:root{--primary:#03484c;--dark:#052f32;--mint:#edf5f0;--coral:#f5a67f;--ink:#163336;--muted:#6c7d7e;--line:#e2e9e6;--bg:#fafbf9;--radius:18px}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:150px}
body{margin:0;background:var(--bg);color:var(--ink);font-family:"Noto Sans Bengali","Hind Siliguri",system-ui,-apple-system,"Segoe UI",sans-serif;font-size:15px;line-height:1.65}
a{color:inherit;text-decoration:none}
a:hover{color:#327e72}
button,input,select,textarea{font:inherit}
button,.button{border:1px solid transparent;background:var(--primary);color:white;padding:12px 23px;border-radius:10px;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:600;line-height:1.6;text-align:center}
button:hover,.button:hover{background:#0e6063;color:white}
button:disabled{opacity:.5;cursor:not-allowed}
.button.coral,button.coral{background:var(--coral);color:var(--dark)}
.outline{background:transparent;color:var(--primary);border-color:#baccc5}
.outline:hover{background:var(--mint);color:var(--primary)}
.full{width:100%}
.small{padding:7px 12px}
input,select,textarea{width:100%;border:1px solid #cbd7d2;border-radius:9px;padding:12px 14px;background:white;color:var(--ink);min-width:0}
input:focus,select:focus,textarea:focus{outline:2px solid #4a9a88;outline-offset:2px}
button:focus-visible,a:focus-visible{outline:3px solid #db8963;outline-offset:3px}
textarea{resize:vertical;min-height:90px}
label{display:block;font-size:14px;font-weight:600;margin:0 0 18px}
label input,label select,label textarea{display:block;margin-top:7px}
input[type=checkbox]{width:18px;height:18px;accent-color:var(--primary);flex-shrink:0}
.checkbox{display:flex;align-items:flex-start;gap:12px;font-weight:400}
.checkbox a{text-decoration:underline}
h1,h2,h3,p{margin-top:0}
h1{font-size:34px;line-height:1.35;letter-spacing:-1px}
h2{font-size:25px;line-height:1.4;letter-spacing:-.5px}
h3{font-size:17px;line-height:1.5}
p{color:var(--muted)}
small{color:var(--muted)}
img{max-width:100%;height:auto}
video{width:100%;border-radius:12px;max-height:500px}
.container{width:min(1240px,calc(100% - 56px));margin:auto}
.announcement{background:var(--primary);color:#f1f5ee;text-align:center;padding:7px 20px;font-size:12px;letter-spacing:.3px}
.site-header{background:#fff;position:sticky;top:0;z-index:20;border-bottom:1px solid var(--line)}
.header-row{display:flex;align-items:center;justify-content:space-between;gap:36px;padding-top:23px;padding-bottom:23px}
.brand{font-size:31px;letter-spacing:-1.8px;font-weight:800;line-height:1;white-space:nowrap;display:inline-block;color:var(--primary)}
.brand span{font-weight:500}
.brand i{font-size:14px;font-style:normal;color:#d99069;vertical-align:top;margin-left:3px}
.search{display:flex;flex:1;max-width:560px;background:#f3f6f3;border-radius:10px}
.search input{border:none;background:none;padding:13px 18px}
.search button{font-size:25px;line-height:1;padding:10px 18px;border-radius:0 10px 10px 0;background:transparent;color:var(--primary)}
.header-actions{display:flex;align-items:center;gap:24px;font-size:13px;white-space:nowrap}
.cart-link{display:flex;align-items:center;gap:9px}
.cart-link b{background:var(--primary);color:white;border-radius:50%;font-size:11px;width:23px;height:23px;display:grid;place-items:center}
.category-nav{border-top:1px solid var(--line);font-size:13px}
.category-nav .container{display:flex;gap:32px;overflow:auto;white-space:nowrap;padding-top:11px;padding-bottom:11px;scrollbar-width:none}
.category-nav a:last-child{margin-left:auto;color:#9e5333}
.carousel{margin-top:28px;border-radius:20px;overflow:hidden;position:relative;background:#e6eee6}
.slide{position:relative;min-height:440px}
