:root {
  --bg: #F3F5E6;
  --bg-alt: #E7EDD0;
  --ink: #16301D;
  --ink-soft: #485B4C;
  --line: #C5CFA8;
  --gold: #C9A24A;
  --gold-deep: #8A6512;
  --grain-a: #EFD27A;
  --grain-b: #C99A2E;
  --grain-line: #8F6A17;
  --deep: #0F2A19;
  --deep-2: #173D25;
  --on-deep: #F6F1DA;
  --on-deep-soft: #BFD0B8;
  --gold-on-deep: #EBC15A;
  --display: "Hind Siliguri", "Noto Sans Bengali", system-ui, sans-serif;
  --body: "Hind Siliguri", "Noto Sans Bengali", system-ui, sans-serif;
  /* ফন্ট বদলাতে চাইলে শুধু উপরের --display ও --body লাইন দুটো বদলান */
  box-sizing: border-box;
  padding-top: env(safe-area-inset-top, 0px);
  padding-bottom: env(safe-area-inset-bottom, 0px);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0D1D13;
    --bg-alt: #112619;
    --ink: #EDF1DC;
    --ink-soft: #B4C4AF;
    --line: #2B4433;
    --gold-deep: #E4BC55;
    --grain-a: #F0D57F;
    --grain-b: #D6A63A;
    --grain-line: #A97D1E;
    --deep: #08150D;
    --deep-2: #0F2C1A;
  }
}
:root[data-theme="dark"] {
  --bg: #0D1D13;
  --bg-alt: #112619;
  --ink: #EDF1DC;
  --ink-soft: #B4C4AF;
  --line: #2B4433;
  --gold-deep: #E4BC55;
  --grain-a: #F0D57F;
  --grain-b: #D6A63A;
  --grain-line: #A97D1E;
  --deep: #08150D;
  --deep-2: #0F2C1A;
}

*, *::before, *::after { box-sizing: inherit; }
html {
  background: var(--deep);
  scroll-padding-top: env(safe-area-inset-top, 0px);
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--body);
  font-size: 1.0625rem;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; }
img { height: auto; }
a { color: inherit; }
a:focus-visible, .btn:focus-visible, button:focus-visible {
  outline: 3px solid var(--gold-deep);
  outline-offset: 3px;
}
.site-head a:focus-visible, .site-head button:focus-visible,
.hero a:focus-visible, .page-head a:focus-visible,
.band a:focus-visible, .site-foot a:focus-visible {
  outline-color: var(--gold-on-deep);
}
.wrap {
  max-width: 1160px;
  margin-inline: auto;
  padding-inline: clamp(20px, 5vw, 48px);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 28px;
  border-radius: 999px;
  border: 1.5px solid transparent;
  font: 500 1rem/1 var(--body);
  text-decoration: none;
  cursor: pointer;
  transition: background-color .2s, color .2s, border-color .2s;
}
.btn-gold { background: var(--gold-on-deep); color: #1A2A10; }
.btn-gold:hover { background: #F4D480; }
.btn-line { border-color: rgba(246, 241, 218, .55); color: var(--on-deep); background: transparent; }
.btn-line:hover { background: rgba(246, 241, 218, .1); }
.btn-ink { border-color: var(--ink); color: var(--ink); background: transparent; }
.btn-ink:hover { background: var(--ink); color: var(--bg); }
.btn-small { min-height: 42px; padding: 0 20px; font-size: .95rem; }
.cta { display: flex; flex-wrap: wrap; gap: 14px; }

/* Ornament divider */
.orn { display: flex; align-items: center; justify-content: center; gap: 14px; margin: 14px auto 0; max-width: 220px; }
.orn span { flex: 1; height: 1px; background: linear-gradient(90deg, transparent, var(--gold)); }
.orn span:last-child { background: linear-gradient(270deg, transparent, var(--gold)); }
.orn svg { width: 38px; height: 15px; flex: none; }

