px;height:42px;border-radius:14px;background:var(--brand);display:grid;place-items:center;box-shadow:0 9px 20px rgba(48,56,168,.2)}.brand-mark span{width:20px;height:18px;background:var(--mint);border-radius:3px 3px 7px 7px;position:relative}.brand-mark span:before{content:"";position:absolute;left:4px;right:4px;top:-7px;height:10px;border:3px solid #fff;border-bottom:0;border-radius:10px 10px 0 0}.brand>span:last-child{display:flex;flex-direction:column;line-height:1.1}.brand strong{font-size:20px;letter-spacing:-.02em}.brand small{color:var(--muted);font-size:10px;margin-top:4px}.desktop-nav{display:none;align-items:center;gap:30px;margin-left:auto}.desktop-nav a,.desktop-nav button{border:0;background:none;font-weight:650;color:#4e5576;cursor:pointer;padding:8px 0}.desktop-nav a:hover,.desktop-nav button:hover{color:var(--brand)}.header-actions{display:flex;align-items:center;gap:8px}.header-search,.badge-btn,.header-cart{display:none}.header-cart b{min-width:24px;height:24px;border-radius:9px;background:var(--mint);color:#152f2a;display:grid;place-items:center;font-size:12px}.badge-btn span{position:absolute;right:-4px;top:-5px;min-width:20px;height:20px;border-radius:9px;background:var(--brand);color:#fff;display:grid;place-items:center;font-size:10px;border:2px solid #fff}.mobile-menu-btn{display:grid}.mobile-menu{display:flex;position:absolute;top:calc(100% + 1px);left:16px;right:16px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:20px;padding:10px;flex-direction:column;opacity:0;visibility:hidden;transform:translateY(-8px);transition:.2s}.mobile-menu.open{opacity:1;visibility:visible;transform:none}.mobile-menu a,.mobile-menu button{border:0;background:none;text-align:left;padding:13px 14px;border-radius:12px;font-weight:700}.mobile-menu a:active,.mobile-menu button:active{background:var(--soft)}

/* hero */
.hero{position:relative;isolation:isolate;overflow:hidden;background:linear-gradient(160deg,#f7f8ff 0%,#fff 48%,#f0fff9 100%);min-height:calc(100svh - var(--header-h));display:flex;align-items:center;padding:44px 0 58px}.hero-shape{position:absolute;border-radius:50%;filter:blur(2px);z-index:-1}.shape-a{width:260px;height:260px;background:rgba(120,239,203,.24);right:-110px;top:70px}.shape-b{width:200px;height:200px;background:rgba(48,56,168,.11);left:-100px;bottom:20px}.hero-grid{display:grid;gap:42px}.hero-copy h1{font-size:clamp(42px,11vw,68px);line-height:1.03;letter-spacing:-.055em;margin:15px 0 20px}.hero-copy h1 em{font-style:normal;color:var(--brand);position:relative}.hero-copy h1 em:after{content:"";position:absolute;left:3px;right:2px;bottom:2px;height:8px;background:var(--mint);z-index:-1;border-radius:50%}.hero-copy>p{font-size:17px;color:var(--muted);margin:0 0 24px;max-width:600px}.hero-actions{display:flex;flex-wrap:wrap;align-items:center;gap:16px}.hero-points{display:flex;flex-wrap:wrap;gap:9px 16px;margin-top:22px;color:#555e7c;font-size:13px}.hero-points span{display:flex;align-items:center;gap:6px}.hero-points svg{width:17px;height:17px;color:var(--success);stroke-width:2.5}.hero-visual{position:relative;min-height:350px;display:grid;place-items:center}.hero-card{background:#fff;border:1px solid rgba(229,232,242,.9);border-radius:28px;box-shadow:var(--shadow);overflow:hidden}.hero-main-card{width:min(82vw,380px);position:relative;transform:rotate(-2deg)}.hero-main-card>img{aspect-ratio:800/620;object-fit:cover}.hero-card-label{position:absolute;left:16px;top:16px;z-index:2;background:rgba(255,255,255,.92);color:var(--brand);font-weight:800;font-size:12px;padding:7px 10px;border-radius:10px}.hero-product-info{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 16px 17px}.hero-product-info div{display:flex;flex-direction:column}.hero-product-info small{color:var(--muted);font-size:11px}.hero-product-info strong{font-size:15px}.hero-product-info>span{font-weight:850;color:var(--brand)}.hero-side-card{position:absolute;width:150px;right:-3px;top:2px;transform:rotate(7deg)}.hero-side-card img{aspect-ratio:1.15;object-fit:cover}.hero-side-card div{padding:9px 11px 12px;display:flex;flex-direction:column;line-height:1.35}.hero-side-card strong{font-size:11px}.hero-side-card span{font-size:12px;color:var(--brand);font-weight:800}.floating-tip{position:absolute;left:-3px;bottom:8px;background:#1d223b;color:#fff;border-radius:17px;padding:11px 13px;display:flex;align-items:center;gap:10px;box-shadow:var(--shadow);transform:rotate(2deg)}.floating-tip>svg{color:var(--mint)}.floating-tip span{display:flex;flex-direction:column;line-height:1.3}.floating-tip small{color:#b8bfdc;font-size:10px}.floating-tip b{font-size:11px}

