/* ====== Responsive product landing — মোবাইল আগে, তারপর ট্যাবলেট ও ডেস্কটপ ====== */
:root{
  --accent:#B0245A; --accent-d:color-mix(in srgb,var(--accent) 78%,#000); --accent-l:color-mix(in srgb,var(--accent) 8%,#fff);
  --ink:#2A1E22; --muted:#6A5A60; --line:#EADCE0; --soft:#F7EFEC; --ok:#1F7A4D; --warn:#B45309;
  --r:18px; --shadow:0 6px 24px rgba(42,30,34,.08); --hdr:62px;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html{scroll-behavior:smooth}
[id]{scroll-margin-top:calc(var(--hdr) + 8px)}
body{margin:0;font-family:'Hind Siliguri',system-ui,sans-serif;color:var(--ink);background:#fff;line-height:1.6;font-size:16px;padding-bottom:76px}
h1,h2,h3{font-family:'Noto Serif Bengali',serif;line-height:1.3;margin:0}
img,video{display:block;max-width:100%}
button{font:inherit;color:inherit}
a{color:var(--accent-d)}
.wrap{max-width:1160px;margin:0 auto;padding:0 18px}
.sec{padding:44px 0}
.sec-t{font-size:clamp(23px,3.2vw,32px);text-align:center;margin-bottom:6px}
.sec-s{text-align:center;color:var(--muted);margin:0 0 24px;font-size:15px}
.tint{background:var(--soft)}
.ph{display:flex;align-items:center;justify-content:center;text-align:center;color:#8B7076;font-size:13px;font-weight:600;background:repeating-linear-gradient(135deg,#F4E6E2 0 12px,#F0E0DB 12px 24px);width:100%;height:100%;padding:12px}

