/* ==========================================================================
   bk99 cast — mobile surface stylesheet (site: bk99cast.click)
   Class / variable prefix : ui2c178-
   Canvas                  : 320–430px mobile-first, centered on wide screens
   Design language         : rounded headings + compact body text,
                             rounded buttons + square cards,
                             compact square game catalog, question-driven
                             rhythm, icon micro-states, square high-contrast CTA.
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Design tokens
   -------------------------------------------------------------------------- */
:root {
  --ui2c178-ink:        #2C2C2C;   /* page background (dark) */
  --ui2c178-ink-deep:   #212121;   /* deep zones: bars, overlays */
  --ui2c178-panel:      #303030;   /* raised panels */
  --ui2c178-panel-soft: #353535;   /* hover / soft panel */
  --ui2c178-line:       #454545;   /* hairlines */
  --ui2c178-teal:       #0097A7;   /* primary brand accent */
  --ui2c178-teal-deep:  #006F7C;   /* pressed teal */
  --ui2c178-mint:       #B2DFDB;   /* light accent / active text */
  --ui2c178-coral:      #FF6347;   /* promo / register */
  --ui2c178-amber:      #FFA500;   /* highlight / indicators */
  --ui2c178-text:       #EAF4F2;   /* main body text */
  --ui2c178-dim:        #A8BCB9;   /* secondary text */
  --ui2c178-card-r:     6px;       /* cards stay square-ish */
  --ui2c178-btn-r:      999px;     /* buttons are rounded */
  --ui2c178-touch:      44px;      /* minimum touch target */
  --ui2c178-font-head:  'Baloo Da 2', 'Hind Siliguri', system-ui, sans-serif;
  --ui2c178-font-body:  'Hind Siliguri', 'Noto Sans Bengali', system-ui, sans-serif;
  --ui2c178-bnav-h:     62px;      /* bottom bar height */
}

/* --------------------------------------------------------------------------
   2. Base / reset
   -------------------------------------------------------------------------- */
*,
*::before,
*::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: #171717;                    /* gutter tone outside the canvas */
  color: var(--ui2c178-text);
  font-family: var(--ui2c178-font-body);
  font-size: 15px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; border: 0; }

a { color: var(--ui2c178-mint); text-decoration: none; }
a:hover { color: var(--ui2c178-amber); }

button {
  font-family: var(--ui2c178-font-body);
  font-size: 14px;
  border: 0;
  cursor: pointer;
  color: inherit;
  background: none;
}

h1, h2, h3, h4 {
  font-family: var(--ui2c178-font-head);
  font-weight: 700;
  line-height: 1.3;
  margin: 0 0 .5em;
  color: var(--ui2c178-text);
}

p { margin: 0 0 .85em; }

ul, ol { margin: 0 0 .9em; padding-left: 1.25em; }
li { margin-bottom: .4em; }

:focus-visible {
  outline: 2px solid var(--ui2c178-amber);
  outline-offset: 2px;
  border-radius: 3px;
}

::selection { background: var(--ui2c178-teal); color: #fff; }

.ui2c178-sr {
  position: absolute; width: 1px; height: 1px;
  margin: -1px; padding: 0; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* --------------------------------------------------------------------------
   3. Mobile canvas shell
   -------------------------------------------------------------------------- */
.ui2c178-shell {
  width: 100%;
  max-width: 430px;
  margin: 0 auto;
  background: var(--ui2c178-ink);
  min-height: 100vh;
  position: relative;
  box-shadow: 0 0 32px rgba(0, 0, 0, .55);
  overflow-x: clip;
}

/* --------------------------------------------------------------------------
   4. Top bar — two layers: brand row above, action row below
   -------------------------------------------------------------------------- */
.ui2c178-topbar {
  position: sticky;
  top: 0;
  z-index: 60;
  background: var(--ui2c178-ink-deep);
  border-bottom: 1px solid var(--ui2c178-line);
}

.ui2c178-brandrow {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 50px;
  padding: 6px 12px 2px;
}

.ui2c178-brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  min-height: var(--ui2c178-touch);
  color: var(--ui2c178-text);
}