/* trust */
.trust-strip{position:relative;z-index:2;margin-top:-22px}.trust-grid{display:grid;background:#fff;border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow-sm);overflow:hidden}.trust-grid article{padding:18px;display:flex;gap:13px;align-items:flex-start;border-bottom:1px solid var(--line)}.trust-grid article:last-child{border-bottom:0}.trust-grid article>span{width:42px;height:42px;border-radius:13px;background:var(--brand-soft);color:var(--brand);display:grid;place-items:center;flex:0 0 auto}.trust-grid strong{font-size:14px}.trust-grid p{font-size:12px;color:var(--muted);margin:2px 0 0;line-height:1.5}

/* category */
.category-section{padding-bottom:30px}.category-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.category-card{border:1px solid var(--line);background:#fff;border-radius:20px;padding:16px;text-align:left;cursor:pointer;min-height:132px;display:flex;flex-direction:column;justify-content:space-between;position:relative;overflow:hidden;transition:transform .2s ease,box-shadow .2s ease,border-color .2s}.category-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-sm);border-color:#cbd0eb}.category-card .category-icon{width:46px;height:46px;border-radius:15px;display:grid;place-items:center;background:var(--cat-bg,var(--brand-soft));color:var(--cat-color,var(--brand));font-size:22px}.category-card strong{font-size:15px;line-height:1.3}.category-card small{font-size:11px;color:var(--muted)}.category-card:after{content:"";position:absolute;width:58px;height:58px;border-radius:50%;right:-22px;bottom:-22px;background:var(--cat-bg,var(--brand-soft))}.desktop-only{display:none}

/* shop */
.shop-section{padding-top:56px;background:linear-gradient(#fff,#f8f9fd 38%,#fff)}.shop-toolbar{display:grid;gap:12px;margin-bottom:18px}.search-box{height:52px;border:1px solid var(--line);background:#fff;border-radius:16px;display:flex;align-items:center;padding:0 14px;gap:10px;box-shadow:0 8px 24px rgba(35,42,104,.05)}.search-box>svg{color:#8188a6}.search-box input{border:0;outline:0;min-width:0;flex:1;background:transparent;color:var(--ink)}.search-box input::placeholder{color:#9aa0b7}.search-box button{border:0;background:none;display:none;place-items:center;cursor:pointer;color:var(--muted);padding:6px}.search-box.has-value button{display:grid}.toolbar-actions{display:grid;grid-template-columns:1fr 1.25fr;gap:10px}.toolbar-btn,.sort-select{height:48px;border:1px solid var(--line);background:#fff;border-radius:14px;display:flex;align-items:center;justify-content:center;gap:8px;font-weight:700}.toolbar-btn{cursor:pointer;position:relative}.toolbar-btn b{min-width:20px;height:20px;border-radius:8px;background:var(--brand);color:#fff;font-size:10px;place-items:center}.toolbar-btn b:not([hidden]){display:grid}.sort-select{padding:0 12px;justify-content:flex-start}.sort-select select{border:0;outline:0;background:transparent;color:var(--ink);min-width:0;width:100%;font-weight:700;font-size:13px}.active-filters{display:flex;gap:8px;overflow:auto;padding-bottom:2px;scrollbar-width:none}.active-filters::-webkit-scrollbar{display:none}.filter-chip{border:0;background:var(--brand-soft);color:var(--brand);border-radius:12px;padding:7px 10px;font-size:12px;font-weight:700;display:flex;align-items:center;gap:6px;white-space:nowrap;cursor:pointer}.filter-chip svg{width:14px;height:14px}.shop-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:15px 0}.shop-meta p{margin:0;color:var(--muted);font-size:13px}.compare-link{border:0;background:none;color:var(--brand);font-weight:750;display:flex;align-items:center;gap:6px;cursor:pointer;font-size:13px}.compare-link svg{width:18px}.compare-link span{min-width:20px;height:20px;display:grid;place-items:center;border-radius:8px;background:var(--brand-soft);font-size:10px}.product-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.product-card{background:#fff;border:1px solid var(--line);border-radius:20px;overflow:hidden;position:relative;min-width:0;display:flex;flex-direction:column;transition:transform .2s ease,box-shadow .2s ease}.product-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-sm)}.product-media{position:relative;background:var(--soft);aspect-ratio:1.08;overflow:hidden;cursor:pointer}.product-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}.product-card:hover .product-media img{transform:scale(1.025)}.product-badge{position:absolute;left:9px;top:9px;background:rgba(255,255,255,.94);border-radius:8px;padding:5px 7px;font-size:9px;font-weight:800;color:var(--brand);box-shadow:0 4px 12px rgba(27,31,74,.08)}.wishlist-btn{position:absolute;right:8px;top:8px;width:36px;height:36px;border-radius:12px;border:0;background:rgba(255,255,255,.94);display:grid;place-items:center;cursor:pointer}.wishlist-btn svg{width:18px}.wishlist-btn.active{color:#e83d64}.wishlist-btn.active svg{fill:currentColor}.product-body{padding:12px;display:flex;flex-direction:column;flex:1}.product-category{font-size:10px;color:var(--muted);margin-bottom:3px}.product-title{font-size:14px;line-height:1.35;margin:0;letter-spacing:-.01em;cursor:pointer}.product-spec-line{font-size:10px;color:#767e9c;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin:6px 0 8px}.price-row{display:flex;align-items:baseline;gap:7px;flex-wrap:wrap}.price-row strong{font-size:17px;color:var(--brand)}.price-row del{font-size:11px;color:#9ca2b9}.product-terms{display:flex;gap:5px;flex-wrap:wrap;margin:8px 0}.product-terms span{font-size:9px;background:#f2f4f9;color:#656d8b;padding:4px 6px;border-radius:7px}.product-actions{display:grid;grid-template-columns:1fr 1fr 38px;gap:6px;margin-top:auto;padding-top:6px}.quick-add{min-height:38px;border:0;border-radius:10px;background:var(--brand-soft);color:var(--brand);font-weight:750;font-size:11px;cursor:pointer}.quick-buy{min-height:38px;border:0;border-radius:10px;background:var(--brand);color:#fff;font-weight:750;font-size:11px;cursor:pointer}.compare-toggle{width:38px;height:38px;border:1px solid var(--line);border-radius:10px;background:#fff;display:grid;place-items:center;cursor:pointer}.compare-toggle svg{width:16px}.compare-toggle.active{background:var(--mint);border-color:var(--mint);color:#173c34}.empty-state{text-align:center;padding:48px 20px}.empty-state>span{width:64px;height:64px;border-radius:20px;background:var(--brand-soft);color:var(--brand);display:grid;place-items:center;margin:0 auto 14px}.empty-state h3{margin:0;font-size:20px}.empty-state p{margin:6px auto 18px;color:var(--muted);max-width:420px}