/* Header */
.site-head {
  position: sticky;
  top: env(safe-area-inset-top, 0px);
  z-index: 50;
  background: var(--deep);
  color: var(--on-deep);
  border-bottom: 1px solid rgba(201, 162, 74, .55);
}
.head-in { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 78px; }
.brand { display: flex; align-items: center; gap: 14px; text-decoration: none; }
.brand-logo { width: 41px; height: 58px; display: block; }
.brand-name { font-family: var(--display); font-weight: 600; font-size: 1.4rem; line-height: 1.3; }
.brand-name small { display: block; font-weight: 400; font-family: var(--body); font-size: .8rem; color: var(--on-deep-soft); line-height: 1.3; }
.nav { display: flex; align-items: center; gap: 28px; }
.nav ul { display: flex; gap: 6px; list-style: none; margin: 0; padding: 0; }
.nav li a {
  display: block;
  padding: 8px 12px;
  text-decoration: none;
  color: var(--on-deep-soft);
  line-height: 1.5;
  border-bottom: 2px solid transparent;
  transition: color .2s, border-color .2s;
}
.nav li a:hover { color: var(--on-deep); }
.nav li a[aria-current="page"] { color: var(--gold-on-deep); border-bottom-color: var(--gold-on-deep); }
.menu-btn {
  display: none;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  padding: 0 16px;
  border: 1.5px solid rgba(246, 241, 218, .45);
  border-radius: 999px;
  background: transparent;
  color: var(--on-deep);
  font: 500 .95rem/1 var(--body);
  cursor: pointer;
}
.menu-btn i { display: block; width: 16px; height: 2px; background: currentColor; box-shadow: 0 5px 0 currentColor, 0 -5px 0 currentColor; }

/* Pages */
.js .page { display: none; }
.js .page.is-active { display: block; }

/* Hero */
.hero {
  position: relative;
  display: flex;
  align-items: flex-end;
  min-height: clamp(580px, 88vh, 840px);
  overflow: hidden;
  color: var(--on-deep);
  background: var(--deep);
}
.hero-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 50% 45%; }
.hero-shade {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(8, 26, 15, .28) 0%, rgba(8, 26, 15, .08) 30%, rgba(8, 26, 15, .82) 74%, var(--deep) 100%);
}
.hero-copy { position: relative; width: 100%; padding-block: clamp(48px, 8vw, 96px); }
.hero h1 {
  margin: 0 0 18px;
  font-family: var(--display);
  font-weight: 600;
  font-size: clamp(2.9rem, 8vw, 5.8rem);
  line-height: 1.3;
  text-shadow: 0 2px 30px rgba(0, 0, 0, .35);
}
.hero .lead { margin: 0 0 32px; max-width: 34rem; font-size: clamp(1.08rem, 2vw, 1.28rem); color: #E4EBD8; }
.hero-rule { height: 1px; background: linear-gradient(90deg, var(--gold), transparent 70%); border: 0; margin: 0; }

/* Sections */
.section { padding-block: clamp(64px, 9vw, 116px); }
.h2 {
  margin: 0 0 14px;
  font-family: var(--display);
  font-weight: 600;
  font-size: clamp(2rem, 4.6vw, 3.1rem);
  line-height: 1.3;
}
.intro { margin: 0; max-width: 38rem; color: var(--ink-soft); }
.center { text-align: center; }
.center .intro { margin-inline: auto; }

/* Bag (sack) image */
.bag-wrap { position: relative; display: block; border-radius: 6px 6px 10px 10px; box-shadow: 0 34px 48px -24px rgba(0, 0, 0, .55), 0 10px 18px -8px rgba(0, 0, 0, .3); }
.bag { display: block; width: 100%; height: auto; border-radius: inherit; }
.bag-wrap::before {
  content: "";
  position: absolute;
  z-index: 1;
  left: 0; right: 0; top: 0;
  height: 12px;
  border-radius: 6px 6px 0 0;
  background: repeating-linear-gradient(90deg, rgba(0, 0, 0, .16) 0 2px, rgba(255, 255, 255, .1) 2px 5px);
}
.bag-wrap::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(100deg, rgba(255, 255, 255, .2) 0%, rgba(255, 255, 255, 0) 28%, rgba(0, 0, 0, 0) 60%, rgba(0, 0, 0, .16) 100%);
  pointer-events: none;
}

/* Home lineup */
.lineup { display: flex; gap: clamp(14px, 2vw, 24px); margin: 56px -20px 0; padding: 16px 20px 44px; overflow-x: auto; scroll-snap-type: x proximity; }
.sack { flex: 1 0 128px; scroll-snap-align: start; text-decoration: none; text-align: center; transition: transform .3s; }
.sack:nth-child(even) { margin-top: 26px; }
.sack:hover { transform: translateY(-8px); }
.sack span.cap { display: block; margin-top: 18px; font-family: var(--display); font-weight: 500; font-size: 1.05rem; line-height: 1.5; }
.lineup-cta { display: flex; justify-content: center; }

