/* Bangla fonts, split by character (unicode-range):
   - Noto Serif Bengali (SIL OFL, fonts/NotoSerifBengali-OFL.txt): Bangla letters, signs and ৳, NOT digits.
     Subset to the Bangla block and converted to WOFF2 (allowed by the OFL).
   - Ruposhi Bangla UI (Okkhor52 Originals, fonts/RuposhiBangla-LICENSE.txt): Bangla digits ০-৯ only.
     Original, unmodified TTF files as its EULA requires.
   English text keeps Jost. font-display: swap shows text immediately. */
@font-face { font-family: 'Noto Serif Bengali'; src: url('fonts/NotoSerifBengali-Regular.woff2') format('woff2'); font-weight: 400; font-style: normal; font-display: swap; unicode-range: U+0980-09E5, U+09F0-09FF, U+0964-0965, U+200C-200D, U+25CC; }
@font-face { font-family: 'Noto Serif Bengali'; src: url('fonts/NotoSerifBengali-SemiBold.woff2') format('woff2'); font-weight: 500 600; font-style: normal; font-display: swap; unicode-range: U+0980-09E5, U+09F0-09FF, U+0964-0965, U+200C-200D, U+25CC; }
@font-face { font-family: 'Noto Serif Bengali'; src: url('fonts/NotoSerifBengali-Bold.woff2') format('woff2'); font-weight: 700 900; font-style: normal; font-display: swap; unicode-range: U+0980-09E5, U+09F0-09FF, U+0964-0965, U+200C-200D, U+25CC; }
@font-face { font-family: 'Ruposhi Bangla'; src: url('fonts/RuposhiBanglaUI-Regular.ttf') format('truetype'); font-weight: 400 600; font-style: normal; font-display: swap; unicode-range: U+09E6-09EF; }
@font-face { font-family: 'Ruposhi Bangla'; src: url('fonts/RuposhiBanglaUI-Bold.ttf') format('truetype'); font-weight: 700 900; font-style: normal; font-display: swap; unicode-range: U+09E6-09EF; }
/* WarmLune product page — values measured from the design mockup */
:root {
  --primary: #C8305F;
  --primary-dark: #A9264F;
  --blush: #FBE4EC;
  --tint: #FDF1F5;
  --ink: #231A1D;
  --body: #4A3F43;
  --muted: #7A6C71;
  --line: #EDE3E7;
  --stat: #FF9CB8;
  --star: #E9A23B;
  --chip-bg: #E3F4EA;
  --chip-ink: #2F7A4D;
  --radius: 18px;
  --bn: 'Noto Serif Bengali', 'Ruposhi Bangla', 'Jost', system-ui, sans-serif;
  --en: 'Jost', 'Noto Serif Bengali', 'Ruposhi Bangla', system-ui, sans-serif;
  --bn-display: 'Jost', 'Noto Serif Bengali', 'Ruposhi Bangla', serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { margin: 0; font: 16px/1.65 var(--bn); color: var(--ink); background: #fff; -webkit-font-smoothing: antialiased; }
img { display: block; max-width: 100%; }
a { color: inherit; }
h1, h2, h3 { margin: 0; line-height: 1.3; font-weight: 600; }
p { margin: 0; }
.wrap { max-width: 1160px; margin: 0 auto; padding: 0 20px; }
.center { text-align: center; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
[hidden] { display: none !important; }
:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; min-height: 48px; padding: 12px 28px; border-radius: 999px; font: 600 16px/1.2 var(--bn); cursor: pointer; border: 1.5px solid transparent; text-decoration: none; transition: background .2s, color .2s, transform .15s; }
.btn:active { transform: scale(.98); }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); }
.btn-outline { background: #fff; color: var(--ink); border-color: var(--ink); }
.btn-outline:hover { background: var(--ink); color: #fff; }
.btn-dark { background: var(--ink); color: #fff; }
.btn-dark:hover { background: #000; }
.btn-block { width: 100%; }