/* compare story */
.compare-story{background:#171b33;color:#fff;overflow:hidden}.compare-story-grid{display:grid;gap:40px}.compare-story-copy h2{font-size:clamp(34px,8vw,52px);line-height:1.12;letter-spacing:-.04em;margin:9px 0 18px}.compare-story-copy>p{color:#b9c0d9;margin:0 0 22px}.compare-story .section-kicker{color:var(--mint)}.compare-steps{display:grid;gap:10px;margin:0 0 26px}.compare-steps span{display:flex;align-items:center;gap:10px;color:#d7dbeb}.compare-steps b{width:30px;height:30px;border-radius:10px;background:#2b3152;color:var(--mint);display:grid;place-items:center}.mini-compare{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:8px;position:relative}.mini-product{background:#fff;color:var(--ink);border-radius:24px;padding:10px;box-shadow:0 25px 70px rgba(0,0,0,.25);transform:rotate(-2deg)}.mini-product.accent{transform:rotate(3deg);margin-top:34px}.mini-product img{border-radius:17px;aspect-ratio:1.05;object-fit:cover}.mini-product strong,.mini-product small{display:block;padding-inline:7px}.mini-product strong{font-size:12px;margin-top:8px}.mini-product small{font-size:11px;color:var(--brand);font-weight:800}.mini-product ul{list-style:none;padding:8px 7px 4px;margin:0;display:grid;gap:5px}.mini-product li{font-size:8px;color:var(--muted)}.mini-product li:before{content:"✓";color:var(--success);margin-right:5px}.mini-vs{width:36px;height:36px;border-radius:50%;display:grid;place-items:center;background:var(--mint);color:#17372f;font-size:10px;font-weight:900;z-index:2}

/* recent + final/footer */
.recent-row{display:grid;grid-auto-flow:column;grid-auto-columns:72%;overflow-x:auto;gap:12px;padding:3px 2px 14px;scroll-snap-type:x mandatory;scrollbar-width:none}.recent-row::-webkit-scrollbar{display:none}.recent-card{scroll-snap-align:start;background:#fff;border:1px solid var(--line);border-radius:18px;padding:10px;display:grid;grid-template-columns:88px 1fr;align-items:center;gap:12px;cursor:pointer}.recent-card img{width:88px;aspect-ratio:1;border-radius:13px;object-fit:cover}.recent-card strong{font-size:13px;line-height:1.35;display:block}.recent-card span{font-size:13px;color:var(--brand);font-weight:800}.final-cta{padding:36px 0 80px}.final-card{background:linear-gradient(135deg,var(--brand),#1d2369);color:#fff;border-radius:28px;padding:28px;display:grid;gap:24px;position:relative;overflow:hidden}.final-card:after{content:"";position:absolute;width:240px;height:240px;border:48px solid rgba(120,239,203,.15);border-radius:50%;right:-120px;top:-100px}.final-card>div,.final-card>button{position:relative;z-index:2}.final-card span{color:var(--mint);font-weight:800;font-size:12px}.final-card h2{font-size:30px;line-height:1.18;letter-spacing:-.035em;margin:7px 0 10px}.final-card p{color:#ced2e8;margin:0}.site-footer{background:#f6f7fb;padding:52px 0 calc(95px + env(safe-area-inset-bottom));border-top:1px solid var(--line)}.footer-grid{display:grid;gap:28px}.footer-brand{margin-bottom:14px}.footer-grid p{color:var(--muted);font-size:13px;margin:7px 0;max-width:480px}.footer-grid>div{display:flex;flex-direction:column;align-items:flex-start}.footer-grid>div>strong{margin-bottom:8px}.footer-grid a,.footer-grid button{border:0;background:none;padding:5px 0;color:#555d7b;cursor:pointer}.footer-grid span{font-size:12px;color:var(--brand);font-weight:800;margin-top:8px}