/* ---------- header ---------- */
.announce{position:relative;overflow:hidden;background:linear-gradient(90deg,var(--accent-d),var(--accent) 50%,var(--accent-d));color:#fff;font-size:13px;font-weight:600;height:36px;display:flex;align-items:center}
.ann-track{display:flex;width:max-content;animation:ann 32s linear infinite}
.ann-track span{display:inline-flex;align-items:center;gap:7px;white-space:nowrap;padding:0 22px;position:relative}
.ann-track span>span{padding:0}
.ann-track span+span::before,.ann-dup>span:first-child::before{content:'';position:absolute;left:-2px;top:50%;width:4px;height:4px;border-radius:50%;background:rgba(255,255,255,.55);transform:translateY(-50%)}
.ann-dup{display:inline-flex;padding:0!important}
.ann-track svg{flex:none;opacity:.9}
.announce:hover .ann-track{animation-play-state:paused}
@keyframes ann{to{transform:translateX(-50%)}}
.hdr{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.9);backdrop-filter:saturate(1.6) blur(14px);-webkit-backdrop-filter:saturate(1.6) blur(14px);transition:box-shadow .25s,background .25s;color:var(--ink)}
.hdr::after{content:'';position:absolute;left:0;right:0;bottom:0;height:2px;background:linear-gradient(90deg,transparent,var(--accent),transparent);opacity:.55}
.hdr.up{box-shadow:0 10px 30px -14px rgba(0,0,0,.28)}
.hdr-in{display:flex;align-items:center;justify-content:space-between;gap:14px;height:var(--hdr)}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:inherit;min-width:0}
.logo img{height:38px;width:auto}
.logo-mark{flex:none;width:38px;height:38px;border-radius:12px;display:grid;place-items:center;font-family:'Noto Serif Bengali',serif;font-weight:800;font-size:20px;color:#fff;background:linear-gradient(135deg,var(--accent),var(--accent-d));box-shadow:0 6px 16px -6px var(--accent),inset 0 1px 0 rgba(255,255,255,.35);transform:rotate(-4deg)}
.logo-txt{display:flex;flex-direction:column;min-width:0;line-height:1.15}
.logo-txt b{font-family:'Noto Serif Bengali',serif;font-weight:800;font-size:18px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.logo-txt small{font-size:11px;font-weight:600;color:var(--accent);letter-spacing:.01em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.nav{display:none;gap:6px}
.nav a{position:relative;color:inherit;text-decoration:none;font-weight:600;font-size:15px;padding:8px 14px;border-radius:99px;transition:background .2s,color .2s}
.nav a::after{content:'';position:absolute;left:14px;right:14px;bottom:4px;height:2px;border-radius:2px;background:var(--accent);transform:scaleX(0);transition:transform .25s}
.nav a:hover{color:var(--accent);background:var(--accent-l)}
.nav a:hover::after{transform:scaleX(1)}
.hdr-act{display:flex;align-items:center;gap:10px;flex:none}
.hdr-call{display:flex;align-items:center;gap:10px;text-decoration:none;color:inherit}
.hdr-call .ring{position:relative;width:42px;height:42px;border-radius:50%;display:grid;place-items:center;color:#fff;background:linear-gradient(135deg,#22A45D,#15803D);box-shadow:0 6px 14px -6px #15803D}
.hdr-call .ring::before{content:'';position:absolute;inset:-4px;border-radius:50%;border:2px solid #22A45D;opacity:0;animation:ring 2.2s ease-out infinite}
@keyframes ring{0%{transform:scale(.85);opacity:.7}100%{transform:scale(1.35);opacity:0}}
.hdr-call .hc-t{display:none;flex-direction:column;line-height:1.2}
.hdr-call small{display:flex;align-items:center;gap:5px;font-size:11px;font-weight:600;opacity:.7}
.hdr-call b{font-size:16px;letter-spacing:.02em}
.live{width:7px;height:7px;border-radius:50%;background:#22C55E;box-shadow:0 0 0 3px rgba(34,197,94,.25);animation:live 1.6s ease-in-out infinite}
@keyframes live{50%{opacity:.35}}
.hdr-cta{display:none!important;gap:8px}
.shine{position:relative;overflow:hidden;isolation:isolate}
.shine::before{content:'';position:absolute;top:0;bottom:0;left:-60%;width:40%;background:linear-gradient(100deg,transparent,rgba(255,255,255,.45),transparent);transform:skewX(-20deg);animation:shine 3.6s ease-in-out infinite;z-index:-1}
@keyframes shine{0%,60%{left:-60%}100%{left:130%}}
@media (min-width:360px){.hdr-cta{display:inline-flex!important;min-height:42px!important;padding:0 16px!important;font-size:15px!important;border-radius:12px!important;width:auto!important}}
@media (min-width:700px){.hdr-call .hc-t{display:flex}}
@media (max-width:479px){.logo-txt small{display:none}.hdr-call .ring{width:38px;height:38px}.hdr-in{gap:10px}}
@media (prefers-reduced-motion:reduce){.ann-track{animation:none;width:auto;justify-content:center}.ann-dup,.ann-track span+span{display:none}.hdr-call .ring::before,.shine::before,.live{animation:none}}
.icon-btn{width:44px;height:44px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;background:var(--soft);border:0;cursor:pointer;color:var(--ink)}

/* ---------- hero ---------- */
.gallery{position:relative;margin:0 -18px}
.slides{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none}
.slides::-webkit-scrollbar{display:none}
.slide{flex:0 0 100%;aspect-ratio:1/1;scroll-snap-align:center;overflow:hidden;background:var(--soft)}
.slide img,.slide video{width:100%;height:100%;object-fit:cover}
.dots{position:absolute;bottom:12px;left:0;right:0;display:flex;justify-content:center;gap:6px}
.dots button{width:8px;height:8px;border-radius:99px;border:0;padding:0;background:rgba(255,255,255,.7);box-shadow:0 0 0 1px rgba(0,0,0,.12);cursor:pointer;transition:width .25s}
.dots button.on{width:22px;background:#fff}
.off-badge{position:absolute;top:14px;left:14px;background:var(--accent);color:#fff;font-weight:700;font-size:14px;padding:6px 12px;border-radius:99px;z-index:2}
.counter{position:absolute;top:14px;right:14px;background:rgba(0,0,0,.55);color:#fff;font-size:12px;padding:4px 10px;border-radius:99px}
.thumbs{display:none}