/* Announcement + header */
.announce { background: var(--primary); color: #fff; text-align: center; font-size: 14px; font-weight: 500; padding: 8px 16px; }
.header { border-bottom: 1px solid var(--line); background: #fff; position: sticky; top: 0; z-index: 30; }
.header-in { display: flex; align-items: center; gap: 24px; height: 68px; }
.logo { display: flex; align-items: center; gap: 8px; text-decoration: none; }
.logo-text { font: 600 20px/1 var(--en); letter-spacing: .06em; }
.nav { display: flex; gap: 26px; margin: 0 auto; font-size: 15px; }
.nav a { text-decoration: none; color: var(--ink); }
.nav a:hover { color: var(--primary); }
.header-tools { display: flex; align-items: center; gap: 14px; }
.lang { display: flex; border: 1px solid var(--line); border-radius: 999px; padding: 3px; }
.lang button { border: 0; background: none; border-radius: 999px; padding: 6px 12px; font: 600 13px var(--en); cursor: pointer; color: var(--ink); }
.lang button.on { background: var(--ink); color: #fff; font-family: var(--bn); }
.cart { position: relative; border: 0; background: none; cursor: pointer; padding: 6px; color: var(--ink); }
.cart-count { position: absolute; top: -2px; right: -4px; min-width: 18px; height: 18px; border-radius: 9px; background: var(--primary); color: #fff; font-size: 11px; display: grid; place-items: center; padding: 0 4px; }
.menu-btn { display: none; border: 0; background: none; padding: 6px; cursor: pointer; color: var(--ink); }

/* Placeholders (design's pink boxes) */
.ph { background: var(--blush); border-radius: var(--radius); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px; color: #9C5068; font-size: 14px; text-align: center; padding: 20px; overflow: hidden; }
.ph strong { font-size: 17px; font-weight: 600; color: #8A3A55; }
.ph-icon { width: 30px; height: 26px; border: 2px solid currentColor; border-radius: 4px; position: relative; }
.ph-icon::before { content: ''; position: absolute; left: 4px; top: 4px; width: 6px; height: 6px; border-radius: 50%; border: 2px solid currentColor; }
.ph-icon::after { content: ''; position: absolute; left: 4px; right: 3px; bottom: 4px; height: 8px; border-left: 2px solid currentColor; border-bottom: 2px solid currentColor; transform: skewX(-25deg); border-left: 0; background: linear-gradient(135deg, transparent 50%, currentColor 50%, currentColor 60%, transparent 60%); }
.ph img, .gallery-slide img { width: 100%; height: 100%; object-fit: cover; }
.ph.has-img { padding: 0; }

/* Product */
.product { display: grid; gap: 32px; padding-top: 28px; padding-bottom: 48px; }
.gallery-main { position: relative; }
.badge { position: absolute; z-index: 2; top: 14px; left: 14px; background: var(--primary); color: #fff; font-size: 13px; font-weight: 600; padding: 4px 12px; border-radius: 999px; }
.gallery-track { display: flex; overflow-x: auto; scroll-snap-type: x mandatory; scrollbar-width: none; border-radius: var(--radius); }
.gallery-track::-webkit-scrollbar { display: none; }
.gallery-slide { flex: 0 0 100%; scroll-snap-align: start; aspect-ratio: 1 / 0.98; }
.gallery-slide .ph { height: 100%; border-radius: 0; }
.g-arrow { position: absolute; top: 50%; transform: translateY(-50%); width: 34px; height: 34px; border-radius: 50%; border: 0; background: #fff; box-shadow: 0 2px 8px rgba(0,0,0,.12); font-size: 22px; line-height: 1; cursor: pointer; color: var(--ink); }
.g-arrow.prev { left: 10px; } .g-arrow.next { right: 10px; }
.thumbs { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-top: 12px; }
.thumbs button { height: 52px; border-radius: 12px; border: 1.5px solid transparent; background: var(--blush); font: 500 13px var(--bn); color: var(--ink); cursor: pointer; overflow: hidden; padding: 0; }
.thumbs button img { width: 100%; height: 100%; object-fit: cover; }
.thumbs button.on { border-color: var(--ink); }