/* bottom nav / compare bar */
.mobile-bottom-nav{position:fixed;left:0;right:0;bottom:0;height:calc(var(--mobile-nav-h) + env(safe-area-inset-bottom));padding:8px 10px env(safe-area-inset-bottom);background:rgba(255,255,255,.96);backdrop-filter:blur(15px);border-top:1px solid var(--line);z-index:110;display:grid;grid-template-columns:repeat(4,1fr)}.mobile-bottom-nav a,.mobile-bottom-nav button{border:0;background:none;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;color:#7c839e;font-size:10px;font-weight:700}.mobile-bottom-nav svg{width:21px;height:21px}.mobile-bottom-nav .active{color:var(--brand)}.nav-icon-wrap{position:relative;line-height:1}.nav-icon-wrap b{position:absolute;right:-12px;top:-8px;min-width:18px;height:18px;border-radius:8px;background:var(--brand);color:#fff;font-size:9px;display:grid;place-items:center;border:2px solid #fff}.compare-bar{position:fixed;left:10px;right:10px;bottom:calc(var(--mobile-nav-h) + 10px + env(safe-area-inset-bottom));z-index:105;background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:0 18px 48px rgba(28,34,89,.22);padding:10px;display:flex;align-items:center;justify-content:space-between;gap:10px}.compare-bar-products{display:flex;gap:5px}.compare-bar-thumb{width:40px;height:40px;border-radius:11px;border:1px solid var(--line);background:var(--soft);overflow:hidden;position:relative}.compare-bar-thumb img{width:100%;height:100%;object-fit:cover}.compare-bar-thumb button{position:absolute;inset:0;border:0;background:transparent;cursor:pointer}.compare-slot{width:40px;height:40px;border-radius:11px;border:1px dashed #c7cbe0;display:grid;place-items:center;color:#a5abc1;font-size:17px}.compare-bar-actions{display:flex;align-items:center;gap:6px}.compare-bar-actions>span{display:none;font-size:11px;color:var(--muted)}.compare-bar-actions .btn{min-height:40px;padding:8px 11px;font-size:11px}.compare-bar-actions .icon-btn{width:40px;height:40px}

/* overlay / sheet */
.overlay{position:fixed;inset:0;background:rgba(18,21,42,.48);backdrop-filter:blur(3px);z-index:190;opacity:0;transition:opacity .2s}.overlay.visible{opacity:1}.side-sheet{position:fixed;visibility:hidden;pointer-events:none;left:0;right:0;bottom:0;z-index:200;background:#fff;border-radius:26px 26px 0 0;max-height:88svh;display:flex;flex-direction:column;transform:translateY(105%);transition:transform .24s ease;box-shadow:0 -20px 70px rgba(18,21,42,.22)}.side-sheet.open{transform:none;visibility:visible;pointer-events:auto}.sheet-header,.screen-header{min-height:68px;padding:11px 16px;display:flex;align-items:center;justify-content:space-between;gap:12px;border-bottom:1px solid var(--line);background:rgba(255,255,255,.96);backdrop-filter:blur(12px)}.sheet-header>div,.screen-header>div{display:flex;flex-direction:column;line-height:1.3}.sheet-header small,.screen-header small{font-size:10px;color:var(--muted)}.sheet-header h2{font-size:21px;margin:0}.sheet-body{padding:18px;overflow:auto}.filter-body{display:grid;gap:24px}.filter-body fieldset{border:0;padding:0;margin:0}.filter-body legend{font-weight:800;margin-bottom:10px}.filter-options{display:flex;flex-wrap:wrap;gap:8px}.filter-option{position:relative}.filter-option input{position:absolute;opacity:0}.filter-option span{display:block;padding:9px 12px;border:1px solid var(--line);border-radius:12px;font-size:13px;font-weight:700;cursor:pointer}.filter-option input:checked+span{background:var(--brand);color:#fff;border-color:var(--brand)}.price-range-labels{display:flex;justify-content:space-between;align-items:center;font-size:12px;color:var(--muted);margin-bottom:10px}.price-range-labels strong{color:var(--brand)}input[type="range"]{width:100%;accent-color:var(--brand)}.check-row{display:flex;gap:10px;align-items:flex-start;margin:10px 0;cursor:pointer}.check-row input{width:20px;height:20px;accent-color:var(--brand);margin-top:2px}.check-row span{display:flex;flex-direction:column}.check-row b{font-size:13px}.check-row small{color:var(--muted);font-size:11px}.sheet-footer{padding:12px 16px calc(12px + env(safe-area-inset-bottom));display:grid;grid-template-columns:1fr 1.6fr;gap:10px;border-top:1px solid var(--line);background:#fff}