/* Split feature */
.split { display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 5fr); gap: clamp(36px, 7vw, 100px); align-items: center; }
.frame { position: relative; }
.frame::before {
  content: "";
  position: absolute;
  inset: 18px -18px -18px 18px;
  border: 1.5px solid var(--gold);
  border-radius: 4px;
}
.frame img { position: relative; display: block; width: 100%; border-radius: 4px; }
.split .h2 { margin-bottom: 18px; }
.split p { margin: 0 0 24px; color: var(--ink-soft); }

/* Why list */
.alt { background: var(--bg-alt); }
.why { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 clamp(32px, 7vw, 96px); margin-top: 48px; }
.why-item { padding: 28px 0; border-top: 1px solid var(--line); }
.why-item h3 { margin: 0 0 6px; font-family: var(--display); font-weight: 600; font-size: 1.45rem; line-height: 1.4; }
.why-item p { margin: 0; color: var(--ink-soft); }

/* Dark band */
.band { background: var(--deep); color: var(--on-deep); text-align: center; }
.band .h2 { margin-bottom: 12px; }
.band .intro { color: var(--on-deep-soft); margin-inline: auto; }
.band .cta { justify-content: center; margin-top: 30px; }

/* Inner page heads */
.page-head {
  background: linear-gradient(180deg, var(--deep) 0%, var(--deep-2) 100%);
  color: var(--on-deep);
  padding-block: clamp(56px, 9vw, 104px);
  border-bottom: 1px solid rgba(201, 162, 74, .55);
}
.page-head h1 { margin: 0 0 14px; font-family: var(--display); font-weight: 600; font-size: clamp(2.5rem, 6vw, 4.1rem); line-height: 1.25; }
.page-head p { margin: 0; max-width: 40rem; color: var(--on-deep-soft); font-size: 1.12rem; }

/* Products page */
.entries { display: block; }
.entry {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
  gap: clamp(28px, 6vw, 88px);
  align-items: center;
  padding-block: clamp(40px, 6vw, 72px);
  border-top: 1px solid var(--line);
}
.entry:first-child { border-top: 0; }
.entry-img { position: relative; display: grid; place-items: center; padding: clamp(20px, 4vw, 44px); }
.entry-img::before { content: ""; position: absolute; inset: 4% 8%; border-radius: 50%; background: var(--c); opacity: .17; }
.entry .bag-wrap { position: relative; width: min(270px, 64%); }
.entry:nth-child(even) .entry-img { order: 2; }
.entry h2 { margin: 0; font-family: var(--display); font-weight: 600; font-size: clamp(1.95rem, 3.8vw, 2.8rem); line-height: 1.3; }
.entry .sub { margin: 2px 0 16px; color: var(--gold-deep); font-weight: 500; }
.entry p { margin: 0; color: var(--ink-soft); max-width: 34rem; }
.facts { display: grid; gap: 6px; margin: 20px 0 26px; padding: 0; list-style: none; }
.facts li { display: flex; gap: 14px; }
.facts b { flex: none; min-width: 4.6rem; font-weight: 600; color: var(--gold-deep); }

/* About / mill */
.prose { max-width: 40rem; }
.prose p { margin: 0 0 20px; color: var(--ink-soft); }
.values { display: grid; gap: 0; margin: 36px 0 0; padding: 0; list-style: none; }
.values li { padding: 20px 0 20px 26px; border-top: 1px solid var(--line); position: relative; }
.values li::before { content: ""; position: absolute; left: 0; top: 34px; width: 10px; height: 10px; background: var(--gold); transform: rotate(45deg); }
.values b { display: block; font-family: var(--display); font-weight: 600; font-size: 1.3rem; line-height: 1.5; }
.values span { color: var(--ink-soft); }

.gallery { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); grid-template-rows: auto auto; gap: 20px; margin-top: 48px; }
.ph { position: relative; margin: 0; overflow: hidden; border-radius: 4px; background: var(--deep-2); }
.ph img { position: absolute; inset: 0; display: block; width: 100%; height: 100%; object-fit: cover; }
.ph.big { grid-row: span 2; min-height: 420px; }
.ph.sm { aspect-ratio: 16 / 10; }
.ph figcaption {
  position: absolute; left: 0; right: 0; bottom: 0;
  padding: 44px 20px 16px;
  background: linear-gradient(transparent, rgba(6, 20, 11, .88));
  color: #F6F1DA;
  font-size: .98rem;
  line-height: 1.5;
}
.process-grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: clamp(36px, 7vw, 100px); align-items: start; }
.steps { position: relative; list-style: none; margin: 0; padding: 0; }
.steps::before { content: ""; position: absolute; left: 19px; top: 12px; bottom: 40px; width: 2px; background: linear-gradient(var(--grain-b), var(--line)); }
.step { position: relative; padding: 0 0 34px 64px; }
.step:last-child { padding-bottom: 0; }
.step .n {
  position: absolute; left: 0; top: 0;
  display: grid; place-items: center;
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--bg-alt);
  border: 2px solid var(--grain-b);
  font-family: var(--display);
  color: var(--gold-deep);
  line-height: 1;
}
.step h3 { margin: 0 0 2px; font-family: var(--display); font-weight: 600; font-size: 1.4rem; line-height: 1.4; }
.step p { margin: 0; color: var(--ink-soft); }

