.lang-switch:not(.is-bn) .lang-label{font-family:'Noto Sans Bengali','Hind Siliguri','Nirmala UI','Shonar Bangla','Bangla Sangam MN',sans-serif}
.lang-switch:hover{background:var(--k-accent);color:var(--k-surface)!important}
.lang-switch:focus-visible{outline:3px solid #7CE8A6;outline-offset:2px}
@media(max-width:880px){
.lang-switch{margin:0;padding:0 9px;height:34px;min-height:34px;gap:5px;
  background:var(--k-accent-soft);border-color:transparent}
.lang-switch .lang-label{font-size:12px;font-weight:800}
.lang-switch svg{width:14px;height:14px}
}


.callout{background:linear-gradient(160deg,var(--k-bg2),var(--k-accent-soft));border:1px solid var(--k-line);border-radius:16px;padding:26px 22px;margin:26px 0;text-align:center}
.callout-button{display:inline-block;background:linear-gradient(180deg,var(--k-green1),var(--k-green2));color:var(--k-on-accent)!important;font-weight:800;font-size:16px;text-decoration:none!important;padding:15px 30px;border-radius:12px;box-shadow:0 5px 18px rgba(34,197,94,.32)}
.callout-button:hover{background:linear-gradient(180deg,var(--k-green1),var(--k-green2))}
.callout span{display:block;margin-top:11px;font-size:13px;color:var(--k-muted);font-weight:600}
.spec-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px;margin:0 0 22px}
.spec-grid div{background:var(--k-surface);border:1px solid var(--k-line);border-radius:13px;padding:15px 16px;text-align:center}
.spec-grid b{display:block;font-size:17px;color:var(--k-accent);margin-bottom:3px}
.spec-grid span{font-size:12.5px;color:var(--k-muted)}
.step-row{display:flex;gap:15px;margin-bottom:17px;background:var(--k-surface);border:1px solid var(--k-line);border-radius:13px;padding:17px 19px}
.step-row i{flex:0 0 30px;height:30px;border-radius:50%;background:var(--k-accent);color:var(--k-surface);font-style:normal;font-weight:800;font-size:14px;display:flex;align-items:center;justify-content:center}
.step-row b{display:block;font-size:15.5px;margin-bottom:5px}
.step-row p{margin:0!important;font-size:14.5px}
.pagehero{background:linear-gradient(160deg,var(--k-bg2),var(--k-accent-soft));padding:46px 20px 40px;text-align:center;border-bottom:1px solid var(--k-line)}
.pagehero .badge{display:inline-flex;align-items:center;gap:8px;background:var(--k-surface);border:1px solid rgba(20,146,71,.35);color:var(--k-accent);font-size:11.5px;font-weight:800;letter-spacing:1.8px;padding:7px 16px;border-radius:999px;text-transform:uppercase;box-shadow:0 2px 8px rgba(20,146,71,.08)}
.pagehero .badge i{width:7px;height:7px;border-radius:50%;background:var(--k-accent);font-style:normal}
.pagehero h1{font-size:29px;line-height:1.25;font-weight:800;max-width:800px;margin:18px auto 0}
.pagehero .pmeta{color:var(--k-muted);font-size:13.5px;margin-top:12px;font-weight:600}
.artwrap{max-width:800px;margin:0 auto;padding:38px 20px 56px}
.artwrap>figure.hero-img{margin:0 0 26px}
.artwrap h2{font-size:23px;margin:38px 0 14px;font-weight:800;padding-bottom:10px;border-bottom:2px solid var(--k-accent-soft)}
.artwrap h3{font-size:17.5px;margin:26px 0 9px;font-weight:800}
.artwrap p{margin:0 0 15px;font-size:15.2px;color:var(--k-text)}
.artwrap ul,.artwrap ol{margin:0 0 18px 22px;font-size:15.2px;color:var(--k-text)}
.artwrap li{margin-bottom:8px}
.artwrap a{color:var(--k-accent);font-weight:700;text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1.5px}
.artwrap img{max-width:100%;height:auto;border-radius:14px;margin:8px 0;box-shadow:0 4px 18px rgba(23,37,27,.08)}
.artwrap table{width:100%;border-collapse:collapse;margin:0 0 20px;font-size:14px;background:var(--k-surface);border-radius:12px;overflow:hidden;border:1px solid var(--k-line)}
.artwrap th,.artwrap td{padding:12px 14px;border-bottom:1px solid var(--k-line-soft);text-align:left}
.artwrap th{background:var(--k-accent-soft);font-weight:800}
.artwrap tr:last-child td{border-bottom:0}
.artwrap tr:nth-child(even) td{background:var(--k-surface2)}
.artwrap blockquote{border-left:4px solid var(--k-accent);background:var(--k-bg2);padding:14px 18px;border-radius:0 12px 12px 0;margin:0 0 18px}
.artwrap blockquote p{margin:0}
.artwrap .schema-faq-section{background:var(--k-surface);border:1px solid var(--k-line);border-radius:13px;padding:16px 19px;margin-bottom:11px;box-shadow:0 2px 8px rgba(23,37,27,.04)}
.artwrap .schema-faq-question{display:block;margin-bottom:7px;font-size:15px}
.artwrap .wp-block-separator{border:0;height:1px;background:var(--k-line);margin:30px 0}
.artwrap .wp-block-buttons,.artwrap .wp-block-button{display:block;text-align:center}
.artwrap figure{margin:0 0 18px;overflow-x:auto}
.artwrap figure.wp-block-table{overflow-x:auto}
.faqp{max-width:820px;margin:0 auto;padding:34px 20px 56px}
.faqp .grp{margin-bottom:30px}
.faqp .grp>h2{font-size:20px;font-weight:800;margin:0 0 12px;padding-bottom:9px;border-bottom:2px solid var(--k-accent-soft)}
.faqp details{background:var(--k-surface);border:1px solid var(--k-line);border-radius:13px;margin-bottom:9px;box-shadow:0 2px 8px rgba(23,37,27,.04)}
.faqp summary{cursor:pointer;padding:15px 18px;font-weight:700;font-size:15.5px;list-style:none;
  display:flex;justify-content:space-between;align-items:center;gap:12px;min-height:48px;line-height:1.45}
.faqp summary::-webkit-details-marker{display:none}
.faqp summary::after{content:"+";font-size:21px;color:var(--k-accent);font-weight:800;flex:0 0 auto}
.faqp details[open] summary::after{content:"\2013"}
.faqp details[open] summary{border-bottom:1px solid var(--k-line-soft)}
.faqp .a{padding:14px 18px 17px;font-size:15.2px;line-height:1.68;color:var(--k-text)}
.faqp .a a{color:var(--k-accent);font-weight:700}
.faqp .jump{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 26px}
.faqp .jump a{background:var(--k-accent-soft);border:1px solid var(--k-line);color:var(--k-accent);font-weight:700;font-size:13.5px;
  padding:9px 15px;border-radius:99px;text-decoration:none;min-height:40px;display:flex;align-items:center}
.faqp .jump a:hover{background:var(--k-accent);color:var(--k-surface)}
@media(max-width:640px){.faqp{padding:24px 16px 44px}.faqp .a{font-size:16px}}
/* --- base hygiene --- */
html{-webkit-text-size-adjust:100%;text-size-adjust:100%}
body{-webkit-tap-highlight-color:rgba(20,146,71,.18);overflow-x:hidden}
img,video,table{max-width:100%}