/* app screens */
.app-screen{position:fixed;visibility:hidden;pointer-events:none;inset:0;z-index:220;background:#fff;transform:translateX(103%);transition:transform .25s ease;display:flex;flex-direction:column;padding-bottom:env(safe-area-inset-bottom)}.app-screen.active{transform:none;visibility:visible;pointer-events:auto}.screen-header{flex:0 0 auto;padding-top:max(10px,env(safe-area-inset-top))}.screen-header>div{flex:1;min-width:0}.screen-header strong{font-size:16px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.screen-count,.checkout-step-label{min-width:34px;height:34px;border-radius:11px;background:var(--brand-soft);color:var(--brand);font-weight:800;font-size:12px;display:grid;place-items:center}.screen-content{flex:1;overflow-y:auto;overscroll-behavior:contain;padding:18px 16px calc(104px + env(safe-area-inset-bottom))}.screen-sticky{position:absolute;left:0;right:0;bottom:0;min-height:80px;padding:11px 16px calc(11px + env(safe-area-inset-bottom));background:rgba(255,255,255,.96);backdrop-filter:blur(14px);border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:14px}.screen-sticky>div{display:flex;flex-direction:column}.screen-sticky small{font-size:10px;color:var(--muted)}.screen-sticky strong{font-size:20px;color:var(--brand)}.screen-sticky .btn{min-width:190px}.screen-empty{padding-top:80px}.screen-empty>span{width:74px;height:74px}.screen-empty h3{font-size:24px}

/* product details */
.product-detail-content{padding:0 0 104px}.detail-layout{display:grid}.detail-gallery{background:var(--soft);position:relative}.detail-main-image{width:100%;aspect-ratio:1.08;object-fit:cover}.detail-badge{position:absolute;left:16px;top:16px;background:#fff;padding:7px 10px;border-radius:10px;color:var(--brand);font-size:11px;font-weight:800;box-shadow:var(--shadow-sm)}.detail-info{padding:20px 16px}.detail-category{color:var(--brand);font-weight:750;font-size:12px}.detail-info h1{font-size:28px;line-height:1.2;letter-spacing:-.03em;margin:5px 0 8px}.detail-short{color:var(--muted);margin:0 0 16px}.detail-price{display:flex;align-items:baseline;gap:9px;margin-bottom:16px}.detail-price strong{font-size:28px;color:var(--brand)}.detail-price del{color:#959bb2}.detail-trust{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:16px 0 22px}.detail-trust span{background:var(--soft);border-radius:12px;padding:9px 7px;text-align:center;font-size:9px;color:#626a89}.detail-trust b{display:block;color:var(--ink);font-size:10px}.detail-block{border-top:1px solid var(--line);padding:18px 0}.detail-block h3{font-size:15px;margin:0 0 10px}.variant-options{display:flex;flex-wrap:wrap;gap:8px}.variant-btn{border:1px solid var(--line);background:#fff;border-radius:12px;padding:9px 12px;min-height:42px;font-weight:700;font-size:12px;cursor:pointer;display:flex;align-items:center;gap:7px}.variant-btn.active{border-color:var(--brand);background:var(--brand-soft);color:var(--brand)}.color-dot{width:15px;height:15px;border-radius:50%;border:2px solid #fff;box-shadow:0 0 0 1px #cbd0df}.quantity-row{display:flex;align-items:center;justify-content:space-between;gap:15px}.quantity-control{display:flex;align-items:center;border:1px solid var(--line);border-radius:13px;overflow:hidden}.quantity-control button{width:44px;height:42px;border:0;background:#fff;display:grid;place-items:center;cursor:pointer}.quantity-control span{min-width:42px;text-align:center;font-weight:800}.feature-list{display:grid;gap:9px;margin:0;padding:0;list-style:none}.feature-list li{display:flex;gap:9px;align-items:flex-start;color:#4f5776;font-size:13px}.feature-list li:before{content:"✓";width:20px;height:20px;border-radius:7px;background:#e8fbf5;color:var(--success);display:grid;place-items:center;flex:0 0 auto;font-weight:900}.terms-card{background:#f7f8fc;border-radius:16px;padding:14px;display:grid;gap:8px}.terms-card div{display:flex;justify-content:space-between;gap:12px;font-size:12px}.terms-card span{color:var(--muted)}.terms-card b{text-align:right}.detail-sticky-actions{display:flex;align-items:center;gap:8px}.detail-sticky-actions .btn{min-width:auto}.detail-compare-btn{width:100%;margin-top:12px}.detail-compare-btn.active{background:var(--mint);color:#17382f}