.ui2c178-brand-logo {
  width: 34px;
  height: 34px;
  border-radius: 9px;
  border: 1px solid var(--ui2c178-line);
  object-fit: cover;
  background: var(--ui2c178-panel);
  flex: none;
}

.ui2c178-brand-name {
  font-family: var(--ui2c178-font-head);
  font-size: 21px;
  font-weight: 700;
  letter-spacing: .2px;
  color: var(--ui2c178-mint);
}

.ui2c178-brand-name b { color: var(--ui2c178-amber); font-weight: 700; }

/* thin teal signal line under the brand row */
.ui2c178-brandrow::after {
  content: "";
  display: block;
}

.ui2c178-actionrow {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 12px 9px;
}

.ui2c178-menubtn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 38px;
  padding: 0 14px 0 10px;
  border-radius: var(--ui2c178-btn-r);
  border: 1px solid var(--ui2c178-line);
  background: var(--ui2c178-panel);
  color: var(--ui2c178-text);
  font-size: 13.5px;
  font-weight: 600;
}

.ui2c178-menubtn svg { width: 17px; height: 17px; stroke: var(--ui2c178-mint); }

.ui2c178-menubtn:active { background: var(--ui2c178-panel-soft); }

/* register / login — rounded pills, coral vs. mint outline */
.ui2c178-btn-register,
.ui2c178-btn-login {
  flex: 1;
  min-height: 38px;
  border-radius: var(--ui2c178-btn-r);
  font-weight: 700;
  font-size: 14px;
  text-align: center;
}

.ui2c178-btn-register {
  background: var(--ui2c178-coral);
  color: #fff;
  box-shadow: 0 3px 10px rgba(255, 99, 71, .35);
}

.ui2c178-btn-register:active { background: #e14f36; }

.ui2c178-btn-login {
  background: transparent;
  color: var(--ui2c178-mint);
  border: 1px solid var(--ui2c178-teal);
}

.ui2c178-btn-login:active { background: rgba(0, 151, 167, .16); }

/* --------------------------------------------------------------------------
   5. Sectioned menu overlay (full-canvas menu page)
   -------------------------------------------------------------------------- */
.ui2c178-menu {
  position: fixed;
  inset: 0;
  z-index: 90;
  max-width: 430px;
  margin: 0 auto;
  background: var(--ui2c178-ink-deep);
  display: flex;
  flex-direction: column;
  transform: translateY(-102%);
  transition: transform .28s ease;
  visibility: hidden;
}

.ui2c178-menu.ui2c178-open {
  transform: translateY(0);
  visibility: visible;
}

.ui2c178-menu-head {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--ui2c178-line);
  background: #191919;
  flex: none;
}

.ui2c178-menu-head img {
  width: 32px; height: 32px;
  border-radius: 8px;
  border: 1px solid var(--ui2c178-line);
}

.ui2c178-menu-title {
  font-family: var(--ui2c178-font-head);
  font-size: 18px;
  color: var(--ui2c178-mint);
  margin-right: auto;
}

.ui2c178-menu-close {
  width: 40px; height: 40px;
  border-radius: 50%;
  border: 1px solid var(--ui2c178-line);
  background: var(--ui2c178-panel);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: none;
}

.ui2c178-menu-close svg { width: 16px; height: 16px; stroke: var(--ui2c178-text); }

.ui2c178-menu-scroll {
  overflow-y: auto;
  padding: 6px 14px 18px;
  flex: 1;
}

.ui2c178-menu-group {
  padding: 10px 0 4px;
  border-bottom: 1px dashed #3d3d3d;
}

.ui2c178-menu-group:last-of-type { border-bottom: 0; }

.ui2c178-menu-group h3 {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .6px;
  text-transform: none;
  color: var(--ui2c178-amber);
  margin: 4px 0 8px;
}

.ui2c178-menu-cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.ui2c178-menu-link {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 8px 10px;
  border-radius: var(--ui2c178-card-r);
  background: var(--ui2c178-panel);
  border: 1px solid var(--ui2c178-line);
  color: var(--ui2c178-text);
  font-size: 13.5px;
  font-weight: 600;
  line-height: 1.3;
}