.slide[hidden]{display:none}
.slide>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero-copy{position:relative;padding:62px 50px;max-width:60%;z-index:1}
.hero-copy h1{font-size:42px;line-height:1.55;margin:15px 0 16px;font-weight:650;letter-spacing:-1.3px}
.hero-copy p{max-width:380px;color:#446866;margin-bottom:26px}
.eyebrow{font-size:10px;letter-spacing:2.3px;font-weight:700;display:block;color:#52736a;margin-bottom:10px}
.carousel-controls{position:absolute;bottom:20px;right:24px;display:flex;align-items:center;gap:14px;font-size:12px;z-index:2}
.carousel-controls button{padding:3px;width:32px;height:32px;background:#fff;color:var(--primary);border-radius:50%}
.benefits{display:grid;grid-template-columns:repeat(3,1fr);padding:26px 0;border-bottom:1px solid var(--line);gap:25px}
.benefits>div{padding:0 28px;border-right:1px solid var(--line)}
.benefits>div:last-child{border:0}
.benefits b{font-size:14px;display:block}
.benefits span{font-size:12px;color:var(--muted)}
section{scroll-margin-top:160px}
.section-title{display:flex;align-items:center;justify-content:space-between;gap:20px;margin:34px 0 22px}
.section-title h2{margin-bottom:5px}
.section-title>a{font-size:13px;border-bottom:1px solid #9dafaa;white-space:nowrap}
.section-title form{display:flex;gap:8px;align-items:center}
.section-title select{font-size:12px;padding:9px;width:auto}
.category-chips{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.category-chip{display:flex;align-items:center;gap:12px;border:1px solid var(--line);background:white;padding:17px 14px;border-radius:12px;font-size:14px}
.category-chip>span{width:42px;height:42px;background:#edf2e8;display:grid;place-items:center;border-radius:50%;font-size:26px}
.category-chip b{margin-left:auto}
.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:21px}
.product-card{background:white;border:1px solid var(--line);border-radius:14px;overflow:hidden;transition:transform .2s,box-shadow .2s}
.product-card:hover{transform:translateY(-3px);box-shadow:0 10px 20px #03484c0a}
.product-picture{position:relative;display:block;background:#f0f2eb;aspect-ratio:1}
.product-picture img{width:100%;height:100%;object-fit:contain}
.badge{position:absolute;top:13px;left:13px;background:white;color:var(--primary);border-radius:6px;padding:3px 8px;font-size:11px;font-weight:700}
.badge.static{position:static;display:inline-block;background:var(--mint)}
.demo-tag{position:absolute;bottom:9px;right:10px;color:#5e706a;font-size:10px}
.product-body{padding:17px}
.product-body small{font-size:10px}
.product-body h3{font-size:15px;margin:5px 0 10px;min-height:46px;font-weight:600}
.price{font-size:18px;font-weight:750;color:var(--primary);margin-bottom:16px;display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.price del{font-size:12px;color:#8d9691;font-weight:400}
.product-body button{font-size:12px;padding:10px}
.promo{margin:48px 0 50px;background:#eaf0e5;border-radius:18px;display:flex;align-items:center;justify-content:space-between;padding:34px 60px;overflow:hidden}
.promo h2{font-size:34px;line-height:1.5;margin-bottom:12px}
.promo img{width:260px;mix-blend-mode:multiply;transform:rotate(9deg)}
.promo a{border-bottom:1px solid var(--primary);font-weight:600}
.promo p{font-size:13px}
footer{background:#f0f3ed;margin-top:60px;padding:46px 0 0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1.3fr 1.3fr;gap:35px}
.footer-grid h3{font-size:14px;margin-bottom:17px}
.footer-grid>div>a:not(.brand){display:block;color:#637771;font-size:12px;margin-bottom:9px}
.footer-grid p{font-size:13px;margin-top:18px}
.footer-grid small{font-size:11px}