/* --- visible keyboard focus everywhere --- */
a:focus-visible,button:focus-visible,summary:focus-visible,
input:focus-visible,label:focus-visible,[tabindex]:focus-visible{
  outline:3px solid var(--k-accent);outline-offset:2px;border-radius:6px}
.site-header a:focus-visible{outline-color:var(--k-accent)}.site-footer a:focus-visible{outline-color:#7CE8A6}

/* --- respect reduced motion --- */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;
    transition-duration:.001ms!important;scroll-behavior:auto!important}
  .rel a:hover{transform:none!important}
}

/* --- touch devices: 44px minimum tap targets --- */
@media (hover:none){
  .site-nav a{min-height:44px;display:flex;align-items:center}
  .lang-switch a{min-height:40px;display:flex;align-items:center;padding:8px 14px!important}
  .site-footer a{min-height:40px;display:flex;align-items:center;padding:7px 0!important}
  .nav-burger{min-width:48px;min-height:48px;display:flex;flex-direction:column;
    align-items:center;justify-content:center}
  summary{min-height:44px;display:flex;align-items:center}
}

@media (max-width:640px){
  /* readable body copy — the landing sets 13.5px, too small on a phone */
  #landing .feat p,#landing .step p,#landing .band p{font-size:14.5px;line-height:1.6}
  #landing .hero .lead{font-size:16px}
  #landing .kicker{font-size:12.5px;letter-spacing:2px}
  .artwrap p,.artwrap li{font-size:16px;line-height:1.75}
  .site-footer a{font-size:14.5px}