/* Contact */
.contact-grid { display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 4fr); gap: clamp(36px, 7vw, 100px); align-items: start; }
.details { display: grid; gap: 0; margin: 0; }
.details > div { padding: 24px 0; border-top: 1px solid var(--line); }
.details > div:last-child { border-bottom: 1px solid var(--line); }
.details dt { font-size: .95rem; color: var(--gold-deep); font-weight: 500; }
.details dd { margin: 2px 0 0; font-family: var(--display); font-weight: 500; font-size: clamp(1.4rem, 3vw, 1.9rem); line-height: 1.5; }
.details a { text-decoration: none; }
.details a:hover { text-decoration: underline; text-underline-offset: 5px; }
.logo-card { display: grid; place-items: center; padding: clamp(28px, 5vw, 48px); background: var(--deep); border-radius: 6px; text-align: center; color: var(--on-deep); }
.logo-card img { width: min(210px, 70%); display: block; margin-bottom: 22px; }
.logo-card p { margin: 0; font-family: var(--display); font-weight: 500; font-size: 1.3rem; line-height: 1.6; color: var(--gold-on-deep); }
.contact-cta { margin-top: 32px; }

/* Footer */
.site-foot { background: var(--deep); color: var(--on-deep); border-top: 1px solid rgba(201, 162, 74, .55); padding-block: clamp(48px, 7vw, 80px) 28px; }
.foot-grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 3fr) minmax(0, 4fr); gap: clamp(28px, 5vw, 72px); }
.foot-brand { display: flex; align-items: flex-start; gap: 16px; }
.foot-brand img { width: 58px; height: auto; flex: none; }
.foot-brand p { margin: 0; color: var(--on-deep-soft); max-width: 22rem; }
.foot-brand strong { display: block; font-family: var(--display); font-weight: 600; font-size: 1.4rem; color: var(--on-deep); margin-bottom: 4px; }
.site-foot h4 { margin: 0 0 12px; font-size: .95rem; font-weight: 500; color: var(--gold-on-deep); }
.site-foot ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.site-foot li a, .site-foot address a { text-decoration: none; color: var(--on-deep-soft); }
.site-foot li a:hover, .site-foot address a:hover { color: var(--on-deep); }
.site-foot address { font-style: normal; color: var(--on-deep-soft); }
.foot-note { margin-top: clamp(36px, 6vw, 60px); padding-top: 22px; border-top: 1px solid rgba(246, 241, 218, .14); font-size: .92rem; color: var(--on-deep-soft); }

@media (max-width: 1020px) {
  .menu-btn { display: inline-flex; }
  .nav {
    display: none;
    position: absolute;
    left: 0; right: 0; top: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 18px;
    padding: 12px clamp(20px, 5vw, 48px) 26px;
    background: var(--deep);
    border-bottom: 1px solid rgba(201, 162, 74, .55);
  }
  .nav.open { display: flex; }
  .nav ul { flex-direction: column; gap: 0; }
  .nav li a { padding: 14px 0; border-bottom: 1px solid rgba(246, 241, 218, .1); }
  .nav li a[aria-current="page"] { border-bottom-color: rgba(246, 241, 218, .1); }
  .nav .btn { width: 100%; }
}
@media (max-width: 900px) {
  .split, .process-grid, .contact-grid, .entry, .foot-grid { grid-template-columns: 1fr; }
  .entry:nth-child(even) .entry-img { order: 0; }
  .why { grid-template-columns: 1fr; }
  .gallery { grid-template-columns: 1fr; }
  .ph.big { grid-row: auto; min-height: 0; aspect-ratio: 16 / 10; }
  .frame::before { inset: 14px -12px -14px 12px; }
  .entry .bag-wrap { width: min(230px, 64%); }
}
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
  .sack:hover { transform: none; }
}