.info h1 { font-size: clamp(26px, 5.4vw, 34px); margin: 6px 0 12px; }
.rating-line { font-size: 13px; color: var(--muted); }
.stars { color: var(--star); letter-spacing: 1px; font-size: 14px; }
.lead { color: var(--body); font-size: 16px; }
.checks { list-style: none; padding: 0; margin: 16px 0 18px; display: grid; gap: 6px; }
.checks li { padding-left: 26px; position: relative; font-size: 15px; }
.checks li::before { content: ''; position: absolute; left: 4px; top: 6px; width: 10px; height: 6px; border-left: 2px solid var(--primary); border-bottom: 2px solid var(--primary); transform: rotate(-45deg); }
.price-row { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.price-row .old { color: var(--muted); font-size: 18px; }
.price-row .now { font: 700 28px/1 var(--en); }
.sale { background: var(--ink); color: #fff; font-size: 12px; font-weight: 600; padding: 4px 10px; border-radius: 6px; }
.ship-note { font-size: 13px; color: var(--muted); margin-top: 8px; }
.ship-note a { color: var(--primary); }
.opt { margin-top: 18px; }
.opt-label { font-size: 14px; font-weight: 500; margin-bottom: 8px; }
.swatches { display: flex; gap: 10px; }
.swatches button { width: 40px; height: 40px; border-radius: 50%; border: 2px solid #fff; box-shadow: 0 0 0 1.5px var(--line); cursor: pointer; padding: 0; }
.swatches button[aria-checked="true"] { box-shadow: 0 0 0 2px var(--ink); }
.qty { display: inline-flex; align-items: center; border: 1.5px solid var(--line); border-radius: 999px; }
.qty button { width: 40px; height: 40px; border: 0; background: none; font-size: 18px; cursor: pointer; color: var(--ink); }
.qty output { min-width: 28px; text-align: center; font-weight: 600; }
.info .btn-block { margin-top: 12px; }
.info [data-add] { margin-top: 20px; }
.perks { list-style: none; padding: 16px 0; margin: 18px 0 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); text-align: center; font-size: 12px; }
.perks li { display: flex; flex-direction: column; align-items: center; gap: 6px; }
.acc details, .faq-list details { border-bottom: 1px solid var(--line); }
.acc summary, .faq-list summary { list-style: none; cursor: pointer; padding: 15px 30px 15px 0; position: relative; font-size: 15px; font-weight: 500; }
.acc summary::-webkit-details-marker, .faq-list summary::-webkit-details-marker { display: none; }
.acc summary::after, .faq-list summary::after { content: '+'; position: absolute; right: 2px; top: 50%; transform: translateY(-50%); font-size: 20px; font-weight: 500; }
.acc details[open] summary::after, .faq-list details[open] summary::after { content: '−'; }
.acc-body { padding: 0 0 16px; color: var(--body); font-size: 14px; }

/* Lifestyle */
.tint { background: var(--tint); }
.lifestyle { padding: 48px 0; }
.lifestyle-in { display: grid; gap: 28px; align-items: center; }
.ph-tall { aspect-ratio: 4 / 3.4; background: #F7D3DF; }
.kicker { color: var(--primary); font: 600 13px var(--en); letter-spacing: .02em; }
.lifestyle h2 { font-size: clamp(28px, 6vw, 40px); margin: 8px 0 14px; }
.lifestyle p { color: var(--body); }
.lifestyle .btn { margin-top: 20px; }

/* Why */
.why { padding-top: 64px; padding-bottom: 64px; }
.why h2, .reviews h2, .faq h2, .news h2 { font-size: clamp(24px, 5vw, 32px); }
.why-grid { display: grid; gap: 28px; margin: 32px 0; }
.ph-sq { aspect-ratio: 1 / 1; }
.why h3 { font-size: 18px; margin: 18px 0 8px; }
.why p { font-size: 14px; color: var(--body); }
.btn-arrow { min-height: 44px; }

/* Stats */
.stats { background: var(--ink); color: #fff; }
.stats-in { display: grid; gap: 28px; padding-top: 44px; padding-bottom: 44px; text-align: center; }
.stats .val { font: 600 clamp(26px, 6vw, 34px)/1.2 var(--bn); color: var(--stat); }
.stats .lbl { font-size: 14px; color: #E9DDE1; margin-top: 4px; }