.info{padding:20px 0 8px;display:flex;flex-direction:column;gap:14px}
.brand{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--accent-d);flex-wrap:wrap}
.brand span{background:var(--accent-l);padding:4px 10px;border-radius:99px}
.info h1{font-size:clamp(26px,3.6vw,40px);font-weight:800}
.lead{margin:0;color:var(--muted);font-size:16px}
.price-row{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap}
.price-row b{font-size:34px;color:var(--accent);font-weight:700;line-height:1}
.price-row s{color:#8E7F84;font-size:18px}
.save{background:#E9F6EF;color:var(--ok);font-size:13px;font-weight:700;padding:3px 10px;border-radius:6px}
.chips{display:flex;gap:6px;flex-wrap:wrap}
.chips span{font-size:13px;font-weight:600;border:1px solid var(--line);border-radius:99px;padding:5px 12px}
.timer{background:var(--ink);color:#fff;border-radius:var(--r);padding:14px 16px;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.timer small{font-size:13px;opacity:.85;display:block}
.timer strong{font-size:15px}
.tbox{display:flex;gap:6px}
.tbox div{background:rgba(255,255,255,.12);border-radius:10px;min-width:46px;text-align:center;padding:6px 4px;font-size:11px;line-height:1.2}
.tbox b{display:block;font-size:20px;font-variant-numeric:tabular-nums}
.stock{display:flex;flex-direction:column;gap:6px;font-size:14px;font-weight:600}
.stock .meter{height:8px;border-radius:99px;background:var(--soft);overflow:hidden}
.stock .meter i{display:block;height:100%;background:linear-gradient(90deg,var(--warn),var(--accent));border-radius:99px}
.cta{display:flex;align-items:center;justify-content:center;gap:10px;width:100%;min-height:56px;border:0;border-radius:16px;background:var(--accent);color:#fff;font-size:19px;font-weight:700;text-decoration:none;cursor:pointer;box-shadow:0 8px 20px -6px var(--accent);transition:transform .15s,background .2s}
.cta:active{transform:scale(.98)}
.cta:hover{color:#fff;background:var(--accent-d)}
.cta.sm{min-height:44px;font-size:15px;padding:0 20px;width:auto;border-radius:12px;box-shadow:none}
.cta.pulse{animation:pulse 2.4s infinite}
@keyframes pulse{0%,100%{box-shadow:0 8px 20px -6px var(--accent)}50%{box-shadow:0 8px 32px -2px var(--accent)}}
.trust-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
.trust-row div{display:flex;flex-direction:column;align-items:center;gap:4px;text-align:center;font-size:12px;font-weight:600;color:var(--muted);padding:10px 4px;border-radius:14px;background:var(--soft)}

/* ---------- content ---------- */
.ben{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.ben>div{background:#fff;border-radius:var(--r);padding:16px;box-shadow:var(--shadow)}
.ben .ic{width:40px;height:40px;border-radius:12px;background:var(--accent-l);color:var(--accent);display:flex;align-items:center;justify-content:center;margin-bottom:10px}
.ben h3{font-size:16px;font-family:'Hind Siliguri',sans-serif;font-weight:700}
.ben p{margin:4px 0 0;font-size:13px;color:var(--muted);line-height:1.5}

