:root{--bg:#fff;--ink:#0a0a0a;--muted:#737373;--line:#e8e8e8;--soft:#f6f6f6;--card:#fbfbfb;--max:1320px;--radius:28px;--shadow:0 18px 45px rgba(0,0,0,.06);--ease:cubic-bezier(.22,.7,.2,1);font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","SF Pro Text",Inter,"Helvetica Neue",Arial,"Noto Sans Bengali",sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:inherit;line-height:1.45;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button{cursor:pointer}
.boot-screen{position:fixed;inset:0;z-index:200;background:#fff;display:grid;place-items:center;transition:opacity .5s var(--ease),visibility .5s}.boot-screen.hidden{opacity:0;visibility:hidden}.boot-card{text-align:center}.boot-logo{width:96px;height:96px;object-fit:cover;border-radius:24px;box-shadow:0 14px 40px rgba(0,0,0,.08)}.spinner{width:28px;height:28px;border:3px solid #e7e7e7;border-top-color:#0a0a0a;border-radius:50%;margin:24px auto 12px;animation:spin .85s linear infinite}.boot-text{font-size:14px;color:#777}@keyframes spin{to{transform:rotate(360deg)}}
.glass{background:rgba(255,255,255,.78);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px)}.site-header{position:fixed;left:0;right:0;top:0;height:76px;z-index:50;border-bottom:1px solid rgba(0,0,0,.07);display:grid;grid-template-columns:1fr auto 1fr;align-items:center;padding:0 20px}.site-header>.icon-btn:last-child{justify-self:end}.icon-btn{border:0;background:transparent;width:44px;height:44px;border-radius:999px;display:grid;place-items:center;font-size:25px;transition:background .2s,transform .2s}.icon-btn:hover{background:var(--soft)}.icon-btn:active{transform:scale(.92)}.brand{display:flex;gap:10px;align-items:center;font-weight:700;letter-spacing:-.02em}.brand-logo{width:34px;height:34px;object-fit:cover;border-radius:10px}.brand-wordmark{font-size:17px}
.app-shell{padding:112px 22px 112px;max-width:var(--max);margin:auto}.hero{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:stretch}.hero-copy{padding:54px 0}.eyebrow{font-size:11px;letter-spacing:.18em;color:#7b7b7b;font-weight:700}.hero h1{font-size:clamp(46px,7vw,88px);line-height:.94;letter-spacing:-.055em;margin:16px 0 22px;max-width:800px}.hero p{font-size:18px;color:#666;max-width:560px;margin:0 0 28px}.hero-card{background:linear-gradient(145deg,#f6f6f6,#fff);border:1px solid var(--line);border-radius:36px;min-height:520px;position:relative;overflow:hidden;box-shadow:var(--shadow);display:flex;align-items:flex-end}.hero-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:grayscale(1);opacity:.98}.hero-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 42%,rgba(255,255,255,.95) 100%)}.hero-card-content{position:relative;z-index:2;padding:32px}.hero-card-content h3{font-size:28px;letter-spacing:-.03em;margin:8px 0}.hero-card-content p{color:#555;margin:0}
.section{margin-top:72px}.section-head{display:flex;justify-content:space-between;gap:18px;align-items:end;margin-bottom:22px}.section h2{font-size:34px;letter-spacing:-.04em;margin:0}.section-sub{color:#777;margin:6px 0 0}.link{font-weight:700}.link:hover{text-decoration:underline}.chip-row{display:flex;gap:10px;overflow:auto;padding-bottom:4px}.chip{border:1px solid var(--line);padding:11px 16px;border-radius:999px;background:#fff;white-space:nowrap;font-weight:600}.chip.active{background:#0a0a0a;color:#fff;border-color:#0a0a0a}