.ui2c178-menu-link svg {
  width: 16px; height: 16px;
  stroke: var(--ui2c178-teal);
  flex: none;
  transition: stroke .15s ease, transform .15s ease;
}

.ui2c178-menu-link:active {
  background: var(--ui2c178-panel-soft);
  color: var(--ui2c178-mint);
}

.ui2c178-menu-link:active svg {
  stroke: var(--ui2c178-amber);
  transform: scale(1.12);      /* icon micro-state */
}

.ui2c178-menu-link.ui2c178-current {
  background: var(--ui2c178-mint);
  color: #1d2b29;
  border-color: var(--ui2c178-mint);
}

.ui2c178-menu-link.ui2c178-current svg { stroke: #1d2b29; }

.ui2c178-menu-cta {
  margin-top: 14px;
  display: block;
  width: 100%;
  min-height: 48px;
  background: var(--ui2c178-coral);
  color: #fff;
  font-weight: 700;
  font-size: 15px;
  border-radius: 4px;          /* square-corner high-contrast CTA */
}

/* --------------------------------------------------------------------------
   6. Main content column
   -------------------------------------------------------------------------- */
.ui2c178-main {
  padding: 14px 12px calc(var(--ui2c178-bnav-h) + 26px);
}

.ui2c178-pagehead h1 {
  font-size: 22px;
  margin-bottom: 8px;
  letter-spacing: .2px;
}

.ui2c178-pagehead h1 em {
  font-style: normal;
  color: var(--ui2c178-amber);
}

.ui2c178-lede {
  font-size: 14.5px;
  color: var(--ui2c178-dim);
  margin-bottom: 10px;
}

/* quick-fact chips — horizontal rail */
.ui2c178-chips {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 2px 0 10px;
  scrollbar-width: none;
}

.ui2c178-chips::-webkit-scrollbar { display: none; }

.ui2c178-chip {
  flex: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  border-radius: var(--ui2c178-btn-r);
  border: 1px solid var(--ui2c178-line);
  background: var(--ui2c178-panel);
  color: var(--ui2c178-mint);
  font-size: 12.5px;
  font-weight: 600;
  white-space: nowrap;
}

.ui2c178-chip svg { width: 14px; height: 14px; stroke: var(--ui2c178-amber); }

/* --------------------------------------------------------------------------
   7. Hero carousel
   -------------------------------------------------------------------------- */
.ui2c178-hero {
  position: relative;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--ui2c178-line);
  background: var(--ui2c178-panel);
  margin-bottom: 16px;
}

.ui2c178-hero-track {
  display: flex;
  transition: transform .38s ease;
  touch-action: pan-y;
}

.ui2c178-hero-slide {
  position: relative;
  flex: 0 0 100%;
  display: block;
  min-height: 148px;
}

.ui2c178-hero-slide img {
  width: 100%;
  height: 168px;
  object-fit: cover;
}

.ui2c178-hero-cap {
  position: absolute;
  left: 10px;
  bottom: 10px;
  right: 10px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 10px;
  pointer-events: none;
}

.ui2c178-hero-cap span {
  font-family: var(--ui2c178-font-head);
  font-size: 15.5px;
  font-weight: 700;
  color: #fff;
  text-shadow: 0 2px 8px rgba(0, 0, 0, .8);
  line-height: 1.35;
  max-width: 62%;
}

.ui2c178-hero-cta {
  flex: none;
  display: inline-block;
  padding: 8px 14px;
  background: var(--ui2c178-amber);
  color: #241a00;
  font-size: 12.5px;
  font-weight: 700;
  border-radius: 3px;          /* square-corner CTA on banners */
  box-shadow: 0 2px 10px rgba(0, 0, 0, .45);
}

.ui2c178-hero-dots {
  position: absolute;
  left: 0; right: 0; bottom: 8px;
  display: flex;
  justify-content: center;
  gap: 7px;
  z-index: 2;
}

.ui2c178-hero-dot {
  width: 8px; height: 8px;
  padding: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, .38);
  transition: background .2s ease, transform .2s ease;
}

