.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}
.rating-block{max-width:800px;margin:0 auto;padding:0 20px 46px}
.ktv-rate-in{background:var(--k-surface);border:1px solid var(--k-line);border-radius:16px;padding:24px 22px;text-align:center;box-shadow:0 2px 10px rgba(23,37,27,.05)}
.rating-block h2{font-size:19px;font-weight:800;margin:0 0 4px;border:0;padding:0}
.rating-block .sub{font-size:13.5px;color:var(--k-muted);margin-bottom:15px}
.rating-stars{display:inline-flex;gap:5px;direction:rtl}
.rating-stars input{position:absolute;opacity:0;width:0;height:0}
.rating-stars label{cursor:pointer;line-height:1;color:var(--k-line);transition:color .12s;padding:2px}
.rating-stars label svg{display:block;width:34px;height:34px}
.rating-stars input:checked~label,.rating-stars label:hover,.rating-stars label:hover~label{color:#F5A524}
.rating-stars input:focus-visible+label{outline:2px solid var(--k-accent);outline-offset:2px;border-radius:4px}
.rating-score{margin-top:14px;font-size:14.5px;color:var(--k-text);font-weight:600}
.rating-score b{color:var(--k-accent);font-size:19px}
.rating-block .thanks{margin-top:12px;font-size:14px;color:var(--k-accent);font-weight:700}
.rating-bar{height:7px;border-radius:99px;background:var(--k-line-soft);overflow:hidden;max-width:260px;margin:11px auto 0}
.rating-bar i{display:block;height:100%;background:linear-gradient(90deg,var(--k-green1),var(--k-green2))}
.breadcrumb{background:var(--k-bg2);border-bottom:1px solid var(--k-line);font-size:13px}
.breadcrumb ol{max-width:1120px;margin:0 auto;padding:10px 20px;list-style:none;display:flex;
  flex-wrap:wrap;align-items:center;gap:7px}
.breadcrumb li{display:flex;align-items:center;gap:7px;color:var(--k-muted)}
.breadcrumb li+li::before{content:"\203A";color:var(--k-faint);font-weight:700}
.breadcrumb a{color:var(--k-accent);font-weight:700;text-decoration:none}
.breadcrumb a:hover{text-decoration:underline}
.breadcrumb [aria-current]{color:var(--k-text);font-weight:700}
@media(max-width:640px){.breadcrumb ol{padding:9px 16px;font-size:12.5px}}
/* ---------- hero ---------- */
.hero{background:linear-gradient(170deg,var(--k-bg2),var(--k-bg));padding:46px 0 40px}
.hero .in{max-width:1120px;margin:0 auto;padding:0 20px;
  display:flex;flex-direction:column;align-items:center;gap:16px}
.hero .copy{width:100%;max-width:620px;text-align:center}
.hero .eyebrow{display:inline-flex;align-items:center;gap:8px;background:var(--k-surface);
  border:1px solid var(--k-accent);color:var(--k-accent);font-size:11.5px;font-weight:800;
  letter-spacing:1.6px;text-transform:uppercase;padding:7px 15px;border-radius:999px}
.hero .eyebrow i{width:7px;height:7px;border-radius:50%;background:var(--k-accent);font-style:normal}
.hero h1{font-size:clamp(28px,5vw,40px);line-height:1.18;font-weight:800;margin:16px 0 12px;
  color:var(--k-text);letter-spacing:-.02em;text-wrap:balance}
.hero h1 em{font-style:normal;color:var(--k-accent)}
.hero .lead{font-size:16.5px;line-height:1.6;color:var(--k-muted);margin:0 0 16px}
.hero .detail{font-size:14.6px;line-height:1.68;color:var(--k-muted);margin:0 0 18px}
.hero .detail b{color:var(--k-text);font-weight:800}
.hero .trust{display:flex;flex-wrap:wrap;gap:7px 16px;justify-content:center;margin:0 0 22px;
  font-size:13.2px;color:var(--k-muted);font-weight:600}
.hero .trust span{display:inline-flex;align-items:center;gap:6px}
.hero .trust svg{width:15px;height:15px;fill:var(--k-accent);flex:0 0 auto}
.hero .cta{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-bottom:20px}
.hero .pills{display:flex;flex-wrap:wrap;gap:8px;justify-content:center}
.hero .pill{background:var(--k-surface);border:1px solid var(--k-line);color:var(--k-muted);
  font-size:12.5px;font-weight:700;padding:7px 13px;border-radius:999px}
.hero .pill b{color:var(--k-text)}
.hero .shot{width:100%;max-width:250px;line-height:0}
.hero .shot img{width:100%;height:auto;display:block;
  filter:drop-shadow(0 18px 38px var(--k-shadow-lg))}
@media(min-width:920px){
  .hero{padding:56px 0 52px}
  .hero .in{flex-direction:row;align-items:center;gap:52px}
  .hero .copy{flex:1 1 auto;max-width:600px;text-align:left}
  .hero .trust,.hero .cta,.hero .pills{justify-content:flex-start}
  .hero .shot{flex:0 0 300px;max-width:300px}
}
@media(max-width:400px){.hero .shot{max-width:216px}}
@media(min-width:1100px){.hero .shot{margin-left:56px}}