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.product{background:var(--card);border:1px solid var(--line);border-radius:22px;overflow:hidden;transition:transform .25s var(--ease),box-shadow .25s}.product:hover{transform:translateY(-4px);box-shadow:var(--shadow)}.product-media{aspect-ratio:1/1;background:#f0f0f0;display:grid;place-items:center;position:relative;overflow:hidden}.product-media img{width:100%;height:100%;object-fit:cover;transition:transform .55s var(--ease);filter:grayscale(1)}.product:hover .product-media img{transform:scale(1.045)}.product-badge{position:absolute;top:12px;left:12px;background:#fff;border:1px solid rgba(0,0,0,.08);padding:7px 10px;border-radius:999px;font-size:11px;font-weight:800}.product-body{padding:16px}.product h3{font-size:17px;margin:0 0 6px;letter-spacing:-.02em}.meta{color:#777;font-size:13px}.price-row{display:flex;justify-content:space-between;align-items:center;margin-top:14px}.price{font-size:20px;font-weight:800;letter-spacing:-.03em}.status{font-size:11px;font-weight:700}.status.ok{color:#20754a}.status.oos{color:#a24a4a}.btn{border:1px solid #0a0a0a;background:#0a0a0a;color:#fff;padding:13px 18px;border-radius:999px;font-weight:700;transition:transform .2s,opacity .2s}.btn:hover{opacity:.9}.btn:active{transform:scale(.97)}.btn.secondary{background:#fff;color:#0a0a0a;border-color:var(--line)}.btn.wide{width:100%}
.feature-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.feature{border-top:1px solid var(--line);padding-top:18px}.feature strong{display:block;font-size:18px;margin-bottom:4px}.feature span{color:#777;font-size:14px}
.page-title{font-size:54px;letter-spacing:-.05em;margin:0 0 12px}.page-copy{color:#6f6f6f;max-width:700px}.toolbar{display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:space-between;margin:26px 0}.toolbar-left,.toolbar-right{display:flex;gap:10px;flex-wrap:wrap}.select,input,textarea{border:1px solid var(--line);background:#fff;border-radius:14px;padding:12px 13px;outline:none}.select:focus,input:focus,textarea:focus{border-color:#a5a5a5;box-shadow:0 0 0 4px rgba(0,0,0,.04)}
.card{background:#fff;border:1px solid var(--line);border-radius:24px;padding:22px;box-shadow:0 8px 26px rgba(0,0,0,.035)}.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.stat{display:flex;justify-content:space-between;align-items:end}.stat b{font-size:28px;letter-spacing:-.04em}.muted{color:#777}.list{display:grid;gap:10px}.list-row{display:flex;justify-content:space-between;gap:18px;align-items:center;padding:15px 0;border-bottom:1px solid var(--line)}.list-row:last-child{border-bottom:0}.pill{padding:6px 9px;border-radius:999px;background:var(--soft);font-size:11px;font-weight:800}.pill.green{background:#e9f6ef;color:#26724e}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.field{display:grid;gap:7px}.field.full{grid-column:1/-1}.field label{font-size:13px;font-weight:700}.checkout{display:grid;grid-template-columns:1.1fr .9fr;gap:18px}.stepper{display:flex;gap:12px;flex-wrap:wrap;margin:20px 0 28px}.step{padding:9px 12px;border-radius:999px;background:var(--soft);font-size:12px;font-weight:700}.step.active{background:#0a0a0a;color:#fff}.summary-row{display:flex;justify-content:space-between;padding:11px 0}.summary-total{font-size:24px;font-weight:800;border-top:1px solid var(--line);margin-top:6px;padding-top:16px}
.empty{padding:60px 18px;text-align:center;color:#777}.empty h3{color:#111;margin:0 0 8px}.notice{padding:14px 16px;background:#f7f7f7;border:1px solid var(--line);border-radius:16px;color:#666;font-size:13px}.warning{background:#fff8e6;border-color:#f4dfa8;color:#775b19}.success{background:#effaf4;border-color:#c8ead5;color:#276447}