.ui2c178-hero-dot.ui2c178-on {
  background: var(--ui2c178-amber);
  transform: scale(1.25);
}

/* --------------------------------------------------------------------------
   8. Game catalog sections — compact square directory
   -------------------------------------------------------------------------- */
.ui2c178-sec {
  margin-bottom: 22px;
}

.ui2c178-sec-head {
  display: flex;
  align-items: baseline;
  gap: 8px;
  border-left: 4px solid var(--ui2c178-teal);
  padding-left: 10px;
  margin-bottom: 6px;
}

.ui2c178-sec-head h2 {
  font-size: 17.5px;
  margin: 0;
  flex: 1;
  min-width: 0;
}

.ui2c178-sec-count {
  flex: none;
  font-size: 11.5px;
  font-weight: 700;
  color: var(--ui2c178-amber);
  border: 1px solid var(--ui2c178-line);
  border-radius: 4px;
  padding: 1px 7px;
  background: var(--ui2c178-panel);
}

.ui2c178-sec-note {
  font-size: 13px;
  color: var(--ui2c178-dim);
  margin: 0 0 4px 14px;
}

.ui2c178-sec-related {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 10px;
  margin: 0 0 10px 14px;
  font-size: 12.5px;
  color: var(--ui2c178-dim);
}

.ui2c178-sec-related a {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: var(--ui2c178-mint);
  font-weight: 600;
  padding: 2px 0;
}

.ui2c178-sec-related a::before {
  content: "›";
  color: var(--ui2c178-amber);
  font-weight: 700;
}

/* the grid itself: 4 columns on 320–429px, 5 from 430px */
.ui2c178-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 9px 8px;
}

.ui2c178-card {
  display: flex;
  flex-direction: column;
  gap: 4px;
  color: var(--ui2c178-text);
  text-align: center;
  min-width: 0;
  -webkit-tap-highlight-color: transparent;
}

.ui2c178-card-frame {
  position: relative;
  display: block;
  aspect-ratio: 1 / 1;
  border-radius: var(--ui2c178-card-r);
  border: 1px solid var(--ui2c178-line);
  background: var(--ui2c178-panel);
  overflow: hidden;
  transition: border-color .15s ease, transform .15s ease;
}

.ui2c178-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.ui2c178-card:active .ui2c178-card-frame {
  border-color: var(--ui2c178-amber);
  transform: scale(.96);       /* pressed micro-state */
}

.ui2c178-card-name {
  display: block;
  font-size: 11.5px;
  line-height: 1.3;
  color: var(--ui2c178-dim);
  font-weight: 600;
  overflow-wrap: anywhere;     /* long names wrap in a controlled way */
  max-height: 2.7em;
  overflow: hidden;
}

.ui2c178-card:active .ui2c178-card-name { color: var(--ui2c178-mint); }

/* --------------------------------------------------------------------------
   9. Editorial blocks (question-driven information rhythm)
   -------------------------------------------------------------------------- */
.ui2c178-block {
  background: var(--ui2c178-panel);
  border: 1px solid var(--ui2c178-line);
  border-radius: 10px;
  padding: 14px 13px 10px;
  margin-bottom: 18px;
}

.ui2c178-block > h2 {
  font-size: 17px;
  padding-bottom: 8px;
  margin-bottom: 10px;
  border-bottom: 1px dashed #454545;
}

.ui2c178-block p { font-size: 14px; }

/* question rows inside blocks */
.ui2c178-qrow {
  padding: 10px 0 8px;
  border-bottom: 1px dashed #454545;
}

.ui2c178-qrow:last-child { border-bottom: 0; }

.ui2c178-q {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-family: var(--ui2c178-font-head);
  font-weight: 700;
  font-size: 14.5px;
  color: var(--ui2c178-mint);
  margin-bottom: 4px;
}

.ui2c178-q::before {
  content: "?";
  flex: none;
  width: 20px; height: 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  background: var(--ui2c178-teal);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
}