.copyright{border-top:1px solid #dbe3db;margin-top:30px;padding-top:20px;padding-bottom:22px;font-size:10px;color:#7b8882;display:flex;justify-content:space-between}
.mobile-nav{display:none}
.page-heading{padding:40px 0 20px}
.page-heading h1{margin-bottom:10px}
.panel{border:1px solid var(--line);background:white;border-radius:16px;padding:28px;margin-bottom:24px}
.checkout-grid{display:grid;grid-template-columns:1.5fr 1fr;gap:26px;align-items:start}
.summary{position:sticky;top:155px}
.summary>a{margin:14px 0;display:flex;justify-content:center}
.cart-row{display:flex;gap:18px;padding:22px 0;border-bottom:1px solid var(--line);align-items:center}
.cart-row:first-child{padding-top:0}
.cart-row img{border-radius:10px;width:85px;height:85px;object-fit:contain;background:#f2f5ee}
.cart-row>div{flex:1}
.cart-row p{margin:4px 0;font-size:13px}
.cart-row>b{font-size:14px}
.cart-row label{font-size:12px}
.inline{display:flex;align-items:center;gap:10px;margin:0}
.inline input{width:70px;padding:5px}
.total-line{display:flex;justify-content:space-between;gap:25px;padding:15px 0;border-bottom:1px solid var(--line);font-size:14px}
.total-line b{white-space:nowrap}
.grand{font-size:20px;margin-bottom:22px;border-bottom:0}
.payment{background:var(--mint);padding:18px;border:1px solid #d5e3d8;border-radius:10px;margin:22px 0}
.payment p{font-size:12px;margin:6px 0 0}
.empty{text-align:center;padding:65px 25px}
.empty .button{margin:8px}
.success-icon{width:64px;height:64px;background:var(--mint);border-radius:50%;font-size:35px;display:grid;place-items:center;margin:0 auto 25px}
.alert{background:#edf3e4;border:1px solid #d4e0c5;padding:15px 20px;border-radius:10px;margin:20px 0;font-size:14px}
.error{background:#fff1e9;border-color:#edc0ab}
.breadcrumb{font-size:12px;color:var(--muted);padding:25px 0}
.product-detail{display:grid;grid-template-columns:1fr 1fr;gap:50px}
.main-photo{width:100%;aspect-ratio:1;object-fit:contain;background:#eef1e9;border-radius:18px}
.thumbnails{display:flex;gap:10px;margin-top:15px;overflow:auto}
.thumbnails button{background:white;border:1px solid var(--line);padding:3px;width:70px;min-width:70px}
.thumbnails img{width:60px;height:60px;object-fit:contain}
.detail-copy{padding:15px 0}
.detail-copy h1{font-size:32px;line-height:1.5}
.large{font-size:30px;margin:20px 0 12px}
.large del{font-size:16px}
.stock{font-size:12px;color:#4d8065}
.buy-form{display:grid;grid-template-columns:110px 1fr;gap:12px;margin:24px 0}
.buy-form label{margin:0}
.buy-form>button:first-of-type{align-self:end}
.buy-form>.full{grid-column:1/-1}
.delivery-note{padding-top:16px;border-top:1px solid var(--line);font-size:13px}
.details-panel{background:white;border:1px solid var(--line);border-radius:15px;margin-top:35px;padding:0 25px}
details{padding:20px 0;border-bottom:1px solid var(--line)}
details:last-child{border:0}
summary{font-weight:600;cursor:pointer}
details p{margin-top:18px;white-space:normal}
details video{max-width:600px}
.narrow{max-width:700px;margin:50px auto;min-height:280px}
.narrow h1{font-size:29px}
.narrow p{white-space:pre-wrap}
.pagination{display:flex;gap:8px;justify-content:center;margin:30px 0}
.auth{min-height:100vh;display:grid;place-items:center;background:#e7eee7;padding:30px}
.auth-card{width:min(480px,100%);background:#fff;padding:40px;border-radius:22px;box-shadow:0 20px 80px #03484c0a}
.auth-card .brand{margin-bottom:30px}
.auth-card form{margin:25px 0}
.auth-card h1{font-size:30px}
.auth-card small{display:block;margin-top:22px;font-size:11px}
[hidden]{display:none!important}
@media(max-width:1000px){.header-row{gap:20px}
.header-actions>a:first-child{display:none}