/* ---------- shared button ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;text-decoration:none;
  font-weight:800;font-size:15.5px;padding:14px 26px;border-radius:12px;min-height:52px;
  transition:filter .15s,border-color .15s}
.btn svg{width:19px;height:19px;fill:currentColor;flex:0 0 auto}
.btn-primary{background:linear-gradient(180deg,var(--k-green1),var(--k-green2));
  color:var(--k-on-accent);box-shadow:0 6px 18px rgba(34,197,94,.30)}
.btn-primary:hover{filter:brightness(1.06)}
.btn-ghost{background:var(--k-accent-soft);color:var(--k-accent);
  border:1.5px solid var(--k-accent);font-weight:800}
.btn-ghost .arw{transition:transform .15s}
.btn-ghost:hover{filter:brightness(.97)}
.btn-ghost:hover .arw{transform:translateX(3px)}

/* ---------- generic section ---------- */
.sect{padding:44px 0}
.sect .in{max-width:1060px;margin:0 auto;padding:0 20px}
.sect.alt{background:var(--k-bg2);border-top:1px solid var(--k-line);border-bottom:1px solid var(--k-line)}
.kick{font-size:11.5px;font-weight:800;letter-spacing:2.4px;color:var(--k-accent);
  text-transform:uppercase;text-align:center;margin-bottom:7px}
.sect h2{font-size:clamp(21px,3.4vw,26px);line-height:1.3;font-weight:800;text-align:center;
  margin:0 0 7px;color:var(--k-text);letter-spacing:-.01em;text-wrap:balance}
.sect .sub{text-align:center;color:var(--k-muted);font-size:14.6px;margin:0 auto 24px;max-width:58ch}

/* ---------- spec grid ---------- */
.specs{display:grid;grid-template-columns:1fr 1fr;background:var(--k-surface);
  border:1px solid var(--k-line);border-radius:16px;overflow:hidden;max-width:660px;margin:0 auto}
.specs div{padding:14px 18px;border-top:1px solid var(--k-line-soft)}
.specs div:nth-child(-n+2){border-top:0}
.specs div:nth-child(odd){border-right:1px solid var(--k-line-soft)}
.specs dt{font-size:11.5px;font-weight:800;letter-spacing:1.2px;text-transform:uppercase;
  color:var(--k-muted);margin:0}
.specs dd{font-size:15.5px;font-weight:800;color:var(--k-text);margin:3px 0 0}
@media(max-width:380px){.specs{grid-template-columns:1fr}
  .specs div:nth-child(odd){border-right:0}
  .specs div:nth-child(2){border-top:1px solid var(--k-line-soft)}}

/* ---------- feature cards ---------- */
.feats{display:grid;grid-template-columns:repeat(auto-fit,minmax(290px,1fr));gap:12px}
.feat{display:flex;gap:14px;background:var(--k-surface);border:1px solid var(--k-line);
  border-radius:15px;padding:18px 19px}
.feat .ic{flex:0 0 40px;height:40px;border-radius:12px;background:var(--k-accent-soft);
  color:var(--k-accent);display:flex;align-items:center;justify-content:center}
.feat .ic svg{width:21px;height:21px;fill:currentColor}
.feat h3{font-size:15.5px;font-weight:800;color:var(--k-text);margin:0 0 4px;line-height:1.35}
.feat p{font-size:14.2px;line-height:1.6;color:var(--k-muted);margin:0}

/* ---------- screenshots ---------- */
.shots{display:flex;gap:12px;overflow-x:auto;padding:4px 2px 14px;scroll-snap-type:x mandatory;
  scrollbar-width:thin;scrollbar-color:var(--k-accent) var(--k-line)}
.shots::-webkit-scrollbar{height:9px}
.shots::-webkit-scrollbar-track{background:var(--k-line);border-radius:99px}
.shots::-webkit-scrollbar-thumb{background:var(--k-accent);border-radius:99px}
.shots figure{flex:0 0 150px;margin:0;scroll-snap-align:start;border-radius:16px;overflow:hidden;
  background:var(--k-bg2);box-shadow:0 4px 16px var(--k-shadow);cursor:zoom-in}
.shots img{width:100%;height:auto;display:block}
@media(min-width:768px){.shots figure{flex:0 0 225px}}