.ui2c178-a { font-size: 13.5px; color: var(--ui2c178-dim); margin: 0; }

/* category highlight rows — ledger style, not cards */
.ui2c178-cat-row {
  display: grid;
  grid-template-columns: 74px 1fr;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px dashed #454545;
}

.ui2c178-cat-row:last-child { border-bottom: 0; }

.ui2c178-cat-tag {
  align-self: start;
  text-align: center;
  font-family: var(--ui2c178-font-head);
  font-size: 13px;
  font-weight: 700;
  color: #fff;
  background: var(--ui2c178-teal-deep);
  border-radius: var(--ui2c178-card-r);
  padding: 6px 4px;
}

.ui2c178-cat-row:nth-child(2) .ui2c178-cat-tag { background: #B33A24; }
.ui2c178-cat-row:nth-child(3) .ui2c178-cat-tag { background: #8a6100; }
.ui2c178-cat-row:nth-child(4) .ui2c178-cat-tag { background: #3F6C52; }
.ui2c178-cat-row:nth-child(5) .ui2c178-cat-tag { background: #2F5D74; }

.ui2c178-cat-body h3 {
  font-size: 14.5px;
  margin-bottom: 3px;
  color: var(--ui2c178-text);
}

.ui2c178-cat-body p {
  font-size: 13px;
  color: var(--ui2c178-dim);
  margin-bottom: 5px;
}

.ui2c178-cat-body a {
  font-size: 12.5px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.ui2c178-cat-body a::after { content: "→"; color: var(--ui2c178-amber); }

/* requirements checklist */
.ui2c178-check {
  list-style: none;
  padding: 0;
  margin: 0;
}

.ui2c178-check li {
  position: relative;
  padding: 7px 8px 7px 34px;
  margin-bottom: 6px;
  background: #2a2a2a;
  border: 1px solid var(--ui2c178-line);
  border-radius: var(--ui2c178-card-r);
  font-size: 13.5px;
}

.ui2c178-check li::before {
  content: "";
  position: absolute;
  left: 9px; top: 12px;
  width: 14px; height: 8px;
  border-left: 3px solid var(--ui2c178-amber);
  border-bottom: 3px solid var(--ui2c178-amber);
  transform: rotate(-45deg);
}

/* inline CTA band inside content */
.ui2c178-band {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  background: linear-gradient(135deg, #243b3d, #1f2c33);
  border: 1px solid var(--ui2c178-teal-deep);
  border-radius: 10px;
  padding: 12px 13px;
  margin: 4px 0 14px;
}

.ui2c178-band p {
  flex: 1 1 160px;
  margin: 0;
  font-size: 13.5px;
  color: var(--ui2c178-text);
}

.ui2c178-band-cta {
  flex: none;
  display: inline-block;
  min-height: 44px;
  line-height: 44px;
  padding: 0 18px;
  background: var(--ui2c178-coral);
  color: #fff;
  font-weight: 700;
  font-size: 14px;
  border-radius: 4px;          /* square-corner high-contrast CTA */
  box-shadow: 0 3px 12px rgba(255, 99, 71, .3);
}

.ui2c178-band-cta:active { background: #e14f36; }

/* --------------------------------------------------------------------------
   10. Extended footer (page directory > brand > promotions > disclaimer)
   -------------------------------------------------------------------------- */
.ui2c178-ext {
  margin: 22px -12px 0;
  padding: 16px 14px 0;
  border-top: 1px solid var(--ui2c178-line);
  background: #262626;
}

.ui2c178-ext > h2 {
  font-size: 16px;
  color: var(--ui2c178-mint);
  margin-bottom: 10px;
}

.ui2c178-dir {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 14px;
}

.ui2c178-dir-group h3 {
  font-size: 12px;
  letter-spacing: .5px;
  color: var(--ui2c178-amber);
  margin-bottom: 6px;
}

.ui2c178-dir-group a {
  display: block;
  min-height: 34px;
  padding: 6px 8px;
  margin-bottom: 4px;
  border-radius: 5px;
  background: var(--ui2c178-panel);
  border: 1px solid var(--ui2c178-line);
  color: var(--ui2c178-text);
  font-size: 12.5px;
  font-weight: 600;
  line-height: 1.35;
}