.ba-wrap{max-width:560px;margin:0 auto}
.ba{position:relative;aspect-ratio:1/1;border-radius:var(--r);overflow:hidden;user-select:none;background:var(--soft)}
.ba>div{position:absolute;inset:0}
.ba img{width:100%;height:100%;object-fit:cover}
.ba .after{clip-path:inset(0 0 0 50%)}
.ba .line{position:absolute;top:0;bottom:0;left:50%;width:3px;background:#fff;transform:translateX(-50%);pointer-events:none}
.ba .knob{position:absolute;top:50%;left:50%;width:44px;height:44px;border-radius:50%;background:#fff;transform:translate(-50%,-50%);display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow);pointer-events:none;color:var(--ink)}
.ba input{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:ew-resize;margin:0}
.ba .tag{position:absolute;top:12px;font-size:12px;font-weight:700;background:rgba(0,0,0,.55);color:#fff;padding:3px 10px;border-radius:99px;pointer-events:none}
.ba-note{font-size:12px;color:var(--muted);text-align:center;margin:10px 0 0}

.hs{display:flex;gap:10px;overflow-x:auto;scroll-snap-type:x mandatory;margin:0 -18px;padding:0 18px 6px;scrollbar-width:none}
.hs::-webkit-scrollbar{display:none}
.hs>*{scroll-snap-align:start}
.ing{flex:0 0 72%;background:#fff;border-radius:var(--r);padding:18px;border:1px solid var(--line)}
.ing small{font-size:12px;font-weight:700;color:var(--accent)}
.ing h3{font-size:18px;margin:4px 0}
.ing p{margin:0;font-size:14px;color:var(--muted)}

.steps{list-style:none;margin:0 0 16px;padding:0}
.steps li{display:flex;gap:14px;padding-bottom:20px;position:relative}
.steps li:not(:last-child)::before{content:'';position:absolute;left:19px;top:40px;bottom:0;width:2px;background:var(--line)}
.steps .n{flex:none;width:40px;height:40px;border-radius:50%;background:var(--ink);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700}
.steps strong{display:block;font-size:17px}
.steps p{margin:2px 0 0;font-size:14px;color:var(--muted)}
.tip{background:#FFF7E8;border-radius:14px;padding:12px 14px;font-size:14px;display:flex;gap:10px;align-items:flex-start;max-width:760px;margin:0 auto}

.rv{flex:0 0 84%;background:#fff;border-radius:var(--r);padding:18px;border:1px solid var(--line)}
.stars{color:#E8A317;letter-spacing:2px}
.rv p{margin:8px 0;font-size:15px}
.rv small{color:var(--muted);font-weight:600}
.shot{flex:0 0 46%;aspect-ratio:9/16;border-radius:16px;overflow:hidden;border:0;padding:0;background:var(--soft);cursor:zoom-in}
.shot img,.shot video{width:100%;height:100%;object-fit:cover}
.guar{display:flex;gap:14px;align-items:center;border:2px dashed var(--accent);border-radius:var(--r);padding:16px;background:var(--accent-l);max-width:760px;margin:0 auto}
.guar svg{flex:none}
.guar strong{display:block}
.guar p{margin:2px 0 0;font-size:14px;color:var(--muted)}