.product-grid{grid-template-columns:repeat(3,1fr)}
.category-chips{grid-template-columns:repeat(2,1fr)}
.hero-copy{max-width:65%;padding:40px}
.hero-copy h1{font-size:34px}
.slide{min-height:380px}
.footer-grid{grid-template-columns:2fr 1fr 1fr}
.footer-grid>div:last-child{grid-column:1/-1}
.product-detail{gap:25px}
.checkout-grid{grid-template-columns:1.2fr 1fr}
.panel{padding:22px}
}

@media(max-width:640px){body{font-size:14px}
.container{width:calc(100% - 28px)}
.announcement{font-size:10px;padding:6px}
.header-row{flex-wrap:wrap;padding:16px 0 12px;gap:14px}
.brand{font-size:28px}
.header-actions{margin-left:auto}
.search{order:3;flex-basis:100%;max-width:100%}
.search input{font-size:12px;padding:10px 14px}
.category-nav .container{gap:22px;font-size:11px}
.category-nav a:last-child{margin-left:0}
.carousel{margin-top:16px;border-radius:14px}
.slide{min-height:440px}
.slide>img{object-position:75% center;opacity:.65}
.hero-copy{max-width:100%;padding:28px 24px;background:linear-gradient(90deg,#e5eee7ee,#e5eee788 70%,transparent);min-height:440px}
.hero-copy h1{font-size:31px;max-width:320px;line-height:1.6;margin-top:20px}
.hero-copy p{max-width:235px;font-size:13px}
.eyebrow{font-size:9px;letter-spacing:1.6px}
.hero-copy .button{font-size:12px;padding:11px 19px}
.carousel-controls{bottom:15px;right:15px}
.benefits{gap:8px;padding:20px 0}
.benefits>div{padding:0 8px}
.benefits b{font-size:11px;line-height:1.5;margin-bottom:5px}
.benefits span{font-size:9px;line-height:1.5;display:block}
.section-title{margin:28px 0 18px;gap:10px}
.section-title h2{font-size:20px}
.section-title>a{font-size:11px}
.section-title form{flex-direction:column;gap:4px}
.section-title .small{display:none}
.section-title select{font-size:10px;max-width:120px}
.category-chips{gap:9px}
.category-chip{font-size:11px;padding:11px 8px;gap:7px}
.category-chip>span{width:30px;height:30px;font-size:21px}
.product-grid{grid-template-columns:repeat(2,1fr);gap:11px}
.product-body{padding:11px}
.product-body h3{font-size:12px;min-height:38px;margin-top:5px}
.product-body small{font-size:9px}
.price{font-size:15px;gap:6px;margin-bottom:11px}
.price del{font-size:10px}
.product-body button{font-size:10px;padding:9px 5px}
.badge{top:8px;left:8px;font-size:9px;padding:2px 6px}
.promo{margin:30px 0;padding:25px;position:relative;min-height:240px}
.promo h2{font-size:26px}
.promo p{max-width:190px;font-size:12px}
.promo img{width:140px;position:absolute;right:-35px;bottom:25px}
.promo>div{position:relative;z-index:1}
.promo a{font-size:12px}
.footer-grid{grid-template-columns:1fr 1fr;gap:24px}
.footer-grid>div:first-child{grid-column:1/-1}
.copyright{padding-bottom:90px;display:block}
.copyright span{display:block;margin-top:8px}
.mobile-nav{position:fixed;bottom:0;left:0;right:0;z-index:30;background:#fff;border-top:1px solid var(--line);display:flex;justify-content:space-around;padding:8px 6px max(8px,env(safe-area-inset-bottom))}
.mobile-nav a{text-align:center;font-size:20px;line-height:1.2}
.mobile-nav span{display:block;font-size:10px;margin-top:5px}
.checkout-grid,.product-detail{grid-template-columns:1fr}
.summary{position:static}
.page-heading{padding:30px 0 12px}
.page-heading h1{font-size:26px}
.panel{padding:20px}
.cart-row{gap:11px;flex-wrap:wrap}
.cart-row img{width:65px;height:65px}
.cart-row>b{margin-left:auto}
.product-detail{gap:10px}
.detail-copy h1{font-size:27px}
.large{font-size:27px}
.large del{font-size:14px}
.narrow{margin:25px auto}
.narrow h1{font-size:24px}
.auth{padding:18px}
.auth-card{padding:28px}
.empty{padding:45px 10px}
}

@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}
*{transition:none!important}
}