.ui2c178-dir-group a:active {
  background: var(--ui2c178-mint);
  color: #1d2b29;
  border-color: var(--ui2c178-mint);
}

.ui2c178-ext-brand {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  padding: 12px;
  border-radius: var(--ui2c178-card-r);
  background: var(--ui2c178-panel);
  border: 1px solid var(--ui2c178-line);
  margin-bottom: 14px;
}

.ui2c178-ext-brand img {
  width: 40px; height: 40px;
  border-radius: 9px;
  border: 1px solid var(--ui2c178-line);
  flex: none;
}

.ui2c178-ext-brand p {
  margin: 0;
  font-size: 12.5px;
  color: var(--ui2c178-dim);
}

/* five descriptive promo entries, compact strip */
.ui2c178-promos {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  margin-bottom: 14px;
}

.ui2c178-promo {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 48px;
  padding: 8px 10px;
  border-radius: 5px;
  font-size: 12.5px;
  font-weight: 700;
  line-height: 1.3;
  color: #fff;
  text-align: left;
}

.ui2c178-promo svg {
  width: 17px; height: 17px;
  stroke: #fff;
  flex: none;
  transition: transform .15s ease;
}

.ui2c178-promo:active svg { transform: scale(1.15); }  /* icon micro-state */

.ui2c178-promo-1 { background: var(--ui2c178-coral); }
.ui2c178-promo-2 { background: var(--ui2c178-teal); }
.ui2c178-promo-3 { background: #C2541A; }
.ui2c178-promo-4 { background: var(--ui2c178-teal-deep); }
.ui2c178-promo-5 {
  grid-column: 1 / -1;
  background: var(--ui2c178-amber);
  color: #241a00;
  justify-content: center;
}

.ui2c178-promo-5 svg { stroke: #241a00; }

.ui2c178-ext-note {
  font-size: 11.5px;
  color: #8fa3a0;
  line-height: 1.6;
  padding-bottom: 12px;
  margin: 0;
  border-top: 1px dashed #454545;
  padding-top: 10px;
}

/* common slim footer */
.ui2c178-foot {
  text-align: center;
  padding: 12px 14px 14px;
  border-top: 1px solid var(--ui2c178-line);
  background: #1e1e1e;
  font-size: 12px;
  color: var(--ui2c178-dim);
}

.ui2c178-foot b { color: var(--ui2c178-mint); }

/* --------------------------------------------------------------------------
   11. Mobile bottom navigation — layered bar, raised center CTA
   -------------------------------------------------------------------------- */
.ui2c178-bnav {
  position: fixed;
  left: 50%;
  transform: translateX(-50%);
  bottom: 0;
  width: 100%;
  max-width: 430px;
  height: calc(var(--ui2c178-bnav-h) + env(safe-area-inset-bottom, 0px));
  padding-bottom: env(safe-area-inset-bottom, 0px);
  background: var(--ui2c178-ink-deep);
  border-top: 2px solid var(--ui2c178-teal);
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  z-index: 70;
}

.ui2c178-bnav-item {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  color: var(--ui2c178-dim);
  font-size: 10.5px;
  font-weight: 600;
  min-width: 44px;
  padding-top: 4px;
}

/* sliding indicator: thin amber bar that scales in on the active item */
.ui2c178-bnav-item::before {
  content: "";
  position: absolute;
  top: -2px;
  left: 50%;
  width: 26px;
  height: 3px;
  border-radius: 0 0 3px 3px;
  background: var(--ui2c178-amber);
  transform: translateX(-50%) scaleX(0);
  transition: transform .22s ease;
}

.ui2c178-bnav-item.ui2c178-active {
  color: #1d2b29;                       /* contrast inversion */
  background: var(--ui2c178-mint);
}

.ui2c178-bnav-item.ui2c178-active::before { transform: translateX(-50%) scaleX(1); }

.ui2c178-bnav-ico {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px; height: 26px;
}

.ui2c178-bnav-ico svg {
  width: 21px; height: 21px;
  stroke: currentColor;
  stroke-width: 1.9;
  fill: none;
  transition: transform .18s ease;
}