/* ---------- sport chips ---------- */
.chips{display:flex;flex-wrap:wrap;gap:9px;justify-content:center}
.chip{display:inline-flex;align-items:center;gap:8px;background:var(--k-surface);
  border:1px solid var(--k-line);color:var(--k-text);font-size:13.5px;font-weight:700;
  padding:9px 16px 9px 13px;border-radius:999px}
.chip svg{width:18px;height:18px;fill:var(--k-accent);flex:0 0 auto}
@media(max-width:640px){.chip{font-size:13px;padding:8px 14px 8px 11px}
  .chip svg{width:17px;height:17px}}

/* ---------- steps ---------- */
.steps{max-width:640px;margin:0 auto}
.step{display:flex;gap:16px;padding:0 0 24px;position:relative}
.step:not(:last-child)::before{content:'';position:absolute;left:19px;top:44px;bottom:2px;
  width:2px;background:var(--k-line)}
.step .n{flex:0 0 40px;height:40px;border-radius:50%;background:var(--k-accent);color:#fff;
  font-weight:800;font-size:16px;display:flex;align-items:center;justify-content:center;z-index:1}
.step h3{font-size:16px;font-weight:800;color:var(--k-text);margin:8px 0 4px}
.step p{font-size:14.6px;line-height:1.65;color:var(--k-muted);margin:0}
.step b{color:var(--k-text);font-weight:800}

/* ---------- prose ---------- */
.prose{max-width:760px;margin:0 auto}
.prose h3{font-size:19px;font-weight:800;color:var(--k-text);margin:26px 0 9px}
.prose h3:first-child{margin-top:0}
.prose p{font-size:15.4px;line-height:1.75;color:var(--k-muted);margin:0 0 14px}
.prose b{color:var(--k-text);font-weight:800}
.prose a{color:var(--k-accent);font-weight:700;text-decoration:underline;text-underline-offset:3px}

/* ---------- faq ---------- */
.faqs{max-width:760px;margin:0 auto}
.faqs details{background:var(--k-surface);border:1px solid var(--k-line);border-radius:13px;
  margin-bottom:9px}
.faqs summary{cursor:pointer;padding:15px 18px;font-weight:800;font-size:15.4px;list-style:none;
  display:flex;justify-content:space-between;align-items:center;gap:12px;min-height:48px;
  color:var(--k-text);line-height:1.45}
.faqs summary::-webkit-details-marker{display:none}
.faqs summary::after{content:"+";font-size:21px;color:var(--k-accent);font-weight:800;flex:0 0 auto}
.faqs details[open] summary::after{content:"\2013"}
.faqs details[open] summary{border-bottom:1px solid var(--k-line-soft)}
.faqs .a{padding:14px 18px 17px;font-size:15.2px;line-height:1.7;color:var(--k-muted)}
.faqs .a a{color:var(--k-accent);font-weight:700}