/* wishlist */
.saved-grid{display:grid;gap:12px}.saved-card{border:1px solid var(--line);border-radius:18px;padding:10px;display:grid;grid-template-columns:100px 1fr auto;gap:12px;align-items:center}.saved-card img{width:100px;aspect-ratio:1;border-radius:14px;object-fit:cover;background:var(--soft);cursor:pointer}.saved-card-info{min-width:0}.saved-card-info small{color:var(--muted);font-size:10px}.saved-card-info strong{display:block;font-size:13px;line-height:1.35}.saved-card-info b{display:block;color:var(--brand);font-size:14px;margin-top:4px}.saved-card-actions{display:flex;flex-direction:column;gap:6px}.saved-card-actions button{width:38px;height:38px;border-radius:11px;border:1px solid var(--line);background:#fff;display:grid;place-items:center;cursor:pointer}.saved-card-actions button:first-child{background:var(--brand);color:#fff;border-color:var(--brand)}

/* comparison */
.compare-screen-content{padding-inline:0}.compare-helper{margin:0 16px 16px;background:var(--brand-soft);border-radius:14px;padding:11px;display:flex;gap:9px;color:#515a83}.compare-helper svg{color:var(--brand);flex:0 0 auto}.compare-helper p{margin:0;font-size:11px}.comparison-table-wrap{overflow-x:auto;padding:0 16px 28px}.comparison-table{min-width:670px;display:grid;border:1px solid var(--line);border-radius:20px;overflow:hidden;background:#fff}.comparison-row{display:grid;grid-template-columns:130px repeat(var(--compare-cols),minmax(170px,1fr));border-bottom:1px solid var(--line)}.comparison-row:last-child{border-bottom:0}.comparison-row>div{padding:13px;border-right:1px solid var(--line);font-size:12px}.comparison-row>div:last-child{border-right:0}.comparison-label{font-weight:800;background:#f7f8fc;color:#555d7a}.comparison-product{padding:10px!important;position:relative}.comparison-product img{width:100%;aspect-ratio:1.12;object-fit:cover;border-radius:14px;background:var(--soft)}.comparison-product strong{display:block;font-size:13px;line-height:1.35;margin-top:8px}.comparison-product b{color:var(--brand);font-size:15px}.comparison-product button.remove-compare{position:absolute;right:16px;top:16px;width:30px;height:30px;border:0;border-radius:9px;background:rgba(255,255,255,.94);display:grid;place-items:center;cursor:pointer}.comparison-product .btn{width:100%;margin-top:8px;font-size:11px;min-height:40px}.comparison-check{color:var(--success);font-weight:800}.comparison-muted{color:var(--muted)}

/* cart */
.cart-content{background:#f8f9fc}.cart-items{display:grid;gap:12px}.cart-item{background:#fff;border:1px solid var(--line);border-radius:18px;padding:10px;display:grid;grid-template-columns:92px 1fr;gap:12px}.cart-item img{width:92px;aspect-ratio:1;border-radius:13px;object-fit:cover;background:var(--soft)}.cart-item-main{min-width:0}.cart-item-head{display:flex;justify-content:space-between;gap:8px}.cart-item-head strong{font-size:13px;line-height:1.35}.cart-item-head button{border:0;background:none;color:var(--danger);padding:2px;cursor:pointer}.cart-variant{font-size:10px;color:var(--muted);margin:4px 0}.cart-item-bottom{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:8px}.cart-item-bottom b{color:var(--brand);font-size:14px}.cart-item .quantity-control button{width:34px;height:32px}.cart-item .quantity-control span{min-width:32px;font-size:12px}.cart-summary{margin-top:16px;display:grid;gap:14px}.coupon-box{background:#fff;border:1px solid var(--line);border-radius:18px;padding:14px;display:block}.coupon-box>span{display:flex;flex-direction:column}.coupon-box b{font-size:13px}.coupon-box small{color:var(--muted);font-size:10px}.coupon-box>div{display:grid;grid-template-columns:1fr auto;gap:8px;margin-top:10px}.coupon-box input{min-width:0;height:42px;border:1px solid var(--line);border-radius:11px;padding:0 11px;text-transform:uppercase;outline:0}.coupon-box button{border:0;background:var(--brand-soft);color:var(--brand);border-radius:11px;padding:0 14px;font-weight:800;cursor:pointer}.coupon-box em{font-style:normal;font-size:10px;display:block;margin-top:6px}.coupon-box em.success{color:var(--success)}.coupon-box em.error{color:var(--danger)}.summary-lines{background:#fff;border:1px solid var(--line);border-radius:18px;padding:14px;display:grid;gap:8px}.summary-lines>div{display:flex;justify-content:space-between;gap:12px;font-size:12px}.summary-lines span{color:var(--muted)}.summary-total{border-top:1px dashed var(--line);padding-top:10px;margin-top:3px}.summary-total strong{font-size:18px;color:var(--brand)}