.ui2c178-bnav-item:active .ui2c178-bnav-ico svg {
  transform: translateY(-2px) scale(1.08);  /* micro-interaction */
}

/* raised center promo button */
.ui2c178-bnav-cta {
  color: #fff;
}

.ui2c178-bnav-cta .ui2c178-bnav-ico {
  width: 46px; height: 46px;
  margin-top: -24px;
  border-radius: 12px;
  background: var(--ui2c178-coral);
  border: 3px solid var(--ui2c178-ink-deep);
  box-shadow: 0 4px 14px rgba(255, 99, 71, .45);
}

.ui2c178-bnav-cta .ui2c178-bnav-ico svg {
  width: 22px; height: 22px;
  stroke: #fff;
}

.ui2c178-bnav-cta:active .ui2c178-bnav-ico {
  background: #e14f36;
  transform: translateY(-2px);
}

.ui2c178-bnav-cta.ui2c178-promo-b .ui2c178-bnav-ico {
  background: var(--ui2c178-teal);
  box-shadow: 0 4px 14px rgba(0, 151, 167, .45);
}

.ui2c178-bnav-cta.ui2c178-promo-b:active .ui2c178-bnav-ico { background: var(--ui2c178-teal-deep); }

/* --------------------------------------------------------------------------
   12. Responsive refinements
   -------------------------------------------------------------------------- */
@media (min-width: 375px) {
  .ui2c178-grid { gap: 11px 10px; }
  .ui2c178-main { padding-left: 14px; padding-right: 14px; }
  .ui2c178-pagehead h1 { font-size: 24px; }
  .ui2c178-hero-slide img { height: 186px; }
}

/* 430px breakpoint — wider phones get a 5-column catalog */
@media (min-width: 430px) {
  .ui2c178-grid { grid-template-columns: repeat(5, minmax(0, 1fr)); }
  .ui2c178-card-name { font-size: 12px; }
  .ui2c178-hero-slide img { height: 196px; }
  .ui2c178-pagehead h1 { font-size: 25px; }
  .ui2c178-dir { grid-template-columns: repeat(3, 1fr); }
}

/* keep long Bengali words from forcing horizontal scroll */
.ui2c178-main, .ui2c178-block, .ui2c178-menu-scroll { overflow-wrap: break-word; }

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}

/* --------------------------------------------------------------------------
   13. Help-page reading surfaces
   -------------------------------------------------------------------------- */
.ui2c178-help-main {
  padding-top: 18px;
}

.ui2c178-help-hero {
  padding: 16px 14px 14px;
  border: 1px solid var(--ui2c178-teal-deep);
  background: linear-gradient(145deg, #263c3d, #252525 72%);
  border-radius: 4px;
  margin-bottom: 14px;
}

.ui2c178-help-hero h1 {
  font-size: 23px;
  color: var(--ui2c178-mint);
  margin-bottom: 8px;
}

.ui2c178-help-hero p {
  color: var(--ui2c178-text);
  font-size: 14px;
  margin-bottom: 0;
}

.ui2c178-help-kicker {
  display: inline-block;
  color: var(--ui2c178-amber);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .7px;
  margin-bottom: 5px;
}

.ui2c178-promo-strip {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
  margin: 0 0 15px;
  padding: 1px 0 4px;
}

.ui2c178-promo-strip::-webkit-scrollbar { display: none; }

.ui2c178-promo-chip {
  flex: 0 0 auto;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  padding: 7px 12px;
  border: 1px solid var(--ui2c178-teal);
  border-radius: 3px;
  background: #243537;
  color: var(--ui2c178-mint);
  font-size: 12.5px;
  font-weight: 700;
}

.ui2c178-promo-chip:nth-child(2n) { border-color: var(--ui2c178-coral); }
.ui2c178-promo-chip:active { background: var(--ui2c178-teal); color: #fff; }

.ui2c178-answer-panel {
  border-left: 4px solid var(--ui2c178-amber);
  padding: 11px 12px;
  background: #292929;
  margin: 0 0 15px;
}