/* ---------- order ---------- */
.order{background:linear-gradient(180deg,var(--soft),#fff 40%)}
.order-side{display:none}
.form{display:flex;flex-direction:column;gap:16px;max-width:600px;margin:0 auto;width:100%}
.form-head{text-align:center}
.form-head h2{font-size:clamp(23px,3vw,30px)}
.form-head p{margin:4px 0 0;color:var(--muted);font-size:14px}
.lbl{font-weight:700;font-size:15px;margin-bottom:8px;display:block}
.pk{display:flex;flex-direction:column;gap:10px;border:0;padding:0;margin:0}
.pk label{position:relative;display:flex;align-items:center;gap:12px;border:2px solid var(--line);border-radius:16px;padding:14px;cursor:pointer;background:#fff;transition:border-color .2s,background .2s}
.pk label:has(input:checked){border-color:var(--accent);background:var(--accent-l)}
.pk input{position:absolute;opacity:0;pointer-events:none}
.pk .radio{flex:none;width:22px;height:22px;border-radius:50%;border:2px solid #C9B6BC;display:flex;align-items:center;justify-content:center}
.pk label:has(input:checked) .radio{border-color:var(--accent)}
.pk label:has(input:checked) .radio::after{content:'';width:10px;height:10px;border-radius:50%;background:var(--accent)}
.pk label:has(input:focus-visible),.seg label:has(input:focus-visible){outline:3px solid var(--accent);outline-offset:2px}
.pk .nm{flex:1;min-width:0}
.pk .nm b{display:block;font-size:16px}
.pk .nm small{color:var(--ok);font-weight:700;font-size:12px}
.pk .pr{text-align:right;font-weight:700;font-size:17px}
.pk .tg{position:absolute;top:-10px;right:14px;background:var(--accent);color:#fff;font-size:11px;font-weight:700;padding:2px 10px;border-radius:99px}
.qty-row{display:flex;align-items:center;justify-content:space-between;background:#fff;border:1px solid var(--line);border-radius:16px;padding:10px 12px 10px 16px}
.qty{display:flex;align-items:center;gap:4px}
.qty button{width:44px;height:44px;border-radius:12px;border:0;background:var(--soft);font-size:22px;cursor:pointer}
.qty button:disabled{opacity:.4}
.qty output{min-width:36px;text-align:center;font-size:19px;font-weight:700}
.bump{display:flex;gap:12px;align-items:center;border:2px dashed #E3A008;background:#FFFBEB;border-radius:16px;padding:12px;cursor:pointer}
.bump:has(input:checked){border-style:solid;background:#FEF3C7}
.bump input{width:22px;height:22px;accent-color:var(--accent);flex:none}
.bump .bimg{flex:none;width:56px;height:56px;border-radius:12px;overflow:hidden}
.bump .bimg img{width:100%;height:100%;object-fit:cover}
.bump b{display:block;font-size:15px}
.bump small{display:block;color:var(--muted);font-size:13px;line-height:1.4}
.bump .bp{color:var(--accent);font-weight:700}
.field{display:flex;flex-direction:column;gap:6px}
.field label{font-weight:700;font-size:15px}
.field input,.field textarea{font:inherit;font-size:17px;padding:14px 16px;border:1.5px solid var(--line);border-radius:14px;background:#fff;width:100%;transition:border-color .2s}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-l)}
.field.bad input,.field.bad textarea{border-color:#C92A2A}
.field .msg{display:none;color:#B42318;font-size:13px;font-weight:600}
.field.bad .msg{display:block}
.field.good input{border-color:var(--ok)}
.seg{display:grid;grid-template-columns:1fr 1fr;gap:8px;border:0;padding:0;margin:0}
.seg label{display:flex;flex-direction:column;align-items:center;gap:2px;border:2px solid var(--line);border-radius:14px;padding:10px 6px;cursor:pointer;text-align:center;background:#fff}
.seg label:has(input:checked){border-color:var(--accent);background:var(--accent-l)}
.seg input{position:absolute;opacity:0;pointer-events:none}
.seg b{font-size:15px}
.seg small{font-size:12px;color:var(--muted)}
.sum{background:#fff;border:1px solid var(--line);border-radius:16px;padding:14px 16px;display:flex;flex-direction:column;gap:6px;font-size:15px}
.sum div{display:flex;justify-content:space-between;gap:12px}
.sum .free{color:var(--ok);font-weight:700}
.sum .tot{border-top:1px dashed var(--line);padding-top:8px;margin-top:2px;font-size:19px;font-weight:700}
.sum .hint{font-size:13px;color:var(--warn);font-weight:600;justify-content:center}
.err{background:#FEF3F2;color:#B42318;border-radius:14px;padding:12px 14px;font-weight:600;font-size:14px}
.secure{display:flex;align-items:center;justify-content:center;gap:6px;font-size:13px;color:var(--muted);margin:0}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.cta[disabled]{opacity:.7;cursor:wait}
.spin{width:18px;height:18px;border:2.5px solid rgba(255,255,255,.4);border-top-color:#fff;border-radius:50%;animation:spin .8s linear infinite;display:none}
.loading .spin{display:inline-block}
@keyframes spin{to{transform:rotate(360deg)}}