/* checkout */
.checkout-progress{height:4px;background:#eef0f6;display:grid;grid-template-columns:repeat(3,1fr);gap:3px;padding:0}.checkout-progress span{background:transparent;transition:.2s}.checkout-progress span.active{background:var(--brand)}.checkout-content{background:#f8f9fc;padding-top:20px}.checkout-step{display:none}.checkout-step.active{display:block}.checkout-section-head{display:flex;gap:12px;margin-bottom:20px}.checkout-section-head>span{width:36px;height:36px;border-radius:12px;background:var(--brand);color:#fff;display:grid;place-items:center;font-weight:900;flex:0 0 auto}.checkout-section-head h2{font-size:22px;line-height:1.25;margin:0}.checkout-section-head p{font-size:11px;color:var(--muted);margin:3px 0 0}.field-grid{display:grid;gap:14px}.field{display:flex;flex-direction:column;gap:6px}.field>span,.note-field>span{font-size:12px;font-weight:800}.field input,.field select,.field textarea,.note-field textarea{width:100%;border:1px solid var(--line);background:#fff;border-radius:13px;padding:12px 13px;outline:0;color:var(--ink)}.field input,.field select{height:48px}.field input:focus,.field select:focus,.field textarea:focus,.note-field textarea:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(48,56,168,.08)}.field.invalid input,.field.invalid select,.field.invalid textarea{border-color:var(--danger)}.field-error{min-height:14px;color:var(--danger);font-size:10px}.delivery-preview{margin-top:16px;background:#fff;border:1px solid var(--line);border-radius:17px;padding:13px;display:flex;gap:11px;align-items:flex-start}.delivery-preview>span{width:42px;height:42px;border-radius:13px;background:var(--brand-soft);color:var(--brand);display:grid;place-items:center;flex:0 0 auto}.delivery-preview strong{font-size:13px}.delivery-preview p{font-size:11px;color:var(--muted);margin:2px 0 0}.checkout-review-items{display:grid;gap:10px}.checkout-review-item{background:#fff;border:1px solid var(--line);border-radius:16px;padding:9px;display:grid;grid-template-columns:70px 1fr auto;gap:10px;align-items:center}.checkout-review-item img{width:70px;aspect-ratio:1;border-radius:11px;object-fit:cover}.checkout-review-item strong{font-size:12px;line-height:1.35;display:block}.checkout-review-item small{font-size:9px;color:var(--muted)}.checkout-review-item b{font-size:12px;color:var(--brand)}.checkout-price-card{background:#fff;border:1px solid var(--line);border-radius:17px;padding:14px;margin-top:14px;display:grid;gap:7px}.checkout-price-card>div{display:flex;justify-content:space-between;font-size:12px}.checkout-price-card span{color:var(--muted)}.checkout-price-card .grand-total{border-top:1px dashed var(--line);padding-top:10px;margin-top:4px}.checkout-price-card .grand-total strong{font-size:20px;color:var(--brand)}.note-field{display:flex;flex-direction:column;gap:6px;margin-top:15px}.success-visual{text-align:center;padding-top:10px}.success-visual>span{width:80px;height:80px;border-radius:28px;background:var(--mint);color:#174538;display:grid;place-items:center;margin:0 auto 14px;box-shadow:0 16px 36px rgba(120,239,203,.35)}.success-visual>span svg{width:38px;height:38px;stroke-width:2.8}.success-visual small{color:var(--brand);font-weight:800}.success-visual h2{font-size:28px;line-height:1.2;margin:6px 0 9px}.success-visual p{color:var(--muted);font-size:12px;margin:0 auto;max-width:460px}.order-code{background:#fff;border:1px solid var(--line);border-radius:16px;padding:12px 14px;display:flex;align-items:center;justify-content:space-between;margin:20px 0 12px}.order-code span{font-size:11px;color:var(--muted)}.order-code strong{color:var(--brand)}.order-summary-text{white-space:pre-wrap;word-break:break-word;background:#171b33;color:#e9ecf8;border-radius:17px;padding:15px;font:11px/1.7 "Noto Sans Bengali","Segoe UI",sans-serif;max-height:260px;overflow:auto}.success-actions{display:grid;gap:9px;margin-top:12px}.finish-demo{margin:18px auto 0;display:flex}.checkout-step[data-checkout-step="3"]{padding-bottom:30px}.toast-region{position:fixed;left:16px;right:16px;bottom:calc(var(--mobile-nav-h) + 16px + env(safe-area-inset-bottom));z-index:400;display:grid;gap:8px;pointer-events:none}.toast{background:#171b33;color:#fff;border-radius:14px;padding:12px 14px;box-shadow:var(--shadow);font-size:12px;font-weight:700;display:flex;align-items:center;gap:9px;animation:toastIn .25s ease}.toast.success svg{color:var(--mint)}.toast.error svg{color:#ff8ca0}@keyframes toastIn{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}

@media (min-width:600px){
  .container{width:min(calc(100% - 48px),var(--container))}.category-cards{grid-template-columns:repeat(3,1fr)}.product-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.recent-row{grid-auto-columns:42%}.field-grid{grid-template-columns:1fr 1fr}.field.full{grid-column:1/-1}.success-actions{grid-template-columns:1fr 1fr}.compare-bar{left:50%;right:auto;transform:translateX(-50%);width:min(calc(100% - 40px),720px)}.compare-bar-actions>span{display:block}
}