.ui2c178-answer-panel strong { color: var(--ui2c178-mint); }
.ui2c178-answer-panel p { margin: 0; font-size: 14px; }

.ui2c178-help-section {
  border: 1px solid var(--ui2c178-line);
  background: var(--ui2c178-panel);
  border-radius: 8px;
  padding: 14px 13px 10px;
  margin-bottom: 15px;
}

.ui2c178-help-section h2 {
  font-size: 17px;
  color: var(--ui2c178-mint);
  padding-bottom: 8px;
  border-bottom: 1px dashed #505050;
  margin-bottom: 10px;
}

.ui2c178-help-section h3 {
  font-size: 15px;
  color: var(--ui2c178-amber);
  margin: 12px 0 4px;
}

.ui2c178-help-section p,
.ui2c178-help-section li {
  font-size: 13.7px;
  color: var(--ui2c178-dim);
}

.ui2c178-step-list {
  list-style: none;
  padding: 0;
  counter-reset: ui2c178-step;
}

.ui2c178-step-list li {
  counter-increment: ui2c178-step;
  position: relative;
  padding: 10px 8px 10px 42px;
  margin: 0;
  border-bottom: 1px solid #444;
}

.ui2c178-step-list li:last-child { border-bottom: 0; }

.ui2c178-step-list li::before {
  content: counter(ui2c178-step);
  position: absolute;
  left: 0;
  top: 10px;
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  background: var(--ui2c178-teal);
  color: #fff;
  border-radius: 50%;
  font-weight: 700;
}

.ui2c178-step-list strong { color: var(--ui2c178-text); }

.ui2c178-branch-table {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
}

.ui2c178-branch {
  padding: 10px;
  border: 1px solid #4b4b4b;
  background: #292929;
  border-radius: 4px;
}

.ui2c178-branch b {
  display: block;
  color: var(--ui2c178-amber);
  font-size: 14px;
  margin-bottom: 3px;
}

.ui2c178-branch span { color: var(--ui2c178-dim); font-size: 13px; }

.ui2c178-checklist {
  list-style: none;
  padding: 0;
}

.ui2c178-checklist li {
  position: relative;
  padding: 8px 8px 8px 30px;
  border-bottom: 1px dashed #4b4b4b;
  margin: 0;
}

.ui2c178-checklist li::before {
  content: "✓";
  position: absolute;
  left: 4px;
  color: var(--ui2c178-amber);
  font-weight: 700;
}

.ui2c178-faq-line {
  border-top: 1px solid #454545;
  padding: 10px 0 3px;
}

.ui2c178-faq-line:first-of-type { border-top: 0; }
.ui2c178-faq-line h3 { margin-top: 0; color: var(--ui2c178-mint); }
.ui2c178-faq-line p { margin-bottom: 5px; }

.ui2c178-action-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 14px;
  margin: 3px 4px 5px 0;
  border-radius: 3px;
  background: var(--ui2c178-coral);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
}

.ui2c178-action-link.alt { background: var(--ui2c178-teal); }
.ui2c178-action-link.amber { background: var(--ui2c178-amber); color: #241a00; }
.ui2c178-action-link:active { filter: brightness(.86); }

.ui2c178-fact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin: 8px 0 12px;
}

.ui2c178-fact {
  min-height: 74px;
  padding: 9px;
  border: 1px solid #4a4a4a;
  background: #282828;
}

.ui2c178-fact b { display: block; color: var(--ui2c178-amber); font-size: 12px; margin-bottom: 3px; }
.ui2c178-fact span { color: var(--ui2c178-text); font-size: 13px; }

.ui2c178-alert {
  padding: 11px 12px;
  border: 1px solid #a34a37;
  background: #3b2926;
  color: #ffd8cf;
  font-size: 13px;
  margin: 8px 0 12px;
}

.ui2c178-mini-footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 12px;
  padding: 12px 0 3px;
  border-top: 1px solid var(--ui2c178-line);
  font-size: 12.5px;
}

@media (min-width: 375px) {
  .ui2c178-help-hero h1 { font-size: 25px; }
  .ui2c178-branch-table { grid-template-columns: 1fr 1fr; }
}