/* Reviews */
.reviews { padding-top: 64px; padding-bottom: 64px; }
.sub { color: var(--muted); font-size: 15px; margin-top: 8px; }
.masonry { columns: 1; column-gap: 18px; margin-top: 32px; }
.rcard { break-inside: avoid; border: 1px solid var(--line); border-radius: 16px; padding: 14px; margin-bottom: 18px; background: #fff; }
.rcard .ph, .rcard img { aspect-ratio: 4 / 3; border-radius: 12px; margin-bottom: 12px; object-fit: cover; width: 100%; }
.rcard .who { display: flex; align-items: center; gap: 8px; font-size: 14px; font-weight: 600; }
.chip { background: var(--chip-bg); color: var(--chip-ink); font-size: 11px; font-weight: 500; padding: 2px 8px; border-radius: 999px; }
.rcard .stars { display: block; margin: 8px 0; }
.rcard p { font-size: 14px; color: var(--body); }
.rcard.placeholder p, .rcard.placeholder .name { color: var(--muted); }

/* FAQ */
.faq { padding: 56px 0; }
.faq-list { max-width: 680px; margin: 28px auto 0; }

/* Newsletter */
.news { padding-top: 56px; padding-bottom: 56px; }
.news-form { display: flex; gap: 10px; max-width: 540px; margin: 22px auto 0; }
.news-form input { flex: 1; min-width: 0; border: 1.5px solid var(--line); border-radius: 999px; padding: 12px 18px; font: 15px var(--bn); }
.news-form input:focus { outline: none; border-color: var(--primary); }
.hint { font-size: 14px; color: var(--muted); margin-top: 10px; }

/* Footer */
.footer { border-top: 1px solid var(--line); padding: 22px 0; font-size: 13px; color: var(--muted); }
.footer-in { display: flex; flex-wrap: wrap; gap: 10px 24px; justify-content: space-between; align-items: center; }
.footer-links { display: flex; flex-wrap: wrap; gap: 8px 20px; }
.footer-links a { color: var(--primary); }

.toast { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%); background: var(--ink); color: #fff; padding: 10px 20px; border-radius: 999px; font-size: 14px; z-index: 60; box-shadow: 0 10px 24px rgba(0,0,0,.2); }

/* Reveal on scroll */
.js .reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.js .reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .reveal { opacity: 1; transform: none; transition: none; }
}

/* Mobile nav */
@media (max-width: 899px) {
  .nav { display: none; position: absolute; top: 68px; left: 0; right: 0; background: #fff; flex-direction: column; gap: 0; border-bottom: 1px solid var(--line); padding: 8px 20px; }
  .nav.open { display: flex; }
  .nav a { padding: 12px 0; border-bottom: 1px solid var(--line); }
  .nav a:last-child { border-bottom: 0; }
  .menu-btn { display: block; }
  .header-tools { margin-left: auto; }
}

/* Desktop layout (matches the mockup) */
@media (min-width: 900px) {
  .product { grid-template-columns: 1fr 1fr; gap: 40px; padding-top: 28px; padding-bottom: 40px; align-items: start; }
  .lifestyle { padding: 48px 0; }
  .lifestyle-in { grid-template-columns: 1fr 1fr; gap: 40px; }
  .why-grid { grid-template-columns: repeat(3, 1fr); gap: 20px; }
  .stats-in { grid-template-columns: repeat(3, 1fr); }
  .masonry { columns: 3; }
}
@media (min-width: 600px) and (max-width: 899px) { .masonry { columns: 2; } }

/* Desktop type scale matched to the mockup */
@media (min-width: 900px) {
  body { font-size: 17px; }
  .wrap { max-width: 1040px; }
  .info h1 { font-size: 40px; line-height: 1.25; }
  .lead { font-size: 17px; }
  .checks li { font-size: 16px; }
  .price-row .now { font-size: 30px; }
  .lifestyle h2 { font-size: 46px; }
  .why h2, .reviews h2, .faq h2, .news h2 { font-size: 36px; }
  .why h3 { font-size: 20px; }
  .stats .val { font-size: 38px; }
  .thumbs button { height: 58px; }
  .logo-mark svg { width: 26px; height: 26px; }
}