@media (min-width:900px){
  :root{--header-h:80px}.container{width:min(calc(100% - 64px),var(--container))}.section{padding:96px 0}.desktop-nav{display:flex}.header-search,.badge-btn,.header-cart{display:inline-grid}.header-cart{display:inline-flex}.mobile-menu-btn,.mobile-menu,.mobile-bottom-nav{display:none}.hero{padding:66px 0 82px;min-height:720px}.hero-grid{grid-template-columns:minmax(0,1fr) minmax(420px,.9fr);align-items:center;gap:64px}.hero-copy h1{font-size:clamp(58px,6.5vw,86px)}.hero-copy>p{font-size:19px}.hero-visual{min-height:560px}.hero-main-card{width:440px}.hero-side-card{width:190px;right:-8px;top:35px}.floating-tip{left:-28px;bottom:46px;padding:14px 16px}.floating-tip small{font-size:11px}.floating-tip b{font-size:13px}.trust-strip{margin-top:-38px}.trust-grid{grid-template-columns:repeat(3,1fr);border-radius:25px}.trust-grid article{padding:22px;border-bottom:0;border-right:1px solid var(--line)}.trust-grid article:last-child{border-right:0}.category-section{padding-bottom:40px}.category-cards{grid-template-columns:repeat(5,1fr);gap:14px}.category-card{min-height:160px;padding:19px}.category-card strong{font-size:17px}.desktop-only{display:inline-flex}.shop-toolbar{grid-template-columns:minmax(0,1fr) auto;align-items:center}.toolbar-actions{grid-template-columns:130px 225px}.product-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.product-body{padding:15px}.product-title{font-size:16px}.product-spec-line{font-size:11px}.product-actions{grid-template-columns:1fr 46px}.compare-story-grid{grid-template-columns:1fr .9fr;align-items:center;gap:90px}.compare-story-copy h2{font-size:58px}.mini-product{padding:14px}.mini-product strong{font-size:14px}.mini-product small{font-size:13px}.mini-product li{font-size:10px}.recent-row{grid-auto-flow:initial;grid-template-columns:repeat(4,1fr);overflow:visible}.final-cta{padding:60px 0 100px}.final-card{grid-template-columns:1fr auto;align-items:center;padding:48px 54px}.final-card h2{font-size:44px;max-width:780px}.footer-grid{grid-template-columns:1.7fr .7fr 1fr}.site-footer{padding:68px 0}.compare-bar{bottom:22px;width:min(760px,calc(100% - 60px));padding:12px 14px}.side-sheet{top:0;bottom:0;left:auto;width:min(430px,100%);max-height:none;border-radius:0;transform:translateX(103%)}.side-sheet.open{transform:none;visibility:visible;pointer-events:auto}.sheet-body{padding:24px}.app-screen{left:auto;width:min(920px,100%);box-shadow:-25px 0 70px rgba(18,21,42,.18)}.product-screen{width:min(1050px,100%)}.product-detail-content{padding-bottom:100px}.detail-layout{grid-template-columns:1.05fr .95fr;min-height:calc(100vh - 68px)}.detail-gallery{display:flex;align-items:center;position:sticky;top:0;height:calc(100vh - 68px)}.detail-main-image{aspect-ratio:auto;height:100%;object-fit:cover}.detail-info{padding:44px 38px}.detail-info h1{font-size:40px}.detail-short{font-size:15px}.detail-trust span{font-size:10px}.saved-grid{grid-template-columns:1fr 1fr}.compare-screen{width:min(1160px,100%)}.cart-screen{width:min(760px,100%)}.checkout-screen{width:min(820px,100%)}.screen-content{padding:28px 28px 110px}.product-detail-content{padding:0 0 100px}.screen-sticky{padding-inline:28px}.toast-region{left:auto;right:28px;bottom:28px;width:360px}.compare-screen-content{padding-inline:0}.comparison-table-wrap{padding-inline:28px}.compare-helper{margin-inline:28px}.checkout-content{padding-top:28px}.success-visual{padding-top:18px}
}

@media (min-width:1200px){.product-grid{grid-template-columns:repeat(4,1fr)}.category-card{min-height:176px}.hero-side-card{right:-28px}}

@media (max-width:374px){.container{width:min(calc(100% - 24px),var(--container))}.hero-copy h1{font-size:39px}.hero-main-card{width:85vw}.hero-side-card{width:132px}.floating-tip{padding:9px 10px}.category-card{padding:13px;min-height:120px}.product-grid{gap:9px}.product-body{padding:10px}.product-title{font-size:12px}.product-actions{grid-template-columns:1fr 38px}.compare-toggle{width:38px}.quick-add{font-size:10px}.screen-sticky .btn{min-width:160px;padding-inline:13px}.screen-sticky strong{font-size:17px}.detail-info h1{font-size:25px}}

@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}.reveal{opacity:1;transform:none}}