  /* screenshots were 150px wide — too small to read on a phone */
  #landing .shot{flex:0 0 66vw!important;max-width:260px;height:auto!important;aspect-ratio:.5}
  #landing .shot img{height:100%}

  /* spec grid: single column below 380px so values never truncate */
  @media (max-width:379px){#landing .specs{grid-template-columns:1fr}
    #landing .spec:nth-child(odd){border-right:0}
    #landing .spec:nth-child(2){border-top:1px solid var(--line)}}

  /* full-width primary buttons are easier to hit */
  #landing .cta-row{flex-direction:column;align-items:stretch}
  #landing .cta-row .btn{width:100%;min-height:52px;font-size:16px}
  .callout-button{display:block;min-height:52px;line-height:1.4}

  /* long menus must scroll rather than run off screen */
  .site-nav{max-height:calc(100vh - 62px);overflow-y:auto;-webkit-overflow-scrolling:touch}

  /* wide article tables scroll inside their own box */
  .artwrap table{display:block;overflow-x:auto;white-space:nowrap}
}

/* --- sticky mobile download bar --- */
#sticky-download{position:fixed;left:0;right:0;bottom:0;z-index:99998;display:none;
  gap:12px;align-items:center;justify-content:space-between;
  padding:10px 14px calc(10px + env(safe-area-inset-bottom));
  background:rgba(255,255,255,.97);backdrop-filter:blur(10px);
  border-top:1px solid var(--k-line);box-shadow:0 -4px 20px rgba(23,37,27,.10)}
#sticky-download .m{min-width:0}
#sticky-download .m b{display:block;font-size:14px;font-weight:800;color:var(--k-text);
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
#sticky-download .m span{font-size:12px;color:var(--k-muted)}
#sticky-download a{flex:0 0 auto;background:linear-gradient(180deg,var(--k-green1),var(--k-green2));color:var(--k-on-accent);
  font-weight:800;font-size:15px;text-decoration:none;padding:13px 20px;border-radius:11px;
  min-height:48px;display:flex;align-items:center;box-shadow:0 4px 14px rgba(34,197,94,.35)}
#sticky-download.show{display:flex}
@media (min-width:641px){#sticky-download{display:none!important}}
@media (max-width:640px){body.has-dlbar{padding-bottom:78px}}
@media(max-width:520px){
  #bn-offer a{padding:7px 12px;font-size:13px}}
#back-to-top{position:fixed;right:16px;bottom:20px;z-index:99997;
  width:46px;height:46px;border-radius:999px;border:1px solid var(--k-line);
  background:var(--k-surface);color:var(--k-accent);cursor:pointer;padding:0;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 4px 16px var(--k-shadow-lg);
  opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity .18s ease,transform .18s ease,visibility .18s,background .15s;
  -webkit-tap-highlight-color:transparent}
#back-to-top.on{opacity:1;visibility:visible;transform:none}
#back-to-top:hover{background:var(--k-accent);color:var(--k-surface);border-color:var(--k-accent)}
#back-to-top:focus-visible{outline:3px solid var(--k-accent);outline-offset:3px}
#back-to-top svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:2.4;
  stroke-linecap:round;stroke-linejoin:round}
/* clear the sticky download bar where one exists */
body.has-dlbar #back-to-top{bottom:calc(84px + env(safe-area-inset-bottom))}
@media(min-width:641px){body.has-dlbar #back-to-top{bottom:20px}}
@media(max-width:640px){#back-to-top{right:13px;bottom:16px;width:44px;height:44px}}
@media (prefers-reduced-motion:reduce){#back-to-top{transition:opacity .01ms}}
#official-notice{background:linear-gradient(90deg,var(--k-accent),var(--k-green2));
  color:#fff;font-size:13.2px;line-height:1.5;font-weight:600;
  padding:9px 42px 9px 16px;text-align:center;position:relative}
#official-notice svg{width:15px;height:15px;vertical-align:-3px;margin-right:5px;
  fill:none;stroke:currentColor;stroke-width:2.3}
#official-notice a{color:#fff;text-decoration:underline;font-weight:800}
#official-notice b{font-weight:800}
#official-notice button{position:absolute;right:9px;top:50%;transform:translateY(-50%);
  background:none;border:0;color:#fff;font-size:21px;line-height:1;cursor:pointer;
  padding:5px 9px;opacity:.85;min-width:36px;min-height:36px}
#official-notice button:hover{opacity:1}
#official-notice[hidden]{display:none}
@media(max-width:640px){#official-notice{font-size:12.4px;padding:8px 38px 8px 12px}}