.faq{display:flex;flex-direction:column;gap:8px;max-width:800px;margin:0 auto}
.faq details{border:1px solid var(--line);border-radius:14px;background:#fff;overflow:hidden}
.faq summary{list-style:none;cursor:pointer;padding:14px 16px;font-weight:700;display:flex;justify-content:space-between;align-items:center;gap:10px;min-height:48px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:'+';font-size:22px;color:var(--accent);transition:transform .2s;flex:none}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq p{margin:0;padding:0 16px 14px;color:var(--muted);font-size:15px}

/* ---------- footer ---------- */
.ft{position:relative;overflow:hidden;background:var(--ink);color:#D9C9CE;font-size:14px;padding-top:34px;margin-top:20px}
.ft::before{content:'';position:absolute;inset:0;background:radial-gradient(600px 260px at 10% 0,color-mix(in srgb,var(--accent) 35%,transparent),transparent 70%),radial-gradient(500px 240px at 95% 100%,color-mix(in srgb,var(--accent) 22%,transparent),transparent 70%);pointer-events:none}
.ft>*{position:relative}
.ft a{color:#fff;text-decoration:none}
.ft a:hover{color:color-mix(in srgb,var(--accent) 40%,#fff)}
.ft-cta{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;padding:22px 24px;border-radius:22px;background:linear-gradient(120deg,var(--accent),var(--accent-d));color:#fff;box-shadow:0 18px 40px -18px var(--accent);margin-bottom:30px}
.ft-cta b{display:block;font-family:'Noto Serif Bengali',serif;font-size:22px;line-height:1.3}
.ft-cta span{font-size:14px;opacity:.9}
.ft-btn{display:inline-flex;align-items:center;gap:8px;background:#fff;color:var(--accent-d)!important;font-weight:700;font-size:17px;padding:13px 24px;border-radius:14px;box-shadow:0 8px 20px -8px rgba(0,0,0,.4);transition:transform .2s}
.ft-btn:hover{transform:translateY(-2px)}
.ft-btn svg{transition:transform .2s}.ft-btn:hover svg{transform:translateX(3px)}
.ft-trust{list-style:none;margin:0 0 30px;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.ft-trust li{display:flex;align-items:center;gap:11px;padding:13px;border-radius:16px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.09)}
.ft-trust li>span{flex:none;width:42px;height:42px;border-radius:12px;display:grid;place-items:center;color:#fff;background:linear-gradient(135deg,var(--accent),var(--accent-d))}
.ft-trust b{display:block;color:#fff;font-size:14px;line-height:1.3}
.ft-trust small{font-size:12px;opacity:.75;line-height:1.35;display:block}
.ft-grid{display:grid;gap:28px;padding-bottom:30px}
.ft-brand .logo{color:#fff;margin-bottom:12px}
.ft-brand .logo-txt small{color:color-mix(in srgb,var(--accent) 45%,#fff);display:block}
.ft-brand .logo img{height:42px;background:#fff;padding:4px 8px;border-radius:10px}
.ft-brand p{margin:0 0 16px;opacity:.8;max-width:340px;line-height:1.7}
.ft-soc{display:flex;gap:10px}
.ft-soc a{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);transition:background .2s,transform .2s}
.ft-soc a:hover{background:var(--accent);color:#fff;transform:translateY(-3px)}
.ft h4{margin:0 0 12px;color:#fff;font-size:15px;font-family:'Hind Siliguri',sans-serif;font-weight:700;position:relative;padding-bottom:8px}
.ft h4::after{content:'';position:absolute;left:0;bottom:0;width:28px;height:3px;border-radius:3px;background:var(--accent)}
.ft-list{list-style:none;margin:0;padding:0;display:grid;gap:9px}
.ft-list li{display:flex;align-items:flex-start;gap:9px;line-height:1.5}
.ft-list svg{flex:none;margin-top:2px;color:color-mix(in srgb,var(--accent) 55%,#fff)}
.ft-bot{border-top:1px solid rgba(255,255,255,.1);padding:14px 0;font-size:12.5px;opacity:.85}
.ft-bot .wrap{display:flex;flex-wrap:wrap;gap:6px 18px;justify-content:space-between;align-items:center}
.ft-bot span{display:inline-flex;align-items:center;gap:6px}
@media (min-width:700px){.ft-trust{grid-template-columns:repeat(4,minmax(0,1fr))}.ft-grid{grid-template-columns:1.4fr 1fr 1fr}}
@media (max-width:959px){.ft-bot{padding-bottom:18px}}