/* ---------- closing band ---------- */
.band{background:linear-gradient(160deg,var(--k-accent-soft),var(--k-bg2));
  border:1px solid var(--k-accent);border-radius:22px;padding:36px 24px;text-align:center;
  max-width:760px;margin:0 auto}
.band h2{margin-bottom:7px}
.band p{color:var(--k-muted);font-size:14.6px;margin:0 0 20px}
@media(max-width:640px){.sect{padding:34px 0}.band{padding:28px 18px;border-radius:18px}}
.dl-hero .in{display:grid;grid-template-columns:1fr auto;gap:34px;align-items:center}
.dl-icon{width:132px;height:132px;border-radius:30px;display:block;
  box-shadow:0 14px 34px var(--k-shadow-lg)}
.devs{display:grid;grid-template-columns:repeat(auto-fit,minmax(255px,1fr));gap:15px}
.dev{display:block;background:var(--k-surface);border:1px solid var(--k-line);
  border-radius:15px;padding:19px 20px;text-decoration:none;transition:border-color .15s,transform .15s}
.dev:hover{border-color:var(--k-accent);transform:translateY(-2px)}
.dev h3{font-size:16px;font-weight:800;color:var(--k-text);margin:0 0 5px;line-height:1.35}
.dev p{font-size:14px;color:var(--k-muted);margin:0}
.dev .go{display:inline-block;margin-top:9px;color:var(--k-accent);font-weight:800;font-size:13.5px}
.safe{display:grid;grid-template-columns:repeat(auto-fit,minmax(290px,1fr));gap:18px}
.safe > div{background:var(--k-surface);border:1px solid var(--k-line);border-radius:15px;padding:21px 22px}
.safe h3{font-size:16.5px;font-weight:800;margin:0 0 7px}
.safe p{font-size:14.5px;color:var(--k-muted);margin:0}
.safe a{color:var(--k-accent);font-weight:700}
.note{text-align:center;color:var(--k-muted);font-size:14.5px;margin-top:16px}
.note a{color:var(--k-accent);font-weight:700}
@media(max-width:820px){
  .dl-hero .in{grid-template-columns:1fr;gap:22px;text-align:center}
  .dl-hero .trust,.dl-hero .pills,.dl-hero .cta{justify-content:center}
  .dl-icon{margin:0 auto;width:104px;height:104px;border-radius:24px}
}
.mirrors{max-width:800px;margin:0 auto;padding:6px 20px 10px}
.mirrors h2{font-size:19px;font-weight:800;margin:0 0 4px}
.mirrors .lead{font-size:14px;color:var(--k-muted);margin:0 0 15px}
.mrow{display:flex;align-items:center;gap:14px;background:var(--k-surface);border:1px solid var(--k-line);
  border-radius:13px;padding:14px 16px;margin-bottom:10px;box-shadow:0 2px 8px rgba(23,37,27,.04)}
.mrow .mi{flex:1;min-width:0}
.mrow b{display:block;font-size:15px;margin-bottom:2px}
.mrow span{font-size:13px;color:var(--k-muted)}
.mrow a{flex:0 0 auto;background:var(--k-surface);border:1.5px solid var(--k-accent);color:var(--k-accent);font-weight:800;
  font-size:13.5px;text-decoration:none;padding:10px 17px;border-radius:10px;
  min-height:44px;display:flex;align-items:center;white-space:nowrap}
.mrow a:hover{background:var(--k-accent);color:var(--k-surface)}
.mrow.primary a{background:linear-gradient(180deg,var(--k-green1),var(--k-green2));border-color:transparent;color:var(--k-on-accent)}
.mnote{font-size:13px;color:var(--k-muted);margin:6px 0 0;line-height:1.6}
@media(max-width:560px){.mrow{flex-wrap:wrap}.mrow a{width:100%;justify-content:center}}
.app-specs{background:var(--k-bg2);border-top:1px solid var(--k-line);padding:40px 0}
.app-specs .in{max-width:1000px;margin:0 auto;padding:0 20px}
.app-specs .kick{font-size:11.5px;font-weight:800;letter-spacing:2.4px;color:var(--k-accent);
  text-transform:uppercase;text-align:center;margin-bottom:7px}
.app-specs h2{font-size:25px;line-height:1.3;font-weight:800;text-align:center;margin:0 0 6px;
  color:var(--k-text);letter-spacing:-.01em}
.app-specs .sub{text-align:center;color:var(--k-muted);font-size:14.5px;margin:0 auto 24px;max-width:58ch}
.app-specs .tbl{background:var(--k-surface);border:1px solid var(--k-line);border-radius:14px;overflow:hidden;
  box-shadow:0 2px 10px rgba(23,37,27,.05)}
.app-specs .r{display:flex;gap:14px;padding:12px 18px;border-bottom:1px solid var(--k-line-soft);font-size:14.5px}
.app-specs .r:last-child{border-bottom:0}
.app-specs .r:nth-child(even){background:var(--k-surface2)}
.app-specs .r dt{flex:0 0 42%;font-weight:700;color:var(--k-muted);margin:0}
.app-specs .r dd{flex:1;margin:0;font-weight:700;color:var(--k-text)}
.app-specs .hl{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:12px;margin-top:26px}
.app-specs .h{background:var(--k-surface);border:1px solid var(--k-line);border-radius:13px;padding:16px 18px}
.app-specs .h b{display:block;font-size:15px;font-weight:800;color:var(--k-text);margin-bottom:4px}
.app-specs .h span{font-size:13.8px;line-height:1.6;color:var(--k-muted)}
@media(max-width:640px){
  .app-specs{padding:32px 0}
  .app-specs h2{font-size:21px}
  .app-specs .r{font-size:15px;padding:13px 15px;gap:10px}
  .app-specs .r dt{flex:0 0 46%}
  .app-specs .hl{grid-template-columns:1fr}
}
/* --- 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}}