.side-menu{position:fixed;z-index:100;top:0;bottom:0;left:0;width:min(390px,88vw);background:#fff;box-shadow:30px 0 70px rgba(0,0,0,.15);transform:translateX(-105%);transition:transform .35s var(--ease);padding:24px;display:flex;flex-direction:column}.side-menu.open{transform:translateX(0)}.menu-backdrop{position:fixed;inset:0;z-index:90;background:rgba(0,0,0,.22);opacity:0;visibility:hidden;transition:.25s}.menu-backdrop.open{opacity:1;visibility:visible}.menu-top{display:flex;justify-content:space-between;align-items:start;margin-bottom:24px}.menu-title{font-size:32px;font-weight:800;letter-spacing:-.04em}.menu-nav{display:grid;gap:4px;overflow:auto}.menu-nav a{padding:12px 10px;border-radius:12px;font-weight:600}.menu-nav a:hover{background:var(--soft)}.menu-divider{height:1px;background:var(--line);margin:12px 0}.menu-footer{margin-top:auto;padding-top:18px;border-top:1px solid var(--line);display:flex;gap:14px;font-size:12px;color:#777}
.sheet{position:fixed;inset:0;z-index:110;background:rgba(0,0,0,.22);opacity:0;visibility:hidden;transition:.25s;display:flex;align-items:flex-start;justify-content:center;padding:82px 16px}.sheet.open{opacity:1;visibility:visible}.sheet-inner{width:min(840px,100%);background:#fff;border:1px solid var(--line);border-radius:28px;box-shadow:0 30px 100px rgba(0,0,0,.18);padding:22px;transform:translateY(-18px) scale(.985);transition:.35s var(--ease)}.sheet.open .sheet-inner{transform:none}.sheet-handle{width:42px;height:4px;background:#ddd;border-radius:99px;margin:0 auto 18px}.sheet-head{display:flex;justify-content:space-between;align-items:start;margin-bottom:16px}.sheet h2{margin:4px 0;font-size:32px;letter-spacing:-.04em}.search-box{display:flex;align-items:center;gap:10px;border:1px solid var(--line);border-radius:16px;padding:0 14px}.search-box input{border:0;flex:1;padding:15px 4px}.search-results{margin-top:16px;display:grid;gap:8px;max-height:50vh;overflow:auto}.search-item{padding:14px;border:1px solid var(--line);border-radius:15px}.search-item b{display:block}.search-item span{font-size:12px;color:#777}
.toast{position:fixed;z-index:180;left:50%;bottom:90px;transform:translate(-50%,16px);opacity:0;pointer-events:none;background:#0a0a0a;color:#fff;border-radius:999px;padding:12px 16px;font-size:13px;font-weight:700;transition:.3s}.toast.show{opacity:1;transform:translate(-50%,0)}
.bottom-nav{position:fixed;z-index:60;left:12px;right:12px;bottom:12px;display:flex;justify-content:space-around;background:rgba(255,255,255,.88);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);border:1px solid rgba(0,0,0,.08);border-radius:24px;padding:8px;box-shadow:0 15px 40px rgba(0,0,0,.08)}.bottom-nav a{flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;padding:8px 4px;border-radius:16px;color:#777;font-size:11px;font-weight:700}.bottom-nav a span{font-size:21px;line-height:1}.bottom-nav a.active{background:#0a0a0a;color:#fff}
.fade-up{animation:fadeup .55s var(--ease) both}@keyframes fadeup{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}.skeleton{background:linear-gradient(90deg,#f3f3f3 25%,#fafafa 38%,#f3f3f3 63%);background-size:400% 100%;animation:skeleton 1.15s infinite}@keyframes skeleton{to{background-position:-400% 0}}
@media (max-width:1000px){.hero,.checkout{grid-template-columns:1fr}.grid{grid-template-columns:repeat(2,1fr)}.card-grid,.feature-strip{grid-template-columns:1fr 1fr}.hero-card{min-height:420px}.hero-copy{padding-top:20px}}
@media (max-width:640px){.site-header{height:68px;padding:0 12px}.brand-wordmark{display:none}.app-shell{padding:94px 14px 104px}.hero h1{font-size:46px}.hero p{font-size:16px}.hero-card{min-height:380px}.grid,.card-grid,.feature-strip,.form-grid{grid-template-columns:1fr}.page-title{font-size:42px}.section{margin-top:52px}.section h2{font-size:28px}.toolbar{align-items:stretch}.toolbar-left,.toolbar-right{width:100%}.toolbar-left>* ,.toolbar-right>*{flex:1}.checkout{grid-template-columns:1fr}.card{padding:18px}.bottom-nav{left:8px;right:8px;bottom:8px}.menu-title{font-size:28px}}
@media (prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation-duration:.01ms!important;transition-duration:.01ms!important}}