/* sticky bar + chat */
.bar{position:fixed;bottom:0;left:0;right:0;z-index:40;background:#fff;border-top:1px solid var(--line);padding:10px 14px calc(10px + env(safe-area-inset-bottom));display:flex;align-items:center;gap:12px;transform:translateY(110%);transition:transform .3s;box-shadow:0 -8px 24px rgba(0,0,0,.06)}
.bar.show{transform:none}
.bar .bp{line-height:1.2}
.bar .bp b{font-size:20px;color:var(--accent);display:block}
.bar .bp s{font-size:13px;color:#8E7F84}
.bar .cta{flex:1;min-height:50px;font-size:17px}
.chat{position:fixed;z-index:41;right:14px;bottom:20px;display:flex;flex-direction:column;align-items:flex-end;gap:10px;transition:bottom .3s}
.chat .menu{display:none;flex-direction:column;gap:8px;align-items:flex-end}
.chat.open .menu{display:flex}
.chat .menu a{display:flex;align-items:center;gap:8px;background:#fff;color:var(--ink);text-decoration:none;font-weight:600;font-size:14px;padding:10px 14px;border-radius:99px;box-shadow:var(--shadow);min-height:44px}
.chat .fab{width:56px;height:56px;border-radius:50%;border:0;background:#1F9D55;color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 20px rgba(31,157,85,.4);cursor:pointer}
.lb{position:fixed;inset:0;z-index:60;background:rgba(0,0,0,.9);display:none;align-items:center;justify-content:center;padding:20px}
.lb.open{display:flex}
.lb img,.lb video{max-height:90vh;border-radius:12px}
.lb button{position:absolute;top:14px;right:14px;width:44px;height:44px;border-radius:50%;border:0;background:rgba(255,255,255,.15);color:#fff;font-size:24px;cursor:pointer}
.rv-in{opacity:0;transform:translateY(16px);transition:opacity .5s,transform .5s}
.rv-in.vis{opacity:1;transform:none}

/* product grid (একাধিক প্রোডাক্টের হোম) */
.pgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px}
@media (min-width:960px){.pgrid{grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}}
.pcard{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;text-decoration:none;color:var(--ink);display:flex;flex-direction:column}
.pcard .im{aspect-ratio:1/1;background:var(--soft)}
.pcard .im img{width:100%;height:100%;object-fit:cover}
.pcard div.t{padding:12px 14px}
.pcard b{color:var(--accent)}

/* ====== ট্যাবলেট ====== */
@media (min-width:640px){
  .ben{grid-template-columns:repeat(4,minmax(0,1fr))}
  .ing{flex-basis:44%}
  .shot{flex-basis:30%}
  .rv{flex-basis:48%}
}