/* ==========================================================================
   Scroll-expansion showcase (between product block and lifestyle section)
   ========================================================================== */
.expand { position: relative; height: 230vh; }
.expand-sticky { position: sticky; top: 0; height: 100vh; height: 100dvh; overflow: hidden; display: grid; place-items: center; }
.expand-bg { position: absolute; inset: 0; background: radial-gradient(120% 90% at 50% 40%, #FBE4EC 0%, #F6C9D8 55%, #EFA9C0 100%); }
.expand-media { position: relative; z-index: 1; width: 300px; height: 400px; overflow: hidden; border-radius: 24px; background: #F7D3DF; box-shadow: 0 30px 60px rgba(35, 26, 29, .25); will-change: width, height; }
.expand-media img, .expand-media video { width: 100%; height: 100%; object-fit: cover; display: block; }
.expand-ph { height: 100%; display: flex; flex-direction: column; align-items: center; justify-content: flex-end; padding-bottom: 28px !important; gap: 6px; color: #9C5068; text-align: center; padding: 20px; background: linear-gradient(160deg, #FBE4EC, #F2B9CB); }
.expand-ph strong { font-size: 16px; }
.expand-ph small { font-size: 12px; opacity: .7; }
.expand-title { position: absolute; z-index: 2; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 4px; pointer-events: none; }
.expand-word { font: 700 clamp(40px, 11vw, 92px)/1.1 var(--bn-display); color: #fff; text-shadow: 0 6px 30px rgba(35, 26, 29, .35); will-change: transform; white-space: nowrap; }
.expand-hint { position: absolute; z-index: 2; bottom: 7vh; left: 0; right: 0; text-align: center; color: var(--ink); font-size: 14px; font-weight: 500; }
@media (prefers-reduced-motion: reduce) {
  .expand { height: auto; }
  .expand-sticky { position: relative; height: 80vh; }
}

/* Headings: Noto Serif Bengali for Bangla letters, Ruposhi for Bangla digits, Jost for Latin */
h1, h2, h3, .kicker, .stats .val { font-family: var(--bn-display); }
h1, h2 { font-weight: 700; letter-spacing: 0; }
:lang(en) h1, :lang(en) h2, :lang(en) h3 { font-family: var(--en); }

/* Price framing under the price */
.per-month { margin-top: 6px; font-size: 14px; font-weight: 600; color: var(--primary); }
.why-price { margin-top: 10px; font-size: 13px; color: var(--body); background: var(--tint); border-radius: 12px; padding: 10px 12px; }
.why-price strong { color: var(--ink); }

/* Grid columns must not grow to fit long placeholder text (English labels are longer) */
.product { grid-template-columns: minmax(0, 1fr); }
.gallery, .info, .gallery-main, .gallery-track { min-width: 0; }
@media (min-width: 900px) { .product { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); } }

/* Quantity-discount offer + live total (product page) */
.offer { display: flex; align-items: center; gap: 10px; margin-top: 18px; padding: 12px 14px; border: 1.5px dashed #F2A3BC; background: #FDF1F5; color: var(--primary); border-radius: 12px; font-size: 14px; font-weight: 600; }
.offer svg { flex: none; }
.qty-total { margin-top: 12px; padding-top: 12px; border-top: 1px solid var(--line); }
.qt-row { display: flex; justify-content: space-between; align-items: baseline; font-size: 15px; color: var(--body); }
.qt-row strong { font: 700 22px var(--en); color: var(--ink); }
.qt-row s { font-size: 15px; font-weight: 500; color: var(--muted); margin-right: 4px; }
.qt-save { text-align: right; color: #2F7A4D; font-weight: 600; font-size: 14px; margin-top: 2px; }
.qt-nudge { margin-top: 6px; font-size: 13px; color: var(--primary); }

/* Brand logo (symbol + wordmark from the WarmLune logo) */
.logo { display: inline-flex; align-items: center; gap: 6px; text-decoration: none; }
.logo-img { width: 40px; height: 40px; flex: none; }
.logo-word { height: 16px; width: auto; }
@media (min-width: 900px) { .logo-img { width: 46px; height: 46px; } .logo-word { height: 20px; } }

/* Small phones: keep the logo clear of the language toggle */
.header-in .logo { flex: none; min-width: 0; }
@media (max-width: 899px) {
  .header-in { gap: 10px; }
  .logo-img { width: 32px; height: 32px; }
  .logo-word { height: 13px; }
}
@media (max-width: 360px) { .logo-word { height: 11px; } .lang button { padding: 5px 9px; } }
@media (max-width: 340px) { .logo-word { display: none; } .logo-img { width: 36px; height: 36px; } }