/* ====== ডেস্কটপ ====== */
@media (min-width:960px){
  body{padding-bottom:0}
  .nav{display:flex}
  :root{--hdr:72px}
  .wrap{padding:0 32px}
  .sec{padding:72px 0}
  .sec-s{margin-bottom:36px}
  .hero{background:linear-gradient(180deg,var(--soft) 0,#fff 70%)}
  .hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:56px;padding:40px 32px 64px;align-items:start}
  .gallery{margin:0;position:sticky;top:calc(var(--hdr) + 24px)}
  .slides{border-radius:24px}
  .thumbs{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:10px;margin-top:12px}
  .thumbs button{aspect-ratio:1/1;border-radius:12px;overflow:hidden;border:2px solid transparent;padding:0;background:var(--soft);cursor:pointer}
  .thumbs button.on{border-color:var(--accent)}
  .thumbs img,.thumbs video{width:100%;height:100%;object-fit:cover}
  .info{padding:8px 0 0;gap:18px}
  .lead{font-size:18px}
  .price-row b{font-size:42px}
  .cta{font-size:20px}
  .trust-row div{font-size:13px;flex-direction:row;justify-content:center;padding:12px}
  .ben{gap:20px}
  .ben>div{padding:24px}
  .ben h3{font-size:18px}
  .ben p{font-size:14px}
  .hs{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));overflow:visible;margin:0;padding:0;gap:20px}
  .hs.shots{grid-template-columns:repeat(4,minmax(0,1fr))}
  .ing{padding:26px}
  .steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin-bottom:28px}
  .steps li{flex-direction:column;align-items:center;text-align:center;padding:28px 20px;background:#fff;border-radius:var(--r);box-shadow:var(--shadow)}
  .steps li::before{display:none}
  .order-grid{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:48px;align-items:start}
  .order-side{display:flex;flex-direction:column;gap:18px;position:sticky;top:calc(var(--hdr) + 24px)}
  .order-side .pimg{aspect-ratio:4/3;border-radius:var(--r);overflow:hidden;background:var(--soft)}
  .order-side .pimg img{width:100%;height:100%;object-fit:cover}
  .order-side h3{font-size:26px}
  .order-side ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:12px}
  .order-side li{display:flex;gap:12px;align-items:center;font-weight:600}
  .order-side li span{flex:none;width:40px;height:40px;border-radius:12px;background:#fff;color:var(--accent);display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow)}
  .form{background:#fff;border:1px solid var(--line);border-radius:24px;padding:32px;box-shadow:var(--shadow);max-width:none}
  .form-head{text-align:left}
  .bar{display:none}
  .chat{right:24px;bottom:24px!important}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}.rv-in{opacity:1;transform:none}}

.soldout{display:flex;flex-direction:column;gap:2px;background:#FEF2F2;border:1.5px solid #FCA5A5;color:#991B1B;border-radius:14px;padding:12px 14px;font-size:14px}
.soldout b{font-size:16px}
/* ভ্যারিয়েন্ট (সাইজ/রং) */
.vr{border:0;padding:0;margin:0 0 4px}
.vr-list{display:flex;flex-wrap:wrap;gap:8px}
.vr label{position:relative;cursor:pointer}
.vr input{position:absolute;opacity:0;pointer-events:none}
.vr span{display:flex;flex-direction:column;align-items:center;justify-content:center;min-width:56px;min-height:46px;padding:7px 14px;border:2px solid var(--line);border-radius:12px;background:#fff;font-weight:700;font-size:15px;line-height:1.2;text-align:center;transition:border-color .2s,background .2s}
.vr small{font-weight:600;font-size:11.5px;color:var(--muted);margin-top:2px}
.vr label:has(input:checked) span{border-color:var(--accent);background:var(--accent-l);color:var(--ink)}
.vr label:has(input:focus-visible) span{outline:3px solid var(--accent);outline-offset:2px}
.vr label.out{cursor:not-allowed}
.vr label.out span{opacity:.5;text-decoration:line-through;text-decoration-thickness:1px}
.vr label.out small{text-decoration:none}
@media (max-width:419px){.hdr-cta svg{display:none}.hdr-cta{padding:0 12px!important;font-size:14px!important}.logo-mark{width:34px;height:34px;font-size:18px}.logo-txt b{font-size:16px}}